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WIND TURBINEANTWI, IDALECIO AND MOHAMMED
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INTRODUCTION
In this assignment we have been asked t w!k in a team t d"!d#$t ! s%stem within a set s"e$i&$atin, and a's t man#and eva'#ate the !es#'ts ( the "!$ess)
The!e a!e th!ee basi$ tasks t "e!(!m*
• +!m a "!e$t team with - ! . membe!s
• +!m#'ate a /sim"'e0 1!d#$t Design 2"e$i&$atin that w!kgiven $nst!aints)• Design a "!d#$t ! sim"'e s%stem that meets this s"e$i&$a• Man#(a$t#!e the "!d#$t ! s%stem and test it against the s
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+ina' design Detai'ed design
1!e'imina!% design
Cn$e"t#a' design
Problem definition• design and build a wind turbine• generate a minimum of 25W from airspeed• budget of £50
Design B!ie(
DE2I3N1ROCE22
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Conceptual design
T%"es ( T#!bines
4e!ti$a' H!i5nta' 2avni#s
4e!ti$a' H!i5nta'
H!i5nta'
D!ag Li(t
D!ag
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E++ECT2 O+ INCREA2IN3 NUMBER O+BLADE2
• Cst• Maintenan$e di6$#'t%
Rt ( b'ades m#st be thinne! t be$meae!d%nami$a''% e6$ient
Hweve!, it ma% nt withstand bending st!esses)
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CALCULATING MAXIMUM POW! "!OM W
Densit% ( ai! /70 8 9):- kg;
Diamete! ( t#!bine /D0 8 .@)
The!e(!e the ma=im#m me$hani$a' "we! gene!ated (!m wind ene!g% is*1w 8 >- = @ 8 -9W
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CALCULATING REYNOLDS NUMBER
Re%n'ds n#mbe! is the dimensin'ess n#mbe! in#id me$hani$s t indi$ate whethe! #id w, abd% ! a d#$t is stead% ! t#!b#'ent)
Based n #! !esea!$h, (! a w t be 'amina!,the Re%n'ds n#mbe! m#st nt be m!e than > =
!
Whe!e, 8 Re%n'd n#mbe!
4 8 ve'$it% ( wind 8 $!d 'ength 8 kinemati$ vis$sit% ( ai!
= 52500whi$h is 'amina!)
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INITIAL 2ETCH
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+INAL DETAIL 2ETCH
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COM1UTER DE2I3N O+ OUR MODEL
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RE2ULT2+ROM +IR2T TE2T
4OLT23ENERATED 89).4
R1M RECORDED B E2TIMATION 8 :-9!ev;min
MAIN REA2ON2
• B'ades whe!e nt ae!d%nami$a''% e6$ient• Mt! was #sed t gene!ate the "we!• Mate!ia' #sed (! b'ade /a$!%'i$0
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IM1RO4EMENT2 Ae!d%nami$ b'ade
3ene!at! />
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RE2ULT2 A+TER IM1RO4EMENT2
4'ts 8 9
1we! gene!ated $a'$#'atin
1 8 I4
Whe!e,
I is $#!!ent
4 is v'ts
1we! 8
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AC,IE)EMENTS AND CONCLUSION
A*$ie-e.et"
• Unde!standing and #sing enginee!ing $n$e"t in design• ee$tive team w!k• A""'%ing and ada"t a !ange ( knw'edge ( design methd'gies in #n(ami'ia!
2it#atins• C#stme! and #se! needs• Management and eva'#atin
/uture I.pro-e.et"• in$!easing the ai!w a!ea• High s"e$ gene!at!• B'ades $an be designed t !tate n h#b, t in$!ease e6$ien$%• Ai!w sim#'atin test n s'idw!ks• Mate!ia' #sed (! t#!bine b'ades
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THAN OU
AN UE2TION2 ?