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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

„… factors. A decisive aspect will be the further development of the fuel cell - as well as aspects of total …” „… 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 …”

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 …”

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

„… maximize battery range and reduce cost. Packaging is an aspect with almost opposite requirements for …” „… inverter reduces wiring and cooling lines, simplifies functional integration and improves efficiency. The …”

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 …” „… following paper will consider these aspects and present a case study where a hybrid system gets dimensioned …”

doi.org/10.51202/9783181024218

VDI Wissensforum GmbH - Commercial Vehicles 2021

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VDI Wissensforum GmbH (ed.)

Commercial Vehicles 2021

Series: VDI-Berichte

Volume 2380 2021

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D. Morgenweck, M. Großmann, W. Fakler, M. Lamke, F. Bitzer ZF E-Mobility products and software for commercial vehicles S. 1-16

„… developing energy saving strategies that are tailored to the degree of electrification. They cover aspects …” „… . Integrated in the series software ZF provides a portfolio which covers all important aspects of E-Mobility …” „… battery, and a cooling system attached to a trailer. There are several fields of VDI-Berichte Nr. 2380 …”

J. Pell, I. Müller, W. Gruber, A. Schilk E/E architecture and operating strategy for fuel-cell trucks – Challenges and solutions for energy- and cost-efficient operation S. 117-134

„… specification of the components and has to fulfil functional safety aspects and legal regulations for the …” „… the selection of auxiliary components different aspects have to be considered. Beside the …” „… the different cooling circuits for the e-axle, fuel cell system and brake resistor. In a first step …”

H. Ulmer, M. Rothschuh, F. Brinkmann, R. Wascheck, T. Delebinski eDrive & Fuel Cell powertrain systems engineering for commercial vehicles S. 55-72

„… , safety relevant aspects ranging from High-Voltage (HV) safety, to emergency shut-offs of the hydrogen …” „… ICE which results in a lower temperature gradient between cooling system and ambient for heat …” „… technical aspect. [8] First introduced as a term in 1940ies by the Bell Laboratories in the US, Systems …”

L. Heber, J. Schwab, T. Knobelspies Thermoelectric generators for heavy-duty vehicles as an economical waste heat recovery system S. 17-32

„… sufficiently high cooling capacity for the TEG, only this circuit is considered in this work. Table 1 shows as …” „… first time under economic aspects for the thermoelectric waste heat recovery in heavy-duty vehicle in …” „… .: Thermoelectric materials for waste heat recovery, linearised thermal sensors and Peltier cooling. FH …”

doi.org/10.51202/9783181023808

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

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

„… developing energy saving strategies that are tailored to the degree of electrification. They cover aspects …” „… . Integrated in the series software ZF provides a portfolio which covers all important aspects of E-Mobility …” „… WABCO and now ZF company . It consists of an electric drive system, a battery, and a cooling system …”

M. Dilzer BorgWarner P2 Modules – from HV to 48V S. 35-46

„… complexity and remove the water coolant channel. A carefully balanced oil cooling configuration allows for …” „… synergetic cooling of the E-Motor active parts and the embedded clutch system simultaneously. P2 …” „… 48V Hybrid Building Blocks – The Inverter Regarding all the aspects of a combined specification and …”

R. R. Kasibhatla, P. Neidhardt, K. Caliskan Thermal Simulation according to Maturity Level in E-Drive Development S. 61-76

„… effizienten Unterstützung des Entwicklungsprozesses notwendig. 2. Abstract Effective cooling system is …” „… simulation differs. Additionally, the variety of system concepts and cooling methods requires special …” „… . 2381, 202164 distribution in the system, heat transfer paths and pressure drop in the cooling circuitry …”

J. De Landtsheere TREMEC HYbrid DRive Axle – HYDRA – Hybridization enables RWD dynamics in a FWD car S. 125-144

„… cooling channels in this shared housing avoid the use of a separate oil cooler for the axle. The torque …” „… the design-for-manufacturing aspects. The stator is designed to be capable of running with both (IPM …” „… application demands it and of course if the vehicle battery and cooling system are able to support the power …”

R. Kockisch, J. Müller, Erik Schneider Modular transmission systems for future BEV platform applications S. 11-22

„… , performance, comfort aspects, etc. (Fig. 1). As response to this demand, IAV generated a modular, pure …” „… electro-mechanic actuated. The cooling and lubrication is realized as a passive system. With 4150 Nm as maximum …” „… or dual-clutch architecture due to aspects of comfort. With additional add-on systems like a …”

D. Lechleitner, M. Hofstetter, M. Hirz, C. Gsenger, K. Huber Parking Lock Integration for Electric Axle Drives by Multi-Objective Design Optimization S. 303-318

„… alongside the packaging aspect. Consequently, finding the best suitable parking lock integration for a …” „… – all alongside the packaging aspect. Due to this wide-ranging impact on the e-drive system, design …” „… output for operation combined with the cooling system is present. Furthermore, the load capacity of the …”

A. Bagh, D. Magnor, J. Kneiber, F. Löhe eTransport – Application of axle-integrated e-drive in urban LCV and MD trucks S. 637-652

„… extensive field trials as well as a discussion of certain technical aspects of axle drive, e.g. mounting …” „… VDI-Berichte Nr. 2381, 2021 641 cooling system is provided by a chassis mounted cooling system that is not …” „… Mercedes-Benz Vario the scope of supply besides e-axle, inverter and motor oil cooling system includes a …”

A. R. Lowis, R. Smith hofer H8-DCT-850 – High Performance Dual Clutch Transmission for transaxle application S. 179-190

„… select gears. It also required a high flow/low pressure cooling and lubrication supply, to underpin the …” „… , NVH and durability aspects of a variable vane pump are all sensitive to the quality of oil supplied …”

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

„… as functional aspects can differ in a wide range, even if all these vehicles are based on the same …” „… oil cooling (no radial space for a water jacket required) for high peak torques and to lower the …”

doi.org/10.51202/9783181023815

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

P. Schwanemann, T. Pfund Market-driven electric motor designs from Schaeffler – Optimized electric motor design process via technology and production kits

„… available production scope. Key aspect is a strong system understanding and iterative technical discussions …” „… 40 kW 65 kW Max active speed 7000 rpm Cooling system Active oil cooling Intuitively the very …” „… a better NVH behavior, and cooling a bar wound stator with oil is more effective than cooling a …”

S. Reuter, H. De Keyser, M. Doppelbauer Performance study of a PMSM with molded stator and composite housing With internal slot cooling – resulting in high continuous power

„… of an internal slot cooling together with molding technology demands design changes in every aspect …” „… cooling – resulting in high continuous power M. Sc. S. Reuter, Fraunhofer ICT, Karlsruhe; H. De Keyser …” „… with a filled, high thermal conductive epoxy compound, cooling channels are created in the stator …”

A. Manelli, F. Filippo Irato, C. Cavallino, R. Gay e-FDU: Concept, develop & industrialization of a novel P4 powertrain – From concept to industrialization of a novel P4 powertrain in 24 month

„… aspect for automotive OEM to be able to meet the upcoming legislation targets regarding polluting …” „… decision to use an “8” shape like layout, as visible in Fig. 3, and to use an external oil cooling circuit …” „… driven by a dedicated electric pump for guarantee an optimal lubrication and cooling of the e-FDU …”

S. Demmerer Next generation electric drives

„… advanced technologies. A harmonic integration and design will be additional aspects for future electric …” „… combined with an integrated hydraulic concept, which handles actuation, lubrication, and cooling within …” „… voltage level in both cases is around 650V. The 800V level is driven by the aspect of charging time …”

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

„… simulation methods and tools to optimize cell design and safety aspects of the batteries. The first step …” „… losses and effects of cooling. The last step is related to the investigation of the development of …” „… conductivity) and the cooling system has a good connection to the housing. Figure 8 Thermal 1D Model of …”

K. Kim New high efficiency CVT for middle class FWD vehicle

„… is increased by using cooling fluid from engine, which can contribute to the improvement of fuel …” „… the world's best mid-sized CVT in every aspect. VDI-Berichte Nr. 2373, 2020 283 REFERENCE [1 …”

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

„… main purchase criteria for vehicle customers. This aspect includes the expectation not only to have …” „… ) and therefore has an own water cooling system. Also, the motor comes pre-assembled with the inverter …” „… 204 mm Pole pairs 4 4 Cooling Water jacket Oil. Dissipation within drive unit VDI-Berichte Nr …”

doi.org/10.51202/9783181023730

VDI Wissensforum GmbH - Commercial Vehicles 2019

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VDI Wissensforum GmbH (ed.)

Commercial Vehicles 2019

Series: VDI-Berichte

Volume 2350 2019

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D. Vorgerd The Mercedes-Benz eCitaro – A modular concept for sustainable electro mobility in city bus operations S. 9-18

„… ] Fig. 4: Components of the thermal management system Battery cooling is one essential feature. The …” „… ideal temperature of approximately 25 °C for the lithium-ion battery is maintained by actively cooling …” „… battery. Cooling is achieved by a separate battery cooling unit on the roof of the bus. If the vehicle’s …”

M. Lamke, M. Eisele, F.-D. Speck ZF Kit for E-Mobility Products for Commercial Vehicles S. 73-86

„… emotional aspect of E- Mobility is secondary to the commercial aspect, it is vital to meet the needs of the …” „… cooling for gear & shafts and other as well as the electrical components. Last but not least, the …” „… include the electric machines, transmissions, cooling systems, shifting actuator, power electronics and …”

M. Fritz Modular Platform Approach for Electric Drive System in Commercial Vehicles S. 103-114

„… packaging space. With regard on functional aspects and optimized efficiency the balancing of the …” „… stages and sensors is shown. A further essential part of the modular concept is the cooling and carrier …” „… whole power electronics and on the other hand side is flowed by cooling media and acts as the heat sink …”

A. Ebmer Innovative platform concept for commercial vehicle cabins – Optimized approaches in respect of modularity, assembly, light- weight and aerodynamics, flexible applicable for commercial vehicles of tomo... S. 33-44

„… the customer demands and the production aspects. Driven by that, MAGNA created the idea of a new …” „… costs under the aspects of weight optimization and increased comfort for the driver and his working …” „… necessary and with the modular attempt configurable. In the concept finding phase major aspects have …”

A. Danninger, E. Armengaud, N. Knopper Implementation of Powertrain control for economic, low real driving emissions and fuel consumption – Measures for Fuel consumption reduction in Long Haul traffic S. 293-312

„… positive aspect of this approach is that privacy issues are addressed. There´s no need to provide the …” „… temperature (SCR efficiency = f(SCR temperature)) Cooling actuator power versus Engine BSFC = f(intake …” „… 303 4.5. Thermal System The predictive cooling circuit control aims to reduce the energy consumed by …”

C. Rivas-Zöller, J. Häring, T. Nagel Citaro hybrid – The first commercial vehicle with profitable 48V mild hybrid system S. 115-122

„… . In our presentation different aspects from development up to economic feasibility are described …” „… , while supercapacitors provide a very high cycle stability and a simple convection based cooling …”

W. Schmitt, P. Huse, R. Koehnsen A new chassis-concept for electrified, light commercial vehicles based on innovative forming technologies S. 61-72

„… case of a side crash. Accordingly, the article combines two main aspects of innovation: a new load …” „… opportunities concerning the available freight hold and payload, presupposed the aspects of chassis-design …” „… in-line bending of aluminium extrusion profiles because of the cooling influences, which can hardly be …”

doi.org/10.51202/9783181023501

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