!VA# #A$# WARNING: This spreadsheet contains rules of thumb and should be used for estimating only
%ress
Ventilation Rate, Siing of !eating " #ooling $oads
%ress
%sychrometric #hart
%ress
&uct Siing " 'stimation of System %ressure $oss
%ress
%sychrometric #alcs
%ress
(an $a)s, #hanges to (an &uty
%ress
#on*ersions
%ress
Siing %ressure Relief +utlets, &oor Air $oss
%ress
Natural Ventilation by Temp &iff
%ress
&uct Weight " (lange &rilling
%ress
$oad 'stimate Sheet
%ress
%ressure $oss Spreadsheet
%ress
&ate %lan Set -p
%ress
Sound Attenuation Spreadsheet
%ress
- Values
%ress
%reliminary %ipe Siing
%ress
!ygrometric Sheet
%ress
Air $ea.age Test Sheet
%ress
%rocess
%ress
/odule Temperature
%ress
Noise Addition
,ack ENTER
Module Width Module Length Module Height Required ventilation Fan resistance ! "st.
011 3311 511 32 611
ANSWER
m m m ac h #a
m/s deg C kW
1122 104 110
supply airflow pick up from fan typ. Fan power
m/s
116
"$tract airflow
Required pressurisation
1
#a
Winter am%ient min &ummer am%ient ma$ 0nternal design $o 0nternal design !i
75 52 31 8
deg C deg C deg C deg C
kW kW
189 121
heat loss infiltration heat gain infiltration
'()alue "quipment gains *ther +ains
2 31 2
Wm1 deg C kW kW
kW kW kW kW
828 395 402 395
winter fa%ric loss summer fa%ric gain Winter Heating Load Summer Cooling Load
,ranch -uct volume -uct velocity
13342 0
m/s ms
mm $ mm
395
&quare -uct
,ack ENTER
Module Width Module Length Module Height Required ventilation Fan resistance ! "st.
011 3311 511 32 611
ANSWER
m m m ac h #a
m/s deg C kW
1122 104 110
supply airflow pick up from fan typ. Fan power
m/s
116
"$tract airflow
Required pressurisation
1
#a
Winter am%ient min &ummer am%ient ma$ 0nternal design $o 0nternal design !i
75 52 31 8
deg C deg C deg C deg C
kW kW
189 121
heat loss infiltration heat gain infiltration
'()alue "quipment gains *ther +ains
2 31 2
Wm1 deg C kW kW
kW kW kW kW
828 395 402 395
winter fa%ric loss summer fa%ric gain Winter Heating Load Summer Cooling Load
,ranch -uct volume -uct velocity
13342 0
m/s ms
mm $ mm
395
&quare -uct
,ack ENTER
ANSWER
2ir )olume
211
m/s
)elocity
811
m ms
&um of 3k3 Factors
2111
-uct Length
2111
m
&quare mm or Circular mm
3968
)elocity #ressure
580
-uct Loss metre
1
&ystem 4appro$.5 loss
3442
4632
#IR#-$AR #IR#-$A R '=-IVA$'NTS '=-IVA$'NTS +( R'#TANG-$AR &-#TS
;
3968
-ia. #a #a
#a
,ack ENTER Original System Data
Fan )olume Fan #ressure Fan &peed Fan #ower
98 611 3521
m/s #a #a rpm
kW
40f you don6t know the fan power7 it should 3 %e around888. kW5 Fan "ffy.; < =)ol =)ol 4m/s5 $ >otal #ress. 4#a5? ÷ (2%s. #ower 4W5 $ @:5 981
CHANGE
Fan )olume
98
m/s
Fan #ressure Fan &peed Fan #ower 99:v 8.
NEW
611 3521 1
#a rpm kW
50
2mps
,ack ENTER
2irflow )olume Required #ressurisation
#erimeter of door Width of gap Room pressurisation
131 21
241 21
ANSWER
m/s
ms
009
#a
mm
321
m 4typ 1mm5 #a
m/s
1164
)elocity th $
321
2ir loss th
rough opening #ressure relief outlet
ough closed door
,ack
&-#TW+R> %R'SS-R' $+SS #A$#-$ATI+N
System:
&uct sie ?mm@
&uct)or. 'lement Supply #lenum "$it -uct Fire -amper ,end ,end ,end ,end ,end )C&upply +rille *,&upply +rille
W
;
!
1A: 9:: 9:: 9:: 9:: 9:: 9:: 9:: 9:: 9:: 9::
; ; ; ; ; ; ; ; ; ; ; ;
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?or@ &ia
'ui*
Volume
Velocity
Vp
(itting
$ength
$oss
&ia ?mm@
5
?m Bs@
?mBs@
?%a@
C.C
?m@
?%a@
1B1 9A@ 9A@ 9A@ 9A@ 9A@ 9A@ 9A@ 9A@ 9A@ 9A@
:./A: :.A1A :.A1A :.A1A :.A1A :.A1A :.A1A :.A1A :.A1A :.A1A :.A1A
A.: /.1B /.1B /.1B /.1B /.1B /.1B /.1B /.1B /.1B /.1B
@B.B .A .A .A .A .A .A .A .A .A .A
9./: @A.: :.A: :./A :./A :./A :./A :./A :.1E :.A1 @.A:
Supply Total Margin @:;
3359 @@.9 Total
Exhaust "$haust "C +rille -uct #ressure Relief -amper Fire -amper ,end ,end
B:.D /.9 /.1 1./ 1./ 1./ 1./ 1./ @.E /.9 D.E
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32
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%sychrometric #hart
T'DA#+ #A%TAIN A&&ITI+NA$ 'S% &RIV'S (+R 'S% SWIT#!R++/
+%TI+N 3 7 -SING S'AWAT'R #++$ING #+I$
#++$ING $+A& E 22 ; ?232 7 545@B1822 E 996.W
"G0&>0+ #R"(C**L"R 20R * 2> 1/ *CEA;rh *FF 2> @B *CDA;rh
2--0>0*2L C**L0+ C*0L 20R * 2> 1: *Cd%@B*C w% *FF 2> @9*Cd%DA;rh
-'C> +20 < 1*C
-0&CH2R+" >* 2>M*H"R"
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>"M#. R0&" -'" >* "J'0#M"> 11kW H"2> +20 < /.9 *C.
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,ack ENTER &uct Width &uct !eight
321 321
OR &uct &ia Metal >hickness
11 5
mm mm mm
&pool Length
61
m
FlangesK 2ngle sie Flg. >hickness
3 81 2
o mm mm
(lange &rilling &uct Fac.mar. Remnant Side See Note See Note 321 321
01 01
332 332
%itches 321mm
!oles B Folts
1 1
8 /3
Fac.mar.: -istance from the outer edge of flange to corner hole Remnant: -istance %etween corner hole and first pitch hole
&uct Weight ?Rectangular@ Item /aterial Weight 5
m 1318
.g 8069
.g
&uct
11146
925
41
-ensity of Material
9801
kgm/
(langes
4Mild &teel
EB9:
kgm/5
&uct Weight ?#ircular@
4&t&t
&uct Sie Flange length ,ackmark &pan
@A:
it h
/
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kgm 5
321 /@: 9: 1/:
321 /@: 9: 1/:
@
@
Total
&uct &ia Area m Vol m5 Weight .g 11 38829305 11126293 000
M MB M@: M@1
,ack Air /i; Heating
Cooling
@
in
=3
=
=5
2irflow
/.9//
1.9A
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2irflow
A.BBD
m3 /s
Mi$ ;
AB./:
[email protected]
Sp Vol
0.85 High
m3 /kg Low
&p "nthalpy M.Content
9.:: :.:@@A
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>emperature
1/.::
1/.::
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@1D.9:
DD.DB
KJ/kg
Moisture Content
:.:/E
:.:1E/
kg/kg
A.9 @9E./E 1585 :.:A/
kW kW .W ls
HEATING
&ensi%le Heating Humidification Total #hange Moisture 2dded
+
#
,ack
LOAD ESTIMATE SHEET +FBR'( No
"&>0M2>"- ,IK(
-2>"K(
L*C2>0*K(
CH"CO"- ,IK(
-2>"K(
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TRANS/ITT'& !'AT GAINS AN& $+SS'S
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!'AT GAIN S-//ARJ
,ack 'NT'R 0mperial to Metric 4 cfm 55 gpm 3111 ftmin ,tuhr 21,111 3 H#
1130 21 218 30620 1952
m/s ls ms kW kW
mph knot inches feet
3 3 3
5594 1230 20 6916
kmh ms mm m
sq. yards l%s gallon 3 water
5 3 02
3453 1448 022 3331
m1 kg litres #a
o
F
91
333
o
o
C
21
3
o
C F
'NT'R #ressure %a 3111
read 3111 m1 0132 3wg 31 mm wg 1425 3hg 9238949 1302 9238949 31 113
mm hg psi torr m.%ar %ar
Start Date:
22-Oct-01
Days freq.
Days long
13
,ack
"o#ay$s #ate % s:
( e '
14-Fe-1!
A)TI*ITIES
1
D"# $% &&
e t " D
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Tu
W
Th
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Sa
Su
M
Tu
W
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F
Sa
3
5
0
2
6
9
8
4
31
33
3
35
3 1 7 t c + 7 9 :
3 1 7 t c + 7 8 :
1 0 & t ( ' & 1 3
1 0 & + o * & 1
1 0 & + o * & 2
3 1 7 * o N 7 5
1 0 t c O 2 2
1 0 & t ( ' & 3 2
1 0 & t ( ' & 4 2
1 0 & t ( ' & 5 2
1 0 & t ( ' & 2
1 0 & t ( ' & ) 2
1 0 & t ( ' & 0 3
,ack
#A$#-$ATI+N +( T!'R/A$ TRANS/ITTAN#' ?-7VA$-'@ WBm o#@
@ 1 / 9
#omposite Structures With Air Gap
#omposite Structures Without Air Gap
Surface:7
Wall
Surface:7
Wall
/aterial
4"nter description5 Thic.ness
/aterial
4"nter description5 Thic.ness
4"nter description5 &teel Cladding Fi%re ,oard &la%s 2ir +ap #laster%oard
L@ L1 L/ L9 - Value
?mm@ A @:: A: @A !eat (lo)
> *alue ?WBmo#@ A: :.:AE :.:1 :.@
4"nter description5 @ &teel Cladding 1 Fi%re ,oard &la%s / 9 #laster%oard
?WBmo#@
L@ L1 L/ L9 - Value
?mm@ A @:: : @A !eat (lo)
> *alue ?WBmo#@ A: :.:AE @ :.@ ?WBmo#@
!ori -p
105 108
!ori -p
1042 1215
&o)n
100
&o)n
1086
+* >* 6k6 Factors H"2> FL*W H*R0P. '# -*W Rsi :.@/ :.@ :.@E Rso :.:9 :.:9 :.:9 RsiQRso :.@E :.@9 :.1@ R air gap :.@B :.@1 :.@1 R total :.A1 :.9 :.A9 L@ 4m5 :.::A :.::A :.::A O@ A: A: A: L1 4m5 :.@ :.@ :.@ O1 :.:AE :.:AE :.:AE L/ 4m5 :.:A :.:A :.:A O/ :.:1 :.:1 :.:1 L9 4m5 :.:@A :.:@A :.:@A O9 :.@ :.@ :.@ .,K( "nter 6k6 from ta%le %elow. Where no material is used enter L<: S O<@
H"2> FL*W H*R0P. '# -*W Rsi :.@/ :.@ :.@E Rso :.:9 :.:9 :.:9 RsiQRso :.@E :.@9 :.1@ R air gap : : : R total :./9 :.1B :.91 L@ 4m5 :.::A :.::A :.::A O@ A: A: A: L1 4m5 :.@ :.@ :.@ O1 :.:AE :.:AE :.:AE L/ 4m5 : : : O/ @ @ @ L9 4m5 :.:@A :.:@A :.:@A O9 :.@ :.@ :.@ .,K( "nter 6k6 from ta%le %elow. Where no material is used enter L<: S O<@
@ Airflo)
56
m5Bs
PROCESS ON
PROCESS OFF
Sensible #ooling &e7humidification 'nergy #hange Water Remo*ed
) +, . h
5 81
302 18298 2409 3983 5301 818
g/kg m3 /kg kJ/kg g/kg kJ/kg "
05 061 84 11152 956949
.W .W .W litresBs .gBh
) +, . h
308 42
/oisture #ontent
423
Specific Volume Specific 'nthalpy Saturation /oisture #ontent Specific 'nthalpy &ry Air Saturation Vapour %ressure
1898 5854 3113 30181 3248
!JGR+/'TRI# &ATA ?1o# to 02o#@
H'OMET'I) TALES D' L
'ELATI*E
MOIST'E
SE)IFI)
SE)IFI)
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E$THAL
TEM5
HMIDIT
)O$TE$T
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OF D' AI'
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.
kg/kg
m3 /kg
kJ/kg
)O$TE$T6 kg/kg
kJ/kg
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LLL
!VA# %rocess nergy
ange
Inlet Condition 1 80
m/s
782
22
.W Total #ooling
(an
Outlet Condition
(#9 ; rh
30 42
:.:@1/D kgkg
Moisture Content
:.B99 m3<=g
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[email protected]:9A: kTkg :.:@9EA kg
.W 7585
Sensible #ooling
70693
$atent #ooling
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&pecific "nthalpy
/B./1D1/ kTkg
728 88 .g Bh Water Remo*ed
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1:.@@::: kTkg
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1/./E::: #a
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Moisture content 2t inlet Moisture content 2t outlet Moisture change &ensi%le change Latent change
:.::DA@ kgkg
:.:@::@ kg @9.:B::: kTkg @A.DB::: #a
:.:EB/: :.::9EA (:.:@/AA (AB.BB 75852 70693
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TALE 1 *-20 *-25
51 55
$OISE LE*ELS FO' SA)ES6 ,5 3) 31 24 20 1! 14 44 35 2) 25 22 20
13 18
,A 30 35
*-30 *-35 *-40 *-45 *-50 *-55 *-0 *-5
5) 3 ! !1 !5 !) 83 8!
48 52 5! 1 5 !0 !4 !8
23 28 33 38 43 4) 54 5)
3) 44 48 53 58 2 ! !2
"A>7 4 "A>7 5 "A>7 "'"A7 1 to ?
40 45 4) 54 5) 3 8 !2
34 3) 44 48 53 58 3 8
30 35 40 45 50 55 0 5
2! 32 3! 42 4! 52 5! 2
25 30 35 40 45 50 55 1
$O5 OFF
25
,ack
F$A#> /I$& ST''$ %I%' SI<'S (+R VARI+-S .W &-TI'S
&iameter,
Ma$. Water
GA$VANIS'& %I%'S (+R !WS AN& #WS SJST'/S Ma$.
"quivalent
"quivalent
HW&
&imultaneous
Flow Rate
#ressure
Return -ia.
><@AoC.
-emand 'nits
ls.
-rop7 #a.
mm
kW Rated *utput
mm
Flow Rate7 ls.
>
><@:oC.
31 32 1
:.:/ :.:E :.@
:. @.A /.9
@./ / .E
1 9.A @:
@: 1A
:.: :.@A
1:: 11:
@A @A
2 5 01
:./A :.E@ @.:
E @A 1:
@A /: 9:
11 9A :
A: @A: 1A:
:./ :. :.D
1A: 1@: 1::
1: 1: 1A
21 62 81 311
1.: 9.: .: @/.:
9: BA @1A 1EA
B: @E: 1A: AA:
@1: 1A: /EA B::
A:: @A:: 1A:: A:::
@.A /. A.A @:.:
@A: 1@: 1:: @:
/1 /1 9: A:
321 11
/.: D:.:
EA: @BA:
@A:: /E::
11A: AA::
*>" @5 For L#HW heating7 typical
o
o
o
>< B1 C ( E@ C < @@ C.
15 For fan coil unit cooling7 typical
o
o
o
>< @1 C ( E C < A C.
>I#0C2L #R2C>0C2L -"M2- '0>& ,asin or ,idet 4 Hot S Cold5 / &ink 4 Hot S Cold5 @A ,ath 4 Hot S Cold5 1: &hower WC
@.A ea E.A each @: each
4 Hot S Cold5
B
9 ea
4Cold only5
B
only
?'> *'.
MODLE I$TE'IT TEST 'ESLTS
7'A"'* DA" "S" > C"*SS
M%,u7e / Ae" Teste,B
)%:t%7 '%%m
The following data is used to calculate the actual leakage rate for the module A77%C"7e Le"k"ge '"te
0520 "8 ch":ges 9e h%u +"c/h *%7ume %( M%,u7e
M"8mum em8ss87e Su997# +Le"k"ge A8 *%7ume +"se, %:
0
"c/h
>4!500 10@5=0
+85e5
05030
m3 m3 /h m3 /s
,ack
Acc%mm%,"t8%: M%,u7e length 1> 9rea#th 1> he%ght 3052> Surfae Area (A
225
2
nlose# Volue
80.25
3
053
C<2o
(%n%t%al "%
24
o
3> 24
o
"o /a%ns
) + 9 40.00 m e T e 35.00 7 u , % 30.00 M
=C (=?
25.00 20.00
Tem9 G =0 m8:s
15.00
3=501
10.00 5.00 0.00
M8:utes
1
3 a%r 9y
82
?oules J%ll ra%se
82 24 34 0.
?oules J%ll ra%se 80.25 3 a%r 9y (A+a%la9le 6eat %nput ?oules < seon# (Seon#s to ra%se a%r tep. 9y 1#eg . (%nutes to ra%se a%r tep. 9y 1#eg .
lapse# "%e
o#ule heat 7oss
Surplus nergy
M8:utes 0 1 2 3 4 5
kJ
kJ
&448.4! &43).04 &42). &420.33 &411.04
1888.4! 18!).04 18). 180.33 1851.04
o#ule "ep. % ) 24 24.23 24.4 24.) 24.)2 25.14
1
#eg
0.00014) #eg
58 5) 0
20.1) 2!.2! 34.33
141).81 1412.!3 1405.!
35.! 35.84 3.01
Acc%mm%,"t8%: M%,u7e length 1> >0 9rea#th 1> he%ght 3052> Surfae Area (A 225 2 4> nlose# Volue 80.25 3 053 J<2#eg (%n%t%al "% 24 #eg e , 8 "o 10 40#eg s : /a%ns >!53> =C (=K
3>
30
2>
20
1>
1184.20 11)5.!! 120!.2! 1218.!2 1230.12 1241.45 1252.!3 123.)5 12!5.12 128.23 12)!.2) 1308.2) 131).23 1330.12 1340.) 1351.!4 132.4! 13!3.15 1383.!! 13)4.34 1404.85 1415.31 1425.!3 143.0) 144.3) 145 5
231.80 2305.23 22)3.!3 2282.28 22!0.88 225).55 2248.2! 223!.05 2225.88 2214.!! 2203.!1 21)2.!1 2181.!! 21!0.88 210.04 214).2 2138.53 212!.85 211!.23 210. 20).15 2085.) 20!5.2! 204.)1 2054.1 2044 35
)).)8 100).48 1021.)1 1034.2) 104.0 1058.85 10!1.04 1083.1! 10)5.24 110!.25 111).20 1131.0) 1142.)2 1154.) 11.40 11!8.0 118).5 1201.1) 1212.! 1224.0) 1235.4 124.!! 1258.02 12).22 1280.3 12)1 44
2504.02 24)1.52 24!).0) 24.!1 2454.40 2442.15 242).) 241!.83 2405.! 23)3.!5 2381.80 23).)1 2358.08 234.31 2334.0 2322.)4 2311.35 22)).81 2288.33 22!.)1 225.54 2254.23 2242.)8 2231.!8 2220.4 220) 5
80).!5 823.18 83.55 84).85 83.0) 8!.25 88).3 )02.3) )15.3 )28.2! )41.11 )53.8) ).1 )!).2 ))1.84 1004.3! 101.83 102).23 1041.5! 1053.85 10.0 10!8.22 10)0.31 1102.35 1114.32 112 23
2)1.25 2!!.82 24.45 251.15 23!.)1 224.!5 211.4 25)8.1 2585.4 25!2.!3 255).8) 254!.11 2534.3) 2521.!4 250).1 24).3 2484.1! 24!1.!! 245).43 244!.15 2434.)4 2422.!8 2410.) 23)8.5 238.8 23!4 !!
22.53 3.8) 51.1) 5.42 !).5! )3.5 !0!.! !21.1 !35.4) !4).2) !3.03 !!.) !)0.2) 803.82 81!.2) 830.8 844.01 85!.28 8!0.4! 883.0 8).! )0).! )22.0 )35.48 )48.28 )1 02
28!8.4! 284.11 284).81 2835.58 2821.43 280!.35 2!)3.33 2!!).3) 2!5.51 2!51.!1 2!3!.)! 2!24.31 2!10.!1 2)!.18 283.!1 2!0.32 25.)) 243.!2 230.53 21!.40 204.33 25)1.33 25!8.40 255.52 2552.!2 253) )8
435.30 450.0 45.83 480.)8 4).0 511.0 525.)8 540.83 555.1 5!0.31 584.)4 5)).50 13.)8 28.3) 42.!3 5!.00 !1.1) 85.32 )).38 !13.3 !2!.28 !41.12 !54.)0 !8.1 !82.24 !)5 82
305.!0 3050.40 3035.1! 3020.02 3004.)4 2)8).)4 2)!5.02 2)0.1! 2)45.3) 2)30.) 2)1.0 2)01.50 288!.02 28!2.1 2858.2! 2844.00 282).81 2815.8 2801.2 2!8!.4 2!!3.!2 2!5).88 2!4.10 2!32.3) 2!18.! 2!05 18
248.0! 24.31 280.4! 2).55 312.54 328.4 344.2) 30.05 3!5.!3 3)1.33 40.85 422.30 43!.! 452.) 48.1! 483.31 4)8.38 513.3 528.28 543.12 55!.88 5!2.5! 58!.1) 01.!4 1.21 30 1
3252.)3 323.) 3220.53 3204.45 3188.4 31!2.54 315.!1 3140.)5 3125.2! 310).! 30)4.15 30!8.!0 303.33 3048.04 3032.83 301!.) 3002.2 2)8!.4 2)!2.!2 2)5!.88 2)43.12 2)28.43 2)13.81 28)).2 2884.!) 28!0 3)
0.85 !8.02 )5.11 112.11 12).03 145.8 12.1 1!).2! 1)5.85 212.35 228.!! 245.10 21.35 2!!.52 2)3.2 30).3 325.5 341.41 35!.18 3!2.8! 388.4) 404.02 41).48 434.8! 450.1! 45 40
3440.15 3422.)8 3405.8) 3388.8) 33!1.)! 3355.14 3338.3) 3321.!3 3305.15 3288.5 32!2.23 3255.)0 323).5 3223.48 320!.38 31)1.3! 31!5.44 315).5) 3143.82 3128.13 3112.51 30).)8 3081.52 30.13 3050.83 3035 0
&12.38 &108.2! &)0.25 &!2.33 &54.4) &3.!4 &1).08 &1.51 15.)! 33.3! 50.8 !.)0 85.04 102.0) 11).0 135.)4 152.!4 1).45 18.08 202.3 21).0) 235.48 251.!8 28.00 284.13 300 1)
32!.38 30).2! 35)1.25 35!3.33 3555.4) 353!.!4 3520.08 3502.51 3485.03 34!.3 3450.32 3433.10 3415.) 33)8.)1 3381.)4 335.0 3348.2 3331.55 3314.)2 32)8.3! 3281.)1 325.52 324).22 3233.00 321.8! 3200 81
1? 1! 1@ 20 21 22 23 24 2> 2= 2? 2! 2@ 30 31 32 33 34 3> 3= 3? 3! 3@ 40 41 42
2).05 2).33 2).1 2).8) 30.1! 30.45 30.!3 31.00 31.28 31.55 31.82 32.0) 32.3 32.3 32.8) 33.1 33.42 33.8 33.)4 34.20 34.4 34.!1 34.)! 35.22 35.48 35 !3
2).45 2).! 30.0! 30.3! 30.! 30.)! 31.2! 31.5! 31.8 32.1 32.45 32.!4 33.03 33.32 33.1 33.)0 34.18 34.4 34.!4 35.02 35.30 35.58 35.8 3.13 3.40 3 8
2).8 30.1) 30.52 30.85 31.1! 31.4) 31.81 32.13 32.45 32.!! 33.08 33.40 33.!1 34.02 34.33 34.4 34.)4 35.24 35.55 35.85 3.15 3.45 3.!4 3!.04 3!.33 3! 2
30.2! 30.2 30.)! 31.32 31.! 32.01 32.3 32.!0 33.04 33.38 33.!2 34.05 34.38 34.!2 35.05 35.3! 35.!0 3.03 3.35 3.! 3.)) 3!.31 3!.3 3!.)5 38.2 38 5!
30.8 31.05 31.43 31.80 32.1! 32.54 32.)0 33.2! 33.3 33.)) 34.35 34.!0 35.0 35.41 35.! 3.11 3.4 3.81 3!.15 3!.50 3!.84 38.18 38.52 38.85 3).1) 3) 52
31.08 31.48 31.88 32.2! 32.! 33.0 33.44 33.83 34.22 34.0 34.)8 35.3 35.!4 3.11 3.48 3.85 3!.22 3!.5) 3!.) 38.32 38.8 3).04 3).40 3).! 40.11 40 4!
31.4) 31.)1 32.33 32.!5 33.1 33.58 33.)) 34.40 34.80 35.21 35.1 3.01 3.41 3.81 3!.20 3!.5) 3!.)) 38.3! 38.! 3).15 3).53 3).)1 40.2) 40.! 41.04 41 42
31.)0 32.34 32.!) 33.23 33. 34.10 34.53 34.) 35.3) 35.82 3.24 3.! 3!.0) 3!.50 3!.)2 38.33 38.!5 3).1 3).5 3).)! 40.3! 40.!8 41.18 41.5! 41.)! 42 3
%ack
Airflo) due to temperature difference ?#IFS' A076@ 'nter
A3
A5 ti
to
53
38
A
A0
J% displaced air is at outlet 2@ 2/
m/s :.:@E :.:/E
1156
m1
2rea of to
2/
1181
1
m
2rea of to
21
1156
m1
2rea of %o
29
1191
1
m
2rea of %o
ha Cd
321 163
m f
mean heig -ischarge
>h >l to
01 38
deg C deg C deg C
>emperatu >emperatu *utside a
2@
01
m/s 1120 kW :.99B :.DDA 3005
@/ 19.A :.:EB1A
ti ( to 4ti Q to5 1 2%
opening
opening tom opening tom opening t diff %etween openings co(efficient 4typ :.@5 e at high level e at low level %ient temperature
,ack
?>
NR50
=>
>@
>3
>0
4?
4>
43
Oct"e ":, M8,-Feue:c# +H<
'ta+e >an# S7
=3 !5
12> 5
2>0 5)
>00 53
1k 50
2k 4!
4k 45
!k 43
LAL Ce%ght%ng
&2
&1
&)
&3
0
1
1
&1
LAL orrete#
4)
4)
50
50
50
48
4
42
100000
100000
100000
Ant%log 7p<10 !)432.8234!2 !)432.8234!2 "otal
30)5.!34448 3)810.!1!055 15848.)31)25 10 log:
"A" Weighted SPL
5!!21.03
>!
dB(A)