土石壩水力劈裂

內(nèi)容概要

水力劈裂是一種在巖石或土體中由于水位上升引起裂縫產(chǎn)生或擴(kuò)展的物理現(xiàn)象。土石壩水力劈裂是一個關(guān)系大壩安全的復(fù)雜問題。王俊杰編著的《土石壩水力劈裂（英文版）》從水力劈裂的發(fā)生條件和機(jī)理、判定準(zhǔn)則和數(shù)值模擬方法三方面研究土石壩水力劈裂問題，并研究了糯扎渡土石壩的抗水力劈裂性能。
《土石壩水力劈裂（英文版）》內(nèi)容包括：文獻(xiàn)綜述，水力劈裂發(fā)生條件和機(jī)理，心墻土體的斷裂韌度和抗拉強(qiáng)度、I-Ⅱ復(fù)合型斷裂破壞判定準(zhǔn)則，水力劈裂判定準(zhǔn)則、數(shù)值模擬方法和影晌因素。
本書讀者包括水利工程的研究者、設(shè)計者和建設(shè)者，以及對水利工程研究感興趣的人士。

作者簡介

王俊杰，男，1946年生，清華大學(xué)自動化系教授。1970年畢業(yè)于清華大學(xué)動力系熱工量測及自動化專業(yè)，后留校任教。曾任清華大學(xué)自動化系自動檢測及儀表教研組主任、檢測與電子技術(shù)研究所副所長、傳感器與檢測技術(shù)實驗室主任。1991-1992年在德國斯圖加特大學(xué)熱力學(xué)與熱能工程研究所做高級訪問學(xué)者。學(xué)術(shù)兼職為中國儀器儀表學(xué)會理事、專家委員會委員，北京自動化學(xué)會監(jiān)事長，中國電工學(xué)會計算機(jī)應(yīng)用專業(yè)委員會理事，中國ASI總線協(xié)會理事等?？蒲蟹矫鎱⒓舆^國家“七五”、“八五”和“九五”科技攻關(guān)任務(wù)，國家高科技863工程和多項橫向科研任務(wù)。曾獲得國家發(fā)明三等獎，北京市科技成果獎、科技進(jìn)步獎和教委科技進(jìn)步獎、863工程先進(jìn)個人獎等多項獎勵。在國內(nèi)外專業(yè)刊物發(fā)表論文60多篇，出版教科書和專著6部。研究方向為基于模型的檢測方法和智能儀表的研究，用于環(huán)保的大氣和水質(zhì)監(jiān)測儀表的研究，現(xiàn)場總線技術(shù)及應(yīng)用的研究等。

書籍目錄

ABSTRACT
ACKNOWLEDGEMENTS
NOMENCLATURE
Chapter 1  Introduction
  1.1  Types of Embankment Dam
  1.2  Hydraulic Fracturing
  1.3  Failure of Teton Dam
  1.4  Erosion Damage of Balderhead Dam
  1.5  Leakage of Hyttejuvet Dam
  1.6  Technical Route of Present Study
Chapter 2  Literature Review
  2.1  Theories of Hydraulic Fracturing
    2.1.1  Theories Based on Circular Cavity Expaion Theory
    2.1.2  Theories Based on Spherical Cavity Expaion Theory
    2.1.3  Theories Based on True Triaxial Stress State Analysis
    2.1.4  Empirical Formulas
    2.1.5  Theories Based on Fracture Mechanics
  2.2  Indoor Experimental Studies on Hydraulic Fracturing
  2.3  Field Testing Studies on Hydraulic Fracturing
  2.4  Model Testing Studies on Hydraulic Fracturing
  2.5  Numerical Simulate on Hydraulic Fracturing
  2.6  Summary
Chapter 3  Conditio and Mechanisms of Hydraulic Fracturing
  3.1  Conditio of Hydraulic Fracturing
    3.1.1  Cracks Located at Upstream Face of Core
    3.1.2  Low Permeability of Core Soil
    3.1.3  Rapid Impounding
    3.1.4  Uaturated Soil Core
  3.2  Mechanical Mechanism of Hydraulic Fracturing
  3.3  Summaries and Conclusio
Chapter 4  Fracture Toughness and Teile Strength of Core Soil
  4.1  Introduction
  4.2  Tested Soil
  4.3  Testing Technique on Fracture Toughness
    4.3.1  Testing Method
    4.3.2  Apparatus
    4.3.3  Testing Procedures
    4.3.4  Testing Program
  4.4  Testing Results on Fracture Toughness
    4.4.1  Suitability of Linear Elastic Fracture Mechanics
    4.4.2  Influence Facto on Fracture Toughness
  4.5  Testing Technique on Teile Strength
    4.5.1  Testing Method and Apparatus
    4.5.2  Calculation on Teile Strength
    4.5.3  Testing Procedures
    4.5.4  Testing Program
  4.6  Testing Results on Teile Strength
    4.6.1  Water Content
    4.6.2  Dry Deity
    4.6.3  Precoolidation Pressure
  4.7  Relatiohip Between Fracture Toughness and Teile Strength
  4.8  Discussion
    4.8.1  Soils from References
    4.8.2  Rocks from References
  4.9  Summaries and Conclusio
Chapter 5  Fracture Failure Criterion for Core Soil Under Mixed
Mode
  5.1  Introduction
  5.2  Experimental Technique
    5.2.1  Loading Assembly
    5.2.2  Calculation Theory
    5.2.3  Testing Procedures
    5.2.4  Test Program
  5.3  Testing Results
  5.4  Fracture Failure Criterion
  5.5  Summaries and Conclusio
Chapter 6  Hydraulic Fracturing Criterion
  6.1  Introduction
  6.2  Failure Criterion
    6.2.1  Simplification of Crack
    6.2.2  Criterion
  6.3  Cubic Specimen with a Crack
    6.3.1  Calculation of KI
    6.3.2  Calculation of Kn
    6.3.3  Calculation of (Kq-KZn)0.s
    6.3.4  Dangerous Crack Angle
  6.4  Core with a Travee Crack
    6.4.1  Calculation of KI
    6.4.2  Calculation of Ku
    6.4.3  Calculation of (KZr +KZa )0s
    6.4.4  Dangerous Crack Angle  
  6.5  Core with a Vertical Crack
  6.6  Strike-Dip of Crack Spreading Easiest
  6.7  Summaries and Conclusio
Chapter 7  Numerical Method for Hydraulic Fracturing
  7.1  Introduction
  7.2  Theoretical Formula
     7 2.1  Failure Criterion of Hydraulic Fracturing
     7.2.2  Path of the Independent J Integral
     7.2.3  Virtual Crack Exteion Method
     7.2.4  Calculation of J Integral
  7.3  Numerical Techniques
     7.3.1  Virtual Crack Aa
     7.3.2  Finite Element Model
     7.3.3  Water Pressure Applied on Crack Face
     7.3.4  Judgement and Simulation of Hydraulic Fracturing
  7.4  Numerical Investigation
     7.4.1  Finite Element Model
     7.4.2  Virtual Crack Depth Aa
     7.4.3  Mechanical Paramete of Crack Material
  7.5  Numerical Verification
     7.5.1  Mode  Crack
     7.5.2  Mode ]1 Crack and Mixed Mode Crack
  7.6  Summaries and Conclusio
Chapter 8  Facto Affecting Hydraulic Fracturing
  8.1  Introduction
  8.2  Facto Affecting Stress Arching Action
     8.2.1  Influence of Material Properties
     8.2.2  Influence of Dam Structure
  8.3  Relation Between Hydraulic Fracturing and Arching Action
  8.4  Facto Affecting Hydraulic Fracturing
    8.4.1  Analyzing Method
     8.4.2  Influence of Water Level
    8.4.3  Influence of Crack Depth
    8.4.4  Influence of Crack Position
    8.4.5  Influence of Core Soil Features
  8.5  Summaries and Conclusio
Chapter 9  Simulation on Nuozhadu Dam
  9.1  Introduction to Nuozhadu Dam
  9.2  Behavior of Stress-Deformation of Nuozhadu Dam
    9.2.1  Finite Element Model
    9.2.2  Material Paramete
    9.2.3  Behavior of Stress-Deformation After Cotruction
    9.2.4  Behavior of Stress-Deformation After Filling
  9.3  Analyzing Method of Hydraulic Fracturing of Nuozhadu Dam
    9.3.1  Analyzing Method
    9.3.2  Material Paramete
    9.3.3  Finite Element Model
    9.3.4  Schemes Analyzed
  9.4  Hydraulic Fracturing in Horizontal Cracks
  9.5  Hydraulic Fracturing in Vertical Cracks
  9.6  Summaries and Conclusio
References

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