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Groundwater Hydraulics-v3電子書
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資料類別
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化工建筑畢業(yè)論文（設(shè)計(jì)） |
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課程(專業(yè))
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Groundwater Hydraulics-v3 |
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關(guān)鍵詞
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Groundwater Hydraulics|Hydrological Cycle |
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適用年級(jí)
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大學(xué) |
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身份要求
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普通會(huì)員 |
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金 幣
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30 �。�金幣如何獲得？） |
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文件格式
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pdf |
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文件大小
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4528K |
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發(fā)布時(shí)間
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2009-07-23 19:18:00 |
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預(yù)覽文件
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無 |
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下載次數(shù)
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0 |
| 發(fā)布人 |
lj |
內(nèi)容簡(jiǎn)介：
Groundwater Hydraulics-v3電子書，共137頁(yè)
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
6.1.2 Mathematical model................................................................................................................84
6.1.3 Analytical Solution: Theis formula (1935)..............................................................................85
6.1.4 Analysis of the solution...........................................................................................................86
6.1.5 Simplification of Theis formula: Jacob’s formula....................................................................87
6.1.6 Applications............................................................................................................................87
6.2 Non-steady groundwater to a well in an unconfined aquifer.....................................................94
6.2.1 Conceptual hydrogeological model.........................................................................................94
6.2.2 Mathematical model................................................................................................................94
6.2.3 Analytical Solution..................................................................................................................96
6.2.4 Analysis of results...................................................................................................................97
6.2.5 Application of the solution......................................................................................................98
6.3 Non-steady groundwater flow to a well in a semi-confined aquifer..........................................99
6.3.1 Conceptual hydrogeological model.........................................................................................99
6.3.2 Mathematical model..............................................................................................................100
6.3.3 Analytical solution.................................................................................................................101
6.3.4 Analysis of the results............................................................................................................102
6.3.5 Application of the solution....................................................................................................104
7. References............................................................................................................................................110
8. Annexes................................................................................................................................................111
T.1 Well function of confined aquifers.............................................................................................111
T.2 Well function of semi-confined aquifers....................................................................................112
T.3 Function e(x)K0x.....................................................................................................................113
T.4 Function I(x)I (x),10,(x)K (x),K10......................................................................................114
9. Exercises..............................................................................................................................................116 2
9.1 Fundamental Equations of Groundwater Flow.........................................................................116
9.2 Steady Groundwater Flow in Aquifers......................................................................................117
9.3 Steady Groundwater Flow to Wells............................................................................................120
9.4 Non-steady Groundwater Flow to Wells....................................................................................127
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