常用的异步电机软起动器采用线性斜坡降压的方式进行泵类负载的软停控制时，容易引起泵系统软停时的喘振现象。
The pump system using asynchronous motor and soft starter is subjected easily to surges when soft stopping control method is used with linear voltage falling.
便携式空气冷冻机为集成控制，包括所有的电动机起动器，并需要单点电气连接。
The controls of a portable chiller unit are integrated to include all motor starters, and require a single point electrical connection.
便携式空气冷冻机为集成控制，包括所有的电动机起动器，并需要单点电气连接。
The controls of a portable air chiller unit are integrated to include all motor starters, and require a single point electrical connection.
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