The instrument can also supply low-voltage load of substation if zigzag connected second…
如果在铁芯上再装设曲折连接的副绕组,还可向变电所的低压负载供电。
Power system of the "three lines of defense" concept put forward, more enhanced low-frequency-low-voltage load shedding equipment status.
电力系统“三道防线”概念的提出,更增强了低频低压减载设备的地位。
The uniform criterion, principle and methods of configuration for under-voltage load shedding in domestic power grids is lacking until now.
对于低压减载配置,国内至今还没有一个统一的标准、配置原则和配置方法。
To satisfy the demand of the real time signal measurement of the high voltage load capacitor, the thesis developed a set of measurement instrument.
论文还研制了一套高压信号实时检测装置以满足电容器负载高压信号实时检测的需要。
Using the proposed switch control strategy to track the references, load voltage and current are compensated.
利用上述的开关策略进行跟踪,达到对负载电压和电流补偿的目的。
To monitor the output voltage, a voltmeter is connected in parallel with the load resistance.
为了监测输出电压,将一个伏特计与负载电阻并联在一起。
It has excellent output stability by following up the variation of input voltage and connected load, they almost can't be damaged in normal use.
它遵循了输入电压和负载变化连接良好的输出稳定,他们在正常使用下几乎不会有损坏。
The result indicates that it is really feasible to adopt SVC to supply load dynamic reactive power to Jiangsu power grid for increasing voltage stability.
结果表明,现阶段采用SVC提供江苏电网扰动时负荷的动态无功支持,提高电压稳定性是一项可行的措施。
The reference signal in this control approach is obtained by detecting both source current and load voltage.
该控制方式的指令信号通过同时检测电源电流和负载电压得到。
The armature voltage and external load torque are inputs to the system.
电枢电压和外负载转矩是系统的输入。
The basic purpose of a shunt capacitor bank is to increase the local circuit voltage and or reprove the load power factor carried by the circuit.
并联电容器组的基本目的是要提高当地线路的电压,或提高引线路所带负荷的功率因数。
If the load resistor was connected directly across the voltmeter input terminals, the current through the relay contacts would cause a voltage drop and the measured cell voltage would be in error.
如果负载电阻被直接连接到伏特计的输入端子,通过继电器触点的电流会产生电压降,测得的电池电压将存在误差。
UPS in a very short time into the "German sunshine low storage battery voltage automatic shutdown" working condition, so as to stop supply power to the load.
UPS在极短时间内进入“德国阳光蓄电池电压过低自动关机”的工作状态,从而停止向负载供电。
The power subsystem of the communication facility must provide a flow of current under controlled conditions of voltage and load.
通讯设备的亚系统必须在额定的电压和电负荷下才能提供顺畅的电流。
In some cases, the need to use a variety of load voltage, but also used for DC-DC inverter, 24vdc power if converted to 5vdc power (note, not a simple step-down).
在某些场合,需要使用多种电压的负载时,也要用到DC - DC逆变器,如将24vdc的电能转换成5vdc的电能(注意,不是简单的降压)。
In some applications, it may be desirable to measure each cell voltage, both with and without a load.
在有些应用中,则可能希望测量每一单体电池的电压,包括负载和空载。
Nonlinear load a nonlinear load is a load for which the relationship between voltage and current is not a linear function.
非线性负载电压和电流之间是非线性关系的负载称为非性形负载。
The control system functions to keep speed of the machines substantially constant and the voltage within prescribed limits, even the load may change.
控制系统的功能是在负载随时变化的工况下,确保机组转速恒定,并使电压输出控制在要求范围之内。
The results showed that the sinusoidal output voltage at high Q and non-sinusoidal output voltage at low Q were obtained respectively when the parameters of the load network got various.
结果显示,当放大器的负载网络取不同参数值时,分别得到高q值的正弦输出电压和低q值的非正弦输出电压。
Undershoot Undershoot refers to the amount by which voltage or frequency drops below the nominal value as the voltage regulator or governor responds to changes in load.
下超调下超调指电压调整器或控制器在应对负荷变化时,电压或频率低于额定的量。
Therefore, the subsequent programmed output voltage will be the actual voltage across the load.
所以,随后编程的输出电压即为负载端的实际电压。
The effect on the generator excitation magnetic field is different when the capacity and power factor of load are different, and the effect on the internal impedance voltage drop is different, too.
而不同容量的负载,以及负载的不同功率因数,对同步发电机励磁磁场的作用是不同的,对同步发电机的内部阻抗压降的作用也是不一样的。
At different occasion, it's varied in power source voltage, load and current, and a certain adjustment shall be made on liquid resistance value.
在不同的场合,电源电压的高低、负载的轻重、过电流的大小不一样,液体的阻值须作一定的调整。
The circuit of the invention is simple, the wave output is pure sine wave, voltage and frequency output is stable, they do not change with input voltage and load.
本发明电路结构简单,输出的交流电的波形为纯正弦波,输出的电压和频率稳定,不会随输入电压和负载的变化而变化。
Its working principle and load voltage variation are all presented.
概述了其工作原理及负载电压变化。
The simulation and experimental results illustrate advantages of the inverter:fixed switching frequency, high output-voltage performance, and strong nonlinear load adaptability, etc.
仿真和实验结果证实了该逆变器具有开关频率固定,输出电压波形质量好,非线性负载适应能力强等优点。
The influence of load characteristics to the relative electrical distance index is discussed and compared with the voltage stability load bus index. The equivalence of both indexes is proved.
论述了负荷特性对相对电距离指标的影响,并与电压稳定性负荷节点指标进行了比较,论证了两种方法的等价性。
The influence of load characteristics to the relative electrical distance index is discussed and compared with the voltage stability load bus index. The equivalence of both indexes is proved.
论述了负荷特性对相对电距离指标的影响,并与电压稳定性负荷节点指标进行了比较,论证了两种方法的等价性。
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