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VDI Wissensforum GmbH (Hrsg.)

ELIV 2021

Reihe: VDI-Berichte

Band 2384 2021

Treffer in den folgenden Teilen:

K. Heurtefeux, M. Kumar, M. Cassol New Automotive E/E architecture and how TC4xx enables it – From domain-based to zone-based approach S. 429-434

„… FlexRay. Fig. 3: Functions of a standard zone controller unit For power supply and monitoring, a …” „… , energy consumption or CO2 emission. Consequently, the number of Electronic Control Units (ECU) per …” „… on its cornerstone, the Zone Controller Unit (ZCU) by showing how the AURIX™ microcontroller possess …”

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

„… separating sophisticated computing power from basic sensor/actuator routines. New architectures and the …” „… ignition control, more and more electronic control units have been installed to fulfill innovative and new …” „… vehicle features, such as power steering, brakes and assistance functions. The number of interacting …”

I. Trefz Virtual software platform for the car – On the road to the next paradigm shift with VIRTIO standards S. 237-244

„… (SoCs) VDI-Berichte Nr. 2384, 2021 237 that provide such high computing power. On these SoCs are …” „… co-processors such as graphics processing units (GPUs), on which a large number of pixels can be driven for …” „… overall computing power required and, as a result, material and development cost, time and risk …”

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

„… example of a warranty distribution for Electric Power Steering (EPS) over one year. Typically, 30% to 45 …” „… Ready data sheet schema VDI-Berichte Nr. 2384, 2021110 Use Case: Electric Power Steering The …” „… following example discusses an Electric Power Steering (EPS) system use case, off-road usage. Off-road …”

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

„… values is conducted • Measurement of rotating gearbox elements is complex; Since a telemetry unit is …” „… • Iterative analysis of torque and power losses as a function of the direction of power flow • Loss …” „… s R ol le r be ar in gs G ea r pa irs Speed [1/min] • Efficiency @ 60°C • Sub-component power …”

R. Milke Electric Systems – Simplified and standardized engineering for sophisticated automotive electric/ electronics S. 423-426

„… , automated driving and power distribution systems. All electrical systems have to be considered, even a high …” „… than 100 meter cable length. ‐ Safety and power distribution: Safety and energy distribution …” „… electrical components, software and control units are required. For this purpose, the requirements, key …”

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

„… introducing RL and transferring it to charging problems. As ML algorithms often require more computing power …” „… than standard control units or even high performance computers can provide, it makes sense to relocate …” „… continuous SW updates. Often more than one electronic control unit (ECU) is responsible for the charging …”

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

„… power estimation. SOC is an available capacity measurement of the battery against rated capacity and is …” „… consistent estimation of SOC and SOH plays a significant role in various vehicle applications like power …” „… updated by considering the ratio of change in voltage to change in current and SOH with respect to power …”

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

„… the detailed power electronics level. This can be integrated with a software in the loop (SIL) flow …” „… control unit (ECU) is an embedded system controlling one or more of the electrical systems or subsystems …” „… developers, power electronics, calibration, and functional safety engineers, they all have distinct point …”

B. Kleinsteinberg, A. Hohenhovel Towards lead-acid free 12 V power supply for electrified vehicles and highly automated driving functions S. 593-604

„… Towards lead-acid free 12 V power supply for electrified vehicles and highly automated driving …” „… Kleinsteinberg, André Hohenhövel, HELLA GmbH & Co. KGaA, Lippstadt Abstract Power supply for vehicles …” „… changes in drivetrain topology require different loads of power compared to internal–combustion engine …”

J. Langkau, S. Wenz, T. V. Fernandez, L. Pullen, A. Tekavčič, N. Jezeršek, A. Wagner Electric Charge Lid – System components for future charge lid systems S. 475-488

„… unit (CU), which takes over the control of the individual components. Besides realization in a …” „… sensor, which is connected via control unit to the locking and lid actuator. The control unit process …” „… shaft; Right: with conventional centrical output) Electronic control unit (ECU) The electronic …”

F. Rabe ShyTech Displays – Enabling a new era of puristic vehicle design and enhanced user experience S. 381-388

„… look of conventional displays when the power is off and no contents are shown. 1. The age of …” „… ensures the crisp image quality for highresolution content with superior contrast. In addition, the power …” „… consumption and thermal load are moderate because LTPS displays are power-efficient by design. Plus, local …”

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

„… control units becomes fragile. A change in the functionality from one ECU could break the function of …” „… units with software that can be updated over-the-air and that require integration of software …” „… (VMM) Process Manager PnP Manager Power Manager Window Manager GDI VDI-Berichte Nr. 2384, 2021 53 …”

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

„… electronic control units becomes fragile. A change in the functionality from one ECU could break the …” „… computing units with software that can be updated over-the-air and that require integration of software …” „… (VMM) Process Manager PnP Manager Power Manager Window Manager GDI VDI-Berichte Nr. 2384, 2021 401 …”

M. Schleicher Paving the way for the „Software Defined Vehicle“ S. 273-284

„… functions implemented in single ECUs (Electronic Control Units). With the growing complexity of functions …” „… system, depending on needs for computing power and determinism (real-time) needs as well as bandwidth in …” „… needs of future vehicle architectures, with central, high-performance vehicle computers and zonal power …”

F. A. Schiegg, I. Llatser, H. Tchouankem, T. Frye, F. Wildschutte, F. Hofmann Removing Blind Spots – Infrastructure-assisted Collective Perception S. 29-44

„… sensor. The camera was attached to the local processing unit via power and ethernet cable. The camera’s …” „… million units in 1990 [2], that number has more than doubled in the past 30 years [3]. And the global …” „… has considerable potential to deal with most of these challenges: (i) road side units (RSUs) can be …”

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

„… a tightly coupled unit – it is often a kind of mechanical engineering by other means. When we speak …” „… integration process. In the past, they mainly supplied complete control units. They had OEM-defined …” „… control of a power plant, are typically used in a secured environment. For example, the control systems …”

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

„… computing power, considering automated driving, for example. In addition, there are strict regulatory …” „… lifecycle. In comparison, we still have a huge number of hardware units in today's vehicles, often fully …” „… Electronic Control Units (ECUs) are supplied via a large value chain and integrated into the vehicle. This …”

G. Castignani, F. Chandelle, S. Jafarnejad, I. Scherer Evaluation of a driver’s compatibility with electric, plug-in hybrid, and hybrid vehicles based on mobility patterns analytics S. 489-500

„… ), the availability of charging infrastructure nearby and the effective deliverable power (kW), and the …” „… electric car that the battery will run out of power before the destination or a suitable charging point is …” „… hardware solutions, either directly from the car’s telematics unit or via external devices such as dongles …”

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

„… machines, like chemical plants, vehicles, trains, aircraft, windmills and cogeneration units: A fleet is …” „… of the low power mode at low SOCs. The same applies to the charging management with preferred …” „… .3 Pro (58 kWh net battery, 107 kW motor power) VW ID.3 Pro S (77 kWh net battery, 150 kW motor …”

A. Hohm, B. Hartmann, S. Khodaverdian, D. Bosch, B. Lattke, P. Keck The Evolution of Automation in Parking – Assisted, Automated, Autonomous S. 61-74

„… for Parking Systems (line-wise from upper left): Advanced Driver Assistance Control Unit (ADCU …” „… control units (ECUs) within the AVP system: Given the information coming from the sensors, the …” „… data processing unit detects the ego vehicle as well as any kind of objects and boundaries. In a …”

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

„… end-to-end linkage inside the vehicle and its ecosystem. Several components like electronic control units …” „… ? ∶ ? ? → ℝ (2) The weight functions enable to assign values or KPI (e. g. time, computing power, priorities …” „… . Insufficient computing power or bandwidth can lead e. g. to timeout errors. Node weights map the utilization …”

Titelei/Inhaltsverzeichnis

„… 523 O. Bitsche, Dr. Ing. h.c. F. Porsche AG, Weissach Modular, standardized, and innovative Power …” „… , Guyancourt, France Long distance e-mobility in the trade-off between battery capacity & charging power …” „… Towards lead-acid free 12 V power supply for electrified vehicles and highly automated driving functions …”

doi.org/10.51202/9783181023846

VDI Wissensforum GmbH - VDI-Fachtagung Automotive Security

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VDI Wissensforum GmbH (Hrsg.)

VDI-Fachtagung Automotive Security

Reihe: VDI-Berichte

Band 2310 2017

Treffer in den folgenden Teilen:

W. Adi, A. Mars Physical and Mechatronic Security, Technologies and Future Trends for Vehicular Environment Towards Counteracting Cloning in Automotive Industry Future Trends and Research S. 73-96

„… .. Unit Secret Record Xi Yi 4 Fig. 19: Embedding Secret Unknown Cipher (SUC) Principle as a Digital PUF in ECU Fig …” „… Authentication Protocol 2 X1, Y1 Xt, Yt .. Unit Secret Record Xi Yi Yi Response check Fig. 20: Key Idea of SUCs in an …” „… units in the last two decades. A survey is attempting to demonstrate the techniques so far known as …”

B. Elend, T. Walrant, G. Olma CAN Transceivers with cyber security functions S. 53-58

„… , up to 150 electronic control units (ECUs) and 100 million lines of code, is a cyber-physical system …” „… considerable computing power. Thus, the disruption of applying these kinds of solutions can be prohibitive or …” „… the power to tamper with the messages that are being sent on the bus, which may be of critical …”

doi.org/10.51202/9783181023105

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VDI Wissensforum GmbH (Hrsg.)

Dritev 2022

Reihe: VDI-Berichte

Band 2401 2022

Treffer in den folgenden Teilen:

A. J. Wimmer High-Speed Testing: The Fast Lane towards a Running System S. 365-380

„… . Finally, a high-speed gearbox unit is presented, which combines most of customer requirements in a single …” „… "plug-and-play" solution to be installed easily on existing and new test stands. Power Requirements for Testing …” „… future systems. To give an overview of customer requirements for intend-ed units under test (UUT), Fig. 1 …”

J. Kniel, M. Göckler, B. Müller Holistic thermal management as a “must have” for efficient BEV S. 397-406

„… temperatures, enabling high charging power and make sure that every component is brought and kept in its …” „… E-Motor and Power electronics to the system requirements and vice versa. Optimizing the interface between …” „… the e-Drive Unit. Everything is indeed thermal management and is or could be connected to each other …”

D. Lindvai-Soos, S. Kaimer Electric Drives for All-wheel Functions – A System Comparison of ASM and PSM S. 109-118

„… battery electric vehicle’s additional need for power when a higher driving range is demanded. Other than …” „… larger weight of these batteries in order to add the required propulsive power. In the end customer …” „… vehicles can VDI-Berichte Nr. 2401, 2022 109be seen with two driven axles and a maximum total power output …”

F. Pfister, N. Hetzel, K. Büttner Objectified Evaluation of Fundamental Driveability Maneuvers at Powertrain-in-the-Loop Testbeds for Electric Drive Units S. 61-72

„… the power electronics of electric drive units (EDUs). Due to their extremely high rate in the upper …” „… , transmission, power electronics and controls is integrated as a real component (rUUT = real unit under test …” „… conventional drivelines with a propulsion power up to 220 kW. The wheel units with 340 kW were configured in …”

J. Gindele, U. Franzmann, L. Herdle, A. Pawlenka The Magna 7HDT400 for BMW’s new 48V hybrid drive family S. 1-12

„… . 2401, 20222lubrication. The EM also handles power generation for all vehicle systems, eliminating the …” „… need for an additional, conventional generator. This saves further weight and costs. The power flows …” „… are controlled in the hybrid control unit, which is connected with the TCU and ECU via the CAN bus …”

F. Duchi, M. Ivarson, A. Schmitt, F. Haag Innovative E-Drive testing and software optimization – Key to maximize range, comfort and robustness of modern electric powertrains S. 37-60

„… is the key component that convert DC voltage from the battery into AC to power the electric motor …” „… responsibility for different aspects of the characteristics of the electrical drive unit (EDU), for example …” „… selec-tion. The impact of the Inverter Control Unit (ICU) application on them should however not be …”

Titelei/Inhaltsverzeichnis

„… Drive Units …” „… ) based on Finite Element (FE) Models of Power Electronics in Electric and Hybrid Vehicles …” „… , Technical University of DarmstadtUse of Power-Dense Fuel-Efficient Tapered Roller Bearings in E-Drives under …”

M. Schröder, K. Herold, C. Monissen Efficiency Increase of Electric Machines with Active Thermal Field Weakening S. 119-132

„… synchronous machine. Parameter Value Unit Maximum Power 150 kW Maximum Torque 310 Nm Maximum RMS Current 450 A …” „… with high magnetic energy density are used due to high power requirements. Their strength cannot be …” „… acceleration, and design for peak pow-er, rare earth permanent magnets with high magnetic energy densities are …”

A. Eßer, J. Mölleney, S. Rinderknecht Potentials to reduce the Energy Consumption of Electric Vehicles in Urban Traffic S. 133-152

„… . Parameter Unit BEV-1 BEV-2 TDT22 Power of EM kW 141.9 116.6 2x60.7 Battery capacity (gross) kWh 81.4 77.6 …” „… investigated as a multi-speed BEV powertrain with two downsized EMs instead of one high-power EM and it is …” „… central drive unit consisting of a single electric machine (EM) with a fixed-speed transmission, examples …”

F. Lagier, N. Freund, K. Bause, S. Ott, A. Albers Simulation-based evaluation of high-speed PEEK gears in automotive powertrains and design of a validation environment for high-speed gears S. 223-240

„… and the motor torque low [2]. In the context of urban stop-and-go traffic, the power efficiency of a …” „… . 2. State of the Art Use of High-Speed Electrical Drive Units in Future Powertrains High-speed …” „… drivetrains are designed to increase the energy density of the powertrain. Rising the power of an electrical …”

F. Schuchter, M. Schönstein, K. Bause, A. Albers Temperature Modelling of a Dual Clutch with Artificial Neural Networks S. 335-346

„… clutch occur with high frictional power. The clutch is in a high slip and is simultaneously loaded with a …” „… temperature are the friction power and the cooling behavior. The frictional power is largely determined by the …” „… unit, the current model has a simple structure. All this factors lead to larger temperature deviations …”

D. Held The EtelligentReach Project – A new Level for Range and Dynamics S. 267-276

„… system at the front and rear axles, each with up to 180 kW output and a torque vectoring unit at the rear …” „… equipped with a decoupling unit which allows Magna’s operation strategy to decouple the front axle e-motor …” „… e-drive to decouple with no need for actuation power. Closing both clutches, on the other hand …”

T. König, L. Stütz, L. Bauer, M. Kley Model-based simulation of a longitudinal dynamics vehicle model with a single-wheel drive S. 381-396

„… determining the efficiency of transmissions, a distinction is made between power loss measurement and power …” „… power loss measurement, the power loss ? and the input power ? are measured. The measurement can be …” „… calculated as follows: ? 1?? (2.1) The power difference, on the other hand, is measured by determining the …”

G. Göppert, M. Adrian AI Approach to Wet Friction Torque Model Adaptation S. 321-334

„… clutch supported ICE starts. In addition, multi-gear e-axle systems or mechanical torque vectoring units …” „… Rectified Linear Unit (ReLU) ? ???? ? ??? ?, 0 . VDI-Berichte Nr. 2401, 2022322In order to learn, also the …” „… transmission control units. VDI-Berichte Nr. 2401, 2022324Future control units, on the other hand, will be much …”

M. Essam Ahmed, I. Garcia de Madinabeitia Merino, F. Duchi Advanced Electric Drive Modelling for Thermal and NVH adaptive control S. 407-0

„… field of development for some years now and the goal of achieving a peak power of >30kW in an automotive …” „… application has been set by many but has not been achieved so far with reasonable battery current and power …” „… unit, a realistic replication of its tested environment with real-world conditions must be considered …”

S. Cortès, A. Albers, C Dettmann, P. Boche Chassis Dynamometer – a development environment for calibration and validation of vehicle drivetrains in context of RDE legislation? S. 347-364

„… calibration of engine and transmission control units. This represents a major challenge for ve-hicle …” „… accompanied by a significant expansion of the operating range of power-trains, emission behavior and fuel and …” „… as the calibration of engine and transmission control units (ECU & TCU). This can only be done in the …”

H. Spånberg Electric Torque Vectoring Disconnect unit, eTVD S. 253-266

„… Vectoring Disconnect unit, eTVD Hannafia Spånberg, BorgWarner, Landskrona, Sweden 253System Overview The …” „… assembled coaxially with the E-motor, but also off-axis designs are feasible. The unit is self-contained …” „… , meaning the oil is incorporated within the unit. The friction system consists of sintered brass friction …”

K. Lee, M. Song, S. Lim Multi-body Dynamics of a Vehicle Axle System Based on a Time-varying Gear Mesh Model for Investigating Hypoid Gear Noise and Vibration S. 185-196

„… , 2022 187 , , , ( , , )Nml ml i m ii iF n f l x y z  (1) where, the line-of-action unit vector …” „… transmission output shaft through the driveline and differential unit to the rear axle supported by a sub-frame …” „… structure. The axle system NVH model in this study considers an input cardan shaft, a differential unit …”

doi.org/10.51202/9783181024010

VDI Wissensforum GmbH - Drivetrain for Vehicles 2016

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VDI Wissensforum GmbH (Hrsg.)

Drivetrain for Vehicles 2016

Reihe: VDI-Berichte

Band 2276 2016

Treffer in den folgenden Teilen:

P. Gwinner, M. Otto, K. Stahl Torque-Vectoring Transmission with Reinforced Plastic Housing for an Electric Subcompact Vehicle – Measures to Integrate a Plastic Housing into an E-Drive Transmission S. 503-514

„… Gear ratio of the superimposing torque-vectoring unit - 48 Torque-vectoring max. input power PTV,max …” „… unit. Thus, the higher power density reduces the torque requirement for the superimposing unit and …” „… the torque-vectoring unit as well. Originally, the power demand of the torque-vectoring system was …”

K. Fronius, A. Harsch, P. Neuwirth, J. Gindele The AMG SPEEDSHIFT DCT from the Mercedes-Benz 7G-DCT Family – Performance for the Road and Race Track in the Compact Segment S. 53-68

„… the transmission housing, the power-take-off-unit (PTU), the drive power is transmitted to the …” „… what is happening in the powertrain, the head unit now offers a display of the current power and …” „… 7G-DCT family sets a record in its class in terms of power density and performance, and is used as …”

S. Heller, S. Heppel The new BMW hybrid powertrain with eight speed hybrid module S. 353-368

„… management. Using this control unit, the electric machine is activated, which ensures the power supply for …” „… places worldwide. The control unit monitors the entire charging process with respect to power and …” „… technology is combined with the new modular four-cylinder BMW TwinPower Turbo engine and the 8-gear hybrid …”

S. Fujimoto, N. Shiomura, K. Sato, Y. Kawahara The Trend and Future of Torque Converter for CVT S. 869-878

„… power performance. On the other hand at the stand point of NV, CVT also has better fuel efficiency …” „… in 2002. At the begging, the annual production was about 40,000 units , but our TC are now adopted …” „… with the expansion of CVT.Our present annual production volume is about 4.7million units for CVT (in …”

D. Engelmann, W. Müller, M. Geimer Project “Line Traction 3” – Mechanical driveline with activewheel hubs S. 731-742

„… distribute power. It allows the drive of several wheels and axles and ensures a theoretically tension-free …” „… amount of power by fitting in nearly every kind of machine or axle configuration. Many machines nowadays …” „… hydrostatic radial piston unit acting now as the new support of the ring gear (Fig. 2, No.3). When the …”

O. Eriguchi SUBARU CVT toward 2020 S. 3-16

„… generation platform with all new design: ‘SUBARU Global Platform (SGP)’ Introduce next generation of BOXER power unit …” „… (upgrade all vehicles to direct fuel injection) Achieve high level balance of three integrated elements: SGP, BOXER power unit …” „… , 2016 | 15:22:12 3 VDI-Berichte 2276, 20164 Introduction of SUBARU 570 76% 748 82% Sales Volume (unit …”

B. Kluge Systematic approach to generate Multi-Mode-Transmissions – Method to evaluate the potential of Multi-Mode-Transmissions S. 157-166

„… within the Asian region the power split hybrid prevails. However, both concepts feature system specific …” „… power split hybrid in his basic shape features a limitation of the combustion engine power and the top …” „… , recuperating and electric driving. With the parallel hybrid and the power split hybrid there are two quite …”

C. Ott, S. Eisenhuth, F. Jonas, T. Hofmann New Generation of Hydraulic Control Modules with Integrated Pressure Sensors for Transmission Control S. 243-256

„… improved within less designed space at less costs. This enables the OEM for example to equip his power …” „… the hydraulic control unit and with no additional costs. To meet this market trend Bosch has …” „… developed a new generation of especially small hydraulic control units. Main idea is the use of small …”

J. Winchester, A. Favale, S. A. Martin Lightweight, Highly Efficient Drive System S. 667-680

„… Output Torque 3846Nm Max Braking Torque 4807.5Nm Max Power 9kW Max Output Speed 62RPM Regeneration …” „… neutral or cheaper for a given power rating. It can also have the performance benefits such as a high …” „… required to provide the motor with a high continuous power. This is something Ashwoods have developed and …”

Y. Takeda, M. Kawaminami, M. Tsuchida, H. Takekawa Gear Whine Noise Reduction Technology of New Model Transmission for FF-Hybrid Vehicle S. 435-450

„… case radiating noise. We found out the vibration transfer path from the power split planetary gear to …” „… ) We optimized not only the transmission but also the whole hybrid system including the power control …” „… unit. As a result, this hybrid transmission has good performance for lightweight, high mechanical …”

R. König, A. Viehmann, S. Rinderknecht Development of the transmission control for a High-Speed Multi-Gear Powertrain Concept for Electric Vehicles S. 543-562

„… Symbol and unit Type of electric machines Permanent magnet synchronous machine Power of electric …” „… research topics of high interest. By raising the maximum speed of an electric motor the power density can …” „… transmission that sums the power of the motors over a two-speed subtransmission and a single-speed …”

B. Löffler, J. Patzner, M. Drabek, K. Armbruster Modular 8-Speed Hybrid Dual Clutch Transmission With Integrated All-Wheel Distributor by ZF S. 85-100

„… system, the parking lock as well as the electronic control unit including software also remain unchanged …” „… clutch module, the control unit for the hydraulic actuation as well as the system pump are located in …” „… drive unit via a diagonal side shaft. Another design feature: Since the new dual clutch transmission has …”

P. Maurel, B. Bradaï, T. Heitzmann, V. Picron, R. Randriazanamparany, D. Taccoen Entry Mated©: An automated vehicle traffic jam assist function for three pedals entry cars S. 531-542

„… accordingly. It communicates with the clutch control unit and sends takeoff requests. The clutch control unit …” „… , the clutch control unit receives takeoff request from the engine control unit and computes a clutch …” „… clutch closed. When vehicle is required to stop, the clutch control unit commands the clutch to open, to …”

S. Foulard, S. Rinderknecht, R. Fietzek Paradigm Change in Transmission Design by Online Condition Prediction – Cost- Efficient and Resource-Optimized Lightweight Design based on the eLIFE and ecoLIFE3 Concepts S. 515-530

„… , and the limited computing power and storage capacity of standard Electronic Control Units (ECU) are …” „… , which is intended for implementation in standard control units of series production cars. The lifetime …” „… on the engine control unit, is used as an input and is corrected with efficiency maps in order to …”

V. Warth, B. Reick, B. Bertsche, M. Geimer Efficient analysis of complex continuously variable power split transmissions with multiple in- and outputs S. 719-730

„… Efficient analysis of complex continuously variable power split transmissions with multiple in …” „… several power outputs for different forms of energy, e.g., the PTO shaft, the working hydraulics, the …” „… vehicle drive or electrical power sockets. Quick and simple calculation of power and speed of new …”

A. Lampe, U. Mettin, R. Serway Clutch control of stepped automatic transmissions by using a virtual DCT-structure – Power shifts made easy with generic control software S. 405-420

„… Clutch control of stepped automatic transmissions by using a virtual DCT-structure Power …” „… transmission (AT) structure by using a power shift control scheme of a dual clutch transmission (DCT). The …” „… . For this purpose the power shift types of a DCT are introduced by means of a mechanical model. Based …”

J. Willert, C. Bünder Modular and Scalable Approaches in Layshaft Transmission Design S. 167-176

„… positive-locking connections. Actuation power for the clutches is none in manual transmission and extremely low …” „… in DCTs. For example, clutch actuation power demand of the 7DCT300 is 25 W in the NEDC. Single …” „… . While this architecture is proven and on-demand actuation has dramatically reduced power consumption …”

M. Maisch, M. Homm, U. Keller The Highly Efficient 9GH-TRONIC Plug-In Hybrid Transmission by Mercedes-Benz S. 339-352

„… is actuated via the mechatronic control unit. This means that the powerhead with the exception of the …” „… contribution to increasing the purely electric range. The power flow of the rotating components in the …” „… . Fig. 4: Power flow in the plug-in hybrid powerhead 2.2 Torque converter and disconnect clutch A …”

M. Seeberger, P. Leipold, R. Schmelzer 8-speed transmission development for motorsport application S. 397-404

„… of power shifting without torque interrupt as the main benefit of an electronically controlled …” „… - Lightweight potential due to compact design approach - Simultaneous distribution of transmitted power over …” „… sports classes, by the use of an electronic control unit (e.g. the gear-set eliminates the chance for …”

R. Welter, M. Kneißler, M. Hausner, D. Schulteis The Fascination of Clutch-by-Wire S. 121-136

„… components has led to a considerable increase in processing power. As a result, control tasks that are now …” „… complex and demanding in terms of safety engineering can be performed by a local controller unit in the …” „… interface, it is possible to avoid any far-reaching changes to the other control units in the vehicle. As a …”

W. Hinz, G. Bednarek The new 8-speed FWD Automatic Transmission for General Motors / A. Opel AG S. 383-396

„… and 385 Nm for the Cadillac XT5 Crossover and the Buick LaCrosse. [Fig.2] These power cubes …” „… planetary automatic gearbox for FWD and AWD drive applications. The AWD applications use a power takeoff …” „… unit (PTU) attached to the transmission which distributes the torque between the two front axles and …”

M. Jordan, P. Tenberge Optimized Start-Stop-Control of a P2-Hybrid – Identification of critical parameters for comfort and timing S. 421-434

„… triggered after 1.3 s by the Hybrid Control Unit (Left); Tow-start triggered by a high torque request of …” „… scenario could be compared to a 6-4 power on downshift of a conventional AT. The driver pushes down the …” „… should be compared to power on downshift time to evaluate driving performance in such a scenario. Fig …”

M. Funk, G. Bofinger, J. Patzer, D. O. Lautenschlager, E. Granderath The New Porsche Dual Clutch Gearbox (PDK) – an Important Component of the Powertrain of the Future S. 69-84

„… that is fixed to the engine. The hang-on clutch is controlled by the newly developed PDK control unit …” „… (similar to first generation PDK) Smaller internal gear pump in combination with jet units Vane pump …” „… and power levels without incurring damage such as tooth seizing or pitting. Serving as the foundation …”

R. Kronstorfer, F. Kolb, U. Pinschmidt Audi quattro – Four wheel drive becomes more efficient S. 369-382

„… quattro concept: when 4WD is no longer required power flow takes place over the efficient front-wheel …” „… components are first accelerated by the allwheel drive control unit to the desired rpm. The dog clutch closes …”

doi.org/10.51202/9783181022764

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VDI Wissensforum GmbH (Hrsg.)

Dritev 2023

Reihe: VDI-Berichte

Band 2420 2023

Treffer in den folgenden Teilen:

H. Sandquist, E. Barrientos, S. Klacar Systemized Modular Approach for Electric Drive Unit Family Development S. 89-106

„… Methodology, InfiMotion Technology has proposed a family of stand-alone Electric Drive Units (EDUs) with …” „… optimized design, development, and production approach. Systemized Modular Approach for Electric Drive Unit …” „… , and sells high performance electric drive units for fully electric vehicles, addressing the whole …”

L. Roslaniec, T. Hackl Next generation Electric Drive Units with multi-level GaN inverter for highest HV EV performance and efficiency – Comparison of 2-level and 3-level inverter topologies S. 107-114

„… . POWER ELECTRONIC (PE)FilterCTempn, α Power StageHigh voltage batteryAEDU internal control unitHV+V AAUVWE – Motor (EM)HV‐Vehicle control unit 12VComMechanics of EDUNTempTempTempI/Ocooling …” „… Next generation Electric Drive Units with multi-level GaN inverter for highest HV EV performance …” „… damping. VDI-Berichte Nr. 2420, 2023 1071. Introduction The advent of high power and high voltage …”

J. Jennings, D. Finn, T. Hunter Novel Multi-Functional Clutch Technology for EV Drivetrain Disconnects – Next Generation Disconnect with One-Way-Clutch for Automatic, and Non-Blocked Shifting S. 325-338

„… ), transmission (transaxle), power-takeoff unit (PTU), and a rear-drive-unit (RDU) containing a friction-based AWD …” „… PTU. Torque and power to the rear wheels is transferred through the PTU to the propshaft, RDU and …” „… rear halfshafts. Torque and power to the front wheels is transferred directly from the output of the …”

A. Paone, J. Larbig, A. Rohm, T. Höche ZF TherMaS: Holistic Thermal Management for BEV S. 45-60

„… with a smart cooling system enables higher power-density and allows to exceed current power limits of …” „… increase efficiency, every kind of optimization on the component level (e-motor, power electronics, reducer …” „… driven vehicles the necessary cooling power is much lower compared to combustion engine cars …”

A. Freiburg Virtual development – optimized E-Drive selection by system simulation S. 73-88

„… requirements of an electric drive unit indicates the highest number of requirements in the category of …” „… : Distribution of feature categories from req. data sets of an electric drive unit [2] VDI-Berichte Nr. 2420 …” „… powertrain model of an electric drive system as power source consisting of the battery, inverter, electric …”

L. Bayoux, K.-L. Kimmig, D. Reitz Has the potential in terms of weight, installation space, and function already been exhausted for hybrid transmissions? S. 205-220

„… with regard to a higher power density while using fewer resources [4]. In addition, there are other …” „… , a P2 drive with fourth-generation 48 V technology and integrated power electronics is also under …” „… connection of the power electronics ensure minimal integration outlay on the part of the car manufacturer …”

M. Magnusson, O. Nicklasson, H. Jacobsson Electric Cross Differential, eXD S. 235-252

„… , the unit is normally self-contained, meaning the oil is incorporated within the unit. For coaxial …” „… power-stages and the sensor-less speed control algorithms. The advantages of an onboard ECU compared to an …” „… external control unit are, reduced electromagnetic emission from the controls of the motor, and a PCB …”

J. Bonifacio, V. Warth, S. Scharr Optimizing sustainable high-performance e-drives S. 349-358

„… continuous power capability, the relation of continuous and peak power. Each target setting is a trade-off …” „… , 2023350Table 1. Key values of the target specificationVoltage level 800 VPeak power 275 kWContinuous power …” „… described later.Fig. 2. Exemplary motor weight of different PSM designs with similar powerIncrease current …”

D. Schweigert, B. Morhard, F. Oberneder, L. Pointner-Gabriel, M. Otto, K. Stahl Speed4E: Simulative and Experimental Results on the Vibration Behavior of a High-Speed Planetary Gearbox S. 441-458

„… regenerative power supply unit. The test rig is furthermore equipped with a large number of sensors for …” „… Herausforderungen. 2. Abstract Increasing the speed of the electric motor can significantly improve the power …” „… power electronics and the electric motors and for lubrication of the gearbox in one circuit. Besides …”

J. Ahn, S. Yang Disconnect Actuator System (DAS) for AWD EV’s Driveline – Increasing electric efficiency, Seamless shifting system S. 115-130

„… the power of the EV AWD auxiliary driveline. In addition, to improving electric efficiency, the system …” „… and secure the driving performance of AWD, a DAS capable of connecting or disconnecting power between …” „… transmit power using all wheels, so they have better performance than 2WD and are stable even in dangerous …”

B. Cebulski, S. Mühlbauer, D. Sailer, L. Schmieden, R. Wunderlich, O. Seidler, A. Stiegelmeyr About the benefits of permanent rotor temperature measurement S. 143-152

„… maximize power utilization by minimizing thermal reserves (avoid derating) 3. To reduce motor-costs by …” „… measurement Same power, loss costs The first benefit of direct measurement of the rotor magnet temperature is …” „… ) Same costs, more power But of course, it is also possible to keep the given magnet composition and …”

C. Gürlich, S. Demmerer, M. Winkel, K. Führer Transmission – the most underestimated part of the electric drive – Next generation transmission S. 183-196

„… gearbox makes it reliable and effi-cient, ensuring smooth power transfer. The axially parallel …” „… delivering high torque and power while maintaining low fuel consumption. Its single-stage design reduces …” „… efficient power transfer, making them ideal for use in electric vehicles. VDI-Berichte Nr. 2420, 2023 183 …”

A. Braumandl, K. Bause, A. Albers Automated design of fuel cell drive systems S. 221-234

„… comprises several components, such as a fuel cell system, electric motor, power electronics, hydrogen …” „… storage system, and a rechargeable energy storage system, typically a battery. The power ratio between the …” „… system itself, the REESS, the hydrogen storage system, power electronics, and at least one electric …”

T. Hofman, J. Van Kampen, O. Borsboom Electric Mobility Design – From Powertrain Components to Vehicle Fleet Optimization S. 391-410

„… shift from personally owned, gas pow-ered cars to autonomous, shared, electric mobility solutions such …” „… , while entailing lower investment costs per unit, lower weight and higher energy efficiency per unit …” „… influenced by two variables: the num-ber of vehicles and the battery capacity of the single unit that …”

A. Kappes, S. Frei, P. Noone, Stephan Rinderknecht Development and Design of a Range Extended four-speed Two-Drive-Powertrain S. 253-280

„… power class [1] and the most frequently registered class was the C-segment VDI-Berichte Nr. 2420, 2023 …” „… following. VDI-Berichte Nr. 2420, 2023 255 Fig. 3: Ecological potentials of different power train concept …” „… effect, these multi-EM architectures enable operating strat-egies to distribute the required power for …”

Titelei/Inhaltsverzeichnis

„… ), KarlsruheVirtualdevelopment–optimizedE-Driveselectionbysystemsimulation 73A. Freiburg, GKN-Automotive, LohmarSystemized Modular Approach for Electric Drive Unit Family …” „… , SwedenPreflight Lx3 am Juni 15, 2023 | 11:45:49 | 148 mm x 210 mmNext generation Electric Drive Units with …” „… optimization of the NVH behavior of an eDrive power train – Application of a Targeted Micro Geometry Scatter …”

C. Gropp Leading sustainable transportation: Bringing our vision to the road S. 1-12

„… & heavy-duty truck sales in k units, excl. China [1] At the same time: Climate change is real and mankind is …” „… as PTO (power take-off) features and other accessories. Moreover, today, there is not a “one size …” „… directly to power a FCEV. Even if there is no positive business case in place, FCEV will help to reduce …”

Z. Liu, S. Rinderknecht A sequential adaptive sampling strategy for surrogate model construction of transmission losses S. 425-440

„… .: Model-based Calibration of Engine Control UnitsUsing Gaussian Process Re-gression. Darmstadt 2015 [8] Chen, Z …” „… essential topics within the automotive sector. As a key factor directly influencing power flow in the …” „… consump-tion evaluations. In terms of the power loss measurement in transmissions, most studies apply the …”

S. Ott, A. Braumandl, K. Bause Product-Production-CoDesign of Electric Traction Motors with Model-Based Systems Engineering S. 61-72

„… designs of electric machines, which are constantly being optimized in terms of efficiency and power …” „… potential for significantly increasing the power density of the drive system via an appropriately designed …” „… tools, process parameters, process and machine modules as well as functional units as presented in [17 …”

C. Mohr Acoustic Optimization of Electric Powertrains from a Vehicle Level Perspective S. 471-0

„… motor, power electronics system, and trans-mission form a single unit. In contrast to vehicles with a …” „… generated by the electric motors, transmission, or power electronics system, for example, and transmitted …” „… elec-trical forces on the vibration behavior of the entire unit, we can see that this is largely deter-minable …”

P. Geradts, M. Kasten, A. Landvogt Psychoacoustic optimization of the NVH behavior of an eDrive power train – Application of a Targeted Micro Geometry Scatter on Helical Gears to break-up the regularity of the transmission error excita... S. 459-470

„… Psychoacoustic optimization of the NVH behavior of an eDrive power train Application of a Targeted …” „… units as many of the excitation sources operate in this frequency range. Fig. 1: Human Hearing …”

T. Schneider, K. Völkel, K. Stahl Failure Characteristics of Wet-Clutches in Limited Slip Differentials S. 307-324

„… , have increased the power density in transmissions over the last decades [1]. Consequently, wet …” „… multi-plate clutches must also transmit more power in a comparable installation space without worsening …” „… require them to transmit more power without compromising on service life or shifting comfort. However …”

B. James Demonstration of a Cloud-based Gearbox Digital Twin – Using telematics data for reliability predictions S. 165-182

„… to simply being an idea or a collection of PowerPoint slides. It is implemented and is delivering …” „… predictions Barry James, Hexagon, Nottingham, United Kingdom Abstract Technological trends tend to …”

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