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Groundwater Hydraulics-v3电子书

  • 简介:  Groundwater Hydraulics-v3电子书,共137页
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  Groundwater Hydraulics-v3电子书,共137页
   Table of Contents
   1. Introduction..............................................................................................................................................1
   1.1 Hydrological Cycle..........................................................................................................................1
   1.2 Aquifer systems...............................................................................................................................3
   1.2.1 Aquifer, aquitard, and aquiclude................................................................................................3
   1.2.2 Aquifer types.............................................................................................................................3
   1.3 Vertical distribution of groundwater.............................................................................................4
   1.4 Groundwater flow systems..............................................................................................................6
   2. Fundamental Equations of Groundwater Flow.......................................................................................9
   2.1 Darcy’s Law.....................................................................................................................................9
   2.2 Generalization of Darcy’s Law......................................................................................................13
   2.3 Equation of continuity...................................................................................................................15
   2.4 Basic equations for steady incompressible flow...........................................................................17
   2.5 Basic equations for non-steady compressible flow......................................................................18
   3. Steady Groundwater Flow in Aquifers...................................................................................................23
   3.1 Groundwater flow in a confined aquifer......................................................................................23
   3.1.1 Conceptual hydrogeological model..........................................................................................23
   3.1.2 Mathematical model.................................................................................................................23
   3.1.3 Analytical solution...................................................................................................................24
   3.1.4 Analysis of solution..................................................................................................................25
   3.2 Groundwater Flow in an Unconfined Aquifer.............................................................................27
   3.2.1 Conceptual hydrogeological model..........................................................................................27
   3.2.2 Mathematical model.................................................................................................................27
   3.2.3 Analytical solution...................................................................................................................28
   3.2.4 Analysis of solution..................................................................................................................29
   3.3 Groundwater flow in a semi-confined aquifer.............................................................................32
   3.3.1 Conceptual hydrogeological model..........................................................................................32
   3.3.2 Mathematical model.................................................................................................................32
   3.3.3 Analytical solution..................................................................................................................33
   3.3.4 Analysis of result......................................................................................................................34
   4. Steady Groundwater Flow to Wells........................................................................................................37
   4.1 Groundwater flow to a well in a confined aquifer.......................................................................37
   4.1.1 Conceptual hydrogeological model..........................................................................................37
   4.1.2 Mathematical model.................................................................................................................37
   4.1.3 Analytical solution...................................................................................................................39
   4.1.4 Analysis of results....................................................................................................................40
   4.1.5 Application to pumping test.....................................................................................................41
   4.2 Groundwater flow to a well in an unconfined aquifer................................................................43
   4.2.1 Conceptual hydrogeological model..........................................................................................43
   4.2.2 Mathematical model.................................................................................................................43
   4.2.3 Analytical solution...................................................................................................................44
   4.2.4 Analysis of results....................................................................................................................46
   4.2.5 Application to pumping test.....................................................................................................46
   4.3 Groundwater flow to a well in a semi-confined aquifer..............................................................48
   4.3.1 Conceptual hydrogeological model..........................................................................................48
   4.3.2 Mathematical model.................................................................................................................48
   4.3.3 Analytical solution...................................................................................................................49 1
   4.4.4 Analysis of results...................................................................................................................52
   4.4 Methods of superposition and images..........................................................................................55
   4.4.1 Method of superposition..........................................................................................................55
   4.4.2 Method of images....................................................................................................................61
   4.5 Flow net.........................................................................................................................................65
   4.5.1 Potential function and equipotential lines................................................................................65
   4.5.2 Stream function and stream lines.............................................................................................66
   4.5.3 Flow net..................................................................................................................................66
   5. Non-steady Groundwater Flow in Aquifers...........................................................................................71
   5.1 Basic equations for non-steady flow in aquifers..........................................................................71
   5.1.1 Confined aquifer......................................................................................................................71
   5.1.2 Unconfined aquifer..................................................................................................................72
   5.2 Non-steady Groundwater Flow in a confined aquifer................................................................75
   5.2.1 Conceptual hydrogeological model.........................................................................................75
   5.2.2 Mathematical model................................................................................................................75
   5.2.3 Analytical solution...................................................................................................................76
   5.2.4 Analysis of the result...............................................................................................................77
   5.3 Non-steady Groundwater Flow in an unconfined aquifer.........................................................78
   5.3.1 Conceptual hydrogeological model.........................................................................................78
   5.3.2 Mathematical model................................................................................................................78
   5.3.3 Analytical solutions.................................................................................................................79
   5.3.4 Analysis of results...................................................................................................................81
   6. Non-steady Groundwater Flow to Wells................................................................................................83
   6.1 Groundwater flow to a well in a confined aquifer......................................................................83
   6.1.1 Conceptual hydrogeological model.........................................................................................83
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