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Kenyelletso ea sehlahisoa
Theknoloji e sebelisoang ke li-sensor tsa morao-rao e bohlokoa haholo, hobane li-sensor tse fapaneng li ka ba le litšobotsi tse fapaneng bakeng sa lits'ebetso tse fapaneng. Li-sensor tse ngata li ka sebetsa hobane lithapo tse tsamaisang hona joale li tla hlahisa matla a khoheli. Ha u lekanya motlakase ka ho toba potolohong, ka kopo sebelisa mochine oa hona joale oa ho lemoha.
1. Hall effect-Sensor ea phello ea Hall e na le core, sesebelisoa sa phello ea Holo le potoloho ea boemo ba matšoao. Sensor e sebetsa ha mokhanni oa hona joale a feta har'a motsoako oa makenete o tsepamisitseng matla a khoheli a mokhanni. Lisebelisoa tsa holo tse kentsoeng mokokotlong oa khoheli likhutlong tse nepahetseng ho karolo e kopaneng ea matla a khoheli e hlasimolla holo e nang le maqhubu a sa feleng (ka sefofane se le seng). Ebe, karolo ea holo e matlafalitsoeng e pepesetsoa matla a khoheli ho tloha bohareng, 'me ho hlahisoa phapang e ka bang teng, e ka lekanyetsoang le ho holisoa joalo ka lets'oao la boemo ba ts'ebetso, joalo ka 4-20mA kapa ho koaloa ha puisano.
2. Li-sensor tsa inductive-inductive li sebelisa li-coil tseo lithapo tse tsamaisang hona joale li fetang ho tsona. Sena se etsa hore tekano ea hona joale le ea hona joale e phalle ka har'a coil. Sena ke ka lebaka la matla a khoheli a hlahisoang ke nako e phallang. Li-sensor tsa inductive li sebelisoa bakeng sa alternating current. Sensor e na le mokokotlo oa maqhubu le sekontiri sa matšoao. Ha mokhanni oa hona joale a feta mokokotlong oa makenete, o tla matlafatsoa ke matla a khoheli a mokhanni. Hobane motlakase o fetohang o lula o fetoha ho tloha ho matla a mabe ho ea ho a matle (hangata 50 ho isa ho 60 Hz), o tla hlahisa matla a khoheli a ntseng a hola le a konteraka, ka hona, hona joale ho tla susumelletseha ho potoloha. Mekhoa ea ho fetola motlakase oo oa bobeli hore e be motlakase le ho tsitsisa tlhahiso; Letšoao, joalo ka 4-20mA kapa ho koaloa ha mabitso.
3. Magnetoresistance-Magnetoresistance effect ke tšobotsi ea lisebelisoa tse ling, 'me boleng ba eona ba ho hanyetsa bo ka fetoloa ho ea ka matla a khoheli a sebelisitsoeng. Haeba ho se na matla a khoheli a sebelisoang, hona joale ho tla phalla ka ho toba ka poleiti. Haeba ho sebelisoa matla a khoheli, matla a Lorentz a lekanang le a matla a khoheli a tla khelosa tsela ea hajoale. Ka ho kheloha ha tsela ea hona joale, sebaka sa hona joale se phallang ka poleiti se fetoha nako e telele, e leng se lebisang ho eketseha ha khanyetso.
Setšoantšo sa sehlahisoa
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Lintlha tsa khampani
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Molemo oa k'hamphani
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Lipalangoang
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LBH
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