钱营孜煤矿3.0Mta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。一般部分为钱营孜煤矿3.0Mt/a新井设计。钱营孜矿位于安徽宿州市西南，交通便利。井田东西长约9km，倾向（南北）长约8km，井田总面积为74.15 km2。主采煤层为32号煤层，平均倾角为9.6，煤层平均总厚为2.89m。井田地质条件较为简单。井田工业储量为338.91Mt，矿井可采储量255.16Mt，年产量300万t。矿井服务年限为60.8a，涌水量不大，矿井正常涌水量为320m3/h，最大涌水量为465m3/h。矿井瓦斯涌出量较低，为低瓦斯矿井。井田为立井单水平开拓。大巷采用胶带运输机运煤，辅助运输采用齿轨车设备。矿井通风方式为混

2、合式通风。矿井年工作日为330d，日提升时间16小时，工作制度为“三八”制。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.矿井工作制度及设计生产能力、服务年限；4.井田开拓；5.准备方式-盘区巷道布置；6.采煤方法；7.井下运输；8.矿井提升；9.矿井通风与安全技术；10.矿井基本技术经济指标。专题部分题目是煤矿冲击矿压理论及防治技术。翻译部分题目为：Input to the application of the convergence confinement method with time-dependent material behaviour of the

3、supportABSTRACTThe general part, special subject part and translated part are included in this design.The general part is a new design of Qianyingzi mine. Qianyingzi mine lines in Southwest of Suzhou in Anhui Province. The traffic of road and railway is very convenience to the mine. The run of the m

4、inefield is 9 km ,the tilt length of the minefield is about 8 km，well farmland total area is 74.152.The 32 is the main coal seam, and its average inclination is 9.6 degree. The thickness of the mine is about 2.89m in all. The proved reserves of the minefield are 338.91 million tons. The recoverable

5、reserves are 255.16 million tons. The designed productive capacity is 3.0 million tons percent year, and the service life of the mine is 60.8 years. The normal flow of the mine is 320 m3 percent hour and the max flow of the mine is 465 m3 percent hour. The mineral well gas gushes the deal lower, for

6、 low gas mineral well.Minefield use the vertical shaft with single level to development. Roadway by belt conveyor to transport coal and auxiliary transport by the cog vehicle equipment.The minefield has two air shaft to ensure that the work place can get enough of fresh air.The working system “three

7、-eight” is used in the Qianyingzi mine. It produced 330d/a. The main shaft transport coal 16 hours per day.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 engineering of coalf

8、ield; 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.Special subject parts of topics is Mine rockburst control techniques.En

9、glish topic is: Input to the application of the convergence confinement method with time-dependent material behaviour of the support.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地理位置与交通情况11.1.2矿区气候条件11.1.3矿区水文情况11.2井田地质特征31.2.1井田位置、边界范围、拐点坐标、井田面积及相邻矿井边界关系31.2.2井田地质概况、地层、含煤地层及构造情况31.3煤层特征42 井田境界和储量52.1井田境界52.2矿

10、井工业储量52.2.1构造类型52.2.2矿井地质储量52.2.3矿井工业储量72.3矿井可采储量82.3.1矿井可采储量82.3.2工业广场煤柱留设83 矿井工作制度、设计生产能力及服务年限113.1矿井工作制度113.2矿井设计能力及服务年限113.2.1确定依据113.2.2矿井设计能力及生产年限113.2.3井型校核124 井田开拓144.1井田开拓的基本问题144.1.1井筒形式的确定144.1.2井筒位置的确定154.1.3工业广场位置选择154.1.4开采水平的确定及带区的划分164.1.5方案比较164.2矿井基本巷道194.2.1井筒194.2.2开拓巷道204.3硐室235

11、 准备方式采区巷道布置245.1煤层的地质特征245.1.1首采采取煤层特征245.1.2 地质构造245.1.3水文地质245.1.4 地表情况245.2 采区巷道布置及生产系统245.2.1 采区位置及范围245.2.2 采煤方法及工作面长度的确定245.2.3 煤柱尺寸的确定255.2.4 确定采区各种巷道尺寸、支护方式及通风方式255.2.5 采区巷道的联络方式255.2.6工作面接替顺序255.2.7 采区生产系统265.2.8 采区内各种巷道的掘进方法265.2.9 采区生产能力265.3 采区车场选型设计285.3.1 确定采区车场形式285.3.2 采区主要硐室布置286 采煤

12、方法296.1采煤工艺方式296.1.1采区煤层特征及地质条件296.1.2确定采煤工艺方式296.1.3回采工作面参数306.1.4 各工艺过程注意事项356.1.5 工作面端头支护和超前支护366.1.6循环图表、劳动组织、主要技术经济指标376.1.7 综合机械化采煤过程中应注意事项416.2回采巷道布置426.2.1回采巷道布置方式426.2.2回采巷道参数427 井下运输457.1 概述457.1.1 井下运输的原始条件和数据457.1.2 矿井运输系统457.2 采区运输设备的选择457.2.1 矿井运输设备选型应遵循以下原则457.2.2 工作面及顺槽运输设备选型467.2.3

13、上山运输设备选型477.3 大巷运输设备选择477.3.1 确定大巷的运输方式477.3.2 确定大巷运输设备477.3.3运输设备能力验算498 矿井提升508.1矿井提升概述508.2主副井提升508.2.1主井提升508.2.2副井提升529 矿井通风设计549.1矿井概况549.1.1矿井地质概况549.1.2开拓方式549.1.3开采方法549.1.4变电所、充电硐室、火药库549.1.5工作制、人数549.2矿井通风系统的确定549.2.1矿井通风系统的基本要求559.2.2矿井通风方式的选择559.2.3矿井通风方法的选择569.2.4采区通风系统的要求569.2.5 工作面通风

14、方式的选择579.2.6 回采工作面进回风道的布置589.2.7 通风构筑物589.3矿井风量计算589.3.1工作面所需风量的计算589.3.2备用工作面需风量计算609.3.3掘进工作面需风量计算609.3.4硐室需要风量的计算619.3.5其他巷道所需风量计算619.3.6矿井总风量计算619.3.7风量分配619.4全矿通风阻力的计算629.4.1计算原则639.4.2矿井最大阻力路线639.4.3矿井通风阻力计算679.4.4矿井通风总阻力689.4.5两个时期的矿井总风阻和总等积孔689.5矿井通风设备选型699.5.1主要通风机选型699.5.2电动机选型709.5.3 矿井主要

15、通风设备的要求729.5.4对反风、风峒的要求739.6安全灾害的预防措施739.6.1预防瓦斯和煤尘爆炸的措施739.6.2预防井下火灾的措施739.6.3防水措施7410 设计矿井基本技术经济指标75专题部分煤矿冲击矿压及防治技术781、绪论782、国内外冲击矿压的概述792.1国内冲击矿压现状792.2国外冲击矿压现状793、冲击矿压的现象及特征813.1冲击矿压现象813.2冲击矿压分类824、冲击矿压机理研究概述834.1 强度理论834.2 刚度理论844.3 能量理论844.4冲击倾向性理论844.5稳定性理论855、冲击矿压防治855.1 冲击矿压煤层的设计865.2 冲击矿压的预测885.3冲击矿压