矿井开拓系统地下开采设计 毕业论文

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1、目录摘要································································5ABSTRACT······························································1前言··································································11矿区概述及井田地质特征··············································21.1矿区概述·················

2、·········································21.221地质特征···························································41.3煤层特征···························································52井田境界和储量·······················································72.1井田境界···········································

3、················72.2储量·······························································74井田开拓·························21···································104.1井田开拓的基本问题···············································104.2矿井基本巷道·····················································126采煤方法·······

4、····················································216.1采煤工艺方式·····················································226.2连续采煤机巷道掘进工艺以及回采率·································267井下运21输···························································297.1概述···············································

5、··············297.2井下运输·························································298矿井提升···························································318.1概述·····························································318.2主副井提升21·······················································319矿井通风····

6、·······················································329.1通风方式和通风系统···············································329.2矿井总风量、负压和等积孔的计算···································3310矿井基本技术经济指标··············································41谢辞·························································

7、········45参考文献21·····························································4421矿井开拓系统地下开采设计摘要煤炭工业几乎是所有经济的基础，煤炭工业发展的状况直接影响着其它工业乃至整个世界的发展速度。如何更好地开采和利用煤炭是人们急待解决和思考的问题。目前，各国都在积极研究新的采煤理论，开发新的采煤技术，制造更先进的采煤机械，争取更高效、更安全地把煤炭开采出来，并加以综合利用。本设计源于现场。在矿上搜集、整理设计