论文部分内容阅读
1 概况焦作电厂总装机容量为6台200MW(通过改造后为220 MW)机组,均系哈尔滨锅炉厂生产的超高压一次中间再热单汽包自然循环煤粉炉配东方汽轮发电机,额定蒸发量670t/h,工作压力13.7MPa,过热蒸汽温度540℃。其中#4锅炉型号为HG670/140-10,1985年9月制造,1986年11月25日投入生产,至今共进行了5次大修;已累计运行了近11万h,机组启停179次。
1 Overview The total installed capacity of Jiaozuo Power Plant is 6 units of 200MW (after transformation, 220MW) units, all of which are produced by Harbin Boiler Plant. EHV intermediate reheat single drum natural circulation pulverized coal fired furnace with Dongfang Turbine Generator, rated Evaporation 670t / h, working pressure 13.7MPa, superheated steam temperature 540 ℃. Among them, # 4 boiler model is HG670 / 140-10, which was manufactured in September 1985 and put into production on November 25, 1986. Up to now, a total of 5 major repairs have been carried out. It has operated for a total of nearly 110,000 hours and started and stopped 179 times.