Although the coal conveying ability is increasing with the appearance of double-motor driving system, it leads to unbalanced power problem of double motor.

双电机拖动系统的出现，虽然使煤炭运输能力有了很大提高，但带来了电机功率不平衡问题。

youdao

The feasibility and necessity of economic reasonable operation of symmetrical reciprocating double motor drive lifter are expounded, and analyzed with actual example.

阐述了对称往复式双机拖动提升机经济合理运行的可行性和必要性，并进行了实例分析。

youdao

And the Fuzzy-follower is applied in shaft bottom coal conveyor of a medium-sized coal mine and gives good results. Thus, it solves the problem of power balance of double-motor driving system.

该模糊跟随器在某中型煤矿的井下原煤运输系统中进行了实际应用，效果良好，较好地解决了双电机拖动系统的功率平衡问题。

youdao

The electric drive produces 95 hp, more than double the power of the previous model's electric motor (47 hp).

ENGADGET: Porsche Panamera S E-Hybrid plug-in model brings 416 guilt-free horsepower

Once out in traffic, I appreciated how the electric motor assistance gave me the necessary speed to keep up with the red double-decker buses.

BBC: Rent an electric bike in London

The three largest U.S. automakers grew their sales at double-digit speeds after having suffered the worst sales month since 1983 in August, while Toyota Motor continued to suffer losses.

FORBES: Magazine Article