赵家山选煤厂粗煤泥系统改造实践郝景山1,朱红兴2,李建龙2,黄明琪3,刘小威3,张启荣1,张悦3,李其林3(1.山西约翰芬雷设计工程有限公司,天津300450;2.山西东辉能源集团有限公司,山西吕梁033300;3.山西东辉集团赵家山煤业有限公司,山西太原030402)摘要:针对赵家山选煤厂粗煤泥分选系统TBS精矿高灰细泥影响精煤灰分、TBS尾矿产率高且灰分低、粗煤泥设备处理能力不足进行改造。将原设计TBS分选改为TBS+螺旋二级分选;精矿由振动弧形筛改为叠层高频振动细筛脱泥降灰;改变筛下煤泥水流向。改造后中煤产率降低11.30%,精煤产率增加5.60%,矸石(煤泥)产率增加5.70%。关键词:选煤厂;粗煤泥;TBS干扰床分选机;螺旋分选机;二级分选;叠筛脱泥降灰中图分类号:TD94文献标识码:A文章编号:1005-8397(2023)02-0020-05ReformpracticeofcoarseslimesysteminZhaojiashanCoalPreparationPlantHAOJing-shan1,ZHUHong-xing2,LIJian-long2,HUANGMing-qi3,LIUXiao-wei3,ZHANGQi-rong1,ZHANGYue3,LIQi-lin3(1.ShanxiJohnFinlayDesignEngineeringCo.,Ltd.,Tianjin300450,China;2.ShanxiDonghuiEnergyGroupCo.,Ltd.,Lvliang,Shanxi033300,China;3.ZhaojiashanCoalIndustryCo.,Ltd.ShanxiDonghuiGroup,Taiyuan,Shanxi030402,China)Abstract:InviewoftheinfluenceofhighashandfineslimeofTBSconcentrateontheashcontentofcleancoal,thehighandlowashyieldofTBStailingsandtheinsufficienttreatmentcapacityofcoarseslimeequipmentinZhaojiashancoalpreparationplant.TheoriginaldesignofTBSseparationwaschangedintoTBS+spiralsecondaryseparation,theconcentratewaschangedfromvibratingarcscreentolaminatedhigh-frequencyvibratingfinescreenfordesliminganddeashing,andtheflowdirectionofslimewaterunderscreenwaschanged.Afterreformation,theyieldofmediumcoaldecreasedby11.30%,theyieldofcleancoalincreasedby5.60%,andtheyieldofgangue(slime)increasedby5.70%.Keywords:coalpreparationplant;coarseslime;TBSinterferentialbedseparator;spiralseparator;secondaryseparation;desiltinganddesilting收稿日期:2022-12-29DOI:10.16200/j.cnki.11-2627/td.2023.02.006作者简介:郝景山(1975—),男,辽宁葫芦岛人,2001年毕业于淮南工业学院选矿专业,工学学士,山西约翰芬雷设计工程有限公司高级工程师。通讯作者:刘小威(1982—)...