Harmonics of the power system's voltage cause an increased reading of induction watthour meters.
电力系统电压谐波引起感应电度表读数增加。
2
This thesis discuss measure error of electronic watthour meter, theory analyzed and experiment researched measure error of electronic watthour meter base on harmonics.
探讨了电子式电能表的计量误差，对电子式电能表在谐波条件下的计量误差进行了理论分析和实验研究。
3
For the default of the watthour meter at present, a new solution by using the 8031 single-chip microcomputer to develope a model of electronic prepayment watthour meter is introduced in this paper.