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西门子数控 研发部 功率电子设计工程师

Job Description

What are your responsibilities? 
1)     Involved in cross functional team for new product design or product care.
2)     Schematic design for infeed and power amplifier circuit for motor drive product.
3)     Define PCB layout instruction for power electronic circuit.
4)     Understand the interface between power unit and control unit,  motor, line system
5)     PCB and product Function test and type test.

What do you need to qualify for this job? 
1)     Product Safety and EMC and environment climatic background knowledge.
2)     Topology knowledge of switching  mode power supply. (buck, boost, flyback. Forward), power 
electronic circuit design knowledge (e.g. IGBT inverter),thermal design knowledge, EMC knowledge
3)     Circuit simulation knlowledge with Spice model.
4)   Schematic and PCB layout tool 
5)   Analog circuit and digital circuit knowledge
6)   Motor control system basic knowledge (speed and current loop, PWM)
7) Master degree is preferred. Speciality: power electronic engineering, electrical engineering, electronic 
information engineering.
8)   Good English skill
9)   Good team spirit


功率电子研发工程师岗位要求

职责:
1)  进入跨部门小组里从事新产品研发或老产品维护。
2)电机驱动产品的输入电路和功率放大电路的原理图设计。
3)功率电路的印制板设计方案。
4)理解功率部分和控制部分, 电机和电网之间的接口。
5)单板和产品整机的功能测试和形式试验。

要求:
1)产品安规, 电磁兼容及气候环境条件的基本知识。
2)开关电源拓扑知识,(降压型,升压型,反激励型,正激励型), 功率电路的设计知识 ( 如 IGBT 
逆变),热设计知识, EMC 设计知识
3)电路仿真知识。
4)会使用原理图和PCB 布板工具。
5)数模电知识。
6)电机控制系统的基本知识,(速度环,电流环和PWM产生)。

7)硕士,专业:电力电子,电气工程,电子讯息工程。
8)良好的英语能力
9)良好的团队合作精神

Organization: Digital Industries

Company: Siemens Numerical Control Ltd., Nanjing

Experience Level: Recent College Graduate

Job Type: Full-time

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