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59
TOTAL RECOVERY
The water flow rate is calculated with the following formula:
Q = Pc x 860 / ΔT
Q
Water flow rate (l/h)
Pc
Cooling capacity (kW)
ΔT
Water heat drop (°C)
Pressure drops are calculated with the following formula:
Δp = K x (Q)2
Δp
Pressure drops (kPa)
Coefficient
for the various sizes and versions
Q
Water flow rate (l/h)
Size
0800
0900
1000
1100
1200
1400
1600
1805
2006
Pressure drops coefficient
Total recovery unit pressure drop
coefficient
°
1,4062E-08
1,4062E-08
1,0098E-08
1,0098E-08
6,1799E-09
6,1800E-09
4,5851E-09
4,5847E-09
3,8346E-09
A,L
1,4058E-08
1,4058E-08
1,0099E-08
1,0098E-08
6,1789E-09
6,1793E-09
4,5848E-09
4,5848E-09
3,8350E-09
E,N,U
1,4063E-08
1,4061E-08
1,0097E-08
1,0098E-08
6,1794E-09
6,1793E-09
4,5846E-09
4,5850E-09
3,8347E-09
Size
2206
2406
2600
2800
3000
3200
3400
3600
Pressure drops coefficient
Total recovery unit pressure drop
coefficient
°
3,8349E-09
2,0220E-09
2,0221E-09
2,0222E-09
1,6966E-09
1,6967E-09
1,6704E-09
1,6704E-09
A,L
3,8350E-09
2,0222E-09
2,0221E-09
2,0220E-09
1,6966E-09
1,6966E-09
1,6704E-09
1,6704E-09
E,N,U
3,8350E-09
2,0220E-09
2,0221E-09
2,0221E-09
1,6966E-09
1,6967E-09
1,6703E-09
1,6704E-09
Size
0800
0900
1000
1100
1200
1400
1600
1805
2006
2206
2406
2600
2800
3000
3200
3400
3600
Total recovery
Minimum water flow rate
°
l/h
22174
25048
27923
31990
36057
41018
45979
52003
58027
64052
70076
75546
81017
87041
93065
99090 105114
A,L
l/h
22818
25759
28700
32890
37080
42207
47334
53483
59631
65779
71927
77612
83298
89446
95594 101742 107890
E,N,U
l/h
23016
25974
28931
33172
37412
42556
47699
53921
60143
66365
72588
78290
83993
90215
96437 102659 108881
Maximum water flow rate
°
l/h
73912
83493
93075 106632 120188 136725 153262 173343 193423 213505 233587 251820 270055 290137 310217 330298 350380
A,L
l/h
76060
85863
95665 109633 123600 140690 157780 178275 198768 219262 239757 258707 277658 298153 318647 339140 359633
E,N,U
l/h
76720
86578
96435 110572 124707 141852 158997 179737 200477 221217 241958 260967 279977 300717 321457 342197 362937
Inlet water temperature 40 °C
Outlet water temperature 45 °C
Average water temperature 43 °C
ATTENTION: For average water temperature different than 43 °C refer to the chapter "Corrective factors for average water temperatures different from nominal values"