Ibiranga insulatrice ceramic
Ukurikije ibiranga porogaramu, imiyoboro yamashanyarazi yamashanyarazi irashobora kugabanywamo: Insulator kumirongo, insulator kumashanyarazi cyangwa ibikoresho byamashanyarazi;Irashobora kugabanywamo insulire zo mu nzu hamwe n’imbere yo hanze ukurikije ibidukikije;Ceramic, ibumba karemano nkibikoresho fatizo, kuvanga ibikoresho bivanze, igihangano cyakazi Ubukorikori busanzwe bukoreshwa mugukoresha burimunsi, kubaka isuku, ibikoresho byamashanyarazi (insulasiyo), inganda zimiti nubutaka bwihariye - capacator, piezoelectric, magnetique, electro-optique nubushyuhe bwo hejuru bwamashanyarazi mubisanzwe bishyirwa mubikorwa ukurikije imiterere yibicuruzwa, urwego rwa voltage hamwe nibidukikije bikoreshwa mumashanyarazi.Ukurikije imiterere yibicuruzwa, irashobora kugabanywamo: insuline ihagarikwa ya disiki, insina ya pin, insulator, inkoni ya hollow, nibindi;Ukurikije urwego rwa voltage, irashobora kugabanywamo amashanyarazi make (AC 1000 V na munsi, DC 1500 V na munsi) insulator hamwe na voltage nyinshi (AC 1000 V no hejuru, DC 1500 V no hejuru).Muri insulator zikoresha ingufu nyinshi, harimo voltage nini cyane (AC 330kV na 500 kV, DC 500 kV) na voltage nini cyane (AC 750kV na 1000 kV, DC 800 kV).
Ubwoko bwa ceramique ikora irwanya ihinduka cyane hamwe nubushyuhe.Ukurikije ubushyuhe bwo guhangana nubushyuhe, bugabanijwemo coefficient nziza yubushyuhe (PTC) Ceramics nubushyuhe bwubushyuhe (NTC) Ceramics.
Kurwanya Ubushyuhe bwa Thermal Ceramics hamwe nubushuhe bwiza bwubushyuhe buragabanuka cyane hamwe no kwiyongera kwubushyuhe.Ibi biranga bisabwa nuburyo bwamashanyarazi yintete nimbibi zimbuto muburyo bwa ceramics.Gusa ububumbyi bufite ibinyampeke byuzuye hamwe no gukenera gukenerwa kumupaka wingano bishobora kugira ibi biranga.Ubushuhe bukoreshwa cyane mubushuhe bwiza bwa ceramics ceramics ni kimwe cya kabiri cyumubumbyi wa BaTiO urimo imyanda ihumanya hamwe nibikorwa byakazi mukirere cyagabanutse.Bakoreshwa cyane cyane mugukora imbaraga zubwoko bwa swing variable ya thermosensitive ceramic résistoriste, imipaka igezweho, nibindi.
Kurwanya ubushyuhe bubi coefficient ya termosensitive ceramics yiyongera cyane hamwe no kwiyongera kwubushyuhe.Byinshi muribi bikoresho byubutaka nibyuma byinzibacyuho byinzibacyuho ikomeye ifite imiterere ya spinel, ni ukuvuga okiside nyinshi zirimo ibyuma kimwe cyangwa byinshi byinzibacyuho (nka Mn, Cu, Ni, Fe, nibindi).Imiti rusange yimiti ni AB2O4, kandi uburyo bwayo bwo kuyobora buratandukana ukurikije imiterere, imiterere nuburyo bwa semiconductor.Ubushyuhe bubi bwa coefficient yubushyuhe bukoreshwa cyane mugupima ubushyuhe no kwishyura ubushyuhe.Mubyongeyeho, hariho ubukerarugendo bwumuriro burwanya ubukana burahinduka hamwe no kwiyongera kwubushyuhe, hamwe nubushyuhe bwa Thermal Ceramics irwanya ubukana bwongeye guhinduka mubushyuhe bukomeye.Iyanyuma ikoreshwa mugukora ibikoresho bitanga amashanyarazi, kubwibyo byitwa amashanyarazi Thermal Ceramics.Ukurikije ubushyuhe bwubushyuhe, ubukerarugendo bwumuriro bugabanijwemo ubushyuhe buke (4 ~ 20K, 20 ~ 80K, 77 ~ 300K, nibindi), ubushyuhe bwo hagati (bizwi kandi nkibisanzwe, - 60 ~ 300 ℃) nubushyuhe bwo hejuru (300 ~ 1000 ℃).
Ubushyuhe bwiza bwa coefficient thermistor;Ceramics Semiconductor;Ububiko bw'amashanyarazi;iterambere
Ibisobanuro: ukurikije raporo yubuvanganzo hamwe nuburambe mubikorwa byakazi, ubushakashatsi bwakozwe, ikizamini cyibikorwa, ibiranga ibintu hamwe nogukoresha ububumbyi bwa PTC.
Johnson power, serivisi imwe-imwe kubakoresha ingufu zisi.Jiangxi Johnson Electric Co., Ltd ikora insulator zikoresha amashanyarazi, insuline ya farashi, insulator zikoresha ibirahuri, insulator, umurongo wa insulator, insulator, guhagarika insina, insuliranteri, abashinzwe gufata inkuba, guhagarika, guhinduranya, guhinduranya imizigo, gusimbuza agasanduku, gutonyanga fus, insinga nibikoresho byingufu.Murakaza neza kubaza.
Ibiranga ibirahure
Imashini yikirahure ifite ibiranga bikurikira:
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(5) Niba hari inenge zitandukanye mumubiri wikirahure cya insulator, ikirahure kizahita kimeneka, cyitwa "kwikuramo".Imashini imaze kumeneka, inyundo isigaye yumutwe wicyuma iracyafite imbaraga zumukanishi kandi ikamanikwa kumurongo, kandi umurongo urashobora gukomeza gukora.Iyo umugenzuzi wumurongo agenzuye umurongo, biroroshye kubona insulator yangiritse kandi igasimbuza insulator nshya mugihe.Kuberako insulator yikirahure ifite ibiranga "kwikuramo", ntabwo ari ngombwa gukora ikizamini cyo gukumira kuri insulator mugihe cyo gukora umurongo, kizana ubworoherane mubikorwa.
(6) Imirasire yikirahure yoroheje muburemere.Bitewe nuburyo bwo gukora nizindi mpamvu, igipimo cyo "kwikenyera" cyogukoresha ibirahure ni kinini, ibyo bikaba ari bibi byica insuliranteri
Ubwoko bwimikorere ihagarikwa:
ubwoko busanzwe, ubwoko bwihanganira umwanda, ubwoko bwa DC, ubwoko bwa sereferi, ubwoko bwindege, ubwoko bwinsinga zubutaka, kuri sisitemu yo guhuza hejuru ya gari ya moshi.
1. Ibicuruzwa bigizwe na insulator bigizwe nibice bitatu: fibre fibre epoxy resin gukuramo inkoni, silicone rubber umbrella skirt hamwe nibikoresho.Silicone rubber umbrella skirt ifata inzira yo gutera inshinge, ikemura ikibazo cyingenzi kigira ingaruka kumyizerere ya insulator ikora, interineti yameneka.Inzira zateye imbere cyane zifatwa kugirango zihuze hagati yikirahure cyo gukuramo ibirahuri hamwe nibikoresho, bifite ibikoresho byuzuye-byikora bya acoustic flaw detection.Ifite imbaraga nyinshi, isura nziza, ingano nto n'uburemere bworoshye.Ibikoresho bya galvanised birashobora gukumira ingese no kwangirika, kandi birashobora guhindurwa hamwe na insulator.Imiterere ni iyo kwizerwa, ntabwo yangiza mandel, kandi irashobora gutanga umukino wuzuye imbaraga zayo.
2. Imikorere isumba iy'amashanyarazi n'imbaraga zo mu rwego rwo hejuru.Imbaraga zingana kandi zihindagurika za epoxy ikirahure cyo gukuramo inkoni yapakiwe imbere yikubye inshuro 2 ugereranije nicyuma gisanzwe ndetse ninshuro 8 ~ 10 kurenza iy'ifarashi ifite imbaraga nyinshi, itezimbere neza kwizerwa ryimikorere itekanye.
3. Ifite umwanda mwiza wo kurwanya umwanda, kurwanya umwanda mwiza no kurwanya umwanda ukomeye.Igitonyanga cyacyo cyihanganira voltage hamwe n’umwanda bihanganira voltage ni inshuro 2 ~ 2,5 zumubyimba wa farashi ufite intera imwe.Hatabayeho gusukura, irashobora gukorera neza ahantu handuye cyane.
4. Ingano ntoya, uburemere bworoshye (1/6 ~ 1/9 gusa cya insuline ya farashi yo murwego rumwe rwa voltage), imiterere yumucyo hamwe no gutwara no kwishyiriraho byoroshye.
5. Silicone rubber umbrella skirt ifite imikorere myiza ya hydrophobique.Imiterere yacyo muri rusange yemeza ko izimbere ryimbere ridatewe nubushuhe.Ntibikenewe ko hakorwa ikizamini cyo gukumira no gukumira isuku, bigabanya akazi ko kubungabunga buri munsi.
6. Ifite imikorere myiza yo gufunga no kurwanya amashanyarazi.Ibikoresho byo mu mwenda w’umutaka birwanya kumeneka kwamashanyarazi kandi bikagera kuri tma4 Urwego rwa 5, hamwe no kurwanya gusaza neza, kurwanya ruswa no kurwanya ubushyuhe buke, bishobora gukoreshwa mukarere ka - 40 ℃ ~ - 50 ℃.
7. Ifite imbaraga zikomeye zo kurwanya no guhungabana, kurwanya anti brittleness and creep resistance, ntabwo byoroshye kumeneka, kugonda cyane hamwe nimbaraga za torsional, birashobora kwihanganira umuvuduko wimbere, imbaraga zikomeye zidashobora guturika, kandi birashobora guhindurwa na farashi na insulator.
8. Ibikoresho bya mashini n'amashanyarazi bya seriveri ikomatanya iruta iy'imashini ya feri ya farashi, hamwe n’imikorere minini y’umutekano.Nibicuruzwa bigezweho kumurongo wumuriro.
Ibiranga insulator
1. Agaciro ka zeru ni ukumena kandi byoroshye kubimenya
Ihuriro ryimanitse rifite ibiranga zeru agaciro kwikenya.Igihe cyose bigaragaye hasi cyangwa kuri kajugujugu, nta mpamvu yo kuzamuka inkingi kugirango tumenye igice kimwe, bigabanya ubukana bw'abakozi.
Hamwe nogutangiza ibicuruzwa biva kumurongo wibikorwa, igipimo cyumwaka cyo kwikuramo ni 0.02-0.04%, gishobora kuzigama ikiguzi cyo gufata umurongo.Arc nziza hamwe no kunyeganyega.Mubikorwa, ubuso bushya bwikirahure bwikirahure bwatwitswe numurabyo buracyari umubiri wikirahure cyoroshye kandi gifite urwego rukomeye rwo gukingira imbere.Kubwibyo, iracyafite imbaraga zihagije zo gukumira hamwe nimbaraga za mashini.
Icyago cya galloping cyatewe no gushushanya icyuma cyabaye inshuro nyinshi kumurongo wa 500 kV.Imashini ihagarika insuline nyuma yo kuyobora galloping nta attenuation ikora mumashanyarazi.
2. Imikorere myiza yo kwisukura kandi ntabwo byoroshye gusaza
Nk’uko bigaragara muri rusange ishami ry’amashanyarazi, insulirateri y’ibirahure ntabwo yoroshye kwegeranya umwanda kandi byoroshye kuyisukura, kandi insulirateri yikirahure ikorera kumurongo wamajyepfo yozwa neza nyuma yimvura.
Mubisanzwe mutondekeshe ibirahuri kumirongo kumurongo usanzwe kugirango bapime imikorere ya electronique nyuma yo gukora.Ibihumbi n'ibihumbi byakusanyirijwe hamwe byerekana ko imikorere ya elegitoroniki yimashini ikora ibirahuri nyuma yimyaka 35 ikora ihuza cyane cyane nigihe cyo kubyara, kandi ntakintu gisaza.
Ubushobozi nyamukuru ni bunini, gukwirakwiza voltage mu mugozi ni kimwe, kandi dielectric ihoraho yikirahure ni 7-8, ituma insulire ikomatanya ifite capacitance nini nini nogukwirakwiza voltage imwe murugozi, bifasha kugabanya voltage itwarwa na insulator hafi yuruhande rwumuyoboro no kuruhande, kugirango bigabanye radiyo, bigabanye igihombo cya corona kandi byongere igihe cyakazi cya insulator.Imyitozo yo gukora yarabigaragaje
Ibiranga imikorere hamwe na serivise yimikorere ya insulator ikora # ibiranga imikorere yibikoresho:
1. Ingano ntoya nuburemere bworoshye, bingana na 1/5 ~ 1/9 cyumubyigano umwe wa feri ya feri ya feri, byorohereza ubwikorezi no kuyishyiraho.
2. Gukoresha insulirateri ifite imbaraga zo gukanika, imiterere yizewe, imikorere ihamye hamwe nintera nini yo gukora neza, itanga garanti kumurongo no gukora neza.
3. Gukoresha insulire ikora ifite amashanyarazi arenze.Silicone rubber umbrella skirt ifite hydrophobicity kandi igenda neza, irwanya umwanda mwiza hamwe nubushobozi bukomeye bwo kurwanya umwanda.Irashobora gukorera neza ahantu handuye cyane idafite isuku yintoki kandi irashobora kutagira agaciro ka zeru.
4. Imashini itanga insimburangingo ifite ibiranga aside na alkali, kurwanya ubushyuhe no kurwanya amashanyarazi, gukora neza, kandi irashobora kwemeza ko izimbere ryayo ridatewe nubushuhe.
5. Imashini ikora ibintu ifite imbaraga zo kurwanya ubukana, kurwanya ihungabana rikomeye kandi nta mpanuka yamenetse.
6. Imashini ikomatanya irashobora gusimburwa kandi irashobora guhindurwa hamwe na insulator.
Nigute ushobora gusuzuma ubuziranenge bwa insulator?
a.Ibipimo byokwirinda byujuje ibyangombwa
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b.Ihame ryurubanza rwo kwangirika kwa insulator
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Ubu buryo ntabwo bukoreshwa mugupima ubukana bwokwirinda.
Imashini ihagarika ikoreshwa cyane muri sisitemu yingufu.Imashini ihagarika FRP ifite igihe kirekire cyakazi kandi itoneshwa na sisitemu yingufu.Ubwiza bwa insulatrice zo guhagarika isoko ntiburinganiye.Hano hari insulirasi zihagarika imyanda igurishwa.Birakenewe kugereranya ibicuruzwa mugihe uguze insulator zo guhagarika.Niba ushaka kumenya ibijyanye no guteranya insuliranteri no kubona amashusho ahuza insuliranteri, urahawe ikaze kubaza uruganda rukora amashanyarazi rwa Joson, uruganda rukora insuliranti zo mu rwego rwo hejuru.Imbaraga za Josen zitanga insimburangingo zamashanyarazi zifite amashanyarazi menshi, insuliranteri zo guhagarika 330kV, insuliranteri ya 500kV, insuliranteri 10kV ihagarikwa, insuliranti zidashobora guhagarika umwanda, insulator zisanzwe zihagarika, insulirasi zihagarika ibirahuri hamwe nudukingirizo twa ceramic.
Igihe cyo kohereza: Apr-18-2022