电机堵转电流，检验开始的电压降不应超过15%。
Motor stall current the initial voltage drop for inspection shall not exceed15%.
有时保护器来不及动作，很快达到堵转电流，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.
用此方法对一个直流电机数字控制调速系统进行堵转保护。
It can be used to provide blocking protection to a specific DC motor speed control system.
在大批量小功率异步电机微机自动测试系统中，快速测量电机堵转性能的方法一直是研究的重点。
In the computerized automatic test system of small asynchronous motor, the research on method of rapid measuring locked rotor performance is always an emphasis.
它具有控制简便、允许电机堵转，并能在扭矩测量时减少因转速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.
当电机负载过载或堵转时，采用电流截止负反馈环节可保护电机和驱动器；
Motor and inverter can be protected by the current cut-off negative feedback when motor is overload or locked-rotor.
在每个管间距行程中，步进电机必须有升速和降速过程，这样可以防止堵转、失步并提高效率。
There is an acceleration and a deceleration each movement between two tube columns to prevent step loss and to improve efficiency.
电机运转过程中，如出现堵转现象，随着电机转速的降低，起动器会自动投入运行，达到增加电机转矩，减少起动电流的目的。
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.
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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