基于水文地质特征的矿井涌水量预测及水害防治措施研究.pdf
64徐裴白喜成马伟等基于水文地质特征的矿井涌水量预测及水害防治措施研究2025年
基于水文地质特征的矿井涌水量预测
及水害防治措施研究
徐裴,白喜成,马伟,张宝鹏,王宇,张龙科
(陕西小保当矿业有限公司,陕西榆林719300)
摘要:为保障煤矿的安全生产,避免矿井水害事故的发生,对矿井突水问题开展研究并做出针对
性措施。以小保当二号矿井为研究对象,通过理论分析及现场实测的方式对矿井导水裂隙带的发
育高度及涌水量进行研究,并对矿井的充水因素及突水来源展开分析。研究表明,小保当二号煤矿
-2煤层开采后,导水裂隙带发育高度为46.43~134.83m,裂采比为27.8,导水裂隙发育至延安组
2
3
基岩段内,部分发育至直罗组基岩段内。未来几年,矿井最大涌水量将达546.72m/h,主要水患
为采空区积水。针对矿井实际情况,提出了先探后掘,及时监测和排放采空区积水的防治措施,以
确保矿井的安全生产。
关键词:水文地质;裂隙发育高度;涌水量;水害防治
中图分类号:TD745文献标志码:B文章编号:1671-749X(2025)01-0064-05
DOI:10.20120/j.cnki.issn.1671-749x.2025.0113
Minewaterinflowpredictionandwaterdisasterprevention
measuresbasedonhydrogeologicalcharacteristics
XUPei,BAIXicheng,MAWei,ZHANGBaopeng,WANGYu,ZHANGLongke
(ShaanxiXiaobaodangMiningCo.,Ltd.,Yulin719300,China)
Abstract:Inordertoensurethesafeproductionofcoalminesandavoidtheoccurrenceofminewaterdisasteraccidents,the
problemofminewaterinrushshouldbestudiedandtargetedmeasuresshouldbetaken.Inthispaper,XiaobaodangNo.2
Mineistakenastheresearchobject.Throughtheoreticalanalysisandfieldmeasurement,thedevelopmentheightandwater
inflowoftheminewaterconductingfracturezonearestudied,andthewaterfillingfactorsandwaterinrushsourcesofthe
mineareanalyzed.Theresearchshowsthataftertheminingof2-2coalseaminXiaobaodangNo.2CoalMine,thedevelop
mentheightofwaterflowingfracturedzoneis46.43~134.83m,andtheratiooffracturetominingis27.8.Thewaterflow
ingfracturedzonedevelopsintothebedrocksectionofYan’anFormation,andpartiallydevelopsintothebedrocksectionof
ZhiluoFormation.Inthenextfewyears,themaximumwaterinflowoftheminewillreach546.72m3/h,andthemainflood
isthewateraccumulationinthegoaf.Inv