Dritev 2024

Produktbeschreibung

Content

E-engine
Comparison of technologies and materials for E-Drive systems under new cooling aspects 1

Drive concept
Valeo new high voltage Xin1 eAxle range
A modular and scalable approach from 40 kW to 300 kW 35

New efficiency, cost, and space advantages of highly integrated xONEdrive solutions 47

Transmission
High Reduction Hypoids
High ratio, high speed and also high efficiency? 53

Gear Efficiency Optimization – Macro and Micro Geometry Design for Stepped Planetary Gear Stages 69

From single contact to mechatronic system – examples of series applications of planetary roller gears in automobiles 87

Merits of using harmonic current injection in electric drives to reduce torque ripple, improve NVH behavior, and more 103

On the effects of electric components on gearbox noises 117

Content3D tolerance analysis of gear components
Optimized design of tolerance positions considering noise emission due to gear mesh 125

Simulation
Parameter Study on the Influence of Driving Cycle and Powertrain
Parameterization on Fuel Consumption of wheel-hub driven Vehicles 141

A MBSE approach for Virtual Verification & Validation of E-Drives with Digital Twins 159

Improving Energy & Motion Control Functions through Higher System Integration in the Software-Defined Vehicle 175

Cooling/Fluids
Efficient and sustainable dielectric fluids for direct battery and e-motor cooling Enhancing range, lifetime, and safety 185

Thermal management
Efficiency Improvement Potential of a BEV Gearbox using a Mono Fluid Circuit 193

Testing, Simulation and Validation for Designing Battery Safety Materials 213

Development of efficient thermal management systems for HEVs, BEVs and FCEVs using Co-simulation on the HiL-ThermoLab testbed 219

Hybrid
The next Audi 48V hybrid powertrain generation with an Integrated Electric Drive System 235

Design of a 48V Integrated Electric Drive System 243

The new STELLANTIS EDCT P2 hybrid transmission scalable for both 48V/320V Stellantis hybrid models application 251

Dedicated Hybrid Transmissions (DHT) in modern mobility and the future-proof hybrid strategy for multi-modes powertrains 265

AI methods
Thermal Digital Twin using Reduced Order Model (ROM) and Artificial Intelligence (AI) in High Voltage Power Electronics of Electric Vehicles 283

Optimization of the Electric Powertrain using Machine Learning Methods 303

Develop efficiently and save resources with engineering AI and the Robust Design method Practical examples on NVH, inverter and battery 317

Quality Improvement through AI-based Usage of Production and Field Data Analysis 331

Transmission 2
Driving dynamics optimization of electrically powered vehicles by means of active limited slip differentials 337

Ultra Compact Drive – future development of co-axial solution with Integrated Differential 359

Sustainability
The path to a CO2-neutral steel component proof of concept at Richard Neumayer GmbH 369

Carbon Footprint Minimization of Electric Powertrains by Multi-Objective Design Optimization 383

E-engine 2
Automated Design Optimization of Axial and Radial Flux Motors for E-powertrains 397

Drive concept 2
Customized EDU systems from micro mobility to heavy-duty applications 405

Magna’s Next-Gen eDrive Portfolio 407

The innovative cooling system of the new ID.7 electric drive 415

Inverter 2
Non-isolated onboard charger with three-phase and single-phase operation mode and increased power density 429

Trends for ultra compact inverters in e-drive systems Next generation inverter 445

Efficiency increase of electric drives by use of multilevel inverters and permanent magnet synchronous motors. 457

Keywords: Elektromotor, Kühlaspekte, xOnedrive Lösung, hoch reduktions Kegelräder, Mikrogeometrie Design, MBSE, Pruktion mit künstlicher Intelligenz, robustes Design-Methode, Umkehrer, elektrische Antriebsstränge, e-engine, cooling aspects, xOnedrive solutions, high reduction hypoids, micro geometry design, MBSE, machine learning, AI-based production, robust design method, inverter, electric powertrains