JNTU-K B.TECH R19 3-2 Syllabus For Irrigation and drainage engineering PDF 2022


JNTU-K B.TECH R19 3-2 Syllabus For Irrigation and drainage engineering PDF 2022

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You will be able to find information about Irrigation and drainage engineering along with its Course Objectives and Course outcomes and also a list of textbook and reference books in this blog.You will get to learn a lot of new stuff and resolve a lot of questions you may have regarding Irrigation and drainage engineering after reading this blog. Irrigation and drainage engineering has 5 units altogether and you will be able to find notes for every unit on the CynoHub app. Irrigation and drainage engineering can be learnt easily as long as you have a well planned study schedule and practice all the previous question papers, which are also available on the CynoHub app.

All of the Topic and subtopics related to Irrigation and drainage engineering are mentioned below in detail. If you are having a hard time understanding Irrigation and drainage engineering or any other Engineering Subject of any semester or year then please watch the video lectures on the official CynoHub app as it has detailed explanations of each and every topic making your engineering experience easy and fun.

Irrigation and drainage engineering Unit One

Introduction irrigation Engineering

Introduction irrigation Engineering, advantages of irrigation, necessity and development of irrigation in India and AP and classification of irrigation projects, Irrigation terminology-GCA,CCA, Base period, crop period, Delta, Duty, Relationship between Duty and Delta,Introduction to soil-water plant relationships, soil physical properties such as soil texture, soil structure, capillary conductivity, soil consistency-volume-mass relationships of soil constituents, Water relations withsoil-kinds of soil water-hygroscopic, capillary and gravitational movement of water into soils, Infiltration, factors affecting infiltration, procedure for measurement of infiltration rate and development of infiltration equations (Kostia-Kov equationsHuston equations -curve fitting), Soil moisture characteristic curves, difference between soil moisture stress and soil moisture tension, soil moisture constants such as saturation capacity, field capacity moisture equivalent and permanent wilting point. Terminology related with movement of water within soils-water intake, percolation, interflow, seepage, permeability, hydraulic conductivity and hydraulic gradient-Measurement of soil moisture by different methods, evaporation, transpiration and evapo-transpiration-Estimation byBlaney-Criddle, Thornthwaite, Penman and modified Penman equations only-Potential ET. Water requirements of cropsimportance of water in plant growth, procedures net irrigation requirement (depth of irrigation),gross irrigation requirement, irrigation frequency and Irrigation efficiency (conveyance, application, storage, distribution, water use efficiency) with few numerical examples,

Irrigation and drainage engineering Unit Two

Gravity Water application methods

Gravity Water application methods-classification, border irrigation, components of border irrigation-Width, Length and Slope for different soils for different soils, Hydraulics of border irrigation (Advance curve, Recession Curve and Opportunity time through time and distance curve) design of border irrigation. Derivation of Israelson’s equation for the width of the border Furrow irrigation systemadvantages and disadvantages, determination of infiltration depth in furrows by inflow-outflow method (Steam size, Distance Advance time, CS area and Wetted Perimeter data problem on computation of infiltration depth), Check basin irrigation–advantages and disadvantages, estimation of infiltration under check basin conditions, adaptability and design considerations. Surge irrigation: concepts, parameters, infiltration, hydraulics, efficiency & distribution uniformity.

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Irrigation and drainage engineering Unit Three

Conveyance of irrigation water

Conveyance of irrigation water-methods assessment of design capacity of irrigation channels. Design of irrigation canals using Lacey’s and Kennedy’s theories and problems, Measurement of irrigation water-units of measurements, methods of measurement, direct and indirect methods, measurement of velocity using current meter-indirect methods such as area velocity method and coordinate method for measuring discharges formpipes, dethridge meter, tracermethod, Direct methods of measurement of discharges; different devices such as weirs,flumes and notches andtheir installation procedures, equations for rectangular triangular and trapezoidal notches, explanation on RBC flumes (critical flow flumes). Underground pipe lines for irrigation water distribution, types of pipes used for underground pipe lines, testing of pipes for its water absorption and pressure requirements, estimating the discharge capacity of pipe lines, installation procedures of underground pipe lines and study of different structures associated with underground pipe lines.

Irrigation and drainage engineering Unit Four


Drainage-definition, objective and types, familiarization with the drainage problems (twin problems of water logging and salinity) and extent of areas in irrigated areas in the state, Surface drainage: effects of poor drainage, areas requiring drainage, factors affecting drainage requirement, drainage coefficient, determination of drainage coefficient based on different criteria, Types of surface drainage: random field drain system, bedding system, parallel field drain, parallel lateral open ditch, cross slope drain system interception system, design of open drainage channels using Manning’s equation and alignment of open ditches (radius of curvature), investigations on design parameters, hydraulic conductivity, drainable porosity fluctuations of depts.,to water table in the areas, methods of determining hydraulic conductivity-single auger hole method and inverse auger hole: Sub-surface drainage systems, purpose and benefits, types of sub surface systems, tile drains, mole drains, drainage wells, deep open drains and combinations and their suitability for different conditions and limitations.

Irrigation and drainage engineering Unit Five

Components of Sub-surface drainage system

Components of Sub-surface drainage system: layouts and types –Random type herring bone, grid iron cutoff or interceptor drains, depth and spacing of drains, size of the pipe drains using Manning’s equation, drain materials of burnt clay. Perforated corrugated and solid PVC and cement concrete, slope/grade for the drains, Envelope materials for sub-surface drains and selection criteria for uniform soils and graded soils, geo-textile and nylon mesh, outlets for sub surface drainage, gravityand pumped outlets.Design of sub surface drains under steady state (equilibrium) conditions and derivation of Hooghoudt’s equation for spacing, the Ernst’s derivation for drain spacing, Glover-Dumm equation (only) for spacing under non-steady state conditions of water table,drainage structures, loads on conduits, ditch conduit conditions and projecting conduit conditions, construction and installation of drains, bio-drainage, vertical drainage and drainage of irrigated and humid areas, Salt balance, classification and reclamation of saline and alkaline soils, soil amendments, leaching requirement-leaching ratio, Economic aspects of drainage with a typical example for total cost estimation of SSD system and benefit –cost ratio.

Irrigation and drainage engineering Course Objectives

Objective: To impose skills to students on surface and sub –surface drainage system, their concepts of design & keynotes for problem soils in irrigated agriculture.

Irrigation and drainage engineering Course Outcomes

1.Acquaintanceof Skills on basis of irrigation engineering principles and concepts, development of irrigation in the country.
2.Skill development on gravity flow irrigation systems and their hydraulics in the field.
3.Skill development of students on water distribution systems through efficient conveyance systems & their principles of design.
4.Imparting skills on surface and subsurface drainage systems their concepts, design and keynotes in the field.
5.Skill development of students on subsurface drainage systems, reclamation of saline and alkaline soils.

Irrigation and drainage engineering Text Books

1.Irrigation Engineering, Muzumdar S K, 1983, Tat-McGraw Hill Publishing’s. Co. Ltd., New Delhi.
2.Irrigation Theory & Practice, Michael A M, 2008, Vikas Publishing House, New Delhi.
3.Drainage Engineering, Luthin J M, 1970, Wiley Eastern Ltd., New Delhi.
4.Soil and Water Conservation Engineering, Schwab G O, Frevert R K, Edminister T w and Barner K K, 1981, John-Wiley and Sons, New Delhi.

Irrigation and drainage engineering Reference Books

1.Land & Water management Engineering, Murthy V V N, 2004, Kalyani Publishers, New Delhi.

Scoring Marks in Irrigation and drainage engineering

Scoring a really good grade in Irrigation and drainage engineering is a difficult task indeed and CynoHub is here to help!. Please watch the video below and find out how to get 1st rank in your examinations . This video will also inform students on how to score high grades in Irrigation and drainage engineering. There are a lot of reasons for getting a bad score in your Irrigation and drainage engineering exam and this video will help you rectify your mistakes and help you improve your grades.

Information about JNTU-K B.Tech R19 Irrigation and drainage engineering was provided in detail in this article. To know more about the syllabus of other Engineering Subjects of JNTUH check out the official CynoHub application. Click below to download the CynoHub application.

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