The article introduces detailedly the methods which are used to protect the hot relays when the fans and pumps loaded starting time is over 15 seconds.
2
介绍了高压热变电阻软起动装置的工作原理、起动特性及应用。
The working principle, start characteristic and application of the soft starter of high voltage thermal resistor are presented.
3
现在当发动机起动时，关闭的热控制阀引导热废气。
Now, when the engine is started, the hot exhaust gases are deflected by the closed heat-control valve.
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