Phapang ea nako ea ho tsamaea ea mofuta oa ultrasonic flowmeter e lekanyetsoa ho sebelisoa A pair of transducers (li-sensor A le B setšoantšong se ka tlase), tse fetisang le ho amohela maqhubu a ultrasonic ka ho fapanyetsana (kapa ka nako e le 'ngoe).Letšoao le tsamaea ka potlako ho ea holimo ho feta ho ea holimo ka mokelikeli, 'me phapang ea nako ke zero ha mokelikeli o ntse o le teng.Ka hona, ha feela nako ea ho hasana ho ea tlaase le ea countercurrent e lekantsoe, boleng ba phapang △t bo ka fumanoa.Joale, ho ea ka kamano pakeng tsa △ T le velocity V, lebelo le tloaelehileng la sekhahla le ka lekanyetsoa ka tsela e sa tobang, 'me phallo ea molumo Q e ka baloa ho ea ka sebaka sa cross-sectional.
V = K * △ t
Q = S× V, moo K e lulang e le teng 'me S ke sebaka se ka hare ho phala.
The transit-time ultrasonic flowmeter e loketse ho lekanya mokelikeli o batlang o hloekile ka phala e tletseng e koetsoeng, 'me litaba tsa likaroloana tse emisitsoeng kapa li-bubble mokelikeli o lekantsoeng li ka tlase ho 5.0%.Mofuta ona oa "flow meter" o ka sebelisoa haholo ka lino tse ka tlase.
1) Metsi a pompo, metsi a potolohang, metsi a pholileng, metsi a futhumatsang, joalo-joalo;
2) Metsi a sa hloekang, metsi a leoatle, likhoerekhoere tse nang le metsi a mangata, kapa likhoerekhoere tsa bobeli;
3) Seno, joala, biri, meriana ea metsi, joalo-joalo;
4) Chemical solvent, lebese, yogurt, joalo-joalo;
5) peterole, parafine, diesel, le lihlahisoa tse ling tsa oli;
6) Setsi sa motlakase (nuclear, thermal, le hydraulic), mocheso, ho futhumatsa, ho futhumatsa;
7) Pokello ea phallo, ho lemoha ho lutla;Phallo, taolo ea quantization ea mocheso, ho shebella tsamaiso ea marang-rang;
8) Metallurgy, merafo, peterole, indasteri ea lik'hemik'hale;
9) Tlhokomelo ea ho boloka matla le taolo ea ho boloka metsi;
10) Lijo le meriana;
11) Tekanyo ea mocheso le tekanyo ea mocheso;
12) Tekanyetso ea metara ea phallo ea setšeng, ho lekanya, tlhahlobo ea data, jj.
Nako ea poso: Aug-20-2021