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VDI Wissensforum GmbH - International Conference on Gears 2022

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VDI Wissensforum GmbH (ed.)

International Conference on Gears 2022

Series: VDI-Berichte

Volume 2389 2022

Results in this title

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

„… Application of Genetic Algorithms for parameters identification in a developing smart gear system …” „… . The experimental return loss data is measured by a network analyzer from a practical smart gear system …” „… . Consequently, the desired parameters of the practical smart gear system are the final selected values by GA to …”

Titelei/Inhaltsverzeichnis S. I-XXVIII

„… for parameters identification in a developing smart gear system …” „… Costs – Coherent R&D for gears, system and manufacturing 103A. Hessler, B. Neubauer, Business …” „… monitoring/smart gearsEnhanced damage classification on transmissions by generating synthetic data with Generative …”

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

„… sensor data. Independent of the maturity level of the system under consideration, mechatronic, smart and …” „… involute gear trains is based on an order analysis of the system vibrations and an associated method is to …” „… Availability-oriented Product-Service Systems. Proc. of Smart Systems Integration Conference. Dresden 2018 [6] Slatter …”

M. Weigand Smart and intelligent chip detectors using machine learning to monitor wear particles and dangerous degradation of critical powertrain components S. 995-998

„… Smart and intelligent chip detectors using machine learning to monitor wear particles and dangerous …” „… . But only the knowledge of the presence of wear particles in the lubrication system is no sufficient …” „… indication for a potential gear box failure. Therefore, more information about the wear particles is …”

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

„… gear calculation and RIKOR [15] for load and deformation analysis of the entire gear system (consisting …” „… case of multiple, arbitrarily arranged stages of a gear system, the complexity increases rapidly due to …” „… integration of CAD/CAM systems into the design and optimization process of single-stage high-speed gear units …”

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

„… ) - Together with TU Munich and Zoerkler Gears TU Wien develops a rotor system with variable speed …” „… ) - started at the institute, thus adding competence and expertise on aircraft system level. It is one task of …” „… projects of the research unit: - Together with Zoerkler Gears in Austria TU Wien developed the complete …”

K. Stahl Foreword S. 1-2

„… contributions. With smart gear systems and condition monitoring approaches pioneering technologies are subject …” „… Foreword Gears bear great responsibility in present times, where the conditions for mechanical …” „… and mobility. Gear engineers must find answers to these research questions and provide solutions …”

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

„… analysis of planetary gear systems considering backlash and manufacturing deviations – 3D ap-proach …” „… FE Tooth Contact Analysis of Crossed Helical Gear Drives Considering Misalignments and Deviations …” „… , Greece Abstract Crossed helical gear drives are easy to produce, they offer power transmission in …”

doi.org/10.51202/9783181023891

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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T. Inoue, D. Iba, N. Fujita, A. Nishikawa, M. Ishii, J. Hu, H. Shimasaki, N. Miura, A. Masuda, I. Moriwaki, J. Hongu Effect of Load Cycles on Return Loss and Resistance of Sensor and Antenna Circuits Printed on Plastic Gears S. 659-674

„… . Dr.-Ing. Junichi Hongu, Tottori University, Tottori, Japan Abstract A system consisting of a smart gear …” „… require a power source on the gear.We, therefore, began developing a smart gear system in which sensors …” „… smart gear system by conductive-ink print (impedance variation of a gear sensor with loads and data …”

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

„… information on the actual gear unit loads during operation. The smart gearboxes monitor the gearbox loads on …” „… unit is another important point. With the new measurement systems, the actual thermal loads on the gear …” „… Smart Gearboxes for a Sustainable and Reliable IndustryDennis Meyering, Carsten Hussmann, Flender …”

Titelei/Inhaltsverzeichnis S. I-XXVIII

„… Smart gearsHelicopter Drive System Safety Dissertation 633S. Sartori, L. Alari, N. Motta, D. Podda …” „… | 15:31:04 | 148 mm x 210 mm Planetary gears: Load distributionParametric system simulation of load sharing …” „… DRIVESYSTEMS GroupInternational Conference on Gears 20235th International Conference on High Performance …”

L. Binanzer, L. Merkle, M. Dazer, A. Nicola Pitting Detection for Prognostics and Health Management in Gearbox Applications S. 97-108

„… early stage. 3. Methods For a systematic evaluation of different damage stages, test gears with …” „… evaluation of gear damages at different stages to use the CMS sensor data for Prognostics and Health …” „… designed as electrical load unit consisting of two electric motors. The tooth flanks of the test gears are …”

doi.org/10.51202/9783181024225

VDI-Wissensforum GmbH - DRITEV – Drivetrain for Vehicles 2021

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VDI-Wissensforum GmbH (ed.)

DRITEV – Drivetrain for Vehicles 2021

Series: VDI-Berichte

Volume 2381 2021

Results in this title

C. Schmidt, H. Dhejne, J. Karlsson High Efficient 2 speed e-Axle – Highly efficient and shiftable under load S. 145-158

„… park lock as feature of the shift system (“Smart park lock”) to reduce cost and weight. No separate …” „… “smart park lock function” can reduce package, complexity, weight and cost for a separate system as the …” „… e-motor as an example. By using a smart and sophisticated power flow architecture, we can guarantee a …”

G. Gao, D. Schöneberger, S. Rinderknecht Development of an innovative and modular test bench to analyse gear shifts in electrified powertrains S. 415-436

„… system with a smart actuator [2] and dog clutch is presented in different scenarios and discussed on the …” „… simplified structure (top) Fig. 6 shows the gear shift system mounted on the InnoShift. Instead of using …” „… . VDI-Berichte Nr. 2381, 2021 425 Fig. 6: Gear shift system on InnoShift As discussed in the previous …”

P. Barve Gear Design Challenges of 2-speed-AMT High Torque E-Drives S. 499-516

„… free-running gears and the patented dog clutch system. The gearbox has a top sump and uses forced lubrication …” „… influence of system deflections and gear contact is considered. Initially, a high helix final drive gear …” „… field and relies on 40-year expertise in: - gear sets design (Software programs for sub-systems …”

Z. Caba, M. Zafer, C. Harman, G. Hellenbroich, Ö. Eyigöz Multi-speed e-axle for electrified heavy commercial vehicles S. 609-620

„… an electro-mechanical, shift-drum-based actuation system and an active lubrication system with an …” „… are: 10% energy saving by hybridisation of the truck with smart control algorithms Using HVO …” „… ratings o Total gear ratio flexibility Simplicity: o No synchornizers – dog-clutch usage o Shifting …”

G. Herbillon Performances Validation of an electrically-commanded dog clutch system for multi-speed and disconnectable eDrives S. 255-274

„… . - “Self-locking”, as a gear is kept engaged without supplying the actuator. - Fig 5: Dog clutch system …” „… 40-year expertise in: - gear sets design (Software programs for sub-systems durability, NVH …” „… P erformances V alidation of an electrically- commanded dog clutch system for multi- speed and …”

D. Morgenweck, M. Großmann, W. Fakler, M. Lamke, F. Bitzer ZF E-Mobility Software Functions for Commercial Vehicles S. 703-718

„… Two-stage spur gear set, i = 5,9 Two-stage ratio i = 22,7 Cooling / lubrication system Stator: water …” „… precise and smooth gear shifting without the need of a pneumatic or hydraulic system supply. The …” „… components was a key point in different E-Mobility systems. ZF, as a driveline specialist , views the gear …”

E. Schneider, C. Danzer, E. Schreiterer Modular and highly functional Hybrid Platform for subcompact cars up to full-size SUV S. 191-206

„… system configurations and is connected to the hollow input shaft with the second and fourth gear on it …” „… intermediate shaft. Definition of the Gear Actuation System For the gear actuation in the 4-speed DCT, an …” „… transmission system. VDI-Berichte Nr. 2381, 2021 201 Fig. 7: Gear Actuation Definition with IAV Actuation …”

N. Scharlach Possibilities of a modern Powertrainmanagement S. 719-XIX

„… side electrified propulsion system needs to be integrated in a given vehicles architecture, but also …” „… : - Driven by the CO2 legislation, what is the futures propulsion system? o Hydrogen ICE o Fuel Cell o BEV …” „… . All additional component are intelligent subsystem and/or smart actuators. § Network / Interfaces …”

H. Wittig, J. Engasser, A. Glavinic AEROFLEX – Distributed Hybrid Drivetrain for Long Haul Freight Vehicles S. 593-608

„… Torque Management System (GETMS), the Smart Power Dolly (SPD), which has a steerable front axle and an …” „… during manual operation mode. Fig. 3: System architecture of the Smart Power Dolly for manual …” „… transport system, it is paramount to increase the efficiency of freight transport. The AEROFLEX project …”

J. Nowack, G. Hellenbroich, A. Ghosh, V. Shapovalov, R. Fleuren Park by Wire System for current Electric Drive Units S. 291-302

„… elements of the vehicle and the Park lock system. The key elements are described below: Gear Lever …” „… and diagnostic concept for park-by-wire park lock systems, exemplarily for this system, will be …” „… Park by Wire System for current Electric Drive Units Dr.-Ing. Jan Nowack, Dr.-Ing. Gereon …”

J. Shutty, A. Moser, D. Gajowski Analysis of propulsion system architectures across vehicle segments and markets S. 23-34

„… controller. While this sharing allows the controller to be a little smarter about the system that it is …” „… of interactions between major sub-systems Evolution of the propulsion system from internal …” „… Analysis of propulsion system architectures across vehicle segments and markets John Shutty …”

F. Langhammer, A. Kappes, A. Viehmann, S. Rinderknecht Novel “Two-Drive-Transmission for Long-Range” Powertrain: Ecology and Efficiency meet Driving Comfort S. 207-228

„… Range (TDT4LR)" powertrain concept. The focus of this paper is on the TDT4LR with four gears for …” „… , respectively. A remarkable feature of the TDT4LR for transverse applications is, that only two gear stages are …” „… between both STMs, e.g. STM1 carrying the odd gears and STM2 carrying the even gears. In doing so, the …”

M. Giannantonio, S. Henzler, S. Rinderknecht Advanced Design of Dedicated Hybrid Drivetrains S. 77-100

„… planetary gear sets, gear pair sets and shifting elements. The key element of this approach is the …” „… power sources containing planetary gear sets, gear pair sets and clutches (in this paper subsequently …” „… referred to as “ mixed structures” ). Based on a given layout stick diagram including the gear ratios, a …”

S. Idler, C. Bünder Scaling the functionality of a DCT-based DHD to segmentspecific requirements – The new high torque DHD Plus S. 241-254

„… clutch transmission (DCT) building set. It has five mechanical gears with up to 400 Nm internal …” „… electric machine (EM) replaces the launch gear and optionally the reverse gear. For highest possible …” „… ) either as a front driven solution or in combination with an electric drive system (eDS) on the rear axle …”

doi.org/10.51202/9783181023815

VDI Wissensforum GmbH - International Conference on Gears 2019

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VDI Wissensforum GmbH (ed.)

International Conference on Gears 2019

Series: VDI-Berichte

Volume 2355 2019

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

„… possible stationary gear ratios and helps to determine significant design decisions. Finally, a coherent …” „… multiple disc clutches are investigated. Therein, several losses like bearing, sealing or gear losses have …” „… the connection of the applied components of the developed transmission. Two planetary gears and two …”

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

„… nondestructive testing. Proc. of Smart Systems Integration Conference, Copenhagen, March 2015 [3] Slatter, R …” „… .: Robust Magnetic Sensors for Availability-oriented Product-Service Systems. Proc. of Smart Systems …” „… recognized by precisely measuring shaft rotational speed, motor current or by directly scanning gear wheels …”

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

„… of the gear with an Auto-ID system is a product development process in the context of “Design for …” „… of the gear with an Auto-ID system is a product development process in the context of “Design for …” „… , geometry and production system. At first, the reference product – the recently manufactured gear – is …”

A. Mihailidis, A. Psarros FEM analysis of the load distribution over the face width of helical gear pairs considering deviations, misalignments and deformations S. 193-202

„… FEM analysis of the load distribution over the face width of helical gear pairs considering …” „… According to ISO 6336, the load distribution over the face width of spur gears is calculated following a …” „… manufacturing deviations are orders of magnitude smaller than the overall gear dimensions. Second, there are …”

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

„… important. These new, smart systems include gear design, process simulation, manufacturing and metrology …” „… Combining gear design with manufacturing process decisions Dr. Ing. U. Kissling, KISSsoft AG …” „… Corporation, München Abstract Gear manufacturing processes are continuously improved, pushed by the …”

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

„… Cold forging of gear components by a modified Samanta process André Weiß, Tashin Deliktas …” „… the Guided Material Flow – Samanta (GMF - Samanta) process enables efficient cold forging of gears …” „… have become very important in the industrial production of gear components. Main reason for this can …”

doi.org/10.51202/9783181023556

VDI Wissensforum GmbH - Dritev – Drivetrain For Vehicles 2019

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VDI Wissensforum GmbH (ed.)

Dritev – Drivetrain For Vehicles 2019

Series: VDI-Berichte

Volume 2354 2019

Results in this title

O. Simon, W. Heubner Triple wet clutch module and actuation system, shift cylinders and park lock for modern hybrid transmissions – Architecture and technical description of a triple wet clutch unit and the related active... S. I-471-I-482

„… functions as park lock and gear shift cylinders. The actuation system is a Valeo innovation which considers …” „… triple clutch unit and the gear. Depending on packaging possibilities, a possible smart arrangement is …” „… robust design of the gear set associated with a new misalignment compensation system has been described …”

S. Demmerer Efficiency of electric axle drive systems – Potential of multi-speed-drives S. I-279-I-286

„… gain can be achieved in the overall system design with the involvement of the electric motor and the …” „… socket at the car (see picture 1). Fig. 1: Vehicle driveline and system limits. Red marked is the …” „… system in focus for two speed e-drives. VDI-Berichte Nr. 2354, 2019280 The official values for …”

A. Kinigadner, T. Biermann Schaeffler eAxle family – future solutions for the electric drivetrain S. I-567-II-VIII

„… system-oriented approach. Future system concepts have a high degree of mechanical, electrical, and electronic …” „… power density Innovative 4-wheel-drive systems New ways to achieve NVH reduction Multi-gear …” „… system costs can only be achieved through the interaction of the electric machine, power electronics …”

T. Pullen Integrated eDrive system for various performance classes S. I-287-I-294

„… developed the compact fully integrated electric drive system in a smart and optimized design concept by …” „… breaking down the scope and clustering the systems into a single modular High-Performer system that can be …” „… Abstract The compact fully integrated electric drive system combines an excellent power to weight …”

A. Viehmann, J.-E. Schleiffer, S. Rinderknecht Evaluation of the dedicated range-extender transmission powertrain concept DE-REX regarding efficiency, costs and complexity – Comparative assessment of electric and hybrid powertrain configurations b... S. I-21-I-48

„… assessment. The costs of a fixedspeed transmission BEV72 (no clutches, no shifting system and only two gear …” „… concepts with regard to their total powertrain system costs is carried out. A cost reduction potential of …” „… process, the gear ratio of the fixed-speed transmission has to be chosen according to the design …”

A. Moser, F. Brezger Efficiency improvements in transmissions using new latching technologies in clutch & hydraulic actuation systems S. I-427-I-446

„… slip controlled state or the next gear shift can be initiated. In an unlikely failure of the system …” „… provide different ratios with a smart nesting of planetary gear sets. The clutches enable a convenient …” „… with a direct connected gear pump for whole system shows Fig. 11. Here the pressure of disconnect …”

S. Foulard, S. Rinderknecht, F. Braun, P. Jardin ecoLIFE3: An approach for a resource-efficient dimensioning of vehicle components based on a holistic optimization with real life load data –paradigm shift in transmission engineering based on big dat... S. I-213-I-226

„… computed from existing vehicle data in the so-called load monitoring system through the use of virtual …” „… paper, the focus is set on the ecoLIFE3 procedure and the load monitoring system is only briefly …” „… described for comprehension purpose. More information about the load monitoring system can be found in [2 …”

P. Janssen, R. Keizer, T. Rosen Optimization of multi-motor electric drive systems – What is the optimum combination in terms of efficiency and cost? S. I-255-I-264

„… system. It was assumed that all systems are equipped with DC/AC inverters using 650 V IGBT …” „… using a smart combination of e-motor types, for example an ASM on the rear axle and a EESM or PMSM on …” „… and different e-motor technologies were analysed for a target vehicle application with a system power …”

doi.org/10.51202/9783181023549

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