thefutureofrefrigerants.pptx

7/26/2019 TheFutureOfRefrigerants.pptx

1/40

The Current State of R-22 and

the Future with New Generation

Refrigerants


2/40

FreonThe DuPont Invented, Workhorse Refrigerant of the

last 50 years.


3/40


4/40

A Low Cost

Supply ofR-22

Refrigerant Management Plan

Recovered R-22

Use recovered R-22 to serviceother equipment

Return to holesalerrefrigerant reclaim center to

get value !"# for R-22

Reclaim

Re$lace

Retro%t

Rec&cle

S&stem '

R-22

R-22 R-22 R-22

R-22 R-22 R-22

S&stem 2

S&stem (

S&stem )

S&stem *

S&stem +

S&stem ,

S&stem '

M../

NewS&ste

mR-)'01


5/40

R-22 Re$lacement Refrigerants

Mineral ilCom$atile

Full change toP3 luricant

re4uired

1irConditioning

Refrigeration

R-)(51 R-)0,C

R-)(51 R-)0,1R-)226


6/40

Com$aring R-22 7No il Change8 Productsfor

1ir Conditioning 1$$lications

9SC3N M../!R-)(51#

R-)226 R-)22: R-)2'1'

Ca$acit& !;# -, -5 -'2 -'2

CP !;# -2 -) -( -*

Com$onents

R-(2(2 >20 >2'

Performance relative to R-22? !># is increase@ !-# is decrease

Calorimeter 6ata at 1AR9 Standard *)0 1ir Conditioning Conditions? Performance relative to R-22)* F 1vg 3va$ Tem$ < ''* F 1vg Cond Tem$ < +* F Return Gas Tem$ < '* F Sucool from 1vg CondTem


7/40

R-22 to 9SC3N M../ !R-)(51#Retro%t ProcedureD

'= Review retro%t guidelines

2= tain :aseline 6ata on R-22

(= Recover R-22

)= Change %lter driers

*= Change critical elastomeric seals

+= 3vacuate s&stem E lea chec

,= Charge with M../ ? Start-u$ and monitor

5= ea Chec@ ael s&stem@ and o$timiHe set-$oints ifneeded

*ISCE!" #$$% Retro&t 'uidelines (nd

ISCE!" #$$% Retro&t )ideo


8/40

Summar& of il ManagementConsiderations

#$$% e,cels in most Residenti(l AC. Commerci(l AC.(nd Refri/er(tion

0hese consider(tions (re true forA!1!o ilCh(n/e3 product

Ise of (ny)00-series retro%t lend is not

recommended

S&stem Guidance

More co!le" systes #ith !otentialfor challenging oil return

$ong !i!e runs and%or !oor linevelocity design

$i&uid receivers 'ut no oil se!arator!resent

()0* P+ addition

Trane -D /croll % Danfoss /crollRe!lace +il in

o!ressor /u!#ith P+

/cre# co!ressorsDetailed syste

evaluationrecoended


9/40

PT3N1 ne# generation of lo#2WP refrigerants.


10/40

Why Do We 3eed 3e# Refrigerants4

orldwide focus on Gloal arming !ClimateChange#


11/40

http4www+ep(+/ovo5onesn(pre/ul(tions+html

3Kective

6ate

RefrigerantPro$osed Inacce$tale

forL1$$licati

ons

)0)Model6ear

R-7a Mo'ile 1

'


12/40

Creating the Future of Refrigerants

;


13/40

AF-'2()&f !CF(CFQCA2# er& Similar to AFC-'()a ut

with ver& low GP

/ae o!erating conditionsas -7a >siilar P%T curve?

Therally sta'le undere"tree use conditions

a!acity and e@ciencysiilar to R-7a

Mildly Aaa'ility >1)$?

Vapor Pressure

Pressure,

MPa

Temperature, oC

R-'()a AF-'2()&f

Formula CA2FCF( CF(CFQCA2

Molecular eight '02 '')

6P 0 0

GP'00 !1R*# '(00 '

T Critical Point '02 C .*C

:oiling Point -2+C -2.CDuPont Confidential


14/40

;o# ;


15/40


16/40

Moile 1ir Conditioning

CommercialiHed in 20'' New Car Models

Maret 6rivers

GP Regulation in 3I@ IS and a$an

Performance :ene%ts 6irect '()a re$lacement ower cost $er vehicle vs= not-in-ind

solutions


17/40


18/40

6uPont $teon Refrigerants

3onAaa'le Mildly


19/40

+!teonB CP0

R5-1

Re!laceent for -7a

1eotro!ic refrigerant"cellent ca!acity and e@ciency atch for -7ao!ati'le #ith e"isting e&ui!ent design%lu'ricants

Reduction in 2WP of 58*2WP of 8- falls #ell 'elo# E 500%000 lines

XP10 P ti


20/40

XP10 Properties

R-'()a P'0

Chemical Formula CF(CA2F 1Heotro$e

'00 &r GP !1R)# ')(0 +('

ToVicit&


21/40

P'0 Calorimeter Testing -- Reci$Com$ressor

2% better energy efciency

5% higher capacity


22/40

P'0 3valuation in Su$ermaret -A&rid S&stem

- Retro%tted from R-'()a Medium Tem$? C2in ow Tem$

- Running for four &ears

DuPont Confidential


23/40

Annual Energy Use and TEWI Comparison

0E8I reduced 9y :;< vs R-:=:A

system

DuPont Confidential


24/40


25/40

+!teonB CP77

R75)1

Re!laceent for 7071%50F

Matches discharge te!erature of 7071%50Fritical for trans!ort a!!lications

Matches ass Ao# rate of 7071%50F3o TC: adGustents necessary

o!ati'le #ith e"isting e&ui!ent design%lu'ricants1 nonAaa'leReduction in 2WP of 77*2WP of )70


26/40


27/40

+!teonB CP70

R77H1

Re!laceent for 7071%50F

5-'2; more energ& eOcient than )0)1


28/40

P)0 Pro$erties

R-)0)1 P)0

'00 &r GP (.22 '(.,

Flammailit& None None

:oiling Point WC !F# -), !-*(# -)+ !-*'#

Critical Point WC !F# ,2 !'+2# 52 !'50#

a$or Pressure at 2*WC

in Pa !Psia#

'2*) !'52# '2,) !'5*#

i4uid 6ensit& at 2*WCin g


29/40

S&stem Testing 6is$la& Case with 3VternalCondensing Init

2=* m !5=0 ft# o$en food dis$la&case designed for R-)0)1@ full&loaded with food simulator

Reci$rocating com$ressor withP3 (2 oil

Refrigerant charge siHe Y(=5 g

!5=) l#@ adZusted ased on li4uiddensit&

Tested $er 1SAR13 Standard ,2-200*

Tested at two amient tem$sL 25C!52F# and (*C !.*F# in outdoor

room@ 2)C !,*F# in indoor room nl& minor T adZustment made

!'=+ turns closed#

Tested at low and medium tem$conditions

Open Display Case in Indoor Room

Condensing Unit in Outdoor Room

DuPont Confidential

Condensing Init


30/40

Condensing Init?< lower ener/y consumption Simil(r pressures (nd compression r(tio #odest incre(se in disch(r/e 0 (nd sli/htly

lower m(ss @ow r(te DuPont Confidential

C d i U itDi l C ! d T R lt


31/40

Condensing UnitDisplay Case !ed Temp Results

3nerg&ConsRel toR)0)1

MassFlowRateg


32/40

DuPont Confidential

alifornia /u!erarketonversion fro 7071 to +!teonB CP70

+cto'er )07


33/40

DuPont Confidential

+!erational Data


34/40

DuPont Confidential

nergy DataDaily nergy Esage and 1verage Te!erature


35/40

DuPont Confidential

o!arison nergy Data


36/40

DuPont Confidential

alifornia Retrot /uary

nerg& ene%t of .; from mid-ct to &ear endPotential for further ene%t at higher amient te

o changes to e&ui!ent, !i!ing, lu'ricant or seals%gasketsdGust TC:s for o!tiied !erforanceeets cooling deandta'le o!eration


37/40

DuPont Confidential

7071%50F Re!laceent +!tions

/uary

7071%50F P)0 70F1 70F< +)

GP \ '*00 -H0) '(., )0F J)5

3nerg&3Ocienc& Kase

>5-'2; L L L%9

Ca$acit& Kase Q L L

3W

T1dZustment Kase Ues 6es 6es

3W

il P+ P3 P+ P+

3W

9 Poor at higher a'ient conditions


38/40

+!teonB CP70

R77H1

Re!laceent for R))

liinates a retrot to 70F series refrigerants a!acity e&uivalent to 7071%50FMinial TC: adGustent

Reduction in 2WP of ))*2WP of -HF falls 'elo# E 500 line


39/40

DuPont Confidential

R)) Re!laceent +!tions /uary

R)) P)0 70F1 70F

thefutureofrefrigerants.pptx

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