The topics of the Modern irrigation system design course
Irrigation scheduling and methods of measuring soil moisture content.
- Benefits of Irrigation scheduling.
- Methods for measuring soil moisture content.
- The irrigation time calculation.
- The irrigation periods.
Types and components of sprinkler irrigation systems.
- Sprinkler irrigation systems Components.
- Types of sprinkler irrigation systems
- Criteria for choosing sprinklers.
- Sprinklers arrangement models.
Hydraulic sprinkler systems
- Factors affecting the hydraulics of sprinkler irrigation systems.
- Water flow in the pipes.
- Estimation of friction losses in the main and submain line.
- watery hammer.
- Flow hydraulics in the laterals and the main line.
Planning and designing traditional sprinkler irrigation systems, calculating the diameters of the main and secondary lines, and disposing of them.
- Planning and design stages.
- Initial design elements of a conventional sprinkler system.
- Steps for designing a conventional hand-moved sprinkler system.
- Fixed traditional sprinkler system design.
Evaluation of conventional sprinkler systems.
- Elements of evaluation of conventional sprinkler systems.
- sprinkler pressure and discharge.
- Uniformity coefficient (homogeneity).
- Distribution and system uniformity.
- Application efficiency.
The centre pivot sprinkler system Operation.
- Description of the centre pivot system
- The centre pivot irrigation system design
- Friction loss in centre pivot spray line
Evaluation of pivot irrigation system.
- Uniformity coefficient (homogeneity)
- Distribution and system uniformity.
- application efficiency
Drip irrigation system.
- Drip irrigation concept.
- the importance, advantages and disadvantages of drip irrigation.
- The types of drip irrigation.
- Drip irrigation systems Components.
Planning and designing drip irrigation systems
- Information required for design.
- Calculation of water requirements.
- Selection of drip network tubes
- Calculation of friction losses in pipes
- Design of drippers line and laterals.
- Calculation of the friction losses from the installation of drippers:
- Calculating the diameter and discharge of the main and submain line.
- Design standards and hydraulics.
Dripper blockages, filtration and filtration methods.
- Causes and treatment.
- Types of filters.
Chemical addition standards and methods of addition.
- Chemical application
- Devices and methods for chemicals application.
- Maintenance of chemical application systems
Field performance and evaluation of the drip irrigation system
- Reasons for evaluation.
- The change resulting from the influence of hydraulic factors
- The change resulting from the manufacture of drippers
- The change due to blockage.
- Methods for evaluating drip irrigation systems
