By improving the nozzle of coal feeding system of 240 t / h CFB Boiler the problems of furnace gas countercurrent flow and worm feeder fuel clogging are solved .

通过对240t/h循环流化床锅炉给煤系统喷嘴的改进，克服了炉膛内烟气反窜现象和 螺旋 给 煤 机“堵 煤”现象，保障了锅炉正常、安全运行。