EY4005 Wind Energy Systems Syllabus:

EY4005 Wind Energy Systems Syllabus – Anna University PG Syllabus Regulation 2021

COURSE OBJECTIVES:

1. To understand the fundamentals of wind energy and its conversion system
2. To impart knowledge on air foil design and braking system
3. To learn gear coupled generator wind turbine components
4. To brief on the working of different generators and power conditioning system used in grid tied wind systems
5. To impart knowledge on modern wind turbine control & monitoring

UNIT- I WIND ENERGY FUNDAMENTALS & WIND MEASUREMENTS

Wind Energy Basics, 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 AERODYNAMICS THEORY & WIND TURBINE TYPES

Airfoil terminology, Blade design, Rotor performance and dynamics, Balancing technique (Rotor &Blade), Types of loads; Sources 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 GEAR COUPLED GENERATOR WIND TURBINE COMPONENTS AND THEIR CONSTRUCTION

Electronics Sensors /Encoder /Resolvers, Wind Measurement : Anemometer & Wind Vane, Grid Synchronisation System, Soft Starter, Switchgear [ACB/VCB], Transformer, Cables and assembly, Compensation Panel, Programmable Logic Control, UPS, Yaw & Pitch System : AC Drives, Safety Chain Circuits, Generator Rotor Resistor controller (Flexi Slip), Differential Protection Relay for Generator, Battery/Super Capacitor Charger & Batteries/Super Capacitor for Pitch System, Transient Suppressor/Lightning Arrestors, Oscillation & Vibration sensing

UNIT- IV DIRECT ROTOR COUPLED GENERATOR (MULTI POLE) [VARIABLE SPEED VARIABLE FREQ.]

Excited Rotor Synch. Generator/PMG Generator, Control Rectifier, Capacitor Banks, Step Up /Boost Converter ( DC-DC Step Up), Grid Tied Inverter, Power Management, Grid Monitoring Unit(Voltage and Current),Transformer, Safety Chain Circuits

UNIT- V MODERN WINDTURBINE CONTROL & MONITORING SYSTEM

Details of Pitch System & Control Algorithms, Protections used & Safety Consideration in Wind turbines, Wind Turbine Monitoring with Error codes, SCADA& Databases: Remote Monitoring and Generation Reports, Operation & Maintenance for Product Life Cycle, FACTS control & LVRT & New trends for new Grid Codes.

TOTAL: 45 PERIODS

COURSE OUTCOMES:

1. Determine energy available in wind and limitations in wind turbine design
2. Analyze the wind turbine aerodynamics and breaking system
3. Explain about various components of wind turbine and its working
4. Explain about different types of generators and power condition used in wind systems
5. Assess modern wind turbine control, monitoring and maintenance and report generation.

REFERENCES

1. C-WET: Wind Energy Resources Survey in India.
2. John D Sorensen and Jens N Sorensen, Wind Energy Systems, Wood head Publishing Ltd, 2011
3. Kaldellis. J.K, Stand–alone and Hybrid Wind Energy Systems, CRC Press, 2010
4. Mario Garcia–Sanz, Constantine H. Houpis, Wind Energy Systems, CRC Press, 2012
5. Spera, D.A., Wind Turbine Technology: Fundamental concepts of Wind Turbine Engineering, ASME Press,1994.