Filter results

Results (447)

Sort by:

Select all Select all

Page 4

No access

Select

VDI Wissensforum GmbH (ed.)

Automation 2023

Series: VDI-Berichte

Volume 2419 2023

Results in this title

J. Grothoff, T. Miny, M. Tarnow Challenges Utilizing PLCopen for OPC UA S. 999-1014

„… XML that may be used in external OPC UA servers and modelling tools. This contribution shows how such …” „… thousand program organization unit and data types as well as their instances are addressed. Consequently …” „… on the engineering side, OPC UA aims for the unification of communication and information modelling …”

K. O. Oladipupo, S. Käbisch, C. Diedrich Integration Concept of PROFIBUS and PROFINET devices into Asset Administration Shell using Asset Interface Description submodel S. 259-278

„… data. Modelling these functionalities in AID will increase AAS application scope. One of the major …” „… specific information such as asset nameplate, documentation, maintenance information, asset process data …” „… runtime data from heterogenous assets and determi-nation of product carbon footprint need a mix of …”

W. Guo, W. Sun, D. Vrucak, I. Garmaev, T. Kleinert, B. Friedrich, K. Greiff Strukturierung der Datenerhebung für die Recyclingphase: Recycelbare Metalle von Smartphones S. 805-818

„… modelling [11], logical data modelling [10], and physical data modelling [12]. Each of these stages is …” „… Structuring the Data Collection for the Recycling Phase: Recyclable Metals of Smartphones W. Guo, W. Sun, D …” „… consider a product’s entire lifecycle. Recycling phase data can be used not only for analyzing recycling …”

W. Li, S. Heppner, R. Hana, I. Kornijez, T. Miny, T. Kleinert Praktische Anwendung von Verwaltungsschale zum Aufbau eines Digitalen Zwillings einer hierarchischen Prozessanlage in Laborumgebung S. 137-152

„… lacking usable equipment data. This paper proposes a workflow that includes methods for generating AAS for …” „… manually as well as automatically if the required data is provided in a machine-readable format. A …” „… practical concept was presented for automatically generating AAS using engineering data of individual assets …”

G. Ghasemi, D. Braun, N. Jazdi, M. Weyrich, S. Holtkotte, N. Richter, J. Birk A data-driven approach to analyze industrial process alarms using the association analysis method S. 777-790

„… A data-driven approach to analyze industrial process alarms using the association analysis method …” „… is widely established to use alarm management as a continuous improvement process. Therein, big data …” „… analysis of alarm data and operational data as well as practical visualization of alarm patterns are …”

C. Song, K. Kornmeier, M. Gärtler Unsupervised Learning of Batch Production Steps based on Toeplitz Inverse Covariance S. 791-804

„… failures. However, extracting batch step information from historical data, often presented in the form of …” „… timestamps of each batch step's start and end are not stored. This lack of data creates a significant …” „… Nr. 2419, 2023 791erable amount of labeled data. In this paper, we propose a novel approach to …”

J. Alterbaum, B. Vogel-Heuser, D. Pantförder, M. Fischer, L. Rudolph, G. Klinker, R. Lewis, F. Palmas Evolution des Digitalen Zwillings in der Prozessindustrie – Modifikation des Informationsmodells von Brownfield-Anlagen mittels AR/VR-Technologien S. 179-190

„… basiert auf mensch-zentrierten Konzepten der Erweiterten Realität. Abstract Data-driven methods such as …” „… good quality of data. The required data is handled within a variety of systems along the process plant …” „… the successful utilization of data among the different systems. Particularly in brownfield plants and …”

A. Stutz, M. Maurmaier, G. Biehler, S. Höme, M. Blumenstein OPC UA FX – A Potential Cross Communication Solution for the Module Type Package Concept S. 215-232

„… intro-duced a new Publish/Subscribe mechanism with an Adaptive Logic extension to pre-process exchanged data …” „… and their description in a semantic data exchange format, the so-called Module Type Package (MTP), are …” „… created in the Process Value Set. Process values can be of data types BOOL, DINT, REAL, or STRING. The …”

M. Hoernicke, K. Stark, N. Schoch Modular automation engineering for conventional plants S. 959-972

„… DataAssembly and other views (since they do not exist in this MTP), but the path to the MTP describing the …” „… ] VDI/VDE/NAMUR 2658 part 3, "Automation engineering of modular systems in the process industry - Library for data …” „… (Draft), "Automation engineering of modular systems in the process industry - Modelling of Alarms …”

M. Zager, A. Fay Grafische Modellierung kontextsensitiver, autonomer Systeme: Ein domänenspezifischer Modellierungsansatz S. 719-740

„… die explizite Erfassung von Kontextinformationen nicht vorgesehen (FA3). Die Unified Modelling …” „… cyber-physical system development with SEA_ML++,” in Multi-Paradigm Modelling Approaches for Cyber-Physical …” „… , and J. Kamruzzaman, “A survey on context awareness in big data analytics for business applications …”

F. Ji, B. Vogel-Heuser, M. Wünnenberg, J. Fottner, R. Schypula, M. Goedicke Inkonsistenzmanagement in Entwicklungsmodellen für Intralogistiksysteme S. 89-102

„… . Wünnenberg et al., “Konsistenzmanagement zum optimierten Data Management als Basis zur Anwendung von Data …” „… software modelling, 2013, pp. 1–6. [10] B. Vogel-Heuser, M. Konersmann, T. Aicher, J. Fischer, F. Ocker …”

L. Wagner, M. Ramonat, A. Fay Methode zur Berücksichtigung von Abhängigkeiten energetisch flexibler Anlagen aus Topologiemodellen in Optimierungsmodellen S. 459-470

„… the potential to reduce energy costs. This requires modelling of the individual resources and their …” „… dependencies into the optimisation model is the Auto-mationML data format, which is characterised by its …” „… ., Strobel, N., Weber, T., Fridgen, G. u. Abele, E.: A Generic Data Model for Describing Flexibility in Power …”

M. Ramonat, A. Fay Methode zur Parametrierung von Simulationsmodellen durch Nutzung von Anlagenmessdaten S. 167-178

„… measurement data is used as a basis in order to take plant alteration, e.g. caused by wear, into account in …” „… Commissioning based on Plant Engineering Data. Proceedings of the 19th World Congress The International …” „… European Simulation and Modelling Conference. 2020 [10] Novák, P., Ekaputra, F. J. u. Biffl, S.: Generation …”

T, Prinz, M, Echtler, M. Krüger, B. Vogel-Heuser, D. Hujo, D. Pohl, M. Semel, C. Kerausch, S. Cha, D. Waterman Shared-Control Ansatz zur Operator-KI Interaktion für die Großbaumaschinensteuerung S. 559-570

„… human experience and machine operating data and make them available to support machine control …” „… Information Modelling (BIM) ab. Die Baumaschine wird als Teil eines vernetzten Ökosystems auf der Baustelle …”

doi.org/10.51202/9783181024195

VDI Wissensforum GmbH - International Conference on Gears 2023

No access

Select

VDI Wissensforum GmbH (ed.)

International Conference on Gears 2023

Series: VDI-Berichte

Volume 2422 2023

Results in this title

J. Langhart, S. Ebrahimi, T. Kelichhaus A comparison of time and frequency domain approaches for NVH S. 583-598

„… advantage, that the modelling of the gear contacts in the MBD software is not required to be precise in …” „… . 2422, 2023584Fig. 1: EV transmission with two stage helical gear with housing 2.1 Gear data The gear …” „… macro geometry data are shown in table 1. As typical for EV transmissions, the gears are designed with …”

B. van Wissen, L. Pastukhov, F. Mitsuzuka, K. Iwanaga, A. Hasanovic NVH performance of thermoplastic gears: modelling and measuring S. 1389-1402

„… measurements and modelling using an experimental case study. Gear noise data is obtained using sound level …” „… PTFE. Modelling and data post processing The gear setup was modelled in KISSsoft 2022 using the VDI …” „… NVH performance of thermoplastic gears; modelling and measuring Ir. Benjamin van Wissen, Dr. ir …”

A. F. İnceel, B. Özkan, B. Karba, M. Vardar A study on the efficiency prediction of a gear bearing drive by means of mathematical modelling S. 1135-1146

„… A study on the efficiency prediction of a gear bearing drive by means of mathematical modelling …” „… Planets, : Kinematic Viscosity, : Tooth Height, : Oil Ring Thickness ) Mathematical modelling & Efficiency …” „… Table 1,2 respectively. Table 1: Macro geometries of case study components Table 2: Mesh data, disc size …”

P. Chavan, M. Lutz Validation of an industrial gearbox model for predicting vibro-acoustic behavior S. 619-632

„… modelling of the individual flexible bodies, bearings, joints, gear wheels as well as meshing excitation …” „… measured values, achieving a good agreement between simulated and experimental data. The experimental …” „… of this paper is to compare two approaches for modelling bevel gears in MBS: the BECAL Force Element …”

J. König, M. Obermayr, T. Klein Digitalization of the Gear Development Process – Chances, Benefits and Risks S. 1017-1026

„… Catena-X, a secure and standardized data exchange across the automotive industry. VDI-Berichte Nr. 2422 …” „… . More recently, the focus has shifted towards data exchange and collaboration among different …” „… stakeholders in the industry. An example of this is Catena-X, a secure and standardized data communication …”

L. Bonaiti, M. Monti, C. Gorla, M. Geitner, T. Tobie, K. Stahl The consequences of different methodologies for the elaboration of pulsator test results with respect to the load spectrum assessment of gears S. 33-52

„… the SN curve shape can be found in the literature. Secondly, test data should be referred to the whole …” „… approach, several curves can be adopted to describe experimental pulsator data. The aforementioned curves …” „… [1,14–18], and must be addressed before using pulsator test data in the assessment phase. Hence, some …”

M. Vivet, A. Rezayat, J. Verhoogen, K. Kucukcoskun, S. Donders Numerical analysis of bevel gear transmission acoustic emission using a 3D gear contact force model within a multibody system dynamics simulation environment S. 689-702

„… flank measurement data files. This means that a user can analyze the actually designed gear pair …” „… necessary data is precomputed (prior to a dynamic simulation) using a finite element (FE) model of the …” „… and flexible shafts Spiral bevel gear pair variants. Table 1 presents the gear blank geometry data and …”

B. Karba, N. Yildirim Backlash optimization via compatible gear couples on the assembly lines for planetary gearboxes S. 1147-1158

„… , Gaziantep University, Gaziantep, Turkey Abstract To check the data consistency of gears in each of the …” „… processes of design, manufacturing, qualification, and mounting, the data should be checked for consistency …” „… , qualification, and assembly to check their data consistency. According to Michalec [1], backlash does not exist …”

C. Kunik, J. Kunert Wetting and oil flow analysis of planetary gearboxes using oil flow simulations S. 467-484

„… concerning the numerical modelling of the oil flow and the power losses in gear units. He postulated good …” „… , are tested to get a sufficiently large data base for evaluation. In configuration one, the oil is …” „… evaluations are possible using the huge amount of generated data. Fig. 6: Test gear unit 1 – CAD model …”

B. Guilbert, D. Dureisseix, P. Velex Hybrid models for the simulation of displacements and stresses in lightweight gears S. 315-328

„… using time-averaged holographic interferometry. Table 1: Test bench gear data [31] Pinion Gear Module …” „… torque is 400 Nm over a 0-2500 rad/s range of speeds on the pinion shaft and the gear data are in Table 3 …” „… , (a) rigid pinion and (b) thin-webbed gear Table 3: Gear data Pinion GearModule m (mm) 2.5 Number of …”

S. Matkovič, D. Šeruga, M. Nagode, M. Kalin Prediction of tooth root fatigue failure of polymer gears for dry and oil lubricated contact and its comparison to experimentally obtained results S. 1301-1318

„… tribological data. However, the characterization of polymers’ properties and their behaviour in the gear test …” „… understanding of full physical background and mechanisms of the designed product is needed. Accordingly, data …” „… , especially at the practical level where the data for predictive models are generated, i.e. testing. If the …”

F. Concli, M. N. Mastrone Latest advancements in the lubrication simulations of geared systems: a technology ready for industrial applications S. 499-518

„… performance and churning losses displayed a good correlation with experimental data. Deshpande et al. [51 …” „… numerical results showed good agreement with experimental data. Following a similar approach, Liu et al …” „… the PIV data. VDI-Berichte Nr. 2422, 2023510Fig. 7: Comparison between the standard-, the …”

F. Reinle, D. Mangherini, A. Bongiovanni Enhancing gear performance through advanced mass finishing and DEM simulation S. 1777-1786

„… Immersion angle 8 Wall clearance 9 Ground clearance VDI-Berichte Nr. 2422, 20231778Fig. 2: Contact modelling …” „… position in this simulation to conserve disk space, compared to the data relevant for surface interaction …” „… measurement data VDI-Berichte Nr. 2422, 20231784shows no similar correlation. The differences of 1.1 and 1.2 …”

C. Karampatzakis, A. Mihailidis, A. Mantzaflaris, C. Provatidis Contact simulation of tooth flanks using Isogeometric Analysis S. 413-428

„… verglichen. VDI-Berichte Nr. 2422, 2023 413 Abstract The Finite Element (FE) modelling of a tooth flank …” „… contact modelling are that, since the most commonly used basis functions are linear, geometric error is …” „… patch except the corners. Isogeometric gear modelling has been the focus of some previous studies [9 …”

M. Reichl, P. Lenz, A. Oliva Challenges and possibilities of virtual development of e-axle transmissions S. 485-498

„… considered is a FVA3 oil. The material data of the used oils is shown in Table 2. The three speeds considered …” „… . 2422, 2023490Table 1: FZG gearbox Typ-C Geometry Data [3] Shaft | ° 𝒃 | | 𝒂 |Gear 91.5 16 4.5 …” „… and more detailed modelling in equivalent computational time. VDI-Berichte Nr. 2422, 20234966 …”

A. Hilligardt, V. Schulze Gear Skiving with Minimum Twist Errors S. 1749-1764

„… : Workpiece, tool, and process data of example 1Workpiece data Number of teeth z2 -103 Normal pressure angle …” „… . dFf2 134.1 mm Tip form diameter dFa2 128.54 mm Tool and process data Number of teeth z0 63 …” „… : Tool and process data of example 2 Tool and process data Number of teeth z0 73 Constructive tip …”

Titelei/Inhaltsverzeichnis

„… ); detailed bibliographic data is available via Internet at www.dnb.de.© VDI Verlag GmbH · Düsseldorf 2023Alle …” „… mesh phasing: modelling and experimental validation 157G. Devaraj, DANA Incorporated, Lindley, United …” „… ExhibitionModelling and Analysis of the Effect of Root Modification on Load Sharing and Stress Values on Spur Gears …”

C. Dongu Im, W.-J. Chung, J.-H. Park, D.-J. Moon, Pfor. Y.-J. Park The effect of working surface deviation on transmission error in helical gears S. 1125-1134

„… data, the analysis model was built using commercial software. The finite element method (FEM) was used …” „… 012000921404) supervised by the KEIT References [1] Du, S., R. Randall, and D. Kelly, Modelling of spur gear …”

S. Sepp, A. Wenig, M. Otto, K. Stahl Acoustical behavior of periodic flank modifications under dynamic operating conditions S. 341-356

„… validated by experimental data.Keywords Gear Noise Excitation, Calculation and Simulation, Periodic Flank …” „… accumulated flank deviation. 𝐹 ∙ 𝑥 𝑥 (3) VDI-Berichte Nr. 2422, 2023 345Table 1: Basis gear data of the …” „… range (not particular for 1000 Nm). VDI-Berichte Nr. 2422, 2023346Table 2: Microgeometry data of the …”

J. D. M. Marafona, J. H. O. Seabra, P. M. T. Marques, R. C. Martins Effect of overlap ratio on gear dynamic behavior and noise level S. 1239-1256

„… /- normalized root fillet radius of the basic rack profile 0.38 0.38 Data regarding the other gear parameters …” „… efficiency. Hence, after analyzing this data, it is expected that the IOR100 leads to an improved system …” „… are tested from 50 rpm up to 10000 rpm in steps of 50 rpm.Table 6: Shaft data Shaft inputs Diameter …”

S. Ebrahimi, U. Kissling, C. S. Matkovič Evaluation of the NVH Characteristics of Gear Drives with Plastic Gears by the Forced Response Analysis S. 1403-1418

„… 1 and 2 specify the gear mesh data of the gearbox for both variants. Fig. 1: A two-stage gearbox …” „… model layout VDI-Berichte Nr. 2422, 20231406Table 1: Gear mesh data of the gearbox with plastic gears …” „… 4.044/1.510 3.990/1.825 2.550/1.420 2.570/1.730 Table 2: Gear mesh data of the gearbox with steel gears Gear …”

A. Alnahlaui, P. Tenberge Optimised statistical evaluation for the determination of tooth root endurance strength S. 19-32

„… robust gears with lower cost, three aspects have to be considered. The modelling, manufacturing and …” „… Translating Single Tooth Bending Fatigue Data to be Comparable to Running Gear Data,“ Gear Technology, 2008 …”

G. Devaraj Vibration reduction of planetary gear drive using mesh phasing: modelling and experimental validation S. 157-174

„… Vibration reduction of planetary gear drive using mesh phasing: modelling and experimental …” „… will be referenced using e-drive motor speed. The test instruments and equipment include a data …” „… is in good correlation with the measured data; therefore, design changes can be made on the system …”

A. Beinstingel, F. Haringer, W. Sigmund, M. Heider, B. Pinnekamp, S. Marburg Investigation of Sound and Vibration Behavior of Cylindrical Gears S. 599-618

„… are based on the same concept as it is illustrated in Figure 2, but with different gear design data …” „… design concept of focused double helical gearboxes A, B, C, and D. The corresponding technical data of …” „… : Technical data of focused double helical gearboxes A, B, C, and D. Gearbox - - A B C D Module mn mm 9.0 7.0 …”

doi.org/10.51202/9783181024225

VDI Wissensforum GmbH - AgEng LAND.TECHNIK 2022

No access

Select

VDI Wissensforum GmbH (ed.)

AgEng LAND.TECHNIK 2022

Series: VDI-Berichte

Volume 2406 2022

Results in this title

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

„… modelinputsinputsProcess simulation modellingFeeding data and animal characteristicsHousing informationManure storage and management dataSoil characteristics dataCrop and manure …” „… emissions and modeling mitigation strategies from ruminant production systems. On the other hand, Modelling …” „… input parameters (such as climate data, animal data, detailed feeding data, soil and crop data …”

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

„… bottom-up approach to scale-up mechanistic modelling results. Both approaches have merits, drawbacks and …” „… uncertainties. We investigated the potential of coupling different mechanistic modelling approaches towards an …” „… Germany was used. Data on climate and feed composition were included. A sensitivity study indicated that …”

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

„… models based on climatic data in a tomato crop (Solanum lycopersicum L.). The experimental work was …” „… experimental data. This is due to the great variability of the data measured, with stomatal resistance values …” „… Jarvis approach is that a lot of data covering a wide range of environmental conditions are needed to …”

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

„… temperature and air humidity data is used as an input to the model, representing boundary conditions of the …” „… . [14] calibrated for experimental data from Raut et al. [11]: ? ? ⋅ ? ⋅ ? ⋅ ln ? ( 3 ) ? 17.454 …” „… measured data from [11] as shown in figure 1 and interpolated using a piecewise cubic interpolation method …”

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

„… project DAIRYSUST “Big data and advanced analytics for sustainable management of the dairy cattle sector …” „… in dairy farming through the use of advanced data analytics. Livestock farms routinely produce and …” „… monitor data relating to environmental conditions, animal behaviour, and production parameters. The …”

H. Burkhardt Simulation environment for the development of intelligent algorithms for agricultural applications S. 131-134

„… agricultural machine, a kinematic model is integrated to the environment. Relevant data for modelling can be …” „… agricultural machine collect data from the simulated environment. The sensor information is transmitted to the …” „… real controller hardware in the form of data streams using suitable interfaces. In this way, algorithms …”

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

„… activity/ancillary data for dairy cattle, pigs and poultry are assessed. Stakeholders are engaged in developing a …” „… , there is a wealth of scientific evidence and data available on mitigating the environmental impacts of …” „… , including i) real-time monitoring of animal health and welfare, ii) monitoring and modelling of barn and …”

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

„… under-application should have a proportional impact on yield, as indicated from the data above. Modelling our …” „… knowing if each of their spray tips were doing a good job.  Data and record keeping were top of mind …” „… Conclusively, the data indicates that under application of pesticides across a wide swath of crop has a …”

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

„… validating models with no field data. These methods will be used to to evaluate local natural ventilation …” „… model with field data is impossible. Therefore, in the first part of the study, approach for making such …” „… wall functions were adopted.[4]. Numerical validation data was generated by running a 2-D simulation of …”

R. R. Shamshiri, C. Weltzien, I. Zytoon, B. Sakal Evaluation of Laser and Infrared Sensors with CANBUS Communication for Collision Avoidance of a Mobile Robot S. 121-130

„… experiments. The proposed approach created a flexible framework for exchanging data between each of the sensor …” „… various data acquisition devices, multi-spectral cameras, and Light Detection and Ranging (LiDAR) sensors …” „… to scanning and 3D modelling of the entire orchard environment. The main goal of these methods is to …”

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

„… as the reality. Boundary conditions were applied to the CFD model based on the data of climate …” „… of April, 2021, by using a set of sensors to collect the data needed for verifying the CFD model. The …” „… bench). Five probes (data loggers) were placed above and on the surface of the benches to measure the …”

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

„… recording of temperature, humidity, power consumption and weighing data. Fig. 2: Laboratory roaster for …” „… elements of the roaster. VDI-Berichte Nr. 2406, 2022 543The samples processed for the modelling are heat …” „… using a regression model. Modelling method: The primary goal is the prediction of the TIA-proc …”

F. Butzenlechner, P. Kastenhofer, A. Ettlinger, M. Gansberger, P. Prankl, A. Müllner Effects of site-specific corn sowing on yield and quality in different climatic regions in Austria S. 555-560

„… site-adapted sowing of maize in dry periods. The basis of these investigations are data obtained from field …” „… . There is a tendency, that site-adapted sowing leads to higher dry matter yields. The yield data from …” „… , 2015: GIS Modelling for Site-Specific Nitrogen Fertilization towards Soil Sustainability …”

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

„… . Also weather data (outside temperature, solar irradiation and wind velocities) and energy prices (from …” „… difference indicated in color. The results in Figure 2 show a clear distinction in two clouds of data points …” „… , with emissions below and above approx. 40 000 kg/y. All data points contained in the upper cloud …”

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

„… amount of necessary natural light for healthy growth. Average light data of weather stations or …” „… each other. The aim of this study is to show the combination of average light data and the shadow …” „… . All following calculations were done with Excel (Version 2016). 2. Satellite data and light units …”

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

„… necessary to secure basic data on PM concentrations in order to set up dust reduction and health safety …” „… the internal worker. Monitoring data analysis was divided into movement time and stop time of the …” „… statistical modelling. Biosystems Engineering 101(1): 100-110. doi:10.5389/KSAE.2014.56.6.031. [12] Wilson …”

Titelei/Inhaltsverzeichnis

„… National Bibliography); detailed bibliographic data is available via Internet at www.dnb.de.Preflight Lx3 …” „… , CLAAS SE GmbH, HarsewinkelCombine harvester – Outlining the combine harvester usage through CANBUS data …” „… , University of Bologna, Italy f EnergyThermodynamic modelling of a Biomass Organic Rankine Cycle for …”

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

„… characteristics (height, number of leaves, etc., data not shown). This is also confirmed by both the productivity …” „… ., Padilla, F.M., Segura, M.L., Thompson, R.B. Modelling nitrogen, phosphorus, potassium, calcium, and …”

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

„… mechanisms with the external environment (conduction, convection, radiation). Modelling and Analysis The …” „… , taking into consideration the local climatic data, all the heat transfer mechanisms and the required …”

doi.org/10.51202/9783181024065

Christian Woitzik - Experimental testing and numerical simulation of granules as crash absorber for double hull structures

Partial access

Select

Christian Woitzik

Experimental testing and numerical simulation of granules as crash absorber for double hull structures

Series: Mechanik/Bruchmechanik

Volume 356 2021

Results in this title

Introduction S. 1-5

„… tests are required to gather data for numerical modelling and verification. The modelling on particle …” „… modelling of granules as filling material is an open question. In order to simulate a ship collision, it is …” „… , material models for soils and granules are known, but they are primarily used for soil modelling. Thus, the …”

Titelei/Inhaltsverzeichnis

„… Nationalbibliographie (German National Bibliography); detailed bibliographic data is available via Internet at …” „… modelling for elasto-plastic material . . . . . . . . . . . . . 15 2.2 Numerical implementation …” „… . Furthermore, the numerical modelling of these granules shall be investigated and verified. In order to achieve …”

Numerical investigation S. 88-112

„… 6 Numerical investigation After obtaining the experimental results, the modelling of the collision …” „… resolution is favourable for comparisons with experimental data. The initial model used for the calculations …” „… is shown in Figure 6.1. This model has been used to design the experimental setup with material data …”

Determination of bulk particle properties S. 40-63

„… approximately 8% is in agreement with the data given by the manufacturer [139]. Up to a stress level of 400 kPa …” „… identification of the Mohr-Coulomb material data. Eventually, this leads to the parameters given in Table 4.1 …” „… Measurement data Filtered data Figure 4.11: Determination of the driving force with an applied normal force of …”

Bibliography S. 119-136

„… . Simonsen, Safety and structural crashworthiness of ship structures; modelling tools and application in …” „… . [68] H. Engin, H. Jostad, A. Rohe, On the modelling of grain crushing in hypoplasticity, in: M. Hicks …” „… : D. Kolymbas (Ed.), Constitutive Modelling of Granular Materials, Springer, 2000, pp. 107–145. doi …”

Selection of granules and description of single grains S. 24-39

„… used. The data was acquired with a sampling rate of 400 Hz and a spatial resolution of 1 µm. Figure 3.4 …” „… last image. To minimize the scatter in the measurement data, the granules are divided into smaller …” „… , B, and S. A good agreement with the experimental data is observed, as plotted in Figure 3.11 using …”

Constitutive equations and numerical implementation S. 6-23

„… The modelling and simulation of the different experiments is performed using the finite element suite …” „… material behaviour The elasto-plastic material model provides the constitutive equations for the modelling …” „… exponents α and β. 14 2.1 Constitutive equations 2.1.4 Damage modelling for elasto-plastic material In order …”

doi.org/10.51202/9783186356185

Liyong Yu - A Reference Model for the Integration of Agent Orientation in the Operative Environment of Automation Systems

Partial access

Select

Liyong Yu

A Reference Model for the Integration of Agent Orientation in the Operative Environment of Automation Systems

Series: Mess-, Steuerungs- und Regelungstechnik

Volume 1248 2016

Results in this title

Basics of Process Automation S. 3-27

„… composed of various systems and software packages for data management (i.e. Process Information Management …” „… , hardware firewalls and interface PCs for the data exchange between two automation levels are often …” „… capacity point of view, devices on lower levels have relatively limited processor performance and data …”

Specification of a Reference Model for Automation Agents S. 28-53

„… hold its internal data (e.g. state and intermediate result) and proceed with its execution at the new …” „… partners or remote partners across networks. Appropriate communication technology and mechanisms for data …” „… accessible. Unified data exchange formats and communication protocols should be defined. Requirement 4: Rigid …”

Conclusions and Outlook S. 124-126

„… environment. Data flow between internal components of agents is signal-oriented. Incoming messages from the …” „… highlighted as a basic modelling principle during the FB-agent engineering. Due to the native support of …” „… deterministic execution of internal components and manages the data exchange with the environment. Semantics of …”

Bibliography S. 127-138

„… , “Hybrid modelling of complex process control function blocks,” in S. Engel, G. Frehse, E. Schneider (Eds …” „… .): Modelling, Analysis, and Design of Hybrid Systems, Springer-Verlag Berlin Heidelberg New York, 2002. [24] L …” „… International Conference on Mathematical Modelling, vol. 2, pp. 2426– 2431, 2009. [29] Y. Natis …”

Prototypical Implementation S. 95-106

„… the modelling and implementation phases. After an introduction of ACPLT technologies in Section 6.1, a …” „… platform-neutral communication among different systems. Data and metainformation of objects in an OV server can be …” „… ] which realizes data exchange between OV objects. Elementary communication functions are encapsulated in …”

Usability Analysis of Existing Procedure Description Methods S. 54-76

„… for agents should also be compatible with the control flow and 54 4.1 Finite State Automaton data flow …” „… machine, sequential machine) is an abstract mathematical method for modelling the behavior of a system …” „… commercial tools (e.g. S7-HiGraph for modelling control logics) are not well-established in the practical use …”

Titelei/Inhaltsverzeichnis

„… (German National Bibliography); detailed bibliographic data is available via Internet at http://dnb.ddb.de …” „… . . . . . . . . . . . . 5 2.2 Modelling . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 2.2.1 …”

doi.org/10.51202/9783186248084

1 ... 3

4

5 ... 90