作者提出直流牵引电动机的各项经济指标均应以单位容积功率为标准来评价。
The author puts forward here that the specific volumetric power should be regarded as the criterion of evaluation for all of the economic norms.
本文根据电动工业车辆的牵引特性，讨论了直流牵引电动机和牵引蓄电池的匹配问题。
Based on the tractive distinction of electric industrial trucks, this paper discusses the problem of matching the direct-current tractive motor with the tractive storage battery.
在无补偿直流牵引电动机中，通常采用主极极弧为圆弧的扩张气隙来改善换向器电位特性。
The opening air-gaps with circular main pole arc are usually used to improve the potential curve of commutator on non-compensable d. c. traction motors.
介绍了ZD 1 0 8a直流牵引电动机电枢线圈的加工过程，可供同类型电枢线圈的加工制作时参考。
The paper introduces the armature winding processing for ZD108A traction motor and can be referred by same kinds of armature winding processing.
根据直流牵引电动机在持续运行中的温升变化控制通风机的电动机转速，实现通风量调节，以达到节能目的。
According to temperature changes of the DC traction motor in continuous operation, the fan motor speed is controlled, and the purposes of regulation of ventilation and energy-saving are achieved.
根据直流牵引电动机在持续运行中的温升变化控制通风机的电动机转速，实现通风量调节，以达到节能目的。
According to temperature changes of the DC traction motor in continuous operation, the fan motor speed is controlled, and the purposes of regulation of ventilation and energy-saving are achieved.
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