Evaluating Refrigeration Systems

7/29/2019 Evaluating Refrigeration Systems

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N\H@^HQODE ]NL]OEN]HQOCD Z_ZQNIZ6Q]C^M@NZGCCQODE , OANDQOL_ODE []CM@NIZ

Oandtolyode ]nlroenrhdts

Jc`cr Jcans Lcr \oreod ]nlroenrhdt Aruis

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]nlroenrhdts hrn h`sc oandtolona voh tgnor tnipnrhturn#prnssurnrn`htocdsgop

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]nlroenrhdt m`ndas hrn sumfnjt tc tnipnrhturn e`oan$

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4/21

Ugnd nvh`uhtode trcum`nsgcctode hda snrvojode rnlroenrhtocd systnisot os h`sc oipcrthdt tc udanrsthda rnlroenrhdt hda co` jciphtomo`otyossuns$

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DC]IH@ C[N]HQODE JCDAOQOCDZ

Antnriodode ol h rnlroenrhtocd systni os cpnrhtode prcpnr`y odvc`vnsudanrsthdaode dcrih` cpnrhtode jcdaotocds$

Qgn jgh``nden h tnjgdojohd lhjns od nvh`uhtode h systni wotgcutihdulhjturnrs odlcrihtocd os tght tgn cdn toin tght h jcilcrt jcc`odesystni usode h jhpo``hry tumn cr ctgnr loxna mcrn intnrode anvojnsujg hd crolojn jhd mn nllnjtovn`y jgnjbna lcr h jcrrnjt rnlroenrhdtjghden os wgnd tgn cutaccr tnipnrhturn os sthm`n ht6

SSSSSSSSSS Anernns L

Hda tgn lc``cwode odaccr jcdaotocds nxost6

SSSSSSSSS Anernns L

SSSSSSSSS ]n`htovn Guioaoty

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6/21

H tnipnrhturn#prnssurn jghrt jhd o``ustrhtn tgn jcdjnpt cl prcpnr goegsoan cpnrhtode prnssurn$

Hdctgnr lhjtcr tc jcdsoanr os tgn prcpnr hor l`cw tgrcueg tgn cutaccrjco` cl h rnlroenrhtocd systni$ Ol tgnrn os h prcm`ni wotg tgn lrnn horl`cw hrcuda h jco` sujg hs h jcdandsode udot `cjhtna aornjt`y cd hm`hjb rccl 'wgojg wcu`a jrnhtn hd hjtuh` goegnr tnipnrhturn cl horndtnrode tgn jco`/ cr ol tgn hor l`cw os rnstrojtna tgrcueg tgn jco` aun tcots `cjhtocd tgn goeg soan cpnrhtode prnssurns wcdt mn jcrrnjt$


7/21

Qgn ru`n cl nvhùhtode tgn goeg soan cpnrhtode prnssurn cl hrnlroenrhtocd systni hppòns dc ihttnr wght typn cl rnlroenrhdt osusna$

Ugnd nvhùhtode goeg)nllojondjy nquopindt ycu jhd usn =; anernnshs tgn lhjtcr rhtgnr tghd :;$

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8/21

Od tgn nvndt tght ycu acdt ghvn oanh` cpnrhtode jcdaotocds ycu jhdm`cjb tgn hor l`cw cvnr tgn jcdandsnr tc soiu`htn tgn gnha prnssurnycu wcu`a loda od h ?;)anernn himondt tnipnrhturn sotuhtocd$

Ugnd tgn goeg soan prnssurn os jcrrnjt tgn jcdandsnr wo`` mnsupp`yode tgn intnrode anvojn wotg rnlroenrhdt od tgn jcrrnjt vc`uinhda vn`cjoty wgojg wo`` rnsu`t od prcpnr `cw soan cpnrhtode prnssurn$

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9/21

Ugnd inhsurode supnrgnht od h systni prnjosn tnipnrhturn hdaprnssurn inhsurnindts hrn dnjnsshry hda lc``cwode ihdulhjturnrseuoanòdns os tgn mnst why tc nvhùhtn nquopindt$

Cd spòt systnis tgn supnrgnht wo`` mn hllnjtna hjjcraode tc tgn`ndetg cl tgn sujtocd òdn$

Ugnd h spòt systni sujg hs tgn cdn od cur nxhip`n os jcrrnjt`yjghrena tgn supnrgnht wgnd jgnjbna ht tgn jcdandsode udot sgcuàmn od tgn dnoegmcrgcca cl6

SSSSSS tc SSSSSS anernns L ol tgn òdn `ndetg os mntwnnd 8; tc :;lnnt$

Ol tgn òdn `ndetg os mntwnnd :; hda >; lnnt tgn supnrgnht inhsurnaht tgn jcdandsode udot sgcuà mn hpprcxoihtn`y6

SSSSS tc SSSSSS anernns L$

Ugnd jcdsoanrode supnrgnht od h systni tght usns hd crolojnintnrode anvojn bnnp od ioda tght wgo`n jghreode tgn systni tgnintnrode anvojn wo`` gudt mnlcrn rnhjgode h stnhay sthtn cl cpnrhtocdhda ycu`` dctn tght tgn sujtocd prnssurn lùjtuhtns wgojg inhds tghttgn sujtocd òdn tnipnrhturn wo`` h`sc mn jghdeode lrci h `cwnr tc hgoegnr tnipnrhturn hda mhjb hehod$ Ol h sujtocd òdn tnipnrhturn osvhryode h supnrgnht thrent cl 8; anernns L jhd mn usna$

Aosjghren @odn Qnipnrhturn6

H ecca ru`n cl tguim tc bnnp od ioda hmcut aosjghren òdntnipnrhturn os tght ot wcuà dct dcrih``y nxjnna6

SSSSSSSSS anernns L nvnd cd h vnry gct ahy$

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10/21

^ZODE IHD^LHJQ^]N]Z JGH]EODE JGH]QZ

^sode jghreode jghrts tc nvhùhtn h rnlroenrhtocd systni odvc`vnsinhsurode prnssurn hda inhsurode vhrocus tnipnrhturns$

Nxhip`n6 H goeg nllojondjy ])== jcilcrt jccòde systni cpnrhtode odh ?; anernn L ndvorcdindt hda tgn ihdulhjturnrs rnjciindanagoeg soan cpnrhtode prnssurn os =:= [ZOE " cr 8; [ZOE$

Od tgos nxhip`n ==< [ZOE jcdvnrts tc6

SSSSSSSSSS anernns L$

Qgos h``cws us tc jh`ju`htn h tnipnrhturn sprnha6

SSSSSSS anernns ) SSSSSSS anernns 9 SSSSSSSS anernns$

Qgos jh`ju`htocd h`sc h``cws us tc jh`ju`htn tgn sumjccòde6

SSSSSS anernns ) SSSSSSSS anernns 9 SSSSSSSS anernns$

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11/21

^sode h ihdulhjturnrs aosjghren prnssurn jghrt wo`` jcdlori ol tgngoeg soan cpnrhtode prnssurn os CB$

Qgos jghrt rnquorns tgn inhsurnindt cl tgn wnt mu`m tnipnrhturnndtnrode tgn odaccr jco` tgnd jgccsode tgn hpprcprohtn jurvn `odn$Qgos nxhip`n sgcws tght h wnt mu`m tnipnrhturn cl


12/21

^sode h ihdulhjturnrs jghrt tc nvhùhtn tgn `cw soan cpnrhtodejghrhjtnrostojs mneods wotg icdotcrode prnssurn hda sujtocd òdntnipnrhturn$ Qgn ihdulhjturnrs rnjciindahtocd od tgos jhsn os tghttgn sujtocd prnssurn sgcuà mn 5> [ZOE " cr : [ZOE$

Od tgos jhsn cl hd ])== systni 5: [ZOE jcdvnrts tc6

SSSSSSS anernns L$

SSSSSSSS anernns ) SSSSSSSSS anernns 9 SSSSSSSSS anernns$

8=


13/21

^sode h sujtocd prnssurn jghrt rnquorns inhsurode tgn wnt mu`mtnipnrhturn cl tgn hor ndtnrode tgn odaccr jco`$

Od cur nxhip`n tgn wnt mu`m inhsurnindt os


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H ihdulhjturnrs supnrgnht jghrt os usna tc jcdlori tgn prcpnrsupnrgnht$

Qgn rnlnrndjns cd tgos jghrt sgcw tght tgn 5 anernns cl supnrgnhtjh`ju`htna wgnd tgn sujtocd prnssurn jcdvnrtna tc h tnipnrhturn whssumtrhjtna lrci tgn vhpcr `odn tnipnrhturn inhsurna os wotgodcpnrhtode euoan`odns$

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15/21

H rnlroenrhtocd systni od h gnht puip cpnrhtode od tgn gnhtode icanjhd h`sc mn nvh`uhtna usode ihdulhjturnrs jghreode jghrts$

Qgos pnrlcrihdjn jghrt os lcr nvh`uhtode tgn goeg prnssurn soan cl tgnsystni cd h goeg)nllojondjy ]18;H gnht puip cpnrhtode od tgngnhtode ican$

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Qgos jghrt prcvoans odlcrihtocd cd wght tgn pnrlcrihdjn cl tgnrnlroenrhtocd systni sgcu`a mn cd tgn `cw prnssurn soan wgnd h goegnllojondjy ] 18;H gnht puip os cpnrhtode od tgn gnhtode ican$

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17/21

Ugnd nvhùhtode h systni tght usns h Qgnricsthtoj Nxphdsocd \h`vnhs tgn intnrode anvojn tgn supnrgnht intgca usna lcr loxna mcrnintnrode anvojns jhdt mn usna$ Hd nllnjtovn why cl jgnjbode tgostypn cl systni os my jgnjbode tgn sumjccòde$

Od h typojh` rnlroenrhtocd systni ot os jciicd tc loda h sumjccòde cl8; tc =; anernns$ Ol h systni nvhùhtocd sgcws h goegnr sumjccòdecvnr =; anernns tgn udot os cvnrjghrena hda tgn mcttci phssns cltgn jcdandsnr hrn hjtode hs h `hren sumjccòde hrnh$

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18/21

Q]C^M@NZGCCQODE HDA AOHEDCZOZ

Ugnd trcum`nsgcctode rnlroenrhtocd systnis lhjtcrs cutsoan tgnsnh`na systni jhd mn rnspcdsom`n lcr hmdcrih` cpnrhtode prnssurns$

Lrci h strojt`y rnlroenrhtocd systni prcm`ni pnrspnjtovn tgnrn hrn

scin ludahindth` ru`ns tght jhd mn hpp`ona tc h systni tght osdtcpnrhtode prcpnr`y6

$H goegnr)tghd)dcrih` goeg soan hda goegnr)tghd)dcrih` `cw soaninhds hda cvnrjghren$

$H `cwnr)tghd)dcrih` goeg soan hda `cwnr)tghd)dcrih` `cw soaninhds hd udanrjghren$

$H `cwnr)tghd)dcrih` `cw soan hda goegnr)tghd)dcrih` goeg soaninhds h rnstrojtna systni$

$H goegnr)tghd)dcrih` goeg soan hda dnhr dcrih` `cw soan inhdsdcd)jcdandshm`ns od tgn systni$

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19/21

$H goegnr)tghd)dcrih` `cw soan hda `cwnr)tghd)dcrih` goeg soaninhds hd odnllojondt jciprnsscr 'sujtocd cr aosjghren vh`vn lho`urn/$

Qc tnst lcr h lho`na aosjghren vh`vn od tgn jciprnsscr tght os nquoppnawotg mctg h goeg hda `cw prnssurn iu`to)pcsotocd hjjnss vh`vns6

$Uotg tgn systni cpnrhtode htthjg ehuens hda j`csn 'lrcdt)snht/tgn sujtocd vh`vn$

$H``cw tgn systni tc pu`` acwd tcwhra ; [ZOE cd tgn `cw soanehuen$

$Mneod tc j`csn 'lrcdt)snht/ tgn aosjghren vh`vn mut acdt j`csn ot h``tgn why udto` ycu rnhjg ; [ZOE cd tgn `cw soan ehuen$

$Aosjcddnjt tgn pcwnr supp`y wgo`n soiu`thdncus`y tcth``y j`csodetgn aosjghren vh`vn$

Ol h rosn od tgn `cw soan prnssurn hda arcp od tgn goeg soan prnssurn osdctna tgn aosjghren vh`vns cd tgn jciprnsscr hrn `nhbode$

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Evaluating Refrigeration Systems