Reducing Prototype with a Massive Simulation Approach to Design
Electromagnetics
PRESENTER:
Le Chang
EXPERTISE:
Electromagnetics
Software:
JMAG
This presentation explores General Motors’ innovative approach to electric motor design by leveraging advanced simulation techniques to minimize the reliance on physical prototyping. It highlights the integration of the JMAG simulation platform in optimizing motor performance across diverse parameters, including efficiency, noise, vibration, durability, and cost. Key strategies discussed include electromagnetic and thermal modeling, PWM-induced power loss mitigation, and overmodulation region analysis, tailored to meet stringent regulatory and performance demands. The approach demonstrates the feasibility of achieving significant design efficiencies, enabling rapid development cycles and robust virtual validation processes, thereby supporting the evolution of GM’s Ultium Drive portfolio and its vision of a sustainable all-electric future.
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