刘庄煤矿2.4Mta新井设计.doc

1、摘 要本设计包括三个部分：一般部分、专题部分和翻译部分。一般部分共包括10章：1.矿区概述及井田地质特征；2.井田境界和储量；3.矿井工作制度、设计生产能力及服务年限；4.井田开拓；5.准备方式-采区巷道布置；6.采煤方法；7.井下运输；8.矿井提升；9.矿井通风；10.矿井基本技术经济指标。一般部分为刘庄矿2.4Mt/a新井设计。刘庄井田位于安徽省阜阳市颍上县北部，交通便利。井田走向（南北）长约5.32km，倾向（东西）长约2.12km，井田总面积为11.28km2。主采煤层为13-1号煤层，平均倾角为14，煤层平均总厚为18.51m。井田地质条件较为简单。井田工业储量为296.14Mt，矿

2、井可采储量175.55Mt。矿井服务年限为56.25a，矿井正常涌水量为550m3/h，最大涌水量为960m3/h。矿井瓦斯涌出量较低，为低瓦斯矿井。井田划分为二水平，第一水平标高为-680m，第二水平标高为-930m，双立井开拓，主井装备箕斗，副井装备罐笼。大巷采用胶带输送机运煤，辅助运输采用1.5t厢式矿车运输。矿井通风方式为两翼对角式通风。矿井年工作日为330d，工作制度为“四六”制。专题部分题目为：基于谢苗诺夫热自燃理论的瓦斯爆炸控制理论及技术研究翻译部分题目为：World coal liquefaction technology progress and the policy of

3、China关键词： 新井设计； 井田开拓； 采煤方法；ABSTRACTThis design consists of three parts: the general part, the special part and translated part.This design includes ten chapters: 1.An outline of the mine field geology; 2.Boundary and the reserves of mine; 3.The service life and working system of mine; 4.development

4、engineering of coalfield; 5.The layout of panels; 6. The method used in coal mining; 7. Transportation of the underground; 8.The lifting of the mine; 9. The ventilation and the safety operation of the mine; 10.The basic economic and technical norms.The general part is a new design of liuzhuang mine.

5、 Liuzhuang mine lines in Northeast of Fuyang in Anhui province. The traffic of road and railway is very convenience to the mine. The geological structure of this area is simple. The Length of the minefield is 5.32 km ,the width is about2.12km，the area is 11.28km2.The13-1 is the main coal seam, and i

6、ts dip angle is 14 degree. The thickness of the mine is about 18.51m in all. The proved reserves of the minefield are 296.14 million tons. The recoverable reserves are 175.55million tons. The designed productive capacity is 24 million tons percent year, and the service life of the mine is 56.25years

7、. The normal flow of the mine is 550m3 percent hour and the max flow of the mine is 960m3 percent hour, and the gas of the mine is low gaseous mine.The field has been divided two mining levels. The first level should be located at the lever of -680m, The second level should be located at the level o

8、f -930 meters.The main shaft skip install skip and the auxiliary shaft install cage. Roadway use belt conveyor to transport coal, the use of auxiliary transport Renovation of 1.5t Van tub transport. The two wings opposite angles ventilation system is used in the mine. The working system “four-six” i

9、s used in the Kailuan mine. It produced 330d/a.Special section entitled: Theory and Techniques of gas explosion control Based on Semenov thermal spontaneous combustion theory.Translated part of the title is: World coal liquefaction technology progress and the policy of China Keywords : New Well Desi

10、gn; Mine development; Mining method.目 录一般部分1 矿区概述及井田地质特征11.1矿区概述11.1.1矿区的地理位置及交通条件11.1.2矿区的气候条件11.1.3矿区的水文条件21.2井田地质特征21.2.1井田地层概述21.2.2井田地质构造31.2.3井田主要水文地质31.2.4地温41.3煤层特征71.3.1煤系及煤层71.3.2煤质71.3.3主要可采煤层顶、底板岩石力学特征71.3.4瓦斯71.3.5煤尘与自燃122 井田境界和储量132.1井田境界132.2矿井工业储量132.2.1矿井勘探程度简介132.2.2矿井地质资源量142.2.3矿

11、井工业储量152.3矿井可采储量162.3.1矿井保护煤柱计算162.3.2矿井可采储量183 矿井工作制度、设计生产能力及服务年限193.1矿井工作制度193.2矿井设计生产能力及服务年限194 井田开拓214.1井田开拓的基本问题214.1.1主、副、风井硐及工业场地合理布置214.1.2刘庄矿井田内的划分及开拓方式264.1.3主要开拓巷道264.1.4开拓方案比较264.2矿井基本巷道324.2.1井筒324.2.2井底车场364.2.3车场峒室的布置374.3主要开拓巷道384.3.1主要开拓巷道的支护方式384.3.2主要开拓巷道的特征385 准备方式采区或带区巷道布置425.1煤

12、层地质特征425.1.1采区煤层特征425.1.2带区煤层特征425.1.3矿区水文地质条件425.1.4主要可采煤层顶、底板岩石力学特征435.1.5煤层的瓦斯富含情况435.2采区或带区巷道布置生产系统445.2.1一水平（采区）生产系统445.2.2二水平（采区）生产系统485.3采区车场选型设计485.3.1确定采区车场的形式486 采煤方法506.1 采煤工艺方式506.1.1采煤方法506.1.2回采工作面参数506.1.3回采工艺526.1.4回采工作面采煤机、刮板输送机选型536.1.5采煤工作面支护方式556.1.6端头支护及超前支护方式566.1.7各工艺过程注意事项576

13、.1.8循环图表、劳动组织、主要技术经济指标586.2回采巷道布置626.2.1回采巷道布置方式626.2.2回采巷道参数627 井下运输647.1概述647.1.1井下运输设计的原始条件和数据647.1.2运输距离和货载量647.1.3矿井运输系统657.2采区运输设备选择657.2.1设备选型原则657.2.2采区设备的选型667.2.3采区运输能力验算677.3大巷运输设备选择688 矿井提升708.1矿井提升概述708.1.1箕斗708.1.2提升机708.1.3钢丝绳技术特征718.1.4提升能力验算719 矿井通风及安全技术749.1矿井通风系统选择749.1.1矿井瓦斯含量749

14、.1.2井田开拓方式749.1.3矿井通风方式的选择759.1.4矿井通风方法的选择769.1.5采区通风系统的确定769.1.6矿井第一水平通风容易与通风困难时期的确定779.2矿井风量计算809.2.1各用风地点的用风量和矿井总用风量809.2.2风量分配及风速验算839.2.3通风构筑物849.3矿井通风阻力计算859.3.1矿井通风阻力计算原则859.3.2矿井最大通风阻力路线859.4矿井通风设备选择899.4.1选择主要通风机的基本原则899.4.2通风机风压的确定899.4.3主要通风机工况点919.4.4 主要通风机的选择及风机性能曲线919.4.5电动机选型939.5安全灾害

15、及其防治949.5.1预防瓦斯和煤尘爆炸的措施949.5.2预防井下火灾的措施949.5.3防水措施9410 设计矿井基本技术经济指标96专题部分基于谢苗诺夫热自燃理论的瓦斯爆炸控制理论及技术研究981 前言982 选题背景992.1刘庄矿瓦斯地质条件992.2刘庄矿地温条件993 谢苗诺夫热自燃理论简介1003.1谢苗诺夫热自燃理论概述1003.1.1混合气体成分与着火条件的关系1013.1.2燃烧室体积与火焰传播速度之间的关系1044 矿井瓦斯爆炸控制理论假设1044.1瓦斯空气反馈作用理论1044.2缓冲巷布置控制理论1045 矿井瓦斯爆炸控制理论实验验证1055.1火焰传播速度测量法简介1055.1.1高速火焰传播测量法米海里森火焰传播速度测定法简介1055.1.2低速火焰传播速度测量法Ejyrt0n-Powl