Pressure Drop Correction By Brine Concentration (For Heat Source Unit) - Mitsubishi Electric PQHY-P200YHM-A Data Book

3.Pressure drop correction by brine concentration (For heat source unit)

Also, water pump is selected by the ratio of pressure drop of depending on the brine concentration.
Cooling
Heating
8.0
Ethylene Glycol (cooling) Ethylene Glycol (cooling)
7.0
6.0
5.0
4.0
3.0
2.0
1.0
0% 20%
Brine concentration [wt%]
8.0
Propylene Glycol (cooling) Propylene Glycol (cooling)
7.0
6.0
5.0
4.0
3.0
2.0
1.0
0% 20%
Brine concentration [wt%]
26.0
Ethylene Glycol (heating) Ethylene Glycol (heating)
21.0
16.0
11.0
6.0
1.0
0% 20%
Brine concentration [wt%]
26.0
Propylene Glycol (heating) Propylene Glycol (heating)
21.0
16.0
11.0
6.0
1.0
0% 20%
Brine concentration [wt%]
* Please supply strainer on site.
Inlet-water temp. [°C]
40% 60% 80%
Inlet-water temp. [°C]
40% 60% 80%
Inlet-water temp. [°C]
40% 60% 80%
Inlet-water temp. [°C]
40% 60% 80%
- 3 -
-5°C
0°C
5°C
10°C
100%
-5°C
0°C
5°C
10°C
100%
-5°C
0°C
5°C
10°C
100%
-5°C
0°C
5°C
10°C
100%