电厂原煤斗虾米型曲线一体化防堵改造

Integrated Antiblocking Transformation of Shrimp Shaped Curve of Raw Coal Hopper in Power Plant

为解决电厂掺烧泥煤以及原煤潮湿时原煤斗严重堵煤、棚煤的现象,采取对原煤斗进行虾米型曲线一体化防堵改造措施,并在煤斗外壁安装仓壁振打气锤等装置。改造后原煤斗下煤顺畅,清堵率达99%,可掺烧煤泥量达30%~50%,保证了机组安全稳定运行。