Because the most torque an electric motor has is at zero speed.
因为电动马达的最大力矩处于零速度。
Traffic congestion in the urban areas, but by motor naive drive, achieve zero emissions.
在交通拥堵的城市地区，可由电机天真驱动，成功实现零排放。
The static pressure is greatest where gas flow is zero, that is, at the front of the motor.
静态的压力是最大的地方气体流量是零，即是在前面的汽车。
With the compressor don't need to load, motor can unrestricted, stop, and energy consumption will be zero.
当空压机不需要负载时，电机能无限制地启、停，将能耗降为零。
Based on the symmetry component theory, a method of the motor protection is presented by measuring positive, negative and zero sequence current component.
基于对称分量法理论，提出了基于检测正序、负序、零序电流分量的电动机保护方法。
The motorized spindle is equipped with a built-in motor, so that "zero transmission" is realized.
电主轴采用了中置式电机，实现了机床的“零传动”。
One experimental clean-energy car runs on natural gas. Another USES ethanol distilled from corn. A third has a zero-emissions electric motor powered by a hydrogen fuel cell.
一辆尚处于实验阶段的清洁能源汽车依靠天然气行驶。另一辆使用从谷物蒸馏而来的酒精。第三辆则装有由氢燃料电池提供能量的零排放发动机。
Use is made of that zero-sequence transformer outputs a voltage signal when phase-failure occurs in three-phase induction motor.
这种新方法的基础是零序变压器在三相异步电动机断相时输出一个电压信号。
The principle of matching the motor with its driving circuit is to get their minimum phase to be zero.
电路与马达的匹配原则是匹配后的最小相位为零。
In order to deal with this problem, temperature rise for motor winding under 3 cases of temperature rise is analyzed theoretically based on the zero second resistance fitting method.
为了解决直接测试电机绕组零秒温升存在困难的问题，基于零秒电阻拟合方法，对3种温升情况下的电机绕组温升计算理论进行了分析。
One kind of sensorless control system for brushless DC motor based on DSP was introduced and the principle of back-EMF zero-crossing detection and realization method was discussed in detail.
介绍了反电动势过零位置检测的原理及实现方法，并采用了数字式转速、电流双闭环控制。
As well as charging its batteries from the bio-ethanol motor, it can also draw electrical charge from optional solar panels, potentially reducing fuel consumption to zero.
还有，通过使用生物乙醇电机给它的电池充电，它也可以使用太阳能电池板进行充电，把潜在的油耗量将为零。
GT by Citroen carried by the fuel cell-driven electric motor, not only to achieve a strong horsepower output, but also achieved a zero-emission exhaust.
GT byCitroen搭载由燃料电池驱动的电动马达，不但实现了强劲的马力输出，同时还实现了废气零排放。
GT by Citroen carried by the fuel cell-driven electric motor, not only to achieve a strong horsepower output, but also achieved a zero-emission exhaust.
GT byCitroen搭载由燃料电池驱动的电动马达，不但实现了强劲的马力输出，同时还实现了废气零排放。
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