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8/17/2019 Air Cavity Craft
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PRESENTED BY –
(HYBRIDCONCEPT)
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(planing mn !"ll) # (air $"%!in $a&i')HYBRID CRA*T + ACC
•
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HOW DOES AIR CAVITY CRAFT WO
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ITS OPERATING PRINCIPLE
,- A planning !"ll %"r.a$/ 0i'! a 'rim angl/ i% %/l/$'/d 0i'! a $a&i' r/$/%% p'!/ 1''m . '!/ !"ll
2- N0 air i% in/$'/d $a&i' in '!/ $a&i' $!ann/l
3- T!/ air i% in/$'/d in' '!/ .rn' par' . '!/ $a&i'i/% and l/a4% .rm '!/ $a&
5- T!i% $a&i' %/para'/% par' . '!/ !"ll %"r.a$/ .rm $n'a$' 0i'! '!/ 0a'/r-
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T!/ air %"ppl pr/%%"r/ in '!/ $a&i' i% r/'ain/d 1 l0 pr/%%"r/ air .an%6 an$n%"mp'in d"/ ' air 70 .an% i% r/pr'/d ' 1/ 0i'!in 38 . '!/ main /np0/r-
NOTE
On/ 0"ld !a&/ ' %l&/ 1'! pr1l/m% . 1"ilding a %!//' . air a' '!/ 0/'%"r.a$/ ar/a and %pr/ading air 9lm &/r larg/ par' . '!/ 1''m
A natural cavity $an 1/ /%'a1li%!/d 1/!ind %'/p a' !ig! %p//d% 1 "%/ . '!/ am1i/n' li:"id- H0/&/r6 '!/ r/:"ir/d %p//d .r %"$! pr$/%% i% ' !ig$mm/r$ial $ra.'-
Articial air cavity %!ip $n$/p' i% 1a%/d n in/$'ing air in' %/para'in ;1/!ind a 0/dg/ %!ap/d %'/p a' '!/ 1''m ' %'im"la'/ ar'i9$ial $a&i'a'in&/n'ila'in)-
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• T!/ %'/rn par' . '!/$!am1/r i% in$lin/d d.rming a planning %%"r.a$/ i% in $n'a$' ' r/d"$/ air /%$ap/
$a&i'
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,) S/&/ral $a&i'i/% ma 1/ r/:"ir/d .r %l0/r %!
2) S'"di/% n ar'i9$i!a% %!0n '!a' '!/ l/ng'! $"ld n' 1/ ' 0!l/ $ra.' l/ng'!
%p//d%
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3) In '!/ $a%/ . air l"1ri$a'in "nd/r '!/ %!ip?% 1i% d/%ira1l/ ' !a&/ a 70 0i'! a n/ga'i&/ $a&i'a'n"m1/r in rd/r ' %"ppr' '!/ &/%%/l 0 r ' d/%ignp/r%p/$'i&/-
5) P/r.rman$/ 0-r-' %p//d and lng %'a1ili' al%d/p/nd% "pn %m/ !"ll .rm param/'/r% %"$! a%ramp !/ig!' 0!i$! !a% 1//n pr&/d />p/rim/n'al
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@) A' %"1+planing %p//d% '!/ 0a'/r %"r.a$/ in '!/ $a&i' 0ill 1/ an irr/g"ld"/ ' '0 .a$'r%
•
T!/ pr/%%"r/ &aria'in% a% %"r.a$/ 0a&/% pa%% '!/ %!ip !"ll "'%id/• T!/ g/n/ra'in . 0a&/% .rm '!/ .rn' . '!/ $a&i'-
T!/%/ 0a&/% 0ill pa%% '!"g! '!/ $a&i' and 0ill &ar 0i'! %p//d6 /&/n'"%m'!ing "' n$/ planing $$"r% i. '!/ $ra.' $an r/a$! '!i% %p//d- On$/'!/ air ./d in' '!/ $a&i' !a% ' !a&/ %"$i/n' &l"m/ and %'a'i$ pr/%%"main'ain $a&i' d/p'! all '!/ 0a ' '!/ %'/rn6 a% '!/r0i%/ '!/ $a&i' 0illi4/ '!/ %'/p in a %'/pp/d planing !"ll and .ad/ a0a &/r a %!r' l/ng'!
) I' m"%' 1/ n'/d '!"g! '!a' '!/ $a&i' m"%' 1/ $ar/."ll d/%ign/d % in%id/ '!/ $a&i' ar/ %"ppr/%%/d 1 '!/ .an pr/%%"r/ and 70 %"$i/n'l $a&i' 1l$4ag/ and $n%/:"/n' in$r/a%/d !"ll r/%i%'an$/6
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*I= -,
, AIR COPRESSOR2 AIR DUCT3S
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ADVANTAGES
•
T!/ ACC 'a4/% an appra$! %imilar ' '!/ SES6 0!il/ !a&ing a$a&i' "nd/rn/a'! '!/ !"ll and mr/ %"1%'an'ial %id/+!"ll%%impl a $a&i' $"' "' . '!/ "nd/r%id/ . '!/ !"ll- T!/ !"li% '!/r/.r/ l/%% %l/nd/r and $an 1/ 1"il' a' larg/r %i;/% mr/
• 2–3@8 r/%i%'an$/ r/d"$'in .r planing !"ll% and ,@–38 .planing !"ll .rm% $an 1/ a$!i/&/d 0i'! ar'i9$ial air $a&i' $p/r md/l '/%'ing r/pr'%
• R/d"$'in n &i%$"% drag 1'! d"/ ' d/$r/a%/ . 0/''/d %"' li.' /K/$' and air l"1ri$a'in
• O'!/r p%i'i&/ ./a'"r/%6 %"$! a% l0 $%'6 %mall dra.'6 and /a%main'/nan$/6 i' $an 1/ $n$l"d/d '!a' an ACS i% a &/r prm$n$/p' in '!/ .amil . !ig!+p/r.rman$/ marin/ &/!i$l/%-
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• L$% t$tal &ra'L T!/ .ri$'in drag $an 1/ d/$r/a%/d a% m"$! a% –Mplaning6 and ''al drag d/$r/a%/d a1"' 2–2@8 $mpar/d 0i'! $n&planing $ra.'6 d"/ ' p%i'i&/ air l"1ri$a'in . m"$! mr/ . '!/ !"ll %"r.a$/ '!an i% nrmal .r a %'/pp/d planing !"ll-
• L$% li(t )$%*rL Sin$/ '!/ air la/r in '!/ !"ll $a&i' i% &/r '!in6 and
/>!a"%' i%nl a' '!/ %'/rn6 air70 $an 1/ l06 % .an% a1%r1ing nl 2–38 . p0/r"'p"' . '!/ $ra.' ar/ r/:"ir/d- T!i% $an 1/ $mpar/d 0i'! %4ir'/d ai$ra.'0!/r/ '!/ $"%!in 'pi$all 'a4/% mr/ '!an 2@8 .r ACG6 and ,@8 .
• L$% i+)act l$a&,L T!/ impa$' (0a&/ %lamming) lad n '!/ !"ll ma
r/d"$/d1 "p ' @86 d"/ ' '!/ air la/r n '!/ 1''m6 $mpar/d 0i'! '!/$n&/n'inalplaning $ra.'- T!i% i% a %igni9$an' .a$'r in7"/n$ing !"ll d/%ign and gimpr&/m/n'% ' pa%%/ng/r and $r/0 $m.r' and /:"ipm/n' &i1ra'i0/ll a% r/d"$/ %p//d l%% a' !ig! %p//d in a %/a0a-
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DISADVANTAGES• F%% . air la/rL Sin$/ '!/ air la/r i% '!in6 i' $an al% 1/
r"nning in r"g! %/a% 0i'! !/a& m'in '!/r/.r/ 1/''/r
$a%'al and /%'"arin/ $ndi'in% ra'!/r '!an d//p %/a r"• T!/ ACC i% limi'/d in '!/ 0a&/ !/ig!' '!a' i' $an p/ra'/
'!/ dnami$% . '!/ air $a&i'- T!i% pr/%/n'% $l/ar limi'% '/n&irnm/n' an ACC $ra.' $an 1/ d/%ign/d .r-
• On/ . '!/ di$"l'i/% in ACS d/%ign i% r/la'/d ' '!/ d/p/. '!/ $a&i' limi'ing param/'/r% n '!/ in7"/n$/% .rm p
%%'/m% and li.'+/n!an$ing d/&i$/%6 0!i$! ar/ di$"l' ' a$$"n' a$$"ra'/l in md/l '/%'ing
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PROPUFSION ASPEC
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• A m%' impr'an' i%%"/ in ACC r/%/ar$! !a% 1//n !r/%l&/ '!/ pr1l/m $n$/rn/d 0i'! '!r"%' and /$d/$r/a%/ d"/ ' '!/ %"$'in . air in' a marin/ prpdi%$- Sin$/ '!/ air la/r i% a''a$!/d ' '!/ planning %a' '!/ %'/rn6 a 0a'/r prp/ll/r arrang/d a' '!/ %'/rn'!/ 0a'/r %"r.a$/ $an 1/ aK/$'/d 1 air&/n'ila'in a% 0/ll a% $a&i'a'in6 and $n%/:"/n'l/>p/ri/n$/ r/d"$/d a1%l"'/ '!r"%' and prp/ll/r /
• R*+*&y+On/ appra$! i% ' i%la'/ '!/ air .rm '!/prp/ll/r 1 "%ing a ./n$/ r '"nn/l .rm
Prp"l%in a%p/$'%
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SEA
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OTHER *EATURES
•
B/%id/% r/d"$ing drag6 air $a&i'i/% ar/ al% 1/n/impr&ing %/a0r'!in/%%6 mi'iga'ing impa$'% ."nd/r0a'/r />pl%in%6 and par'l %"ppr/%%ing"nd/r0a'/r a$"%'i$ %igna'"r/%
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ODEF TESTIN= O* ACC
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EPERIENTAF CONCFUSIONS
•
T/%'% $nd"$'/d 0i'! an air+&/n'ila'/d $a&i' "nd/md/l+%$al/ %impli9/d !"ll d/mn%'ra'/ '!a' a ran$a&i' l/ng'!% and $rr/%pnding $a&i'a'in n"m11/ $r/a'/d a' '!/ 9>/d 0a'/r %p//d and %%'/m g
• N air l/a4ag/ .rm '!/ $a&i' i% 1%/r&/d "n'il '!r/a$!/% i'% ma>im"m %i;/
• &i%$"% and %"r.a$/ '/n%in /K/$'% ar/ %igni9$an'%$al/ . '!/%/ />p/rim/n'%-
• T/%'% 0i'! m"$! larg/r %/l.+prp/ll/d md/l% $an ' d/'/rmin/ %$al/ /K/$'% n '!/ $a&i' 1/!a&ir
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• Addi'inall ACC A' '!/ %'/rn n /i'!/r %id/ . '$"%!in $a&i'6 '!/r/ ar/ prp"l%in gndla% !0a'/r /' in'a4/%- Dnami$ li.' i% %/$"r/d .rm p
%"r.a$/% ar"nd '!/ &/%%/l?% FC= a% 0/ll a% pr1"an$- T!i% $n9g"ra'in r/d"$/% rll m'iin '!/ %am/ .a%!in a% a $a'amaran
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EAPFES O* ACC SUCCESS*UFOPERATIN=
!i% i% a R"%%ian ACC */rr nam/d FINDA $mpl/'/d in '!/ ,2
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WONDERIN= WHY TO CHOOSE AIR CCRA*TQQ
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COPARISON WITH OTHER TYPESCRA*T-
• Air *an% a1%r1ing nl 2–38 . ''al p0/r T!i% $an 1/ $mp0i'! %4ir'/d air $"%!in $ra.' 0!/r/ '!/ $"%!in 'pi$all 'a4/%mr/ '!an 2@8 .r ACG6 and ,@8 .r SES-
• Simpl/ $n%'r"$'in a% planning !"ll-• Cn&/r%in $an /a%il 1/ dn/ in' ACC-• F0 p0/r r/:"ir/m/n' . .an%-• T!/ !"ll %'r"$'"r/ i% l/%% %l/nd/r and $an 1/ 1"il' a' larg/r %i;/
mr/ /$i/n'l-• F0/r dra"g!' $mpara'i&/l-• F0 main'/nan$/-• F0 $%'-• Signi9$an' .a$'r in7"/n$ing !"ll d/%ign and gi&/% impr&/m/
' pa%%/ng/r and $r/0 $m.r' and /:"ipm/n' &i1ra'in• Sin$/ i' i% a $m1ina'in 0i'! planing $ra.' *in/ man/"&/ra1ili
and $"r%/ %'a1ili'• R/d"$/% rll m'in d"/ ' prp"l%in gndla% 0i'!"' '!/ n/
. a $a'amaran-
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RE*ERANCE
• T/$!ni$al N'/ On '!/ limi'ing param/'/r% . ar'i9$ial $a&i'a'in