Izindlela Zokuhlinzekwa Kwemithombo Yezindiza Kusindisa Iziphakamiso Zokusebenza?

Isiphumo Sokusebenza Kwemithombo Yezindiza: Ukulawula Kwezindiza Ngokuchaza Ngovolthi

Ukuvuleka Ngokuchaza Ngovolthi: Ukubhaleka Ngokuphelele Ngovolthi Ongaphandle Kokusebenza, Ukusebenza Ngokuphelele Ngemizinda

Amasimbi okugcina umshilo ayasebenza njengamashini omkhakha owodwa okungabikho kwezindlela ezimbili zokusebenza. Uma konke kusebenza ngokuphelele noma ngapansi kwesilinganiso sakho sokusebenza (100%), izinyathelo zangaphakathi ziyizicabha zezinkulungwane zemetal oxide varistor (MOV) esibiza ngazo. Lezi zinyathelo zibonisa ukuthi zinamandla okugcina okuphakeme kakhulu, okungukuthi kusuka kumilioni yohm noma ngapansi kwalokho, okuyisibonelo sokuthi zihlala njengamagcino amahle ekucindezeni ukuthi umoya wokusebenza ugcine emhlabeni. Lokhu kusiza ukuthi ukugcina umoya wokusebenza kube ngapansi futhi ukuthi ukubhekana kungavumelekile uma konke kusebenza ngokuphelele. Kodwa uma kubonakala isikhumba esikhulu sesikhathi sokushisa okufanayo nokushisa kwezulu noma ukusebenzisa imishini okungakwazi ukuziqonda, okungaba kusuka kusilinganiso sokusebenza ngokuphelele ngapansi kwe-20–40%, amasimbi okugcina umshilo ayasebenza ngokushesha kakhulu—ngokuphakeme kwezibillioni zezinsuku—futhi ayadala indlela engeyona engaphezulu kwe-1 ohm yokugcina umoya wokusebenza emhlabeni, okuhambisa umoya wokushisa okuphakeme kakhulu okungaba kusuka kumilioni yamashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amashumi amash......

Teknoloji Yokwemetalu Oxide Varistor (MOV) nokuthi kuyisibonelo se-Nonlinear VI

Amasipho okukhupha amandla asezingeni leyo ayisebenza ngokwanele kwe-technology yale-Metal Oxide Varistor (MOV), okuyisisekelo sezinkulungwane zezinc oxide (ZnO) ezihlakazwe nge-bismuth oxide nezinye izinkulungwane zemithali. Okwenza lezinkulungwane zibalulekile kukuthi kuzokwenzeka umkhakha wokugcina ukuthi impela phakathi kwe-voltage ne-current okudingekile ukusetyenziswa kwe-surges. Ngemikhakha yokuqhubeka kokusebenza, umsila wokubhala uyaphansi kakhulu, futhi kungenani kune-milliamp 1 ngoba lezinkulungwane zisebenza njengokuthi zinezinkinga ezingaphezu kwezinkulungwane. Kodwa xa kufika umsila wokuvula, amaelektronzi abegcina ukudlula ngamagap eminyane phakathi kwezinkulungwane zezinc oxide, okubiza ukuthi izinkinga ziphezulu kakhulu. Lokhu kusiza ukuthi amandla amaningi asondele ngaphakathi ngaphandle kokuthi ivolti ishushu kakhulu. Umkhakha wokusebenza wezinkulungwane leziyiyinga yinkimbinkimbi kakhulu kunazo zezinye ezihlukene nge-silicon carbide noma amasipho okukhupha amandla angaphakathi kwe-gap, nokuthi izindlela zokusebenza ziyizigaba zokuphakama kwe-30 ku-50. Lokhu kusiza amasipho okukhupha amandla okunye nge-MOV ukuthi abe nemiphakathi yokuqinisa kwe-surges yamandla eminye imithombo yamandla.

• Isikhathi sokuphendula esincane kune-25 ns
• Izidingo zokugcina ivolthi eziyisibini ku-1 kuze kwezintathu ku-1
• Ukuqondisa kwamandla okungafika kwe-20 kJ ngalinye le-disc

Ukuthi kubhekisele kwezinkundla zayo zokulahleka kuzoba yizinkinga eziningi ngaphandle kokugcina kwezinkinga ngokuphambili, ekuvumela ukuthi kubheke kwezinkinga zokugcina kwezinkinga zokusebenza (BIL) ngokudala.

Ukuthintela Isigqibo Nokuphatha Umkhondo Wokugcina

Ukudala Umkhondo Ophansi Okugcina Umlinganiso Wezinkinga Zokusebenza

Ukukhathala kahle kwezinyathelo zokuvikela kubhekana nezinyathelo zokuvikela kubhekana nokugcina ukuthi kunezinyathelo ezinkulu zokugcina izinyathelo zokuvikela kubhekana nesikhungo. Kufanele ukuthi isikhungo sokugcina sibe phansi kwe-1 ohm ngalenyathelo yokuqonda. Uma kubhekana nezinyathelo zokuvikela kubhekana nokugcina izinyathelo zokuvikela kubhekana nokugcina izinyathelo zokuvikela kubhekana nokugcina izinyathelo zokuvikela kubhekana nokugcina izinyathelo zokuvikela kubhekana nokugcina izinyathelo zokuvikela kubhekana nokugcina izinyathelo zokuvikela kubhekana nokugcina izinyathelo zokuvikela kubhekana nokugcina izinyathelo zokuvikela kubhekana nokugcina izinyathelo zokuvikela kubhekana nokugcina izinyathelo zokuvikela kubhekana nokugcina izinyathelo zokuvikela kubhekana nokugcina izinyathelo zokuvikela kubhekana nokugcina izinyathelo zokuvikela kubhekana nokugcina izinyathelo zokuvikela kubhekana nokugcina izinyathelo zokuvikela kubhekana nokugcina izinyathelo zokuvikela kubhekana nokugcina izinyathelo zokuvikela kubhekana nokugcina izinyathelo zokuvikela kubhekana nokugcina izinyathelo zokuvikela kubhekana nokugcina izinyathelo zokuvikela kubhekana nokugcina izinyathelo zokuvikela kubhekana nokugcina izinyathelo zokuvikela kubhekana nokugcina izinyathelo zokuvikela kubhekana nokugcina izinyathelo zokuvikela kubhekana nokugcina izinyathelo zokuvikela kubhekana nokugcina izinyathelo zokuvikela kubhekana nokugcina izinyathelo zokuvikela kubhekana nokugcina izinyathelo zokuvikela kubhekana nokugcina izinyathelo zokuvikela kubhekana nokugcina izinyathelo zokuvikela k......

Ukukhishwa Kwemandla Ngaphandle Kokukhishwa Kwemphilo Okungahleli Noma Ukuphakamisa Kwe-System

Amaphoyisa okwesibonelo se-Metal Oxide Varistor (MOV) abaleka ngokuthi bakhathala nokususa imithambo yezimithambo ngendlela efundwa ngokuphambuka kwezindlela zokubaleka okwenziwa ngokuphambuka, okungabikho kuzo izindlela zokubaleka zokugcina izihlalo noma ukukhupha igasi. Okukhomba ukuthi lezi zixhobo zingaba zingakwazi kakhulu kukuba zinamathuba okubaleka ngokungafani kwezinhlobo zokubaleka, okuyisisekelo sokuthi zingabaleka ngokusha phakathi kwezinhlobo zokubaleka nezinhlobo zokubaleka. Lokhu kusiza ukuthi izivuli zezimithambo zibe nzima nangokuthi zinamathuba okubaleka ngokusha kwezimithambo ezinkulu ezingakhiwa ngamaphepha amashumi amabili. Izinkinga zokuchitha kwenzeka ngokuphambuka kwezindlela zokubaleka zokufaka kwezindlela zokubaleka. Nangokuthi zikhathala imithambo, isikhathi sokuchitha sifakwa kwi-structure yezindlingo zokubaleka nezindlingo zokubaleka, kodwa akasiza ekutheni isikhathi sokuchitha sifakwa kwiqembu elinye, okusiza ukuthi akhululeke ukuthi kubhekwe izindawo ezinamathuba yokuchitha noma izindlela zokuchitha eziningi. Idata yasekhaya ye-EPRI ibonisa ukuthi iziqephu ezinamathuba okubaleka ngokuphambuka kwezindlela zokubaleka ziyabaleka ngokuphambuka kwezindlela zokubaleka ziyabaleka ngokuphambuka kwezindlela zokubaleka ziyabaleka ngokuphambuka kwezindlela zokubaleka ziyabaleka ngokuphambuka kwezindlela zokubaleka ziyabaleka ngokuphambuka kwezindlela zokubaleka ziyabaleka ngokuphambuka kwezindlela zokubaleka ziyabaleka ngokuphambuka kwezindlela zokubaleka ziyabaleka ngokuphambuka kwezindlela zokubaleka ziyabaleka ngokuphambuka kwezindlela zokubaleka ziyabaleka ngokuphambuka kwezindlela zokubaleka ziyabaleka ngokuphambuka kwezindlela zokubaleka ziyabaleka ngokuphambuka kwezindlela zokubaleka ziyabaleka ngokuphambuka kwezindlela zokubaleka ziyabaleka ngokuphambuka kwezindlela zokubaleka ziyabaleka ngokuphambuka kwezindlela zokubaleka ziyabaleka ngokuphambuka kwezindlela zokubaleka ziyabaleka ngokuphambuka kwezindlela zokubaleka ziyabaleka ngokuphambuka kwezindlela zokubaleka ziyabaleka ngokuphambuka kwezindlela zokubaleka ziyabaleka ngokuphambuka kwezindlela zokubaleka ziyabaleka ngokuphambuka kwezindlela zokubaleka ziyabaleka ngokuphambuka kwezindlela zokubaleka ziyabaleka ngokuphambuka kwezindlela zokubaleka ziyabaleka ngokup......

Umvuthi wevoltage nesikhundla sokugcina ukuthula kwezinkinga zokubhubha

Ukufanana kwevoltage yomkhumbuzi wokuphuma kwemvelo nezinkinga zokubhubha zezinto zokusebenza

Umvoltage wokugcina, okuyizinto ephakeme kakhulu esibhaleni kuzo zikhanda zokuvimbela ngokubhekisele kuqondiso lwesikhathi sokuphuma kwamandla, kuyisibonelo esiphambili kakhulu xa kufundwa ukuthi kuyini okuhlanganisa izinhlobo zokuvimbela. Ukuze kuvimbwe izinkampani ngendlela efanele, le nombolo kufanele ikhule kancane emzini we-Basic Insulation Level (BIL) yokuvimbela yezinkampani ezihlanganiswe. Ngokwesifundo sika-EPRI, uma umvoltage wokugcina uphume phezu kwe-85% yale ndlela yokuvimbela, izinto zibadala kahle kakhulu. Idata ibonisa ukuthi kukhona ukuphakama kwe-72% kwezinkinga zokuvimbela kwezindawo zokuvimbela zemithambe kuphela. Izinkampani zokuvimbela zaseMetal Oxide Varistor (MOV) zisobala manje ziyavimbela amandla okuphuma ngendlela efanele ngokusebenzisa izindlela eziphelele kakhulu zokubeka amadisc ngokuphelele nokuthuthukisa izindlela zokuvimbela. Lezi zindlela zithuthukisa ukuthi umvoltage wokugcina uhlale ufanele nakuba kunezimithambe ezikhulu kakhulu. Ukwenza lokhu kahle kuthetha ukuthi kufanele sikhangane nezinye izinsiza ezibalulekile kuzo zonke izinsiza zokuvimbela.

• Ukuthi uqiniseka ukuthi umkhawulo wokugcina wevoltileji (ngemithambo yokuqala yokuphuma) uyisikhathi esingaphezu kwe-85% yebil yaBIL yezinkampani
• Ukubona umkhawulo wokuvalelwa kwevoltage ngaphakathi kwamathambo okugcina, ikakhulu emasurjhi aphakeme kwe-dI/dt
• Ukuqiniseka kwembali kusukela eminye imiphumela yokuqinisa noma kushintsha izindlela zokufa

Le ndlela eyodwa iyabulawa ukungafani kwe-insulation okungahlinzeka, iyabulawa amaphuzu ase-substation angakhotha izinkampani eziningi zokusebenza, izindawo zokusebenza, nokwenzeka kwezinto ezingaphansi kwe-$500,000 kwezinkampani zokusebenza, ukungasebenzi, nokwenzeka kwezinto ezingaphansi.

Ukusebenzisa kwezinto zokuzikhipha: Ukuvikela i-Transformers, i-Circuit Breakers, ne-Substations

Amaphoyisa okuphakamisa amandla akhetha indlela yokuqiniseka yokubusa izinhlangano zokusebenza kwezindawo eziningi, nokuthintela imithwalo yezimboni ezingavumelekile kusuka kwezinye izindawo ezihlukene ngaphambi kokuthi kwenziwe umsindo. Uma kufundwa ngamaphoyisa, ikakhulu lezo ezifunekayo ukuzibeka ngaphakathi kwemithwalo yezindawo ezihlukene, kuyabizwa ngokuthi kuzibeka ngaphakathi kwemithwalo yezindawo ezihlukene, ukuze kubhekwe kwezindawo zokuzibeka kwezindawo zokuzibeka kwezindawo zokuzibeka kwezindawo zokuzibeka kwezindawo zokuzibeka kwezindawo zokuzibeka kwezindawo zokuzibeka kwezindawo zokuzibeka kwezindawo zokuzibeka kwezindawo zokuzibeka kwezindawo zokuzibeka kwezindawo zokuzibeka kwezindawo zokuzibeka kwezindawo zokuzibeka kwezindawo zokuzibeka kwezindawo zokuzibeka kwezindawo zokuzibeka kwezindawo zokuzibeka kwezindawo zokuzibeka kwezindawo zokuzibeka kwezindawo zokuzibeka kwezindawo zokuzibeka kwezindawo zokuzibeka kwezindawo zokuzibeka kwezindawo zokuzibeka kwezindawo zokuzibeka kwezindawo zokuzibeka kwezindawo zokuzibeka kwezindawo zokuzibeka kwezindawo zokuzibeka kwezindawo zokuzibeka kwezindawo zokuzibeka kwezindawo zokuzibeka kwezindawo zokuzibeka kwezindawo zokuzibeka kwezindawo zokuzibeka kwezindawo zokuzibeka kwezindawo zokuzibeka kwezindawo zokuzibeka kwezindawo zokuzibeka kwezindawo zokuzibeka kwezindawo zokuzibeka kwezindawo zokuzibeka kwezindawo zokuzibeka kwezindawo zokuzibeka kwezindawo zokuzibeka kwezindaw......

Imibuzo Eshicilekile Ngamaphoyisa Okuphuma Kwemithwalo

Uphoyisa okuphuma kwemithwalo uyiphi?

Uphoyisa okuphuma kwemithwalo uyisikhombiso esisebenzisa kumathuluzi we-ekhilekthrikhile ukuhlinza izinkampani kusukela emithwalo ephelele yokuphuma kwemithwalo noma kubonakala kwezinye izinto zokusebenza. Kwenza lokhu ngokunika indlela engeziwe yokuqonda, ukuthintela umoya wokugcina okungafanele kusukela kwezinkampani ezingenabuciko.

Uphoyisa okuphuma kwemithwalo usebenza njani?

Uphoyisa okuphuma kwemithwalo usebenza ngokuba ungalungile kwezimo zemithwalo emihle ukuze usebenze njengomkhuphuli. Uma imithwalo yokuqonda iphumelela kumthwalo owodwa, uphoyisa uyagcina ngokushesha kwindlela engeziwe yokuqonda, ukuthintela imithwalo ephelele yokuphuma kwemithwalo kusukela kwezindawo zokugcina ngokuphelele ukuhlinza isistimu.

Ulo luthando lwe-Metal Oxide Varistor (MOV) kuphoyisa okuphuma kwemithwalo?

Amavaristori we-oxide wezintambo, noma am-MOV, abhekisa indima esikhundleni esikhulu kwezinkundla zokugcina ukuthwasa ngokusebenza kwazo okungafanani kwezivinini nezimboni. Ngemva kokusebenza ngokuzinzile, bakhona ngokubhekisa ukuthi kunezintambo eziningi kanye nezimboni ezingaphansi. Ngemva kokusebenza ngokuphazimula, ukuthwasa kwabo kufana kakhulu, kusiza ukuthi izimboni ezingaphezulu zihlale kahle futhi zibhalela izinto zokusebenza ukusukela kwezivinini ezingaphezulu.

Kungani ukuthwasa kuyisisekelo esikhulu kwezinkundla zokugcina ukuthwasa?

Ukuthwasa kuyisisekelo esikhulu ekuvumelaneni ukuthi inkundla yokugcina ukuthwasa iyakwazi ukuthwasa izimboni zokuphazimula ngokuxhasa kwezwe. Amathuluzi okuthwasa angaphansi ayabhekisa ukuthi akhokeleke kwezinkinga zokuthwasa kwezinto zokusebenza ngokubhekisa ukuthi aqondise izivinini nezidingo zokuthwasa okungafanani phakathi kwezinto zokusebenza.