|
所在平台: Udemy |
课程主页: https://www.udemy.com/course/advanced-motor-design-for-electric-and-hybrid-vehicles/
课程评论:没有评论
**课程名称:** 电动汽车电机设计 - 案例研究 **课程概述:** 本课程旨在帮助学员深入理解汽车制造商在未来几年需要达到的动力总成目标,以及这些目标如何影响电机的开发。课程将探讨以下关键主题: * **电驱动系统目标:** 分析并识别汽车行业在减排和提高能效方面面临的挑战,以及这些趋势如何推动电动汽车(EV)和混合动力汽车(HEV)的发展。 * **日产聆风(Nissan Leaf)的演变与优化:** 通过分析2011年至2018年日产聆风的进步,了解研究团队为提升电动动力总成性能和效率所采取的各种措施。 * **电机类型与磁性设计:** 深入研究车用电机中常用的永磁同步电机(PMSM)和感应电机(Induction Motors),包括它们的磁体排列方式及其对电机性能的影响,以及如何通过减少稀土元素使用和进行物理设计优化来提高效率和实现轻量化。 * **系统集成与NVH(噪声、振动与声振粗糙度)优化:** 探讨电机系统集成对NVH性能的影响,包括灵敏度分析、NVH优化策略,以及谐波径向力密度和槽、槽绝缘、极数与绕组优化如何影响电机扭矩和加速性能。 * **通用汽车凯迪拉克(GM Cadillac)混动系统案例:** 分析通用汽车在其混动动力总成中同时采用感应电机和永磁同步电机的电机选择策略,理解其背后的原因,以及这种组合对电机和逆变器系统效率的影响。 * **电机应用剖析:** 深入了解感应电机和永磁同步电机在混动汽车应用中的使用情况,以及降低电机驱动纹波的策略。 * **关键传感器技术:** 重点介绍汽车制造商在其电动和混合动力汽车动力总成中应用的关键传感器技术,包括: * 先进传感器在EV和HEV控制中的应用。 * 位置传感器的选择标准。 * 传感器安装方法及其精度保证。 * 传感器角度计算和误差定义。 * 峰峰值机械角度误差的比较。 * 通过 Resolver(磁阻式角度传感器)信号处理系统进行示例说明。 通过本课程的学习,学员将能全面掌握电动汽车电机设计中的核心技术、应用案例以及未来发展趋势。
The participant will be able to understand the power train level targets to be met by automotive manufacturers in the upcoming years and its effect on development of E motors.Electric Drive system TargetsCO2 footprint and driving forces for electrification.This section will discuss on various measures taken by the research team of Nissan motors for improved electric powertrain performance and efficiency.Evolution of Nissan Leaf - 2011 to 2013 to 2018Interior PM Magnet Motors and Induction MotorsMagnet Arrangements & Impacts on Motor PerformanceReduction of rare earth elements for motor magnetsPhysical Design Changes for Efficiency ImprovementLight Weight design and manufacturing Techniques for EV propulsion motorsSystem Integration & Impacts on NVHSensitivity Analysis & NVH OptimizationNVH Optimization and its Effects on motor torque & acceleration performanceHarmonic Content of Radial Force DensityOptimization of Slot, slot liner, Poles & WindingThe General Motors Cadillac Hybrid uses Two motors for the powertrain. Induction and PMSM Motors. Here the participants will be able to understand the background of this motor selection strategyImpacts on Efficiency of motor and inverter systemUnderstanding the usage profile of the Induction and PMSM Machines for Hybrid Vehicle applicationsStrategies for torque ripple reduction of the induction and PMSM drivesThis section focuses on the key sensor technology applied by the automotive manufacturers in their electric and hybrid vehicle powertrains.Advanced Sensor applications for Better Control of EV's and HEV'sSelection Criteria for Position sensorsSensor mounting methodologies and its significance on accuracySensor Angle Calculation and Error DefinitionComparison of Peak to Peak mechanical angle errorExemplary illustration of a resolver rotor position signal processing system.