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《煤矿综合减沉技术及其发展前景.pdf》由会员上传分享,免费在线阅读,更多相关内容在行业资料-天天文库。
1、第24卷第12期中国矿业Vo1.24,No.122015年12月CHINAMININGMAGAZlNEDec.2O15煤矿综合减沉技术及其发展前景陈绍杰,尹大伟,曹俸玮,刘勇,任凯强(山东科技大学矿山灾害预防控制省部共建国家重点实验室培育基地,山东青岛266590)摘要:基于煤炭资源开采与环境保护和谐发展的要求,对比研究了我国现有减沉技术,分析了其在工程应用中存在的问题,在此基础上提出了综合减沉技术是我国未来减沉技术的发展方向。系统论述了5种综合减沉技术的原理及其应用原则,包括条带开采和离层注浆综合减沉技术、条带开采和冒矸区间隙注浆综合减沉技术、条带煤柱和离
2、层注浆以及冒矸区间隙注浆综合减沉技术、离层注浆和冒矸区间隙注浆综合减沉技术、条带开采和充填开采综合减沉技术。随着我国加大矿区减沉和环境灾害综合治理力度,工业化、城镇化的快速发展,综合减沉技术更能满足减沉要求,将得到长远发展,但综合减沉技术是一项新的减沉举措,不同综合减沉技术中单一减沉技术相互作用机理、综合减沉技术施工工艺及减沉评价机制等方面有待进一步完善和研究。关键词:煤矿沉陷;综合减沉技术;应用原则;发展前景;减沉评价机制中图分类号:TD325文献标识码:A文章编号:1004—4051(2015)12-0104—05Comprehensivetechnol
3、ogyanddevelopmentprospectofreducingsubsidenceincoalmineCHENShao—jie,YINDa—wei,CA()Feng—wei,LIUYong,RENKai—qiang(StateKeyLaboratoryofMiningDisasterPreventionandControlCo—foundedbyShandongProvenceandtheMinistryofScienceandTechnology,ShandongUniversityofScienceandTechnology,Qingdao266
4、510,China)Abstract:Basedontherequirementsofharmoniousdevelopmentofcoalminingandenvironmentalprotection,thereducingsubsidencetechnologiesbeingusedwerestudiedinChina,andtheproblemsintheirapplicationwereanalyzed,thenitwasproposedthatthecomprehensivetechnologyofreducingsubsidencewouldb
5、ethedevelopmentorientationofreducingsubsidencetechnologiesinChina.Mechanismandapplicationprinciplesoffivekindsofcomprehensivetechnologiesofreducingsubsidencewereintroduced,whichincludedstripminingcombinedwithabscissionlayergrouting,stripminingcombinedwithwasterockareagapgrouting,st
6、ripminingcombinedwithabscissionlayergroutingandwasterockareagapgrouting,abscissionlayergroutingcombinedwithwasterockareagapgrouting,stripminingcombinedwithbackfillmining.WiththeincreaseofeffortstOreducesubsidenceandenvironmenta1disastera,therapiddevelopmentofindustrializationandurb
7、anizationinChina,comprehensivetechnologyofsurfacesubsidence~reducingwoulddevelopwell,whichisbettertOmeettheneedofreducingsubsidence.Comprehensivetechnologyofsurfacesubsidence-reducingisanewsurfacesubsidence~reducinginitiative,interactionmechanismbetweendifferenttechnologiesincompre
8、hensivetechnologyofsurface
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