煤炭在我国能源消耗总量中所占比重在70％以上,燃料煤占全国煤炭产量的80％以上,因此为节约能源,控制污染,提高经济效益和用户需要,对原煤进行适当加工是很有必要的。煤炭加工的方法很多,如筛分、成型、洗选和配煤等均为初级加工;水煤浆、气化和液 Coal accounts for more than 70% of China’s total energy consumption, and fuel coal accounts for more than 80% of national coal production. Therefore, it is necessary to properly process raw coal to save energy, control pollution, improve economic efficiency and user needs. necessary. There are many methods for coal processing, such as sieving, forming, washing and blending; all are primary processing; coal water slurry, gasification, and liquid