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Aula 05 - Geometria Solar

Feb 04, 2018

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    GEOMETRIA SOLAR6627 - CONFORTO AMBIENTAL PARA ENGENHARIA

    CIVIL

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    No Brasil, o con!ci"!n#o $a %!o"!#ria solar &'(n$a"!n#al )ara !n%!n!iros ! ar*(i#!#os, )oisa "aior )ar#! $! nosso #!rri#+rio #!" !r!s*(!n#!s co" %ran$!s )!r.o$os $! sol, #!n$o oso"/r!a"!n#o co"o ("a $as !s#ra#&%ias

    /iocli"0#icas "ais in$ica$as1

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    As )ro#!3!s solar!s s4o (#ili5a$as *(an$o ara$ia34o $ir!#a n4o & $!s!a$a $!n#ro $oa"/i!n#!1 O )ro!#o $as )ro#!3!s !i%! ocon!ci"!n#o $os "oi"!n#os $o 8ol ! $aT!rra, ! $! s!(s !'!i#os so/ a is4o $o

    o/s!ra$or1

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    A ra$ia34o solar & (" $os "ais i")or#an#!s

    con#ri/(in#!s )ara o %ano #&r"ico !" !$i'.cios1 Na!scala $a !$i'ica34o, a #rans'!r9ncia $! calor )orra$ia34o )o$! s!r $ii$i$a !" cinco )ar#!s)rinci)ais:

    ; ra$ia34o solar $ir!#a

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    A ra$ia34o solar $! on$a c(r#a *(! !n#ra )or ("aa/!r#(ra no !$i'.cio inci$! nos cor)os, *(! s!a*(!c!" ! !"i#!" ra$ia34o $! on$a lon%a1 O

    i$ro, s!n$o )ra#ica"!n#! o)aco > ra$ia34o $!on$a lon%a, n4o )!r"i#! *(! o calor !ncon#r!)assa%!" )ara o !#!rior, s()!ra*(!c!n$o oa"/i!n#! in#!rno1

    Es#! '!n?"!no & con!ci$o co"o efeito estufa !& o "aior #rans'or"a$or $a ra$ia34o solar !"calor no in#!rior $! ("a !$i'ica34o1

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    MOVIMENTOS DA TERRA

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    ROTAO

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    TRANSLAO AO REDOR DO SOL

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    AZIMUTE E ALTURA SOLAR;A5i"(#!

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    ALTRA 8OLAR

    AIMTE

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    DIAGRAMAS/CARTAS SOLARESDefinio:Os $ia%ra"as o( car#as solar!s)o$!" s!r in#!r)r!#a$os co"o a )ro!34o $as#ra!#+rias solar!s ao lon%o $a a/+/a$a c!l!s#!$(ran#! #o$o o ano1

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    DEFINIES; 9ni#!: In#!rs!34o $a !r#ical s()!rior $o l(%ar

    co" a !s'!ra c!l!s#!1; Na$ir: In#!rs!34o in'!rior $a !r#ical $o l(%ar

    co" a !s'!ra c!l!s#!, ! *(! & o )on#o$ia"!#ral"!n#! o)os#o ao 59ni#!1=

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    ZNITE E NADIR

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    22 (n D

    Al#i#($!: A5i"(#!: 7

    2 Mar D

    Al#i#($!: J

    A5i"(#!: 67

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    APLICAES PRTICAS DOS DIAGRAMASSOLARES

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    SOMBREAMENTO DO ENTORNO; " $ia%ra"a solar )o$! s!r (#ili5a$o )ara a

    $!#!r"ina34o $o so"/r!a"!n#o *(! (" !$i'.cio'a5 no s!( !n#orno1

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    19/36CIKAKE: FLORIANPOLI8

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    Exemplo

    ;V!ri'icar o co")ri"!n#o ! a $ir!34o $a so"/ra)ro!#a$a )or (" )os#! $! "!#ros $! al#(ra,locali5a$o !" Florian+)olis, no $ia 2 $! (noas : oras $a "an41

    A JH 2J

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    HORAS DE SOL; )oss.!l calc(lar o nQ"!ro $! oras $! sol

    $(ran#! c!r#o $ia $o ano )ara ("a c!r#alocali$a$! a#ra&s $o $ia%ra"a solar1 Para isso,/as#a o/#!r o or0rio $o nasc!r ! $o )?r $o sol)ara o $ia $!s!a$o1

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    ENETRAO DA LUZ SOLAR EM AMBIENTES

    ; Co" (" $ia%ra"a solar, )o$!-s! #a"/&"$!s!nar a )!n!#ra34o solar !" (" a"/i!n#!

    )ara $ias ! or0rios !s)!ci'ica$os1 Es#!)roc!$i"!n#o & Q#il *(an$o s! *(!r *(! o solinci$a $ir!#a"!n#! !" c!r#o )on#o $o a"/i!n#!o( *(an$o s! *(!r !i#ar *(! o sol )!n!#r! )or("a a/!r#(ra1

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    TRANSFERIDOR DE !NGULOS; O #rans'!ri$or $! @n%(los & (#ili5a$o )ara

    con!r#!r !" @n%(los a %!o"!#ria solar $!

    !l!"!n#os cons#r(#ios co"o o/s#r(3!s,a/!r#(ras, )ro#!3!s solar!s, !$i'.cios, !%!#a34o!n#r! o(#ros1

    ; Q#il )ara a an0lis! "ais r0)i$a ! '0cil $oso"/r!a"!n#o $o !n#orno, )!n!#ra34o solar !)ro#!3!s solar!s1

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    !NGULO ; o @n%(lo 'or"a$o !n#r! o 59ni#! ! a $ir!34o $a

    inci$9ncia $o raio solarvisto em corte,arian$o $! , *(an$o coinci$!n#! co" o )lano!r#ical, a#& , *(an$o a#in%! o )lanoori5on#al1

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    !NGULO

    ; o @n%(lo 'or"a$o !n#r! a )ro!34o $o @n%(lo!r#ical ! a $ir!34o $a inci$9ncia $o raio solarvisto em planta1 8!( alor )o$! ariar $! a !" ca$a (" $os *(a#ro *(a$ran#!s $a

    circ(n'!r9ncia1 O a(ilia no #ra3a$o $! ar!s#as!r#icais so/r! a car#a1

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    !NGULO

    ; #ra3a$o $a "!s"a 'or"a *(! o S, )or&"ro#aciona$o !" !" r!la34o a !s#! ! )o$!$!li"i#ar os @n%(los S ! 1

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    ROTEES SOLARES " TIOS; O #i)o $! /ris! ! s(as $i"!ns!s s4o '(n34o $a

    !'ici9ncia $!s!a$a1 Por#an#o, (" /ris! s!r0

    consi$!ra$o !'ici!n#! *(an$o i")!$ir a !n#ra$a$! raios solar!s no )!r.o$o $!s!a$o1

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    BRISE HORIZONTAL INFINITO

    ; Os /ris!s ori5on#ais i")!$!" a !n#ra$a $osraios solar!s a#ra&s $a a/!r#(ra a )ar#ir $o@n%(lo $! al#i#($! solar1 O #ra3a$o $o"ascara"!n#o )ro)orciona$o )or !s#! /ris! &

    $!#!r"ina$o !" '(n34o $o @n%(lo S1

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    BRISE VERTICAL INFINITO

    ; Os /ris!s !r#icais i")!$!" a !n#ra$a $os raiossolar!s a#ra&s $a a/!r#(ra a )ar#ir $o @n%(lo $!a5i"(#! solar1 O #ra3a$o $o "ascara"!n#o)ro)orciona$o )or !s#! /ris! & $!#!r"ina$o !"

    '(n34o $o @n%(lo 1

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    BRISE HORIZONTAL FINITO; Es#! #i)o $! /ris! #!" a s(a !'ici9ncia li"i#a$a

    )ois a s(a )ro!34o la#!ral & li"i#a$a )!los

    @n%(los 1

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    BRISE VERTICAL FINITO; Para o /ris! !r#ical o so"/r!a"!n#o )ro$(5i$o

    )!los @n%(los s!r0 li"i#a$o )!los @n%(los 1

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    BRISES MISTOS