A novel structure of the HCB based on naturally current commutating and IGBT soft switching was researched.
基于自然换流和IGBT软关断技术，研制了一种新型的HCB。
This paper introduces several typical structures of HCB and expatiate on the principle of naturally current commutating and constrainedly current commutating.
介绍了几种混合式断路器的典型结构，阐述了自然换流和强制换流的原理。
Satellite attitude control flywheel is driven by three-phase alternate commutating brushless DC motor, schema of which is torque control model (current feedback).
卫星姿控飞轮是由三相轮流换向无刷直流电动机驱动的，采用力矩控制(电流反馈)模式。
And the law of the commutating current of the breaker is presented with analysis, it will be used for selecting the breaker and confirming the commutating circuit parameters.
并且分析了它们在换流过程中的规律，为电路的开关选择和电流换流回路参数的确定提供依据。
The interruption and commutating current characteristics are analyzed by ways of combining theory and experiment.
通过理论和实验两方面相结合的方法，分析了断路器系统的开断特性和换流特性。
The interruption and commutating current characteristics are analyzed by ways of combining theory and experiment.
通过理论和实验两方面相结合的方法，分析了断路器系统的开断特性和换流特性。
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