Direct-fired Absorption Chiller (DFA) Performance Data
Fuel: natural gas, town gas, biogas, diesel or gas/oil dual fuel
Packaged Direct-fired Absorption Chiller (P-DFA)
Rated chilled water 7℃/14℃, cooling water 37℃/30℃
General Conditions:
-
1. Rated chilled W. outlet/inlet temp. : 7℃/14℃ (7℃/12℃)
-
2. Rated cooling W. outlet/inlet temp. : 37℃/30℃ (37.5℃/32℃)
-
3. Rated heating W. outlet/inlet temp. : 65℃/55℃
-
4. Rated hot W. outlet/inlet temp. : 80℃/60℃
-
5. Lowest permitted outlet temp. for chilled water: 5℃
-
6. Highest permitted outlet temp. for heating/ hot water: 95℃
-
7. Lowest permitted inlet temp. for cooling water: 10℃
-
8. Adjustable chilled water flowrate: 50%~120% Adjustable heating/ hot water flowrate: 65%~120%
-
9. Pressure limit for chilled W. , cooling W. , heating W. ,hot W. : 0.8MPa (except special order)
-
10. Adjustable load: 5%~115%
-
11. Fouling factor for chilled W. , cooling W. , heating W. ,hot W. : 0.086m2·K/kW
-
12. Natural gas consumption is calculated: 10kWh/m3(8600kcal/m3)
-
13. Standard natural gas dynamic pressure is 16~35kPa,static pressure is < 50kPa, lower or higher pressure can be accommodated to special orders
-
14. LiBr Solution concentration: 54%. Solution is included in unit shipment Wt.
-
15. Rated exhaust temp. for cooling: 160℃ Rated exhaust temp. for heating: 145℃
-
16. Machine room ambient temperature: 5~43℃,humidity≤85%
-
17. Standard climate conditions for cooling operation:temp. 36℃, relative humidity 50% (wet bulb 27℃)
-
18. Heating capacity and hot water capacity refer to the capacity in separate operation, which is adjustable within this range
-
19. Power demand of cooling, heating, hot W. is under rated working condition.
-
20. Rated cooling COP: 1.42 (including chiller power consumption) Rated heating COP: 0.93 (including chiller power consumption)
-
21. Life design: 30 years
-
Notes: technical specification is based upon:
-
Standard GB 18361 "Safety Requirement of LiBr Absorption Water Chilling And Water Heating Packages"
-
Standard GB/T 18362 "Direct-fired LiBr Absorption Water Chilling And Water Heating Packages"
-
Standard GB 29540 "Minimum allowable values of the energy efficiency and energy efficiency grades for LiBr Absorption Water Chilling And Water Heating Packages"
-
Standard JIS B 8622 "Absorption Chiller"
-
Standard ARI 560 "Absorption Water Chilling And Water Heating Packages"
