Irrigation Engineering
description
Transcript of Irrigation Engineering
![Page 1: Irrigation Engineering](https://reader031.fdocuments.us/reader031/viewer/2022020101/54b84af84a7959a52a8b4636/html5/thumbnails/1.jpg)
Irrigation engineering (170602)
B.E. 7TH DARSHAN INSTITUTE OF ENGINEERING &
TECHNOLOGYPrepared by :- Assistant Professor Vidhi.
![Page 2: Irrigation Engineering](https://reader031.fdocuments.us/reader031/viewer/2022020101/54b84af84a7959a52a8b4636/html5/thumbnails/2.jpg)
IrrigationWhat? artificial application of water Where to apply? to the root zone of the cropWhen to apply? at right timeHow much to apply? in required quantityWhat for?for optimum crop yield
![Page 3: Irrigation Engineering](https://reader031.fdocuments.us/reader031/viewer/2022020101/54b84af84a7959a52a8b4636/html5/thumbnails/3.jpg)
IRRIGATION ENGINEERING
• IT IS A SCIENCE DEALING WITH • PLANNING , DESIGNING, CONSTRUCTION,
OPERATION AND MAINTENANCE OF IRRIGATION WORKS.
![Page 4: Irrigation Engineering](https://reader031.fdocuments.us/reader031/viewer/2022020101/54b84af84a7959a52a8b4636/html5/thumbnails/4.jpg)
Introduction
• scope• advantages• disadvantages• types of irrigation system• soil water plant relationship
![Page 5: Irrigation Engineering](https://reader031.fdocuments.us/reader031/viewer/2022020101/54b84af84a7959a52a8b4636/html5/thumbnails/5.jpg)
Water requirements of crops
• Duty• Delta• Consumptive use of water• Irrigation efficiency
![Page 6: Irrigation Engineering](https://reader031.fdocuments.us/reader031/viewer/2022020101/54b84af84a7959a52a8b4636/html5/thumbnails/6.jpg)
Module ii
• Methods of irrigation
• Irrigation channels
![Page 7: Irrigation Engineering](https://reader031.fdocuments.us/reader031/viewer/2022020101/54b84af84a7959a52a8b4636/html5/thumbnails/7.jpg)
Methods of Irrigation
Module-IIPart-I
![Page 8: Irrigation Engineering](https://reader031.fdocuments.us/reader031/viewer/2022020101/54b84af84a7959a52a8b4636/html5/thumbnails/8.jpg)
Methods of irrigation
Surface methods
Subsurface methods
Sprinkler irrigation
![Page 9: Irrigation Engineering](https://reader031.fdocuments.us/reader031/viewer/2022020101/54b84af84a7959a52a8b4636/html5/thumbnails/9.jpg)
Irrigation Channels
Module-II Part-II
![Page 10: Irrigation Engineering](https://reader031.fdocuments.us/reader031/viewer/2022020101/54b84af84a7959a52a8b4636/html5/thumbnails/10.jpg)
Irrigation channels
Permenant inudation
Feeder carrier
MainBranch
Productive Protective
ContourWatershed
![Page 11: Irrigation Engineering](https://reader031.fdocuments.us/reader031/viewer/2022020101/54b84af84a7959a52a8b4636/html5/thumbnails/11.jpg)
Methods of irrigation
Sub types Components Design considerations Advantages Disadvantages Design Applicability Modern methods
Irrigation channels
Components Cross sections Design theories Lining of canal Problem (waterlogging) Drainage methods Land reclamation
![Page 12: Irrigation Engineering](https://reader031.fdocuments.us/reader031/viewer/2022020101/54b84af84a7959a52a8b4636/html5/thumbnails/12.jpg)
Module III
Head works whatA hydraulic structure across a river whyfor the purpose of raising water level whereso it can be diverted in the canal is
head works.
![Page 13: Irrigation Engineering](https://reader031.fdocuments.us/reader031/viewer/2022020101/54b84af84a7959a52a8b4636/html5/thumbnails/13.jpg)
Diversion head works
![Page 14: Irrigation Engineering](https://reader031.fdocuments.us/reader031/viewer/2022020101/54b84af84a7959a52a8b4636/html5/thumbnails/14.jpg)
Head works
Storage •Dam
Diversion
•Weir •Barrage
![Page 15: Irrigation Engineering](https://reader031.fdocuments.us/reader031/viewer/2022020101/54b84af84a7959a52a8b4636/html5/thumbnails/15.jpg)
Types of head works
Selection of site
Components
Failures
Design bligh’s & khosla’s theory
![Page 16: Irrigation Engineering](https://reader031.fdocuments.us/reader031/viewer/2022020101/54b84af84a7959a52a8b4636/html5/thumbnails/16.jpg)
Module IV
Cross drainage works
Canal regulation works
![Page 17: Irrigation Engineering](https://reader031.fdocuments.us/reader031/viewer/2022020101/54b84af84a7959a52a8b4636/html5/thumbnails/17.jpg)
Canal Regulation Works
170602Module-IV
Part-II
![Page 18: Irrigation Engineering](https://reader031.fdocuments.us/reader031/viewer/2022020101/54b84af84a7959a52a8b4636/html5/thumbnails/18.jpg)
Canal regulation works
The structures constructed on a canal to regulate the discharge, full supply level and velocity of flow are known as canal regulation works
![Page 19: Irrigation Engineering](https://reader031.fdocuments.us/reader031/viewer/2022020101/54b84af84a7959a52a8b4636/html5/thumbnails/19.jpg)
Canal regulation works
Canal falls
Cross regulator
Distributary head regulator
Canal escapes
![Page 20: Irrigation Engineering](https://reader031.fdocuments.us/reader031/viewer/2022020101/54b84af84a7959a52a8b4636/html5/thumbnails/20.jpg)
Cross drainage work
• It is a hydraulic structure constructed for carrying a canal across a natural drain
![Page 21: Irrigation Engineering](https://reader031.fdocuments.us/reader031/viewer/2022020101/54b84af84a7959a52a8b4636/html5/thumbnails/21.jpg)
Types of cd works
Canal over drain
•Aqueduct •Syphon aqueduct
Drain over canal
•Super passage•Canal syphon
Mix water canal and drain
•Level crossing •Inlets and outlets
![Page 22: Irrigation Engineering](https://reader031.fdocuments.us/reader031/viewer/2022020101/54b84af84a7959a52a8b4636/html5/thumbnails/22.jpg)
Course work
• Assignments 1. Introduction.2. Methods of irrigation.3. Irrigation channels.4. Diversion head works.5. Cross Drainage Works.
![Page 23: Irrigation Engineering](https://reader031.fdocuments.us/reader031/viewer/2022020101/54b84af84a7959a52a8b4636/html5/thumbnails/23.jpg)
Presentation on model
Roll no Topic 1 to 10 Ogee fall11 to 20 Rapid fall21 to 30 Stepped fall31 to 40 Notch fall41 to 50 Vertical drop fall51 to 60 Glasis fall61 to 70 Montague fall71 to 80 Inglis fall
![Page 24: Irrigation Engineering](https://reader031.fdocuments.us/reader031/viewer/2022020101/54b84af84a7959a52a8b4636/html5/thumbnails/24.jpg)
• University external – 30 marks• Mid sem - 30 marks (module 1 – 30 marks, 2 - 30 marks, 3 - 30 marks Average of three exams )• Practical internal – 20 marks (presentation on
model )
![Page 25: Irrigation Engineering](https://reader031.fdocuments.us/reader031/viewer/2022020101/54b84af84a7959a52a8b4636/html5/thumbnails/25.jpg)
REFRENCE BOOKS
1. P.N. Modi, Irrigation, Water Resources and Water Power Engineering, Standard Book house, New Delhi
2. S.K. Sharma, Principles and Practice of Irrigation Engineering, S. Chand & Company Pvt. Ltd, New Delhi
3. B.C. Punmia, and B.B. Pande, “Irrigation and Water Power Engineering”, Laxmi Publication Pvt. Ltd., New Delhi
![Page 26: Irrigation Engineering](https://reader031.fdocuments.us/reader031/viewer/2022020101/54b84af84a7959a52a8b4636/html5/thumbnails/26.jpg)
4. S.K.Gerg irrigation engineering and hydraulic structure.
5. K.R.Arora irrigation engineering and hydraulic structure.
![Page 27: Irrigation Engineering](https://reader031.fdocuments.us/reader031/viewer/2022020101/54b84af84a7959a52a8b4636/html5/thumbnails/27.jpg)
Any Question
?