A power energy measurement and long distance meter-copy system is introduced according to the features of the temporary transformer station in oil field.
文章根据油田可移动临时变电所的特点，介绍了其电能计量远方抄表系统。
They are the cavity radiometer and the water flow power meter for laser power measurement, the cone calorimeter and the volume-absorbing calorimeter for laser energy measurement.
有测量激光功率的空腔型辐射计和流水式功率计、测量激光能量的锥型能量计和体吸收型能量计。
The importance of reactive energy measurement was introduced and the principle of reactive power measurement was analyzed.
介绍了电力系统无功电能计量的重要性，并分析了无功功率的计量原理。
A laser power meter which has high accuracy and large dynamic scope is used to obtain accurate energy measurement of the laser pulse.
高精度、大动态范围的激光能量计可精确测量出激光脉冲的能量。
The accuracy of the electric energy measurement device has direct bearing on the economic benefit of each enterprise within the electric power system.
电能计量装置准确与否，直接关系到电力系统中各企业的经济效益。
The energy measurement uncertainty is less than 10%, and the power density measurement uncertainty is less than 15%.
能量测量不确定度小于10%，功率密度测量不确定度小于15%。
The technology of based on the low power MCU of MSP430F449 and energy measurement IC of CS5460 which is a highlight of low power, low cost and high accuracy measuring terminal.
介绍了基于MSP430F 449超低功耗mcu和CS5460专用电能计量芯片组进行设计的，具有低功耗、低成本、高精度特性的电能计量计费终端技术。
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。
The field of electrical power urgently needs to have a real-time and accurate management system for the electrical energy measurement.
电力行业迫切需要实现电能的实时、准确的计量系统。
The electric energy measurement is the foundation of the charge of power supply enterprise, and the accuracy of the measurements has direct influence on enterprise's economic benefit.
电能计量是供电企业进行收费的依据，计量的准确与否直接关系到企业的经济效益。
Research on electric energy measurement method based on power flow analysis;
对于目前使用的电能计量方式提出了改进措施。
The electrical energy measurement is an important part in the modern electric power marketing system.
电能计量是现代电力营销系统中的一个重要环节。
The electrical energy measurement is an important part in the modern electric power marketing system.
电能计量是现代电力营销系统中的一个重要环节。
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