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VDI Wissensforum GmbH - 16. Internationale VDI-Tagung Reifen-Fahrwerk-Fahrbahn 2017

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VDI Wissensforum GmbH (ed.)

16. Internationale VDI-Tagung Reifen-Fahrwerk-Fahrbahn 2017

Series: VDI-Berichte

Volume 2296 2017

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J. Schmitt Das Audi AI Aktivfahrwerk im neuen Audi A8 – Ziele der Entwicklung, Funktions- und Systembeschreibung S. 175-186

„… Das Audi AI Aktivfahrwerk im neuen Audi A8 Ziele der Entwicklung, Funktions- und …” „… Eigenschaften gleichzeitig zu verbessern und einen besseren Kompromiss zu finden. Das Audi AI Aktivfahrwerk im …” „… – das Audi AI Aktivfahrwerk – welches die bisher bekannten Grenzen verschiedener Vertikaldynamiksysteme …”

Titelei/Inhaltsverzeichnis S. I-XI

„… . Kochem, H. Winner J. Schmitt Das Audi AI Aktivfahrwerk im neuen Audi A8 – Ziele der 175 Entwicklung …”

T. Raste, B. Hartmann, M. Kretschmann Assistance System for Aquaplaning Situations S. 1-20

„… risk in an early phase the aim of this work is to analyze vehicle dynamics and controllability in …”

M. Selig, M. Meyer, F. Petry, S. Westermann Reifensimulationsmodelle der Zukunft S. 33-46

„… range up to 200 Hz, excited by mass imbalance, air cavity vibrations, short surface wavelengths …” „… and air volume vibration model. Additionally, it is capable to simulate tire slipping on the rim for …”

F. Calabrese, C. Ludwig, M. Bäcker, A. Gallrein Parameter-Identifikation eines thermomechanischen Reifenmodells basierend auf Flachbahn-Messungen S. 57-76

„… Air thermal conductivity Cornering stiffness: The cornering stiffness ( lateral force gradient between +‐1 ° of …” „… ‐ perature Structural loss energy Air thermal conductivity Rubber thermal capacity …” „… friction power become bigger than the absorbed power by air/asphalt the tire heat up. This happen for this …”

J. Pinay, F. Gauterin, H.-J. Unrau Experimental Study of the Tire Cavity Noise and its Correlation with the Exterior Tire-Road Noise Emission S. 199-214

„… influence of many parameters, such as the driving speed, tire load, inflation pressure, and tire cavity air …” „… be driven up to 200 km/h, whereby different slip-conditions can be adjusted. With the aid of a …” „… mV/Pa, a resolution of 77 dB, and integrated acceleration compensation. The air pressure sensor has a …”

A. Gallrein, M. Bäcker, F. Calabrese Einfluß der Dynamik des Füllgases des Reifens auf Betriebszustände S. 215-232

„… air/helium comparison of the tire mounted on a 19’’ rim for cleat run measurements were supplied by fka …” „… also for the cavity mode yields for a 225/45 R 17 tire at 2.5 bar air inflation pressure, 2400 N …” „… , 20 mm width) of a tire mounted on a 19’’ rim filled with air (blue solid lines) as well as helium …”

G. Heinrich, A. Das Smart Rubber and Tire Innovations for Next Tire Generations S. 271-282

„… becomes more significant in the near future due to the effects of air pollutants on people’s health. It is …” „… http://www.dipmat.univpm.it/aimeta2009/Atti%20Congresso/SESSIONI_SPECIALI/Velardocchia_paper359.pdf (2017-08-24) VDI-Berichte Nr …”

doi.org/10.51202/9783181022962

VDI Wissensforum GmbH - Fahrerassistenzsysteme und Automatisiertes Fahren

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Fahrerassistenzsysteme und Automatisiertes Fahren

Series: VDI-Berichte

Volume 2413 2023

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H. Barth New AI enabling Data Interface for Ultrasonic Systems – Setting a new benchmark for ultrasonic perception systems S. 31-36

„… software and – for the first time – enables AI-based signal processing. This e.g. allows for reliably …” „… multitude of new ways to analyze the data including AI-based signal processing. This facilitates significant …” „… New AI enabling Data Interface for Ultrasonic Systems Setting a new benchmark for ultrasonic …”

H. Steege Auswirkungen des europäischen Verordnungsentwurfs zur Regulierung von KI auf die Mobilität von morgen S. 19-30

„… morgen Impact of the European draft AI regulation on tomorrow's mobility Dr. iur. Dr. rer. pol. Hans …” „… Steege, CARIAD SE, Wolfsburg Abstract The planned AI regulation is product safety law. It should be …” „… positively emphasised that this will create the first fully harmonised legal framework for AI within the EU …”

Titelei/Inhaltsverzeichnis S. II-VIII

„… . Steege, CARIAD SE, Wolfsburg Sensortechnologien, Perzeption, UmfeldmodellierungNew AI enabling Data …”

D. Michalik, A. Kummert Neuartige Methodik zur Absicherung von Fehlern im Zusammenhang mit der Umfeldsensorik automatisierter Fahrsysteme S. 75-90

„… ]. Verfügbar unter: https://www.iso.org/standard/20269.html [16] „aiSim“, aiMotive. https://aimotive.com/aisim …”

P. Kohl, H.-R. Treichel, A. Kummert Virtual Reality-Ansatz zur Steigerung der Nutzerakzeptanz bei Innovationen am Beispiel des autonomen Fahrens S. 1-18

„… : https://aisel.aisnet.org/ecis2019_rp/87 [27] S. M. Hegner, A. D. Beldad, und G. J. Brunswick, „In Automatic We Trust …”

T. Ahrenhold, J. Iatropoulos, R. Henze Entwicklungsprozess eines robusten und reibwertstabilen Steer-by-Wire Lenksystems für das teil- und hochautomatisierte Fahren S. 91-102

„… systems, this work aims to safeguard the driver assistance systems such as lane keeping assist (LKA …”

O. Angress, J. Vollmer Cyber Security bei Fahrzeugen – Analyse und Schutz vor Cyber-Angriffen S. 103-X

„… AISEC und den Fachhochschulen Amberg-Weiden und Aalen zusammensetzt, etabliert ein Ausbildungs-programm …” „… . Im Rahmen eines Projekts hat Fraunhofer AISEC analysiert, wie man mit der standardmä-ßigen …”

doi.org/10.51202/9783181024133

VDI Wissensforum GmbH - AgEng LAND.TECHNIK 2022

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AgEng LAND.TECHNIK 2022

Series: VDI-Berichte

Volume 2406 2022

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M. Schmidt AI-Based Tillage Job Quality Assessment for Advanced Machine Automation in Agriculture S. 567-572

„… AI-Based Tillage Job Quality Assessment for Advanced Machine Automation in Agriculture M. Sc …” „… contains significant air-borne dust. Fig. 2: Illustration of the image processing approach in conditions …” „… assessment of the work result. All activities on the subordinated Work Process Stabilization Level aim to …”

A. van Dueren den Hollander Intra row weeding in sugar beets with the use of Artificial Intelligence – From theory to practice S. 267-274

„… , it is also know that standard image processing, without the use of Artificial Intelligence (AI), has …” „… distinguishing the crop from the weeds. Since the rapid growth of the application of AI in all kinds of …” „… industries, the use of AI in Agriculture is an obvious next step. The capabilities of the detection …”

G. Maurer Unspoken Misapplication – Micro-Agronomics and Visual Fallacy of Agricultural Spraying S. 283-290

„… individual nozzle can have a significant impact on the AI’s ability to control pests and/or enhance yields …” „… important issues: (1) droplet efficacy on a single plant, and (2) overall active ingredient (AI) rates …” „… kg ai ha-1, respectively, of glufosinate were applied in soybeans. In Hameed et al. [2], the research …”

A. Tempelaere, H. Minh Phan, T. Van De Looverbosch, P. Verboven, B. Nicolai Non-destructive internal disorder detection in pear fruit using X-ray radiographs and deep learning S. 517-524

„… this process, artificial intelligence (AI) has been recently proposed as a promising approach. Despite …” „… implemented in an inline sorting system [5]. Here, AI can also be used for detection of deteriorated fruit …” „… quality based on the radiography data. In a recent subfield of AI, i.e. supervised deep learning (DL …”

J. M. Anderson, S. Foroushani, A. Hansen, G. Hoffmann, T. Ilte, D. Janke, R. Shamshiri, B. Sturm, M. Senft, C. Weltzien IoT platform challenges, planning, and implementation for the Leibniz Innovation Farm (InnoHof) S. 525-532

„… AI-based methods for data analysis,  implementation of digital twins based on sensor inputs to monitor …” „… vehicles, the application of AI techniques to various farming activities, and to monitoring, modeling, and …” „… . Therefore, one of the primary aims of the study is to develop an extensible system that can grow with …”

N. Pathak, P. V. Mahajan Performance evaluation of ethylene scavenging films for applications in fruit and vegetables packaging – Comparison of ethylene scavenging films S. 107-114

„… Associations (AiF) and Federal Ministry for Economic Affairs and Energy (BMWi) under the CORNET program for …” „… . This study aimed at giving a better overview of the ethylene removal efficacy of such films in fresh …” „… injected inside the glass using a syringe. Air samples were then drawn at regular intervals from inside the …”

S. Kubinski, T. Meinel Methodology for the development of a plant detection system based on mechanical properties of crops using the example of corn – Contribution to the cost-effective enabling of plant-individual care mea... S. 135-140

„… AI ist FARM MACHINE 2022, Ackerbautechnik-News, agrarheute, Deutscher Landwirtschaftsverlag GmbH …” „… reseted by a pulley attached weight, mechanical springs or an air flow. With the spring solutions, the …” „… preload. In the pneumatic solution, a constant air flow is used. The air flow is directed to a lever arm …”

A. Barbaresi, M. Ceccarelli, M. Bovo, M. Agrusti, E. Santolini, D. Torreggiani, P. Tassinari, G. Menichetti Machine Learning Models for Predictions of Thermal Energy Need in Farm Buildings S. 477-484

„… orientation o U degree Yes air infiltration ai U ACHa Yes glaze transmittance Ug U W/(m2K) Yes 2.2 Feature …” „… learning (ML) models to avoid energy simulations. Considering these aspects, the research aims is to …” „… main aim of this work is to assess different ML models that can predict the energy need of building …”

J. Mellmann, T. Ziegler, T. Teodorov, T. Hoffmann, R. Joachim, B. Sturm Homogenization of belt drying of hops by controlling the supply air humidity using partial air recirculation S. 211-216

„… a partial air recirculation with the aim of controlling the water content of the supply air to a …” „… Homogenization of belt drying of hops by controlling the supply air humidity using partial air …” „… varieties. These dryers are conventionally operated with fresh air, which is heated to the desired drying …”

M. A. Moreno-Teruel, F. D. Molina-Aiz, D. L. Valera-Martinez, A. Lopez-Martinez, F. Baptista Numerical and Experimental Analysis of the Stomatal Resistance of a Tomato Crop in Almería (Spain) S. 439-446

„… , Portugal; F.D. Molina-Aiz, D. L. Valera-Martínez, A. López-Martínez, CIAMBITAL-University of Almería …” „… the aim of comparing the stomatal resistance measured with the stomatal resistances estimated through …” „… sectors (East and West) of the greenhouse, temperature and relative humidity sensors of the indoor air at …”

E. Avalos-Sanchez, A. Lopez-Martinez, F. D. Molina-Aiz, D. L. Valera-Martinez, M. A. Moreno-Teruel, F. Baptista The Effect of Diffuse Film Covers on the Development of Cucumber Fungal Diseases in a Mediterranean Greenhouse S. 447-454

„… Abstract The aim of this work was to analyse the effect of an experimental film greenhouse cover …” „… Diseases in a Mediterranean GreenhouseE. Ávalos-Sánchez, A. López-Martínez, F. D. Molina-Aiz, D.L …” „… quality and marketability of fruits. The aim of this study is to analyse the effect that an experimental …”

M. A. Moreno-Teruel, F. Baptista, F. D. Molina-Aiz, A. Lopez-Martinez, D. L. Valera-Martinez, E. Avalos-Sanchez The Effect of Diffuse Films Covers on Yield, Fruit Quality and Photosyntesis Activity of Cucumber Crop (Cucumis sativus L ) S. 455-462

„… Abstract The aim of this study was to evaluate the effect of two plastic greenhouse covering films …” „… Évora, Évora, Portugal; F. Baptista, MED-University of Évora, Évora, Portugal; F. D. Molina-Aiz, A …” „… Research Centre and the financial support from the Ministry of Universities for the Requalification Aid …”

Titelei/Inhaltsverzeichnis S. I-XXII

„… 3, 2022 | 15:46:58 | 148 mm x 210 mm f Soil CultivationAI-Based Tillage Job Quality Assessment for …” „… TechnologiesHomogenization of belt drying of hops by controlling the supply air humidity using partial air recirculation …” „… , Portugal;F. D. Molina-Aiz, D. L. Valera-Martínez, A. López-Martínez, CIAMBITAL-University of Almería …”

J. Henningsen, C. Schroth Challenges and potential of NIR sensors to simplify the generation of nitrogen flow balances – Digital mapping of nitrogen cycles S. 1-8

„… are often present in many areas. In general, the aim is to reconcile climate protection targets and …” „… level, the Farm to Fork strategy aims to reduce fertilizer use by 20% and nutrient losses by 50% by 2030 …”

E. Thiessen, M. Eslamifar, R. Kock, E. Hartung, P. Lausen On Farm Validation of different NIR Sensors for Manure Sensing S. 9-16

„… , potassium K, dry matter DM, root mean square error RMSE Introduction and aim NIR sensors for measuring …” „… the current study with the main aim to quantify the accuracy of the most common and commercially …”

M. Altaleb, J. Hertzberg, H. Deeken, B. Wrenger Analysis of Combine Harvester Threshing Systems Across Different Climate Regions S. 17-24

„… precipitation and air temperature to define distinct climate regions. It divides climate into five main groups …”

B. Pölling, J. Steiner, C.-P. Stickel Development of a new structural undercarriage for combine harvesters S. 31-40

„… angle can be integrated with the aid of an interlocking plug-in system (Fig. 3, fifth image). Fig. 3 …”

A. Gkountas, P. Bakalis, D. Tyris, D. Manolakos Thermodynamic modelling of a Biomass Organic Rankine Cycle for sustainable heat and power cogeneration in greenhouses S. 47-52

„… University of Athens (Greece), aiming to explore a micro-CHP system based on the technology of Organic …” „… aims to predict the system’s performance under varying conditions, focusing on the ORC performance …” „… this rejected heat by the condenser is used to heat the air in the greenhouse VDI-Berichte Nr. 2406 …”

N. Katsoulas, C. Baxevanou, D. Feidaros Optimal design of a hybrid power generation system for greenhouses S. 53-60

„… aiming to reduce energy costs and the environmental footprint. Parametric studies are performed for …”

A. Kavga, T. Petrakis, V. Thomopoulos The contribution of innovative semi-transparent photovoltaics for energy autonomy in the field of greenhouse systems S. 61-68

„… Integrated Photovoltaic System (GIPV) is presented, using all the above elements, with the aim of its …” „… & Zonen Greenhouse An Internet of Things (IoT)-based robotic system, named Kytion Aeir [7], is also …” „… closing of the windows, are automated, depending on the recorded temperature and rainfall. Kytion Aeir is …”

G. Hoffmann, J. Heinicke, S. Wille, T. Amon Influence of barn climate on the rumen temperature of lactating dairy cows – Does the rumen temperature of dairy cows react under heat stress? S. 69-74

„… to quantify. The aim of the present study was to determine if the rumen temperature of high yielding …” „… dairy cows shows changes under heat stress conditions. Therefore, the barn climate (air temperature and …” „… temperature (AT, accuracy: ±0.01°C) and relative humidity (RH, accuracy: ±3%) of the air were recorded every …”

M. Agrusti, M. Ceccarelli, M. Bovo, S. Benni, A. Barbaresi, E. Santolini, D. Torreggiani, P. Tassinari Assessment of milk yield loss induced by heat stress in dairy cows – Researching the sustainability and the animal welfare S. 75-84

„… ”, running in 2021-2022. The aim of the project is to improve sustainability, animal welfare and productivity …” „… sustainability, animal welfare and productivity. In this context, the study aims to define, train, and test a …” „… . The study aims to define, train, and test a model developed through machine learning techniques and …”

C. M. Levrault, J. T. Eekelder, J. P. M. Ploegaert, N. M. W. Ogink Measurement of dairy cows‘ individual methane production rates: the Cubicle Hood Sampler, an on-barn alternative S. 85-92

„… non-intrusive manner, the methane content of exhaled air and belching from individual cows. In addition, this …” „… air flowing into inlets A, B and C, and in the direction of the outlet (complete piping not visible …” „… ) containing a fan (4, TD-250 S&P Holland) permanently induced an airflow of approximately 200 m3/h. This …”

N. Katsoulas, S. Faliagka, A. Bari, Y. Naounoulis Precimed: a simulation model for nutrient uptake prediction of a hydroponic cucumber crop grown in the Mediterranean region S. 101-106

„… more efficient water and nutrient use and lower groundwater contamination [6]. This work aims to …”

C. Dittrich, R. Pecenka, C. Lühr, A. Kir, F. Righi, A.-K. Loes, U. Schmutz A. Antosik#M. Stobińska#M. Pieczykolan#P. Kamola#A. Bartkowiak Extrusion of lignocellulosic residues from agriculture and agroforestry into fibre for peat replacement and pellets for animal bedding S. 115-120

„… solutions for the use of grassy biomass from wetland are needed. The aim of this study was to develop …” „… . 13041:2012-01 In Soil improvers and growing media - Determination of physical properties - Dry bulk density, air …”

C. Stumpe, S. Böttinger Grassland yield prediction and mapping in small-scaled regions S. 149-154

„… knowing the yield development, the optimal harvest time can be better defined. The aim of the project …”

J. Schemminger, Sharvari Raut, B. Sturm, Albrecht Daniel, Thijs Defraeye A digital shadow to study the convective drying of carrot slices S. 155-164

„… A. Radu, “Convective drying of fruit: A deeper look at the air-material interface by conjugate …” „… law of large numbers, the distributions of final products properties are inferred. Measured air …” „… temperature and air humidity data is used as an input to the model, representing boundary conditions of the …”

C. Depenbrock, L. Frerichs Investigation and testing of a novel concept for straw management with the “Kombi-Mulcher” – How the decoupling of combine threshing and straw management by means of a “Kombi-Mulcher” contributes to e... S. 179-188

„… reason, statistical experimental design was chosen. The aim is to achieve maximum information content …”

S. Hempel, L. Ouatahar, D. Janke, T. Amon A nested semi-mechanistic model to predict the temporal dynamics of ammonia emissions from a solid floor naturally ventilated dairy cattle building – Parameter estimation and associated uncertainties S. 197-202

„… here, which is based on a very limited dataset. The present study aimed to investigate which effect …” „… was mounted below the ridge, the other lines at approximately 3 m height. Air temperature was measured …” „… distributed in the barn were measured together with the near surface air temperature. For further details on …”

D. Janke, M. Bornwin, T. Amon, B. Amon, K. Coorevits, P. v. Overbeke, A. Declerck, P. Demeyer Development and validation of a low-cost online monitoring tool to manage barn climate and emissions from livestock housing systems S. 203-210

„… climate and emission levels of air pollutants (OTICE) from naturally ventilated barns was developed to …” „… online tool for monitoring Indoor barn climate and emission levels of air pollutants (OTICE) from …” „… height of 2.7 m. Air was sucked constantly through the tubes and provided to the gas analyser. The tubes …”

H. Battke, L. Krause, J. Petri China’s spraying drone trend – a European opportunity? S. 217-234

„… . Pilots operating drones weighing over 7 kg mustobtain a drone piloting license from the Aircraft Owners …” „… urbanization.● Europe’s Green Deal which aims to reduce pesticides and fertilizers by 50% by 2030,creates high …” „… sprayer of the type Frema Aiglon 80. The keyparameters relevant for the experiment are described in Table …”

M. Reyhani, E. Santolini, M. Bovo, A. Barbaresi, D. Torreggiani, P. Tassinari A comparative life cycle analysis of living walls S. 235-244

„… island effects, air pollution, storm runoff, and reduction of green spaces and biodiversity. A key …” „… pollutants, improving air quality by capturing fine dust in the air [12], [13]. However, in the context of …” „… aims to evaluate two typologies of green wall systems with different characteristics and production …”

W. Faes, S. Lecompte, J. Maselyne Cost-effective implementation of renewable energy sources in livestock barns S. 245-252

„… , attributed to guaranteeing comfortable conditions and indoor air quality for the animals. Currently, these …” „… is mechanically ventilated. The supply air can be heated with tubes in which water at 70°C flows …”

M. Messieux, D. Touze, R. Guillaud, O. Bensehila, O. Marchand, S. Foroushani, L. Wannasek, T. Amon Conversion of a diesel farm tractor to run on bioCNG – Adapted in-use livestock farm tractor for biomethane S. 253-258

„… injectors and spark plugs instead of the diesel injectors, modifying the intake airline to add a throttle …” „… (ECU), to integrate all the functions for the best air gas ratio management required for efficient …” „… -5 and to perform Non-Road-Transient-Cycle (NRTC). A water to air heat exchanger was used to simulate …”

L. Wannasek, D. May, D. Tyris, T. Amon Design of an on-farm biomethane upgrading plant with hybrid compression and filling station S. 259-266

„… biogas compositions and qualities. The aim is to further optimise the series of processes, focusing on …” „… its wide use in livestock farms. Further aim of the pilot and demo plant here is to create a …” „… on a daily basis. Therefore, a concept with coupled biomethane and electricity production is aimed …”

B. Amon, F. Dragoni, X. Diaz de Otalora, G. Cinar, V. Anestis, T. Bartzanas “MilKey” and “MELS”: the role of information and communication technologies in mitigating emissions and increasing sustainability of livestock systems – Information and communication technologies and ... S. 299-304

„… sustainable and GHG optimized milk production in key European areas”) projects aim to design more sustainable …” „… air, soil and water. Multicriteria sustainability assessments and advanced assessment methodologies …” „… Systems (DSSs) is expected to be of increased importance. These tools aim to provide targeted …”

S. Germer, M. E. Adamseged, Z. Ding, T. Heinrich, T. Hoffman, R. Orozco, H. Park, P. Grundmann Grass-based circular solutions for rural agri-food value chains – Lessons learnt from GO-GRASS project S. 305-312

„… highly variable in space, different business models are necessary for different places. Here we aim to …” „… , with the aim not to interfere with food security and land use competition, while producing more …” „… valuable bio-based products for animal husbandry sectors. In Sweden, the aim is to establish briquetting …”

A. Cardenas, F. Dragoni, J. B. Dolle, A. L’Hote, B. Amon “LIFE Carbon Farming” and “Climate Farm Demo”: development and implementation of a result-based funding mechanism for carbon farming in European mixed crop livestock systems S. 313-316

„… mitigation through different techniques, aimed for instance to increase energy efficiency, nutrient …”

J. E. Hilgert, T. Amon, B. Amon, V. Belik, F. Dragoni, C. Ammon, A. Cardenas, C. Herrmann, S. O. Petersen Influence of the temperature of storage on biogas production from dairy cows and fattening pigs’ liquid manure S. 317-322

„… production. This work aims to experimentally quantify the losses of CH4 during the storage of dairy and pig …” „… (CH4) into the atmosphere. This work aims to quantify the losses of CH4 during the storage of manure …”

L. Ouatahar, G. Lanigan, A. Bannink, T. Amon, D. Krol, B. Amon Process-based modeling approaches for integral assessment of the impact of feeding management on greenhouse gas and nitrogen emissions in dairy production systems S. 323-326

„… hasn’t been used yet. Therefore, this study aims to describe how to implement this approach from animal …”

H.-J. Seo, S.-W. Lee, I.-H. Seo Monitoring of worker’s particulate matter exposure concentration in broiler houses – Analysis of the characteristics of worker exposure to particulate matter in broiler houses S. 327-334

„… emissions of airborne dust in livestock buildings in northern Europe. Journal of Agricultural Engineering …” „… . Identification of the risk factors for high airborne particle concentrations in broiler buildings using …” „… houses. In International Symposium on Air Quality and Manure Management for Agriculture Conference …”

A. Schweiger, H. Bernhardt Natural light interpretation for sports turf management and smart illumination development S. 365-374

„… satellites can be used as basic light supply information. With the aid of the stadium construction a shadow …” „… each other. The aim of this study is to show the combination of average light data and the shadow …” „… solar constant and zero air mass solar spectral irradiance tables. Standard E490-00. American Society …”

E. M. Doumbia, T. Amon, S. Hempel Pressure drop of an animal occupied zone depending on the animals positioning S. 381-386

„… velocities (below 5 m s-1) in both air flow directions. However for higher velocities and when the airflow is …” „… animal husbandry field, many questions regarding airflow and gas emission are still unanswered. This is …” „… to the animals themselves. Animals inside an area move regularly. The aim of this study was to …”

F. Regler, K. Ziegler, H. Bernhardt, T. Förster, K. Hemmert, C. Koch, H. Sauerwein Closing data-gaps between calves and cows – Conceptualization of a specified sensor system for data acquisition in calf and heifer husbandry S. 387-396

„… birth of a calf and the first lactation of the later dairy cow. The aim of this study is to adapt …”

L. Wenzel, T. Stein, H. J. Meyer Automatic onboard process and worktype identification of agricultural machinery with Edge Devices S. 403-410

„… data, which means that the data logger can be used regardless of the manufacturer. The aim of BiDa-LAP …” „… decision making. OsKoNa has the aim to develop components and algorithms that are used to build a stack of …”

L. Poppa, L. Frerichs, J. Liu, M. Böl Experimental method to analyse the blackspot bruises of potato tuber flesh due to mechanical deformation S. 429-438

„… model for the prediction and analysis of internal potato tuber damage in postharvest processes” aims to …” „… / [2] Peters, R.: Qualitätskartoffeln erzeugen - Beschädigungen vermeiden. AID 1078. 6th. revised ed …” „… ., Bonn: AID, 1999 [3] Hughes, J. C.: Proceedings: Role of tuber properties m determining susceptibility …”

B. Lee, I.-H. Seo Analysis of mixing efficiency by structural factors of livestocks manure compositing machine using DEM S. 463-468

„… microbial activity are created by blowing air from bottom of the machine. The Discrete element method is a …”

N. Katsoulas, M. Aslanidou, A. Elvanidi, A. Mourantian, E. Levizo, V. Vassiliadis, E. Mente Simulation of Ca2+ and K+ concentrations in the nutrient solution of an aquaponic system S. 469-476

„… [3 through 4]. This research aimed to study the accuracy of a simulation model that was developed in …” „… to the ‘’Sump’’ tank clean and purified. An air blower provided air to each rearing tank through air …” „… of drainage solution (L), Ainput is the quantity of nutrient in the irrigation solution (mg) and Vbr …”

D. Tyris, P. Panagakis, D. Manolakos, A. Gkountas, P. Bakalis A dynamic heat pump model for precise environment control of a broiler house in Northern Greece S. 485-492

„… carbon dioxide concentration control. Three separate air-cooled heat pumps are modeled to cover the …” „… . Gkountas, Dr. P. Bakalis, Psyctotherm, Greece Abstract Environment control in broiler houses aims at …” „… pumps aiming to cover the heating, cooling, and dehumidifying needs a 10,000 broilers’ house in Northern …”

D. Tyris, D. Manolakos, T. Bartzanas, S. Benni, T. Amon, J. Maselyne, S. Lecompte, P. Grammelis, A. Balafoutis, G. Zhang, P. Bakalis, S. Kalogridis, O. Marchand, H. Hoes, J. Gomes RES4LIVE – Energy Smart Livestock Farming towards Zero Fossil Fuel Consumption S. 493-498

„… . Gomes, MG Sustainable Engineering AB, Uppsala, Sweden Abstract The aim of this work is to totally …”

A. D. Sonawane, N. Pathak, P. Mahajan, C. Weltzien Ethylene and oxygen evolution inside perforated packages: – A case study for avocados Ethylene and oxygen evolution S. 499-508

„… oxygen. Therefore, this study aimed to evaluate the impact of perforation size on ethylene accumulation …” „… system was made airtight with the help of nuts and bolts that tightened the hollow ring to fix the …” „… Cair is the concentration of gas in the air. The permeance of gas through the perforation of packaging …”

M. Geyer, K. Salama A procedure to recycle plastic film in asparagus cultivation without polluting the environment S. 509-516

„… aims to develop a machine that removes the sand/soil from the pockets of the asparagus film. Thereby it …”

S.-W. Lee, I.-H. Seo Evaluation of particulate matter concentrations by crop cultivation in reclaimed land – Reduction of particulate matter by crop cultivation S. 533-540

„… the ground. Since particulate matter in the air is greatly affected by the wind due to its physical …”

M. Trimmel, E. Eder, P. Riegler-Nurscher, K. Schedle Prospective Thermal Processing of Soybeans Using a Bean Characteristic Model S. 541-548

„… heated plate) or by convection using previous heated air. However, these thermal techniques are …” „… of quality variation due to variation in seed traits. The aim is to find out to what extent the …”

P. M. Roth, F. M. Appich, S. Böttinger Interaction properties of wheat straw and grain for Discrete Element Method S. 549-554

„… motion and power draw. Computational Particle Mechanics 4 (2017) H. 1, S. 53–67. [2] AIRY, W.: The …”

H. W. Griepentrog, A. Stana, D. Reiser Concept and performance of an autonomous precision seeder for grain crops – Optimization of seed embedding into the soil S. 561-566

„… enhance crop growth and therefore increase yield and decrease chemical inputs. The aim of the project is …” „… therefore increase yield and decrease chemical inputs. The aim of the project is to optimise grain seed …” „… Autonomous control system for precision seeding The complex autonomous machinery system is aiming at to …”

M. Pokriefke, P. Müller Development of an innovative soil-cultivation-system for energy-saving straw conditioning and ultra-shallow tillage (“Grinder”) – Problems and challenges in stubble cultivation S. 573-580

„… usually takes place in summer, so high air temperatures lead to high evaporation of water from the soil …” „… management also benefits because of a good distribution of the seeds as well. If the aim is to mix straw and …” „… more should be aimed for. This enables the subsequent main crop or cover crop to be sown quickly with …”

V. Ernst, J. Schwehn, N. Ebertshauser, S. Böttinger Investigations on the rolling resistance of tractor tires using coast down tests S. 581-588

„… the air resistance force, the rolling resistance force of the wheels, the gradient resistance force of …” „… included in the air resistance. Using its time derivative, the acceleration of the vehicle can be …” „… gradient. As expected, rolling resistance tends to increase with decreasing tire air pressure due to more …”

Q. Yi, D. Janke, X. Wang, B. Amon, T. Amon Effects of Roof Design on Near Ground Gaseous Emissions from a Naturally-ventilated Pig Barn S. 595-600

„… dispersion of airborne pollutants from an open-type livestock buildings are strongly related to the airflows …” „… configurations. Air velocities and tracer gas concentrations were measured and turbulent characteristic values …” „… . The roof above the exercise area plays an important role in air velocities and turbulent fluctuations …”

H. Sahu, D. Janke, T. Amon, S. Hempel Investigation of the vertical distribution of ammonia, methane, and carbon dioxide in a naturally ventilated dairy barn – Evaluation of gaseous pollutants concentrations S. 601-610

„… summer two centrally mounted ceiling fans are used inside for uniform air distribution. It is a …” „… ., Janke, D., Amon, B., & Amon, T. (2018). Variabilities in determining air exchange rates in naturally …”

K. A. Kibwika, I.-H. Seo A CFD study on Ventilation and Micro-environment in Tomato Greenhouse-complex Located on Saemangeum Reclaimed Land – Model design approach and validation procedure S. 611-616

„… into increase in annual globally-averaged mean air temperature due to unreliable precipitation …” „… the selected grid resolution. 3-D simulations were run and air velocity results were extracted at 3 …”

J. Maxa, S. Thurner, J. Heel, M. Hofmann Analysis of three different methods for reducing water ragwort (Jacobaea aquatica) on grassland S. 617-624

„… ragwort causes a potential danger to grazing animals. Therefore, the main aim of this study was to …”

D. Sousa, R. Moutinho, C. Resende, J. Oliveira, M. Roque, R. Graca, A. Oliveira-Jr, W. Moreira, L. Carvalho Underground Sensing Probes for Precision Agriculture S. 625-630

„… AICOS, Porto, Portugal; Lopo Carvalho, Aquagri Lda, Évora, Portugal Abstract To target precision …” „… LoRa/LoRaWAN as communication technology. Introduction Our LoRa4UProbes proposal aims at developing a modular …”

A. Kavga, T. Petrakis, I. Lycoskoufis, V. Thomopoulos The contribution of innovative semi-transparent photovoltaics for energy autonomy in the field of greenhouse systems S. 631-638

„… , using all the above elements, with the aim of its complete energy autonomy. Introduction In recent years …” „… system, named Kytion Aeir [7], is also installed in the greenhouse. The device integrates several sensors …” „… recorded temperature and rainfall. Kytion Aeir is shown in Fig. 2. Fig. 2: The Kytion Aeir The …”

S. H. F. Al-Rikabi, E. Santolini, M. Bovo, A. Barbaresi, D. Torreggiani, P. Tassinari, B. Pulvirenti Definition of a Porous Media Model Simulating the Presence of a Small Canopy Crops in a Greenhouse – CFD simulations and comparison with experimental tests S. 639-648

„… exchanges between plants and indoor air. To this regard, the present paper provides the results of a study …” „… aiming to define a porous media model simulating the crop presence and to evaluate the thermal energy …” „… to evaluate temperature and air velocity distributions in a naturally ventilated greenhouse building …”

doi.org/10.51202/9783181024065

VDI Wissensforum GmbH - International Conference on Gears 2019

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International Conference on Gears 2019

Series: VDI-Berichte

Volume 2355 2019

Results in this title

B. Schlecht, T. Schulze Improved tooth contact analysis by using virtual gear twins – How helpful is AI for finding best gear design? S. 203-216

„… immense advantages with the Improved tooth contact analysis by using virtual gear twins How helpful is AI …” „… root stress distribution. 3. Ideas for using AI to find the best gearing geometry and flank …” „… Machine Learning Studio. 2. The service of Google called Cloud ML Engine [10] is part of Google's AI …”

H. Baour, P. Falbriard Micro skiving – (r)evolution of a known production process S. 1619-1634

„… peripheral speed [m/min] Vf: Cutter peripheral speed [m/min] Ai: Tool’s tilt angle [°] Skiving process …” „… . 4: Cutter profile sample Tilt angle (Ai) is directly proportional with the cutting speed (Vc …” „… ) : Ai Vf = Vp V c A i Vc = Vp · tan (Ai) VDI-Berichte Nr. 2355, 20191622 State of the art Let’s …”

B. J . Siewerin, T. Tobie, K. Stahl, A. Dobler Flank load carrying capacity of hard-soft gear pairings S. 173-184

„… ) through the AiF (Arbeitsgemeinschaft industrieller Forschungsvereinigungen e.V.), project number 18464 N …” „… . 6. References [Dob18] Dobler, A.; Tobie, T.; Stahl, K.: DGMK 768, AiF/IGF 18464 N, Determination …” „… and oil-free compressed air is installed close to the gear teeth of the pinion. In order to drain the …”

D. Fuchs, T. Tobie, K. Stahl, S. Schurer Investigations into non-metallic inclusion crack area characteristics relevant for tooth root fracture damages of case carburised and shot-peened high strength gears of different sizes made of high-qu... S. 287-300

„… “Arbeitsgemeinschaft industrieller Forschungsvereinigungen e.V. (AiF)”, the German Federal Ministry of Economics and …” „… industrieller Forschungsvereinigungen e.V. (AiF)”, “Forschungsgemeinschaft der Eisen und Metall verarbeitenden …”

M. Geitner, T. Tobie, K. Stahl, B. Zornek Investigations on the pitting load capacity of internal spur and helical gears S. 301-314

„… Forschungsvereinigungen e.V. (AiF) by funds of the Bundesministerium für Wirtschaft (BMWi) with an equity ratio by the …” „… gears (German: Flankentragfähigkeit Innenverzahnung). BMWi/AiF 16353-N, FVA 482/II, final report 1086 …”

R. Ratnagiri, M. Kato, H. Kuchelka Advances in polyacetal materials for gears S. 1357-1366

„… 12 14 0 3600 7200 10800 14400 18000 21600 25200 28800 Te ns ile C re ep S tr ai n [% ] Time …”

P. Lopez Garcia, S. Crispel, T. Verstraten, E. Saerens, B. Vanderborght, D. Lefeber Wolfrom gearboxes for lightweight, human-centered robotics S. 753-764

„… Robotics and AI, Vol. 5, 2018 [27] Veale, A.J., Xie, S.Q.: Towards compliant and wearable robotic orthoses …” „… industrial robots. Although some mechanisms aimed at reducing this backlash have been extensively analyzed …”

R. Slatter Condition monitoring of gearboxes using magnetoresistive sensors S. 229-244

„… and gears. In two AiF-funded projects, Sensitec has investigated with partners the application of MR …” „… Fig. 11: a) Air-bearing spindle b) Sensor arrangement Importantly only minor modifications were …” „… motorsport applications at high rotational speeds and large air gaps (5 mm). Fig. 7: Tooth sensor …”

J. Pellkofer, M. Hein, K. Stahl, T. Reimann, M. Hombauer New calculation method of the micropitting load carrying capacity of bevel and hypoid gears S. 517-528

„… project was sponsored by the German Federal Ministry of Economics and Technology (BMWi) through the AiF …”

M. Solf, C. Lopenhaus, T. Bergs Influence of elastic effects on the grinding force in plunging bevel gear grinding S. 1687-1696

„… 15 20 0 50 100 150 R em ai ni ng St oc k ∆ s R [µ m ] Maximum Total Infeed ∆stot [µm] 0 6 12 18 24 M …” „… gear grinding processes [6]. With the aid of the transferred model and the process contact conditions …” „… contact conditions due to elastic effects. This hypothesis should be validated with the aid of …”

B. Hu, M. Zheng, C. Zhou Tribo-dynamics model of a spur gear pair with gyroscopic effect and flexible shaft S. 541-554

„… shows one or two pairs of teeth alternately come into contact. Therefore, ai and bi in Equation (13 …” „… force and tooth surface velocities affects tribology behavior of the gear drive in turn. This work aims …”

J. Zhang, J. Wang Dynamic modeling and analysis of a star-wheel reducer S. 741-752

„… ith phase starwheel can be formulated as 2 I p 2 1 0 0 1 0 0 0 1 0 0 1 0 i ai i i i i a a …” „… of a cycloid planetary gear reducer with two teeth number difference. Aimed at the problems of …”

Titelei/Inhaltsverzeichnis S. I-XXVI

„… Thessaloniki, Greece Improved tooth contact analysis by using virtual gear twins – How helpful is AI for …” „… , Italy, Université Aix-Marseille, Département de Mécanique, France; A. Rezayat, D. Park, P. Jiranek …” „… (IMA); S. Rudolph, Institute of Aircraft Design, University of Stuttgart; R. Stetter, Hochschule …”

Z. H. Wu, Y. Q. Xu, K. A. Liu The Analysis on Grease Lubrication at Two Tapered Bodies Contact Considering Surface Roughness S. 1223-1236

„… Ingenieurwesens. 1939,10(5):201–211. [22] D Zhu, X L Ai. Point contact EHL based on optically measured …”

A. Kubo Influence of stressed volume of tooth flank on the surface durability S. 15-24

„… Influence of stressed volume of tooth flank on the surface durability Prof. hc. Dr.-Ing. Aizoh …”

C. Brecher, C. Lopenhaus, F. Goergen Transfer of the tooth flank stress into an analogy test concept to provoke the damage pattern tooth flank fracture (TFF) S. 25-36

„… analogy test. The aim of this work is a method for the optimization of the pulsator load sequences in …” „… aim of the pulsator 1 Clamping of Test Segment 2 Primary Actuator 3 Secondary Actuator 4 Rotational …” „… For a detailed reproduction of the load with the aid of a double pulsator, the geometric contact …”

F. Lubos, Z. Roth Bionic tooth root: fatigue testing and potential on gear units S. 47-56

„… parameters γ and r; all other values arise from marginal and coupling conditions. The aim is to find the …” „… case-hardening steel 16MnCr5. VDI-Berichte Nr. 2355, 201950 The aim of all tests is to determine the fatigue …” „… in the pulsator, the aim of designing the test toothing is to achieve a significant increase in the …”

M. Heider, B. Pinnekamp, A. Beinstingel Planetary gears: modes, noise and modifications application and validation of simulation and experiment S. 57-68

„… bearings, which are transmitted to the casing. The casing vibrations radiate air borne noise, see Fig. 1 …” „… early in the development process with the aim to exclude them from the most important operating …”

R. Saito, K. Matsuo, Y. Suzuki Noise characteristics induced by micropitting formed on particle-based parkerized gears S. 69-78

„… the worsening of gear noise performance. The aim was to improve the service life of the tooth flank …”

M. Ruzek, F. Ville, P. Velex, Y. Marchesse Windage power loss reductions in high-speed gear pairs S. 91-100

„… results are presented and commented upon. It is shown, that the gear environment changes the airflow and …” „… applied to a spur gear by Pallas (13). This worked helped to understand the air flow behavior around the …” „… ) using ANSYS CFX 18.1 code. The air flows are supposed to be incompressible as a simplification even if …”

F. Concli, L. Maccioni, C. Gorla Power loss analysis of different high-power density gearbox typologies: CFD analysis and experimental measurements on a cycloidal gear set S. 101-114

„… researches [1-2]. The aim of this paper is to extend the applicability of such numerical approaches to …” „… two phases (air and lubricant). 0 is a scalar called volume fraction. The averaged properties …” „… air and lubricant. ∙ ∙ 1 4. Mesh Handling The computational domain (internal volume of a gearbox …”

F. Siglmuller, U. Weinberger, J. Gotz, M. Sedlmair, T. Lohner, K. Stahl Scaling of planetary gear stages according to gear loss similarity S. 115-126

„… leads to a change in several relevant properties of the gears. The aim of a scaling process is the …” „… consistent in a similar way. The aim of this paper is to describe and define a process that allows the …” „… mandatory. 3. Scaling approach The scaling approach of a planetary gear stage aims towards the …”

F. Eigner, R. Michel, M. Berger Analysis on the efficiency of HypoGear S. 127-136

„… at the same time. The special axial position enables adjustment with the aim of developing a gear …” „… torque and efficiency characteristics. The aim of the analysis is to identify the dynamic and acoustic …”

J. Hoffmeister, J. Hermes Optimized tooth root strength by controlled shot peening S. 137-148

„… were performed on case hardened gear wheels with an air pressure peening device from Wheelabrator type …” „… the investigated conditions. For the peening operation an air pressure peening device from …” „… , coverage, nozzles number (series condition I: 2 nozzles) and orientation were adapted to gears. The aim of …”

G. Vasileiou, N. Rogkas, V. Spitas, P. Zalimidis Optimisation of spur gear tooth fillet for maximum bending strength using Bezier curves S. 149-160

„… against similar efforts that have been made aiming in the improvement of spur gears bending strength …” „… , the reference HPSTC aims into the inclusion of the highest bending moment while in order for a more …”

J.-A. Meis, F. Teklote, M. Borowski Simulation of the tooth root strength under consideration of material quality, finishing process and size effects S. 161-172

„… ” data. The aim was to find the ANN among all candidates with smallest mean squared logarithmic error in …”

F. Mieth, B. Schlecht Loaded tooth contact analysis of bevel gears with complex gear body S. 185-192

„… design with the aim of cost reduction and the careful handling of resources, a precise loaded tooth …”

W. Wagner, S. Schumann, B. Schlecht Co-simulation of the tooth contact of bevel gears within a multibody simulation S. 217-228

„… therefore the load capacity of a hypoid gearing. With the aid of multi-body simulations, this problem can …” „… pre-process step In preparation of the simulation, the module performs a pre-processing step. This aims to …”

S. Nowoisky, M. Grzeszkowski, C. Guhmann, J. G. Pelham Monitoring concept study for aerospace power gear box drive train S. 269-286

„… method aims primarily at the detection of locally distributed failures on the planet gears and the sun …” „… , Gerhard-Mercator-Universität Duisburg, 2001. [18] P. Raharjo, An Investigation of Surface Vibration, Airborne Sound and …”

H. Wang, X. Wen, C. Zhou, Z. Liu Wear prediction for double helical gears grinded by forming method S. 315-330

„… attention. This work mainly aims to investigate the wear resistance of double helical gears grinded by …”

T. Fukuda, M. Nakagawa, T. Hirogaki, E. Aoyama Investigation of transient response motion of differential planetary gear train during reverse rotation and starting by using high-speed camera monitoring S. 331-342

„… (CRs), has emerged as a critical issue. This study aims to elucidate the transient response, in …” „… complexity of the system, making it difficult to elucidate planet gear motions [3]. The study aims to …”

K. Takaki, M. Sugimoto Optimization of hypoid gear macro/micro geometries for high efficiency drives, taking into consideration NVH and strength S. 367-378

„… not significantly reduce transmission error unless the aim set for ease-off was changed. The gear set …” „… , Vol. 2 (2014), pp.1078-1088. [6] Aizoh Kubo and Kiyohiko Umezawa, “On the Power Transmitting …”

D. Marino, H. Binz, M. Bachmann Analytical design method for beveloid gears with a small shaft angle and offset S. 391-402

„… the design of beveloid gear pairs is demonstrated based on sample gear pairs. The aim is to prove the …”

T. Kleiber DIN Q6 meets DIN Q10 – Need for modern internal gear production S. 415-424

„… family and the results can be seen in Fig. 1. Exterior noise of an air plane makes just my son happy …” „… a compromise between structure born noise, air born noise and costs. Fig. 1: Subjective …”

T. Pinel, J. Bruyere, P.Velex, L. Billet Parametric Study of a 3D trochoidal reducer model with involute profile S. 437-448

„… way in order to introduce tooth shape modifications, in the aim of improving the transmission error …”

F. Concli, C. Gorla Dynamic models for planetary gearboxes SHM S. 471-480

„… transmission and prevent and detect progressive damage. The aim of this research is to determine whether the …” „… complete the activity, with the aim of finetuning the numerical model and to better understand the …”

X. Yang, N. Yue, Q. Yang, L. Wang, Y. Shao, H. Xiong Dynamic simulation for double input compound power-split mechanism of in-wheel motor driven EVs S. 481-492

„… .: Electric Wheel Hub Motor for Aircraft Application. International Journal of Renewable Energy Research …”

K. Mukaiyama, M. Nakagawa, T. Hirogaki, E. Aoyama Investigation of meshing phenomenon of hypoid gears with different offsets via high response infrared video thermography S. 505-516

„… Stirling air conditioner and enables highly sensitive and highly precise temperature detection. In …”

R. Beilicke, L. Bobach, D. Bartel Transient 3D TEHL simulation of spiral bevel gears under mixed friction conditions S. 529-540

„… for representative sections of the surface topographies with the aid of a numerical elastic-plastic …”

B. Azzam, F. Harzendorf, R. Schelenz, G. Jacobs, W. Holweger White etching crack bearing failure: identification of high risk lubricant compounds using artificial neural networks S. 569-582

„… risk from high risk oils based on additive compositions. The paper furthermore aims to identify …” „… recent investigations aimed at understanding the causes behind WEC related bearing failure in wind …” „… based on additive compositions. The paper also aims to present an approach for the identification of …”

A. Miltenović, M. Banić, V. Miltenović Prediction of heat generation of crossed axis gearbox S. 583-594

„… gearbox by oil and air. For further easier analyse and since it has small influence on heat distribution …” „… conductive heat transfer from the source in the gears over oil and air to the gearbox housing, VDI-Berichte …” „… gear pair, gearbox, bearings, wheel shaft, lubrication and air. VDI-Berichte Nr. 2355, 2019 587 …”

K. Daubach, Manuel Oehler, Bernd Sauer A method to determine local wear of worm gears with highly resolved circumferential backlash curves S. 595-606

„… bronze CuSn12Ni-GC (UNS C91700) and the worms are manufactured from 16MnCr5 (1.7131 / AISI 5110). A …”

Y. Zhao, Q. Meng, Z. Yang Curvature interference characteristic of conical worm gear S. 607-618

„… curvature interference limit line can be figured on the worm gearing tooth surfaces with the aid of the …”

H. Blettery, D. Talbot, A. Kahraman, H. Xu A methodology for measurement of loaded transmission error of hypoid gear pair with misalignments S. 619-634

„… Spur and Helical Gears”, 30th AIAA/ASME/SAE/ASEE Joint Propulsion Conference, Indianapolis, IN, USA …” „… continuation of previous work aiming at building a database of quasi-static loaded transmission error of …”

E. V. Kozharinov, J. M. Temis Dynamic model of bevel gearing with friction damper S. 635-644

„… dangerous for single-engine aircraft. Breakdown of the bevel gear in a helicopter transmission can lead to a …” „… hard landing of the aircraft. Breakdowns of aircraft bevel gears are mostly caused by insufficient …”

A. D. Rauch, C. Wirth An easy-to-use and fast computational model for the prediction of the influence of manufacturing errors on gear transmission error S. 645-656

„… predict the sensitivity of gear designs to manufacturing errors and may aid in choosing a suitable set …” „… understanding of fundamental interdependencies between gear quality and TE. It could aid in quality management …” „… , shafts, and bearings to the housing from where it is emitted as airborne sound to the environment. Thus …”

F. Muller, S. Schumann, B. Schlecht Determination of S-N curves for pitting based on local damage analysis S. 657-668

„… 7-10 test runs are needed [2], which demands a high effort of time and cost. With the aim of reducing …” „… measuring centers. a) Optical measurement of a tooth flank cast b) Computer-aided evaluation Fig. 2 …” „… VDI-Berichte Nr. 2355, 2019662 Identification of suitable S-N parameters The aim of the method of local damage …”

M. Yilmaz, T. Lohner, K. Michaelis, K. Stahl Minimizing gear friction with water-containing gear fluids S. 669-680

„… case-carburized steel 16MnCr5E (AISI 5115) with a surface hardness of 750 HV1 and case-hardening depth of CHD550 …” „… and higher at vt = 20 m/s. The latter may be related to the formation of an empty air space around …”

F. Cura ISO Standard based method for determining a global in-operation dynamic factor KAV in gears subjected to variable velocity and loading conditions S. 689-700

„… , Torino, Italy Abstract The present paper aims to complete a previously developed procedure, already …” „… expressed in terms of equivalent forces and global dynamic factor values. The present paper aims to …” „… this way the sum corresponds to the unity in any case. Now the final aim of the procedure, run by this …”

M. Keuthen REXS – Standardized gear unit model S. 701-712

„… ]. The beginning Late in 2014, a new FVA project started with the aim to define a standardized model of …”

K. Holder, C. Salander, S. Rudolph, R. Stetter Automated requirements-driven design synthesis of gearboxes with graph-based design languages using state of the art tools S. 713-726

„… of Aircraft Design, University of Stuttgart; Prof. R. Stetter, Hochschule Ravensburg Weingarten …” „… dimensional arrangement of gearset parts. The aim of this language is to generate the gearset geometry …”

J. Brimmers, M. Willecke, C. Lopenhaus, C. Brecher Investigation of the potential of using surrogate models in the gear design process S. 727-740

„… simulated. The aim of the report is to investigate the potential of using surrogate models within the gear …” „… International Publishing, Cham, S 532–544 [5] Forrester AIJ, Sóbester A, Keane AJ (2008) Engineering design via …” „… surrogate modelling. A practical guide. Wiley, Chichester [6] Forrester AIJ, Keane AJ (2009) Recent …”

J. Neufond, E. Rigaud, J. Perret-Liaudet, A. Carbonelli Influence of tooth profile modifications on the dynamic behavior of a planetary gear set – Experimental investigation and numerical validation for different amplitudes of tooth profile modifications S. 765-776

„… aim of this work is to perform an experimental and numerical investigation of the dynamic behavior of …”

D. V. Kalinin, J. Y. Temis Influence of tooth profile modification on planetary gear sets dynamic S. 777-784

„… aviation transmissions and drives continues to be relevant to develop modern aircraft engines. Its levels …” „… gears in aircraft gearboxes and transmissions associated with high rotation speeds, temperature of oil …”

P. Scholzen, C. Lopenhaus, C. Brecher, D. Billenstein, F. Rieg, G. Hammerl Investigation of the influence of elastic gear body structures on the operational behavior of gears S. 785-796

„… hand, is enabled with the aid of computer-aided mesh quality evaluation to combine the competing …” „… FE mesh In addition, the necessity of a computer-aided mesh evaluation compared to a visual …”

H. Aurrekoetxea, I. Ruiz de Ocenda Experimental and theoretical study of load mesh factor for different boundary conditions in wind gearbox planetary stages S. 835-844

„… planets that are aimed to be working in parallel at the same time, meshing with the sun gear and the ring …”

C. Hegger, T. Kruger, J. Maas Two-speed transmission based on energy-efficient MRF-coupling elements and power split mechanism S. 867-876

„… . Under consideration of the step function σ(z) the level set parameter ϕ distinguishes between air and …” „… can be ascribed to the air gap between the rotors and the stationary excitation system. The maximum …”

A. Kubo, M. Nagae, K. Kawasaki Japanese standardization for gear steel qualification via evaluation of HV-scattering S. 893-902

„… . Dr.-Ing. Aizoh Kubo, Dr.-Ing. Masahiro Nagae, Dr.-Ing. Kazuhiro Kawasaki, Kyoto, Japan Japanese …” „… standardization for gear steel qualification via evaluation of HVscattering Prof.hc.Dr.-Ing. Aizoh KUBO …”

C. Chevrel-Fraux, R. Fargere, J. Bruyere, P. Velex Modelling of high power geared transmissions, introduction of a filling material S. 903-914

„… substructure coupling for dynamic analysis”, AIAA Journal, Vol. 14, No. 11, pp. 1633-1635, 1976 [19] Prager W …”

E. Lothman, L. Kamjou, E. Claesson Gear performance beyond current standards – Implementing increased material fatigue performance in gears S. 915-924

„… , air-melt processes. Open standards for improved macro-cleanliness are already available and there is …” „… material was a carburizing steel of type 18CrNiMo7- 6; in addition, an ultra-clean, air-melt, isotropic …”

M. Chapron, Q. Theurillat-Bonjour Tooth contact analysis of non-circular gears with non-involute tooth profiles: Application to horological spur gears S. 925-936

„… geared system aimed at counting the minutes (Figure 4b). The gear stage of interest is non-circular, in …”

N. Yildirim, M. Yasar, E. Yildirim, F. Erdogan, B. Karatas Experimental verification of improvements in static and fatigue bending capacity of spur gear tooth via tooth root design optimization S. 959-972

„… (derived for reversed cyclic stress condition). However, keeping in mind the fact that main aim of the …”

S.-J. Tsai, VDI, L. C. Chang, C.-H. Huang A study on tooth profile modification of cycloid planetary gear drive with tooth number difference of two S. 997-1010

„… , Jhong-Li, Taiwan Abstract The aim of paper is to propose a new design approach for flank modification …” „… is considered in those approaches. The aim of paper is to analyze load contact characteristic of …”

B. Karpuschewski Detection of surface damages by non-destructive micromagnetic methods S. 1027-1038

„… afterwards quenched in oil with the aim to achieve varying material conditions. Two case hardening depths …” „… air zH,L - 4 0 radial feed ae µm/stroke 77,2 21,2 removal rate per flank Δs µm/stroke 36,3 10 feed …” „… then applied with the aim to generate different damage grades on the circumference of the gears. The …”

Y. Hawwari, J. Touzet, H. Andre, H. I. Cakar, I. Khelf, L. Alloin Ring gear tooth cracks detected using instantaneous angular speed: wind turbine application S. 1039-1052

„… wear debris in the oil analysis. Firstly, this work aimed at the optimization of the vibration …” „… which present speed variations, for instance, wind turbine gearbox. The proposed approach aims at …” „… aiming at equalizing the spectrogram by limiting the effect of the temporal resonances. Then, each …”

J. Lotz, B. Bouche, R. Thiele Sensorless evaluation of the ideal timing for oil-change S. 1053-1064

„… field of Getriebebau NORD. In the air-conditioned test field, the focus was on validating the …” „… intervals in their operating and maintenance instructions as a useful orientation aid. In order to enable …” „… gear unit, an iterative calculation with the aid of the bisection method is more efficient. In this …”

A. Carbonelli Transferring knowledge about gear systems to machines in order to improve diagnosis efficiency S. 1065-1076

„… poor quality could not be that helpful according to the accuracy aimed for, - The prior (human …”

M. Lutz, J. Hermes Use of multiple-body simulation during the development process of gear units S. 1077-1086

„… from gearing, bearings, shafts and housings enables a holistic tolerance analysis. The aim is to keep …” „… . AIAA Journal, Vol. 6, No. 7, 1313-1319. American Institute of Aeronautics and Astronautics, 1968 [2 …”

F. Andary, G. Jacobs, J. Berroth Application of pre-calculated gear mesh stiffness on elastic gear bodies in multi-body simulation S. 1087-1098

„… ,” AIAA Journal, vol. 6, no. 7, pp. 1313–1319, 1968. [5] G. Niemann and H. Winter, Maschinenelemente …”

C. Natali, A. Rezayat, D. Park, P. Jiranek, T. Tamarozzi Analysis of manufacturing variability on the transmission error of an internal gear pair using a multibody framework S. 1099-1110

„… , Department of Engineering, Italy, Université Aix-Marseille, Département de Mécanique, France; Dr. Ali …”

S. Vonderschmidt, A. Ott, A. Vonderschmidt High speed driven tool for machine tools using magnetic transmission technology S. 1145-1154

„… transmission was tested with up to 30.000 rpm. Since it was air-cooled the simulated losses of 200 W seem …”

S. J. Ma, G. Y. Wu, G. Liu Study on the contact characteristics of threaded surfaces in a planetary roller screw mechanism S. 1155-1164

„… more-electric aircraft and so on. VDI-Berichte Nr. 2355, 2019 1155 Screw Roller Nut Roller gearRing gear …”

D. Iba, I. Moriwaki, H. Noda, H. Inoue, M. Kim Visualization of phase differences between tooth helix deviations using graph theory S. 1191-1198

„… networks and airline networks. The long-term objective of this study is to create eye-friendly graph …”

M. Pillarz, A. von Freyberg, A. Fischer Multisensory measurement of the base circle radius as a fundamental shape parameter of large gears S. 1207-1214

„… within the aimed uncertainty of 5 µm. The current results prove the fundamental applicability of the …” „… can be performed point by point, linear or area-oriented but do not achieve the aimed uncertainty [8 …” „… achieve the aimed measurement uncertainty. The simulations show that the required measurement uncertainty …”

K. Liu, H. Liu, W. Shi Investigation on dynamic behavior of differential gearing with herringbone teeth S. 1215-1222

„… aircraft industry. The new generation of aero-engines are supposed to achieve higher fuel efficiency and …”

H.-J. Dennig, S. Winterberg Test stand for internally cooled metal gears S. 1263-1266

„… avoided as much as possible. The heat generated must nevertheless be removed with the aid of lubrication …”

H.-J. Dennig, S. Monn, A. Vodermayer Thermoplastic high performance composite gears S. 1279-1290

„… INNOSUISSE with the aim of developing plastic gears with which much higher strengths than previously …” „… of the tooth root. For the tribological testing ≈ 0.75 ∙ 106 load cycles are aimed at a speed of n …” „… ≈ 0.75 ∙ 106 load cycles are aimed at a speed of n = 1500 rpm, TB ≈ 75 °C, root stress σF = 168 MPa …”

S. Matkovič, A. Pogačnik, M. Kalin Comparison between VDI 2736 wear calculation and experimentally obtained results S. 1311-1322

„… removed from the test rig and then fixed back. This can cause mounting errors. The aim of this study is …”

B. van Wissen, M. Kanters, F. Mitsuzuka, K. Iwanaga, Ir. A. Hasanovic Predicting wear for high performance plastic gears S. 1323-1334

„… combines Computed Aided Engineering output (CAE) and experimentally determined wear rates on a tribological …” „… and forced air flow is directed at the contact area. The environmental temperature was controlled such …”

K. Smrczkova Wear resistant plastics – Bespoke plastic compounds for plastic gears S. 1345-1356

„… medium (water, oil, air, etc.) affects the wear and sliding behavior of polymeric materials [1, 2]. Due …”

C. M. Illenberger, T. Tobie, K. Stahl Flank load carrying capacity of oil-lubricated high performance plastic gears – Analysis of the pitting development in back-to-back tests S. 1379-1390

„… tooth root bending strength but pitting damages do occur. 3. Aim of this work The aim of this work …”

E. Maier, T. Lohner, K. Stahl, P. Sperka, M. Hartl Detailed analyses of film thickness and friction in thermoplastic EHL contacts S. 1391-1400

„… hysteresis shows significant effects on the tribological behavior [7, 8, 9, 10]. Thus, the aim of this …”

N. C. Ecke, A. K. Schlarb, J. Holler, Jan Niedermeyer, P. Klein Thermal simulation of anisotropic PEEK-based tribocomposites S. 1411-1420

„… on several scales of length remains challenging. The aim of this work is to compare an analytical and …” „… . 2). Heat conduction into the specimen holder and convection into the surrounding air were modeled by …”

R. Weidig, H. J. Weimar Powertrain NVH improvement with high-performance polymer gears S. 1421-1430

„… Setup The aim of the 200 hrs Screener Test was to evaluate the impact of the oil quality on the PEEK …” „… cross the adoption chasm of this disruptive technology aiming to enter an established metal domain. The …”

J. Fechler, S. Oberle, M. Knopfle, V. Merz Improvement of the noise and vibration behavior of an electromechanical brake booster – An integral approach S. 1431-1442

„… the dynamic forces are radiated as airborne sound often seems to be a promising solution for a better …”

M. Uhlig, C. Pastor Simulation tool-chain for plastic gear design S. 1453-1460

„… subsequent FE calculation as described in [5]. The aim of the FE analysis in the second step is to …”

A. Pogačnik, U. Kissling Layout of profile modifications for symmetric and asymmetric plastic gears S. 1461-1472

„… optimized for noise behaviour, a good technique is to aim at a high transverse contact ratio εα (if …”

K. Lubke Virtual gauge for splined shaft-hub joints – Quality inspection and assembly of involute splines in the context of Industry 4.0 S. 1497-1508

„… virtual gauge method is computer-aided and proves this statement wrong. Based on the measured surfaces of …” „… (Figure 4). The principle of the computer-aided enveloping virtual gauge will be explained for an …” „… . Prerequisite for computer-aided gauging of splines are enough measured points on left and right flanks. The …”

T. Sturmlinger, A. Comak, A. Albers, S. Gerdhenrichs, R. H. Schmitt Methodical analysis and selection of auto identification systems in the gear box manufacturing S. 1509-1520

„… competitiveness by using auto-identification (Auto-ID) systems in its gear set production. The aim is to analyse …” „… data matrix code is performed by its verification according to given standards. The aim of this …” „… data matrix code is performed by its verification according to given standards. The aim of this …”

P. L. Yin, J. H. Wang, C. X. Lu Digital twin of gear measuring center (dtgmc) S. 1521-1532

„… structure, performance and measuring process of physical GMC mapped in Cybespace. It aims to replace the …”

A.-K. Wiemann, M. Stein, K. Kniel Temperature influence on involute gear measurements S. 1557-1566

„… computer-aided simulation. A CAD model of PTB’s large gear ring measurement standard (see Figure 1 left) serves …”

B. Brodmann, H. Bodschwinna Scattered light measurement on worm gears with high efficiency requirements S. 1567-1578

„… transmitted either by means of hydraulic or electric (electric power steering, EPS) powered steering aids. In …” „… mounted mirror head, so that both flank sides of the worm can be measured in one clamping. With the aid …”

J. Klose, F. Zanger, V. Schulze Gear skiving of external gears with internally geared tools S. 1579-1590

„… AISI 5115 (16MnCr5), soft. The main parameters for variation of the process kinematics are the number …”

B. Karpuschewski, D. Sackmann, M. Kochig, M. Beutner, F. Welzel Potentials and limits of gear hobbing with cooling lubricants S. 1591-1602

„… Kühlschmierstoffeinsatzes beim Wälzfräsen, final report, Aif-IGF 18538, Bremen/Magdeburg, 2017 VDI-Berichte Nr. 2355 …” „… towards the surrounding air needed to be examined as well. For that purpose the emitted particles were …”

A. Spatzig, N. Fujimura, T. Monden, T. Kikuchi, K. Yoshikawa, A. Georgoussis Machining process solutions to support the reduction of distortion in ring gears after heat treatment S. 1635-1646

„… ) 3. Objective and Method The research aimed to show how the Super Skiving approach can be a solution …”

M. Zapf, J. Klose, F. Zanger, V. Schulze Analysis of process forces and surface topography when manufacturing case-hardened gears by double flanked hard skiving S. 1647-1658

„… process time. The aim is to investigate a more productive two-flanked gear skiving process for finish …” „… Material AISI 5115 (16MnCr5) 60 to 62 HRC; hardening depth 0.7 mm Substrate K10 UF Process parameters …”

G.-T. Weber New possibilities for dry hard finishing of internal gears S. 1659-1664

„… edges. This fining process aims for surface qualities with Rz values below 1 µm without detectable feed …”

V. I. Goldfarb, E. S. Trubachev, K. V. Bogdanov, T. A. Pushkareva Prospects of manufacturing spiroid gears with small gear ratios S. 1665-1674

„… tooth should be aimed. 4. New solution of another traditional method In order to overcome the …” „… optimization of gears, tools, tooth cutting modes and other. Our aim was to show that the manufacturer has …”

F. Rudolph, S. Schumann, B. Schlecht Consideration of solid particles in a gear lapping simulation S. 1675-1686

„… aimed at an objective empirical evaluation and simulative approach to the lapping process, that has to …”

M. Schrank, C. Kiesewetter-Marko, C. Lopenhaus, A. Epple, T. Bergs, C. Brecher Approach for modeling elasticity in the gear honing process S. 1697-1706

„… ]. Therefore, the aim of this report is to develop an approach for modeling the contact compliance between tool …”

K. Matsuo, Y. Suzuki, I. Moriwaki Simulation of tooth flank profile in the gear honing process S. 1707-1724

„… honing process as the method for finishing gears following heat treatment with the aim of eliminating …” „… of the dressing gear was small, two types of dressing gears were manufactured with the aim of …” „… compared on the basis of the measured gear accuracy. The experimental data aiming for ffβ = 3 μm and ffβ …”

J. Han, Y. Zhu, X. Tian, L. Xia A method of tooth longitudinal modification for internal gearing power honing S. 1725-1738

„… modified tooth surface[1-3]. Yu[4] aimed at the external tooth-skipped gear honing, according to the …”

P. H. O. Teixeira, C. Lopenhaus, C. Brecher, T. Bergs Discretization of the contact conditions considering the grain engagement for generating gear grinding S. 1739-1748

„… works. In the work of Reimann [8], for example, he aimed to model the thermo-mechanical energy …”

A. Weis, T. Deliktas, M. Liewald, N. Missal Cold forging of gear components by a modified Samanta process S. 1765-1776

„… (Scale 1:3) used for the experiments. The major aim of this experimental study was to verify the …”

H.-W. Raedt, T. Wurm, A. Busse Lightweight forging initiative III: transmission lightweighting potential based on design and material concepts in a split-axle hybrid vehicle and a heavy-duty truck S. 1777-1786

„… inevitably requires a very thick-walled solution. The lightweighting solution here aims at guiding the …” „… proposal aims at forging an outside contour that follows the inner side. In so doing, the wall thickness …” „… power-transmitting gears The first lightweighting proposal in this application area aims at assembling six instead …”

B. Karpuschewski, T. Lierse, S. Schulze Inline-deep rolling – a new approach to increase tooth root load capacity S. 1787-1798

„… shifted on gear design in electric drives [5]. In order to achieve the aim of improved power density, it …” „… analysis of the process parameters to be aimed for further investigation proves that the rolling speed vw …”

M. Trubswetter, M. Otto, K. Stahl Evaluation of gear flank surface structure produced by skiving S. 1799-1812

„… ] Antoniadis A: Gear skiving—CAD simulation approach. Computer-Aided Design 44/7 (2012) 611–616. [10] Zheng …” „… Z: Calculation of skiving cutter blade. In: AIP Conference Proceedings, 1967 (2018). [14] Tsai C-Y …”

P. Barreiro, J. Hoffmeister, J. Hermes, A. Bronner New improvement opportunities through applying topology optimization combined with 3D printing to the construction of gearbox housings S. 1823-1834

„… structure (see Figure 4, No. 3 and 4). The aim was to achieve the minimal value which is high enough at the …” „… noise into airborne sound [21]. Since the cooling channels integrated in the housing structure had to …”

X. Tian, Y. Wu, J. Han, L. Xia Online estimate and compensation of the gear machining error based on electronic gearbox cross-coupling controller S. 1835-XXVIII

„… feedback signal of motor encoder, as displayed in Figs. 6 and 7, respectively. MAX, RMS, AIAE are computed …” „… deviation(mm) Helix deviation (mm) MAX AIAE RMS MAX AIAE RMS MAX AIAE RMS Master-Slave EGB 0.021 0.0078 …” „… efficiently decreased by utilizing the ECCC. It is observed that the “AIAE” of tooth profile deviation …”

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VDI Wissensforum GmbH (ed.)

International Conference on Gears 2022

Series: VDI-Berichte

Volume 2389 2022

Results in this title

F. Thurner Light into the black box: using AI software to identify unknown mechanisms of action and resolve acoustic/NVH problems – practical example of a passenger car powertrain S. 779-786

„… Analyzer® The training sample for the prediction models in the AI/ML system requires valid, measurement …” „… ® AI-ML system can cope with both small and large training samples and also with Big Data through the …” „… predictive models with a small sample size, the model formation in the Analyser® AI/ML system runs through …”

N. Blech, T. Tobie, K. Stahl, C. Guntner, S. Schurer Material influence on mechanical properties of gears with alternative microstructures S. 265-280

„… Industrial Research Associations e.V. (AiF) in the framework of the Industrial Collective Research Programme …” „… from the FVA, AiF and the members of the project committee. VDI-Berichte Nr. 2389, 2022 277 8 …” „… drifting out of the focus. The aim of the underlying research work is to demonstrate load carrying capacity …”

L. Hildebrand, F. Dangl, M. Sedlmair, T. Lohner, K. Stahl CFD analysis on the oil flow of a gear stage with guide plate S. 677-694

„… Associations e.V. (AiF) in the framework of the Industrial Collective Research Programme (IGF) by the Federal …” „… authors would like to express thanks for the sponsorship and support received from the FVA, AiF, and the …” „… determine a strong interaction of the predominant air flow with the oil sump that influences the power loss …”

K. Lubke, M. Stein, S. Lin Validation of evaluation algorithms for cylindrical involute gears on coordinate measuring machines – new challenges according to standardization S. 1529-1538

„… and Energy (BMWi) through the German Federation of Industrial Research Associations (AiF) as part of …” „… project located at the Physikalisch-Technische Bundesanstalt (PTB) in Germany. The aim is the …” „… gears” aims at a solution for this situation. In contrast to the first software test provided by the PTB …”

L. Maccioni, F. Concli, C. Paschold A Novel Concept of Nested Cycloidal Speed Reducer S. 969-984

„… , Frontiers in Robotics and AI 7 (2020) 103. [2] L. Maccioni, Y. Borgianni, F. Concli, High power density …” „… dissipation which only considers constant geometrical values of the housing and cooling air parameters such as …”

S. Ebrahimi, J. Langhart, D. Marano NVH calculations for drivetrains, a methodology for selection of the best suitable calculation approach for a specific purpose S. 75-90

„… , e.g. air, Ai is the area on the i-th flexible panel of the meshed surface, and vi is its face normal …” „… analysis, AIAA Journal, Vol. 6, No. 7, PP. 1313–1319, 1968. [10] Beermann, S.: Simulation der Schwingungen …”

T.-T. Mac, D. Iba, Y. Matsushita, S. Mukai, T. Inoue, A. Fukushima, N. Miura, T. Iizuka, A. Masuda, I. Moriwaki Application of genetic algorithms for parameters identification in a developing smart gear system S. 239-252

„… 1097309 (2019). [6] AI-Asadi, M., M., Duffy, A., P., Hodge, K., G. and Willis, A., J.: Return loss …” „… time monitoring for health conditions of non-stop service systems like airplane or bullet train. In …” „… analyzed results is also affected by the data processing stages. With aims to surpass these limitations, a …”

Titelei/Inhaltsverzeichnis S. I-XXVIII

„… , ChinaLight into the black box: using AI software to identify unknown mechanisms of action and resolve …”

K. J. Winkler, T. Tobie, K. Stahl Influence of grinding zones on the tooth root bending strength of case carburized cylindrical gears S. 287-304

„… gears, AiF-Abschlussbericht und FVA-Sachstandsberichte, 2019, Frankfurt. VDI-Berichte Nr. 2389, 2022304 …” „… oxidation depth is considered as a crack with the same depth. 3. Aim of investigation In the case of …” „… and aims of investigations are listed in the following:  Gears with most often unintended grinding …”

A. Sitzmann, T. Tobie, K. Stahl, S. Hoja, S. Schurer Deep nitriding – contact and bending strength of gears with increased nitriding hardening depth S. 875-890

„… was funded equally by the “Arbeitsgemeinschaft industrieller Forschungs-vereinigungen e.V. (AiF)”, the …” „… (1.8519), 30CrNiMo8 (1.6580) and 32CDV13 (alloy for aerospace applications according to AIR 9160 …” „… applications according to AIR 9160), experimental investigations were carried out as part of the research …”

A. Kubo Demands in gear technology in structural change in the economy S. 3-8

„… Demands in gear technology in structural change in the economyProf. h. c. Dr.-Ing. Aizoh Kubo …”

L. Bonaiti, F. Rosa, P. Mahendra Rao, C. Gorla, F. Concli Gear root bending strength: statistical treatment of single tooth bending fatigue tests results S. 15-30

„… an high cycle multiaxial fatigue criteria [20], this paper aims to shed more light on this latter …” „… gear tooth root bending fatigue, we aim to estimate the distribution of the tooth with the smallest …”

A. Alnahlaui, P. Tenberge Improved method for the determination of tooth root endurance strength S. 31-44

„… effort reduction is thus necessary. The aim of this paper is to develop a test concept for determining …” „… time or cycles without damage [2]. The aim of a fatigue strength calculation is to make the best …”

I. Hong, Z. Teaford, A. Kahraman A comparison of gear tooth bending fatigue lives from single tooth bending and rotating gear tests S. 45-74

„… ., Lerch, B. A., and Burke, C. S., 2007, “Investigation of Low-Cycle Bending Fatigue of AISI 9310 Steel …”

A. Beinstingel, M. Heider, B. Pinnekamp, S. Marburg Gear mesh excitation and non-uniform rational B-splines S. 91-102

„… vibrations are finally transmitted to the housing, which radiates the undesirable air-borne noise, see Figure …” „… acoustic optimization of the tooth design and hence of the contact conditions with the aim to achieve a …”

A. Hessler, B. Neubauer NVH-performance versus Costs – Coherent R&D for gears, system and manufacturing S. 103-118

„… noise produces a negative impact on audible airborne noise within the vehicle. VDI-Berichte Nr. 2389 …” „… . Signals are recorded with structure-bone noise acceleration sensors and get analyzed with the aid of …” „… find statistical relationships between the measured structure or airborne noise of transmission systems …”

A. Eric, D. Olveda, T. Froschmeier, V. Schulze Local pitting fatigue concept with EHL simulation for case hardened gears in electrical drives S. 133-144

„… exact formation mechanism. Apart from the research aiming to better understand the nature of contact …”

J. Thomas, C. Gosselin, F. Mieth Design, strength calculation by ISO10300 and loaded TCA of forged differential bevel gears S. 157-170

„… approach. In a follow-up project of the FVA [7], the deformation is calculated with the aid of FEM …”

F. Muller, S. Schumann, B. Schlecht Innovative tooth contact analysis with non-uniform rational b-spline surfaces S. 171-184

„… major focus in the development of gear boxes is the optimization of the gears. The aim is to increase …” „… non-uniform rational B-spline surfaces (NURBS) with the aim of significantly improving the approximation of …”

B. James Developing a digital thread linking gear design to manufacturing simulation and metrology S. 185-196

„… (Computer Aided Engineering) tools has transformed the design process gears over the past 30 years as …” „… and gear performance is codified into standards such as ISO 6336 and various Computer Aided …” „… gear that aims for the nominal dimensions and achieves the tolerances. They temptation is not to be …”

K. Fukanoki, K. Matsuo, Y. Suzuki, K. Fujiki Practical application of asymmetric tooth root geometry for downsizing automotive transmission gears S. 197-214

„… proposes a new gear design method that is specifically aimed at improving tooth root breakage strength. In …” „… following expression proposed by Aida and Terauchi [3] for calculating tensile bending stress …” „… loading frequency during real-world vehicle use. The aim of this design method is to enable the downsizing …”

L.-C. Chang, S.-J. Tsai, C.-H. Huang Contact characteristics of cycloid planetary gear drives considering backlashes and clearances S. 215-226

„… , Ph.D., Transmission Machinery, Tainan City, TaiwanAbstractThe aim of the paper is to analyze contact …” „… therefore an essential study. The aim of the paper is to analyze contact characteristics of relevant contact …” „… P H0 0 A 0 q P HQ Q 0 q 0 Δ 0ΔJ J J 0 0 T(3)The matrix equation is solved with aid of …”

Y. Koch, G. Martin, E. Kirchner, D. Quirnheim Pais, R. Slatter Feasibility study of measuring instantaneous angular speed of helical gears with magnetoresistive sensors S. 253-264

„… . Measuring concepts The aim of this contribution is to evaluate the resolution and measurement accuracy of …”

S. Sklenak, J. Brimmers, C. Brecher Analysis of local wear within the dry lubricated rolling- sliding contact of coated surfaces S. 305-316

„… Priority Program 2074 of the DFG (german research foundation). The aim of this work is to gain knowledge …” „… fluid-free tooth contact is based on reducing friction with the aid of solid lubricants. Plastic-based solid …” „… the DFG. Objective and Approach The aim of this work is to gain knowledge about the mechanisms of …”

K. Daubach, M. Oehler, B. Sauer Wear simulation of worm gears based on an energetic approach S. 329-342

„… 16MnCr5 (1.7131 / AISI 5110). All gears were preconditioned and had a full contact pattern before the …”

W. Wagner, S. Schumann, B. Schlecht Enhanced loaded tooth contact analysis of hypoid gears within a multi-body-system simulation S. 357-370

„… during gear movement. The aim is to keep the level of fluctuations of high contact zone discretisations …” „… the aid of multi-body simulations, this problem can be solved efficiently. However, commercial …” „… contact analysis are examined with the aim to improve the result quality or accelerate the computation …”

S. A. Bohme, J. Keski-Rahkonen, T. Komssi A standardizable approach to tooth flank fracture S. 371-388

„… work is part of a wider research program, aimed at the prediction and preventionof subsurface-initiated …”

J. Theling, M. Willecke, J. Brimmers, C. Brecher Influences on the Excitation Behavior of Lightweight Planetary Gearboxes S. 421-432

„… Excitation With the aid of the measuring cell presented in the previous chapter, a large number of tests are …”

C. Li, B. Peng, Y. Luo Research on indexing error of gear with few teeth in rolling process S. 445-456

„… . VDI-Berichte Nr. 2389, 2022 453 (a)Initial phase ) % (b)Initial phase ) %+, (c)Initial phase ) %+ Fig 12 …”

M. Zalfen, J. Lovenich, O. Malinowski, C. Brecher, J. Brimmers, S. Neus, S. Stark, D. Kruger Test rig concept for high power VHCF gear testing S. 485-498

„… of aircraft gearboxes under realistic operational conditions. Fig. 1: Load cycles of geared …” „… back-to-back test rigs for high speed testing are limited to testing of unidirectional loads [3; 7]. 3 Aim and …” „… Approach The aim is to develop a test rig concept, which can test spur gears with a constant rotational …”

P. Mahendra Rao, S. Foletti, L. Bonaiti, C. Gorla, S. Beretta, F. Concli Mode III threshold under rolling contact fatigue and development of a test gearbox for planet gears S. 499-510

„… aerospace applications such as Geared turbofans (GTFs) and Main gearboxes (MGBs) in aircrafts. The project …” „… , a preliminary analysis that aims to define the complex stress state at, and below the surface at the …” „… aided in a more compact packaging solution (Fig. 8). Lubrication is of the splash and oil jet-type with …”

M. Weigand, C. Gachot Improved rotorcraft drivetrain safety and related research with special focus on improved lubricants for rotorcraft transmissions S. 561-572

„… Board Norway (aibn): Report on the Air Accident Near TurØy, ØYgarden Municipality, Hordaland County …” „… with both research fields. In 2021 a further professorship for aviation - Aicraft Design (Prof. Berens …” „… ) - started at the institute, thus adding competence and expertise on aircraft system level. It is one task of …”

A. Zhang, J. Wei, M. Cao, B. Peng Dynamic modeling and accuracy evaluation method for complex irregular components of aviation transmission S. 573-584

„… Transmission Research assistant Aiqiang Zhang, State Key Laboratory of Mechanical Transmissions, Chongqing …” „… aircraft, which acts as a bridge between driving and executive parts. With the pursuit of high …”

F. Mieth, C. Ulrich, B. Schlecht Stress calculation on bevel gears with FEM influence vectors S. 585-596

„… the aim of cost reduction and the careful handling of resources, load capacity is an important …” „… executed with a 2D BEM approach. That provides fast and sufficiently accurate stiffness values with the aid …” „… explanations by Wirth [8]. With the aid of the respective gear pair drawings and the assembly drawing, it was …”

A. Mihailidis, A. Psarros, I. Nerantzis FE tooth contact analysis of crossed helical gear drives considering misalignments and deviations S. 597-608

„… : Geometrically perfect gears, supported in the center of their bores. Aiming at a direct comparison with the …”

B. Legrady, M. Taesch, G. Tschirschnitz, C. F. Mieth Prediction of churning losses in an industrial gear box with spiral bevel gears using the smoothed particle hydrodynamic method S. 651-664

„… closing meshing zone. Windage, index W, covers losses due to air resistance. This yields the general …” „… observed that losses due to air resistance are negligible for circumferential speeds below 20 m/s [4], [5 …” „… shaped bodies churning through the lubricant-air mixture. The fluid phenomena for bevel gears are …”

Y. Marchesse, M. Ruzek, F. Ville, P. Velex On windage power loss reduction achieved by flanges S. 665-676

„… publication in 1984, Dawson (1) showed that transmission efficiency is reduced by the air dragged by a …” „… configuration. The air room temperature which is not controlled during tests was measured and ranged between 16 …” „… proposed by (15) using ANSYS CFX 19.2 code. The air flows are supposed to be incompressible as a …”

D. Sackmann, T. Husemann, B. Karpuschewski The effect of a multi-stage grinding process on the barkhausen noise signal S. 695-706

„… . VDI-Berichte Nr. 2389, 20226962. Experimental Setup and Procedure Cylindrical workpieces made of AISI 4820 …” „… 1.0 mm and a surface carbon content of 0.6 wt% was aimed. Finalizing the heat treatment, the …”

P. Rodel, R. Spieler, M. Indenbirken, T. Nuisl Holistic friction optimization of transmissions – a significant contribution for sustainability S. 731-744

„… computer aided procedures. Here, the various components shall not be considered independently of each other …” „… together. This holistic approach is complex and is mainly computer aided. Digital twins are modelled for …” „… analysis and design tool Bearinx simulates and analyzes the transmission performance computer aided. Since …”

A. Baumann, B. Bertsche Coefficient of friction behavior of gear oils and significance for the meshing process of spur gears S. 745-762

„… for liquids having similar molecular structures [8]. The aim of the investigations carried out here is …” „… ingncremental encoderSingle-stage transmissionMachi frameAir suspension elem nAcoustic sound liningi i i Fig. 5 …”

R. Chen, D. Qin, C. Liu Study on electromechanical coupled dynamic characteristics of transmission system of wind turbine S. 763-778

„… ) Generator side vector control systemstator toothAir gapPermanent magnetRotor …” „… (a).The spatial harmonics of the position change, so the distribution of the magnetic field in the air gap …” „… ), Rtur is the radius of the wind turbine blade,  is the air density, and vw is the wind speed before …”

M. Furst, J. Gotz, M. Otto, K. Stahl Automation of gearbox design S. 787-802

„… . Computer-aided tools are widely used for analyzing given design configurations because standardized methods are …” „… programs aim at supporting the developer in designing and analyzing through standardized calculation …” „… . Results The suitability of the shaft model for computer-aided automated design will be demonstrated by …”

P. Roth, M. Hein, K. Stahl Scuffing load capacity calculation of worm gears S. 811-824

„… not described in detail within the scope of this paper. This chapter hence aims to give a brief …” „… flash temperature. Points that lie on the diagram diagonal are identical for both calculations. The aim …” „… lubricant-dependent contact temperatures at which scuffing occurs. Further research should aim to develop a scuffing …”

D. Park, A. Rezayat, Y. Gwen Gear design optimization for multi-mesh and multi-power flow transmissions under a broad torque range incorporated with multibody simulations S. 849-862

„… multibody simulation software, Siemens Simcenter 3D Motion. Transmission Builder aids in creating complex …”

M. Steinbacher, T. Boyraz, R. Fechte-Heinen, G. Hellenbrand Heat treatment development for the new steel grade X20NiCrAlMoV6-5-2-1 for high performance gear wheel application S. 891-902

„… courses for the steel grade EN X20NiCrAlMoV6-5-2-1 developed by Ovako and it is aiming to show the …” „… aim of a better fit of the very high nitriding layer hardness to the core hardness without a steep …”

X. Zheng, Y. Hu FE analysis and predication on the traveling wave – resonance of aero-gears S. 915-926

„… K.A theoretical study on the vibration damping of aircraft gearbox gears, 27th Joint Propulsion …”

S. Bill Efficiency improvement and surface protection by using particle-based phyllosilicate-additive S. 935-942

„… achieved its aim: repairing and protection of surface. Fig. 8: Tooth flank imprints of the high-speed …”

F. Donner, T. Scheu, M. Weigand Dynamic simulation of a rotor system with variable speed S. 985-994

„… Current concepts for fast rotorcraft and tiltrotor-/tiltwing aircraft require a speed variation that …” „… cannot be covered by varying only the turbine speed. Such new aircraft under development require a rotor …” „… head and blades for variable rotor speed. The helicopter UH-60A from Sikorsky Aircraft is used as …”

M. Weigand Calculation of weight and center of gravity of rotorcraft drive trains in the early design phases – Exploratory study of feasibility and possible approaches S. 999-1004

„… , Austria Abstract Actually many new concepts for rotary wing aircraft are under discussion. This …” „… aircraft in the project VARI-SPEED and has also developed new technical and technological solutions for …” „… requirements. VDI-Berichte Nr. 2389, 2022 999Aim of the project and task of TU Wien Actually many new …”

K. Yanagisawa, A. Weinmann Weight and cost reduction potentials with high performance polymers for gears S. 1019-1032

„… shown here is a so-called heating ventilation air/conditioning actuator, and the conventional materials …” „… air conditioning systems enables a 40 percent weight reduc-tion compared to conventional materials The …” „… services help automotive companies to meet these challenges. Our aim is to find the best solution for your …”

S. Oberle, V. Labriola, E. Melnikov, G. Gariglio High performance plastic gear solution in the engine environment S. 1033-1044

„… . This article aims to show the way in which plastic gears could be successfully implemented for a severe …” „… requirement application inside an internal combustion engine environment. Balancer shaft application The aim …”

F. Lagier, A. Bischofberger, K. Bause, S. Ott Suitability of additive manufactured PEEK gears as a means of gear sampling for automotive high-speed gearboxes S. 1045-1060

„… points yet, but is the aim of future studies. Especially the impact of high sliding speeds on the gear …” „… the 3D-printed gear. [6] Research objective and test setup The aim of this investigation is to …” „… .. The aim of future investigations is to evaluate the behavior of an example gearbox with a maximum …”

S. Matkovič, M. Kalin, A. Pogačnik Dimensional stability of moulded polymer gears under various environmental conditions S. 1061-1070

„… , the gears were dried using paper towels and clean-compressed air. At the same time, the gears …”

D. Zorko, Z. Bergant, B. Černe Potential of woven carbon fiber reinforced polymer composite gears S. 1071-1082

„… Hybrid (Steel-Composite) Gear with Various Composite Materials and Layups, in: AIAA Scitech 2019 Forum …”

D. Drummer, D. Schubert, C. Herzog In situ measurement of geometric and structural influences on the operating properties of polymer gears S. 1099-1116

„… management based on virtual computer-aided engineering tools” under grant number DR 421/21-2 as well as the …”

C. M. Illenberger, T. Tobie, K. Stahl Operating behavior and performance of oil-lubricated plastic gears S. 1117-1132

„… limited number of thermoplastics. VDI-Berichte Nr. 2389, 202211183. Aim of this workThe aim of this work …”

A. Gebhard, W. Kassem, M. Oehler Cylinder-on-ring model wear tests as an input data source for the simulation of friction and wear of plastic gears S. 1133-1148

„… plastic rings caused a temperature rise that could not be abated effectively by the forced air-cooling …” „… large number of time-consuming and therefore costly experiments. The aim of this study was to use the …” „… . The aim of the gear multi-physics simulation is to be able to reliably predict the damage patterns …”

A. Pogačnik, U. Kissling The future of plastic gear standardization S. 1149-1160

„… for the plastic gear design and are currently not considered in the existing guideline. The aim of …” „… a continuous decrease of the tensile strength over time. In the presence of normal air, the decrease …”

S. Reitschuster, C. M. Illenberger, T. Tobie, K. Stahl Application of high performance polymer gears in light urban electric vehicle powertrains S. 1181-1196

„… collective. ? ??? (3) 3. Aim of this work Polymer gears are gaining importance, particularly due to the …” „… air resistance FAir, the rolling resistance FRoll, the acceleration resistance FAcceleration and the …” „… hybrid-gearbox The design of the macro geometry of both gear-stages is performed with the aim of achieving a …”

L. Becker, D. Vill, P. Tenberge Optimized crossed helical gearboxes using non-involute transverse sections S. 1197-1208

„… that deviates from the previous standard form, the involute. The aim of this ongoing study is to …”

R. Jaeger, C. Koplin, B. Schluter Lubricated polymer-steel-systems: influence of the surface and interfacial energies of frictional partners on their tribological performance S. 1223-1236

„… stored for a long time at ambient air (23°C, 50% r.h.) such that an equilibrium was achieved. For the …”

T. Matsumura, K. Mioki, M. Kada, R. Okuizumi, A. Pogačnik Improved calculation methodology for the prediction of tooth temperature of plastic gears S. 1237-1248

„… no detailed consideration has been given so far. The aims of this study are i) to establish the …”

W. Kassem, M. Oehler, B. Sauer, S. Schmidt, J. Hausmann Investigation of the time-dependent behavior of plastic gears with local tribological simulation S. 1281-1294

„… the following work. For both gear sets, one of the gears is made of steel 16MnCr5 (1.7131 / AISI 5110 …”

G. Hlebanja, M. Hriberšek, M. Erjavec, S. Kulovec Influence of the tooth flank shape on wear for a steel-POM gar pair S. 1295-1304

„… measuring microscope Alicona InfiniteFocus SL (Fig. 2). The aim was to determine deviation of the worn tooth …”

A. Spatzig, N. Fujimura, P. de Oliveira Teixeira Practical analysis of productivity of grinding tools in the process of internal generating gear grinding S. 1319-1330

„… process developed by the company NIDEC MACHINE TOOL CORPORATION that aims at the manufacturing of internal …”

T. Arndt, J. Klose, M. Gerstenmeyer, V. Schulze Tool wear development in gear skiving process of quenched and tempered internal gears S. 1331-1344

„… experiments the workpiece tensile strength, workpiece material (AISI 4340 and AISI 4140) as well as cooling …” „… varying cooling strategies is absent. This study aims to show the wear development and the resulting …” „… , the use of mini-mum quantity lubrication (MQL) for machining AISI 4140 is investigated and compared …”

H.-J. Dennig, L. Zumofen, A. Kirchheim, S. Winterberg, D. Stierli Increasing the safety against scuffing of additive manufactured gear wheels by internal cooling channels S. 1345-1364

„… geometry and the associated test procedures are very important. The aim of this study is to clarify the …” „… purpose, a powdery shell can be created for partial insulation, or a gaseous shell can be created with air …” „… channels with air pressure, suction techniques and ultrasonic cleaning. Subsequently, all the surfaces …”

D. Mevissen, L. Uhlmann, U. Kupper, J. Brimmers, T. Bergs Analysis of friction of bowl-shaped surface structures resulting from alternative gear manufacturing processes S. 1371-1382

„… capacity. Thus, the first aim of this report is the determination of the frictional behavior of wire-eroded …” „… and more degrees of freedom by the choice of the process parameters. The second aim of this report is …” „… as lubricant and air. The design and characteristics of the tribological system have a decisive …”

M. Solf, J. Brimmers, T. Bergs Sustainable gear manufacturing – Potential and challenges S. 1395-1396

„… aircraft engines enables significant increases in efficiency and thus a reduction in fuel consumption and …” „… renewable energies with the aid of wind turbines or tidal power plants. In order to meet the increasing …” „… influence on system performance and ecology. For example, the use of transmi sions in aircraft engines …”

S. Vonderschmidt, A. Ott, A. Vonderschmidt High speed machining with magnetically geared driven tools on rotatory milling machines S. 1415-1428

„… ) and are difficult to retrofit. Air-driven spindles have a long service life and reach high speeds …” „… by driven tools, e.g. via compressed air or high-speed planetary gearboxes. Beside their advantages …” „… conventional gears or the dependence of the speed on the torque of compressed air spindles. For this reason …”

P. Barreiro, S. Pfrimmer, G. Armutcu, J. Hermes Quality improvement of an aluminum gearbox housing by implementing additive manufacturing S. 1429-1446

„… elements (air gap) are some of the many technical possibilities to optimize the die’s thermal performance …”

J. Hochrein, M. Trubswetter, M. Otto, K. Stahl Direct flank geometry calculation for face gears S. 1447-1460

„… work will focus on the geometry calculation of face gears with crowning. In addition the aim is to …”

B. Reetz, T. Munch, W. Kappeler Challenges for lead-free brass alloys in worm gears S. 1467-1488

„… eliminated without any loss in the operational performance of worm gears. For the future, the aim is to …” „… (c) [18] The aim of the experiments was to evaluate wear and load capacity as well as efficiency of …”

N. Tros, J. Brimmers, T. Bergs Approach for multiscale modeling the thermomechanical tool load in gear hobbing S. 1489-1502

„… positions within a reasonable simulation time. The aim of this work is to predict the thermomechanical tool …” „… prediction of heat partition in dry metal cutting of AISI 1045. Int. J. Adv. Manuf. Tech. 86(1-4):737–745 19 …”

P. Abele, J. Hermes, J. Lechner Development of a digital ecosystem for a servo planetary gear unit system to provide design automation opportunities S. 1503-1516

„… automation opportunities Design patterns for parallel and distributed computer-aided design Philipp Abele …” „… presented method is built on Knowledge-Based Engineering (KBE) and aims to foster the continuously reuse of …” „… with the aim of illustrating a possible transition from one prototype to a modular unit system with the …”

P. H. O. Teixeira, J. Brimmers, T. Bergs Consideration of micro-interaction in the modeling of generating gear grinding processes S. 1517-1528

„… Fig. 2. The use of the contact zone geometry as a workpiece aims to simplify the representation of the …”

A. Wedmann, M. Stein, K. Kniel Gear calibration in tactile scanning mode on CMMs S. 1539-1552

„… tolerances specified in international standards, the aim must instead be to reduce measurement uncertainty …”

A. Kubo, M. Nagae High-speed measurement of hardness distribution with X-ray diffraction S. 1553-1568

„… High-speed measurement of hardness distribution with X-ray diffraction Aizoh Kubo, Masahiro Nagae …” „… flank measurement of double helical gear for air craft usage is the next example: to measure the HVmr …”

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