Daikin Chiller Upgrade Solutions for Lifetime Customer Value
1.
2. 2
Daikin teams-up with the customer to assure best lifelong value of the products.
• Optimal support whenever you need us
• Optimal condition by preventive maintenance and remote monitoring
• Optimal performance over the equipment lifetime
7. 7
7
Chiller heat load is recovered and re-used
for purposes such as
• Post heating of Air Handling units
• (Pre—) heating sanitary water
• Swimming pools
• (Pre—) heating process cooling
HEAT RECOVERY RETROFIT FOR WHO?
Heat recovery system: the ultimate saving on energy
8. 8
Chiller without
heat recovery option
(typical values)
HEAT RECOVERY RETROFIT WHY
683 kW
Heat Rejection
189 kW
Power input
494 kW
Cooling
capacity
Chiller efficiency:
Power input
Cooling capacity
2,62
=
e.g. EWAD510 D_SS
9. 9
Chiller
retrofitted with HR2
(typical values)
HEAT RECOVERY RETROFIT WHY
104 kW
Heat Rejection
191 kW
Power input
473 kW
Cooling
capacity
560 kW
Heating
capacity
+
Hot water supply
temperature controlled
hot water supply
from 40 to 55°C
Chiller efficiency :
Power input
Cooling
2,47 +
560 kW heating
=
(e.g. EWAD510 D_SS)
10. 10
HEAT RECOVERY RETROFIT WHAT
BEFORE
condensor
subcooler
7°C 12°C Compressor
Expansion
valve
condensor
subcooler
7°C 12°C Compressor
Expansion
valve
Hot water
supply
Evaporator
Controller
AFTER
Evaporator
11. 11
HEAT RECOVERY RETROFT CASE STUDY
+ Heat
Recovery
Television station, Italy
Product: ALS E XE 392.3 (EWAD-BJYNN)
x2 units
12. 12
HEAT RECOVERY RETROFIT CASE STUDY
Energy consumption before:
Other AHU Pump Ventilation Cooling
Heating
→ Reduction of CO² emissions
→ Reduction of energy costs
→ Lower heat cost in the building
Television station, Italy
Product: ALS E XE 392.3 x2 units
Aim of the project:
7,034
Mwh
→ TV studios cooling (also in winter)
→ Computer room cooling
→ Heating of offices and sanitary
water by heating separate system
Application :
13. 13
HEAT RECOVERY RETROFIT CASE STUDY
Next year of heat recovery:
Other AHU Pump Ventilation Cooling
Heating
→ Heat recovery of the chiller :
used to produce sanitary water
and office heating.
→ Payback time of investment :
within half year.
Television station, Italy
Product: ALS E XE 392.3 x2 units
Daikin solution:
7,034
Mwh
4,220
Mwh + HR2
