我们采用具有矢量控制功能的LG变频器，可使电机在低速时也能提供满足负载需要的转矩。
We adopt vector control function with LG inverter, can make the motor in the low speed can also provide meet the need of the load torque.
电能供给电动机绕组和磁场，产生电磁感应作用，试电动机产生机械能或者转矩。
Motors have electrical energy supplied to their windings and a magnetic field that develops an electromagnetic interaction to produce mechanical energy or torque.
控制电动机的转矩和转速，将电能转换成机械能，实现机械的旋转运动或反复运动。
By control the electric motor's torque and rotational speed, electric energy will be changed into mechanical energy, then mechanical rotary motion and repeated movement are realized.
高性能的数字信号处理器TMS320LF2407、高功率密度的永磁同步电机和先进的直接转矩控制技术的组合，能很好地完成对电动汽车的驱动。
The combination of advanced technology through high performance digital signal processor (DSP) TMS320LF2407 with PMSM of high power density and DTC can perform a drive for EV.
文中提出应用傅立叶级数系数的电流控制算法，能明显减少转矩波动。
In this paper, a current control algorithm using Fourier series coefficients is proposed. This algorithm can minimize torque ripple obviously.
本文利用动量矩定理推导出抽水蓄能电站水泵水轮机导叶漏水量与漏水转矩的计算公式。
The formula was deduced on gate leakage and leakage torque of pump - turbine of pumped storage station.
具有诸如高效可靠传递转矩、可调整且能持续保证所预定的转矩、快速安装及拆卸、维修时间短等等。
It can transmit the torque high efficiently, can be adjustable and guarantee the set torque continuously, can be easily installed and disassembled, can reduce the maintenance time.
为抑制飞轮储能系统驱动电机——高转速无刷直流电机能量回馈时的转矩脉动，提高系统的稳定性，提出一种适合高转速飞轮储能单元回馈制动的控制方法。
An energy feedback control scheme was developed for high speed brushless direct current motors used in flywheel energy storage systems to restrain the pulsating torque and improve the stability.
图中实线表示发动机在不同转速下能提供的最大转矩，而虚线表示负荷变动时压缩机正常工作需要的转矩。
The figure that the solid line at different engine speeds to provide the maximum torque, while the dotted line that the normal load changes in the work of the compressor torque needed.
结果表明，刀片的形状影响转矩特性和耕作比能。
The results showed that the shape of the rotary blade influenced the torque characteristic and the specific tilling energy.
数值实验显示该控制器具有很好的普适性，以及此系统能快速跟踪额定电压范围内的参考电压，转矩脉动能被有效抑制。
It can ensure that the controlled system tracks rapidly the reference voltage within the scope of the given saturation voltage, while torque pulsation can be attenuated effectively.
理论分析和实验表明：提出的方法与霍尔传感器一样能保证无刷直流电机快速大转矩、小抖动、无堵转的平滑启动。
Theoretical analysis and experimental results show that the method has the effect as same as Hall sensor in the event that ensure the DC motor start-up quickly and microseism, and no locked rotor.
理论分析和实验表明：提出的方法与霍尔传感器一样能保证无刷直流电机快速大转矩、小抖动、无堵转的平滑启动。
Theoretical analysis and experimental results show that the method has the effect as same as Hall sensor in the event that ensure the DC motor start-up quickly and microseism, and no locked rotor.
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