为手持式数显铁路轨道测量尺设计并实现了一种以超级电容为供电电源和以微型手摇发电机为充电电源的设备供电方案。
A scheme of power supply using the super capacitor and the mini manual electrical generator for the hand-held digital display railway track scale has been designed and realized.
发现了手摇交流发电机演示实验中出现脉动直流电的奇异现象并对此作出了合理的解释。
The phenomenon of a pulsating direct current in demonstrative experiment of hand alternator is founded and the reasonable explanation is presented.
一种大功率手摇三相交流发电机，其包括一手把、一手把固定板、一从动齿轮、一压装齿轮、一发电机箱体。
A high-power hand-operated three-phase AC generator includes a handle, a handle fixed plate, a driven gear, a press mounting gear, and a generator box body.
一种大功率手摇三相交流发电机，其包括一手把、一手把固定板、一从动齿轮、一压装齿轮、一发电机箱体。
A high-power hand-operated three-phase AC generator includes a handle, a handle fixed plate, a driven gear, a press mounting gear, and a generator box body.
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