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WST 614  IRRIGATION HYDRAULICS                                                                               (2L+1P)  III

Objective
To equip the students with the development of various models in surface irrigation hydraulics, using basic infiltration equations movement and disappearance of water from the surface through infiltration and finding numerical solution to various problems in irrigation hydraulics.

Theory

UNIT I
Evolution of surface irrigation methods, selection of a particular irrigation method, Fundamentals of surface irrigation hydraulics,

UNIT II
Infiltration equations and key parameters, irrigation performance parameters

UNIT III
Flow processes in basin, border and furrow irrigation and flow governing equations, The hydrodynamic models and numerical solution, The zero-inertia models and numerical solution

UNIT IV
The kinematic-wave models and numerical solution, The volume balance models and numerical solution, One and two-dimensional surface irrigation models

UNIT V
Surface irrigation design and operation software, Pipe hydraulics in pressurized irrigation network, Total head, friction head loss estimation in pressurized irrigation.

Practicals
Development of various criteria for selecting a particular method, study of the various processes in basin, border and furrow irrigation through governing equations, developing irrigation designs and operation software, estimation of head loss due to friction in pressurized irrigation pipes.

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