发电机电压与系统电压之差必须足够小，避免合闸时发电机电枢绕组电流过大，对发电机联轴系统产生冲击。
The voltage between the system and generator must be small enough to ensure minor current in the armature winding of generator, avoiding the impact to the coupling shaft.
本文介绍电容器负载合闸冲击电流和分闸滤波电容器组电压的计算，并通过实例加以说明。
The calculation of loaded closing striking current of capacity and opening filter capacity bank voltage is illustrated by a few examples.
避免由于压差、频差和相角差太大，使的合闸时，发电机组电枢绕组电流过大，对发电机组联轴系统产生冲击。
The phase and frequency between the system and generator must be small enough to ensure minor current in the armature winding of generator, avoiding the impact to the coupling shaft.
高压开关在合闸时，触头碰撞会产生很大的冲击力，不仅对操动机构造成很大震动、使触头及杆件弯曲变形，而且会造成碰撞后，触头产生弹跳。
It not only makes the operating mechanism shocked hardly and the contactor and poles distorted, but also cause the bounce of contactor after the impact.
对三相电容器的暂态过程进行了研究，提出采用接触器和小电流晶闸管组成混合开关，实现了合闸时无冲击电流及分断时无电弧。
This paper researches on three phase capacitor transients, presents a combined switch constructed of contactor and low current thyristors to realize non surge close and non arcing break.
要求电网与发电机组在允许的压差、频差条件下，在导前合闸角到来时，发出并网指令，使发电机组平滑无冲击的并入到系统电网中。
When the phase of closing breaker is coming, the device sends out the dictation to put the dynamo into the power system smoothly and rapidly.
要求电网与发电机组在允许的压差、频差条件下，在导前合闸角到来时，发出并网指令，使发电机组平滑无冲击的并入到系统电网中。
When the phase of closing breaker is coming, the device sends out the dictation to put the dynamo into the power system smoothly and rapidly.
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