KutloisisoLi-breaker tsa DC CircuitLikarolo tsa Bohlokoa tsa Mekhoa e Sireletsehileng ea Motlakase
Lefapheng la boenjiniere ba motlakase, bohlokoa ba tšireletso ea potoloho bo ke ke ba feteletsoa. Har'a lisebelisoa tse fapaneng tsa tšireletso, li-circuit breaker tsa DC ke likarolo tsa bohlokoa ho netefatsa polokeho le ts'epo ea litsamaiso tsa motlakase tsa DC. Sengoloa sena se tla hlahloba mesebetsi, mefuta, lits'ebetso le melemo ea li-circuit breaker tsa DC, se fane ka kakaretso e felletseng ea karolo ea tsona meralong ea motheo ea motlakase ea sejoale-joale.
Sehatsetsi sa potoloho sa DC ke eng?
Sehahi sa potoloho sa DC (se tsejoang hape e le sehahi sa DC) ke sesebelisoa se sireletsang se sebelisetsoang ho khaola motlakase potolohong ea DC haeba ho e-na le ho jara boima kapa phoso. Ho fapana le lihahi tsa potoloho ea AC, tse sebelisetsoang ho sebetsana le matla a AC, lihahi tsa potoloho ea DC li etselitsoe ka ho khetheha ho sebetsana le litšobotsi tse ikhethang tsa matla a DC. Sena se kenyelletsa ho se be le ho tšela ha lefela, e leng se etsang hore ho be thata le ho feta ho khaola motlakase.
Li-DC circuit breaker li sebetsa joang?
Li-circuit breaker tsa DC li sebetsa ka ho lemoha maemo a sa tloaelehang a hona joale le ho khaola potoloho kapele ho thibela tšenyo ea likarolo tsa motlakase le ho fokotsa kotsi ea mollo. Ha ho hlaha phoso e kang potoloho e khuts'oane kapa ho jara boima ba motlakase, se-circuit breaker se utloa keketseho ea hona joale 'me se kenya tšebetsong mokhoa oa ho khaola potoloho. Sena se ka finyelloa ka mekhoa e fapaneng, ho kenyeletsoa le mekhoa ea mocheso, makenete kapa ea elektroniki.
1. Li-Thermal DC Circuit Breaker: Lisebelisoa tsena li sebelisa lesela la bimetallic le kobehang ha le futhumatsoa ke motlakase o feteletseng, e leng se etsang hore se-circuit breaker se bulehe.
2. Sehahi sa potoloho sa makenete sa DC: Ha motlakase o feta moeli o reriloeng esale pele, o a thella ka ho itshetleha ka matla a motlakase.
3. Li-DC Circuit Breaker tsa Elektroniki: Li-circuit breaker tsena tse tsoetseng pele li sebelisa li-sensor tsa elektroniki le li-microcontroller ho lemoha liphoso 'me li ka fana ka taolo e nepahetseng haholoanyane le linako tse potlakileng tsa karabelo.
Mefuta ea li-circuit breaker tsa DC
Ho na le mefuta e mengata e fapaneng ea li-DC circuit breaker, e 'ngoe le e 'ngoe e loketse lits'ebetso tse itseng. Mefuta e meng e tloaelehileng e kenyelletsa:
- Li-Miniature Circuit Breaker (MCB): Tsena ke lisebelisoa tse nyane tse sebelisoang lits'ebetsong tsa motlakase o tlase ho sireletsa khahlanong le ho jara ka bongata le lipotoloho tse khutšoane.
- Mochini o Qhekellang Potoloho ea Li-Case (MCCB): MCCB e loketse lits'ebetso tsa motlakase o mahareng, e fana ka litlhophiso tse ka fetoloang tsa leeto 'me e sebelisoa hangata libakeng tsa indasteri.
- Sehahi sa Potoloho ea Moea (ACB): ACB e etselitsoe lits'ebetso tsa motlakase o phahameng 'me e ka sebetsana le maqhubu a phahameng' me hangata e sebelisoa liteisheneng tse nyane le lits'ebetsong tse kholo tsa motlakase.
Tšebeliso ea li-breaker tsa potoloho ea DC
Li-circuit breaker tsa DC li sebelisoa haholo liindastering tse fapaneng, ho kenyeletsoa:
- Mekhoa ea Matla a Nchafatsoang: Ka ho phahama ha matla a letsatsi le a moea, li-DC circuit breaker li bapala karolo ea bohlokoa ho sireletseng litsamaiso tsa photovoltaic le li-turbine tsa moea hore li se ke tsa hloleha.
- Likoloi tsa Motlakase (li-EV): Ha indasteri ea likoloi e fetohela ho likoloi tsa motlakase, li-DC circuit breaker li bohlokoa haholo ho laoleng litsamaiso tsa motlakase tsa li-EV le ho netefatsa ts'ebetso e sireletsehileng le ho tjhaja.
- Mehala ea puisano: Motlakase oa DC o atisa ho sebelisoa meralong ea motheo ea puisano, moo li-circuit breaker tsa DC li sireletsang lisebelisoa tse bonolo ho tsoa ho matla a motlakase le liphoso.
- Boiketsetso ba Liindasteri: Litsamaisong tsa tlhahiso le tsa boiketsetso, li-circuit breaker tsa DC li sireletsa lienjene le lipotoloho tsa taolo, li ntlafatsa polokeho ea ts'ebetso.
Melemo ea ho sebelisa li-DC circuit breaker
Ho kenya tšebetsong li-circuit breaker tsa DC tsamaisong ea motlakase ho na le melemo e 'maloa:
- Polokeho e Ntlafalitsoeng: Ka ho sitisa maqhubu a phoso ka potlako, li-DC circuit breaker li fokotsa kotsi ea mollo oa motlakase le tšenyo ea lisebelisoa.
- Botšepehi: Li-circuit breaker tsa DC li etselitsoe ho sebetsa ka katleho tlas'a maemo a fapaneng, ho netefatsa tšireletso e tsoelang pele ea litsamaiso tsa bohlokoa.
- E bolokang tjhelete: Ho tsetela ho di-DC circuit breaker tsa boleng bo hodimo ho ka fokotsa ditjeo tsa tlhokomelo le ho eketsa nako ya tshebetso ya disebediswa tsa hao.
Ka bokhutšoane
Ka bokhutšoanyane, li-circuit breaker tsa DC ke karolo ea bohlokoa ea lefapha la boenjiniere ba motlakase. Li sireletsa lipotoloho tsa DC ho overload le liphoso, li netefatsa polokeho le botšepehi lits'ebetsong tse fapaneng, ho tloha lits'ebetsong tsa matla a nchafatsoang ho ea likoloing tsa motlakase. Ha theknoloji e ntse e tsoela pele, karolo ea li-circuit breaker tsa DC e tla ba ea bohlokoa haholo, e leng se etsang hore e be ntho ea bohlokoa eo baenjiniere le baqapi ba e nahanang tšimong ena. Ho utloisisa mesebetsi ea tsona, mefuta le lits'ebetso ho bohlokoa ho mang kapa mang ea amehang moralong le tlhokomelong ea litsamaiso tsa motlakase.
Nako ea poso: Mmesa-22-2025