CAJ | 학술논문

为合理利用优质的炼焦煤资源,拜城县众泰煤焦化有限公司根据各炼焦煤可选性情况,在保证配合煤灰分指标相同的情况下,通过对气煤和1/3焦煤的洗选,合理调控各炼焦单种煤的灰分指标,使吨配合煤成本下降23元,直接经济效益达1864万元/年,每年节约优质炼焦煤23.18%、洗选后新增效益达1703万元/年,综合后新增效益达3567万元/年。
위합리이용우질적련초매자원,배성현음태매초화유한공사근거각련초매가선성정황,재보증배합매회분지표상동적정황하,통과대기매화1/3초매적세선,합리조공각련초단충매적회분지표,사둔배합매성본하강23원,직접경제효익체1864만원/년,매년절약우질련초매23.18%、세선후신증효익체1703만원/년,종합후신증효익체3567만원/년。
The paper introduced rational utilization of high quality coking coal resources.According to washability of each coking coal and making mixed coal ash with the same index,the Baicheng County Zhongtai Coking Co.,Ltd had washed gas coal and 1/3 coking coal,then reasonably regulated ash index of coking coals＇.The practice indicated that mixed coal cost fells 23 yuan per ton,direct economic benefits was 18.64 million yuan each year.Therefore every year high quality coking coal would be saved 23.18 %,new benefit after washing was 17.03 million yuan yearly,new benefit after comprehensive utilization was 35.67 million yuan annually.