提出了一种能有效地抑制由非同步采样引起的有功功率及功率因数的测量误差的加权算法。
A weighted algorithm is proposed for reducing effectively the error caused by non-synchronous sampling in active power and power factor measurement.
建立了混合同步采样、非同步采样中两种算法的数学模型，推导了功率测量误差的一般表达式。
By establishing the mixed synchronous and asynchronous sampling arithmetic, the power measurement error expressions were deduced.
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