工程流体力学2025|PDF|Epub|mobi|kindle电子书版本百度云盘下载

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Chapter 1 Introduction1

1.1 Summary1

1.2 Fluid and modeling6

1.3 Major physical properties of fluid7

1.4 Classification of fluid17

1.5 Forces acting on the fluid19

Chapter 2 Hydrostatics22

2.1 Stress characteristics in a stationary fluid22

2.2 Differential balance equation25

2.3 Fluid hydrostatic pressure distribution under the action of gravity28

2.4 Relative balance of liquid36

2.5 Total hydrostatic pressure of liquid acting on a horizontal surface39

2.6 Total hydrostatic force on curved surface48

2.7 Buoyancy force and stability of snorkeling56

Chapter 3 The basic theory of fluid motion67

3.1 Description method of fluid motion67

3.2 Some basic concepts of fluid motion68

3.3 Motion analysis of fluid parcel73

3.4 The basic equation for fluid motion75

3.5 Integration of Euler's differential equation79

3.6 Steady plane potential flows81

Chapter 4 Fundamental equations of steady total flow85

4.1 Analysis method of total flow85

4.2 Continuity equation of incompressible fluid87

4.3 The Bernoulli equation88

4.4 Momentum equation95

Chapter 5 Similarity theory and dimensional analysis98

5.1 Dimension98

5.2 Dimensional analysis99

5.3 Similarity theory basis of fluid motion101

5.4 Model experiment105

Chapter 6 Fluid resistance and energy loss107

6.1 Introduction107

6.2 Laminar and turbulent flow111

6.3 laminar flow in a circular pipe115

6.4 Turbulent flow118

6.5 Linear head losses of turbulent flow in circular pipes122

6.6 The linear head loss of the turbulent flow in a non circular tube130

6.7 Local head loss132

6.8 The concept of boundary layer135

6.9 Drag force139

Chapter 7 Orifice outflow and nozzle flow142

7.1 Steady orifice outflow142

7.2 Nozzle outflow147

7.3 Unsteady outflow of orifice and nozzle149

Chapter 8 Fluid motion in pressure pipe151

8.1 Hydraulic calculation of equal diameter short pipe151

8.2 Hydraulic calculation of long pipe153

8.3 Hydraulic calculation basis of pipe networks158

8.4 Water hammer in a pressure pipe164

Chapter 9 Open channel flow169

9.1 Classification of open channel169

9.2 Uniform flow in open channel170

9.3 Uniform flow in non-pressure circular conduits174

9.4 Concepts of non-uniform flow in open channel175

9.5 Gradually varied flow water surface curves analysis in prismatic open channel181

9.6 The gradually varied flow water surface calculation in open channel187

Chapter 10 Weir flow190

10.1 Definition and classification of weir flow190

10.2 Basic formula of weir flow193

10.3 Sharp-crested weir195

10.4 Ogee weir196

10.5 Broad-crested weir197

10.6 Hydraulic computation of flow cross small bridge199

Chapter 11 Seepage202

11.1 Seepage basic laws203

11.2 Steady gradual seepage206

11.3 Seepage catchment corridor210

11.4 Seepage of wells211

11.5 Vertical water pressure of the building in water-table aquifer216

Chapter 12 One dimensional flow of compressible gas219

12.1 Some basic concepts of compressible gas219

12.2 The basic principle of one dimensional flow of ideal gas221

12.3 Pipe flow of compressible gas225

Reference230