煤矿短充长采科学开采模式研究

475Vol.47No.520195CoalScienceandTechnologyMay2019、。。、、、、、、。、、、、、。“”“－－”、、、、“”、“”、“”、、、《》《》。、、、、、、、、。10、10。1、301030、3。、、、。．“”J．20194751－11．doi10．13199/j．cnki．cst．2019．05．001QIHegangZHANGNongLIJianetal．Ｒesearchonscientificminingmodelof“short－wallfilling＆long－wallmin-ing”incoalminesJ．CoalScienceandTechnology20194751－11．doi10．13199/j．cnki．cst．2019．05．001“”123234411．1001202．2211163．2211164．710124、。“”“”“”“”。“－－－”、、。“”。5“”“”。“”200t/a100t/a、、。、、。2019－01－21516742441959—。[e-mail]1984—。[e-mail]803A0253－2336201905－0001－1112019547Ｒesearchonscientificminingmodelof“short－wallfilling＆long－wallmining”incoalminesQIHegang1ZHANGNong23LIJian23ZHENGZhongyou4ZHULei4GUANZenglun11.ChinaNationalCoalGroupCorporationLimitedBeijing100120China2.SchoolofMinesChinaUniversityofMining＆TechnologyXuzhou221116China3.KeyLaboratoryofDeepCoalＲesourceMiningMinistryofEducationChinaUniversityofMining＆TechnologyXuzhou221116China4．Xi’anＲesearchInstituteChinaNationalCoalGroupCorporationLimitedXi’an710124ChinaAbstractWiththecontinuoushigh－intensitydevelopmentofcoalmineinChinaminingconditionshavegraduallydeterioratedandtra-ditionalminingmethodshavebroughtaboutaseriesofresourcessafetyandenvironmentalproblems．Basedontheideasof“lowdamageofrockstrata”“miningwithoutcoalpillars”and“zerosolidwastedischarge”thescientificconceptionof“short－wallfilling＆long－wallmining”anditstechnicalprincipletoreplacethesectioncoalpillarswithsolidwastefillingbeltformedbynearbysortedgangueinundergroundcoalminingareaareputforward．Keytechnologiesof“picking－selecting－filling－retaining”havebeenexploredtodealwiththeproblemoftheresourceswasteofremainingcoalpillarsenvironmentalpollutioncausedbysolidwastedischargeandtechnicalbottle-necksoftraditionalminingandsafetyriskofdeepminingasawhole．Thetheoryofslowenergyreleaseandthetheoryoflowdamagerockcontrolonsolidwastefillingbeltareputforward．Fivekeytechnologiesaredescribed“short－wallfillingandlong－wallminingsystemdesignmethodundergroundintelligentdry－weightlight－weightmodularsortingsystemself－containedandhigh－efficiencyminingtech-nologyandequipmenttechnologyandequipmentforretainingroadwayalongfillingbeltandtheintegratedcontroltechnologyof“short－wallfilling＆long－wallmining”system．Thefieldapplicationresultsshowthatthe“small－chargelongmining”scientificminingmodelhasaundergroundganguedirectfillingcapacityof2milliont/aand1milliont/aintheHulusuCoalMineandLiuzhuangCoalMinere-spectivelyandthecoalminingissolvedbythelimitedsolidwasteresourceintegration．Theresourcessafetyandenvironmentalprotec-tionissuescanachievenocoal－pillarmininginundergroundandzerosolidwasteontheground．ThismodelhasinnovatednewtheoriesnewtechnologiesandnewmethodsofgreenminingandconstructedascientificminingsystemfornewgreenmininginChina．Keywordsshort－wallfilling＆long－wallmininggreenminingnonepillarlowdamagezerodischarge0、、1－3。4－630t7－9。、、1011。、“”。、、。2012－17。。—18－21。。。3t710%。。22－23。。。24。。。、、、25－26。。2“”20195。。3t/a3000t1．2kW10。2014《》1827“、。、。”47。1、、、、28－29。、、、。232830、2430－32、、、3033－35。、243136－39。40－43。。44。100t。15%1。。。。1Fig.1Fully－mechanizedminingwithdensebackfillingtechnology。、、、48－49。、、、、2。2Fig.2Hugeundergroundwetcoalseparationtechnology、。2“”2．1、、、、、《》320195473①。②。③、、、。④、、、。3Fig.3Developmentgoalofgreenminingtechnologicalchange、、、、“”。2．2“”、、、“－－”、、、“”4。4“”Fig.4Miningmodetechnicalprincipleof“Short－WallFilling＆Long－WallMining”1“－”。、、。2．3“”“”。3①“－－”②③。25“”。5“”Fig.5Technicalrouteof“short－wallfilling＆long－wallmining”。。64“”20195。。6Fig.6Energyreleaseeffectofsolidwastebackfilling7、、。。8“”。7Fig.7Stressevolutioncomparationinsurroundingrockwithconventionalcoalpillarandbackfillingzone8Fig.8Simulationdifferenceofstressandstrainwithconventionalcoalpillarandbackfillingzone。。、。。。9。9“”Fig.9“Short－wallfilling＆long－wallmining”coordinatelycontrolmechanismofoverlyingstrata3“”“”510①“”②。③52019547。“”。④。⑤“”、、。10“”Fig.10Designthoughtof“short－wallfilling＆long－wallmining”system3．1“”“”47。。、“”。3．2、、、、、。11X。。12。、、。。、、、、。11Fig.11Intelligentdryseparatorsysteminundergoundcoalmine12Fig.12Intelligentdryseparatorprocessinundergoundcoalmine3．3“”13。13Fig.13Advancingandautomaticcompletetunnellingequipment。。。6“”2019548。“”。14。14Fig.14Fullyelectronicallycontrolcompletefillingequipment。、。。3．4“”。49。“”①15。②16。。15Fig.15Ｒoadwayretainingmethodbyconcretepiercolumnstrengthening16Fig.16Ｒoadwayretainingmethodbyrapidsolidationpolymericmaterial3．5“”“－－”。、、、、。、、“－－－”、、、、、、、、。72019547、、“－－－”、、、、、。4“”4．11210%。25、、、、“”、。20206“”20252560%75%2030100%。“”3、。、333①。②。。③。。4．21。。200t。。。600m、、。“”。。200t/a“”。2018“”2018。2。、。、。。“”。。100t/a“－－－”。20182019。4．3“”8“”20195。①②、、③5%～10%④⑤。⑥、、。51。。2“”200t/a100t/a。3“”、、。4“”25。Ｒeferences1．“”J．20174921－16．XIEHeping．ＲesearchframeworkandanticipatedresultsofdeeprockmechanicsandminingtheoryJ．AdvancedEngineeringSci-ences20174921－16．2．J．201534112161－2178．XIEHepingGAOFengJUYang．ＲesearchanddevelopmentofrockmechanicsindeepgroundengineeringJ．ChineseJournalofＲockMechanics＆Engineering201534112161－2178．3．J．20184351187－1197．XIEHepingWANGJinhuaWANGGuofaetal．Newideasofcoalrevolutionandlayoutofcoalsciencea