Download e-book for kindle: DFIG-based Wind Power Conversion System

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By Akshay Kumar

Master's Thesis from the yr 2014 within the topic Engineering - strength Engineering, grade: 7.8, Ajay Kumar Garg Engineering university, path: M.Tech, language: English, summary: Wind new release has develop into crucial trade strength resource and has skilled elevated development in India in the past decade. whereas it has nice power as a substitute to much less environmentally pleasant power resources, there are many technical demanding situations that reason wind to be thought of negatively via many utilities. Wind strength conversion platforms be afflicted by the truth that their actual strength new release is heavily depending on the neighborhood environmental conditions.

The Doubly Fed Induction Generator (DFIG) established wind turbine with variable-speed variable-pitch keep an eye on scheme is the preferred wind strength generator within the wind energy undefined. This computer could be operated both in grid hooked up or standalone mode.

during this thesis, an in depth electromechanical version of a DFIG-based wind turbine hooked up to energy grid in addition to individually operated wind turbine process with diversified sub-systems is built within the MATLAB/SIMULINK surroundings and its similar generator and turbine keep an eye on constitution is learned. during this regard following configurations were considered:
•DFIG with Battery garage sub-system
•DFIG with Buck-Boost converter
•DFIG with transformer
•DFIG with 3-winding transformer
Addition of battery garage and buck-boost converter sub-systems into the approach permits not just dispatching of generator energy but additionally decreases the range of their reactive energy necessities. the whole keep watch over over either energetic and reactive energy is feasible by means of transformer among DFIG and rotor part converter.
The regular kingdom habit of the final wind turbine procedure is gifted and the regular country reactive energy skill of the DFIG is analyzed. it's been proven that significant a part of the reactive energy might be provided from rotor part converter to lessen the final ranking of the generator.
The DFIG with above pointed out sub-systems is hooked up to grid. the entire harmonic distortion research and potency are performed. it truly is stumbled on that DFIG with transformer in among computer and rotor aspect converter has lowest THD (2.29%) and DFIG with 3-winding transformer has greatest potency (above 93%).

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Connected to Grid

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DFIG-based Wind Power Conversion System
Connected to Grid by Akshay Kumar


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