Connected to Grid PDF

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By Akshay Kumar

Master's Thesis from the yr 2014 within the topic Engineering - energy Engineering, grade: 7.8, Ajay Kumar Garg Engineering collage, 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 capability as a substitute to much less environmentally pleasant strength resources, there are numerous technical demanding situations that reason wind to be thought of negatively by way of many utilities. Wind strength conversion platforms be afflicted by the truth that their actual strength iteration is heavily depending on the neighborhood environmental conditions.

The Doubly Fed Induction Generator (DFIG) dependent wind turbine with variable-speed variable-pitch keep watch over scheme is the preferred wind strength generator within the wind energy undefined. This laptop might 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 method with diversified sub-systems is constructed within the MATLAB/SIMULINK atmosphere and its identical generator and turbine regulate 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 method allows not just dispatching of generator energy but additionally decreases the variety of their reactive strength requisites. the whole regulate over either lively and reactive energy is feasible by way of transformer among DFIG and rotor aspect converter.
The regular nation habit of the general wind turbine process 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 strength will be provided from rotor aspect converter to lessen the general score of the generator.
The DFIG with above pointed out sub-systems is hooked up to grid. the entire harmonic distortion research and potency are conducted. it's discovered that DFIG with transformer in among computer and rotor part converter has lowest THD (2.29%) and DFIG with 3-winding transformer has greatest potency (above 93%).

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Connected to Grid PDF

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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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