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VDI Wissensform GmbH - Drivetrain Solutions for Commercial Vehicles

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VDI Wissensform GmbH (ed.)

Drivetrain Solutions for Commercial Vehicles

Series: VDI-Berichte

Volume 2421 2023

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M. Eisele, M. Kohler Modular Electric Driveline Platform for Commercial Vehicles – Central Drives and Electric Axles Built up From Standardized and Scalable Components S. 37-46

„… cooling concept for the e-motor. Rotor and stator are both cooled with pure oil, which provides high …” „… vehicle. The whole cooling system is designed for optimal cooling and lubrication performance as well as …” „… oil circuit for lubrication and cooling. Fig. 5: Example of planetary gearset with coaxial layout …”

G. Wiche Voith Central Drive Concept for HD Trucks S. 181-190

„… long haul trucks, are considered. The high-speed electric PM-motor combines two cooling systems: the …” „… stator is covered by a water-cooling jacket and the rotor is cooled by oil. This allows a very good ratio …” „… water-cooling system, HV connection, and LV connection. The Drive Management System (DMU) is also integrated …”

B. Wunderlich Development of an heavy duty eAxle for worldwide application within Daimler Truck portfolio S. 175-180

„… sensors for fully automated op-eration e. Cooling module including electrical oil pump and filter for …” „… cooling, responsible to lubricate eMachines and transmission f. Two permanent magnet synchronous (psm …” „… ) eMachines cartridges (HVH 250 platform) featuring inner and outer oil cooling, compact design and up to 200 …”

L. Heber, M. Helmich, J. Schwab, T. Knobelspies, M. Kober, F. Rinderknecht Thermoelectric Generators for Heavy-Duty Vehicles as an Economical Waste Heat Recovery System – Holistic design and evaluation with the use of modern simulation methods S. 109-122

„… and the supply of electrical energy, the TEG relieves the challenging cooling system of PEM fuel cells …” „… the TEG. While the larger part of the heat flux 𝑄 flows into the cooling water, the other part is …” „… application of a TEG in a heavy-duty vehicle with PEM fuel cell and LH2 tank. In particular the cooling system …”

C. Authier, J. Boudin Multiple innovations to meet CO2 reduction requirements S. 77-78

„… also find additional benefits not to be overlooked: - Improvement of pressure plate cooling for a …”

B. Meurer The next level of an improved Truck-Trailer connection and interaction – Examples for Electrification and Automated Driving S. 29-36

„… cooling unit of a reefer trailer to reach the environmental targets of many cities by 2025. The second …” „… battery cooling system with further com-ponents and an adapted suspension to integrate the ZF e-Axle …”

L. Vassieux, A Diop Valeo hybrid solutions for Commercial Vehicle – 48V and HV hybrid solution S. 93-108

„… , brake compressor, engine cooling, heater catalyst, etc… And it has the capacity to turn off the ICE in …” „… phases / 4 Upin Cooling Water cooling Length 77mm Stator external diameter Ø 161mm Weight 21.7 kg Power …”

I. Gonzalez, C. Reisinger Electrifying trucks and commercial vehicles without compromise S. 59-66

„… inverter reduces wiring and cooling lines, simplifies functional integration and improves efficiency. The …”

F. Bayer, D. Mühlgrabner AVL Fuel Cell Demo Truck – System Integration and electrical Development S. 1-12

„… the cooling concept which got significant updates and attention. Additionally concepts were detailed …”

T. Jonsson, S. Balaji, G. Sivaraman, V. Ravindran, J. Engström Effects of PWM on losses and comparison of calculation approaches S. 47-58

„… losses and magnet losses in the electric machine, affecting the overall efficiency sweet spot and cooling …”

A. Arnberger, H. Wancura, M. Wieser, H. Zhou, W. Gruber, J. Pell, C. Schörghuber Hybrid powertrain with hydrogen-engine – Technical solutions for future commercial vehicle powertrains S. 79-92

„… architecture  Carry-Over Vehicle: vehicle architecture (cooling system) is a carry-over from Diesel engine …”

M. Trahand Drivetrain architectures and vehicle integration: The evolution and advantages of in-wheel propulsion for heavy-duty commercial vehicles S. 123-134

„… complexity to managing a system in this tight and limited space. Motors, gears, wiring, cooling, and controls …”

H. Heimes, A. Kampker, M. Kehrer, S. Hagedorn, P. Euchner Packaging concepts for fuel cell commercial vehicles – From practical to application-oriented designs S. 13-28

„… vehicle. The back of the cab is used for storing radiators, the cooling unit and all necessary control …”

A. Rozum, R. Uerlich, G. Witham, L. Eckstein Modular powertrains for heavy-duty electric vehicles – From concept to prototype S. 191-0

„… of Cooling Concepts of Synchronous Machines for Traction Applications. In SAE Technical Paper Series …”

doi.org/10.51202/9783181024218

VDI Wissensforum GmbH - SIMVEC – Simulation und Erprobung in der Fahrzeugentwicklung

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VDI Wissensforum GmbH (ed.)

SIMVEC – Simulation und Erprobung in der Fahrzeugentwicklung

Series: VDI-Berichte

Volume 2333 2018

Results in this title

L. Berger Schnelle Auslegungsmethode fur Ol-Spruhkuhlungen von E-Maschinen S. 795-800

„… Cooling Systems of E-Maschines Dipl.-Ing. Ludwig Berger, CFD Schuck Ingenieurgesellschaft mbH …” „… different types of liquid cooling. Spray cooling systems, in which cooling oil is sprayed onto hot surfaces …” „… methodology is presented which allows for the computer-based design and optimization of spray cooling systems …”

I. Vogeler, R. Untermaierhofer, R. Petz, T. Schütz Different methods for road load determination in comparison – Wind tunnel, Wind tunnel method according to WLTP and Coastdown method S. 469-486

„… of the BMW Group with the cooling fan (a) in front of the vehicle, which stands on four wheel …” „… reason for this difference is due to the different cooling air streams and the different belt systems of …” „… the two test benches. At the flat belt dynamometer there is only a small cooling fan with an area of …”

S. Luthardt, L. Fredriksson, V. Leconte, Patrick Lombard, A. Dyer E-Motor Design using Multi-Physics Optimization S. 359-380

„… Thermal Responses Flux 2D is used for a thermal test load case. The cooling is done through a water …” „… capture accurately and this helps to improve the accuracy for the cooling system design as well. In this …”

D. Dorribo Development of mechanism-based models for resistance spot weld failure simulation of multi-material advanced high strength steel sheets S. 585-606

„… the same microstructure due to the rapid cooling rates. In between, different hardness grades can be …” „… austenization and rapid cooling rates during the welding process. In between the HHAZ and the BM, the hardness …”

J. Kalmus, P. Ebeling, W. Tegethoff Automatisierte Erzeugung von neuronalen Netzen aus Co-Simulationen physikalisch motivierter Modelle S. 685-698

„… using the example systems refrigerant and cooling circuit and the simulation results are compared 1 …”

J. Wimmer, P. Stopp Einbindung eines pradiktiven Elektro-Chemischen Batteriemodells in ein virtuelles E-Fahrzeug S. 399-414

„… /j.jpowsour.2015.07.019. 10. GT-SUITE Cooling Systems and Thermal Management Application Manual, Version …”

doi.org/10.51202/9783181023334

Bernhard Geringer, Hans-Peter Lenz - 41. Internationales Wiener Motorensymposium 22.-24. April 2020

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Bernhard Geringer (ed.), Hans-Peter Lenz (ed.)

41. Internationales Wiener Motorensymposium 22.-24. April 2020

Series: Verkehrstechnik/Fahrzeugtechnik

Volume 813 2020

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D. Song, W. Happenhofer, Z. Yuan, Y. Cui, Z. Zhang, D. Wang 1,5 T - Modulare Motorplattform mit hoher Effizienz/1.5T High Thermal Efficiency Modular Engine Platform

„… integrated exhaust manifold, split cooling, variable displacement oil pump. Maximum power is 120kw and …” „… cooling Fig.21 Sodium-filled exhaust valve 2.6 Split cooling The new generation engine also adopts the …” „… separate cylinder head engine block cooling, and the dual thermostat for separate control, as shown in Fig …”

K. Hwang, C. Yu, B. Min, Y. Kim, D. Lee, K. Ha, D. Chae, J. Yi Der neue Smartstream 1.0L DI-Turbo Ottomotor von Hyundai-Kia/The New Hyundai-Kia's Smartstream 1.0L Turbo GDi Engine

„… coolant flow to each component for cooling and by adjusting the engine temperature according to engine …” „… . First, the core technologies of CVVD, LP-EGR, ITM and basic cooling system structure play a major role …” „… 2.3.1. Development of Cross-flow Cooling System In the current engine, coolant flow for engine cooling …”

O. Bitsche Porsche Taycan, 800V Technologie fur hochperformantes Laden und Fahren /Porsche Taycan, 800V Technology Enabling High Performance Charging and Driving

„… higher copper-fill factor and better cooling at the same time. The optimized water cooling enables …” „… ratio is 8,05. A passive cooling system uses the electric motor as heat sink. Figure 4: Front …” „… ensure more legroom. The battery cells and the cooling system have been optimized to support high …”

R. Golisano, V. Rampino, A. Vassallo, N. P. Sacco, L. Magro, G. D'Aurizio, S. Trimboli, A. G. Marino, V. Biasin, I. Zallio, R. Vernassa, J. Wartha, D. Kaminski Der neue General Motors 1.5 Liter Diesel 3-Zylinder-Motor/The New General Motors 1.5 Liter Diesel 3-Cylinder Engine

„… Timing Drive Chain + Wet Belt for oil pump & balancer shaft Cooling Active Thermal Management: mechanical …” „… ) Charge Cooling Low-temperature indirect charge air cooler Aftertreatment CC-DOC+SCRoF & UF-pSCR+AOC …” „… the impact on engine friction, exhaust manifold cooling and eventually engine costs. Concerning the …”

H. Kitadani, R. Kaneda, S. Mizoguchi, Y. Shinohara, J. Takeuchi Der neue 1.5 Liter Benzinmotor aus der TNGA (Toyota New Global Architecture) Reihe /The New 1.5 L Gasoline Engine from the TNGA (Toyota New Global Architecture) Series

„… achieved 41 %. For this 1.5 L engine, a 3-cylinder layout was necessary to maintain cooling loss reduction …” „… Motorensymposium 2020 - 83 - - 14 - Figure 17: 0W-8 oil viscosity 3.1.3 Cooling system The engine cooling system …” „… of 135 W, based on the 17 % reduced cooling system pressure loss. It contributes with 0.1 % fuel …”

T. Hamatani, T. Uehara, K. Akimoto, T. Hayashi, H. Kitadani, T. Aoki, K. Yamanaka, Y. Nishikawa, T. Okochi, M. Kanehara Neuentwicklung des Hybridsystems für die Kompaktklasse/New Development of Hybrid System for Compact Car

„… cooling technology(rotor core cooling structure) could reduce magnet temperature compared to the current …” „… enhanced by increased cooling performance from the current generation, motor output power is increased by …” „… compactification and maintain cabin space and luggage space against internal combustion vehicle. Cooling flow is …”

M. Liebl, S. Gaigg, T. Haidwagner, F. Pohn, A. Sonnleitner Miba FLEXcoolerR - Die innovative Batterie Thermomanagement Technologie /Miba FLEXcoolerR - Innovative Thermal Management Technology for Batteries

„… ähnlich von Hales et al, (Hales et al, The cell cooling coefficient. Journal of The Electrochemical …” „… . 2 Hales et al., Surface Cooling Causes Accelerated Degradation Compared to Tab Cooling for …”

M. Alt, F. Gouzonnat, P. Ramminger, R. Matthe, L. K. Cloos Die Multi-Energy Platform des Opel Corsa: rein elektrisch, Benzinoder Dieselantrieb /The Multi Energy Platform of the Opel Corsa: Pure Electric, Gasoline or Diesel Propulsion

„… internal connections. Also the electric AC compressor and electric cooling pumps are part of this …” „… water cooling system. The motor comes preassembled with the inverter power electronic on top including …” „… electrical drive motor of the Corsa-e shares a water-cooling circuit with the power electronic components …”

Z. J. Sroka, Z. Sadlak Einhaltung der CO2-Emissionsnormen als Herausforderung für eine thermische Aktivierung der Verbrennungskammern in Verbrennungsmotoren /CO2 Emission Standards as a Challenge for the Thermal Activation ...

„… external cooling. The paper presents the results of preliminary theoretical work carried out at the …” „… source (environment), C - cooler (external cooling), 1 - thermal buffers maintaining portions of …” „… a useful efficiency of approx. 33%. The cooling system, transferring excess heat, absorbs 150 J …”

S. Kweon, J. J. Park, S. H. Kim Der wasserstoffbetriebene Bus und LKW von Hyundai Motor Company/The Hydrogen-Powered Bus and Truck from Hyundai Motor Company

„… the fueling stations as there is no cooling facilities needed compared to a 700 bar system for the …”

H. Sandquist, P. Frejinger, S. Klacar, I. Scholten, S. Li System Engineering Methodik angewandt für Hybrid-Antriebssystementwicklung /Systems Engineering Methodology Applied for Hybrid Propulsion System Development

„… (Computer Aided Engineering) work: packaging and crash, stress analysis, combustion system, and cooling …”

doi.org/10.51202/9783186813121

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

Pinch-based solvent screening for absorption and extraction processes S. 90-136

„… minimum external heating and cooling utility. A comprehensive review of different design procedures for …” „… minimum heating and cooling requirements can be determined directly. To avoid (infinitely) large …” „… ) which shows the minimum heating and cooling requirements as a function of the temperature level. The …”

Titelei/Inhaltsverzeichnis

„… factor C total number of components CC cooling costs e eigenvector h enthalpy HC heating costs K phase …”

doi.org/10.51202/9783186955036

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

Results in this title

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

„… numerical and experimental data during cooling.Similarly, during the heating phase only, a good correlation …” „… distribution of the gearbox’s components during heating and cooling phases. In addition, a thermocouple is …” „… transient thermal behavior during heating and cooling phase between the coldest fixed part and the warmer …”

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

„… , creating a melt pool that solidifies into the desired part upon cooling [3]. The concentrated heat, along …” „… with the rapid cooling and heterogeneous heat transfer along the print bed, creates complex thermal …” „… undergo transformation. Depending on the cooling rate, different phases can be formed, with its …”

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

„… on the transmission and the related cooling and lubrication system. In addition, cost pressure is …” „… purpose of these simulations, in addition to ensuring adequate cooling and lubrication, is to determine …” „… cooling process. In this way, the lubrication concept can be evaluated, and estimates can be made for 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

„… , including modifying tooth geometry and adding cooling holes. The current study aims to assess the potential …” „… those methods consisted of modifying the tooth geometry, drilling cooling holes or even a hybrid polymer …” „… goes off, and the cooling period starts for 55 minutes, the time it takes for the surface temperature …”

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

„… properties of injection molded parts are highly influenced by the process design. Faster cooling of the melt …” „… and 100 °C Injection/ Packing/ Cooling/ Cycle time 1.5 s/ 6 s/ 20 s/ 35 s Packing pressure 700 bars In …” „… %, due to slower cooling of the melt in the cavity. Fig. 4: Crystallinity of the gears produced at 60 °C …”

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

„… or with constant oil flow and oil cooling and heating. In the present study, the tests are carried …” „… out with an oil circulation system with an oil heating and cooling device. 3.2. Test Conditions / Test …”

J. Lohmiller, F. Dobler, M. Wöppermann Investigating different nodular graphite irons for the application of gears – a step towards standardization by using reasonable quality criteria S. 1731-1748

„… increasing carrier size, the structure becomes slightly coarser because of slower local cooling conditions …” „… . This occurs when the local cooling behavior between austenitizing and isothermal aging is too slow and …” „… cooling conditions). Nevertheless, the graphite density seems to be one of the most significant parameters …”

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

„… mechanical contact properties. Due to the lack of a cooling circuit compared to liquid lubricants, the …” „… of the solid lubricant coating. Due to the lack of a cooling circuit, as is the case with liquid …”

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

„… , but also by its high thermal rating using additional cooling options. Planetary gear units usually …” „… can additionally reduce the no-load losses in operation, save cooling options and less power …”

K. Suzuki, K. Sakai, K. Sakai, T. Hara Considerations on Lubrication of High-Speed Rotating Gear (First Report) S. 741-752

„… the lubrication and cooling performance requirements of the gear tooth flanks. Moreover, it is …”

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

„… painted motors with cooling fins. Stainless steel motors in hygienic design are easy to clean, as the …”

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

„… gears suffer intrinsically from non-uniform cooling conditions either due to geometry and/or mold design …”

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

„… deformation by anchoring the geometry to the build plate and cooling thin features by acting as a heat sink …”

N. Fujimura Application-oriented research on internal generating polishing S. 1863-1876

„… special internal cooling system minimizes spindle heat distortion and allows the process to meet the high …”

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

„… usually made by injection molding. Shrinkage and warpage during cooling of the material must be considered …”

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

„… planetary gear set, air cooling fan and electric units. The experimental system is loaded using a load motor …”

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

„… are of particular interest. For some applications (e.g. cooling tower drives) the frequency of …”

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

„… workpiece revolution under compressed air cooling. The tooth flanks were manufactured with a symmetrical …”

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

„… , 1978,100(3):353. [14] Townsend D P. Lubrication and cooling for high speed gears[R].1985. [15] SKF General …”

doi.org/10.51202/9783181024225

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