power measurement

After all these improvement methods to be adopted, the limiting value(≈ 2.5 σ) or the AC/ DC transfer error caused by thermal converter will be less than 10 ppm in AC power measurement with single time.

当这些措施都被采用后，在进行单次交流功率测量时，可使由热电变换器引起的交、直流转换误差的极限值（≈2.5σ）小于10ppm。

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A Method of Eliminating Asymmetry Error in Three Phase Reactive Power Measurement

消除三相无功功率测量中不对称误差的一种方法

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Direct Measurement of Power Angles in Wide-area Power System Dynamic Supervisory Development of multi-function real time phase angle monitoring system and its application in Northwest China Power Grid

电力系统广域动态监测中的功角直接测量技术广域电网相量测量系统在西北电网的开发及应用

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Time-division Multiplier for Electric Power Measurement

用于电能测量的时分割乘法器

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The evaluation of errors about time division multiplier with hysteresis comparator in AC power measurement

回差式时分割乘法器功率测量的误差分析脉冲调制乘法器品质改善的途径

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Design of laser power measurement system on Stereolithography

光固化快速成形激光功率检测系统设计

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An analysis of contact lens optical properties and the back vertex power measurement

接触镜光学特性和后顶焦度测量分析

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Radiation Force Calculation and Acoustic Power Measurement of High Intensity Focused Ultrasound in Acoustic Field of an Artificial Abortion Equipment

高强度聚焦超声终止早孕机声场的辐射力计算与声功率测量

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Sound Power Measurement in a Narrow Room Chat Room Next Room

狭小空间条件下的声功率测量

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To ensure the AC/ DC transfer error caused by thermal converter to be less than 20 ppm, there are some special and tight needs for thermal converter in AC power measurement with single time.

为了保证在单次功率测量时由热电变换器引起的交、直流转换误差小于20ppm，对热电变换器提出一系列的特殊要求。

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Design of the Power Measurement System Base on Single-Chip Microcomputer for EV Storage Batteries

基于单片机的EV动力蓄电池组电量计量系统的设计

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Research of asynchronous EM reactive power measurement under non-sinusoidal waveform in three-phase circuit

非正弦状态下三相异步电机无功功率测试研究

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Based on the special power measurement chip, real-time, accurate and quick measurement of electric parameters is realized and the performance of the control system is improved.

提出一种基于三相电能专用计量芯片的设计方案，实现对系统所需要的电力参数进行实时、准确及快速的计量，提高了整个控制系统的性能。

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An AC power converter that based on a novel mixed sampling method, the principle of the sampling power measurement, and the power measurement algorithm and its measurement errors are described.

提出了一种混合采样的交流功率转换器，叙述了该种采样功率测量的原理，推导了功率测量的算法和功率测量误差。

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B-Intelligent Power Measurement voltmeter, ammeter, and more kinetic energy measurement table code?

智能电力测量电压表, 电流表, 多动能测量表程序代码?

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The Uncertainty Assessment of Measurement Result of Working Platinum-10% Rhodium/ Platinum Thermocouple with Short Length Thermoelectric Power

工作用铂铑10~-铂短型热电偶热电势测量结果的不确定度评定

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The application of 7330 power measurement on movable power station of oil rig

7330电力监视器在石油钻机移动电站中的应用

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The Design of Absolute Power Measurement System of Zero Power Reactor Based on Reactor Noise Analysis Technology

大功率沸腾式反应堆基于反应堆噪声技术的零功率堆绝对功率测量系统设计

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Digital compensating method in mechanical power measurement of motor

电机轴功率测试的数字补偿方法

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Measurement and Analysis System of Thermal Property for Power LED Based on NI DAQ

基于NI DAQ的功率LED热特性测量分析系统

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The utility model relates to a power and oil consumption meter for a tractor, which belongs to the mechanical power measurement field.

本实用新型是一种拖拉机功率油耗仪，它属于测量机械功率领域。

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Thermal Power Measurement Laboratory of State Power Corporation

国家电力公司热工计量实验室

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Research on Power Measurement with Nonsinusoidal Waveform Based on Artifical Neural Networks

基于人工神经网络的非正弦功率计量研究

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Research on a Thermal Probe Method for the Measurement of Pulverized coal Concentration in a Pulverized coal Transport System of a Power Plant

电厂送粉系统煤粉浓度测量的热探头方法研究

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This paper describes a measurement method which is by increasing the counting of the pulse rate greatly through extending high speed counter outside of a general single chip microprocessor, accomplishes high accuracy and high resolving power measurement of signal's frequency and period, and provides practice examples.

本文叙述了普通单片机通过外扩高速计数器，大大提高系统定时器／计数器的计数脉冲速率，实现高精度、高分辨率的信号频率及周期的测量方法，并给出了应用实例。

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B-Intelligent Power Measurement voltmeter, ammeter, and more detailed kinetic measurement table code!

智能电力测量电压表, 电流表, 多动能测量表程序代码详细!

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The aim of using reversal current chronopotentiometry is to eliminating the influence of thermoelectric power which is generated under resistance measurement.

反向电流法是为了消除电阻测量中的热电势。

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Thermoelectric Power Measurement of Amorphous ⅲ-ⅴ Compounds Semiconductors

非晶态Ⅲ-Ⅴ族化合物半导体的热电势测量

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Study on image acquisition and processing for objective dioptric measurement of eye SYSTEM FOR THE OBJECTIVE MEASUREMENT OF DIOPTRIC POWER OF HUMAN EYES

人眼光焦度客观式测量的图像采集处理研究

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In this paper, we proposed a second-order fast convergence distributed power control algorithm based on SIR measurement. Applying iterative method for power updating, this algorithm uses both current power level and previous power level to adjust transmission power.

论文提出TD-SCDMA系统中的基于SIR测量的二阶快速收敛分布式功率控制算法，使用当前功率和前次功率共同参与运算控制移动台发射功率。

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