• 电机电流检验开始电压超过15%。

    Motor stall current the initial voltage drop for inspection shall not exceed15%.

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  • 有时保护器来不及动作很快达到电流可能直接导致电机烧毁

    Sometimes protector too late to turn blocking action, soon, likely to be directly responsible for current motor burn down.

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  • 此方法一个直流电机数字控制调速系统进行保护

    It can be used to provide blocking protection to a specific DC motor speed control system.

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  • 大批量功率异步电机微机自动测试系统快速测量电机性能方法一直研究重点

    In the computerized automatic test system of small asynchronous motor, the research on method of rapid measuring locked rotor performance is always an emphasis.

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  • 具有控制简便允许电机堵转,并扭矩测量减少变化引起的附加误差

    It allows motor running stop up and torsion control easily. In the torsion measuring, it can reduce additive error due to rotational speed change.

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  • 电机负载过载时,采用电流截止负反馈环节保护电机驱动器;

    Motor and inverter can be protected by the current cut-off negative feedback when motor is overload or locked-rotor.

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  • 每个间距行程中,电机必须有升降速过程,这样可以防止堵转提高效率

    There is an acceleration and a deceleration each movement between two tube columns to prevent step loss and to improve efficiency.

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  • 电机过程出现现象,随着电机降低起动自动投入运行达到增加电机矩,减少起动电流目的

    During the process of running, if it appears locked-rotor, the starter will automatically run for the reduction of motor speed to reach the goal of increasing the torque and reducing current of motor.

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  • 理论分析实验表明:提出的方法霍尔传感器一样保证直流电机快速矩、小抖动、无的平滑启动

    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.

    youdao

  • 理论分析实验表明:提出的方法霍尔传感器一样保证直流电机快速矩、小抖动、无的平滑启动

    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.

    youdao

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