˙m ≈
∆
T
V
e
l
o
c
i
t
à
d
e
l
l
'
a
c
q
u
a
Temperatura dell’acqua 80 °C
(1 mmW
S =
2
0
3
0
5
0
1
0
0
2
0
0
3
0
0
5
0
0
1
0
0
0
2
0
0
0
3
0
0
0
5
0
0
0
7
5
1
5
0
1
0
0
0
2
0
0
0
3
0
0
0
3
0
0
2
0
0
1
0
0
7
5
1
5
0
5
0
3
0
1
5
4
0
1
0
5
0
0
2
0
200 000
100 00
0
70 00
0
40 00
0
P
o
r
t
a
t
a
m
a
s
s
i
c
a
m
[
k
g
/
h
]
30 000
20 000
10 000
5000
4000
300
0
0
.
5
/
s
0
.
4
/
s
200
0
0
.
3
/
s
100
0
50
0
300
m˙ =
Portata in kg/
h
Q =
Fabbisogno di potenza in kW
∆T =
Differenza di temperatura
VL/RL in °C
4
.
0
/
s
3
.
0
/
s
2
.
0
/
s
1
.
5
/
s
125/18
2
(d=117 mm/di=102.2 mm
)
110/162
(d=104 mm/di=89.2 mm)
90/162
(d=87 mm/di=74.0 mm)
75/142
(d=73 mm/di=61.6 mm
)
63/126
(d=62 mm/di=51.6 mm
)
50/11
1
(d=50 mm/di=41.0 mm
)
40/9
1
(d=40 mm/di=32.6 mm
)
1
.
0
/
s
0
.
7
5
/
s
∆
T
3
0
°
C
2
0
°
C
2
0
3
0
4
0
5
0
Perdita di pressione ∆p [Pa/m]
8
0
1
0
0
1
2
0
1
4
0
1
6
0
1
8
0
2
0
0
3
0
0
4
0
0
5
0
0
8
0
0
1
0
0
0
1
2
0
0
1
4
0
0
1
6
0
0
1
8
0
0
2
0
0
0
18/05/2026 | Con riserva di modi
fiche tecniche.