1. water to water heat-pump
CHILLED WATER RETURN
14.5°C
4.5°C
9.5°C
29.5°C
38.0°C
33.5°C
AFD
2,100 TON
1,900 TON
1,000 TON
3,600 TON-H
ICE THERMAL STORAGE TANKS FOR NIGHT LOAD
06~33F OFFICE – 2,000 TON
SHOPPING MALL - 1,000 TON
6,000 TON COOLING TOWER PLANT – 0.03KW/TON
460L/S
Head
20mH20
0.476kW/ton
0.494kW/ton
350L/S
Sample
Hot water tanks
water to water heat-pump
Remember to optimize the split!
50% is okay but it’s not optimum.

2. Items
Chiller
2,100 ton
1,900 ton
1,000 ton
Chilled pump
Secondary Chilled pump
Cond pump
Clg tower
Total
Power input
1,938kW
5x21kW
= 105kW
2x21kW
= 42kW
115kW
150kW
2,350
kW/ton
0.43
0.033
0.026
0.03
0.52