免费人成视频19674不收费

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        2. Home > Operational Area > TURBINE
          What are the Circumstances under Which the Turbine is forbidden to Start ?

          1. When each protective device doesn’t act normally;
          2. When the automatic main steam valve, steam control valve and steam extraction check valve are not closed tightly or jammed;
          3. When the regulating system cannot maintain the unit to operate with no-load or cannot control the rotating speed of the unit after load rejection;
          4. When any oil pump is in failure and the auxiliary equipment cannot operate normally;
          5. When the key meters are abnormal( such as tachometer, steam temperature-steam pressure meter, lubrication oil pressure meter and vacuum meter etc.);
          6. When the lubrication oil quality is unqualified;
          7. The rotating part of the turbonator has obvious metal friction noise.

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