Practises
Short Description
Ship HVAC...
Description
T&R
Bulletin 4-16 (2015)
Recommended Practices for Ship Heating, Ventilation &
SNAME Technical and Research Bulletin 4-16 (2015 Interim Rec!mmended "ractices #!r Merchant Shi$ HVAC %esi&n 'alculati!ns
SNAME Technical and Research Bulletin 4-16 (2015 Interim Rec!mmended "ractices #!r Merchant Shi$ HVAC %esi&n 'alculati!ns
TCH*.CA/ A*' R"ARCH B//T.* 4-16 (2015)
RC,,*'' PRACT.C" !R "H.P HAT.* V*T./AT.* & A.R C*'.T.*.* '".* CA/C/AT.*" "re$ared Ra3a Aad Seni!r "rinci$al Mechanical En&ineer ,A' Secti!n ead 3is '!+* Inc/ e+in Prince Assistant ,ice "resident* En&ineerin& 3is '!+* Inc/
And *ic#ola 'e/uca Marine En&ineer 3is '!+* Inc/
,ar ate Marine En&ineer 3is '!+* Inc/
,ic#elle a#a%an Marine En&ineer 3is '!+* Inc/
In c!nuncti!n .ith the
"H.P" ,ACH.*R7 C,,.TT
SNAME Technical and Research Bulletin 4-16 (2015 Interim Rec!mmended "ractices #!r Merchant Shi$ HVAC %esi&n 'alculati!ns
This Bulletin .as $re$ared under directi!n #r!m the Shi$s Machiner '!mmittee #!r
TE S7'IET8 79 NA,A: AR'ITE'TS AN% MARINE EN3INEERS TE'NI'A: AN% RESEAR' "R73RAM Mr/ 9rederic; (!se$h / '!mer Mr/ ?/ Mar; 'ummin&s Mr/ >!hn >/ %umlet!n
Mr/ Richard %/ e$urn Mr/ Bahadir In!)u Mr/ 'harles A/ Nar.ic) Mr/ Mar; 9/ Nittel Mr/ Michael 3/ "ars!ns Mr/ @ein "rince Mr/ Michael >/ R!a Mr/ %aid R/ R!d&er Mr/ Alan :/ R!.en
SNAME Technical and Research Bulletin 4-16 (2015 Interim Rec!mmended "ractices #!r Merchant Shi$ HVAC %esi&n 'alculati!ns
It is underst!!d and a&reed that n!thin& e+$ressed herein is intended !r shall e c!nstrued t! &ie an $ers!n* #irm* !r c!r$!rati!n an ri&ht* re med* !r claim a&ainst SNAME !r an !# its !# #icers !r memers/
SNAME Technical and Research Bulletin 4-16 (2015 Interim Rec!mmended "ractices #!r Merchant Shi$ HVAC %esi&n 'alculati!ns
Preace The reised Technical and Research Bulletin N!/ 4-16 has een $re$ared t! standardi)e heatin&* entilati!n* and air c!nditi!nin& calculati!ns #!r merchant and naal shi$ desi&ns/ The reised Bulletin intr!duced calculati!ns uniue t! naal shi$s ut can e a$$lied t! merchant shi$s/ There is a ne. secti!n dedicated t! the ,A' c!nersi!n #act!r and a secti!n !n humidit c!ntr!l/ The Bulletin has a ne. secti!n !n shi$Cs air alance* dem!nstrated .ith e+am$les in the c!!lin& and heatin& seas!ns that air alance &!es e!nd su$$lin& and e+haustin& the same !lume !# air/ All sam$le #!rms .ere reised and included in the last secti!n/ T.! e+am$les .ere included t! dem!nstrate the di##erence et.een a "am$le Calculation Calculation 999999999999999999999999999 99999999999999999999999999999999999999999 9999999999999999999999999999 9999999999999999999999999999 999999999999999999999999999 999999999999999999999999999 9999999999999999999999999999 99999999999999999999999999 999999999999;0 ;9> V*T./AT.* /A'99999999999999999999999999999999999999999999999999 999999999999999999999999999999999999999999999999999999 ;0 ;9>91 Alloa8le Tem$erature Rie Calculation 99999999999999999999999999999999999999999999999999999999999999999999999999999999999999 ;0 3.9.1.1 Transmission Load ....................................................................................................................31 3.9.1.2 Solar Load ............................ .......................................... ............................ ............................ ............................ ............................ ............................ ............................ ................31 ..31 3.9.1.3 Lighting Load ........... .......... ........... .......... ........... .......... ........... .......... ........... ........... .......... ........31 3.9.1.4 Euipm!nt Load .......... ........... .......... ........... .......... ........... .......... ........... ........... .......... ........... ....31 ;9>92 Rate o Air C#an%e C#an%e 99999999999999999999999999 9999999999999999999999999999999999999999 9999999999999999999999999999 9999999999999999999999999999 9999999999999999999999999999 9999999999999999999999999999 9999999999999999999999999999 9999999999999999999999999999 99999999999999;1 ;9>9; Precoolin% Precoolin% 999999999999999999999999999 99999999999999999999999999999999999999999 9999999999999999999999999999 9999999999999999999999999999 9999999999999999999999999999 9999999999999999999999999999 9999999999999999999999999999 9999999999999999999999999999 9999999999999999999999999999 99999999999999;1 ;9>94 "am$le Calculation Calculation 999999999999999999999999999 99999999999999999999999999999999999999999 9999999999999999999999999999 9999999999999999999999999999 999999999999999999999999999 999999999999999999999999999 9999999999999999999999999999 99999999999999999999999999 999999999999;2
490 "7"T, C,P**T" C,P**T" A*' CA/C/AT.*"99999999999999999999999999999999999999999999999 CA/C/AT.*"99999999999999999999999999999999999999999999999 99999999 ;; 491 492
, /A' 99999999999999999999999999999999999999999999999999999 R , 999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999 999999999999999999999999999999999999999999999999999999999999999 99999999 ;4 !A* /A' 99999999999999999999999999999999999999999999999 99999999999999999999999999999999999999999999999999999999 9999999999999999999999999999999999999999999999999999999999999999999999999 99999999999999999 ;4
49291 49292
!an ,otor Heat ain 999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999 ;4 "am$le Calculation Calculation 999999999999999999999999999 99999999999999999999999999999999999999999 9999999999999999999999999999 9999999999999999999999999999 999999999999999999999999999 999999999999999999999999999 9999999999999999999999999999 99999999999999999999999999 999999999999;4 49; "PP/7 'CT /A'99999999999999999999999999999999999999999999999999 999999999999999999999999999999999999999999999999999999 ;5 49;91 "u$$l 'uct Heat ain 9999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999 ;5 49;92 "am$le Calculation Calculation 999999999999999999999999999 99999999999999999999999999999999999999999 9999999999999999999999999999 9999999999999999999999999999 999999999999999999999999999 999999999999999999999999999 9999999999999999999999999999 99999999999999999999999999 999999999999;5 TR* PATH /A' 9999999999999999999999999999999999999999999999999 999999999999999999999999999999999999999999999999999999 ;6 494 R TR* 49491 Return Pat# Heat ain9999999999999999999999999 999999999999999999999999999999999999999 9999999999999999999999999999 9999999999999999999999999999 9999999999999999999999999999 9999999999999999999999999999 9999999999999999999999999999 99999999999999999999999 999999999;6 49492 "am$le Calculation Calculation 999999999999999999999999999 99999999999999999999999999999999999999999 9999999999999999999999999999 9999999999999999999999999999 999999999999999999999999999 999999999999999999999999999 9999999999999999999999999999 99999999999999999999999999 999999999999;6 495 T'R A.R /A' 999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999 ;6 49591 ccu$anc Calculation 99999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999 ; 49592 "am$le Calculation Calculation 999999999999999999999999999 99999999999999999999999999999999999999999 9999999999999999999999999999 9999999999999999999999999999 999999999999999999999999999 999999999999999999999999999 9999999999999999999999999999 99999999999999999999999999 999999999999;
590 "H.PD" A.R BA/A*C BA/A*C 999999999999999999999999999999999999999999999999 999999999999999999999999999999999999999999999999999999 ; 690 HVAC CA/C/AT.* B/T B/T 999999999999999999999999999999999999999999999999999999 99999999999999999999999999999999999999999999999999999999999999999999999999999999 99999999999999999999999999 ;=
'!.*.T.*" "ir conditioning# The $r!cess !# treatin& air t! c!ntr!l tem$erature and relatie humidit/ $ooling s!ason# The s!ason# The time !# the ear .hen c!!lin& is reuired/ %!ating s!ason# The time !# the ear .hen heatin& is reuired/ %igh occupancy spac!s# S$aces spac!s# S$aces hain& t.ele (12 !r m!re !ccu$ants/ &!ntilation# &!ntilation# The su$$l and e+haust !# !utside air #ans #!r the $ur$!se !# maintainin& tem$eratures* and rem!in& !##ensie !d!rs and c!ntaminants #r!m s$aces/ Outdoor air# ?eather air su$$lied t! the shi$ entilati!n #ans t! entilated s$aces* as re$lenishment t! air c!nditi!nin& sstems* !r as in#iltrati!n int! the shi$/ Infiltration# Fnc!ntr!lled Infiltration# Fnc!ntr!lled lea;a&e !# !utside air int! an air c!nditi!ned s$ace/ 'ir!ct r!turn# %edicated return !r e+haust terminal l!cated .ithin si+ inches !# the dischar&e entilati!n !$enin& !# eui$ment .ith an internal entilati!n l!.er/ (ull)through syst!m# An air c!nditi!nin& sstem .here the #an is l!cated d!.nstream !# the c!!lin& c!il/ (ush)through syst!m# An air c!nditi!nin& sstem .here the #an is l!cated u$stream !# the c!!lin& c!il/ $onstant summ!r r!h!at# Sensile r!h!at# Sensile heat added #!r the $ur$!se !# c!ntr!llin& relatie humidit in s$aces .ith hi&h latent (m!isture l!ads/ (r!ssuri*!d spac!# An air c!nditi!ned s$ace .here* desi&n* the am!unt !# re$lenishment air e+ceeds the am!unt !# e+haust/ S!nsi+l! h!at factor# Is factor# Is the rati! !# r!!m t!tal sensile heat l!ad t! the r!!m t!tal l!ad/
190 .*TR'CT.* 191
eneral
The $rimar #uncti!ns !# marine heatin&* entilati!n* and air c!nditi!nin& (,A' sstems are t! $r!ide c!m#!rt and health c!nditi!ns #!r the cre. and $assen&ers* t! maintain satis#act!r !$erati!n !# eui$ment* $reent uild u$ !# !##ensie !d!rs and dan&er!us &ases* and $reent s$!ila&e !# su$$lies c!ntr!llin& amient c!nditi!ns/ This is acc!m$lished estalishin& the heatin&* entilatin&* and air c!nditi!nin& reuirements #!r each s$ace and then $re$arin& a set !# Kl!adK calculati!ns and analses t! determine the si)es !# ,A' eui$ment that meet all estalished reuirements/
192
Peculiaritie o ,arine Conditionin% 'ei%n
Heatin%
Ventilatin%
and
Air
Basic desi&n c!nsiderati!ns are similar #!r land-ased and marine ,A' installati!nsL h!.eer* there are a numer !# #act!rs unc!mm!n t! land-ased installati!ns .hich must e c!nsidered .hen desi&nin& a marine ,A' sstem/ A marine ,A' installati!n= • • • • • •
Is suected t! #!rces induced $itch* r!ll* and slammin& !# the shi$/ Is desi&ned t! !$erate !er a .ide ran&e !# .eather c!nditi!ns and can e suected t! e+treme chan&es in .eather c!nditi!ns (tem$erature* humidit and s!lar .ithin a sh!rt $eri!d !# time/ Is desi&ned t! #uncti!n in a c!rr!sie sea.ater enir!nment/ Is relatiel c!m$act due t! s$ace limitati!n !n shi$s/ Is m!re susce$tile t! n!ise $r!lems ecause the encl!sed areas are relatiel small* cl!se t! eui$ment and machiner s$aces* and the shi$Cs structure a##!rds er little inherent s!und dam$enin&/ Must e er ru&&ed ecause shi$ !$eratin& schedules seerel limit the time aailale #!r maintenance s$eciali)ed land-ased $ers!nnel/
19;
"co$e
This ulletin c!ntains &uidance t! assist in desi&nin& a marine ,A' installati!n #!r a merchant shi$/ %etailed
SNAME Technical and Research Bulletin 4-16 (2015 Interim Rec!mmended "ractices #!r Merchant Shi$ HVAC %esi&n 'alculati!ns • • • •
R!!m entilati!n reuirements/ T$e !# c!!lin& sstem/ T$e !# heatin& sstem/ T$e !# entilati!n sstem/
M!st !# the a!e desi&n data is listed in* !r can e determined #r!m* in#!rmati!n c!ntained in the shi$s c!nstructi!n s$eci#icati!ns* &eneral arran&ement $lans* !iner arran&ement $lans* structural $lans* li&htin& arran&ement $lans* and eui$ment listsL h!.eer* .here the s$eci#icati!ns and $lans are silent !n desi&n data* rec!mmended alues in this secti!n sh!uld e used until the data ec!mes aailale/
291
Air Conditioned "$ace
N!rmall* all stater!!ms* cains* l!un&es* recreati!n r!!ms* mess r!!ms* dinin& r!!ms* !##ices* sl!$ chests* radi! and radar transmissi!n r!!ms* electr!nic r!!ms* 3r! r!!ms* steerin& &ear r!!ms* chart r!!ms* h!s$itals* .heelh!uses and $assa&es .ithin A' areas shall e c!!led durin& the c!!lin& seas!n and heated durin& the heatin& seas!n/ Stair.ells .ithin the air c!nditi!ned enel!$e shall e indirectl c!nditi!ned return air* .hereer $!ssile/ 29191
Air Conditionin% 'ei%n Tem$erature
7utside Air %r Bul 7utside Air ?et Bul Inside Air %r Bul Inside Air ?et Bul Sea.ater 29192
5J9 2J9 OJ9 66/5J9 (c!rres$!nds t! 55P R 5J9
Heatin% 'ei%n Tem$erature
7utside Air %r Bul Inside Air %r Bul Medical S$aces %r Bul Sea.ater
0J9 O0J9 O5J9 2J9
SNAME Technical and Research Bulletin 4-16 (2015 Interim Rec!mmended "ractices #!r Merchant Shi$ HVAC %esi&n 'alculati!ns Ta8le 2-1F Ventilation & Heatin% Recommendation or *on-Air Conditioned "$ace
T$e S$ace
,entilati!n Tem$erature Ma+/ Air 'han&e* Rise* T r (J9 0$ (minutes
eatin& Tem$erature* T s (J9
"ir $ond. Euip. and -an 0ooms
15
-
40
,aggag!
15
15
60
,att!ry 0oom
-
4
40
,ond!d Stor!s
15
10
40
,osn:s Stor!s
-
20
-
,o/ Thrust!r 0oom
15
6
40
,utch!r Shop
10
4
40
$an7as 0oom
-
6
40
15
6
-
-
10
O0
10
6
60
-
4
-
$apstan ;achin!ry 0oom $argo $ontrol 0oom $arp!nt!r Shop $l!aning !ar Loc94
"am$le Calculation
'ASE :aundr G sensile heat l!ad 110 Btuhr* r!!m !lume ased !n m!lded dimensi!ns 100 #t * su$$l #an tem$erature rise 2/ 9/ °
,entilati!n 'alculati!n ?hen a s$ace has t.! entilati!n reuirements* all!.ale tem$erature rise and rate !# chan&e* t.! calculati!ns must e $er#!rmed/ The lar&er air uantit* 6* is the !ne used/ (a G All!.ale tem$erature rise
SNAME Technical and Research Bulletin 4-16 (2015 Interim Rec!mmended "ractices #!r Merchant Shi$ HVAC %esi&n 'alculati!ns
°
'ASE 5 Machiner S$ace G $rec!!led* c!!lin& c!il leain& air= 51/550/5 9 %B?B* t!tal air#l!.= 12400 '9M* reuired su$$l tem$erature= 0 9/ 9an l!cated d!.nstream !# the c!!lin& c!il/ Tem$erature rise due t! #an m!t!r heat= 2/5 9/ °
°
6 12400 '9M T o G 5 9 T p G 0 9 T G2/5 9 L"T G 51/5 9 12400 × (5 + 2/5 − 0) 6$$ 21 '9M 5 − 51/5 ° °
°
°
'ASE 6
(3ien (Sec/ 2/1/1 (3ien (3ien (3ien (Euati!n -22
Same as 'ASE 5* e+ce$t #an l!cated u$stream !# the c!!lin& c!il/
6 12400 '9M T o G 5 9 T p G 0 9 T G2/5 9 L"T G 51/5 9 12400× (5 + 2/5 − 0) 6$$ 2022 '9M 5 + 2/5 − 51/5 ° °
°
°
(3ien (Sec/ 2/1/1 (3ien (3ien (3ien (Euati!n -2
490 "7"T, C,P**T" A*' CA/C/AT.*" A#ter the indiidual s$ace c!!lin& and heatin& l!ad reuirements hae een estalished* the s$aces are &r!u$ed t!ðer t! #!rm !ne !r m!re sstems/ The!reticall* the s$aces sered a sstem sh!uld all hae similar characteristics such as=
SNAME Technical and Research Bulletin 4-16 (2015 Interim Rec!mmended "ractices #!r Merchant Shi$ HVAC %esi&n 'alculati!ns Ta8le 4-1F "tem /oad Com$onent
491
'!m$!nent
Secti!n
0oom Load -an Load Supply 'uct 0!turn Outdoor "ir
4/1 4/2 4/ 4/4 4/5
'!!lin& 'alculati!ns
eatin& 'alculati!ns
,entilati!n 'alculati!ns -
Room /oad
'!m$!nents !# the r!!m l!ad are identi#ied in Secti!n /
492
!an /oad
9an l!ad is the sensile heat added t! the air the #an m!t!r and is n! di##erent #r!m sensile eui$ment l!ads descried in Secti!n /4/ It is e+$ressed in terms !# the air tem$erature rise acr!ss the #an !r heat #l!. (Btuhr/ 9an l!ad shall e included #!r all air c!nditi!nin& sstems and #!r entilati!n sstems serin& s$aces .h!se reuired air #l!.s are ased !n all!.ale tem$erature rise/ 49291 !an ,otor Heat ain ?hen the h!rse$!.er !# the #an m!t!r t! e used is ;n!.n* the #an l!ad is calculated in !ne !# t.! .as* de$endin& !n .hether the #an m!t!r is in !r !utside !# the air stream/
?hen the #an m!t!r is in the air stream* the #an l!ad is calculated usin& Euati!n -* .ith a use #act!r !# 1/0/ ?hen the #an m!t!r is !utside the air stream* the #an l!ad is calculated usin& the euati!n=
s
/ / = +hp × 2545 × -
(4-1
?here the use #act!r shall e 1/0/ 9!r a #an m!t!r !utside the air stream* the di##erence et.een Euati!ns - and 4-1 shall e a$$lied as r!!m eui$ment l!ad/
SNAME Technical and Research Bulletin 4-16 (2015 Interim Rec!mmended "ractices #!r Merchant Shi$ HVAC %esi&n 'alculati!ns
s
=
T f
5/0 × 2545 × 1/0 0/O 14626
1/0 × 5000
=
14626 Btuhr
°
2/O 9
(Euati!n - (Euati!n 4-2
'ASE 'entri#u&al Su$$l 9an (#an !nl in air stream G 15 " m!t!r* 000 '9M G ,entilati!n a$$licati!n/ +hp 15 " (3ien 6 000 '9M (3ien - 1/04 (Tale - .-. 1/0 (Sec/ 4/2/1 s = 15 × 2545 × 1/0 1O5 Btuhr (Euati!n 4-1 eat #!r e$t l!adX (Sec/ 4/2/1 1O5 T f 4/6 9 (Euati!n 4-2 1/04 × 000 °
'ASE A+ial Su$$l 9an (m!t!r and #an in air stream G m!t!r heat dissi$ati!n= 0 Btuhr* 1600 '9M G ,entilati!n a$$licati!n/ 0 Btuhr 6 1600 '9M - 1/04 0 T f 2/ 9 1/04 × 1600 °
'ASE 40
(Euati!n 4-2
'entri#u&al 9an (m!t!r and #an in air stream G m!t!r characteristics un;n!.n/ °
T f /0 9
49;
(3ien (3ien (Tale -
(Sec/ //1
"u$$l 'uct /oad
Sensile heat is added t! !r e+tracted #r!m the air in a duct .hen the duct $asses thr!u&h s$aces hain& hi&her !r
SNAME Technical and Research Bulletin 4-16 (2015 Interim Rec!mmended "ractices #!r Merchant Shi$ HVAC %esi&n 'alculati!ns °
(Sec/ 4//1
Fse T r G 1/O 9
494
Return Pat# /oad
Return $ath l!ad is the sensile heat $ic;ed u$ the recirculated air as it $asses thr!u&h $assa&e.as* stair.ells* and the return ductin&/ This l!ad is als! e+$ressed in terms !# air tem$erature rise/ 49491 Return Pat# Heat ain 9!r sstems in .hich the $assa&e.as and stair.ells are directl su$$lied .ith c!nditi!ned air* the return $ath l!ad is estimated usin& the l!n&est run !# return ductin&/ The tem$erature rise shall e calculated usin& the euati!n=
T r
=
L!ngth × 0/5J9 100
(4-4
?here L!ngth is ta;en as that !# the l!n&est return ductin&* in #eet/ 9!r sstems in .hich the $assa&e.as and stair.ells are indirectl su$$lied .ith c!nditi!ned air* the return $ath l!ad ma e assumed t! e 5/0 9 t! sim$li# calculati!ns !r ma e determined a t.! ste$ $r!cess= °
1/
The heat &ain in $assa&e.as and stair.ells ma e determined usin& a heat alance calculati!n !r assumed t! e a /0 9 tem$erature rise/ The heat &ain in the return ducts shall e calculated usin& Euati!n 4-4/ °
2/
All tem$erature rises shall e r!unded !## t! the nearest tenth !# a de&ree/ 49492
"am$le Calculation
'ASE 42
A' Sstem* air c!nditi!ned $assa&e.as and stair.ells G l!n&est run !# return duct 10 #t/
L!ngth 10 T = r
10 × 0/5 100
(3ien °
0/ 9
(Euati!n 4-4
SNAME Technical and Research Bulletin 4-16 (2015 Interim Rec!mmended "ractices #!r Merchant Shi$ HVAC %esi&n 'alculati!ns 7utd!!r air reuired #!r an air c!nditi!nin& sstem shall e ased !n r!!m !ccu$anc and shall e increased !nl in !rder t! alance e+haust reuirements .ithin each sudiisi!n* ut shall n!t e+ceed 50 '9M $er $ers!n/ 49591 ccu$anc Calculation 7utd!!r air reuirements ased !n !ccu$anc are calculated usin& the euati!n=
6 = O f × (
(4-5
R!!m !ccu$anc shall e determined in the same manner detailed in Secti!n /5/1/ 49592
"am$le Calculation
'ASE 44
Stater!!m G 4 erths/
O f 15 '9M$ers!n ( 4 $e!$le 6 15 4 60 '9M 'ASE 45
Radi! R!!m/
O f 15 '9M$ers!n ( 1 $ers!n 6 15 1 15 '9M 'ASE 46
(Sec/ 2/1//1 (Sec/ /5/1 (Euati!n 4-5
(Sec/ 2/1//1 (Sec/ /5/1 (Euati!n 4-5
7##ice G seats/
O f 15 '9M$ers!n ( 4 6 $e!$le 6 15 6 0 '9M
(Sec/ 2/1//1 (Sec/ /5/1 (Euati!n 4-5
590 "H.PD" A.R BA/A*C In its sim$lest #!rm* shi$s air alance is ta;en as e+haustin& the same am!unt !# air (in '9M #r!m the shi$ t! the
SNAME Technical and Research Bulletin 4-16 (2015 Interim Rec!mmended "ractices #!r Merchant Shi$ HVAC %esi&n 'alculati!ns Neither $!sitie n!r ne&atie $ressure is desirale since either ma create a sa#et ha)ard .hen !$enin& .eather d!!rs and d!!rs se$aratin& air c!nditi!ned and entilated areas !# the shi$/ It is rec!mmended that $r!isi!ns #!r maintainin& the shi$ at a neutral $ressure .ith re&ards t! the atm!s$here e inc!r$!rated in the ,A' desi&n/
690 HVAC CA/C/AT.* B/T Standard #!rms hae een deel!$ed t! sim$li# and reduce the e##!rt reuired t! $re$are and reie. a set !# ,A' calculati!ns/ Tale 6-1 lists a t$ical set !# #!rms* the secti!ns .hich descrie each #!rm* and .hen it is used/ Ta8le 6-1F HVAC !orm
9!rm $ompartm!nt Euipm!nt List %!ating = $ooling Load $alculations (sychrom!tric $hart $ooling "nalysis %!ating "nalysis Supply Syst!m "nalysis EAhaust Syst!m "nalysis
Secti!n 6/1 6/2 6/ 6/4 6/5 6/6 6/O
'!!lin& Sstems -
eatin& Sstems
,entilati!n Sstems Q
Q "schr!metric 'harts are reuired #!r entilati!n sstems !nl i# $rec!!lin& is used/ The #!rms listed in Tale 6-1 are n!rmall assemled in !!;let #!rm al!n& .ith a title sheet* list !# re#erences* a Tale !# '!ntents* and a list !# areiati!ns and sm!ls/ Sam$le #!rms are $r!ided in the #i&ures at the end !# this secti!n usin& results #r!m s!me !# the e+am$le cases $resented/
691
Com$artment 7B N7/=
'A:'F:ATE% B8=
'E'@E% B8=
RE,/
41
SEET N7/
!i%ure 6-2F "am$le !orm CA" 4 "PAC
"PAC *9
STATER77M
'-11
.P,*T
,!9 RAT.* :ATT"
RE9RI3ERAT7R G 5 #t
BTHR
100
" !ACTR
,AE9 PRB9 TTA/ BTHR
0/
0
HAT '."".PAT.* BTHR "*".B/
0
R,AR"
/AT*T
TAB:ES -5 -6
Q FSE 79 77% RE%F'ES MA/ "R7B/ T7TA: BTFR B8 50P/ *T"F
'7M"ARTMENT EYFI"MENT :IST F:: 7R >7B N7/=
'A:'F:ATE% B8=
'E'@E% B8=
RE,/
42
SEET N7/
!i%ure 6-;F "am$le !orm CA" 4= "PAC
"PAC *9
:AFN%R8
'- .P,*T
,!9 RAT.* :ATT"
BTHR
" !ACTR
,AE9 PRB9 TTA/ BTHR
HAT '."".PAT.* BTHR "*".B/
R,AR"
:ATT"
%R8ER
4400
0/
120
120
TAB:ES -5 -6
?ASER
100
0/
0
0
TAB:ES -5 -6
IR7N
400
0/
1020
1020
TAB:ES -5 -6
2;0
2;0
TTA/
N7TES=
'7M"ARTMENT EYFI"MENT :IST F:: 7R >7B N7/=
'A:'F:ATE% B8=
'E'@E% B8=
RE,/
4
SEET N7/
!i%ure 6-4F Heatin% & Coolin% /oad Calculation "PAC
"PAC *9
A'LAC*T C,PART,*T
/A' 7
.*"/ 7
C/.* "A"*F T J KKKKKKK G! !
T O
"T
# C!!
'.R
$ S
$ L
HAT.* "A"*F T J KKKKKKK G! $T
T O
"T
# C!!
%$'.R
*T"F
! B!undar Area $ S eat :!ad* Sensile $ L eat :!ad* :atent $T eat :!ad* T!tal $% eat :!ad* ?inter
'A:'F:ATE% B8=
H#t2 HBtuhr HBtuhr HBtuhr HBtuhr
"7,B/" # eat Trans#er '!e##icient T S$ace %esi&n Tem$/ T O Tem$erature !# Adacent S$ace 7utside "T Tem$erature %i##erence
HBtu#t2hr 9 H 9 H 9 °
° °
°
H 9
7 1 %ec; 7er 2 %ec; Fnder ; 7ut!ard Bul;head Shell 4 9!r.ard Bul;head 5 A#ter Bul;head
'E'@E% B8= 44
6 In!ard Bul;head :i&hts = Eui$ment > "ers!nnel 10 In#iltrati!n
EATIN3 '77:IN3 :7A% 'A:'F:ATI7NS F:: 7R >7B N7/= RE,/ SEET N7/
79
!i%ure 6-5F "am$le !orm CA" 4> "PAC
"PAC *9
STATER77M
'-11
A'LAC*T C,PART,*T
A' 'ABIN EN3/ ST7RER77M S7:AR S7:AR :AFN%R8 S/R/ T7I:ET 7S"ITA: "ASSA3E?A8
/A' 7
.*"/ 7
1 2 4 5 5 6
10 55 6 3:ASS
6 5 5 5
C/.* "A"*F T J KK O KK G! !
T O
"T
156 156 0 6 104 40 64 6
O 115 125 105 5 O O
# C!!
'.R
0 O 4O
0/11 0/11
Z \
2O O 0 0
0/1 0/O6 -
\ \ -
TRANSMISSI7N SFBT7TA: :I3TS EYFI"MENT "ERS7NNE:
O
SENSIB:E EAT SFBT7TA: :ATENT EAT SFBT7TA:
HAT.* "A"*F T J KK O0 KK G! #
$ S
$ L
$T
T O
"T
0 65 465 60 O 105 0 0
0 0 0 0 0 0 0 0
0 65 465 60 O 105 0 0
O0 0 0 0 O0 O0 O5 O0
0 40 O0 O0 0 0 -5 0
044
0
044
141
5O6 0 265
0 0 5
5O6 0 600
0 0 0
C!!
'.R
0/0 0/0 1/1 0/54 -
[ \ \ \ -
42O5
0 562 56O 4O5 0 0 -11 0
141 0
5
T7TA: EAT
%$4610
141
*T"F 3:ASS S7:AR :7A% 160 BTFR9T2 6 9T2 60 BTFR ,7:FME 100 9T S9 42O5 4610 0/
! B!undar Area $ S eat :!ad* Sensile $ L eat :!ad* :atent $T eat :!ad* T!tal $% eat :!ad* ?inter
'A:'F:ATE% B8=
H#t2 HBtuhr HBtuhr HBtuhr HBtuhr
"7,B/" # eat Trans#er '!e##icient T S$ace %esi&n Tem$/ T O Tem$erature !# Adacent S$ace 7utside "T Tem$erature %i##erence
HBtu#t2hr 9 H 9 H 9 °
° °
°
H 9
7 1 %ec; 7er 2 %ec; Fnder ; 7ut!ard Bul;head Shell 4 9!r.ard Bul;head 5 A#ter Bul;head
'E'@E% B8= 45
6 In!ard Bul;head :i&hts = Eui$ment > "ers!nnel 10 In#iltrati!n
EATIN3 '77:IN3 :7A% 'A:'F:ATI7NS F:: 7R >7B N7/= RE,/ SEET N7/
79
!i%ure 6-6F "am$le !orm CA" 50 "PAC
"PAC *9
:AFN%R8
'-
A'LAC*T C,PART,*T
A' 'ABIN EN3/ ST7RER77M S7:AR ':EAN :INEN %E'@ 'A%ET S/R/ "ASSA3E?A8
C/.* "A"*F T J KK105KK G!
/A' 7
.*"/ 7
!
T O
"T
1 2 4 5 6
5O 5 6 5 6 5
156 156 6 104 104 6
O 115 125 105 O O
-2O 10 20 0 -2O -2O
# C!!
'.R
0/2 0/2 0/11 0/1 0/O6
Z Z \ \ \
TRANSMISSI7N SFBT7TA: :I3TS EYFI"MENT
O
#
$ S
$ L
$T
T O
"T
-6 4O 211 0 -O -O5
0 0 0 0 0 0
-6 4O 211 0 -O -O5
O0 0 0 60 O0 O0
0 40 O0 10 0 0
-21O5
0
-21O5
2140
62 2O0
0 0
62 2O0
SENSIB:E EAT SFBT7TA: :ATENT EAT SFBT7TA:
HAT.* "A"*F T J KK0KK G!
C!!
0/1O 0/0 0/54 -
12O
[ \ \ -
116O 605 6 -
2140 0
0
T7TA: EAT
%$'.R
12O
2140
*T"F ,7:FME 100 9T
! B!undar Area $ S eat :!ad* Sensile $ L eat :!ad* :atent $T eat :!ad* T!tal $% eat :!ad* ?inter
'A:'F:ATE% B8=
H#t2 HBtuhr HBtuhr HBtuhr HBtuhr
"7,B/" # eat Trans#er '!e##icient T S$ace %esi&n Tem$/ T O Tem$erature !# Adacent S$ace 7utside "T Tem$erature %i##erence
HBtu#t2hr 9 H 9 H 9 °
° °
°
H 9
7 1 %ec; 7er 2 %ec; Fnder ; 7ut!ard Bul;head Shell 4 9!r.ard Bul;head 5 A#ter Bul;head
'E'@E% B8= 46
6 In!ard Bul;head :i&hts = Eui$ment > "ers!nnel 10 In#iltrati!n
EATIN3 '77:IN3 :7A% 'A:'F:ATI7NS F:: 7R >7B N7/= RE,/ SEET N7/
79
!i%ure 6-F Pc#rometric C#art
4O
!i%ure 6-=F Coolin% Anali "7"T, *9
'C C/A""
C./ ".M
T7
C./ *TR.* A.R T,P
C./ *9F A.R".' NPF
"PAC *A,
!A* ".MF
IN/ ?3
J9 %B J9 ?B
C./ /AV.* A.R T,P
C./ !/:
J9 %B J9 ?B
TTA/ C./ /A'
3"M
IN/ ?3
TTA/ A.RF
'9M
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J9 %B
!A* ,TR HPF
"
!A* A.RF
'9M
RP/ A.RF
'9M
RP/ T,PF
J9 %B
!A* ,TR HATF
BTFR
!A* B7PA"" A.RF
'9M
RTR* A.RF
'9M
RTR* T,PF
J9 %B
C!,BT
"PAC RD' A.R (C!,)
"PAC *9
"PAC C/.* /A' (BTHR) "*".B/ /AT*T TTA/
"H!
RHAT (7*)
N7TES=
'77:IN3 ANA:8SIS F:: 7R >7B N7/=
'A:'F:ATE% B8=
T7NS
!A* TTA/ PR""9F
'E'@E% B8=
RE,/
4
SEET N7/
'".* A.R (C!,)
!i%ure 6->F Heatin% Anali "7"T, *9
!A* A.RF
'9M
TTA/ A.RF
'9M
T1 J "PAC '".* T,PF
J9 %B
T4 J !!-C./ T,PF
J9 %B
!A* B7PA"" A.RF
'9M
RP/ A.RF
'9M
T2 J RP/ A.R T,PF
J9 %B
T5 J /.HT /A' T,PF
J9 %B
RTR* A.RF
'9M
T1 J /.HT /A' ,.E T,PF
J9 %B
T6 J :.*TR ,.E T,PF
J9 %B
A.R!/: (C!,) "PAC *A,
"PAC *9
C/
HAT
"PAC /A' (BTHR) :.*TR
/.HT /A'
R.R' NT (G!)
RHAT
:.*TR
/.HT /A'
RHAT
HATR 'ATA C!,
T.* (G!)
N7TES=
TT (G!)
P:R (:)
*9
EATIN3 ANA:8SIS F:: 7R >7B N7/=
'A:'F:ATE% B8=
R,AR"
'E'@E% B8=
RE,/
4
SEET N7/
!i%ure 6-10F "u$$l "tem Anali
"7"T, *9
"PAC *A,
'C C/A""
"PAC *9
'"* T,P (G!) C/ HAT
"PAC /A' (BTHR) C/ HAT
A.R A*T.T7 (C!,) C/ HAT
R,AR"
!i%ure 6-11F I#aut "tem Anali
"7"T, *9
"PAC *A,
'C C/A""
"PAC *9
'"* T,P (G!) C/ HAT
"PAC /A' (BTHR) C/ HAT
A.R A*T.T7 (C!,) C/ HAT
R,AR"
B.B/.RAPH7R!R*C" Technical and Research Bulletin N!/ 4-O* Thermal Insulati!n Re$!rt 201 ASRAE 9undamentals and!!;
SNAME Technical and Research Bulletin 4-16 (2015 Interim Rec!mmended "ractices #!r Merchant Shi$ HVAC %esi&n 'alculati!ns
APP*'.E A HVAC CA" "T'7 eneral A$$endi+ 90
IN/ ?3
TTA/ A.RF
;500
'9M
,.E T,PF
=92
J9 %B
!A* ,TR HPF
"
!A* A.RF
;500
'9M
RP/ A.RF
>>0
'9M
RP/ T,PF
>=
J9 %B
!A* ,TR HATF
BTFR
!A* B7PA"" A.RF
**
'9M
RTR* A.RF
2510
'9M
RTR* T,PF
=;
J9 %B
C!,BT
"PAC RD' A.R (C!,)
'".* A.R (C!,)
0/0OO 0/0OO
1 100
20 100
0/0OO 0/0OO
104 125
100 125
"PAC *9
"PAC C/.* /A' (BTHR) "*".B/ /AT*T TTA/
RHAT (7*) N
425
5
O60
"H! 0/6
Ins$ect!rCs Stater!!m Assistant 'hie# En&r Stater!!m
26 2O6
5 5
2O4 0O1
0/ 0/
N N
'hie# En&ineer Stater!!m %ec; 7##icer Stater!!m MasterCs 7##ice
0 22O 12O
5 5 1005
6 2622 412
0/1 0/O 0/O6
N N N
MasterCs Stater!!m Assistant Master Stater!!m
0 24
5 5
6 26
0/1 0/
7##icer Stater!!m (1
2420
5
2O55
7##icer Stater!!m (2 7##icers Mess
2605 411
5 210
240 60
're. Mess
O45
5120
1065
:!un&e
4O00
140
6040
0/O
N
En&ine %e$artment Stater!!m (1
2OO
6O0
45O
0/1
N
En&ine %e$artment Stater!!m (2 %ec; %e$artment Stater!!m (1 %ec; %e$artment Stater!!m (2
25 214 406
6O0 6O0 6O0
655 54 4O6
0/2 0/1 0/O
N N N
%ec; %e$artment Stater!!m ( %ec; %e$artment Stater!!m (4
2O60 2O60
6O0 6O0
40 40
0/0 0/0
N N
0/0OO
O
5
0/0OO
11
120
N N
0/0OO 0/0OO
125
125 0
0/
N
0/ 0/65
N N
0/0OO 0/0OO
2
0 100
0/61
N
0/0OO 0/0OO
156 01
155 00
0/0OO 0/0OO
1O 106
10 110
0/0OO 0/0OO
11 110
110 110
0/0OO 0/0OO 0/0OO
16 105 105
160 105 105
%ec; %e$artment Stater!!m (5
406
6O0
4O06
0/6
N
Ste.ard %e$artment Stater!!m (1 Ste.ard %e$artment Stater!!m (2
2414 26
6O0 6O0
04 0
0/O 0/0
N N
0/0OO 0/0OO 0/0OO
15 1 100
150 0 100
Ste.ard %e$artment Stater!!m (
2OO
6O0
45O
0/1
N
0/0OO
106
110
!s$ital Machiner '!ntr!l R!!m
2 6
6O0 5
05 1001
0/O 0/O
N N
0/0OO
0
0
0/0OO
6O
O0
>2416
20;5
112>1
09=2
;500
;500
Total
N7TES= 1/ Su$$l air tem$ 51/5 U 2 de& su$$l duct rise 5/5 de& 9 2/ Sstem air#l!. t!tal sensile l!ad (1/0 + (O G 5/5 / '9MBTF sstem air#l!. t!tal sensile l!ad
F:: 7R >7B N7/=
'A:'F:ATE% B8=
RE,/
'77:IN3 ANA:8SIS
'E'@E% B8=
5
SEET N7/
4
60
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