Li-transformer ke likarolo tsa bohlokoa litsamaisong tsa matla a motlakase, tse nolofalletsang phetiso le kabo e sebetsang hantle ea motlakase libakeng tse telele. Leha li-transformer li tla ka mefuta le libopeho tse fapaneng, lihlopha tse peli tsa motheo li hlahella: li-transformer tse nyolohang le tse theohelang.

Posong ena ea blog, re tla hlahloba liphapang tsa mantlha lipakeng tsa li-transformer tsa step-up le step-down, re hlahlobisisa litšobotsi tsa tsona tse ikhethang, melao-motheo ea ts'ebetso le lits'ebetso tse tloaelehileng lefapheng la boenjiniere ba motlakase.

Li-transformers tsa mohato o holimo

Li-Transformer tsa Step-Up ke Eng

Li-transformer tsa step-up ke lisebelisoa tsa motlakase tse etselitsoeng ho eketsa maemo a motlakase ho tloha ho winding ea mantlha ho ea ho winding ea bobeli.

tsena li-transformer tsa matla e na le likhoele tse peli tsa terata ea koporo e koahetsoeng e kobehileng e potolohileng khubu e tloaelehileng, 'me ho kobeha ha bobeli ho na le ho kobeha ho fetang ho kobeha ha pele. Palo e phahameng ea ho kobeha ha bobeli e lumella li-transformer tse nyolohang ho fetola matla a motlakase o tlase, motlakase o phahameng hore e be motlakase o phahameng, motlakase o tlase, e leng se etsang hore li be ntle bakeng sa phetiso ea matla a motlakase sebakeng se selelele.

Kamoo Li-Transformer tsa Step-Up li Sebetsang Kateng

Ts'ebetso ea li-transformer tsa step-up e itšetlehile ka molao-motheo oa induction ea motlakase. Ha motlakase o fetohang (AC) o sebelisoa ho winding ea mantlha, o hlahisa phallo ea makenete ka har'a setsi sa transformer. Matla ana a makenete a feto-fetohang a baka matla a electromotive (EMF) ho winding ea bobeli, a hlahisa motlakase o hlahisoang o lekanang le karolelano ea palo ea liphetho ho coil ea bobeli ho coil ea mantlha.

Ho di-transformer tsa step-up, ho kobeha ha secondary ho na le diphetoho tse ngata ho feta ho kobeha ha secondary, e leng se fellang ka motlakase o phahameng wa secondary ha o bapiswa le motlakase o moholo. Karolelano ya palo ya diphetoho ho kobeha ha secondary ho kobeha ha secondary ho tsejoa e le karolelano ya phetoho, e leng se etsang qeto ya boholo ba motlakase o tswang. Mohlala, haeba transformer ya step-up e na le ho kobeha ha secondary ho nang le diphetoho tse 100 le ho kobeha ha secondary ho nang le diphetoho tse 1,000, karolelano ya phetoho e tla ba 10:1, ho bolelang hore motlakase o tswang o tla ba hodimo ka makgetlo a leshome ho feta motlakase o kenang.

Phetoho ea motlakase ka har'a transformer ea mohato o nyolohang e latela mokhoa ona:

Li-V_s / V_p = Li-N_s / Li-N_p

Where:

• V_s ke motlakase oa bobeli (o tsoang)
• V_p ke motlakase oa mantlha (o kenang)
• N_s ke palo ea liphetho tse potolohang ka har'a potoloho ea bobeli
• N_p ke palo ea liphetho ho winding ea mantlha

Ka har'a transformer e nyolohang ka mohato, palo ea liphetho tse potolohang ka har'a ho kobeha ha bobeli (N_s) e kholo ho feta palo ea liphetho tse potolohang ka har'a ho kobeha ha pele (N_p). Ka lebaka leo, motlakase oa bobeli (V_s) o tla ba holimo ho feta motlakase oa pele (V_p), e leng se tla "nyolla" motlakase ka katleho.

Phetoho ea hona joale ho transformer ea step-up e lekana ka ho fapaneng le phetoho ea motlakase. E latela mokhoa ona:

I_p / I_s = N_s / N_p

Where:

• I_p ke hona joale ea mantlha (e kenang)
• I_s ke hona joale ea bobeli (tlhahiso)

Ka har'a transformer e nyolohang ka lebelo, ha motlakase o ntse o eketseha ho tloha ho winding ea mantlha ho ea ho winding ea bobeli, motlakase oa fokotseha. Lebaka ke hobane matla (P) ka har'a transformer e ntle a lula a sa fetohe, 'me matla ke sehlahisoa sa motlakase le motlakase (P = V × I). Haeba motlakase o eketseha, motlakase o tlameha ho fokotseha ho boloka boemo bo tšoanang ba motlakase.

Li-transformers tse tlase

Li-Transformer tse theohelang tlase ke eng?

A transformer e theohang tlase ke mofuta oa transformer e fetolang matla a motlakase o phahameng, motlakase o tlase hore e be motlakase o tlase, motlakase o phahameng.

Li-transformer tse theohelang ka mehato li na le lihlopha tse peli tsa likhoele, tse tsejoang e le li-winding tsa mantlha le tsa bobeli, tse phuthetsoeng ho potoloha karolo e tloaelehileng ea mantlha e entsoeng ka thepa ea makenete e kang tšepe kapa tšepe. Ho winding ha mantlha ho fumana phallo ea motlakase o phahameng, ha ho winding ha bobeli ho fana ka tlhahiso e fokotsehileng ea motlakase.

Kamoo Li-Transformer tse Fokotsang Mehato li Sebetsang Kateng

Molao-motheo oa ts'ebetso oa li-transformer tse theohelang tlase o thehiloe molaong oa Faraday oa induction ea motlakase. Ha motlakase o fetohang (AC) o sebelisoa ho winding ea mantlha, o hlahisa phallo ea makenete e fetohang ka har'a setsi sa transformer. Matla ana a makenete a feto-fetohang a baka matla a electromotive (EMF) ho winding ea bobeli, a hlahisa motlakase o hlahisoang o lekanang le karolelano ea palo ea liphetho ho coil ea bobeli ho ea ho palo ea liphetho ho coil ea mantlha.

Ho transformer e theohelang tlase, ho kobeha ha bobeli ho na le diphetoho tse fokolang ho feta ho kobeha ha pele. Ka lebaka leo, motlakase o hlahisitsweng ka hara coil ya bobedi o tlase ho feta motlakase o kentsweng o sebediswang ho coil ya pele. Leha ho le jwalo, ho ya ka molao wa paballo ya eneji, motlakase o kobehang ha ho kobeha ha bobedi o eketseha ka ho lekana ho boloka phetiso ya matla e sa fetoheng (ha ho nkuwa transformer e loketseng e se nang tahlehelo).

Phapang ea Bohlokoa Pakeng tsa Li-Transformer tsa Step-Up le Step-Down

Phetoho ea Voltage

Li-transformer tsa step-up li etselitsoe ho eketsa motlakase ho tloha ho kobeheng ha mantlha ho ea ho kobeheng ha bobeli. Sena se finyelloa ka ho ba le palo e kholo ea liphetho ho kobeheng ea bobeli ha ho bapisoa le kobeheng ea mantlha.

Li-transformer tse theohelang tlase li fokotsa motlakase ho tloha ho kobeheng ha mantlha ho ea ho kobeheng ha bobeli ka ho ba le liphetho tse fokolang kobeheng ea bobeli ho feta kobeheng ea mantlha.

Phetoho ea Hona Joale

Ka har'a transformer e nyolohang ka lebelo, ha motlakase o ntse o eketseha ho tloha ho winding ea mantlha ho ea ho winding ea bobeli, motlakase o fokotseha ka ho lekana.

Ka transformer e theohelang tlase, ha motlakase o fokotseha ho tloha ho winding ya mantlha ho ya ho winding ya bobedi, hona jwale ho eketseha ka ho lekana.

Karolelano ea ho Reteleha

Ka har'a transformer ea ho phahamisa lebelo, karolelano ea ho reteleha e kholo ho feta 1, e leng se bontšang hore ho kobeha ha bobeli ho na le ho kobeha ho fetang ho kobeha ha pele.

Ka har'a transformer e theohelang ka mohato, karolelano ea ho reteleha e ka tlase ho 1, e leng se bontšang hore ho kobeha ha bobeli ho na le ho kobeha ho fokolang ho feta ho kobeha ha mantlha.

Design

Hangata di-transformer tsa step-up di na le boholo bo boholo ba mantlha le palo e hodimo ya diphetoho ho potoloha ha secondary ho dumella motlakase o eketsehileng. Di boetse di hloka thepa ya ho kwahela e nang le matla a hodimo a dielectric ho thibela ho senyeha ha motlakase.

Li-transformer tse theohelang ka mehato li na le boholo bo bonyenyane ba mantlha le liphetho tse fokolang ho kobeheng ha bobeli. Li ka boela tsa sebelisa li-gauge tsa terata tse teteaneng ho kobeheng ha bobeli ho sebetsana le motlakase o eketsehileng.

Tšebeliso e Tloaelehileng

Li-transformer tsa step-up li sebelisoa hangata liteisheneng tsa tlhahiso ea motlakase ho eketsa motlakase oa motlakase o hlahisoang pele o fetisetsoa libakeng tse telele ka mela ea phetisetso ea motlakase o phahameng.

Ka lehlakoreng le leng, di-transformer tse theohelang tlase di sebediswa marangrang a kabo ya motlakase ho fokotsa motlakase o nang le motlakase o phahameng ho ya maemong a tlase a motlakase a loketseng basebedisi ba ho qetela. Hangata di fumaneha diteisheneng tse nyane tsa kabo mme di sebediswa ho fana ka motlakase malapeng, diofising le disebedisweng tsa indasteri.

bokgoni

Hangata di-transformer tse nyolohang ka mehato di na le bokgoni bo phahameng ha di bapiswa le di-transformer tse theohelang ka mehato. Lebaka ke hobane motlakase o eketsehileng ho di-transformer tse nyolohang ka mehato o dumella phallo e tlase ya motlakase, e leng se fokotsang tahlehelo ya koporo ho di-winding.

Li-transformer tse theohelang ka mehato e mene, leha li ntse li sebetsa hantle, li ka 'na tsa ba le katleho e tlase hanyane ka lebaka la phallo e eketsehileng ea hona joale ho kobeheng ha bobeli, e leng se lebisang tahlehelong e phahameng ea koporo.

Khopolo ea ho Fepa ka Morao

Leha di-transformer tsa step-up le step-down di etseditswe merero e itseng, ho a kgoneha ho di sebedisa ka ho kgutlela morao, tse tsejwang e le ho fepa ka morao. Tlhophisong ena, transformer ya step-up e ka sebetsa e le transformer ya step-down, mme ka ho kgutlela morao. Leha ho le jwalo, mokgwa ona o tla le mefokolo e itseng le dikotsi tse ka bang teng tse lokelang ho nahannwa ka hloko.

Ha e sebelisoa ka morao, transformer e kanna ea se sebetse hantle, 'me taolo ea motlakase e ka senyeha. Ho feta moo, ho fepa ka morao ho ka lebisa matšoenyehong a polokeho le tšenyo e ka bang teng ho transformer kapa lisebelisoa tse hokahantsoeng.

Ho netefatsa ts'ebetso e bolokehileng le e sebetsang hantle, ka kakaretso ho kgothaletswa ho sebedisa di-transformer bakeng sa morero wa tsona o rerilweng le ka hara ditekanyetso tsa tsona tsa motlakase le tsa hona jwale tse boletsweng. Haeba tshebediso e itseng e hloka karolelano e fapaneng ya phetoho ya motlakase, ho eletswa ho sebedisa transformer e etseditsweng morero oo ka ho kgetheha ho ena le ho itshetleha ka ho fepa ka morao.

Maemong a mang, ho fepa ka morao ho ka sebelisoa maemong a nakoana kapa a tšohanyetso, empa ho lokela ho etsoa ka hloko le tlas'a tataiso ea litsebi tsa motlakase tse tšoanelehang. Mehato e nepahetseng ea polokeho, joalo ka ho sebelisa li-fuse tse loketseng, li-circuit breaker, le lisebelisoa tsa ho beha leihlo, e lokela ho kenngoa tšebetsong ho sireletsa transformer le lisebelisoa tse hokahantsoeng tšenyong e ka bang teng.