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实验结果表明，这种检测方法是可行的，而且电路非常简单，可用于实时检测有源电力补偿器的谐波与无功电流。
The test results show that this method is feasible for real time detection of harmonic and reactive current of the active power compensator. The circuits are very simple.
针对并联型有源滤波器提出了一种电流控制新方式，与传统控制方式不同，该方式不需要检测非线性负载中的谐波及无功电流。
A new equivalence principle of current control for shunt active power filters is introduced, which having no use for measurement of harmonic and reactive currents of nonlinear loads.
有源电力滤波器的两大关键技术是谐波与无功电流的检测和补偿电流控制。
The two key technologies are harmonic and reactive currents detection, and compensation currents control.
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