Docstoc
EXCLUSIVE OFFER FOR DOCSTOC USERS
Try the all-new QuickBooks Online for FREE.  No credit card required.

Solar Thermal Thecnologies - Germany

Document Sample
Solar Thermal Thecnologies - Germany Powered By Docstoc
					Energy

Solartechnologie aus Deutschland –
Solare Prozesswärme und –Kühlung
für Großabnehmer
AHK-Geschäftsreise Portugal 2012
Dr. Uli Jakob
Green Chiller Association for Sorption Cooling e.V. / Solem Consulting
Lissabon, Portugal, 23.10.2012



www.german-renewable-energy.com
     Global solar radiation




kWh/m2/a




                                   Portugal:                    Germany:
                                1,700 kWh/m2/a               1,000 kWh/m2/a


                 Source: Meteonorm (data), Friedemann Jung
                 Solar thermal collectors for process heat and cooling

Volumetric air                     Flat plate                 Evacuated tube




Source: Fraunhofer ISE             Source: Wagner & Co        Source: Ritter XL Solar




Parabolic trough                   Fresnel




Source: Smirro                     Source: Industrial Solar
Temperature ranges for process heat and cooling


                                                   Large troughs
                                                                                 Utility scale power Generation
                               250-450 °C          and Fresnel
                                                                                 Industrial Process Heat



                                         Small troughs                  Industrial Process Heat
              130-250 °C                 and Fresnel                    Solar Cooling (double-, triple-effect H2O-LiBr)
                                                                        Commercial Water Heating
                                                                        Distributed Power Generation

                                  Vacuum tube                  Solar Cooling (single-effect NH3-H2O)
     90-130 °C                    CPC Collectors               Low Temperature Process Heat


                                                         Domestic Water Heating
  40-90°C                 Flat Plate Collectors          Space Heating
                                                         Solar Cooling (single-effect H2O-LiBr, -Silica gel, -Zeolite)
    Source: Industrial Solar
Opportunities – Solar thermal energy in Germany


German technology leaders (selected examples):
„    Concentrating solar players (CSP and process heat)
       „    Engineering and services:   11 companies
       „    Component suppliers:        28 companies
       „    Implementation:             3 companies
       „    Research institutes:        3 institutes

„    Solar Cooling players
       „    Engineering and services:   3 companies
       „    Component suppliers:        13 companies
       „    Implementation:             3 companies
       „    Research institutes:        > 10 institutes
                                                     Source: Prof. Dr. Kohlenbach, Solem Consulting
Energy



Solar process heat
First parabolic trough plant in Egypt (1914)




                             Source: Technisches Archiv des Deutschen Museums
Industrial Energy Consumption
„    2/3 of industrial end energy consumption is thermal energy
„    1/3 of the industrial process heat demand is below 200°C


                                   Space
                                   heating
                        Lighting             Hot Water

                                                         < 200 °C
           Mechanical
              energy




                              Process Heat
General scheme of solar process heat system




                                         Source: Smirro
Solar process heat installations (2011)

                                                          Source: Battisti, IEA-SHIP (2007)




„    Approx. 150 installations with a total capacity of 35 MW
Solar process heat collector types (2011)




                                                      Source: IEA Task 33, 2007

„    In India about 70 CSH systems (Scheffler Mirror, ARUN)
      installed for solar process heat
Collector size of installed solar process heat systems




                                                           Source: IEA Task 33 (2007)


„    20 countries, 13 branches and five collector types
Cost of solar process heat


System components:
„    Solar collectors (air / flat plate / vacuum / parabolic trough / Fresnel)
„    Mounting system
„    Puffer storage
„    Piping, heat exchangers, insulation, etc.
„    Control system
„    Hydraulic integration in the process

Specific costs (net):
of a solar process heat system based on gross collector area
„   100 – 1.000 m2:       500 - 800 EUR/m2
„   > 1.000 m2:           450 - 600 EUR/m2
Industry specific potential of solar process heat




                                                    Source: Uni Kassel (2011)
      Potential of solar process heat

„     According to a study by the International Energy
       Agency (IEA) the volume of the European market for
       solar process heat is > 100 Billion EUR

„     Still small production volumes – rather high prices,
       cost reduction expected with growing production
       volumes

„     Huge market potential, but market has to be
       developed
Application (Galvanic, Germany, 221m2 )




                                          Source:
                                          Ritter XL Solar
Application (Dairy, Spain, 1MW solar steam)




                                              Source:
                                              Smirro
Application (Eco-Paintshop for car industry)




                                               Source:
                                               Industrial Solar
Energy



Solar Cooling
World exhibition Paris – First solar ice block (1878)




                                              Source: Olynthus Verlag"
          Solar cooling – Solar resource vs. Cooling demand

                                             Resource and demand are in phase




                                                Global radiation

                                                Cooling demand

                                                Heat demand

                                                Excess solar heat in summer


Source: SolarNext
Overview thermal cooling technologies

                           Thermal cooling processes




        Closed systems                                  Open systems
         (chilled water)                               (conditioned air)



    Liquid             Solid                   Liquid                 Solid
   sorbent            sorbent                 sorbent                sorbent


                                                                   Desiccant-
  ABsorption        ADsorption                Liquid               evaporative
    chiller           chiller                sorption                cooling
                                                                      (DEC)
 Comparison of closed cooling processes

                                    Vapour
                                                                           ABsorption                            ADsorption
                                  compression
                                                                                Heat                                 Heat
  Driving energy                       Electricity
                                                                           (65-200 degC)                         (45-95 degC)
                             1.5 - 2 (small capacity)               0.6 – 0.8 (single effect)
       COP
                                3 - 5 (med/large                    1.1 – 1.3 (double effect)                        0.4 – 0.7
                                     capacity)                       1.5 – 1.7 (triple effect)
Specific reject heat
                                       1.3 – 1.7                               1.6 – 2.7                             2.4 – 3.5
     (Qc/Qo)
                                                                       50W to 5MW (NH3)
 Cooling capacity                   50W to 5MW                                                                   7kW – 500kW
                                                                      10kW – 11MW (H2O)
                                  H-FCKW (R22)
                                (ODP=0.055, GWP=1500)
                            H-FKW (R134a, R410a)                         NH3 (R717), H2O
                                                                                                                   H2O (R718)
    Refrigerant
                               (ODP=0, GWP=1300-1725)                         (R718)                              (ODP=0, GWP=0)
                                     NH3 (R717)                             (ODP=0, GWP=0)
                                    (ODP=0, GWP=0)
                                     CO2 (R744)
                                    (ODP=0, GWP=1)
              ODP = Ozone depletion potential (normalised to R11 = 1), GWP (Global Warming Potential) in relation to 1kg CO2 (over 100 years)
General scheme of solar cooling system


collector
                                             M
                                                                         Cooling water
  field
                                                                     M
                                             M
                                   hot                                             cooling
                                 water                                              tower
                                storage
                                  tank
                       heat
                    exchanger                heating
                                             system                  M
                                                       absorption
                                                         chiller
                                                                                             fan-coils

 Source: Solem Consulting

                                                                                    cold
                                                                                   water
                                                                                  storage
                                                                                    tank
                                                       compression
                                                          chiller




         Solar                   Hot water              Chiller(s)               Chilled water
Development of Solar Cooling Market




                                      Source: Green Chiller"
Documented Solar Cooling Installations (2009)




                                                     Source: Sparber, IEA-SHC Task 38

„    135 large-scale installations (blue column)
„    166 small/medium-scale installations (red column)
Market share of solar driven sorption chillers (2009)




        Sources: EURAC, Tecsol"
      Absorption chillers (small to medium-scale capacity)


EAW                                          AGO
Wegracal SE 15 - 200                         congelo 50 - 500
Water / Lithium bromide                      Ammonia / Water




                          Source: EAW         Source: AGO
    Adsorption and absorption chillers (small-scale capacity)


InvenSor                  SorTech                      SolarNext         Pink
LTC10 & HTC18             ASC08 & ASC15                chillii® PSC19    PC14 & PC19
Water / Zeolite           Water / Silica gel           Ammonia / Water   Ammonia / Water




                                     Source: SorTech
       Source: InvenSor
                                                        Source: Pink      Source: Pink
            Commercial available standardised solar cooling kits

SolarNext (Germany) "               Schüco (Germany) "
chillii® Cooling Kit WFC175"        LB15 System Package"




Source: SolarNext"                                                 Source: Schüco"
Cost of solar cooling kits

                                     6000
specific system costs without VAT




                                     5500
                                     5000
                                     4500
                                     4000
                                     3500
             [EUR/kW]




                                     3000
                                     2500
                                     2000
                                     1500
                                     1000
                                      500
                                                                                                         Source: SolarNext/Solem Consulting"
                                        0
                                            8    9   11    14    15   18     19    35     70    105
                                                          cooling capacity [kW]
                         Solar Cooling Kit including collector   Thermal Cooling Kit without collector

„                                  Cost reduction of 20% within 2 years (2009-2011)!
Application (Bank, Portugal, 545kW cooling)




                                              Source:
                                              SOLID
Application (Cosmetic industry, Greece, 700kW cooling)




                                                     Source:
                                                     Sarantis
                  Application (Winery, Tunisia, 12kW cooling)




                                                                Sources: ANME




Source:
Domaine Neferis
  AHK-Geschäftsreise Portugal 2012




Vielen Dank für Ihre Aufmerksamkeit!

                                Kontakt

                                Dr. Uli Jakob
                                Green Chiller
                                uli.jakob@greenchiller.de
                                Solem Consulting
                                uli.jakob@solem-consulting.com

				
DOCUMENT INFO
Shared By:
Categories:
Tags:
Stats:
views:2
posted:4/23/2013
language:
pages:35