Introduces the principle of ADE7763 chip on measuring active energy and the design of single-phase multiple-rate electricenergy meter based on chip.

介绍了ADE7763芯片测量有功电能的原理及用该芯片设计的单相多费率电能表。

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This article introduced take the AD7757 electrical energy measurement chip as the core, designs one kind of survey city electricity active power the intelligent electric meter method.

介绍了以ad7757电能计量芯片为核心，设计一种测量市电有效功率的智能电度表的方法。

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This paper introduces error_wiring common situation of three phase and three line active electric energy meter, and introduces the methods of test, analysis and amendment.

介绍三相三线有功电能表错误接线常见情况，介绍检查、分析及更正方法。

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