This controller has some advantages: when the initial error is large, the PD feedback part plays main role, and it avoids too large initial torque output;
该控制策略的优点在于当初始误差较大时，PD反馈部分起主要作用，而非线性PD的采用又避免了过大初始力矩输出；
It is a relatively low torque device, useful only for the initial makeup of threaded tool joints.
它是扭矩相对较低的装置，仅在对有螺纹的工具接头进行初始上扣时有用。
Influences on the speed and direction of the rotation by the phase Angle of the supply voltage, initial Angle of rotor position, PM line flux and the load torque are discussed.
同时讨论了电源合闸角、转子初始相角、磁链和负载转矩对电机转速和旋转方向的影响。
The favorable and unfavorable initial power angle range and the maximum load torque of pulling into step with different initial angle is determined.
确定出牵入同步时较好和较差初始功角的范围，和在不同初始功角下能够牵入同步的最大负载值。
The rotary voice coil actuator is adopted and bears a little initial, big torque, big distance, quick respond.
采用新型的旋转式音圈电机，它具有转动惯量小、输出力矩大、行程范围大、响应快等特点。
The rotary voice coil actuator is adopted and bears a little initial, big torque, big distance, quick respond.
采用新型的旋转式音圈电机，它具有转动惯量小、输出力矩大、行程范围大、响应快等特点。
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