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IEA SHC Task 38 Solar Air Conditioning and Refrigeration Subtask C2-A, November 9, 2009 Appendix Table 3. Constant parameters of the dynamic model. No. Constants Unit Value Description 1 r ( pc) kJkg -1 2450 Evaporation enthalpy of water 2 l ( pc) kJkg -1 272 Solution enthalpy of LiBr/water solution 3 ( UA ) E, ext kWK -1 2.9 External heat transfer coefficient value of evaporator 4 ( UA ) C, ext kWK -1 5.2 External heat transfer coefficient value of condenser 5 ( UA ) G, ext kWK -1 4.0 External heat transfer coefficient value of generator 6 ( UA ) A, ext kWK -1 3.2 External heat transfer coefficient value of absorber 7 ( UA ) E, int kWK -1 3.9 Internal heat transfer coefficient value of evaporator 8 ( UA ) C, int kWK -1 8.7 Internal heat transfer coefficient value of condenser 9 ( UA ) G, int kWK -1 4.3 Internal heat transfer coefficient value of generator 10 ( UA ) A, int kWK -1 3.2 Internal heat transfer coefficient value of absorber 11 m & sol , w kgs -1 0.0559 Mass flow of weak solution 12 m& hw kgs -1 0.3322 Mass flow of hot water 13 m& cw kgs -1 0.7462 Mass flow of cooling water 14 m& chw kgs -1 0.808 Mass flow of chilled water 15 A t m² 4.9*10 -4 Cross area of solution tube 16 h m 0.1 height between solution outlet at generator and inlet at absorber 17 M st, sol, G, start kg 0.24 Initial condition of accumulated solution in generator sump 18 M st, sol, A, start kg 0.19 Initial condition of accumulated solution in absorber sump 19 ς - 2100 Resistance coefficient of solution heat exchanger and piping 20 c 1 - 67, 2 time constant for solution flow from generator to absorber 21 c 2 - 61, 1 time constant for solution flow from absorber to generator Mc p 22 ( ) E ext Mc p 23 ( ) C ext Mc p 24 ( ) G ext Mc p 25 ( ) A ext 26 ( p ) E, int , kJK -1 6.8 Cumulated heat capacity of evaporator, external , kJK -1 6.4 Cumulated heat capacity of condenser, external , kJK -1 9.0 Cumulated heat capacity of generator, external , kJK -1 9.0 Cumulated heat capacity of absorber, external Mc kJK -1 38.4 Cumulated heat capacity of evaporator, internal Mc kJK -1 38.2 Cumulated heat capacity of condenser , internal 27 ( p ) C, int page 92
IEA SHC Task 38 Solar Air Conditioning and Refrigeration Subtask C2-A, November 9, 2009 Mc kJK -1 82.2 Cumulated heat capacity of generator , internal 28 ( p ) G, int Mc kJK -1 81.9 Cumulated heat capacity of absorber , internal 29 ( p ) A, int 30 η SHX - 0.9 Efficiency of solution heat exchanger 31 cp w 32 cp v 33 cp sol,s kJkg -1 K - 1 4.19 Specific heat capacity of liquid water kJkg -1 K - 1 1.86 Specific heat capacity of water vapour kJkg -1 K - 1 3.8 Specific heat capacity of strong solution 34 ρ sol, s kgm³ -1 1600 Density of strong solution 35 ∆t s 1 Time increment of simulation References [1] Kohlenbach P, Ziegler F. A dynamic simulation model for transient absorption chiller performance. Part I: The model. Int J Refrigeration 2007, page 93
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IEA Solar Heating and Cooling Progr
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IEA Solar Heating and Cooling Progr
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Endbericht Solare Kühlung und Klim
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Task 38 Solar Air-Conditioning and
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IEA SHC Task 38 Solar Air Condition
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3.1 Adsorption Systems Table 1: Ads
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4 Heat Rejection There is a number
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M M IEA SHC Task 38 Solar Air Condi
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M M M IEA SHC Task 38 Solar Air Con
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IEA SHC Task 38 Monitoring Procedur
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Table of tables Table 1 List of ele
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- - - - - - - - - - -
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Pompe évaporateur + compteur C3 Dr
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80 70 Temperature (°C) 60 50 40 3
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Power (kW) 20 19 18 17 16 15 14 13
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Power (kW) 20 19 18 17 16 15 14 13
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Country Name/ Company City Applicat
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79 Spain Private House Olivares-Sev
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Questionnaire for Owners of Small-S
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Fragebogen an Besitzer solare Kühl
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Cuestionario para propietarios de i
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Questions to Package Solution Provi
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9. Maintenance o What type of maint
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Page 518 and 519: IEA SHC Task 38 Solar Air Condition
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Page 614 and 615: Grundprinzip Solare Wärme thermisc
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- Leistungsvergleich von verfügbar
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Subtask A: Pre-engineered systems f
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Abb. 3: Das Bürogebäude in St. Sc
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Beispiele realisierter großer Syst
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a) b) c) Abb. 9: Installation eines
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Subtask C: Modelling and fundamenta
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Liste der Systeme im Monitoring von
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Liste der Systeme im Monitoring von
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Marletta, L., Evola, G. and Sicurel
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Ellehauge & Kildemoes Vestergade 48
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Tekniker Centro Tecnológico Teknik
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IEA Solar Heating and Cooling Programm - NachhaltigWirtschaften.at

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