adsorption chillers

8/13/2019 Adsorption Chillers

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Thermally driven water chillers :

Market status and new developments

Daniel Mugnier

TECSOL SA

Aix les Bains

25/04/2006


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Market situation

Thermally driven chiller share : 71%

DEC29%

Absorption

63%

Adsorption

8%

Sourc e : Task 38 surv ey ; 75 exist ing instal lations w ith detailed informat ions (chi l ler manu f.)


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Adsorption

! 2 commercial systems (Japanese manufacturers)

! Nishyodo (70-500 kW) => GBU GmbH

! Maekawa (50-350 kW) => Mycom

From 70 kW to several hundred kW...

Historical actors

Source : UniklinikumFreiburg


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New development

Sortech (Germany) : 10 kW

Nom. capacity : 10 kW - COP : 0,6

Generator temp. : 80/75C

Evaporator temp. : 6/12C

Condensor temp. : 30/35C

Weight in operation : 180 kg

Silicagel => Zeolith

H2O

/Zeolit

h

H2O/Sil

icagel

Source : Sortech


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Absorption

Single effect

absorption chillers

! Lot of products > 100 kW (Carrier,MacQuay,

Toshiba,Hitachi, Ebara, Sulzer Escher Wyss, Trane, LG,

Mitsubishi, Entropie,York, Colibri)

! Main chillers used in solar cooling systems :

YAZAKI WFC SC 10 (35 kW) / Thermax (Spain)

! New machines available on the market :

! EAW (Westenfeld) : 15 kW

! Sonnenklima (Berlin): 10 kW

! Rotartica (Bilbao) : 4,5 kW

! Climatewell (Sweden/Spain) : 10 kW

! Pink (Austria) : 10 kW

! Other developments

FH Stuttgart/Ge, SolarFrost/Au, Aosol/Port, ...


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Absorption

Solar cooling chiller market share

Thermax

6%

Broad

6%

Pink

2%

Climatewell

2% Others (Trane,

LG)

10%

Rotartica

8%

Sonnenklima

4% EAW

22%

YAZAKI

40%

Sourc e : Task 38 sur vey ; 75 exist ing instal lat ion s with detai led informat ions (chi l ler manu facturer)


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Historical actor

!YAZAKI WFC SC 10 : 35 kW

And a new 17 kW chiller within the end of the year...

H2O/LiBr

Source : Yazaki


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Historical actor

!Thermax : 35 kW

H2O/LiBr

Source : Thermax


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New actor

! EAW (Westenfeld) : 15 kW


Generator temp. : 80/90CEvaporator temp. : 11/17C


Electric consump. : 300 W


H2O/LiBr Source : EAW


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! EAW (Westenfeld) : 15 kW T recooling : 40C

H2O/LiBr

New actor

Source : EAW


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! Sonnenklima (former Phnix Sonnenwrme, Berlin): 10 kW


Generator temp. : 95/85C

Evaporator temp. : 12/16C


Electric consump. : 120 W


H2O/LiBr

New actor

Source : Sonnenklima


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! Sonnenklima (Berlin): 10 kW

H2O/LiBr

New actor

Source : Sonnenklima

N t


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! Rotartica (Bilbao) : 4,5 kW

H2O/LiBr

New actor

Source : Rotartica


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! Climatewell (Sweden) : 10 kW

2000 -> 2007

H2O/LiCl

New actor

Source : Climatewell


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! Climatewell (Sude) : 10 kW

H2O/LiC

l

New actor



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! Climatewell (Sude) : 10 kWH2O/LiCl

New actor



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Pink (Austria) :

Nom. capacity : 6 - 20 kW

2 first commerical installations in

Sweden & Austria

Contact with SolarNext

NH3/H

2O

New actor

Source : Pink

N d l t


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Aosol (Portugal)

Not yet commercialised

Few information on the technical features

New developments

Source : Aosol

NH3/H

2O


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Solar Frost (Austria) : 2 kW

New developments

NH3/H2O

Source : Solarfrost

Not yet commercialised


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Robur (Italy) :

New developments

NH3/H

2O

NOMINAL HEATING PERFORMANCES(1)

Nominal heating output(hot water outlet temp. 50C)

kW 35.3

Outside air temperature dry/wet bulb C 7/6

G.U.E. heating efficiency based on gas consumption % 140

Outside air temperature dry bulb min/max C -20/35

Hot water inlet temperature min/max C 2/50

Maximum hot water outlet temperature(T=50C)

C 60

COOLING PERFORMANCES(2)

Nominal cooling output

(chilled water outlet temp. 7C)

kW 16.9

Outside air temperature C 35

G.U.E. cooling efficiency based on gas consumption % 67

Outside air temperature min/max C 0/45

Chilled water inlet temperature min/max C 6/45

Minimal chilled water outlet temperature C 3

GENERAL DATA

Nominal thermal input (burner) kW 25.7

Nominal electrical wattage drawn (230V-50Hz) kW 0.9

Source : Robur


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Broad double effect chiller : R&D

New developments

H2O/LiBr

Future demo installation in France (Cartech/CNRS), Perpignan

N d l t


23/26

Hot water BCT chiller

Direct gas BZH chiller

New developments

Broad double effect chiller R&D

H2O/LiB

r

M hi & t


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Machine & systemdistribution


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Conclusion

* A growing market with several actors

* Next steps :

- organisation of the sector ?- reduction of costs, adaptation to technical specificity of solar cooling

* Interesting developments and concepts

* Thermally driven chillers : central position in solar cooling systems

www.ie

a-shc-task38.o

rg

* To know further on these new actors of the solar cooling world.THE NEXT FRENCH EVENT


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DERBI Renewable Energy conference : Perpignan, 31st 2nd June 2007

Solar cooling Workshop : Friday 1st June, 11. am

Content : Solar cooling market data and future trends

Per Olofson, CEO

Participants :

- Arsenal Research (Austria)

- Spain (Aiguasol)

- Climatewell (Sweden/Spain)

- Schco (Germany/France)

- Sonnenklima (Germany/France)

- TECSOL (France)

adsorption chillers

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