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西门子数控 研发中心 功率电子研发工程师

Job Description

功率电子硬件工程师
1) Product Safety, certification (CE, UL---),  EMC and environment background knowledge.
了解产品安全,认证, 电磁兼容及气候环境条件的知识。
2)  switch mode power supply design knowledge, e.g.  transformer design, topology selection.
开关电源的设计知识, 如变压器设计,拓扑选择。
3)  IGBT selection and power loss calculation, power module thermal model knowledge.
IGBT选型及功耗计算知识, 功率模块热模型。
4)  IGBT protection knowledge.
IGBT过流短路保护知识。
5)  DC link capacitor selection and related qualification and lifetime calculation knowledge.
直流母线电容的选型知识, 以及寿命计算。
6)  IGBT discrete gate drive circuit design knowledge.
IGBT分立驱动电路的设计知识。
7)  IGBT pulse test knowledge,e.g. define test set up, test criteria. 
IGBT脉冲测试知识,如测试方案和测试标准的制定。
8)  Power electronic circuit simulation knowledge, e.g. PLces or LTspice
功率电路的仿真知识, 如PLces or LTspice 仿真工具的应用。
9)  Current measurement knowledge, e.g. current sensor, shunt calculation.
较深的功率电路的电流测量知识,如电流传感器,分流器的计算。
10)  Thermal design knowledge for power electronic circuit.
功率电路的热设计知识。
11)  Motor control system basic knowledge.
电机控制系统的基本知识。

Organization: Digital Industries

Company: Siemens Numerical Control Ltd., Nanjing

Experience Level: Early Professional

Full / Part time: Full-time

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