Kakaretso
Arrester ke mosireletsi oa overvoltage, e sebelisoang haholo ho sireletsa lisebelisoa tse fapaneng tsa motlakase (transformer, switch, capacitor, arrester, transformer, jenereithara, motor, thapo ea motlakase, joalo-joalo) litsamaiso tse kang sistimi ea matla, sistimi ea motlakase ea terene le sistimi ea puisano Tšireletso ea atmospheric overvoltage, operation overvoltage le matla frequency transient overvoltage ke motheo oa insulation coordination of power system.Ntho ea eona e ka sehloohong ke zinc oxide.Hangata sets'oants'o sa lehalima se kopantsoe pakeng tsa mokhanni oa marang-rang le terata ea fatše, 'me ka linako tse ling e boetse e hokahane haufi le moea oa motlakase kapa pakeng tsa li-conductor.
The core element (resistor) ea metal oxide arrester (MOA) e nka foromo e tsoetseng pele e thehiloeng ho zinc oxide, e nang le litšobotsi tse ntle haholo tse se nang moeli (volt ampere), ke hore, tlas'a motlakase o tloaelehileng oa ho sebetsa, ho feta hona joale ke boemo ba micro ampere feela. .Ha over-voltage e amoheloa, ho feta hona joale ho ka fihla ho likete tsa li-ampere hang-hang, kahoo motho ea ts'oereng o boemong ba ho tsamaisa 'me o lokolla matla a fetang-voltage, kahoo a fokotsa tšenyo ea ho feta-voltage ho lisebelisoa tsa phetisetso ea matla le phetoho.
Sets'oants'o sa setso sa SiC se na le bothata ba motlakase oa maqhubu a phahameng a moepa ka lebaka la tieho ea ho tsoa ha leqhubu le phahameng, le matla a phahameng a ts'ebetso ea maqhubu ka lebaka la phallo e kholo ea ho tsoa ha maqhubu a sebetsang.Sets'oants'o sa Zinc oxide se na le melemo ea karabelo e ntle ea leqhubu la maqhubu, ha ho tieho bakeng sa motlakase oa leqhubu le phahameng, matla a tlase a setseng, ha ho phallo ea phallo, joalo-joalo. Moeli oa tšireletso oa leqhubu le leqhubu le sebetsang o ntlafalitsoe haholo.Mabapi le tšebelisano ea ho kenya letsoho, meeli ea tšireletso ea leqhubu le moepa, leqhubu la lehalima le leqhubu la ho sebetsa e ka batla e tšoana, e le ho fana ka tšireletso e ntle ka ho fetisisa ea lisebelisoa tsa motlakase.
Sebapali se entsoeng ka tšepe e entsoeng ka tšepe e entsoeng ka tšepe se amohela mokhoa o akaretsang oa ho bopa ha liphutheloana tse peli, tse nang le ts'ebetso e ntle ea ho tiisa, ts'ebetso e ntle ea bopaki ba ho phatloha, ho hanyetsa tšilafalo, ha ho hlokahale ho hloekisa, ho ka fokotsa ho hlaha ha mahlaseli a metsi matsatsing a moholi, 'me ke e hanyetsanang le ho bola ha motlakase, botsofali, boholo bo nyane, boima bo bobebe, 'me ho bonolo ho kenya le ho hlokomela.E nkela sebaka sa porcelain bushing arrester.
Likaroloana
1. Boholo bo bonyenyane, boima bo bobebe, ho hanyetsa ho thulana, ha ho na tšenyo, ho kenngoa ha maemo, ho loketseng switchgear
2. Sebopeho se ikhethileng, ho bōptjoa ka kakaretso, ha ho lekhalo la moea, ts'ebetso e ntle ea ho tiisa, bopaki ba mongobo le bopaki ba ho phatloha.
3. Sebaka se seholo sa creepage, ho leleka metsi hantle, bokhoni bo matla ba ho thibela tšilafalo, ts'ebetso e tsitsitseng, le ts'ebetso e fokotsehileng le tlhokomelo.
4. Zinc oxide resistor, formula e ikhethang, hona joale ea ho lutla, lebelo la ho tsofala butle, litšoaneleho tse ntle tsa ho arabela, ha ho na nako e tsoelang pele, matla a maholo a hona joale, matla a tlaase a tlaase, matla a matla a ho thibela ho fetella, ho hanyetsa tšilafalo, ho thibela botsofali, ho se na lithibelo tsa bophahamo. , sebopeho se bonolo, ha ho lekhalo, ho tiisa ka thata, bophelo bo bolelele le litšobotsi tse ling.
5. Motlakase oa 'nete oa DC, matla a hona joale a square wave le mamello e phahameng ea hona joale e phahame ho feta litekanyetso tsa machaba
6. Tlas'a tsamaiso e tloaelehileng ea motlakase oa ho sebetsa, motlatsi enoa o fana ka boemo bo phahameng ba ho hanyetsa, 'me ke feela microamp current e fetang.Tlas'a ketso ea over-voltage le e kholo ea hona joale, e fana ka khanyetso e tlaase, kahoo e fokotsa matla a setseng lipheletsong tse peli tsa sets'oants'o.
Maemo a Tšebeliso
- Mocheso oa tikoloho: -40°C~+40°C
- Lebelo le phahameng la moea: ha le fete 35m/s
- Bophahamo: ho fihla ho 2000 metres
- Matla a tšisinyeho ea lefatše: ha a fete likhato tse 8
- Botenya ba leqhoa: eseng ho feta 10 metres.
- Matla a nako e telele a sebelisoang ha a fete matla a mangata a tsoelang pele a sebetsang.
