Q [kW]
160/130.8 mm
140/114.6 mm
125/102.2 mm
110/90.0 mm
90/73.6 mm
75/61.4 mm
63/51.4 mm
50/40.8 mm
40/32.6 mm
32/26.2 mm
25/20.4 mm
.
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Perdita di carico ∆p [Pa/m]
V
e
l
o
c
i
t
a
̀
d
e
l
l
’
a
c
q
u
a
2
.
0
m
/
s
1
.
5
m
/
s
1
.
0
m
/
s
0
.
7
5
m
/
s
0
.
5
m
/
s
0
.
3
m
0
.
4
m
/
s
/
s
2
0
3
0
5
0
7
5
1
0
0
1
5
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
∆
T
3
0
°
C
2
0
°
C
2
0
3
0
4
0
5
0
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
1
0
1
5
2
0
3
0
4
0
5
0
7
5
1
0
0
1
5
0
2
0
0
3
0
0
5
0
0
1
0
0
0
2
0
0
0
3
0
0
0
P
o
r
t
a
t
a
m
[
k
g
/
h
]