Ukusombulula ingxaki yeziganeko ezingaqhelekanga kwiziguquli

1) Isandi se-transformer sikhulu kunesiqhelo, kwaye isandi siyafana. Kusenokubakho ezi zizathu zilandelayo:

(1) Ukugqithiswa kwamandla kwenzeka kwigridi yamandla. Xa isiseko sesigaba esisodwa senzeke kwigridi yamandla okanye i-resonance overvoltage eyenzekayo, isandi se-transformer siya kwanda.

(2) Xa i-transformer igcwele kakhulu, i-transformer iya kwenza isandi esinzima esithi "hum". Ukuba umthwalo we-transformer ufunyaniswa ukuba ugqithise ixabiso eliqhelekileyo elivumelekileyo, umthwalo we-transformer kufuneka uncitshiswe ngokwemigaqo kwisayithi. Isisombululo: hlalutya izizathu, wenze iirekhodi, uqinise ukubeka iliso, kwaye ubuyisele i-transformer ekusebenzeni okuqhelekileyo ngokukhawuleza. Ukuba kubangelwa ukugqithiswa, kuya kwenziwa ngokuhambelana nomgaqo wonyango olugqithisiweyo.

2) I-transformer inengxolo

Kusenokubakho ukungcangcazela okubangelwa ngamalungu akhululekileyo kwi-transformer. Ukuba isandi se-transformer sinyuke kakhulu, kwaye i-current kunye ne-voltage ayiqhelekanga, inokubangelwa ukukhulula i-clamp yangaphakathi okanye i-screw ecinezela i-core core, eyandisa i-vibration ye-silicon sheet sheet. Indlela yonyango: Ukuba ayichaphazeli ukusebenza kwe-transformer, inokuthi ingaqwalaselwanga okwethutyana, yenza iirekhodi, iqinise ukubeka iliso, inike ingxelo kunye nokuthunyelwa kwayo, kwaye ifake isicelo sokuhlolwa nokucutshungulwa kombane ngabaphathi abafanelekileyo.

3) I-Transformer inesandi sokukhupha

I-transformer inesandi sokukhupha "i-crackling". Ukuba ubona i-corona eluhlaza okwesibhakabhaka okanye iintlantsi kufutshane ne-transformer bushing ebusuku okanye kwimozulu yemvula, oko kuthetha ukuba iinxalenye zeporcelain zimdaka kakhulu okanye amakhadi omgca wesixhobo akanxibelelani kakuhle. Ukuba i-transformer ikhutshwe ngaphakathi, kukukhutshwa kwe-electrostatic yamacandelo angabonakaliyo okanye ukukhutshwa kwe-inter-turn kwi-coil, okanye ukukhutshwa ngenxa yoqhagamshelwano olubi lwempompo yokutshintsha. Isisombululo: Ngeli xesha, i-dispatcher kunye neenkokheli ezifanelekileyo kufuneka zichazwe ukuba zifake isicelo sokuhlolwa kokungaphumeleli kwamandla kwe-transformer.

4) Isiguquli sinesandi esiphumayo

Ibonisa ukuba i-insulation yangaphakathi okanye i-surface ye-transformer iphukile, kwaye i-transformer kufuneka imiswe ngokukhawuleza ukuze ihlolwe.

I-5) I-Transformer inesandi samanzi abilayo

Ukuba i-transformer inesandi samanzi abilayo, kwaye iqondo lobushushu litshintsha ngokukhawuleza kwaye izinga leoli liyenyuka, kufuneka kugwetywe ukuba i-transformer winding ifutshane okanye i-tap changer idibene kakubi ngenxa yokushisa okukhulu, kwaye i-transformer kufuneka iguqulwe. zimiswe ngoko nangoko ukuze zihlolwe.

2. Ukushisa kweoli ephezulu kuphezulu

Ngokuqhelekileyo, ubushushu be-oyile bomgangatho ophezulu we-transformer kufuneka bubonwe ngexesha lokusebenza, kwaye ukushisa kwee-windings kufuneka kulawulwe ngokubeka iliso lokushisa kweoli yomgangatho ophezulu ukukhusela inqanaba le-insulation ekuweni kunye nokuguga. Ngaphantsi komthwalo oqhelekileyo kunye neemeko zokupholisa eziqhelekileyo, ukushisa kweoli ye-transformer kungaphezulu kwe-10 ° C ngaphezu kwesiqhelo okanye umthwalo we-transformer uhlala ungatshintshi, kwaye ukushisa kweoli kuyaqhubeka nokunyuka. Impazamo (efana nomlilo ongundoqo wentsimbi kunye nesekethe emfutshane phakathi kojiko olujikajikayo, njl. njl.). Ngeli xesha, i-transformer kufuneka imiswe ngokukhawuleza ukukhusela ingozi ye-transformer ekukhuliseni.

3. Umbala weoyile awuqhelekanga

Ngokuqhelekileyo, ioli ye-transformer kufuneka ibe tyheli eqaqambileyo kwaye ibonakale. Xa kufunyenwe ukuba umbala we-oyile kwigeyiji yenqanaba le-oyile uyatshintsha ngexesha lokusebenza, kufuneka uqhagamshelane ukuthatha iisampulu zeoyile kuhlalutyo lwebhubhoratri. Ukuba umbala weoli ye-transformer ngokukhawuleza uyancipha ngexesha lokusebenza, kwaye kukho ikhabhoni kwioli kunye nezinye izinto ezingaqhelekanga, amandla kufuneka anqunyulwe ngokukhawuleza ukuze ahlolwe kunye nonyango.

4. Inqanaba leoli aliqhelekanga

Umqamelo we-oyile we-transformer uxhotyiswe ngenqanaba le-oyile, elibonisa ngokubanzi imigca emithathu yezinga leoli xa ubushushu bu--30 ° C, +20 ° C, kunye +40 ° C. Ngokwale migca mithathu yokumakisha, kunokugwetywa ukuba ngaba kuyimfuneko ukunyusa okanye ukukhupha. Inqanaba eliphezulu leoli: Xa inqanaba leoli le-transformer esebenzayo liphezulu kakhulu okanye i-oyile iphuphuma kwi-pillow yeoli, kufuneka uqale uhlolisise ukuba umthwalo kunye nokushisa kwe-transformer kuqhelekileyo. Inqanaba leoli lobuxoki elibangelwa ukuvala umbhobho oqhelekileyo. Ngeli xesha, ngemvume ye-dispatcher emsebenzini, ukukhuselwa kwegesi (igesi enzima) kufuneka kutshintshwe kwisignali, kwaye emva koko ukuphefumula kufuneka kuhlanjululwe ukuze kuqhutywe. Ukuba umqamelo weoyile uphuphuma ngenxa yobushushu obuphezulu be-ambient, kufuneka ikhutshwe. Inqanaba leoli eliphantsi: Ukuba inqanaba leoli le-transformer liphantsi kakhulu, i-gas (i-gas light) ukukhusela iya kwenza; xa kukho ukunqongophala okukhulu kwe-oyile, i-iron core kunye ne-windings ziya kuboniswa emoyeni, okulula ukufuma kwaye kunokubangela ukuphuka kwe-insulation. Ke ngoko, indlela yokutofa kweoyile yokufunxa kufuneka isetyenziswe kwi-Refueling transformers ekusebenzeni. Ukuba inqanaba leoli lehla ngokukhawuleza ngenxa yexabiso elikhulu lokuvuza kweoli, ngaphantsi kwe-gas relay okanye iyaqhubeka nokuhla, i-transformer kufuneka imiswe ngokukhawuleza.

5. Xa i-transformer ekusebenzeni ngokugqithiswa kwe-overload, isibonakaliso se-ammeter sidlula ixabiso elizinzile, isignali, intsimbi ye-alamu, njl.

Abanini-zithuthi kufuneka bayisingathe ngokwale migaqo ilandelayo:

①Jonga ukuba umsinga kwicala ngalinye uyalidlula ixabiso elichaziweyo, kwaye unike ingxelo kwigosa elisemsebenzini.

②Jonga ukuba inqanaba le-oyile kunye nobushushu be-oyile ye-transformer buqhelekileyo, kwaye ubeke zonke ii-coolers zisebenze ngaxeshanye.

③ Lungisa indlela yokusebenza ngexesha. Ukuba kukho i-transformer esecaleni, kufuneka isetyenziswe.

④Ukucwangciswa koqhagamshelwano kunye nokulungelelanisa ukuhanjiswa komthwalo ngexesha.

⑤ Kwimeko yokugqithiswa okuqhelekileyo, ixesha elivumelekileyo lokusebenza linokumiselwa ngokwe-multiple of overload, kunye nokubeka iliso kwinqanaba leoli kunye nokushisa kweoli kuya kuqiniswa, kwaye ixabiso elivumelekileyo aliyi kugqithiswa. Ukuba ixesha lidlulile, umthwalo kufuneka uncitshiswe ngokukhawuleza.

⑥ Kwimeko yomthwalo ogqithisileyo ngempazamo, ukuphinda-phinda okuvumelekileyo kunye nexesha lokupakisha kuya kuphunyezwa ngokwemigaqo yomenzi. Ukuba ukugqithiswa kwe-multiple kunye nexesha lidlula ixabiso elivumelekileyo, ukuthotyelwa kwe-transformer kufuneka kuncitshiswe ngokwemigaqo.

⑦ Yenza uhlolo olubanzi lwe-transformer kunye neenkqubo ezinxulumene nayo. Ukuba kukho nakuphi na okungaqhelekanga kufunyenweyo, kufuneka kuxelwe kwaye kusingathwe.

6. Ukungaphumeleli kwenkqubo yokupholisa

Xa inkqubo yokupholisa i-transformer (ebhekisela kwimpompo yeoli ephantsi kwamanzi, inkqubo yamanzi okupholisa) iphosakele, kwaye i-transformer ithumela i-chiller standby switch kunye ne-cooler full stop signal, kufuneka kuthathwe amanyathelo alandelayo: 1. Khangela ngokukhawuleza ukuba i-standby isipholileyo siqalisiwe ukusebenza. 2. Khangela ngokukhawuleza unobangela wokuphuma kombane kwaye ubuyisele ukusebenza okuqhelekileyo kwesixhobo sokupholisa ngokukhawuleza. 3. Yomeleza ukubeka iliso kwiqondo lokushisa kweoli kunye nenqanaba le-oyile yomgangatho ophezulu we-transformer, ngakumbi ngexesha lokumisa ngokupheleleyo isixhobo sokupholisa. 4. Ukuba inkqubo yokupholisa ayikwazi ukubuyiselwa ixesha elithile, isicelo kufuneka senziwe ukunciphisa umthwalo okanye isicelo sokuba i-transformer ihoxiswe ekusebenzeni ukuze ithintele i-transformer ukuba isebenze ixesha elingaphezu kwexesha elichaziweyo elingapholisiyo, okubangelwa overheating kunye nomonakalo.

7. Isenzo sokukhusela igesi

Izizathu zesenzo sokukhusela igesi isenokuba:

1. Kukho iphutha elincinci kwi-transformer, evelisa igesi ebuthakathaka; 2. Umoya ungena kwi-transformer; 3. Izinga leoli liyehla; Emva kokuba isignali yokukhusela igesi ibonakala, umqhubi kufuneka aqhube ngokukhawuleza ukuhlolwa kwangaphandle kwe-transformer. Okokuqala, khangela inqanaba leoli kunye nombala we-oyile kumcamelo we-oyile, nokuba kukho igesi, umthamo wegesi kunye nombala kwi-relay yegesi, kwaye ukhangele ukuba kukho ukuvuza kweoli kumzimba we-transformer kunye nenkqubo yokujikeleza kweoli enyanzelwayo. Ngelo xesha, jonga utshintsho kumthwalo we-transformer, ubushushu kunye nesandi, njl njl. Emva kokuhlolwa kwangaphandle, ukuba akukho nto engaqhelekanga ifunyenwe, igesi ye-transformer kufuneka ifakwe ukuze ifumane ubunjani begesi, kwaye ukuba kuyimfuneko. , isampuli yeoli kufuneka ithathelwe ukuvavanya ukugqiba ngokudibeneyo uhlobo lwesiphoso.

8. Amalungu kunye nezizathu ezithintekayo ekushiseni ngexesha lokusebenza

1. Uqhagamshelwano olubi lwempompo yokutshintsha kunye nokudibanisa kakubi kuya kwandisa ukuchasana koqhagamshelwano, ukwandisa ukusetyenziswa, kwaye kubangele ukuveliswa kobushushu obunzima. Oku kunokwenzeka ngakumbi emva kotshintsho lwempompo naxa i-transformer igcwele kakhulu.

2. I-Winding inter-turn short circuit I-Inter-turn short circuit ngumonakalo wokugquma phakathi kojiko oluyameneyo. Oku kuya kudala i-loop evaliweyo ye-short-circuit kwaye inciphise inani lokujija okujikayo kweso sigaba. Kukho i-short-circuit current ebangelwa yi-alternating magnetic flux kwi-short-circuit loop, eya kuvelisa ukushisa okuphezulu kwaye inokubangela ukuba i-transformer itshise.

3. Kukho isiphaluka esifutshane phakathi kwentsimbi engundoqo ye-silicon sheet sheets. Ngenxa yomonakalo wamandla angaphandle okanye ukuguga kwe-insulation, ukugquma kwepeyinti phakathi kwamaphepha ensimbi ye-silicon konakalisiwe, okuya kwandisa i-eddy yangoku, kubangele ukushisa kwendawo, kunye nokunyibilika kwiimeko ezinzima. Oku kubizwa ngokuba ngumlilo wentsimbi.

4. Uqhagamshelwano olubi lwezinye iindawo lubangela ukushisa kwendawo.

Ingcebiso yokuphatha: ukubeka iliso ngokusondeleyo utshintsho lweqondo lokushisa kwiindawo ezigqithisiweyo ukuze kuqinisekiswe ukusebenza okukhuselekileyo, ukuhlalutya izizathu zokushisa, ukucwangciswa koqhagamshelwano, kunye nokujongana nokuhamba kombane.

2. Ukuphathwa kwee-transformer ngengozi

Imithetho jikelele: Ngokutsho kwe-6.1.2 ye-DL/T572-95 "IiMimiselo yokuSebenza kwiiGuquli zoMbane": I-transformer kufuneka ivalwe ngokukhawuleza ukuba enye yezi meko zilandelayo iyenzeka. Ukuba kukho i-standby transformer esebenzayo, kufuneka iqalise ukusebenza ngokukhawuleza: a. Isandi se-transformer ngokucacileyo sanda, into engaqhelekanga kakhulu, kwaye kukho isandi esiqhekezayo ngaphakathi; b. Ukuvuza okukhulu kweoli okanye i-oyile ye-oyile, ukwenzela ukuba inqanaba leoli lehle ngaphantsi komda obonakalisiweyo we-oyile yezinga le-oyile; c. I-bushing inomonakalo omkhulu kunye nokukhutshwa; d. I-transformer ibamba umlilo ngomsi.

1. I-transformer ihamba ngokuzenzekelayo

Emva kokukhubeka ngokuzenzekelayo kwe-transformer, olu vavanyo lulandelayo kunye nonyango kufuneka lwenziwe: ① Emva kokukhubeka ngokuzenzekelayo kwe-transformer, umqhubi kufuneka enze unyango olucwangcisiweyo, oko kukuthi, abeke isiguquli esigciniweyo sisebenze, lungisa indlela yokusebenza kunye nomthwalo. ukuhanjiswa, nokugcina inkqubo yokusebenza kunye nezixhobo zayo zikwimeko eqhelekileyo. ②Jonga ukuba luhlobo luni lwesenzo sokukhusela kunye nokuba isenzo sichanekile. ③ Qonda ukuba ingaba inkqubo inesiphene kunye nohlobo lwesiphene. ④Le miqathango ilandelayo inokuvavanywa kube kanye ngaphandle kokuhlolwa kwangaphandle: abasebenzi babambe ngempazamo, basebenze kunye nokungasebenzi kakuhle; kuphela i-low-voltage overcurrent or time-limited overcurrent protection isebenza, kwaye kwangaxeshanye, izixhobo ezikwinqanaba elilandelayo le-transformer yokukhwela ayiphumelelanga kwaye ukukhuselwa kwayo akusebenzi. kwaye inqaku lokusilela libekwe lodwa. ⑤ Ukuba ulwahlulo, ukukhuselwa kwegesi okanye ukukhuselwa ngokukhawuleza kwe-overcurrent kunye nezinye izenzo zokukhusela, kwaye kukho impembelelo xa kukho impazamo, kuyimfuneko ukwenza uhlolo olunzulu lwe-transformer kunye nenkqubo yayo, ukuphuma kwamandla. kwaye ulinganise ukugquma. Akuvunyelwe ukubeka i-transformer ekusebenzeni kuze kube yilapho isizathu singakhange sichongwe okanye siphathwe.

2. Isenzo sokukhusela igesi (ukukhubeka)

Xa isenzo sokukhusela igesi sohambo lwe-transformer, ukuhlolwa okulandelayo kunye nonyango kufuneka lwenziwe: a) Qokelela igesi ye-gas relay yohlalutyo lwe-chromatographic. Ukuba akukho rhasi, khangela ukuba izithuba zocingo kunye nezikhokelo zesekethe yesibini kunye ne-gas relay zifakwe kakuhle. b) Jonga ukuba umgangatho we-oyile, ubushushu be-oyile, kunye nombala we-oyile utshintshile na; c) Jonga ukuba umbhobho ongagqabhukiyo na kwaye utofe i-oyile; d) Jonga ukuba iqokobhe le-transformer likhubazekile, kwaye ukuba i-welding seam ivulekele na isitofu se-oyile. e) Ukuba akukho nto ingaqhelekanga ifunyenwe emva kokuhlolwa, kwaye kuqinisekisiwe ukuba ukungasebenzi kubangelwa impazamo yesiphaluka sesibini, ukukhuselwa kwegesi kunokudibaniswa nomqondiso okanye ukuhoxiswa phantsi komqathango wokuba ukukhuselwa okwahlukileyo kunye nokukhuselwa kwe-overcurrent kuguqulwa. on, ukuvavanya amandla kanye, kwaye womeleze monitor. f) Ukuba kukho irhasi kwireyiji yerhasi okanye kukho iingxaki ngezi zinto zingasentla a, b, c, kunye d, uphononongo lokungaphumeleli kombane kufuneka lwenziwe kwaye unyango oluhambelanayo kufuneka lwenziwe, kwaye uvavanyo kunye novavanyo kufuneka lwenziwe. idluliselwe phambi kokuba iqalise ukusebenza.

3. Isenzo sokukhusela i-transformer overcurrent

Xa ukukhuselwa kwe-overcurrent yohambo lwe-transformer, ukuhlolwa okulandelayo kunye nonyango kufuneka lwenziwe: a) Khangela i-busbar kunye nezixhobo kwi-busbar kwiisekethe ezimfutshane kunye ne-sundries; b) Jonga ukuba ngaba ii-transformer zinomjikelezo omfutshane; c) Khangela ukuba i-low-voltage side protection is Action, nokuba ukukhuselwa komgca ngamnye kuvuliwe okanye akunjalo. d) Xa kuqinisekiswa ukuba i-busbar ayinawo amandla, umgca oqhutywe yi-busbar kufuneka uvule. e) Kwimeko yokusilela kwebhasi, cinga ngokutshintsha ibhasi okanye ukudlulisa umthwalo. f) Xa kuqinisekiswa ukuba luhambo lwe-leapfrog emva kokuhlolwa, kufuneka uqhagamshelane nomthumeli osemsebenzini kwaye uzame ukuthumela amandla kube kanye. g) Xa unikezelo lombane lovavanyo lulungile, jonga umgca onempazamo nganye nganye. h) Ukuba kubangelwa isiphaluka, amandla angathunyelwa kuphela emva kokuphelisa ingxaki.

4. Isenzo sokhuselo lokwahluka kweTransformer

Emva kokukhuselwa okungafaniyo kweehambo ze-transformer, kufuneka kuhlolwe oku kulandelayo kunye nonyango: a) Khangela ukuba i-transformer ayiqhelekanga, khangela ukuba i-insulators ngaphakathi koluhlu lokukhusela oluhlukeneyo luyi-flashover, yonakaliswe, kwaye ingaba iikhokelo zifutshane. b) Ukuba akukho siphoso esicacileyo kwisixhobo ngaphakathi koluhlu lokukhusela olwahlukileyo, khangela ukuba ukukhuselwa kwe-relay kunye nesekethe yesibini iphosakele, nokuba isekethe ye-DC isekelwe kwiindawo ezimbini. c) Akukho siphoso kolu hlolo lungentla, kwaye emva kokunika ingxelo kwinjineli eyintloko ukuze ivunywe, uvavanyo loxinzelelo lwe-step-up kufuneka lwenziwe xa umthwalo unqanyuliwe, kwaye uqalise ukusebenza emva kokulungileyo. d) Ukuba i-misoperation ebangelwa isiphaluka sombane, isiphaluka sesibini, njl., Ngemvume yeNjineli eyintloko, ukukhuselwa kokwahlukana kunokurhoxiswa kwaye i-transformer ingafakwa ekusebenzeni. e) Xa ukukhuselwa kokwahlukana kunye nokukhuselwa kwegesi kusebenza ngaxeshanye ukuhamba kwi-transformer, i-transformer ayiyi kufakwa ekusebenzeni ngaphandle kokuhlolwa kwangaphakathi kunye novavanyo.

5. I-transformer ibamba umlilo

Imigaqo yokulungiswa komlilo weTransformer: ukungaphumeleli kwamandla - ukukhutshwa kweoli - ukucima umlilo. ① Ukusilela kwamandla: Isiguquli sibamba umlilo. Ukuba ukhuseleko aluhambi ngokuzenzekelayo, ii-breakers zesekethe kunye nokutshintsha okukodwa okuqhagamshelwe kuyo kufuneka kuqhawulwe kuqala, kwaye i-cooler kufuneka ihoxiswe ukukhupha umbane wayo. Ukuba ukusebenza kwezixhobo ezikufutshane kusengozini, kufuneka kwakhona kuqhagamshelwane naye ngexesha lokumisa ukusebenza kwezixhobo ezikufutshane. ② Ukukhutshwa kweoli: Ukuba ioli iphuphuma phezulu kwi-transformer kwaye ibamba umlilo, vula i-valve yokukhupha i-oyile kwindawo engezantsi ye-transformer kwaye ukhuphe ioli kwi-oyile ye-oyile yengozi, ukwenzela ukuba izinga leoli le-transformer liphantsi. kunobuso bomlilo; ukuba impazamo yangaphakathi ye-transformer ibangela umlilo, ayikwazi ukuchithwa. ioli yokuthintela ukuqhuma; ukuba i-casing ye-transformer igqabhukile kwaye i-oyile iyaphuphuma, vala i-oyile ye-oyile yokuguqula i-valve yombane, vula i-oil drain valve yombane, kwaye ukhuphe i-oyile kwi-oyile ye-oyile ye-oyile engundoqo. ③ Qalisa impompo yamanzi omlilo, vula ivalve yamanzi omlilo kwaye utshize i-transformer ukucima umlilo. ④ Ingxelo kumphathi kwaye uvule isicwangciso sikaxakeka. ⑤ Yazisa isebe lomlilo ukuze ufumane uncedo.

• Unyakakelwe
  --
• Uhlobo lweshishini
  --
• Ilizwe / Ingingqi
  --
• Ishishini eliphambili
  --
• Iimveliso eziphambili
  --
• Ishishini lomntu osemthethweni
  --
• Abasebenzi bazonke
  --
• Ixabiso lokuphuma lonyaka
  --
• Ukuthengisa ngaphandle
  --
• Abathengi abasebenzayo
  --