Vortex Shedding Flowmeter - file.yizimg.comfile.yizimg.com/811/2010051322051840.pdf · Re...
Transcript of Vortex Shedding Flowmeter - file.yizimg.comfile.yizimg.com/811/2010051322051840.pdf · Re...
LUGB
-20
+300
LUGBLUGB
f=SrV
(1- )dD4d
f-
d-
Sr-V-D-
Vortex Shedding FlowmeterVortex Shedding Flowmeter
Q/YHC0401-2001 JB/T6807-93
h L L/h=O 281
Re 5000-150000 Sr
d Sr f
Q
4~20mA Q f
Q= kf
Q- /
f- Hz
K- /
15 20 25 32 40 50 65 80 100
125 150 200 250 300
DN200~2000
5~50m/s 65m/s
0.5~5m/s 7m/s
3
1 1.5
2.5
Vortex Shedding FlowmeterVortex Shedding Flowmeter
f/v
v/I
-25 ~100 -25 ~150 -25 ~250
1.6MPa 2.5MPa 4.0MPa
8~10V 0.7~1.3V
4~5V 0.7~1.3V
50% 100
DC4~20mA 600 24V
3000
-25 ~+55 5~90%RH 50
12V DC 10% 24V DC 10% 3.6V 7.5Ah2
ExiallCT1-T5, ExdllBT4
IP65
304
3m /h
3m /h
15
0.3~3
5~30
20
0.5~5
5.5~56
25
1.2~12
10.2~80
32
1.5~15
15~150
40
2.2~22
22~220
50
4~40
35~350
65
6~60
60~600
80
9~90
90~900
100
14~140
125
22~220
150
35~350
200
65~650
250
120~1200
1100~11000
300
180~1800
1500~15000
316
Vortex Shedding FlowmeterVortex Shedding Flowmeter
140~1400 220~2200 300~3000 550~5500
t/h kg/h MPa
200mm
DN DN200250300350400450500600700800
5588
125170225286350505690900
570885
12751735226528703540509069309050
560880
12701730226028603530508569259045
45307070
1018013860181002290528275407155542072380
900100011001200130014001500160018002000
1145141017102035238527703170361045805650
11450141401711020230238952771031800362004585056550
11450141351710020230238902770531700361054575056545
91605113095136840162850191125211660254455289510366410452365
Vortex Shedding FlowmeterVortex Shedding Flowmeter
DN15~100 1 4
DN125~30 1 4
DN200~2000 2 5
15 20
25
32
40
50
65
80
100
125
150
200
250
300
2.5~4.0
2.5~4.0
2.5~4.0
2.5~4.0
2.5~4.0
1.6~2.5
1.6~2.5
1.6~2.5
1.6
1.6
1.6
1.6
1.6
66
66
66
70
85
98
110
110
250
300
320
320
320
280
280
285
290
295
310
320
330
323
335
370
400
420
500
500
505
510
515
530
540
550
545
555
590
620
640
65
65
72
80
90
105
120
150
245
280
335
405
460
210
240
295
355
410
8- 18
8- 23
12- 23
12- 25
12- 25
15(20)
25
32
40
50
65
80
100
125
150
200
250
300
26
28
30
32
32
7.5
7
10
11
12.5
17
20
27
22
24
31
40
48
Vortex Shedding FlowmeterVortex Shedding Flowmeter
4
(DN15~100) (DN125~300)
2
200~ 500
500~ 1000
1000~ 1400
1400~ 2000
950
1200
1500
1810
15DN
35
20
25
40
15
40
DN
DN
DN
DN
DN
DN
5
5
5
5
5
5
5
DN
DN
DN
DN
DN
DN
DN
90
90
90
Vortex Shedding FlowmeterVortex Shedding Flowmeter
50DN
50DN
80DN
30DN
55DN45DN
35DN
25DN
25DN
50DN
10DN
25DN25DN
15DN
15DN
15DN
20DN
10DN
20DN20DN
10DN
5DN
5DN
5DN
5DN
5DN5DN
5DN
5
6
7
Qv
Qmax 1/2
4 62 1 0 7 1 0
3 1
4 1 2
Vortex Shedding FlowmeterVortex Shedding Flowmeter
N
QV
Q
Q Qm v
V
= N
0.1013+P
0.1013
273.15+20
273.15+T
Q =Q v N
N 273.15
273.15+20
+TQ =Q v N
0.1013
0.1013+P
Q = v
Qm
v=
P
Q v
Qm
v
3(Kg/m )
(MPa)3(m /h)
(kg/h)2
(m /s)
N
T
QN
Q
3(Kg/Nm )
( )3
(Nm /h)
(Pas)
Vortex Shedding FlowmeterVortex Shedding Flowmeter
3(Kg/m )
1.083
0.7080
1.8332
1.2041
1.165
1.7495
(Kg/m3)
2.4163
1.1660
0.83914
1.6605
0.0838
1.1646
(Kg/m3)
1.2500
0.6669
0.776
1.829
1.3302
8
3 -6 2 3850kg/m 2cst(=2 10 m /s) 50m /h
1 Q =50v
3 3m /h 1 DN65 Qmax=60m /h
2) 3 2cst Qmin=12 (3m /h
)
85 0.5MPa CO 3500N2
3 3=1.829kg/m m /hN
1.829
8.8862) 3Q =Q =3500 =720m /h 1v N
3DN80(Qmax=900m /h)
3 33 kg/m 4 Q min=50m /hv) =8.886
N
3 Q min=50 =242.9Nm /hN
5
50mm 10 2kgf/cm 250
5 a=0.890 b=0.840 ( DN50,1.0MPa),
Qmin=0.890 173=154 kg/h Qmax=0.840 1760=1479kg/h
1) = =8.886Kg/N N
3m
0.1013+0.5
0.1013
273.15+20
273.15+85
Vortex Shedding FlowmeterVortex Shedding Flowmeter
15 20 25 32 40 50 65 80 100 125 150 200 250 300 350 400 450 500
001 0012 002 003 004 005 006 008 010 012 015 020 025 030 035 040 045 050
600
060
700
070
800
080
900
090
1000
100
1100
110
1200
120
1300
130
1400
140
1500
150
1600
160
2000
200
--
--
Vortex Shedding FlowmeterVortex Shedding Flowmeter
9
LUGB
-1
-2
-3
2
3
4
4G
5
-0
-3
-4
N
BX
Y
Z-D
-C
1
2
3
-N
-Bi
-Bd
9
4~20mA
12V DC
24V DC
B
304
316
1.6MPa(DN 125)
2.5MPa(DN65~100)
4.0MPa(DN25~50)
DN50 4~20mA 24V DC
304PN2.5
Vortex Shedding FlowmeterVortex Shedding Flowmeter
LUGBZLUGBZ
LUGB
mm 25 32 40 50 65 80 100 125 150 200 250 300
-25 ~100
1.6MPa(DN125~200), 2.5MPa(DN25~100) 2.5MPa
1.5
0.2% 0.2%
LUGB
1V 5V OC
4~20mA
8 5 4
3 4
+18VDC +24VDC
3.6V 1
-30 ~+65
4~20mA -10 ~+55
-20 ~+55
304 316
Vortex Shedding FlowmeterVortex Shedding Flowmeter
25
32
40
50
65
80
100
125
150
200
410
415
420
430
460
480
500
520
550
600
200
200
200
200
230
230
230
250
300
300
DN25~100 GB9115.10~88 PN2.5
DN125 ~ 200 GB9115.9 ~ 88 PN1.6
LUGBZ
N
P
I
Y
Z
-D
-C
1
2
-N
-B
4 20mA
24V DC
304
316
1.6MPa(DN125 200)
2.5MPa(DN25 100)
DN50mm 4~20mA 24V DC 304 PN2.5
0 0 50 0 5 II YY DD 22 NN
L
Vortex Shedding FlowmeterVortex Shedding Flowmeter
DN H
YINHUAN FLOWMETER CO.,LTD.
L
H
25
002
32
003
40
004
50
005
65
006
80
008
100
010
125
012
150
015
200
020
250
025
300
030
STLUSTLU
Vortex Shedding FlowmeterVortex Shedding Flowmeter
STLU
TI MCU
DSP
SOTN( )
1/4~1/3) ( )
g
(DSP)
3DN50 10m /h
1/2 30:1
:
:
: