This book can be used as a textbook for the Undergraduate as well as Postgraduate curriculum of different Universities and Engineering Institutions. Working personnel, engaged in designing, installing and analyzing of different renewable energy systems, can make good use of this book in course of their scheduled activities. It provides a clear and detailed exposition of basic principles of operation, their material science aspects and the design steps. Particular care has been taken in elaborating the concepts of hybrid energy systems, integrated energy systems and the critical role of renewable energy in preserving today's environment. References at the end of each chapter have been taken from publications in different reputed journals, recent proceedings of National and International conferences and recent web sites along with IREDA and TERI reports.

Contents
Introduction

Solar Radiation and Its Measurement

Solar Thermal Collectors

Solar Thermal Conversion Systems

Solar Photovoltaic Devices and Systems

Energy from Bio-mass

Wind Energy Conversion

Hydro-energy Conversion

Other Renewable Energy Sources

Hybrid Energy Systems

Role of Renewable Energy with Respect to Environment