Palo le khetho ea Range ea Vortex Flowmeter

Palo le khetho ea Range ea Vortex Flowmeter

Vortex flowmeter e ka lekanya phallo ea khase, mokelikeli le mouoane, joalo ka phallo ea molumo, phallo ea bongata, phallo ea molumo, jj Phello ea tekanyo e ntle mme ho nepahala ho phahame. Ke mofuta o sebelisoang ka ho fetesisa oa litekanyo tsa mokelikeli liphaepheng tsa indasteri mme o na le liphetho tse ntle tsa litekanyo.

Mefuta ea litekanyo ea flowmeter ea vortex e kholo, mme tšusumetso ea tekanyo e nyane. Mohlala, bongata ba mokelikeli, khatello, viscosity, jj e ke ke ea ama tšebetso ea litekanyo tsa vortex flowmeter, ka hona ho khonahala ho ntse ho le matla haholo.

Molemo oa flowmeter ea vortex ke sebaka sa eona se seholo sa ho lekanya. Ho tšepahala ho phahameng, ha ho na tlhokomelo ea mochini, hobane ha ho na likarolo tsa mochini. Ka tsela ena, leha nako ea ho lekanya e le telele, mekhahlelo ea ponts'o e ka ba e tsitsitseng. Ka sensor ea khatello, e ka sebetsa mocheso o tlase le tikoloho e phahameng ea mocheso ka ho ikamahanya le maemo ho matla. Har'a lisebelisoa tse tšoanang tsa ho lekanya, vortex flowmeter ke khetho e ntle. Joale, lifeme tse ngata li sebelisa mofuta ona oa sesebelisoa ho lekanya boleng hantle le ka nepo.

Mohlala: 0.13-0.16 1 / L, u ka hakanya bai ka boeena, u lekanye bophara ba kholomo ea triangolo, 'me paramethara ea Straw du Hall e lipakeng tsa 0.16-0.23 (e baloang ho 0.17).

f = Foromo ea StV / d (1)

Moo dao:

f-Carman vortex frequency e hlahisitsoeng ka lehlakoreng le leng la jenereithara

Nomoro ea St-Strohal (nomoro e se nang litekanyo)

V-karolelano ea sekhahla sa phallo ea mokelikeli

d-bophara ba jenereithara ea vortex (hlokomela yuniti)

Kamora ho bala makhetlo

K = f * 3.6 / (v * D * D / 353.7)

K: coefficient ea phallo

f: Maqhubu a hlahisoang ka sekhahla sa phallo

D: Sekhahla sa metha e phallang

V: Sekhahla sa phallo

Khetho ea mefuta ea Vortex flowmeter

Ts'ebetso le mofuta oa seholisa motlakase o mosoeu le seholisa matla a Du sa vortex flowmeter li fapane.

Boemo ba ho lekanya ba vortex flowmeter
Khase Boholo Tekanyo moeli o tlase
(m3 / h)
Tekanyo ea litekanyo
(m3 / h)
Boikhethelo litekanyo mefuta e fapaneng
(m3 / h)
Khumo maqhubu a mefuta e fapaneng
(Hz)
15 5 30 5-60 460-3700
20 6 50 6-60 220-3400
25 8 60 8-120 180-2700
32 14 100 14-150 130-1400
40 18 180 18-310 90-1550
50 30 300 30-480 EA-80-1280
65 50 500 50-800 60-900
80 70 700 70-1230 40-700
100 100 1000 100-1920 30-570
125 150 1500 140-3000 23-490
150 200 2000 200-4000 18-360
200 400 4000 320-8000 13-325
250 600 6000 Lilemo tse 550-11000 11-220
300 1000 10000 800-18000 9-210
Mokelikeli Boholo Tekanyo moeli o tlase
(m3 / h)
Tekanyo ea litekanyo
(m3 / h)
Boikhethelo litekanyo mefuta e fapaneng
(m3 / h)
Khumo maqhubu a mefuta e fapaneng
(Hz)
15 1 6 0.8-8 90-900
20 1.2 8 1-15 40-600
25 2 16 1.6-18 35-400
32 2.2 20 1.8-30 20-250
40 2.5 25 2-48 10-240
50 3.5 35 3-70 8-190
65 6 60 5-85 7-150
80 13 130 10-170 6-110
100 20 200 15-270 5-90
125 30 300 25-450 4.5-76
150 50 500 40-630 3.58-60
200 100 1000 EA-80-1200 3.2-48
250 150 1500 120-1800 2.5-37.5
300 200 2000 180-2500 2.2-30.6

1. Vortex flowmeter e nang le mesebetsi e bonolo e kenyelletsa likhetho tse latelang tsa parameter:
Coefficient ea lisebelisoa, ho khaoloa ha letšoao le lenyenyane, ho tsamaisana le 4-20mA tlhahiso ea nako, sampling kapa nako ea ho senya, ho hlakola ho bokella, jj.

2. Ntle le moo, flowmeter e felletseng ea vortex e boetse e kenyelletsa likhetho tse latelang tsa parameter:
Ho lekanya mofuta o mahareng, boemo ba phallo ea phallo, yuniti ea phallo, mofuta oa lets'oao la phallo, moeli o kaholimo le o tlase oa khatello, khatello e holimo le e tlase, khatello ea sepakapaka, maemo a boemo bo mahareng, maemo a puisano.


Nako ea poso: Apr-26-2021