利港电厂3号炉磨煤机入口一次风风量测量装置改造

RETROFITTING PRIMARY AIR FLOW MEASURING DEVICE AT THE COAL-PULVERIZER INIET OF BOILER NO3 IN LIGANG POWER PLANT

对利港电厂 3号 350MW机组磨煤机入口一次风阿纽巴风量测量装置所存在的问题进行了分析 ,并用自行设计的机翼形风量测量装置对其进行了改造。实践证明 ,改造后的测量装置工作稳定、测量值准确。

The troublesome problem of Aniuba-type measuring device of primary air flow at coal-pulverizer inlet of unit No3 of 350 MW in Ligang Power Plant are analyzed,and the said measuring device has been retrofitted by using self-designed air craft-wing type one.The practical application indicates,the retrofitted measuring device is stable in operation,measured values being accurate.