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