350 MW机组深调期间利用中调门调整工业抽汽试验与应用

Test and Application of Adjusting Industrial Steam Extraction Using Medium Pressure Regulating Valve during Deep Adjustment of 350 MW Unit

介绍了甘肃电投武威热电公司东汽350 MW机组,在深调期间利用中压调门,调整工业抽汽试验与应用情况,分析了机组深调供汽情况下运行的经济性,以及关小中调门开度对冷再压力、工业供汽流量及机组安全性影响。

This paper introduces the Dongqi 350 MW unit of Wuwei Thermal Power of Gansu Electric Power Investment,and the test and application of adjusting the industrial extraction steam by using the medium pressure regulating valve during deep adjustment.The economy of the unit under the condition of deep adjustment steam supply is analyzed,and the effect of the opening of the small middle pressure regulating valve on the cold repressing pressure,the industrial steam supply flowrate and the safety of the unit is analyzed.