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- zero power factor method 零功率因数法
- zero power factor characteristic 零功率因数特性
- zero power factor 零功率因数
- zero power factor test 零功率因数试验
- Voltage distortion and power factor lag. 电压波形失真及功因低落。
- VoltageControl and Power Factor correction. 电压控制与功率因素调整。
- Voltage Control and Power Factor correction. 电压控制与功率因素调整
- A flyback converter with zero current switching (ZCS) resonant and power factor correct (PFC) is proposed. 提出了一种具有零电流关断(ZCS)的反激式单级功率因数校正(PFC)变换器。
- It's an important method that improving power factor(PF) will enhance the efficiency of power-using and the economization on energy. 改善工业企业用电的功率因数是提高用电效率、节约电能的重要手段。
- Some noticeable problems in application of low power factor wattmeter are presented in detail,such as measure principle and readout method. 详细介绍了低功率因数瓦特表在测量中应该注意的问题,给出了功率表的测量原理和读数方法,讨论了测量不同功率时的接线方式。
- This research aims to carry out the experiment on the zero power reactor and obtain import critical parameters. 此研究的目的是在零功率反应堆上进行临界实验,并获得重要的临界参数。
- Displacement factor, power factor of the fundamental. 位移因数;又称基波功率因数。
- The harmonic voltage at zero power test of Longquan HVDC converter station is calculated. 摘要计算了龙泉-政平HVDC工程龙泉站系统试验期间零功率试验时的谐波电压。
- Improve the power factor and reduce the reactive power dissipation. 提高系统的功率因素,减少无功损耗。
- The Wiegand sensor which is a kind of zero power sensor is choosed as theimpulse sensor. 脉冲传感器选择韦根传感器,是一种零功耗磁敏传感器。
- Based on total heat exchange factor method,the online control process for reheating furnace was studied by simulation. 以总括热吸收率法为基础,对连续加热炉在线控制过程进行了软件仿真研究。
- The principle and method for judging 48 wiring modes of the three-phase and three-wire Watt-hour meter by using pincers power factor meter are discussed in this paper. 讨论了用钳形功率因数表在线判断三相三线有功电能表48种接线方式的原理及方法。
- The basic principle and its application of chronological loop curve method, later water level method, adjusting factor method and fluctuating ratio method were analyzed here. 介绍连时序绳套曲线法,水位后移法,校正因数法,涨落比例法的基本原理及其在梧州水文站的应用分析。
- A detail analysis of producing harmonics of electronic ballast is provided. The method to reduce the harmonics distortion and improve the power factor is derived. 分析了电子镇流器产生谐波电流的原因,并以一种新型电子镇流器为例,指出了降低谐波含量、提高功率因数的方法及其实际意义。
- A convolution integral factor method is introduced to eliminate the checkboard pattern and porous material in the topology optimization. 通过数值计算验证了理论和算法的有效性;