●1Introduction
●1.1Mining Subsidence and Grouting Subsidence Mitigation
●1.2Contents of This Book
●2Equivalent Material Simulation Test Under Controllable Environment Conditions
●2.1EMST Method Under Constant Temperature and Constant Humidity Conditions
●2.2EMST of Overburden Bed Separation and Subsidence Laws
●2.3Tests of Hardening Equivalent Simulation Materials
●2.4Rheological Characterization of Equivalent Simulation Materials
●2.5Summary
●3Deformation of Overburden and Development of Bed Separation
●3.1Movement of Rock Strata and Dynamic Development of Bed Separation
●3.2Height of Water Flowing Fracture Zone in Stope
●3.3Summary
●4Mechanism of Grouting Subsidence Mitigation in Bed Separation
●4.1Evolution of Stope Overburden Structure
●4.2Mechanism of Grouting Subsidence Mitigation in Overburden Bed Separation Zone
●4.3Space Volume of Bed Separation and the Maximum Allowable Grout Amount
●4.4Surface Subsidence Prediction Methods Under the Condition of Grouting Subsidence Mitigation
●4.5Summary
●5Grout Water Seepage Laws and Properties of Grout Materials......
內容簡介
本書詳細研究因煤礦開采所導致的地表沉陷類型以及其產生力學機理。通過理論方法、相似試驗和現場觀測手段，針對覆岩離層和注漿減沉機理中的具體問題，探討了采場覆岩結構演變的一般規律，注漿條件下離層內承壓漿液的力學作用、離層發育規律、不同組成成分的注漿材料性能、漿液流動規律以及灰層沉積形態等，很後深入研究了離層注漿減沉機理，從而為減少因開采等造成地表沉降提供了理論及工程指導。
