蓄电池式电机车是煤矿井下一种主要的运输装置，目前主要采用串激直流电动机驱动。
Battery electrical locomotive is a main transportation equipment in the well of colliery, which is drived by series-excitation DC electromotor mostly at the present time.
本地质工程钻机车采用双动力驱动，汽车动力与钻机专用装置动力分离工作。
This geological engineering gadding car uses dual power drive, the power of the vehicle and the power for the special device of the drill work separately.
详细介绍了HXD1型大功率交流传动机车转向架轮对驱动系统的结构、技术特点及性能，对机车车辆转向架驱动装置的开发设计提供较好的借鉴。
The structure, technology characteristic and performance of wheel set drive system of bogie on type HXD1 high-power ac drive locomotive are presented detailedly.
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