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13.30 Daniel Szepanski - SEG Automotive.pdf

上传人: sec****ies 编号:734605 2025-07-26 5页 608.09KB

1、2024REAL TIME TEMPERATURE MONITORING FOR ELECTRICAL DRIVES SEG Automotive Germany GmbH 2024.All rights reserved,also regarding any disposal,exploitation,reproduction,editing,distribution,as well as in the event of applications for industrial property rights.Public|2024SEG Automotive-Who we are and w

2、hat we do2BRM E-driveVCU for BRMC O M M E R C I A L V E H I C L E SPA S S E N G E R C A RSL I G H T E L E C T R I C V E H I C L E SE-bike motorsMid-mount motorsHub-mount motorsControllersStarter MotorsBRMAuxiliary E-motors AlternatorsHigh voltage componentsTraction E-motors E-drive systemsHigh volta

3、ge inverterHigh voltage relay SEG Automotive Germany GmbH 2024.All rights reserved,also regarding any disposal,exploitation,reproduction,editing,distribution,as well as in the event of applications for industrial property rights.Public|2024Thermal Management Product Specific Requirements312V Machine

4、s for ICE Starter Motors Generators Withstanding of ambient temperature Design based on HotspotE-Drive Products Inverter and Motor as main heat sources Active protection methods Active thermal management e.g.heat up battery Oil-/Water Cooling/Air Cooling for LEMMild Hybrid Machines Boost Recuperatio

5、n Machine Close to combustion engine Ambient temperatures might be higher than Emachine temperature.Active protection methods+withstanding of ambient temperature Air-/Water Cooling SEG Automotive Germany GmbH 2024.All rights reserved,also regarding any disposal,exploitation,reproduction,editing,dist

6、ribution,as well as in the event of applications for industrial property rights.Public|2024Common Restrictive Components in eDrives:Inverter:Limiting Factor for Base SpeedThe temperature of Power MOSFETs restricts the maximum phase current.E-Machine:Limiting Factor above Base SpeedRotor magnet tempe

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本文主要涉及SEG Automotive Germany GmbH在2024年关于电气驱动实时温度监控的研究和应用。以下是关键点: 1. 产品范围:涵盖商用车辆、乘用车、轻型电动车等多种电动驱动系统及组件,如电机、控制器、起动电机、高压组件等。 2. 温度管理:针对不同产品提出具体要求,如耐环境温度设计、主动热管理方法(如加热电池)、油/水/空气冷却等。 3. 限制因素:逆变器中的功率MOSFET温度限制最大相电流;电机中转子磁铁温度和定子绕组温度影响性能。 4. 实时要求:逆变器热时间常数在毫秒级,电机热常数在秒级。 5. 设计阶段:运用高级有限元模型和计算流体动力学模拟优化热和电磁行为;损失模型;传感器布置;开关和导通损失。 6. 实时估计与监控:由于成本和制造限制,传感器无法布置在所有热关键点;需采用简化模型捕捉关键热特性;智能模型简化技术用于维持热点温度信息的准确性,AI技术有助于补偿老化效应、制造公差和模型偏差。 核心数据:无具体数值,主要涉及产品类别、热管理要求、限制因素和实时监控技术。
"热管理的关键点有哪些?" "实时监测在电气驱动中的作用是什么?" "如何优化电机与逆变器热性能?"
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