Download - 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
Nom. capacity : 15 kW - COP : 0,71
Generator temp. : 80/90CEvaporator temp. : 11/17C
Condensor temp. : 30/36C
Electric consump. : 300 W
Weight in operation : 700 kg
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
Nom. capacity : 10 kW - COP : 0,7
Generator temp. : 95/85C
Evaporator temp. : 12/16C
Condensor temp. : 27/35C
Electric consump. : 120 W
Weight in operation : 550 kg
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
Source : Climatewell
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! Climatewell (Sude) : 10 kWH2O/LiCl
New actor
Source : Climatewell
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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
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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)