Table of Contents
Advertisement
__________________________ MODEL 2234 DIGITAL FLOW COMPUTER
H.
Orifice Flow Coefficients
A
0
A
1
A
2
A
3
A
4
A
5
A
6
L
1
M
2
T
u
T
D
T
s
T
s
C
d0
C
d1
C
d2
C
d3
C
d4
130
=
0.5961
=
0.0291
=
-0.229
=
0.003
=
2.8
=
0.000511
=
0.021
=
L
=
2
=
2 L
/ (1 - B), where B is from step C. above
2
=
[S
+ S
e
2
3
=
S
(M
+ S
6
2
=
0.0, if D > A
=
A
(1 - B) (A
3
2
=
A
+ A
B
0
1
0.7
=
A
B
(250)
5
4
=
A
B
(250)
6
4
0.8
=
S
B
B
(4.75)
1
=
(S
T
+ S
5
u
8
S
=
1
S
=
2
S
=
3
S
=
4
S
=
5
S
=
6
S
=
7
S
=
8
1.0/D, where D is from step B. above
-8.5L1
-6.0L1
+ S
e
] [B
4
1.3
1.1
M
) B
7
2
4
- D), if D < A
4
8
+ A
B
+ T
+ T
2
u
0.7
0.35
0.8
0.35
(250)
0.8
0.8
T
) B
(4.75)
D
0.0049
0.0433
0.0712
-0.1145
-0.2300
-0.0116
-0.5200
-0.1400
4
4
/(1 - B
)]
4
+ T
D
s
SECTION 3
Advertisement
Table of Contents
