RENEWABLE ENERGY SOURCES (PE – III) B.Tech. IV Year I Sem JNTUH R-18

• Compare and contrast the key characteristics of renewable and non-renewable energy sources.

• Analyze the need and development of renewable energy sources and their potential for sustainable development.

• Discuss the concept of hybrid energy systems and their advantages for grid stability and reliability.

• Critically evaluate the future of energy use and the role of renewable energy in addressing global climate change.

• Explain the CO2 reduction potential of different renewable energy sources and their contribution to environmental protection.

Unit II: Solar Energy

• Differentiate between solar thermal and solar photovoltaic conversion technologies and their applications.

• Analyze the factors influencing solar radiation availability and methods for its measurement and estimation.

• Explain the working principles and design considerations of various solar thermal conversion devices (flat plate collectors, evacuated tubes, concentrated collectors).

• Analyze the working principles and performance factors of solar photovoltaic cells (silicon, thin-film) and modules.

• Discuss the applications of solar energy systems in domestic, industrial, and agricultural sectors.

Unit III: Wind Energy

• Explain the nature of wind energy, its potential, and factors influencing wind speed and power generation.

• Analyze the principles of wind energy conversion and different types of wind turbines (horizontal axis, vertical axis).

• Discuss the methods for wind resource assessment and site selection for wind farm installation.

• Explain the operation and control mechanisms of wind turbine systems and the concept of Betz limit.

• Evaluate the economic aspects of wind energy generation and the potential for energy banking and demand-side management.

Unit IV: Biogas and Biomass

• Discuss the properties, composition, and calorific value of biogas and its advantages as a renewable energy source.

• Analyze the design and construction features of different types of biogas plants (fixed dome, floating dome, continuous feed).

• Classify and evaluate different biomass resources (agricultural residues, wood waste, industrial waste) for their energy potential.

• Explain the principles of thermo-chemical and biochemical conversion processes for biomass utilization (gasification, pyrolysis, anaerobic digestion).

• Discuss the applications of biogas and biomass energy in power generation, heat production, and transportation fuels.

Unit V: Ocean and Geothermal Energy

• Explain the concepts and challenges of harnessing ocean wave and tidal energy for electricity generation.

• Describe the working principle of Ocean Thermal Energy Conversion (OTEC) and its potential benefits.

• Discuss the types and applications of small hydro power plants and their importance in decentralized energy generation.

• Explain the operation and potential of geothermal power plants utilizing hot springs and steam ejection.

• Compare and contrast the advantages and limitations of different ocean and geothermal energy technologies.

Bonus Questions:

• Analyze the emerging trends and advancements in renewable energy technologies like offshore wind, floating solar farms, and microgrids.

• Discuss the economic and policy barriers to widespread adoption of renewable energy and potential solutions to overcome them.

• Evaluate the environmental and social impacts of different renewable energy projects and strategies for sustainable development.