Ee,terata ea thermocoupleka sebele e ka atolosoa, empa lintlha tse 'maloa tsa bohlokoa li tlameha ho nkoa ho netefatsa tekanyo e nepahetseng ea mocheso le ho tšepahala ha tsamaiso. Ho utloisisa lintlha tsena ho ke ke ha u thusa feela ho etsa liqeto u na le tsebo empa hape ho tla bonts'a ho feto-fetoha le maemo ha lihlahisoa tsa rona tsa boleng bo holimo tsa mohala oa thermocouple.
Li-Thermocouples li sebetsa ho latela phello ea Seebeck, moo phapang ea mocheso pakeng tsa litšepe tse peli tse sa tšoaneng e hlahisang matla a motlakase (EMF). Ha o atolosa lithapo tsa thermocouple, ho bohlokoa ho sebelisa lithapo tse atolositsoeng tse entsoeng ka thepa e nang le thepa e ts'oanang ea thermoelectric ho terata ea pele ea thermocouple. Sena se tiisa hore EMF e hlahisoang ke mocheso oa mocheso ho latela bolelele bo atolositsoeng e lula e lumellana le litšobotsi tsa pele tsa thermocouple.

Khamphani ea rona e fana ka mefuta e felletseng ea lithapo tsa katoloso tse phahameng tsa thermocouple. Lithapo tsena tse atolositsoeng li entsoe ho latela maemo a thata a indasteri, ho netefatsa matšeliso a matle haholo a mocheso le ho sothoa ho fokolang ha matšoao. Li fumaneha ka mefuta e fapaneng, joalo kaJ, K, T, E, S, leR, e ka tsamaisanang ka ho phethahetseng le mefuta e fapaneng ea thermocouple marakeng. Thepa e sebelisoang mehalang ea rona ea katoloso e hanyetsana haholo le oxidation le corrosion, e fana ka botsitso ba nako e telele libakeng tse fapaneng tsa ts'ebetso.
Ha ho tluoa mehatong e ikhethileng ea ts'ebetso ea ho holisa lithapo tsa thermocouple, pele, o hloka ho khaola terata ea mantlha ea thermocouple sebakeng se loketseng ka sehahi sa terata se bohale. Ebe, hlobola hoo e ka bang 1 - 2 cm ea lera la ho koala pheletsong e sehiloeng ea terata ea mantlha le terata e atolositsoeng u sebelisa li-strippers. Ka mor'a moo, sotha lithapo tsa tšepe tse se nang letho tsa terata ea pele le terata e atolositsoeng hammoho ka thata, ho etsa bonnete ba hore o kopana hantle le motlakase. Ka mor'a moo, sebelisa tšepe ea soldering le solder ho solder karolo e sothehileng, ho ntlafatsa ts'episo ea khokahanyo. Qetellong, koahela motsoako o entsoeng ka mocheso - fokotsa li-tubing 'me u sebelise mocheso ka sethunya sa mocheso ho fokotsa li-tubing, ho fana ka tšireletso le tšireletso.
Bakeng sa lisebelisoa tse khethehileng le lisebelisoa tse hlokahalang, ntle le li-cutters tsa terata tse boletsoeng, li-strippers, tšepe ea soldering, solder, le mocheso - shrink tubing, u ka 'na ua hloka multimeter ho hlahloba tsoelo-pele ea motlakase ea terata e atolositsoeng pele e kenngoa. Khamphani ea rona e ka fana ka lisebelisoa tse felletseng hammoho le terata ea thermocouple le lisebelisoa tsa terata tse atolositsoeng, ho u bolokela mathata a ho li fumana ka thoko.
Kamora ho holisa terata ea thermocouple, hoa hlokahala ho lekanya mocheso ho netefatsa tekanyo e nepahetseng ea mocheso. Mokhoa o mong o tloaelehileng oa ho lekanya ke ho sebelisa mohloli oa mocheso o lekantsoeng. Beha mateano a thermocouple sebakeng se tsebahalang - mocheso, joalo ka sekontiri se omeletseng kapa sebōpi se nang le mocheso o tsitsitseng. Ebe u lekanya matla a phallo ea thermocouple u sebelisa multimeter e nepahetseng ea dijithale. Bapisa motlakase o lekantsoeng le motlakase o tloaelehileng - tafole ea mocheso e tsamaellanang le mofuta oa thermocouple. Haeba ho na le ho kheloha, lokisa mokhoa oa ho metha kapa li-parameter tsa calibration ho latela boleng ba ho kheloha. Sehlopha sa rona sa ts'ehetso ea tekheniki se ka fana ka tataiso e qaqileng ea ho lekanya ho etsa bonnete ba hore o ka phethela tšebetso ea tlhophiso hantle.
Ntle le ho sebelisa lithapo tse atolositsoeng tse nepahetseng, ho kenya ka nepo le hona ho bohlokoa. Likatoloso tse sa kengoang hantle li ka hlahisa khanyetso e eketsehileng, lerata le liphoso. Lihlahisoa tsa rona li tla le litataiso tse qaqileng tsa ho kenya, 'me sehlopha sa rona sa ts'ehetso ea tekheniki se lula se ikemiselitse ho u thusa ka lipotso leha e le life tse amanang le ho kenya.
Molemo o mong oa lihlahisoa tsa rona tsa terata tsa thermocouple ke ho tšoarella ha tsona. E entsoe ka thepa ea boleng bo holimo, e khona ho mamella maemo a thata a tikoloho, ho kenyelletsa mocheso o phahameng, mongobo le ho pepesehela lik'hemik'hale. Sena se bolela hore leha e atolosoa, lithapo tsa rona tsa thermocouple li tla boloka ts'ebetso e tsitsitseng ka nako e telele ea ts'ebeletso.
Qetellong, ho atolosoa ha terata ea thermocouple hoa khoneha, 'me ka lihlahisoa tsa rona tse tšepahalang tsa terata ea thermocouple le lisebelisoa tse atolositsoeng, hammoho le lits'ebeletso tse felletseng tsa ts'ehetso, u ka holisa litsamaiso tsa hau tsa ho lekanya mocheso ka kholiseho. Ebang ke bakeng sa lits'ebetso tsa indasteri, lipatlisiso tsa mahlale, kapa likarolo tse ling, lihlahisoa tsa rona li fana ka tharollo e nepahetseng, e tsitsitseng, le ea nako e telele bakeng sa litlhoko tsa hau tsa ho lemoha mocheso.
Nako ea poso: May-20-2025