Electric Arc Furnace (EAF) used in metallurgy industry often causes unbalanced three-phase load power, and therefore generates severs flicker to the grid, which seriously impact the power quality.
在冶金工业中使用的电弧炉可引起电网三相负荷不平衡，产生谐波引起电流闪变，严重影响电网电能质量。
For smaller regional hubs that use the IHS load balancing capability that is provided with ClearCase and ClearQuest phase three is optional.
对于使用IHS负荷平衡功能的小型区域性轴心来说，向它提供的ClearCase与ClearQuest阶段三都是可选的。
Parameter test and load discharge can process at one time. It is controlled by CPU, and can automatically test three-phase voltage, current and power ETC.
参数检测和带载放电同时进行，单片机控制，可自动检测三相电压、电流、频率等参数。
This system can avoid the influence that three-phase imbalance load towards the output voltage of inverter.
该系统可以避免三相不平衡负载对逆变器输出电压的影响。
This paper explained in brief the relation of three-phase asynchronous motor among efficiency, power factor, load rate and power and every power saving measures.
本文简述了三相异步电动机运行中的效率、功率因数、负载率和功率的关系及各种节电措施。
The characteristic and application conditions of three-phase ac intelligent thyristor power module (ITPM) and load characteristic of klystron are presented.
简要叙述了三相交流晶闸管智能模块(ITPM)的性能特点、应用情况以及速调管的负载特性。
Through analyzing the asymmetry about the power among three phase of the no-load experiments of the triphase asynchronous motor is designed.
通过对三相异步电动机空载实验中遇见的故障——三相相间功率的极大不对称性进行分析。
In this paper, the breaking transient formulas of terminal voltage and field current of synchronous machine with three phase symmetric load have been derived.
本文导出了同步电机三相对称负载突然拉开，电机端电压与励磁电流在瞬态过程中的解析表达式。
The paper introduces some experience in anti-interference for design and parallel operation of small intermediate frequency three-phase synchronous generator with active load.
本文介绍了带有源负载时，小型三相同步中频发电机的设计和并联运行时抗干扰方面的一些经验。
According to wear and energy-saving principle of three-phase asynchronous motor, relations between pressure of motor and load are researched herein that is pressure is restrained by the load to rate.
根据三相异步电动机损耗及节能原理，研究异步电动机端电压与负载大小之间的关系：电压将受负载对转速要求的制约。
Based on the branch-current-based current method, this paper presented a three-phase state estimation method for Distribution where the load current is considered as the state variable.
在基于支路电流的三相配电网状态估计的基础上提出了以负荷电流为状态变量的配电网的三相状态估计方法。
Several issues of power quality are presented, including harmonics, reactive power, three phase unbalance, large difference between peak load and vale load, voltage disturbance and so on.
第一章简单介绍了目前电网存在的几种问题，包括谐波问题、无功问题、三相不平衡问题、用电峰谷差过大的问题以及电压异常、断电问题等；
Discussing a kind of power topological solution and its current control method of the three-phase energy feedback type electronic power load used in aero-generator testing.
论述了一种用于航空发电机测试用的三相馈能式电子负载功率拓扑方案及其电流控制策略。
Three-phase autotransformer with pure resistor load is chosed for the simulation experiments.
选用三相自耦式变压器，纯电阻负载为对象进行模拟实验。
The three-phase analysis method should be applied for the distribution calculation of electrical traction load in the electrical system.
电力牵引负荷在电力系统中的分布计算宜采用三相分析法。
Four kinds of test methods for determining stray-load loss of three-phase cage asynchronous motors were introduced, including three kinds of procedures by measuring and by assuming.
介绍了三相笼型异步电动机负载杂散损耗的四种测试方法，包括三种实测法和推荐值法。
Resistant to a serious imbalance between three-phase output, or even a relative no-load and normal energy-saving equipment.
能抗三相严重不平衡输出，甚至某相空载而设备正常节能。
The reactive power and current of three-phase unbalanced load are compensated.
配电网三相负荷不平衡运行将增加配电网的电能损耗。
The load operation of a three-phase induction-voltage regulator is presented briefly. The related data, phasor drawing and parameters in secondary circuit, primary load circuit and imput are analyzed.
简要介绍了三相感应调压器的负载运行情况，对二次回路参数、负载时一次回路参数、输入参数、相关数据和相量图进行了分析。
Harmonic load model is established by transforming the harmonic currents from two-phase at LV side to three-phase at HV side.
将谐波电流从低压侧的两相转换到高压侧的三相，建立谐波负荷模型。
Because the bank adopts late-model components, high power density, it has not red-hot phenomena. It is pure resistive load and three-phase current balance.
本机采用新型功耗组件，功率密度高，无红热现象，为纯阻性负载，三相电流平衡。
The hybrid method of compensation:three-phase compensation and split-phase compensation is used to achieve a three-phase unbalanced load reactive power compensation;
采用三相共补与分相补偿的混合补偿方式，实现对三相负载不平衡的无功补偿；
The PWM control strategy with 3-th harmonic in addition is presented for four-leg three-phase inverter, the inverter can deal with unbalanced load and has a high utilization of dc bus voltage.
本文将三次谐波注入的PWM控制方案应用到四桥臂三相逆变器中，可以带非对称负载且具有较高的电压利用率。
The simulation results suggest that the proposed load model be quite stable and accurate under the single-phase short faulty, two-phase short faulty and three-phase short faulty.
仿真结果表明所建立的负荷模型在单相短路、两相短路和三相短路条件下均具有良好的稳定性和准确性。
The simulation results suggest that the proposed load model be quite stable and accurate under the single-phase short faulty, two-phase short faulty and three-phase short faulty.
仿真结果表明所建立的负荷模型在单相短路、两相短路和三相短路条件下均具有良好的稳定性和准确性。
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