自适应滤波在直流电站脉动电压测试中的应用

Application of Adaptive Filter in DC Pulsating Signal Measurement

介绍了直流脉动电压产生的原因及自适应数字滤波算法,对算法中的收敛步长、参考输入端设置等问题进行了论述,在此基础上提出了改进的自适应滤波算法,通过对直流脉动电压测试信号的处理,证明了此算法的可行性及优越性。

The article introduces the reason of producing DC pulsating signal and adaptive filter algo- rithm,describes the convergence step-size and the set of input port.It also gives out an improved adap- tive filter algorithm.By use of adaptive filter algorithm in handling DC pulsating signal,it is proved that the algorithm is feasible and advantageous.