众泰煤焦化选煤厂介质回收系统优化改造 .pdfVIP

学兔兔 煤 炭 工 程 2012年第1期 众泰煤焦化选煤厂介质回收系统优化改造 蒋善勇 ，张 凯’，刘炯天 (1．众泰煤焦化有限公司，新疆拜城 842300； 2．中困矿业大学，江苏徐州 221008) 摘 要：通过对选煤厂原设计介质回收系统脱介效果分析，针对原设计的不足，提出相应的 解决措施，并取得了良好的效果。在入洗原煤一0．5ram粒度级达到2O％，一l3ram粒度级占 99％，不脱泥入洗情况下，使吨原煤介耗由3．8kg下降至0．6kg，每年可节约成本525．6万元 由于最终产品带介量的下降。使精煤产率增加l％，每年可增加利润1080万元，年综合效益达 1605．6万元 关键词：优化；介质回收系统；选煤厂；综合效益 中图分类号：TD94 文献标识码：B 文章编号：1671—0959(2012)01-0068-02 Optimization Reconstruction of Heavy Medium Recovery System in Coal Preparation Plant of Zhongtai Coking Company JIANG Shan—yong‘，ZHANG Kai ，LIU Jiong—tian (1．Baicheng Zhongtai Coking Company Ltd．，Baicheng 842300，China； 2．China University of Mining and Technology，Xuzhou 221008，China) Abstract：With the analysis on the de一．tedium effect of the previous designed heavy medium recovery system in the coal preparation plant，according to the disadvantages of the previous design，the related solution measures were provided and excellent effects were obtained．When the feeding raw coal with the particle of一0．5ram reached 20％ and the particle of 一 】3mm reached 99％ ，under the condition of the feeding raw coal with no mud removing，the medium consumption per ()lie ton raw coal could be reduced from 3．8kg to 0．6kg and the cost of the heavy medium could annually save RMB 5．256 millions．Due to the heavy medium in the final products reduced，the clean coal production rate could be increased by 1％ ．the profit could be increased by RMB 10．80 millions annuallY a