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B = B c
y c
1
3
Q = 2
2
2
2
.
µ c Q
bh 1
( )
g
3
3
b
B
Θ /2
y c
5 2
Q = 16
2
2
.
.
µ c Q
g ) tan
(
h 1
25
5
B
1 2
Θ / 2
2
b
m 1
Q = c Q [ by c + my c ][2 g ( H 1 - y c )]
y c
Θ
(tg Θ / 2=m)
H 1 1.25 H b
1
2
5 2
Q = 16
2
B
2
.
c Q µ ( g ) tan
h 1
25
5
B/2
y c
H 1 > 1.25 H b
Θ / 2
H b
1
3 2
2
2
1
2
2
.
Q =
c Q µ
( g )
B h 1 -
( )
H b
3
3
y
B c
u 2 =2fy
1
y c
3
4
2
h 1
2
focus
c Q . µ fg
Q =
( )
f 1/2 f
1/2 f
u
r
5
1
H 1
y c
A c
d
2
2
Q =
d [2 g
]
d
c Q
( )
-
d
d
B c
r
y c
B
B c = d
H 1 0.70 d
1
5
2
A c
d 2
H 1
y c
] 2
d
Q = c Q
[2 g
( )
-
y c -y 2 d
d
d
y c
H 1 > 0.70 d
1
3
1
3
1/2 d
2
2
Q =
.
.
- h 1 - 0.0358 d
c Q µ 2 d (2 g )
( )
Abb. 5.39  Durchflussgleichungen für lange Kontraktionsgerinne. (Nach Bos 1977 )
 
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