查询词典 excitation voltage

In this paper, dry-type transformers 10kV-circuit the development of a load voltage change-over switch, which uses advanced power electronics and opto-mechatronics technology, with the non-excitation voltage regulating transformer is converted to on-load tap changer functions, solve of the non-excitation voltage transformer without power interruption can not adjust voltage, voltage regulator is not convenient, and the shortcomings in time, and have the best communication interface

本文针对10kV 无励磁干式变压器研制一种有载调压转换开关，它采用先进的电力电子技术和光机电一体化技术，具有把无励磁调压变压器转换为有载调压变压器的功能，彻底解决了无励磁调压变压器不停电不能调整电压、调压不方便和调压不及时的弊病，并具备完善的通信接口，可方便地嵌入配电系统的电压无功控制和电力监控中，提高了变压器供电系统的自动化水平。

As a result, the excitation voltage time is different for each resistance to be measured.

造成的结果就是每个被测电阻的激励电压时间是不同的。

You then can use the measured excitation voltage in the voltage-to-strain conversion to compensate for lead losses.

然后你能通过测量励磁电压在voltage-to-strain转换来补偿引导的损失。

Any change in the excitation voltage results is a change in the analog input voltage seen by the ADC.

任一变化在励磁电压的结果是由模数转换器在模拟输入电压。

While there is no standard voltage level that is recognized industry wide, excitation voltage levels of around 3 V and 10 V are common.

虽然没有标准电压水平，是公认的行业广泛、激励的电压等级3伏特和10个V是很普遍的。

ABSTRACT: The quality of voltage is more and more concerned. the use of OLTC to improve the power quality is a very effective method, but currently in use for more than 90% of dry-type transformers is no excitation voltage type.

电压质量的好坏越来越受到人们的关注，使用有载调压变压器是一种改善电能质量很有效的方法，但是目前使用的干式变压器90%以上是无励磁调压型的。

How fast will an increment of the excitation voltage reach 95% of the difference between ceiling voltage and the system voltage rating.

励磁电压增加到最高电压和系统额定电压之差的95%时要多少。

The main body of a book have analysed a generator losing the magnetism physics process , have given a generator out the fundamental equation losing the magnetism queen; By using simulated module of electric system in Matlab/Simulink,build a single infinity system emulation model , have included module such as generator , excitation system , transformer , idle work power source , circuit loads , infinity system , transmission line; Lose magnetism condition two kinds specifically for the excitation winding loses magnetism and the part completely losing magnetism, lower emulation having carried out different working condition, have gained machine holding stater voltage , have encouraged the magnetoelectricity stream , excitation voltage and output having performed meritorious service power wave form change condition; By simulated wave form of contrast , to every electricity amounts, change law has carried out theoretical analysis.

本文分析了发电机失磁的物理过程，给出了发电机失磁后的基本方程；通过使用Matlab/Simulink中的电力系统仿真模块，建立一个单机无穷大系统仿真模型，包括了发电机、励磁系统、变压器、无功电源、线路负载、无穷大系统、输电线路等模块；针对励磁绕组完全失磁和部分失磁两种失磁情况，进行了不同工况下的仿真，获得了机端定子电压、励磁电流、励磁电压和输出有功功率波形的变化情况；通过对比仿真波形，对各电气量变化规律进行了理论分析。

The instantaneous power theory was employed to analyze the instantaneous power of the control winding and the control scheme for the DWIG system with diode bridge load was obtained. The component of the currents on the control-winding flux determines the instantaneous reactive power, and the component on the perpendicular direction of the flux decides the reactive power. The former one influences the DC voltage of the diode bridge on power winding and the latter one influences the DC voltage of the static excitation controller of control windings.

基于瞬时功率理论，推导出按控制绕组磁场定向时控制绕组的瞬时功率，在此基础上分析了带整流桥负载的定子双绕组感应电机发电系统在宽转速运行时的电压调节机理，即：控制绕组电流在控制绕组磁场及其法线上的分量，分别决定着发电系统功率绕组整流桥直流侧电压和控制绕组静止励磁控制器(static excitation controller，SEC)直流侧电压，据此提出宽转速运行时DWIG发电系统电压控制策略。

There are some important and novel conclusions deduced: 1. The curve of resonance output vs excitation voltage shows that electrostatically excited resonator could be easily excited by low excitation voltage and could be well protected when overloaded due to the good structure design.

静电激励微谐振器谐振峰值与交流激励电压的关系曲线表明该谐振器在较低的电压激励下即可获得较大的振幅，同时该谐振器具有良好的过载保护功能，在用于精确测量时，必须保证激励电压处于该曲线的线性段。

It is also known as one of the most poisonous naturally occurring substances.

它也被称为一个最自然发生的有毒物质。

The greatest stress is found at the location on the cross section where V is the largest.

最大应力出现在横截面上V为最大的地方。