# Hydrology and Irrigation Engineering VTU Notes Pdf – HIE Vtu Pdf

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Here you can download the Hydrology and Irrigation Engineering VTU Notes PDF – HIE Notes of as per VTU Syllabus. Below we have list all the links as per the modules.

## Hydrology and Irrigation Engineering VTU Notes Pdf – HIE Vtu Pdf

Please find the download links of Here you can download the Engineering Mathematics 1 VTU Notes PDF – M1 Notes of as per VTU Syllabus. Below we have list all the links as per the modules. are listed below:

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#### UNIT-1

INTRODUCTION & PRECIPITATION Introduction, Hydrologic cycle (Horton‘s representation). Water budget equation Precipitation: introduction, forms of precipitation, types of precipitation, measurement of precipitation (Simon‘s gauge & Syphon gauge only), selection of rain gauge station. Adequacy of rain gauges, methods of computing average rainfall, interpolation of missing data, adjustment of missing data by double mass curve method. Hyetograph and mass curve of rainfall.

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#### UNIT-2

LOSSES FROM PRECIPITATION
Evaporation: Definition, factors affecting, measurement (Class A pan). Estimation using empirical methods (Meyer‘s and Rohwer‘s equation), Evaporation control. Evapo-transpiration- Definition, factors affecting, measurement, estimation (Blaney Criddle method) Infiltration – Definition, factors affecting, measurement (double ring infiltrometer), infiltration indices, Horton‘s equation of Infiltration.

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#### UNIT-3

HYDROGRAPHS Definition, components of hydrographs, unit hydrograph and its derivation from simple storm hydrograph, base flow separation, Prepositions of unit hydrograph- problems.

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#### UNIT – 4

ESTIMATION OF FLOOD & FLOOD ROUTING Definition of flood, factors affecting flood, methods of estimation (envelope curves, empirical formulae, rational method ). Flood routing: Introduction to hydrological routing, relationship of out flow and storage, general storage equation, Muskingum routing method.

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#### UNIT-5

Introduction, need for irrigation, advantages and disadvantages of irrigation, environmental impacts of irrigation, Systems of irrigation: Gravity irrigation, lift irrigation, well irrigation, tube well irrigation, infiltration galleries, sewage irrigation, supplemental irrigation.

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#### UNIT-6

SOIL-WATER-CROP RELATIONSHIP Introduction, soil profile, physical properties of soil, soil classification. Indian soils, functions of irrigation soils, maintaining soil fertility, soil-water-plant relationship, soil moisture constants. Irrigation relationship, frequency of irrigation.

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#### UNIT-7

WATER REQUIREMENT OF CROPS Introduction, definitions, crop seasons of India, water requirement of a crop, duty, delta, base period. Consumptive use. Irrigation efficiencies. Assessment of irrigation water. 07 hrs UNIT 8: CANALS Definition, Types of canals, Alignment of canals, Design of canals by Kenedy‘s and Lacey‘s methods- Problems.

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#### UNIT – 8

CANALS Definition, Types of canals, Alignment of canals, Design of canals by Kenedy‘s and Lacey‘s methods- Problems.