JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD

UNIT - I

Wind Energy Basis, wind Speeds and scales, Terrain, Roughness, Wind Mechanics, Power Content, Class of wind turbines, Atmospheric Boundary Layers, Turbulence. Instrumentation for wind measurements, Wind data analysis, tabulation, Wind resource estimation, Betz’s Limit, Turbulence Analysis

UNIT - II

Airfoil terminology-Blade element theory-Blade design-Rotor performance and dynamics-Balancing Technique (Rotor & Blade)- Types of loads; source of loads Vertical Axis Type- Horizontal Axis- Constant speed constant frequency- Variable speed Variable Frequency-Up wind- Down Wind- Stall Control-Pitch Control-Gear Coupled Generator type-Direct generator Drive /PMG/Rotor Excited sync Generator.

UNIT - III

Details of Pitch Systems and Control Algorithms- Protection used and Safety Consideration in Wind turbines, Wind Turbine Monitoringwith error codes- SCADA & Databases: Remote Monitoring and Generation Reports- Operations and maintenance for Product Life cycle-Balancing technique (Rotor & Blade), FACTS control and LVRT and New trends for new Grid Codes.

UNIT - IV

Energy from Oceans: Ocean thermal electric conversion (OTEC)- Claude & Anderson cycles, evaporators-Bio-fouling-Hybrid Cycle-Components of OTEC for Power generation.

Energy from Tides: Introduction- basic principle of Tidal power-components of tidal power plants- operation methods of utilization of Tidal Energy; Estimation of Energy and power from waves, wave energy conversion devices.

UNIT - V

Tidal currents: Structure of the tidal currents, effects of intense turbulence generated by tides, Tidal power, Basic laws of tidal energy generation, Harnessing the power of tides for the generation of electricity, environmental impact of a tidal power, Impact of tides on climate, Tide‐generating forces, Tidal forces, Analysis and prediction of tides and tidal currents.

REFERENCES:

• 1. Wind Energy Conversion Systems-Freries, L.L-Prentice Hall
• 2. Wind Energy Systems-Mario Garcia, Sanz, Constantine H. Houpis-CRC Press-2010
• 3. Non Conventional Energy Resources