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THERMA V
Split Type
4. Water Control
4.3 Capacity correction factor by antifreeze
Antifreeze Type
Methanol
Ethylene glycol
Propylene glycol
Correction factor of cooling capacity
Correction factor of heating capacity
6
Item
Cooling
Heating
Pressure Drop
Cooling
Heating
Pressure Drop
Cooling
Heating
Pressure Drop
1.000
0.990
0.980
0.970
0.960
0.950
Methanol
0.940
Ethylene glycol
Prlpylene glycol
0.930
0%
10%
1.000
0.990
0.980
0.970
0.960
0.950
Methanol
0.940
Ethylene glycol
Prlpylene glycol
0.930
0%
10%
Antifreeze % by wt
10%
20%
0.998
0.997
0.995
0.990
1.023
1.057
0.996
0.991
0.993
0.985
1.024
1.068
0.993
0.987
0.966
0.973
1.040
1.098
20%
30%
40%
Antifreeze % by wt
20%
30%
40%
Antifreeze % by wt
Design and installation
30%
40%
0.995
0.993
0.985
0.979
1.091
1.122
0.987
0.983
0.977
0.969
1.124
1.188
0.980
0.974
0.960
0.948
1.174
1.273
50%
50%
50%
0.992
0.974
1.160
0.979
0.961
1.263
0.968
0.935
1.405
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