Hydraulics & Irrigation Engineering (CE4533)

Pre-requisite(s)

None

Recommended Book(s)

Open Channel Hydraulics, Sturm, 2nd EditionIrrigataion And Hydraulic Structures Theory Design And Practice Iqbal Ali, Latest Edition

Reference Book(s)

Introduction To Hydraulics And Pneumatics, Ilango, 2nd Edition

Irrigation And Drainage Engineering, Siddiqui, Latest Edition

Course Objectives

1. To enable students to learn fundamentals of hydraulic engineering, particularly related to open channel flow, flow through pipes, dam and river engineering. 2. To enhance the capabilities of students related to irrigation engineering and canal network.

Course Learning Outcomes (CLO)

CLO:1            Learn fundamentals of hydraulics and will apply principles to design simple hydraulic structures.

CLO:2            Learn fundamentals of irrigation engineering and canal network and will apply principles to design irrigation channels.

CLO:3            Be able to use related softwares for design purpose.

Course Contents

Steady Flow in Open Channel

  • Specific energy and critical depth

  • Dynamic equation of gradually varied flow, surface profiles and back water curves

  • Humps and constrictions

  • Hydraulic jump

  • Broad crested weirs, venturi flume and critical depth meters

Unsteady Flow

  • Flow through pipes, orifices and over weirs under varying heads

  • Unsteady flow through pipe lines, water hammer, instantaneous and slow closure of valves

  • Surges in open channel

 Dimensional Analysis and Similitude

  • Similitude in hydraulic models, similitude requirements, geometric, kinematics and dynamics similarities, dimensionless numbers and their significance

  • Releigh’s method

  • Buckingham’s PI-theorem and its application, physical models, techniques and analysis

  • Introduction to numerical models

 Dams and Hydro Power Engineering

  • Selection of hydropower sites

  • Components and layout of hydropower schemes

  • Types of storage dams, forces on dams, design of gravity dams

  • Reservoir engineering, operation and regulation of storage reservoirs

  • Sediment Transport in Channels

  • Sedimentation Problems in Reservoirs

Canal Irrigation

  • Elementary concept about canal head works, selection of their site and layout, weirs and barrages, various components and functions

  • Measures adopted to control silt entry into canals, silt ejectors and excluders

  • Design of weirs on permeable foundations, sheet piles and cut off walls

  • Design of irrigation channels

  • Kennedy’s and Lacey’s Theories

  • Rational methods for design of irrigation channels

  • Comparison of various methods

Barrages and Headworks

  • Canal head regulators, falls, flumes, canal outlets

  • Cross drainage works: types and functions

  • Canal lining: advantages and types

  • Maintenance of irrigation canals

  • Monitoring of flows-telemetry system

Water logging and salinity

  • Causes and effects of water logging, reclamation of water logged soils

  • Drains and tube wells

  • Causes and effects of salinity and alkalinity of lands in Pakistan

  • Reclamation methods

  • Drainage network in irrigated areas

Drainage

  • Definition, Land reclamation

  • Surface Drainage

  • Subsurface Drainage

  • Estimation of discharge capacity of Cross-drainage structures

  • Disposal of drainage effluent

Design using Software

  • Computer aided design of irrigation channels

Mapping of CLOs to Program Learning Outcomes

                     CLO’s

CLO-1

(Hydraulics and design)

CLO-2

 (Irrigation Engineering and Design)

CLO-3

 (Software Application)

PLO’s

PLO-1

(Engineering Knowledge)

 

PLO-2

(Problem Analysis)

 

 

 

PLO-3

(Design/Development of Solutions)

 

PLO-4

(Investigation)

 

 

 

PLO-5

(Modern Tool Usage)

 

 

PLO-6

(The Engineer and Society)

 

 

 

PLO-7

(Environment and Sustainability)

 

 

 

PLO-8

(Ethics)

 

 

 

PLO-9

(Individual and Team work)

 

 

 

PLO-10

(Communication)

 

 

 

PLO-11

(Project Management)

 

 

 

PLO-12

(Lifelong Learning)

 

 

 

Mapping of CLOs to Assessment Modules

CLOs

CLO:1

CLO:2

CLO:3

Assessment Modules

Assignments (20-25%)

Quizzes (15-20%)

Midterm Exam (20%)

 

Final Exam (40-45%)