Renewable Energy Resources for Irrigation - Practices of Irrigation and On-farm Water Management - page 479

Chapter 13
Renewable Energy Resources for Irrigation

Contents

13.1 Concepts and Status of Renewable Energy Resources ............. 480
13.1.1 General Overview ........................ 480
13.1.2 Concept and Definition of Renewable Energy ........... 481
13.1.3 Present Status of Uses of Renewable Energy ............ 482
13.2 Need of Renewable Energy ......................... 482
13.3 Mode of Use of Renewable Energy ..................... 483
13.4 Application of Solar Energy for Pumping Irrigation Water ........... 483
13.4.1 General Overview ........................ 483
13.4.2 Assessment of Potential Solar Energy Resource .......... 484
13.4.3 Solar or Photovoltaic Cells - Theoretical
Perspectives .......................... 485
13.4.4 Solar Photovoltaic Pump ..................... 485
13.4.5 Uses of Solar System Other than Irrigation Pumping ........ 489
13.4.6 Solar Photovoltaic Systems to Generate Electricity
Around the Globe ........................ 490
13.5 Wind Energy ............................... 491
13.5.1 Wind as a Renewable and Environmentally Friendly Source of Energy 491
13.5.2 Historical Overview of Wind Energy ............... 491
13.5.3 Causes of Wind Flow ...................... 492
13.5.4 Energy from Wind ....................... 493
13.5.5 Advantages of Wind Energy ................... 493
13.5.6 Assessing Wind Energy Potential ................. 494
13.5.7 Types of Wind Machines ..................... 495
13.5.8 Suitable Site for Windmill .................... 495
13.5.9 Application of Wind Energy ................... 496
13.5.10 Working Principle of Wind Machines ............... 497
13.5.11 Wind Power Plants or Wind Farms ................ 498
13.5.12 Calculation of Wind Power .................... 498
13.5.13 Intermittency Problem with Wind Energy ............. 500
13.5.14 Wind and the Environment .................... 501
13.5.15 Sample Work Out Problems ................... 501