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IX. REDUCING GREENHOUSE

TEMPERATURE

A. temperature regimes

range 50!0 "eg# stress a$%&e '0 "eg

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Green(%use e))e*t

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+. Temperature in green(%use

"etermine" $,-

. S%/ar energ,

Green(%use e))e*t-

S%/ar energ, s(%rt a&e ra"iati%n passes t(r%ug(

g/ass

T(erma/ ra"iati%n /%nger a&es trappe"

s(a"ing in green(%use

time %) ,ear

time %) "a,

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1. E2teri%r am$ient temperature

3. M%isture transpire"

Temperature in empt, green(%use greater t(an

in green(%use it( p/ants

4. E&ap%rati%n %) ater )r%m s%i/# a//s et*.

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C. Te*(niues t% re"u*e temperature

. S(a"ing re"u*e energ, a$s%r$e"

a. S(a"ing *%mp%un" Permanent s(a"e a)ter app/i*ati%n

Rem%&e" Aug 6 Sept

$. S(a"e *urtain Rem%&e "uring */%u", eat(er

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1. Green(%use &enti/ati%n

a. De)initi%n

m%&ement %) %utsi"e air t(r%ug(

green(%use

$. C(ara*teristi*s %) &enti/ati%n s,stem

7 *apa*it, t% re"u*e temperature

17 uni)%rm temperature37 aut%mate"

47 minimum an" ma2imum &enti/ati%n

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*. Time %) ,ear

7 8inter &enti/ati%n

9ate )a//# inter# ear/, spring-

%utsi"e air *%%/

Minimum t% ma2imum &enti/ati%n

usua//, a"euate

17 Summer &enti/ati%n

7 Temperature *%ntr%/ "i))i*u/t

S(a"ing an" &enti/ati%n

Ma2imum &enti/ati%n

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". T,pes %) S,stems

7 Natura/ &enti/ati%n

Esta$/is( *%n&e*ti%n *urrents

Ri"ge &ent an" si"e &ents

Open area

40: %) )/%%r spa*e

Rem%&a$/e si"e a//

Rem%&a$/e r%%)

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Natura/ &enti/ati%n

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Natura/ &enti/ati%n

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Natura/ &enti/ati%n

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Natura/ &enti/ati%n

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17 M%t%ri;e" S,stems minimum

Mi2 *%/" it( arm g(s. air

P%/, tu$e s,stem it( &ent

9% spee" )an it( &ent

One )an %r se&era/ turne"%n# it( &ent

37 M%t%ri;e" s,stems 6 ma2imum

Outsi"e "ire*t/, int%green(%use

Temperature "epen"ent

Air )/% rate

3

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Air e2*(ange &s temperature

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e. C%ntr%/ %) S,stems

7 Natura/ &enti/ati%n

Manua/

Aut%mati*

T(erm%stat

C%mputer

17 M%t%ri;e" &enti/ati%n

t(erm%stats

)an?s7 %r 1 spee"

@ents

u//, %pen %r*/%se"

m%"u/ating

37 E " // i/ i

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37En" a// &enti/ati%n

7 ans %n %ne en" a//

17 @ents %n %t(er en" a//

37 an spa*ing 15B

47 air e2*(ange

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47 Si"e a// &enti/ati%n

pr%$/em mi2ing *%/" air

Air e2*(ange rate &s &e/%*it,

e2*(ange 30B 2 00B

en" a// 00 )t

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Si"e a// &enti/ati%n

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Natura/ &enti/ati%n