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POWER LOSS MEASURING SYSTEM FOR MEASURING POWER LOSS AT HARMONIC FILTER INCLUDED IN HIGH VOLTAGE DIRECT CURRENTHVDC STSTEM AND METHOD FOR MEASURING POWER LOSS THEREOF
POWER LOSS MEASURING SYSTEM FOR MEASURING POWER LOSS AT HARMONIC FILTER INCLUDED IN HIGH VOLTAGE DIRECT CURRENTHVDC STSTEM AND METHOD FOR MEASURING POWER LOSS THEREOF
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机译:高压直流直流输电中谐波滤波器功率损耗的测量系统及其功率损耗的测量方法
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摘要
Disclosed is a power loss measuring system for measuring a power loss at a harmonic filter included in a high voltage direct current (HVDC) system. The power loss measuring system according to the present invention includes a harmonic filter which includes a plurality of elements, a monitoring sensor unit which senses the impedance change of the plurality of elements, and a control unit which calculates a loss of the harmonic filter by using the impedance change amount of the plurality of elements. Accordingly, the present invention can monitor a voltage failure of a capacitor unit by sensing the voltage of the capacitor unit comprising a capacitor of the harmonic filter.
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