JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD

Prerequisite

Nil.

Course Objectives:

• To introduce various types of renewable energy technologies
• To understand the technologies of energy conversion from the resources and their quantitative analysis.

Course Outcomes

After completion of this course, the student will be able to

• Analyze solar thermal and photovoltaic systems and related technologies for energy conversion.
• Understand Wind energy conversion and devices available for it.
• Understand Biomass conversion technologies, Geo thermal resources and energy conversion principles and technologies.
• Realize Power from oceans (thermal, wave, tidal) and conversion devices.
• Understand fundamentals of fuel cells and commercial batteries.

UNIT - I

Fundamentals of Solar Energy-Solar spectrum- Solar Radiation on Earth’s surface-Solar radiation geometry-Solar radiation measurements- Solar radiation data- Solar radiation on horizontal and tilted surfaces. Solar Thermal conversion- Flat plate collectors- concentrated collectors- construction and thermal analysis- Solar applications- Solar ponds- Heliostat systems-water heater-air heater-solar still.

UNIT - II

Solar-Electric Power generation- Photovoltaic cells- Equivalent circuit- V-I Characteristics- Photovoltaic modules – constructional details- design considerations- Tracking- Maximum power point tracking - Solar Thermo electric conversion.

UNIT - III

Wind Energy- Fundamentals of wind energy-power available in wind- Betz Limit- Aerodynamics of wind turbine- Wind turbines- Horizontal and vertical axis turbines –their configurations- Wind Energy conversion systems.

UNIT - IV

Energy from Bio Mass- Various fuels- Sources-Conversion technologies-Wet Processes – Dry Processes- Bio Gas generation – Aerobic and anaerobic digestion - Factors affecting

generation of bio gas - Classification of bio gas plants-Different Indian digesters- Digester design considerations - Gasification process - Gasifiers – Applications. Geothermal Energy - sources- Hydrothermal convective - Geo-pressure resources - Petro-thermal systems (HDR) - Magma Resources-Prime Movers.

UNIT - V

OTEC Systems- Principle of operation - Open and closed cycles, Energy from Tides - Principle of Tidal Power - Components of tidal Power plants - Operation Methods - Estimation of Energy in Single and double basin systems - Energy and Power from Waves- Wave energy conversion devices - Fuel Cells - Design and Principle of operation - Types of Fuel Cells - Advantages and disadvantages - Types of Electrodes – Applications - Basics of Batteries - Constructional details of Lead acid batteries - Ni-Cd Batteries.

TEXT BOOKS:

• 1. “John Twidell & Wier”, “Renewable Energy Resources”, CRC Press, 2009.
• 2. “G. D. Rai”, “Non Conventional Energy sources”, Khanna publishers, 2004

REFERENCE BOOKS:

• 1. “D. P .Kothari, Singal, Rakesh and Ranjan”, “Renewable Energy sources and Emerging Technologies”, PHI, 2009.
• 2. “F. C. Treble”, Generating Electricity from Sun, Pergamon Press, 1st Edition 1991
• 3. “C. S. Solanki”, “Solar Photovoltaics - Fundamentals- Principles and Applications”, PHI, 2009
• 4. “S. P. Sukhatme”, “Solar Energy Principles and Application”, TMH, 2009. B.TECH ELECTRICAL AND ELECTRONICS ENGINEERING