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VDI Wissensforum GmbH (ed.)

ELIV 2021

Series: VDI-Berichte

Volume 2384 2021

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C. Heer, J. C. Gobel, D. Mollahassani, S. Forte Future Collaboration Ecosystem for Automotive Microelectronic Innovation Processes S. 295-308

„… neue Engineering-Herausforderung im Lebenszyklus Smarter Produkte (2017) [4] ACATECH (Hrsg …” „… . Forte M.Sc., Institute of Virtual Product Engineering (VPE), Technical University Kaiserslautern …” „… models and cross domain services based on E/E and software innovations vehicles are evolving to smart …”

T. Fuchs, O. Manicke, M. Zinser, B. Baker Automotive digital twin: An approach for isolating and virtual validating of software updates in end-to-end architectures based on customer vehicles S. 223-236

„… the components based on the physical architecture. The scalability of nodes and edges can be enabled …” „… hardware from an ECU with the aim of component tests. The ECU must be selected based on the changed SWC …” „… feasibility of effect chain subgraphs based on functions, components, and the bus systems affected by a SOTA …”

M. Wachs, J. Jager, A. Berthold The Crossroads of Automotive Security and GDPR S. 623-640

„… protection measures and depict how joint security and data protection engineering based on the procedure of …” „… both disciplines. But while cybersecurity can build on well-defined engineering framework with the …” „… upcoming ISO/SAE 21434, data protection engineering is not yet well-established in the automotive …”

C. Schwager Transformation of the Software Integration Process S. 215-222

„… SW component test vectors that stimulate impacted event chains. The tests are selected based on …” „… components independently develop their piece of SW in their environments based on a build framework or …” „… Co-Integration M.Sc. Christopher Schwager, ITK Engineering GmbH, Ruelzheim Abstract The way how …”

J. Becker, D. Pangercic A Safety-Certified Vehicle OS to Enable Software-Defined Vehicles S. 435-446

„… systems. A software implementation based on modern software engineering practices. Abstraction of …” „… gateway interface between these safety-critical components and a cloud-based fleet management software …” „… based on modern software engineering practices To have a robust and maintainable codebase one needs to …”

D. Geyer, C. Miedl Safety Architectures for Automotive Cross Domain Servers – Challenges and Potentials S. 447-458

„… components, based on the vehicle-level safety goals, must also be realigned. The main implications for …” „… components in the car. Starting with the necessary electronics of internal combustion engines, such as …” „… evolved distributed topologies. Traditionally, most function development has been done at the component …”

F. von Bulow, F. Heinrich, T. Meisen A new perspective for manufacturers: Cloud-based utilization of operational fleet data S. 117-130

„… future components will be based on actual customer demand. This also applies to the interaction of the …” „… components as complete product. Based on the cross-fleet historic data storage, the manufacturer can develop …” „… A new perspective for manufacturers: Cloud-based utilization of operational fleet data …”

S. Wonneberger, S. Balci Reliable Validation of Highly Automated Driving Functions by Increasing the Virtualization Level of High Performance Computing Platforms and Smart Sensors S. 17-28

„… Functional Engineering Platform (FEP) [10] utilizing the DDS protocol for generic frame based communication …” „… performance computing platforms. Introduction of IP-based networks renders the vehicle bus networks more and …” „… infrastructure and reduction of real hardware, HiL-based testing to only those testcases targeting hardware level …”

S. Koller, R. Uerlich, G. Witham, L. Eckstein Concept ELV² – Development of an Electric Drive Axle for Heavy Commercial Vehicles S. 653-0

„… International Congress - ELIV Institute for Automotive Engineering (ika) – RWTH Aachen University Sven Köller …” „… description of model • Automated transmission topology synthesis • Rough gear design based on standards …” „… Calculation of component temperatures • Initial housing draft is automatically generated • Systemic boundary …”

E. Metzker, M. Engelsberger Scalable Automotive Intrusion Detection Systems – From the ECU to the Vehicle Operation Centre S. 613-622

„… following figure illustrates the deployment of a distributed on-board IDS based on the described components …” „… security-relevant data from the manufacturers or operator of in-vehicle and backend-based IDS components. Analyses …” „… Many new vehicle functions are based on the intensive meshing of on board and off board services. This …”

T. Fricke, F. Schuck, J. Vogelpoh, J. Ax, R. Stolpe, H. Amelunxen Collaborative Development of a Test Environment for Automated Driving S. 5-16

„… , suppliers, test system providers, engineering contractors) in an effective and efficient collaboration …” „… system VDI-Berichte Nr. 2384, 2021 5 components, joint feature backlogs and overarching project …” „… – simple sensors, based on basic physical principles. With the introduction of advanced driver assistance …”

S. Kraus Automotive Software Development – Is it Different? S. 187-196

„… introduction of a software design based on independent components and services this situation is changing. The …” „… because the software is based on independent components and dynamically bound services that are updated …” „… a tightly coupled unit – it is often a kind of mechanical engineering by other means. When we speak …”

K. Renatus, A. Unger, B. Baker, O. Manicke Machine learning approach towards remote diagnostics and repair of electric vehicle charging processes S. 163-174

„… relation to component-based SW are discussed in detail by Mariani [8], whose taxonomy mainly …” „… . [8] Mariani, L.: Fault Taxonomy for Component-based Software, TACoS'03, International Workshop on …” „… Test and Analysis of Component-Based Systems, vol. 82, no. 6, 2003, pp. 55-65. [9] Samuel, A.: Some …”

M. Gresser, M. Mende, M. D. Rabe, B. Baker, A. Unger Graph-based Vehicle Diagnostics using Machine Learning S. 131-142

„… Graph-based Vehicle Diagnostics using Machine Learning Potential of Graph Neural Networks for …” „… propagation is still limited, conventional diagnostic strategies based on expert knowledge are struggling to …” „… to comprehend the VDI-Berichte Nr. 2384, 2021 131 diagnostic reasoning, a functioning component …”

J. Klesing, P. Schmitt Chassis Health Management – End-to-End Architecture and Methods S. 105-116

„… useful life of a chassis component, which enables preventative maintenance and, in turn, increases the …” „… warranty costs and cloud-based root-cause analysis. The SAE JA6268 Recommended Practice contains best …” „… advanced to condition-based maintenance that is performed only when needed but before a failure occurs …”

A. Knoll The Case for an Open Integrating Operating System, Middleware Specification Development Approach S. 257-272

„… foothold in the development of SDVs based on proprietary systems only. Proprietary approaches will never …” „… open-source projects that are based on rigid interface specifications, together with automotive-grade …” „… hardware components in a unified way and provides certain services to the application programs, e.g., for …”

O. Meyer, B. Bohlen Applying Standards for future Vehicle Diagnostic and Vehicle Lifecycle Management S. 409-422

„… . Building the diagnostic solution of a connected vehicle based on SOVD gives a couple of benefits: Cost …” „… savings by using of- VDI-Berichte Nr. 2384, 2021 409 the-shelf components, secure concepts for performing …” „… classic UDS based ECUs. The last aspect is especially important, as todays and upcoming connected …”

K. Brand Shifting Left the development of Electric Vehicle Products, from System to Software S. 563-578

„… in the traditional ‘V’-cycle. This includes simulation-based embedded application development and …” „… multidiscipline standards-based, co-simulation environment allows efficient verification of the hardware software …” „… adoption. Development costs and non-recurring engineering (NRE) expenses should also be minimized through …”

B. Hellenthal, C. Grimm, J. Koch, A. Breckel, M. Tichy An Eco-System for the Development of Automotive Innovation Roadmaps S. 285-294

„… , requirements and the availability of required components from suppliers are configured in a consistent way …” „… . This includes in particular the information on the future points in time at which certain components …” „… create a basis for a quantifiable comparison based on Key Performance Indicators; for this purpose …”

A. P. Das, K. Thomas, A. Mohan, A. S. Akhil, K. P. Ganesh A Battery Digital Twin framework for Predictive Maintenance and State of Health Estimation of Electric Vehicles S. 579-592

„… , contextual information, operational data and the cloud-based deployment. To extend the lifetime of the …” „… parameters. Also, a learning-based prediction technique is proposed to estimate the health status of battery …” „… performance component of an EV is its battery. The electric battery is a merger of chemical, thermal, and …”

Titelei/Inhaltsverzeichnis

„… 197 S. Kuhn, Elektrobit Automotive GmbH, Erlangen Model-Based Systems Engineering accelerated …” „… Based Radar Simulation – An Enabler for Machine Learning in the Context of Autonomous Driving …” „… : Cloud-based utilization of operational fleet data 117 F. von Bülow, F. Heinrich, Volkswagen AG …”

F. Rundo Perceptive Advanced Car-driver Drowsiness Monitoring Neuro-Embedded System S. 317-330

„… perceptual ADAS solution is a car driver assistance system based on the perceptual-physiological monitoring …” „… distinguish drowsy driver from wakeful ones through ad-hoc pipeline based on the usage of adaptive filters …” „… ElectroEncephaloGraphy (EEG) signal and HRV correlated analysis [4]. The main drawbacks of the HRV or ECG/EEG based …”

G. Reichart, R. Asmus, B. Mattner AUTOSAR Vehicle Operating System (AVOS) – The Safe and Secure Framework for Automotive System Architectures S. 245-256

„… therefore necessary to analyze which software components are affected, whether and where proprietary …” „… OEM could be composed, developed, deployed and operated. This working hypothesis is based on publicly …” „… systems, hypervisor- or container-based virtualization, and hardware abstraction (BSP, MCAL) are …”

M. Ghivari, D. Chakraborty State of Health and State of Charge Estimation method – A Machine Learning based hybrid approach S. 605-612

„… State of Health and State of Charge Estimation method – A Machine Learning based hybrid approach …” „… a range estimator of an EV. SOH measures a battery’s ability to deliver energy based on available …” „… physics-based model for correcting the estimated states have proven to be considered accurate. Alternatively …”

Z. Hermon Active Acoustics Innovations Supported by Tuning & Prediction Tools S. 331-338

„… mobile-based Graphic User Interface (GUI) SW for the ANC, and PSB™ VDI-Berichte Nr. 2384, 2021334 features …” „… prediction through simulation, real-time vehicle data indications, and system components validation …” „… 's complete life cycle. It is an easy-to-use software that contributes to the engineering teams by shortening …”

D. Bartlett, S. Sesia, T. Yuan Liu Hybrid collaborative positioning/navigation scheme for performance enhancements and local perception improvement for automated driving S. 47-60

„… the product lifecycle. As software became more prevalent in cars, automotive software engineering …” „… followed other VDI-Berichte Nr. 2384, 2021 47 automotive engineering disciplines and started with a …” „… isolation, while abstractions like the Windows APIs and the Component Object Model (COM) provided software …”

S. Selitrennikoff, M. Ortegon-Cabrera Architecting for Secure, Safe and Agile Software Defined Vehicles – Learnings from the Personal Computer industry S. 395-408

„… the product lifecycle. As software became more prevalent in cars, automotive software engineering …” „… followed other automotive engineering disciplines and started with a sequential, step-by-step waterfall …” „… isolation, while abstractions like the Windows APIs and the Component Object Model (COM) provided software …”

doi.org/10.51202/9783181023846

Christian Redepenning - Pinch-based Methods for Absorption and Extraction Process and Solvent Screening

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Christian Redepenning

Pinch-based Methods for Absorption and Extraction Process and Solvent Screening

Series: Verfahrenstechnik

Volume 955 2018

Results in this title

Introduction S. 1-20

„… fields of chemistry or engineering or based on renewable resources. Both concepts are complex. While the …” „… candidates for two case studies with up to seven components. The novel pinch-based model for adiabatic …” „… Chapter 1 Introduction Energy efficiency is stimulating engineering research more and more. Today …”

Titelei/Inhaltsverzeichnis

„… 3 Pinch-based Methods for Absorption and Extraction Process and Solvent Screening Pinch-basierte …” „… Methoden für Absorptions- und Extraktions-Prozess- und Lösungsmittelscreening Pinch-based Methods for …” „… : 20.12.2017 Fortschritt-Berichte VDI Pinch-based Methods for Absorption and Extraction Process and …”

Software S. 137-142

„… pinch-based shortcut methods. The simple nature of pinch-based shortcut methods allows to develop tailored …” „… solution procedures to solve the pinch-based models without any a priori knowledge or the need of trial and …” „… error calculations. No simplifications are made concerning the number of components, type of mixture, or …”

Appendix S. 158-172

„… determine properties for the binary mixture based on pure component properties for the diffusion …” „… methods which are not based on pinch points in terms of accuracy. Even though the proposed shortcut model …” „… extraction columns perfectly complement with existing pinch-based methods for rectification columns and heat …”

Pinch-based shortcut method for the design of adiabatic absorption columns S. 21-58

„… processes often involving 28 2.2. Pinch-based shortcut model more than three components and mixtures with …” „… Chapter 2 Pinch-based shortcut method for the design of adiabatic absorption columns Absorption …” „… , operation at minimum solvent demand represents a favorable operating point. 21 2. Pinch-based shortcut …”

Bibliography S. 173-198

„… sorbent-based CO2 capture. Current Opinion in Chemical Engineering, 17, 78–92. Bonet, J., Plesu, V., Bonet-Ruiz …” „… Engineering, 29, 1185–1202. Franceschini, G., & Macchietto, S. (2008). Model-based design of experiments for …” „… and synthesis based on thermodynamic insights. Chemical Engineering Science, 50, 511–530 …”

doi.org/10.51202/9783186955036

VDI Wissensforum GmbH - Dritev – Drivetrain for Vehicles 2020

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VDI Wissensforum GmbH (ed.)

Dritev – Drivetrain for Vehicles 2020

Series: VDI-Berichte

Volume 2373 2020

Results in this title

A. Riegauf Transferability of economic electrification concepts in heavy goods traffic to mobile machinery

„… RWTH Aachen University Chair of Production Engineering of E-Mobility Components Production Engineering …” „… Battery Components Battery Engineering Battery Production Electric Drive Production PEM of RWTH Aachen …” „… of E-Mobility Components Prof. Dr.-Ing. Achim Kampker Powertrain: Manufacturing-oriented design …”

D. Kieninger, J. Hemsen, G. Witham The highly integrated ModulED drive module – Holistic concept design

„… Automotive Engineering (ika) of RWTH Aachen University. By means of an integrated and automated component …” „… concept from the rough layout. On vehicle level, enhanced component requirements based on the results of …” „… Kieninger, Jonas Hemsen, M.Sc., Gordon Witham, M.Sc., Institute for Automotive Engineering (ika), RWTH …”

Titelei/Inhaltsverzeichnis

„… Optimized mechanical components for hybrids and electric drives Concepts for conventional and electrified …” „… . Witham, Institute for Automotive Engineering (ika), RWTH Aachen University, Aachen f Powertrain …” „… , Tokyo, Japan Cost efficient PHEV powertrain solution based on dedicated hybrid transmission – Cost …”

H. Gürbüz, S. Ott, A. Sutschet, J. Kern Highly efficient clutch system for multispeed BEV

„… components. The project partner IPEK - Institute of Product Engineering at the Karlsruhe Institute of …” „… consisting of the three component developers Mubea Tellerfedern GmbH, Miba Frictec GmbH and Kaco GmbH …” „… & Co.KG together with the Institute of Product Engineering - IPEK. The result is a clutch system with …”

C. A. Spangler Borg Warner’s P1 and P2 hybrid drive modules – Modular kit for P1 and P2 hybrids

„… . Based on these constraints an on-axis system was developed utilizing a number of components from the …” „… . Spangler, BorgWarner Drivetrain Engineering, Ketsch Abstract P2i: A Family of Modular, Scalable …” „… components and full systems to support the needs of the various transmission manufacturers. Included in …”

V. Null A new generation of thermal fluid technology for high performance charging of electric vehicles – How new thermal fluids can enhance battery performance in EVs

„… components and to find more effective engineering solutions for the next generation of electric vehicles …” „… promising technology. Fig. 2 shows the ranking of hydrofluoroether, silicon oil and the GTL based Shell …” „… ranks medium in all five parameters. The GTL based Shell Thermal Fluid E5 TM ranks medium in …”

D. Vietze, M. Hein, K. Stahl Method for a cloud based remaining-service-life-prediction for vehicle-gearboxes based on big-data-analysis and machine learning

„… . Damage level estimation of transmission components based on a torque acquisition, TU Darmstadt …” „… Method for a cloud based Remaining-Service-Life- Prediction for Vehicle-Gearboxes based on …” „… failure of these components usually causes the whole gearbox to fail. The fatigue life analysis deals …”

B. Pohle, M. Clauß, J. R. Schwarz, E. Schwiederik, D. Lasuen Design optimization of battery systems by multiphysics simulation

„… component of EMBATT, as shown on figure 1, is the bipolar plate with the active material. The electrode …” „… model with RC- components to simulate the cell. The disadvantage of the RC models is the missing …” „… ]. The cell is divided into three regions Anode, Separator and Cathode. The simulation is based on the …”

T. Korb, M. Nussbaumer, S. Rinderknecht Generic optimization environment and knowledge-based guided evolutionary algorithms for automated transmission calibration – Method to generate a knowledge base through impact analysis of parameters a...

„… Generic optimization environment and knowledge-based guided evolutionary algorithms for automated …” „… Engineering (IMS), Technical University Darmstadt Zusammenfassung Der Aufwand hinsichtlich der …” „… information within the time-based signals and not only scalars to extract information about the functional …”

P. Ramminger, R. Jäger Evolution of the drivetrain and high voltage system in the new Corsa-e

„… Powertrain components are compared to the Ampera-e as reference. Key functions related to electrical driving …” „… driver of a BEV may achieve record ranges beyond the advertised range (WLTP based) when going constantly …” „… regarding components make or buy Corsa-e Ampera-e Battery Make assembly (e.g. from purchased modules …”

D. Schöneberger, S. Rinderknecht, D. Reitmeier, A. Mertens Development of a transmission control for an innovative high-speed powertrain using motor-related control – Simulative approach to develop an angular position controlled engagement of dog clutches in ...

„… for Mechatronic Systems in Mechanical Engineering (IMS), Technical University of Darmstadt; Dominik …” „… Fahrzeug erprobt werden. Abstract The Speed4E powertrain is based on the knowledge from the Speed2E …” „… potential of a gear change with angular position control, most components of the Speed4E powertrain were …”

doi.org/10.51202/9783181023730

VDI Wissensforum GmbH - International Conference on Gears 2023

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VDI Wissensforum GmbH (ed.)

International Conference on Gears 2023

Series: VDI-Berichte

Volume 2422 2023

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D. Meyering, C. Hussmann Smart Gearboxes for a Sustainable and Reliable Industry S. 645-658

„… components. Engineering software enables a comprehensive calculation of all design components. A lot of …” „… calculation for kinematic gearbox components is based on current norms [7], [8], [9]. During the design …” „… provide component-based condition monitoring, operation monitoring, as well as predictive maintenance …”

T. Jagiella, S. Haller, J. Lechner, T. Rung, M. Wöppermann, B. Zeeb Building a software toolchain for automated mass-customization of specific end-use gear unit parts using AM-driven design guidelines S. 1607-1616

„… process of specific end-use parts of gear units. To reach this goal, various software components were …” „… components were stitched together to form a seamless and powerful software tool, requiring no user …” „… , lightweight parts, low material usage and no additional cost or engineering hours for tailor-made parts. These …”

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

„… . Bevel gears are critical components that transfer power between intersecting rotating shafts. Based on …” „… Conference: Simulation Based Engineering, Neuendettelsau (Germany), 2017. [4] S. Shweiki, A. Rezayat, T …” „… vibrations as they house many rotating components. The gear transmission VDI-Berichte Nr. 2422, 2023 689error …”

S. Landler, M. Trübswetter, M. Otto, K. Stahl Parameter Based Definition of Eccentric Cycloid Gearings S. 1207-1228

„… Parameter Based Definition of Eccentric Cycloid Gearings S. Landler, M.Sc., M. Trübswetter, M.Sc …” „… ., Dr.-Ing. M. Otto, Prof. Dr.-Ing. K. Stahl, Gear Research Center (FZG), School of Engineering and Design …” „… study introduces a geometric description of the EC gearing, which is based on a defined set of …”

J.-H. Park, B.-S. Kim, D. Im, D.-J. Moon, J.-H. Kim, Y.-J. Park Development of Damage-based Accelerated Life Test Code for Gearbox using Genetic Algorithm S. 329-340

„… Development of Damage-based Accelerated Life Test Code for Gearbox using Genetic AlgorithmPh. D …” „… , Master-Student. Jae-Hyun Kim, Prof. Young-Jun Park, Department of Biosystems Engineering, Seoul National …” „… damage for each component constituting a gearbox was developed. Damage to the gears and bearings …”

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

„… focused on individual components, neglecting system interactions. System calculation software introduced a …” „… this fundamental change of the development process. Introduction The history of mechanical engineering …” „… , isolated software tools were used, enabling engineers to design and analyze individual components. These …”

L. Klee, T. Bergs, M. Solf, J. Brimmers Binder Jetting in Gears – Process Design and Tooth Bending Strength for Gears made of 17-4PH S. 1665-1680

„… Machine Tools and Production Engineering (WZL), Laboratory for Machine Tools and Production Engineering …” „… (WZL), Faculty for Mechanical Engineering, RWTH Aachen University, Germany Abstract Due to near …” „… different local density distribution in the component and the potential integration of secondary design …”

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

„… wolfrom-based topology, to examine the established mathematical model analytically and then to move it to the …” „… by considering the power losses of the components within the system. Introduction & Research findings …” „… the power analysis method used by a MATLAB® Simulink® model based on kinematics and the efficiency of …”

J. Gründer, A. Monz Analytical Method for Calculating the Nominal Tooth Root Stress in Worm Gear Shafts S. 1091-1110

„… material stress in worm shafts. This paper presents an analytical method based on the nominal stress …” „… method is also based on a nominal stress approach by obtaining F from the ratio of the tangential force …” „… strength of components with any geometry under both static and dynamic load by performing in depth analysis …”

H. Jia, D. Qin, G. Hu, X. Xu, W. Bai Electromechanical Coupling Modeling and Torsional Vibration Analysis of Helicopter Electric Propulsion System S. 675-688

„… integration design and miniaturization of the EPS. Based on the proposed electromechanical coupling model, the …” „… two adaptive torsional vibration suppression methods, respectively based on fast Fourier transform …” „… the above component models in Simulink, connect them as the flowchart shown in Fig. 5. The text on the …”

O. Harris, C. Poyser, R. Patel, O. Shires Developing CAE solutions for Robotics gears: Cycloidal and Strain Wave Gear Drives S. 1111-1124

„… application to gearbox engineeringThe Hertzian contact model discussed above has been incorporated in the …” „… frequently used in gearbox engineering in the automotive and wind industries. A model for Strain Wave …” „… modelling is undertaken. 2. Introduction Gearboxes are a critical component in robotics, enabling precise …”

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

„… components. An improved gear tooth design is VDI-Berichte Nr. 2422, 2023 599the primary measure to achieve …” „… step, based on the harmonic balance method (HBM) [11], is presented more recently in [12] and in [13 …” „… ]. Additionally, the housing structure is taken into account by a component mode synthesis (CMS) in the sense of …”

W. Kassem, J. Müller, M. Oehler, O. Koch Analytical tooth root stress calculation for short fiberreinforced plastic gears S. 1361-1374

„… analytical method, based on the lamination theory for fiber composites, that considers the inhomogeneous …” „… injection molding process. In addition to the locally different fiber orientation over the component, there …” „… calculation of the tooth root load capacity is based on the tooth root stress with force application at the …”

T. König, L. Cadau, L. Steidle, M. Kley, D. Cansu Güney, J. Albrecht, K. Weber A concept for comparison of new and aged lubricants in transmissions of electric vehicles and a method of oil aging on a test rig S. 1195-1206

„… load collective is presented to age oil on a test rig. Based on this, the sustainable oil can be aged …” „… sense to increase the use of electric vehicles in road traffic. Many vehicle components need to be …” „… with electrical components [4]. When an unsuitable lubricant is used, components can be damaged and …”

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

„… , almost no component will be wasted. The in-house software can perform prediction, minimization, and …” „… main components of transmission should be inspected in each process of design, manufacturing …” „… , assembly personnel/staff can combine different gearbox components to obtain a specified backlash range for …”

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

„… [6] to neutralize certain tooth frequency components. The ability to suppress specific planetary …” „… explained analytically based on symmetry arguments and independent of mathematical dynamic tooth load models …” „… model used is based on finite element method and non-linear contact implemented in ROMAX R18, this model …”

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

„… analyzing the fluid flow to ensure the lubrication of all components and increase the energy efficiency of a …” „… gear unit. The field of CFD (“Computational Fluid Dynamics”) offers a particle-based simulation method …” „… sizes and rotation speed. Analyzing the wetting of every component of the gear unit and the volumetric …”

P. E. Schnetzer, J. Pellkofer, K. Stahl Calculation method for wear of steel-bronze rolling-sliding contacts relating to worm gears S. 907-926

„… ., Sauer, B.: Wear simulation of worm gears based on an energetic approach. Engineering Research, vol. 86 …” „… ), School of Engineering and Design, Technical University of Munich, Garching, Germany Symbols A mm Running …” „… time-consuming component wear tests need to be carried out for each tribological pairing in order to calculate …”

Titelei/Inhaltsverzeichnis

„… Machine Components, University of Stuttgart, Stuttgart, Germany Load capacityCrack growth based tooth root …” „… , Mechanical Engineering Research Group UNED, Madrid, Spain Efficiency & frictionSimulation-based optimization …” „… emeritus of excellence;Y. Zhang, M. Geitner, M. Otto, Gear Research Center (FZG), TUM School ofEngineering …”

J. Zhang, B. Shaw, A. Hammer, I. Sewell Effects of Surface Engineering on the Efficiency of Involute Helical Gears – An Experimental Investigation S. 995-1016

„… efficiencies based on measured rig power loss. The effect of gear surface engineering on the efficiencies was …” „… Effects of Surface Engineering on the Efficiency of Involute Helical Gears – An Experimental …” „… Investigation Dr. Jishan Zhang, Prof. Brian Shaw, Andy Hammer, Ian Sewell, Design Unit, School of Engineering …”

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

„… Munich, TUM School of Engineering and Design, GermanyAbstract Noise emissions belong to the crucial …” „… root relieves. The principle of periodic modifications is based on the direct compensation of the …” „… new spectral compositions of noise emissions with a large number of high frequency components. But the …”

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

„… to engineering applications. The SPH method is a meshless computational approach, which is based on …” „… reduced.Classical grid based CFD codes reach their limits at these speeds and the complex kinematics of gears and …” „… bearings. Due to the demand for long simulation times of 30 seconds and more, VOF (Volume of Fluid) based …”

I. Criscuolo, F. Carneiro, G. Guimarães, R. Rego, J. Mascheroni Indirect Selective Laser Sintering: Modeling and analysis of surface densification by shot peening S. 1681-1698

„… explanation to the densification phenomena were based on a numerical approach of the shot peening process. The …” „… electrification of vehicles with lightweight mechanical components and lower noise levels [1,2]. Additive …” „… post-processing of the sintered parts, the component shows a large amount of pores [5]. The study published by [8 …”

C. Herzog, D. Drummer Influence of the injection molding process on the tooth deflection of plastic gears during operation S. 1435-1448

„… , medical engineering and electronics. [1] Advantages are for example the economic production by injection …” „… tooth deflection of plastic gearsThe research in terms of the elastic tooth bending is mainly based on …” „… E2.Walton and Shi [7] reviewed different analytical methods, all based on the lewis equation (2 …”

B. Černe, N. Vukašinović, D. Zorko In-situ experimental methods for measuring tooth meshing displacements and wear during polymer gear tests using a high-speed camera with microscopy optics S. 1563-1580

„… Mechanical Engineering, University of Ljubljana, Ljubljana, Slovenia AbstractThe present paper describes …” „… novel in-situ, high-speed camera-based methods for the evaluation of in-mesh gear tooth displacements …” „… function, based on which the wear coefficients can also be established. 1. IntroductionThermoplastic …”

L. Bonaiti, M. Brambilla, P. Chiariotti, A. Cigada, C. Gorla, G. Boni, P. Codeluppi The effect of pinion axial positioning on noise and transmission error of face hobbed and face milled bevel gears S. 839-852

„… which a component of the gearbox noise is generated. Other aspects influence the phenomena: gear quality …” „… enhanced by the deformability of the other components such as, for instance, shaft and bearings. On the …” „… manufacturing errors and deformability of the components). This aspect modifies, once again the TE, thus the …”

D. Zorko, N. Vukašinović, B. Černe The effect of gear manufacturing quality on the mechanical and thermal state of a plastic gear S. 1319-1332

„… gearDamijan Zorko, Nikola Vukašinovi , Borut erne, Faculty of Mechanical Engineering, University of Ljubljana …” „… trends that are driving towards replacement of metal components with lightweight ones. With the growing …” „… also guidelines from various engineering associations are available. The VDI 2376 [3] was published in …”

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

„… . Young-Jun Park, Department of Biosystems Engineering, Seoul National University, Seoul, Republic of Korea 1 …” „… , respectively, to represent the tooth working surface deviation with high resolution. Based on the measurement …” „… for the housing and gear blank to reflect the elasticity of the components. For the calculation of …”

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

„… , with an increase in the power density and performances. Engineering tools allowing a comparison of …” „… sustainable future. Most available models are based on empirical relations and dimensional analyses resulting …” „… interaction of the lubricant VDI-Berichte Nr. 2422, 2023 499(mixture) and the moving/rotating components [1 …”

E. Virtanen, M. Kanerva, G. Szanti Fatigue testing of large sized bevel gears S. 897-906

„… University, Faculty of Engineering and natural sciences, Materials Science and environmental engineering …” „… based on endurance tests performed on relatively small-size test gears and testing equipment, such as …” „… that are based on regular gear standards through conversion to virtual cylindrical gears. Performance …”

C. Westphal, J. Brimmers, C. Brecher Influence of Axis Misalignments in Stepped Planetary Gear Stages on the Excitation Behavior – Test Rig Development and Simulative Analysis S. 175-190

„… . Dr.-Ing. Christian Brecher, Laboratory for Machine Tools and Production Engineering WZL, Gear Department …” „… displacement behavior the transmission error and the displacements of different components can be measured. The …” „… gearboxes, particularly in the field of automotive engineering, result in rising requirements with regard to …”

A. I. Aydeniz Modelling and Analysis of the Effect of Root Modification on Load Sharing and Stress Values on Spur Gears S. 1039-1062

„… Gears A. I. Aydeniz, Istanbul Technical University, Mechanical Engineering Faculty, Istanbul, Turkey …” „… , based on this model, is used to analyze a sample mechanism. Results are represented graphically. To …” „… was developed based on classical gear modeling approaches. The program requires the following …”

A. Wallinger, R. Vonderschmidt, S. Vonderschmidt Lubricant Free Transmissions for the food industry – A Comparison S. 715-726

„… lubricants. These contaminations can originate from various components of the food processing plant. Moving …” „… components often require lubrication. One route of entry into the food can be damaged seals in the drives …” „… . For this purpose, the components must be able to withstand a wide variety of cleaning agents and be …”

U. Cihak-Bayr, T. Wopelka, C. Wintersteiger Effect of LOL conditions under high velocity and high injection temperatures S. 763-778

„… . Abstract Increasing demands on gear components such as high-pressure and high speeds are aggravated by …” „… topography, all based on 3D measurements. Experimental and simulation results showed that friction under full …” „… lower viscosity oils, lack of secondary lubrication systems, and reduction of component sizes result in …”

W. Ramdane, C. Changenet, S. S. Ouali, C. Chevrel-Fraux, P. Casanova Thermal model of a planetary gear set using an isothermal approach S. 451-466

„… used. This approach assumes that all gearbox’s components have the same temperature. A numerical model …” „… distribution of the gearbox’s components during heating and cooling phases. In addition, a thermocouple is …” „… characterize the dominance of convection over conduction Based on its value VDI-Berichte Nr. 2422, 2023458 …”

J. Lövenich, M. Zalfen, D. Mevissen, J. Brimmers, C. Brecher Crack growth based tooth root life prediction model – an influence quantity analysis S. 109-124

„… Crack growth based tooth root life prediction model – an influence quantity analysis J. Lövenich, M …” „… Tools and Production Engineering (WZL) of RWTH Aachen University, Aachen Zusammenfassung Eine der …” „… turbo gearbox applications is the high number of load cycles reached by the gearbox components …”

M. Gebhardt, A. Rhode, B. Legrady Lubrication improvement at the HS-IS spline shaft interface of a wind turbine gearbox using the smooth particle hydrodynamic method S. 519-536

„… components can be used to optimize a design, and sometimes even with very simple measures. Based on the …” „… lower than that of other components. But they are the major cause of unintended turbine downtimes …” „… . Considering the size of the components, these tests are expensive, have a long lead time and geometric …”

P. Fischmann, A. Hilligardt, V. Schulze Tooth Root Burnishing in the Kinematics of Gear Skiving S. 1829-1844

„… components. Technische Mechanik-European Journal of Engineering Mechanics, 37(2-5), 422-431. [2] Daniel, B …” „… ]. However, the method is mainly used for rotationally symmetrical components. A transfer to gears has only …” „… manufacturing of electric powertrain components with small modulus gears. The detailed calculation and …”

A. Wedmann, M. Stein, K. Kniel Large gear metrology at PTB S. 1803-1820

„… large dimensions, the components installed must therefore meet the highest stability and quality …” „… requirements. In the case of drivetrain components, for example, manufacturing tolerances are in the micrometer …” „… place several times a year, especially before calibrations, using laser-based VDI-Berichte Nr. 2422 …”

I. Hong, D. Talbot Tooth Bending Strain Rate Analysis in a Counter Shaft Drivetrain and Implications on Fatigue Strength S. 53-66

„… and Aerospace Engineering, The Ohio State University Columbus, Ohio, USA Abstract Gears are subject to …” „… strain rates can still be explored between the high-speed pinion and the final drive components. Two sets …” „… calculated to match the expected strain rates and strain amplitudes for the different components. Strain …”

P. Romio Spur Gear Teeth Reconstruction via Direct Laser Deposition S. 1641-1664

„… of Science and Innovation in Mechanical and Industrial Engineering, Porto, Portugal Zusammenfassung …” „… applications. Based on that perspective, this research aims to evaluate the DLD performance of an FZG gear …” „… to restore the component geometry, function and surface finish properties but is not expected to …”

G. Guimarães, L. Robatto, R. Rego, A. Faria, A. Borille, J. Mascheroni Surface integrity of 20MnCr5 pinion gears manufactured through laser powder bed fusion S. 1845-1858

„… components is intensified [2]. To address some of these challenges, additive manufacturing (AM) appears as …” „… surroundings, generating tensile stress on the originally heated region. TGM is a model based on heterogeneous …” „… final residual stress state cannot be overlooked [7]. As a result, to attain a satisfactory component at …”

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

„… Gorla, Politecnico di Milano, Department of Mechanical Engineering, Milano, Italy; Michael Geitner, M.Sc …” „… endurance limit based on typical scattering characteristics for case-hardened gears and the application of …” „… ISO 6336. The second one is based on the experimental curve estimation by the Maximum Likelihood …”

E. Grabovic, A. Artoni, M. Gabiccini, E. Ciulli Exploration of trade-offs between NVH and efficiency in bevel gear design S. 853-880

„… the meshing cycle. In the second part, an automatic framework based on multi-objective optimization …” „… shell theory to compute the tooth compliance and an ease-off–based VDI-Berichte Nr. 2422, 2023854 …” „… thermo-elasto-hydrodynamic lubrication (TEHL) conditions using FE-based multiphysics software. Their results were also …”

B. Devaux, C. Hamon, S. Montani Evaluation of specialty polymer performances in gear applications and the bias between modeling and testing approaches S. 1515-1532

„… calibrated according to two distinct approaches for comparison purposes. The first approach is based on tests …” „… fiber angle;- The 9 engineering constants for the elastic part;- The hardening curve;- The Hill …” „… parameters.The calibration of these material parameters is based on anisotropic stress-strain curves that have …”

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

„… represent conic sections, which are of great interest in engineering applications. This is achieved with the …” „… NURBS geometry for standard involute gears is performed automati-cally with the established engineering …” „… NUBRS bases. VDI-Berichte Nr. 2422, 2023 425 Concluding, NURBS based isogeometric analysis is a …”

K. Lübke, K. Stein Quality inspection of special geometries measured with computed tomography – Evaluation of involute cylindrical gears according to ISO 1328-1 S. 1787-1802

„… the measurement of profiles, helix lines and pitch points on the involute gear flanks. Based on the …” „… measurement with tactile styli is more challenging. As a last resort, measurements based on computed …” „… voxel-based point cloud [2,3,4]. It can be exported in a surface-based STL data format, representing the …”

I. Gonzalez-Perez, A. Fuentes-Aznar, J. Calvo-Irisarri, N. Bilbao-Handley, X. Lopez-Fuentes, A. Fernandez-Sison Evaluation of the effect of the rim thickness on the root stress cycle of helical planet gears with integrated rollers S. 553-568

„… stresses is determined for each rim thickness as a function of a module-based ratio, finding its minimum …” „… range between tensile and compressive stresses starts to increase from a based-module ratio of the rim …” „… ] investigated the effect of rim thickness on gear crack propagation life and path using a methodology based on …”

S. Chen, C. Liu, D. Qin Forward Performance-driven Design of Gear Parameters S. 211-226

„… components of the transmission system, and its performance determines the efficiency and reliability of the …” „… model is established based on the accurate gear tooth profile. Each slice is applied with load, then …” „… . Kapelevich et al. [8] analyzed the meshing mechanism of asymmetric gears in detail based on the gear meshing …”

D. Park, A. Rezayat, Y. Gwon Design optimization of multi-stage gear trains with asymmetric teeth under a broad range of torques by incorporating multibody simulations S. 383-396

„… stiffnesses induced by bending, shear and radial components as well local contact stiffness computation. To …” „… modules have been developed. First, a detailed asymmetric tooth geometry is computed based on the cutting …” „… formula [9] based on the flash temperature criterion is used, and for mesh efficiency computation, an …”

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

„… components. The gear meshing damping is known as an important determinative factor in dynamic response of the …” „… contact. Li and Kahraman [5] proposed a viscous damping formulation for a spur gear pair based on a …” „… results in lower noise emission from the housing. Based on the load excitation imposed from gears, the …”

C. M. C. G. Fernandes, J. M. A. Pinto, D. E. P. Gonçalves, A. R. Silva Reduction of root and flank temperature using a hybrid polymer-metal rack S. 1547-1562

„… in Mechanical and Industrial Engineering, Porto, Portugal Zusammenfassung Zur Verbesserung des …” „… it is given in Table 1 based on a C14 standard spur gear geometry [10]. The test samples were created …” „… based on a single gear rack tooth. This approach is advantageous given the existing limitations and …”

L.-C. Chang, Q. Y. Zhuang, S.-J. Tsai, J.-F. Hochrein, S. Landler, M. Otto, K. Stahl Comparing the contact characteristics of involute gear/ eccentric cycloidal gear calculated by various loaded tooth contact analysis models S. 397-412

„… , Department of Mechanical Engineering, Machine Design Laboratory (MDL), National Central University (NCU …” „… b,P P b,P Ptans q s β r (2) The coefficient q P is defined based on the hand of the helix, with a …” „… , seen the green dash line in Fig.3. Based on the conjugate action law, the tooth profiles of gear are a …”

A. Drechsel, J. Pellkofer, K. Stahl Transferability of the scuffing load capacity of gear oils determined on spur gears to hypoid gears S. 881-896

„… , School of Engineering and Design, Garching, Germany 1 Zusammenfassung Die Fresstragfähigkeit ist ein …” „… of bevel and hypoid gears is ISO/TS 10300-20 [7]. This method is based on research project FVA 519 [8 …” „… quantitative determination of the scuffing load carrying capacity of gear oils based on the permissible …”

S.-J. Tsai, Q.-Y. Zhuang, L.-C. Chang Design and analysis of compound stepped planetary gear drives for better transmission performances S. 537-552

„… stepped planetary gear drives (CSPG). Six design rules based on equations for the assembly of planets are …” „… thus proposed to determine suitable numbers of teeth. A total of six study cases based on design rules …” „… derived based on the geometrical relation. And the numbersof teeth of gears that meet the assembly …”

S. Sklenak, D. Mevissen, J. Brimmers, C. Brecher, B. Lenz, A. Mehner Analysis of Load Cycles and Local Wear of Dry and Solid-Lubricated Gears S. 727-740

„… Engineering (WZL), Faculty for Mechanical Engineering, RWTH Aachen University, Germany Zusammenfassung Für …” „… . Therefore, the design is based on experimental investigations that are as close as possible to the …” „… coating [15]. Studies have already analyzed in detail the use of single- and multilayer carbon-based …”

N. Blech, C. Paschold, T. Lohner, T. Tobie, K. Stahl, L. Amar Review of different calculation approaches for the mean coefficient of friction in ISO 6336 S. 191-210

„… friction are used in the respective parts. These are each based on experimental investigations that were …” „… compared and contrasted with each other. Exemplary calculations based on several example applications given …” „… future. It is based on the withdrawn ISO/TR 13989-1 [7], which was applicable not only to cylindrical …”

S. Hendricks, M. Solf, J. Brimmers, T. Bergs Investigation of the machinability of different quenched and tempered steels for the alternative process chain of planetary pinions in wind turbine gearboxes S. 1713-1730

„… Engineering (WZL), Faculty for Mechanical Engineering, RWTH Aachen University, Germany Abstract Planetary …” „… a plane-based penetration algorithm, SPARTAPRO calculates chip and process characteristics, which …” „… based on the maximum chip characteristics. Possible explanations for this wear phenomenon are explained …”

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

„… The evaluation of the dynamic response is based on the two parameters. The first one is the …” „… harmonic amplitudes of the Fast Fourier Transform of DTEOSC, that is the oscillating component of the DTE …” „… of the average ARMS of the DTE oscillating component, Figure 12, for = 1.5 and 2.5. This occurs …”

doi.org/10.51202/9783181024225

VDI Wissensforum GmbH - International Conference on Gears 2019

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International Conference on Gears 2019

Series: VDI-Berichte

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Results in this title

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 the components as well as a housing shell automatically within seconds of program runtime based …” „… Automated requirements-driven design synthesis of gearboxes with graph-based design languages …” „… . Ing. C. Salander, Institute of Machine Components (IMA); Priv.-Doz. Dr. Ing. S. Rudolph, Institute …”

Z. Zhan, H. Liu, C. Xiang, Q. Yan, H. Li, W. Wei, L. Xu Study of lateral and torsional vibration distribution of two-stage planetary gears based on vibration energy theory S. 1245-1252

„… Study of Lateral and Torsional Vibration Distribution of Two-stage Planetary Gears Based on …” „… Xu, School of Mechanical Engineering, Beijing Institute of Technology, Beijing, China …” „… mechanism for nonlinear planetary gears system, which has significant academic and engineering value. 1 …”

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 …” „… , Siemens PLM Software N.V., Belgium, KU Leuven, Department of Mechanical Engineering, Belgium Abstract …” „… Widely used in industrial applications, gears are still among the most popular components of …”

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

„… gear unit and its components across standards and industries, based on detailed terminology from …” „… components, each of which has its own strengths. In practice, one tries to take advantage of these strengths …” „… simple data exchange in transmission development under the name REXS (Reusable Engineering EXchange …”

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

„… roller and nut threads based on FE method are established. The correctness of the numerical results is …” „… rotary motion to linear motion. As shown in Fig. 1, the main components of PRSM are nut, screw and …” „… rollers, in which the key transmission components are rollers between screw and nut. Compared to the ball …”

H. Xu, D. Qin, C. Liu, Y. Yi, H. Jia Investigation of dynamic modeling and vibration transmission characteristics of helicopter main gearbox S. 449-460

„… energy, the resonance energy of each component are quantitatively evaluated based on the modal energy …” „… coupling dynamic model of the helicopter main gearbox is established based on the lumped parameter …” „… identify the resonance of the helicopter main gearbox. Finally, a method based on modal energy for …”

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

„… , Chongqing University, Chongqing, China, College of Mechanical Engineering, Chongqing University, Chongqing …” „… University, Chongqing, China; Hui Xiong School of Civil Engineering, Chongqing University, Chongqing, China …” „… kinematics analysis of double input compound power-split mechanism (DICPSM) were implemented based on the …”

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

„… systems are comprised of numerous components from different fields of engineering such as combustion …” „… Elements and Systems Engineering (MSE), RWTH Aachen University, Aachen Abstract Multi-body simulation …” „… systems under different operating conditions. Gear stages are some of the most common components of …”

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

„… describes product engineering processes with two fundamental statements [3]: First, all products are based …” „… potentials in digitalisation. Based on these potentials, the BMW Group intends to increase its …” „… technology were pre-selected as promising opportunities. This selection is based on a comparison of …”

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

„… . A model-based evaluation shows the speed and torque loads on relevant components in dependency on …” „… relations shown in (Eq. 2.7) are based on connection between the components which can be achieved by the …” „… Two-speed transmission based on energy-efficient MRF-coupling elements and power split mechanism …”

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

„… condition monitoring presents a huge interest for the important financial costs of component failure. The …” „… achievements through the different tools used for that purpose are discussed and results are based on a …” „… strictly speaking in the sense that we take actions and make decisions based on the confidence on the …”

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

„… , condition-based maintenance. Furthermore, the costs of replacing failed machine components is often prohibitive …” „… of robust, miniaturized magnetic sensors based on the magnetoresistive (MR) effect for minimally …” „… unnecessary scheduled exchange of undamaged components or avoidable machine failures (Fig. 1). Many different …”

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

„… Thermal simulation of anisotropic PEEK-based tribocomposites M.Sc. Nicholas C. Ecke, Prof …” „… Mathematics ITWM, Kaiserslautern Abstract Tribocomposites based on high performance thermoplastic …” „… to determine the temperature distributions in polymer-based tribosystems. Hybrid materials pose a …”

Titelei/Inhaltsverzeichnis

„… micropitting formed on particle-based parkerized gears 69 R. Saito, K. Matsuo, Hardware System …” „… Development Department, JATCO Ltd, Kanagawa, Japan; Y. Suzuki, Engineering Management Department, JATCO Ltd …” „… , Bolzano, Italy; C. Gorla, Politecnico di Milano, Department of Mechanical Engineering, Milano, Italy …”

M. R. Mauntz, J. Peuser Deep online oil analysis of dielectric parameters for life time enhancement of industrial gearboxes – Identification of critical operation conditions for reduction of failure rates S. 245-256

„… of the asset during operation enables specific preventive and condition-based maintenance which is …” „… machines is to exchange the oil depending on a clear schedule based on operating hours of the …” „… sensor system, components of the complex impedances X of oils, in particular the specific electrical …”

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

„… on ferromagnetic components. These methods are based on an alternating magnetization and a …” „… . Prof. h. c. Dr. h. c. Dr. h. c. Bernhard Karpuschewski, Institute for Materials Engineering, Bremen …” „… , 2019 1027 1. Introduction High loaded components used for drive train applications are mostly hard …”

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

„… Lightweight Forging Initiative III: Transmission Lightweighting Potential Based on Design and …” „… based on a transmission, propeller shaft and the rear axle. To determine lightweighting potential, the …” „… the study, components in a hybrid vehicle with a total weight of 816 kg were taken into consideration …”

N. Wan, L. Yao Efficiency modelling and analysis for a novel double-arc bevel gear nutation transmission system for pure electric vehicles S. 1253-1258

„… for Pure Electric Vehicles Nianhong Wan, Ligang Yao, School of Mechanical Engineering and …” „… difference when the inclination angle is equal to zero. Based on kinetic and gear meshing analysis, it is …” „… graph-based method for kinematic and power flow and mechanical efficiency analysis of epicyclic gear trains …”

L. Ryali, D. Talbot A gear load distribution model for planetary gear set with a flexible carrier S. 809-822

„… Engineering, The Ohio State University, Columbus, USA Abstract Effects of carrier flexibility on the …” „… sets are indispensable components in automotive transmissions, aerospace engine turbofan gearboxes …” „… sets. There have been finite element (FE) based studies, but these are computationally very expensive …”

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

„… hotspot. Based on the concept of digital twins, the digital twin of gear measuring center (DTGMC) was …” „… compensation method is usually adopted to reduce the measuring error. The main component of measurement error …” „… is the quasi-static geometric error of measuring machine. Based on the systematic analysis of the …”

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

„… Milano, Department of Mechanical Engineering, Milano, Italy Abstract Planetary gearboxes are …” „… the transmission, based on a hybrid FE-analytical formulation. The method used also allows to …” „… , for instance, wind turbines, gearboxes are known to be among the weakest components (major failures …”

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

„… , Politecnico di Milano, Department of Mechanical Engineering, Milano, Italy Abstract In the last …” „… increasing thanks to the growing demand of automatic systems. The selection of the best architecture is based …” „… solution is dynamically unbalanced, additional components or modifications are often adopted (i.e …”

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

„… automotive engineering.This procedure is intended to facilitate the transfer of research results to …” „… Karpuschewski, Leibniz Institute for Materials Engineering IWT, University of Bremen; Prof. Tjark Lierse …” „… deep rolling, however, has proven to be particularly effective on rotationally symmetrical components …”

C. Lu, J. Wang, P. Yin Evaluation method of measuring software based on virtual gear measuring center S. 1173-1180

„… Evaluation Method of Measuring Software Based on Virtual Gear Measuring Center Prof. Chunxia …” „… Engineering, Xi’an, Shaanxi, PR China Abstract The measuring software error is an important factor …” „… the evaluation algorithm, but cannot identify the defects in the software measurement process. Based …”

T. Inoue, S. Kurokawa Improving the Estimation accuracy of fishing reel sensation caused by gear vibration using tactile response delay time S. 1123-1134

„… pair on a fishing reel based on tactile sensibility, Precision Engineering, Vol. 51 2018, pp. 232-243 …” „… ratio. We attempt to improve the accuracy of the estimated value of vibration sensation based on the …” „… . In the case of a vibration sensation, the effective component is the vibration energy E of the input …”

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

„… .) under-the-hood gears and gear systems made from technical and engineering polymers have led to new, innovative …” „… viscosity transmission fluids, engineering polymers no longer deliver the required performance in this …” „… material needs to meet several key engineering requirements in the application: Mechanical strength and …”

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

„… hypoid toothing is very good. Conclusion Based on the requirements of mechanical engineering and the …” „… Abstract In many areas of mechanical engineering and the automotive industry, ever smaller and …” „… , that is free of backlash and yet smoothly running. Figure 1: a) components of the gearbox, b) built in …”

J. Lohmiller, J. Hoffmeister, J. Hermes Conventional high-strength nodular graphite iron as a substitute for austempered ductile iron (ADI) S. 877-892

„… complex components in mechanical engineering and drive technology. As a consequence of steadily …” „… patterns of differently sized planetary carriers. Fatigue specimens were prepared from the cast components …” „… load-carrying capacity can be obtained. Thus, the accurate design process of a cast component may avoid …”

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 …” „… components, e.g. additives, can play an important role in leading to WEC [22, 24, 25]. In one investigation …” „… containing over-based calcium sulfonates as rust preventers and short-chain zinc dithiophosphates as …”

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

„… simulation tools. This begins with the definition of the permissible component deviations, such as turns and …” „… position tolerances and the resulting additional loads on the individual components such as bearing and …” „… body modell, with tooth and bearing stiffness. Right: dark colored components integrated into the MBS …”

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

„… circumferential backlash between worm and worm wheel. The herein described method is based on VDI 2608, which …” „… polyglycol based oil (ISO VG 220) with practical relevance for worm gears was used for lubrication. The …” „… input (3) and output (9) of the worm gear as well as temperature for several components like bearings …”

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

„… regarding each tooth and correlation coefficient as a vertex and edge based on the graph theory. The helix …” „… is generated by regarding each tooth and the correlation coefficient as a vertex and edge based on …” „… correlation coefficient 3.1 Elimination of DC component Firstly, the DC components of the helix deviations …”

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. 1835-0

„… Online Estimate and Compensation of the Gear Machining Error Based on Electronic Gearbox …” „… Cross-coupling Controller Xiaoqing Tian, Yu Wu, Jiang Han, Lian Xia, School of Mechanical Engineering, Hefei …” „… the gear machining error based on the flexible electronic gearbox (EGB) is introduced. EGB is a …”

M. Fromberger, S. Sendlbeck, M. Rothemund, J. Gotz, M. Otto, K. Stahl Comparing data sources for condition monitoring suitability S. 257-268

„… condition-based maintenance in order to reduce the total cost of ownership. In machines with gearboxes …” „… damage as well as the operating point of the gearbox to be monitored. Based on the physical properties …” „… In our industrialized world, power transmissions form an essential component of many machines that …”

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

„… Mechanical Engineering and Automation, Fuzhou University, China Abstract The star-wheel reducer has …” „… substructure synthesis, an analytical elasto-dynamic model is established in which the effects of component …” „… . Based on the established dynamic model, a modal analysis is carried out to reveal the modal …”

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

„… modeling based on friction, plowing and shearing. Journal of Manufacturing Science and Engineering, 139 …” „… based on empirical relationships. In addition, due to the random and irregular engagement between …” „… determination of the specific energy. In this alternative method, the specific energy is calculated based on …”

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

„… engineering, mobile drive technology, mining and opencast mining are only insufficiently considered across …” „… component by searching the optimal microgeometry is the load. Often this is not constant. More realistic …” „… of flank modifications and deviations for a gear pair [7] VDI-Berichte Nr. 2355, 2019204 Based on …”

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

„… train. A system engineering based assessment was carried out, to understand the requirements of a WDTU …” „… be assessed. First stage results are based on Back2Back test run results in occurring pitting and …” „… Wireless Data Transfer Unit (WDTU) must be introduced [6], [7]. Results of early subscale component test …”

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

„… the gear body stiffness of complex geometries into the FE-based tooth contact analysis and the …” „… mesh excitation. For the calculation of free gear body geometries in the FE-based tooth contact …” „… hexahedral mesh of the teeth. The load definition comes from the FE-based tooth contact analysis and the …”

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

„… and heavy engineering [3] DIN 5480-1, 2006. Involute splines based on reference diameters - Part 1 …” „… shaft-hub joints based on the flank centering principle. This includes involute splines and serrations. It …” „… involute splines measured on a coordinate measuring machine. Based on the actual effective tooth …”

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

„… carrying capacity. Based on the results of the performed experimental investigations, a simplified method …” „… (based on ISO 10300-series) as well as a local approach for calculating the micropitting load carrying …” „… arrangement, the electrical drive unit only feeds the power losses induced by the components of the hypoid …”

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

„… Abstract Involute gears are highly stressed components in a variety of drivetrain applications …” „… gears based on a linear expansion model. For means of verification, Section 4 provides results from …” „… distribution at 25 °C. The second case deals with an inhomogeneous distribution (see Figure 1 right) based on …”

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

„… speed and last but not least low noise emissions. High power density pushes engineering towards …” „… ” E-cars are by nature on a lower NVH-level, due to the loss of masking ICE noise and other components …” „… a large global player in automotive engineering with a lot of experience in bearing quality …”

Y. Cai, L. Yao, J. Ding, S. Ouyang, J. Zhang Analysis of dynamic transmission error for nutation drive with double circular arc gears under assembly errors and different loads S. 343-354

„… , School of Mechanical Engineering and Automation, Fuzhou University, Fuzhou, China Abstract As a new …” „… of meshing transmission, a mathematical model of dynamic transmission error (DTE) based on assembly …” „… an alternative expression of the DTE. Dogan et al. [6] detected the gear crack based on DTE by using …”

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

„… . For this purpose, notches at a variety of engineering components are often smoothed out (filleted) by …” „… The strength of a component is determined by the tension in the notch root. This local stress can be …” „… examined with regard to its applicability in engineering. Prof. Claus Mattheck examined naturally …”

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

„… [17] Engineering Data CSD-2A Component Sets, catalog, Harmonic Drive AG, 2014 [18] Alpha …” „… and overall efficiency : ∗ ∗ [TV20] Separating now the total gear ratio into two components …” „… expression it can be appreciated how increasing any of the two components of the gear ratio reverts into a …”

C. Liu, W. Shi, F. Maria Cura, A. Mura Prediction of transmission accuracy lifetime of RV gearbox S. 425-436

„… Engineering, Politecnico di Torino, Torino Italy; Wankai Shi, State Key Laboratory of Mechanical …” „… Mechanical and Aerospace Engineering, Politecnico di Torino, Torino Italy Abstract A procedure to …” „… tooth profile based on ISO accuracy grade. In addition, a transmission accuracy model and a gear wear …”

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

„… loading as long as there is a tensile component of the stress. One can imagine similar behaviour …” „… experimental testing results. The developed design tool is based upon Continuum Damage Mechanics (CDM) and …” „… discussed in detail by [9,10]. Delrin® acetal homopolymer resin is a highly-crystalline engineering …”

U. Kissling, U. Stolz, A. Turich Combining gear design with manufacturing process decisions S. 1533-1544

„… ends with each other. When a gearbox design is completed, and the designs of the components are …” „… , helix angle, number of teeth, and reference profile) must be defined and optimized based on the …” „… amount; βb: Base helix angle; Lα : Involute length; b: Face width.) Based on this formula, the …”

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

„… Dr. Z. H. Wu, Prof. Y. Q. Xu, Dr. K. A. Liu, School of Mechatronical Engineering, Northwestern …” „… [6]. Based on the Herschel- Bulkley flow model, Kauzlarich et al. [10] and Yoo et al. [11 …” „… gravity force of lubricant, general form of the Reynolds equation based on the Power-law model for line …”

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

„… alternative to gear grinding and honing. 1. Introduction Modern lightweight engineering requires …” „… transmission components with high power density. To increase load capacity, gears are case-hardened and then …” „… internal gears in the automotive industry. The economical production of these components poses a challenge …”

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

„… )). Within the arrival of powerful computational methods, a “Computational fluid dynamics” (CFD) based on …” „… tooth tip. 3. Numerical approach Simulations based on the Reynolds Averaged Navier Stokes (RANS …” „… surfaces at the limits of the external computational domain. The normal velocity component at the planes …”

D. Kurten, A. Kailer Hydrogen embrittlement of oil lubricated contacts S. 681-688

„… wide range of aplications. In this article, the decomposition of hydrocarbon-based lubricants will be …” „… investigation of the hydrogen evolution in a sliding contact and on the other hand a component test with a …” „… rolling contact fatigue due to lubricant degradation and formation of white etching areas," Engineering …”

S. Detzel, Y. S. Krieger, M. F. Traeger, T. C. Lueth Design of gear surface models for 3D-printing of plastic gears S. 1401-1410

„… , limited surface accuracy and component properties usually have to be compensated by post-processing steps …” „… presented in [2]. Powder-based AM technologies such as selective laser sintering (SLS) allow a huge freedom …” „… . Acknowledgement This paper is in large parts based on the dissertation of Mattias Träger [13]. The backlash …”

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

„… , Department of Mechanical and Aerospace Engineering, The Ohio State University, Columbus, USA; Hai Xu …” „… , Global Hardware Components and Subsystems, General Motors Company, Milford, USA Abstract …” „… components of the machine shown in Figure 2 are as follows. Torque is applied by a small, 5 HP DC motor with …”

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

„… model The reducer model is based on the study of different part of the reducer. The rigid body state …” „… component. c. Dynamic model On Fig. 5, are represented the different elastic links between bodies. Fig …” „… Engineering, pp. 70-76, 2014. [2] S. J.-H. &. K. S.-M., "On the lobe profile design in a cycloid reducer …”

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