This paper introduces principle of 93lcxxb serial EEPROM and application of the chips in intelligent watt hour meters.

介绍93lcxxb系列串行EEPROM的工作原理及其该系列芯片在智能型电度表中的应用。

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The metering error considers the non linear effect of the voltage coil and current coil in watt hour meter under different order of harmonics and different distortion degree of input waveform.

计量误差考虑了电度表电压线圈和电流线圈在不同的谐波次数以及谐波大小时的非线性效应。

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Digital watt-hour meter is the necessary equipment with increasingly wide application while it is necessary realization of quantity traceability.

数字式电能表是必备设备，应用越来越广泛，实现量值溯源是非常有必要的。

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The Spark's 39 Watt hour battery has both a high-powered USB port for tablets and a standard USB port for phones and other handheld electronics.

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One watt generates 3.41 BTUs, so each 250-watt device generates 852.50 watts per hour, or 7, 467, 900 BTUs annually.

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The mariner uses a 250 watt free-spinning motor mounted in the front wheel for propulsion and high capacity 36 volt 9 amp hour advanced lithium battery (LiFEPO4) which provide a smooth, powered ride on flat and hilly terrain.

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