electromotive force
英
美
电动势
英英释义
noun
- the rate at which energy is drawn from a source that produces a flow of electricity in a circuit
双语例句
- If the carrier wave transmitted to the tags without power supply is not enough, there will be no electromotive force.
如果没有电力供应情况下传输到标签上的载体电波不够，就不会有电动势。 - A measure of the property of an electric circuit by which an electromotive force is induced in it.
测量能产生电动势的电路的特性的单位。 - PWM Speed Control System of DC Motor Based on Speed Measuring by Counter Electromotive Force
基于反电动势测速的直流电动机PWM调速系统的设计 - The common principle is the use of the induction of an electromotive force by the variation of the magnetic flux through a coil.
一般原理均是使用通过线圈的磁通量变化感应的电动势。 - Years in the motor current is outside the power supply from the induced electromotive force and the direction of armature current I in opposite directions.
在电动机里电流是由外电源供给的感生电动势的方向和电枢电流I方向相反。 - Analysis of No-load Back Electromotive Force for a Permanent Magnet Linear Motor with Short-pitch Concentrated Windings
短距集中绕组永磁直线电机空载反电势分析 - The ratio of the electromotive force produced in a circuit by self-induction to the rate of change of current producing it, expressed in henries.
线圈中由于自感产生的电动势和电流变化的比，以亨利表示。 - Revising method of ( thermal) electromotive force
（热）电动势修正法 - The utility model comprises a SCM provided with A/ D convertor and3 rotor magnet steel position sensor signals taken from the counter electromotive force of the motor rotor winding.
包括带A/D转换器的单片机及取自电动机定子绕组的反电动势的三个转子磁钢位置传感器信号。 - The generation of electromotive force in a closed circuit by a varying magnetic flux through the circuit. The small part which returns via an air path is called the leakage flu and is indicated by dotted lines.
电磁感应在一个封闭回电路里，通过改变其磁流而产生电动势一小部分经空气路径返回的磁通量，叫做漏磁通量，并用虚线画出。