本文讨论了国内汽轮发电机组常用的交流励磁机—整流器励磁系统的运行特性。
This paper discusses the performance of the conventional alternative exciter— rectifier excitation system of the domestic turbo-generator set.
旋转整流器故障识别是无刷励磁同步电机故障监测的难点之一。
Recognizing faults of rotating rectifiers is one of the difficult problems in monitoring synchronous machines with brushless excitation systems.
多相无刷励磁系统旋转整流器的故障检测一直以来是个技术难题，没有很好的解决方案。
The solutions of fault detection for rotary rectifier in multi-phase brushless excitation system are always technical difficulties, and there is a lack of perfect solutions at present.
采用类似于交流电机磁链观测的方法来构造一个虚拟电网磁链，可以代替电网电压作为PWM整流器矢量控制中的定向矢量，达到省去交流侧电网电压传感器，降低PWM整流器成本的目的。
So a virtual line flux has been constructed to serve as the oriented vector instead of the line voltage vector to remove the AC voltage sensors and reduce the cost of PWM rectifiers.
准确观测虚拟电网磁链是PWM整流器虚拟电网磁链定向无电压传感器运行的关键。
The key problem of the virtual line-flux-linkage vector oriented control of the PWM rectifier without line voltage sensors is to observe the virtual line-flux-linkage accurately.
准确观测虚拟电网磁链是PWM整流器虚拟电网磁链定向无电压传感器运行的关键。
The key problem of the virtual line-flux-linkage vector oriented control of the PWM rectifier without line voltage sensors is to observe the virtual line-flux-linkage accurately.
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