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1、??Б2014?32?22?www.kjdb.org???????????????????????????????????????????123000?????????????????????????5???b?????????????с????????б????????????????????????????????????SMCAD??????????a????a???????????aб?????????????????????????4?б????????a??????э??????????????????σb???????
2、?SMCAD?????????????????????TD824?????Adoi10.3981/j.issn.1000-7857.2014.22.009ResearchonMiningAreaTransitionModeinMengdongWesternNo.2SurfaceCoalMineBAIRuncai,LIChengsheng,LIUGuangweiCollegeofMining,LiaoningTechnicalUniversity,Fuxin123000,ChinaAbstractAlargecoalfieldisus
3、uallydividedintoseveralminingareasinsurfacecoalmine,thereforethesteeringtransitionproblembetweenadjacentminingareasmustbeconsidered.Thispaperfirstanalyzesfivekindsofsteeringtransitionmodesandcomparesthespecificcharacteristicsofthesesteeringmodes.Consideringtheactualpro
4、ductionstatusofasurfacemine,SMCAD,acomputer-aided-designplatform,isusedfor3Dgeologicalmodelingtostudythemining.Theadvantagesanddisadvantagesoffourkindsofcontinuoussteeringtransitionmodesarecompared,andthevariationofstrippingratio,transienttime,loaddistanceandtotalcostf
5、oreachtransitionmodearerevealed.Finally,arightangleturnleftditchoptimalprogramisdeterminedastheoptimalscheme.Thisresearchachievementhasaguidingsignificanceforpracticalproductioninsurfacecoalmine.Keywordssurfacecoalmine;SMCAD;3Dgeologicalmodeling;rightverticalheight;ste
6、eringmode?????????????ν????Ч????????????????????????????????????????????????????丘??????????a??????a??????[1~4]????????????6??????????????????b????????????????σ[3]????????????????????????a???С?????????????????????a?????a?????????????b?o??pao????pao???????p??????[6]?????
7、???????????????????????????????????????????a????????????????????????????????????????????????????????????????с?b?ν????????????????????????????????????????????????b[1,5]???????????????a???a????????????????????b????????2014-02-14??????2014-06-12?????????????????51304104??
8、???????????????L2011051???????????????????????????a??????????licsaass@163.com????????????????.???,???,?????????[J].??
