1) excitation current/voltage
励磁电流/电压
2) vdc excitation voltage
直流电励磁电压
3) dc excitation voltage
直流励磁电压
4) excitation voltage
励磁电压
1.
According to the impedance characteristics of the generator and the characteristics of the change of excitation voltage,a relatively self- contained and integrated schem e is proposed.
根据失磁过程机端电压特性和励磁电压变化特性 ,提出了一种综合的、较为完备的计算机失磁保护方案。
5) excitation current
励磁电流
1.
Influence of DC magnetic bias on excitation current of transformer;
直流偏磁对换流变压器励磁电流的影响
2.
In synchronous motor power factor ahead of the work, it must be properly regulated motor excitation current compensation can give full play to their ability, according to the author of the text of the theory and practical experience on the right conditioning methods, which have a certain learn.
同步电动机可以在超前的功率因数下工作,但必须正确地调节电动机的励磁电流才能充分发挥其补偿能力,该文笔者根据理论和实践经验,介绍了正确的调节方法,具有一定借鉴意义。
3.
This paper discussed the relationship among overload capability,excitation current and power in the process of the synchronizing of the asynchronous motor.
异步电动机同步化后,电机所带负荷比较大时,会产生失步现象,根据异步电动机的负荷情况,从理论和实验分析同步运行时所需的励磁电流与功率的关系表达式。
6) Exciting current
励磁电流
1.
Experimental studies and calculations of the exciting current in the transformer under DC bias magnetization;
直流偏磁下变压器励磁电流的实验研究及计算
2.
The main task of control system of eddy current dynamometer is rotational speed controlled and torque retarded with the adjustments of throttling location and exciting current,which is important to the combustion engine experimental measurement technique.
电涡流测功机控制系统的主要任务是通过调节内燃机油门位置和测功器励磁电流以控制转速和制动力矩,是决定内燃机台架试验技术水平的重要方面。
3.
From research,It is known that the flux of single-phase transformer would offset and exciting current of single-phase transformer would be distorted under DC current inrushing.
直流电流通过两个Y0连接的变压器中性点侵入电力系统,故针对三相三柱变压器直流入侵情况建立了直流入侵下的三相三柱变压器的电路模型和相应的方程,结合三柱磁路的麦克斯韦方程和非线性的B—H曲线方程,利用数字迭代法,在MATLAB环境下编程计算了三相三柱变压器直流入侵下的变压器励磁电流和谐波特征。
补充资料：励磁系统顶值电压倍数
励磁系统顶值电压倍数
excitation system ceiling voltage ratio
I一e}x!tongd旧gZh一d一onyo bershu励磁系统顶值电压倍数(exeitation systemeeiling voltage ratio)同步发电机的励磁系统在规定条件下能够提供的直流电压最大值与其额定励磁电压之比值。 励磁系统顶值电压越高，电压响应速度也越快，可提高励磁系统的自动调节性能，有利于电力系统的稳定运行.但是考虑到电机的绝缘强度和造价等因素，顶值电压值应受到限制。 中国国家标准规定励磁系统顶值电压:100 Mw及以上的透平发电机励磁系统顶值电压倍数一般不低于1.8，50 MW及以上水轮发电机不低于2，其他不低于1 .6。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条