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Engineering
Agricultural Engineering
Irrigation and Drainage Engineering
1. Introduction to Irrigation and Drainage Engineering
2. Soil-Water-Plant Fundamentals
3. Agricultural Hydrology
4. Hydraulics of Water Conveyance
5. Irrigation Water Requirements
6. Surface Irrigation Systems
7. Sprinkler Irrigation Systems
8. Micro-irrigation Systems
9. Water Conveyance and Control Structures
10. Agricultural Drainage Principles
11. Surface Drainage Systems
12. Subsurface Drainage Systems
13. Salt-affected Soil Management
14. On-farm Water Management
15. Water Quality for Irrigation
16. Irrigation System Automation
17. Economic and Environmental Considerations
4.
Hydraulics of Water Conveyance
4.1.
Open Channel Flow Principles
4.1.1.
Flow Classification
4.1.1.1.
Steady and Unsteady Flow
4.1.1.2.
Uniform and Non-uniform Flow
4.1.1.3.
Laminar and Turbulent Flow
4.1.2.
Channel Geometry
4.1.2.1.
Cross-sectional Properties
4.1.2.2.
Hydraulic Radius
4.1.2.3.
Wetted Perimeter
4.1.3.
Energy Concepts
4.1.3.1.
Specific Energy
4.1.3.2.
Critical Flow
4.1.3.3.
Froude Number
4.2.
Uniform Flow Analysis
4.2.1.
Manning's Equation
4.2.1.1.
Roughness Coefficients
4.2.1.2.
Application Procedures
4.2.1.3.
Limitations
4.2.2.
Chezy's Equation
4.2.2.1.
Chezy Coefficient
4.2.2.2.
Relationship to Manning's
4.2.3.
Normal Depth Calculations
4.2.3.1.
Direct Solutions
4.2.3.2.
Trial and Error Methods
4.2.3.3.
Computer Applications
4.3.
Gradually Varied Flow
4.3.1.
Flow Profile Classification
4.3.1.1.
Mild Slopes
4.3.1.2.
Steep Slopes
4.3.1.3.
Critical Slopes
4.3.2.
Water Surface Profiles
4.3.2.1.
Profile Computation
4.3.2.2.
Standard Step Method
4.3.2.3.
Direct Step Method
4.3.3.
Control Sections
4.3.3.1.
Critical Depth
4.3.3.2.
Normal Depth
4.3.3.3.
Boundary Controls
4.4.
Channel Design
4.4.1.
Design Criteria
4.4.1.1.
Discharge Requirements
4.4.1.2.
Velocity Limitations
4.4.1.3.
Freeboard Provisions
4.4.2.
Cross-sectional Design
4.4.2.1.
Trapezoidal Channels
4.4.2.2.
Rectangular Channels
4.4.2.3.
Circular Channels
4.4.3.
Stable Channel Design
4.4.3.1.
Erosion Control
4.4.3.2.
Sedimentation Prevention
4.4.3.3.
Lining Requirements
4.5.
Pipe Flow Hydraulics
4.5.1.
Pressure Flow Principles
4.5.1.1.
Energy Equation
4.5.1.2.
Hydraulic Grade Line
4.5.1.3.
Energy Grade Line
4.5.2.
Head Loss Calculations
4.5.2.1.
Friction Losses
4.5.2.2.
Minor Losses
4.5.2.3.
Total System Losses
4.5.3.
Pipe Flow Equations
4.5.3.1.
Hazen-Williams Equation
4.5.3.2.
Darcy-Weisbach Equation
4.5.3.3.
Manning's Equation for Pipes
4.5.4.
Pipe Network Analysis
4.5.4.1.
Series Pipe Systems
4.5.4.2.
Parallel Pipe Systems
4.5.4.3.
Branching Networks
4.5.4.4.
Loop Networks
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5. Irrigation Water Requirements