西微所--微电机杂志 关键词：机械换向；电子换向器；新直流电动机；电枢电路 [gap=565]Key words: mechanical commutation；electronic commutator；New DCM；armature circuit
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external armature circuit 电枢外电路
armature-circuit 电枢电路
armature-circuit loss 电枢绕组损耗
Armature circuit resistance 改变电枢回路电阻
external l armature circuit 电枢外电路
time contant of armature circuit 电枢回路时间常数
armature short circuit test 电枢短路试验
armature short circuit check 电枢短路检验
The armature circuit may be fed from either an amplifier or a contactor. The direction and speed of armature rotation depend on the value and polarity of the armature voltage.
线圈环路可以连接到放大器或者电流接触器上，线圈转动的方向和速度的大小取决于线圈电压的记性和数值大小。
Then the model is applied to simulate the direct start-up process, the reduced voltage starting process and the starting process with series resistance in the armature circuit.
据此仿真模型，进行了并励直流电动机的直接起动、降压起动、电枢回路串电阻起动的实例仿真实验，给出了有关仿真结果。
The field circuit and the armature circuit can be interconnected in various ways to provide a wide variety of performance characteristics - an outstanding advantage of DC machines.
励磁绕组和电枢电路有各种接法，因而有不同的性能，这是直流电动机的显著优点。
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