基于代理模型的车用永磁同步电机噪声优化

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主题词：永磁同步电机阶次噪声 代理模型 多目标优化中图分类号：U463.2 文献标志码：A DOI：10.19620/j.cnki.1000-3703.20250069

Noise Optimization of Vehicle-used Permanent Magnet Synchronous Motors Based on Surrogate Model

NiuWenbo1，LiBin’，DengJianjiao'，CaiHui'，FangJianglong² （1.GlobalR&D Center，ChinaFAW CorporationLimited，Changchun13ool3;2.Yiduo Information TechnologyC.Ltd， Shanghai 200000）

【Abstract]This paper studies the noise ofa Permanent Magnet Synchronous Motor（PMSM）forelectric vehicles.Through theanalysisofthecontributionofdiffrentelectromagneticexcitations tothenoise，thepaperidentifies keyfactorssuchas motor torquerippleandspatial zero-orderelectromagneticforce，aswellastheircontributions totheordernoiseindifferent speedranges.Moreover，through thesimulationanalysisofthenoiseundertheconditionsofeccentricityandcurrentharmonics， the changes in theorder noiseafterconsidering practicalfactors are obtained.The Kriging method isused to create an electromagneticsurogatemodel，whichcanquicklycalculatetheelectromagneticforceandtorqueripplebasedonthedesign parametersofthestatorandrotor.Onthebasisofthesurogate model，thegeneticalgorithmisusedformulti-objective optimization.Theorder noiseobtainedfromthesimulation is significantlyreducedcompared withtheoriginalscheme.The good consistencybetweenthesimulationandtheexperimentisverified throughthenoisetestoftheoptimized prototypeonthetest bench.

Key words：Permanent Magnet Synchronous Motor（PMSM），Order noise，Surrogate model， Multi-Objective optimization

【引用格式】牛文博，李彬，邓建交，等.基于代理模型的车用永磁同步电机噪声优化[J].汽车技术，2025（5）：55-62. NIU WB，LIB，DENGJJ，et al.NoiseOptimizationof Vehicle-usedPermanent Magnet Synchronous Motors Basedon Surrogate Model[J]. Automobile Technology，2025（5）： 55-62.

1前言

电动汽车振动噪声特性与传统汽车存在较大差异，由于驱动方式的改变，导致动力总成振动噪声特性发生了根本性变化[1-3]。（剩余9453字）