the armature current waveform of bldcm were analyzed.
着重分析无刷直流电动机(bldcm)电枢电流波形。
it is automatically passed neutral section through the control on up and down of armature current and the switch-on & off of main circuit breaker.
通过控制电枢电流的升、降和主断路器的分、合完成机车自动过分相过程。
for solving the problem that dc variable speed system becomes unsteady when armature current is seriously discontinuous, a parameter variable regulator is presented in this paper.
文章就典型的直流双闭环调速系统设计方法进行说明。 针对电枢电流不连续时,系统参数发生变化,造成系统性能变差,列出相应的电流环调节器参数的求法。
using fem the torque is calculated taking into account the commutation of the armature current and the fluctuation of the rotor reluctance. the effectiveness of analysis is approved.
计及了电流换向和齿槽效应引起的波动,采用有限元法计算了星形联结电机的电磁转矩,证明了分析的正确性。
this paper introduces an imported armature current self adaptive regulating circuit in sc r dc adjustable speed system, and describes the operation principle of the circuit in particular.
本文介绍一个引进的可控硅直流调速系统中的电枢电流自适应调节线路,着重分析其工作原理。
this method is used to analyze the non-linear magnetic circuit by specific permeance calculation while the magnetic saturation caused by armature current and exciting current is taken into account.
该方法可以在任意转子位置、任意励磁电流和电枢电流下求得各支路的磁通。
in the part of prime mover simulation, the technique of armature current feedback plus speed feedback is adopted to alter the mechanical character of the dc electromotor.
在原动机模拟部分,采用电枢电流负反馈加转速负反馈的方法对直流电动机的机械特性进行改造。
when motor running in blocked torque , the armature current is called peak torque current.
与峰值堵转转矩相应的电枢电流称为峰值堵转电流。
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。
the real-time rotational speed and the armature current of the main electromotor can be shown accurately and digitally.
系统以数字显示输出主电机实时转速和电枢电流值,显示準确、直观。
the problem about the fuzzy feedback of armature current and load balance control is studied, taking the g m high power system as the object.
以大功率gm系统为对象 ,提出了电枢电流模糊反馈和电机负荷均衡控制的问题。
the human-machine interfaces including speed waveform display and store, armature current monitoring, control parameter setting, experiment instruction and report generator are introduced in detail.
其人机操作界面包括转速波形的显示和存储、电枢电流监控、参数的设置、实验指导书和实验报告调用等功能。