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Transcript of battery charging using variable speed wind turbine
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BATTERY CHARGING USING DOUBLY FED
INDUCTION GENERATOR (DFIG) CONNECTED
TO VARIABLE SPEED WIND TURBINE
-By:
Mayank Singh Chandel
Seelam Naga Balaji GollaSrilekha S. Sreedhar
Guided By:
Mrs. Anjana Jain
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DFIG
• Doubly Fed Indu!ion Genera!or
• Su""ly an be gi#en $rom bo!h !he dire!ions
• %&!ra!s ma&imum energy $rom 'ind $or lo' s"eeds by o"!imi(ing !he !urbine s"eed
• Abili!y !o genera!e or absorb rea!i#e "o'er
Amrita Vishwa Vidyapeetham, Bengalurucampus
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In!rodu!ion
• S!a!or side is onne!ed dire!ly !o grid 'hereas ro!or
side is onne!ed !o a ba!!ery
•
Sli" "o'er $rom !he ro!or is used $or harging !he ba!!ery
• Diode )e!i$ier* $or on#ersion o$ ro!or AC #ol!age !o
DC
• D+link $or main!aining ons!an! #ol!age
• Buk on#er!er* $or on!rolling !he #ol!age le#el
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Blok Diagram
4
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Simula!ions
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,"en loo" irui!
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)o!or S"eed
Amrita Vishwa Vidyapeetham, Bengalurucampus
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)o!or -ol!age
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)o!or Curren!
Amrita Vishwa Vidyapeetham, Bengalurucampus
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Ba!!ery -ol!age
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Closed loo"• ,u!"u! o$ Buk on#er!er is main!ained a! /-* !o
a#oid !he ba!!ery damage
• 0ulses !o !he M,SF%1 in buk on#er!er are gi#en
a$!er s!eady s!a!e is ob!ained
• A s'i!h 'i!h a lok* is used $or !his "ur"ose
• 0I on!roller* 'i!h a re$erene o$ /- is used !o
genera!e !riggering "ulses $or !he M,SF%1
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Closed 2oo" irui!
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)o!or S"eed
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)o!or -ol!age
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)o!or Curren!
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Ba!!ery -ol!age
Amrita Vishwa Vidyapeetham,Bengaluru campus
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Ba!!ery Curren!
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Conlusion• Bo!h o"en loo" and losed loo" simula!ions are
analy(ed and res"e!i#e #ol!age* urren! and s"eeds
are obser#ed
• Ba!!ery harging #ol!age is ke"! on inreasing beyond
i!s ra!ing in o"en loo" $or high 'ind #eloi!y
• In losed loo" ba!!ery harging #ol!age is being
regula!ed using 0I on!roller* and is limi!ed !o 3-.
Amrita Vishwa Vidyapeetham,Bengaluru campus
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)e$erenes
•
Ches!er Sim"son* “Battery Charging “, National Semiconductor,2i!era!ure Number: SN-A4* 5/66.
• 7 Nickel Metal Hydride (NiMH)8 9andbook and A""lia!ion Manual*
-ersion: NiM9/5./6* '''.energi(er.om.
• 0aul Blaiklok and illiam 9or#a!h* 7Saving energy8* IC)* 1M%IC
G%* Mo!or 1ehnology* Se"!ember 5//;
• )akhi Soni* Monika Jain* Dee"ika Masand* 7 Islanding Oeration o! "#I$ Based Battery %nergy Storage System !or &hree 'hase oad 8
In!erna!ional Journal o$ Chem1eh )esearh* -ol.* No.5* "" ;45+
;4;* A"r+Jun 5/63
Amrita Vishwa Vidyapeetham, Bengalurucampus
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http://www.energizer.com/http://www.energizer.com/
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