Wind Turbine

Week

Content

Labs/Assignments

1

Module 1. Wind turbine Overview

• Introduce the wind turbine history
• Review the wind turbine technology (Type I, II, III, IV) and control
• Betz’s limit law for wind turbine
• The aerodynamics and how to model it with equations, data
• The drive train with one-mass and two-mass equation

• Model aerodynamics system, drive train
• Wind turbine technology

2

Module 2. Wind turbine technology and Type- I (fixed speed) wind turbine (continued)

• The induction generator introduction
• The transformer and the grid

• Model Type-I wind turbine

3

Module 3. Type-II (variable-speed) wind turbine

• Introduce the Type-II wind turbine
• Introduce wound round induction generator
• The control for variable-speed wind turbine

• Model Type-II wind turbine

4

Module 4. Type-III and Type-IV wind turbines

• Introduce the technology and configuration of Type-III and Type-IV
• The inverter technology, mainly the back-2-back inverter
• The theory of inverter control in d-q axis: stationary and synchronous frame conversion, the d-q control for P and Q
• Modeling Type-IV wind turbine in PSCAD using the equivalent current sources

• Model Type-IV wind turbine

5

Module 5. Wind farm studies

• North American electricity overview
• Low voltage ride-through (LVRT), high voltage ride-through (HVRT) test per ERCOT, NERC requirements
• Harmonic study (IEEE Std 519-2004)
• Reactive power requirements at the POI for a wind/solar farm
• Wind farm simulation: aggregated model vs detailed model, parallel simulation
• Trendings in wind/solar technologies

• Grid code in Vietnam for a wind farm
• Harmonic and reactive power requirements

6

Module 6. O&M Wind

• O&M Philosophy
• O&M List Equipment
• Blade Repair