A novel fault tracking approximator for fault diagnosis scheme of high voltage direct current transmission (HVDC) system is proposed.

提出了一种新的故障跟踪估计器来诊断高压直流输电(HVDC)系统中的故障。

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The high voltage direct current (HVDC) system connected with weak AC system is considered to be one of the causes for voltage instability.

与弱交流系统相连的高压直流系统被认为是引起电压不稳定的一个因素，评价交直流系统电压稳定性的方法相当复杂。

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The design of filtering equipments is one of the key technologies of the High Voltage Direct Current (HVDC) system.

滤波装置的设计是高压直流输电(HVDC)的关键技术之一。

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Its high-voltage direct current system is delivering electricity to the British Petroleum platform in the middle of the ocean.

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