Transformer waa qalab adeegsanaaya mabda'a korantada korantada si uu u beddelo korantada AC. Waxyaabaha ugu waaweeyn waa xariiqda aasaasiga ah, isweydaarsiga kore, iyo bir bir ah (xudunta magnetic). Hawlaha ugu waaweyni waa: beddelka korantada, beddelka hadda, beddelka xanibaada, go'doominta, xasilinta korantada (qalabka korantada ku shaqeeya), iwm. Waxaa loo qeybin karaa: koronto-dhaliyeyaasha iyo koronto-dhaliyeyaasha khaaska ah (Transformers foornooyinka korantada, transformers-yada korantada, beddelka tijaabada awoodda, xakameeyayaasha korantada, transformers-ka macdanta, qalabka wax-ka-beddelka, inta jeer ee dhexdhexaadka wareegga ah, isbeddellada aadka u sarreeya ee isbeddelka, saameyn ku beddelaya, qalabka wax beddelaya, iyo koronto-beddelka elektaroonigga ah, Dib-u-habeeyayaasha, transformers-yada, iwm.). Astaamaha wareegga ayaa badiyaa adeegsada T bilowga lambar. Tusaale: T01, T201, iwm.
Beddelka waa aaladda korantada ee beddala tamarta korantada inta udhaxeysa labo ama inka badan oo wareegga ah iyadoo la adeegsanayo soo kicinta korantada. Kalabaro Feejignaan yar, korantada dhexdhexaadka ah, iyo aaladda iyo transformers-yada xakamaynta warshadaha - oo ay kujiraan alaabada u beddelaya tamarta korantada tamarta qaybinta, iyo u beddelashada korantada qaybinta shuruudaha kuleylka korantada.
Tusaalaha soosocda iyo soo bandhigiddiisa
VW3A4708，VW3A4571，VW3A4568，VW3A4560，VW3A5404，VW3A9612，VW3A7744，VW3A4559，VW3A7752，VW3A7801，VW3A5202，VW3A5307，VW3A4707，VW3A4558，VW3A4570，VW3A9113，VW3A4706，VW3A4712，VW3A5105，VW3A5306，VW3A7708，VW3A7742，VW3A5201，VW3A4407，VW3A9512
Awooda Korantada, Input 230V.output 24v DC, 10.5A, 250W ABL 2REM24100H
Maamule, Capacitor, APFC xakamee, var plus caqli VL6
Transformer, Reactor, Reactor Reactor LVRO7250A40T
, Fuse, 400v, 160A NGT1
Fuse Hold 10x 38 DF 103
Soo-saareyaasha korantada ee ka soo baxa gudaha
sharraxaadda badeecada:
Soo-saaraha AC-ga waxaa loo isticmaalaa dhinaca culeyska ee ku-beddelashada soo noqnoqda, oo hadda mooto wuxuu ku sii qulqulayaa koronto-dhaliyeyaashan.
Soosaarka AC ee soosaarka wuxuu magdhabayaa qiimaha awoodda koronto u rogida ee jiinka dheer. Hadday tahay fiilo koronto oo dhaadheer, waxay xadidi kartaa dv / dt ee marinka gawaarida.
Sifooyinka waxqabadka:
Aasaasku wuxuu ka sameysan yahay tayo tayo sare leh oo ku saleysan bir bir ah. Boostada udub-dhexaadka ah waxaa loo qaybiyaa qaybo yaryar oo isku-dhejisan iyadoo ay jiraan hawlo badan oo hawo ah. Farqiga hawadu wuxuu isticmaalaa heerkul sarreeya iyo xajiye xoog-sare leh si adag ugu xidho qayb kasta oo yar oo gundhigga u ah guntiga sare iyo kan hoose. Nidaamka lagu buufiyo rinjiga-tayo sare leh ee ka-hortagga miridhku waxaa loo qaatay si loo xalliyo dhibaatada miridhku dusha sare ee aaladda xasaasiga ah. Dhawaq iyo gariir aad u yaraanaya inta lagu jiro hawlgalka.
Kireystayaashu waa kuwo lagu buufin karo faaruq ah oo lagu daaweyn karo kul-kulul kulul. Xargaha ayaa leh waxqabadka xakamaynta wanaagsan, guud ahaan xoogga farsamada gacanta, iyo iska caabbinta qoyaanka wanaagsan.
Xarig-gaduhu wuxuu ansaxinayaa nidaamka xakamaynta heerka F iyo H, kaas oo si weyn u hagaajinaya isku-hallaynta hawlgalka muddada-dheer.
Heerkul hooseeya, lumis hooseeya, qiimo hooseeya iyo heer sare oo adeegsiga oo dhammaystiran.
sharraxaadda badeecada:
Yaree buuqa mobilada iyo luminta hada socota.
Iska yaree baxsiga hadda socda ee sababa is-waafajinta is-dhexgalka.
Waxaa loo isticmaalay shaandhaynta jilicsan, yareynta korantada ku meelgaarka ah ee dv / dt, iyo cimri dhererka dhaqdhaqaaqa jirka.
Ka ilaali aaladda beddelka korantada gudaha gashanka.
Halbeegyada Technical:
Korantada shaqeysa ee la qiimeeyay: 380V / 50Hz ama 660V / 50Hz
Ku qiimeeyay shaqada socota: 5A ilaa 1600A @ 40 ℃
Awoodda Korantada: Birta-dabaysha birta ah ee 3500VAC / 50Hz / 10mA / 10s iyada oo aan lahayn xafaayad
Caabbinta iska caabbinta: 1000VDC celcelis ahaan celceliska celceliska ≥100MV
Qaylada waxqabadka: wax kayar 65dB
Heerka difaaca: IP00
Fasalka uurjiifka: Fasalka F ama ka sareeya
Heerarka waxqabadka badeecada:
IEC289: 1987 aaladda
GB10229-88 firfircoonaanta (eqv IEC289: 1987)
JB9644-1999 soo-celinta qalabka korantada ee semiconductor
Soo-saarkii AC-ga 0.5% -1%:
Kululeysiiyaha badanaa loo adeegsado nidaamyada tamarta waa dabakhayaal taxane ah iyo kuwa isugeysta oo is barbar socda.
Soosaaraha taxanaha ah waxaa badanaa loo adeegsadaa xaddidaadda muddada-gaaban. Waxa kale oo jira shaandhayn ama taxaneyaal isbarbar dhigaya shaandhada si loo xaddido iswaafajinta sare ee korantada. Kireystayaasha ku jira 220kV, 110kV, 35kV, iyo 10kV fiilooyin koronto ayaa loo isticmaalaa in lagu nuugo awoodda awooda falcelinta ee khadadka fiilada. Laydhka hawlgalka waxaa lagu hagaajin karaa iyadoo la isku dheellitirayo tirada dadka wax dhaqaajiya. Dib-u-hawlgalayaasha EHV waxay leeyihiin shaqooyin badan oo ay ku horumarinayaan xaaladaha hawlgalka ee awoodda falcelinta ee nidaamyada awoodda, oo ay ku jiraan:
1. Saamaynta wax ku oolka ah ee laydhka korantada ama khadka tooska ah ee iftiinka-culeyska si loo yareeyo awoodda soo noqnoqda ku-meel-gaadhka ah ee xad-dhaafka ah;
2. Hagaajinta qaybinta korantada dariiqyada gudbinta dhaadheer;
3. Ka dhig falcelinta firfircoon ee qadka sida ugu macquulsan ee fudud fudud si looga hortago qulqulka aan macquul aheyn ee awoodda falcelinta iyo sidoo kale yareynta luminta awoodda khadka.
4. Marka unugyada waaweyn iyo nidaamyada la buuxiyo, tamarta-soo-noqnoqodka joogtada ah ee gobolka ee baska korantada waa la dhimay si loo fududeeyo juxtaptionka matoorrada isla muddadaas;
5. Waxay ka hortagtaa ifafaale-ka-fiirsasho ifafaale oo ku dhici karta khadka dheer ee matoorka;
6. Marka barta dhexdhexaadka ah ee aadeeyaha laga gudbo aaladda yar ee aaladda sameeyaha, aaladda warshadaha yar waxaa sidoo kale loo isticmaali karaa in lagu magdhabo wejiga-wejiga-iyo awoodda-wejiga-dhulka ee khadka si loo dardar-geliyo bakhtiinta otomatiga ah ee sahayda latent hadda ah si korsasho fudud.
Xarkaha korantadu wuxuu u qaybsamaa laba siyood: taxanaha iyo isbarbar yaac. Koronto-yarayaasha taxanaha ah badiyaa waxay u shaqeeyaan sidii xaddidaadaha hadda jira, iyo kuwa kiciya shidaalka ayaa badanaa loo isticmaalaa falcelinta awoodda.
1. Half-core-type a barbar-celiyaha jawaab celinta: Nidaamka aadka u sarreeya ee korantada-fog ee habka gudbinta awoodda korantada, wuxuu ku xiran yahay isku xirnaanta jaamacadda ee isbeddelka. Waxaa loo istcimaalay in lagu magdhabo kicinta awoodda korantada ee khadka, xaddididda korantada nidaamka iyo kororka ku shaqeeya, iyo in la hubiyo hawlgalka lagu kalsoonaan karo ee khadka.
2. Firfircoonida taxanaha badhka-badhka: Waxaa lagu rakibay koronto-wareegeedka, wuxuu bilaabmayaa marka koronto-geliyaha la geliyo.
Features:
Soo-saaraha khadka
1. Soo-saareyaasha soo-socda waa saddex-weji, dhammaantoodna waa nooc birta qallalan;
2. Barta birta waxay ka samaysan tahay tayo sare leh, oo khasaare hoose leh oo laga keenay dhoobada-biraha ka samaysan ee silikon, iyo farqiga hawoodu wuxuu ka samaysan yahay dharka galaaska ka samaysan ee galaxy sida farqiga u dhexeeya si loo hubiyo in farqiga hawada ee matoorka uusan isbeddeleyn inta lagu gudajiro hawlgal;
3. Xarigga garbaha ayaa lagu dhaawacay H-heersare silig silig ah oo hufan, loo habeeyay si adag oo siman, oo aan lahayn lakab dahaar ah oo dusha sare leh, oo leh suuxin heer sare ah iyo waxqabadka firfircoonaanta kuleylka;
4. Xarigga xudunta iyo birta ee soo-saareyaasha soo-galay ayaa loosoo ururiyaa gebi ahaanba ka dibna la sii-kariyey dip rinjiga qashin-qubka → kululaynta oo la daaweeyaa. Hawshani waxay u adeegsaneysaa rinjiyeynta heerka H-heer si isku-darka iyo bir bir-dhaliyuhu uu si adag isugu-daro. , Kaliya ma ahan mid si weyn hoos u dhigeysa dhawaaqa inta lagu jiro hawlgalka, laakiin sidoo kale wuxuu leeyahay heer iska caabin heer kul ah oo aad u sarreeya, kaas oo hubin kara in fal-celiyaha sidoo kale uu si badbaado leh oo deggan aamusnaan ugu yeesho heerkulka sare;
5. Qalabka aan magnetic-ka ahayn waxaa loo isticmaalaa qaar ka mid ah xajiyeyaasha xudunta u ah soo-cusbooneysiinta soo gala si loo yareeyo ifafaalaha kuleylka hadda jira inta lagu jiro hawlgalka;
6. Qaybaha bannaanka soo gaadhay waxaa lagu daaweeyey sunta-ka-goynta, iyo marinnada hormuudka u ah tuubbooyinka tuubbooyinka tuubbada buluugga ah ku jiraan;
7. Marka la barbardhigo alaabada guryaha la midka ah, soo-saaraha soo gala wuxuu leeyahay faa'iidooyin cabir yar, culeys fudud iyo muuqaal qurux badan.
Soo-saareyaasha soo-saarka
Soo-saareyaasha soo-saarka ayaa sidoo kale loo yaqaanaa matoor-dameeyaha, iyo kaalintiisu waa sidii loo xadidi lahaa korantada kuleylka ah ee korantada isku xirka matoorka iyo heerka korantada korantada ee wareegga gawaarida illaa 54V / annaga. Awoodda guud waa inta u dhexeysa 4-90KW inta udhaxeysa batoonka iyo mashiinka. Markay dhererka fiiladu dhaafo 50m, waa in lasiiyaa wax soosaaraha, kaas oo sidoo kale loo adeegsado in lagu xakameeyo korantada wax soosaarka (isbadelka badhanka) iyo in la yareeyo khalkhalka iyo saamaynta qaybaha (sida IGBT) ee kujira. Soo-saareyaasha wax soo saarka waxaa badanaa loo isticmaalaa injineernimada nidaamka warshadaha otomaatiga ah, gaar ahaan marka la adeegsanayo qalabka loo yaqaan 'inverter', si loo dheereeyo masaafada u faafa wax-ku-oolka ee firfircoonida oo si wax ku ool ah loo xakameeyo korantada sare ee degdega ah ee la soo dejiyo marka cutubka IGBT-ga ee korantada la beddelo.
Tilmaamaha loo adeegsado soo-saareyaasha soo-saaraha: Si aad u kordhiso masaafada u dhaxaysa qalabka korantada iyo matoorka, si habboon ayaad u kala-adkayn kartaa xadhkaha, kordhin kartaa awoodda dahaarka fiilada, oo aad u isticmaali kartaa fiilooyinka aan habboonayn inta ugu badan.
Tilmaamaha soo-saareyaasha soo-saarka:
1. Ku habboon magdhow falcelinta awoodda iyo maaraynta iswaafajinta;
2. Doorka ugu weyn ee soosaaraha soosaaradu waa magdhowga saameynta awoodda fog ee la qaybiyey iyo in la xakameeyo wax soo saarka iswaafaqsan hadda;
3. Si wanaagsan u ilaali bannaanka gudaha una hagaajiya qodobka awooda, oo ka hortegi kara faragelinta ka imaadka korantada isla markaana yareyn kara wasakhowga korantada awoodda iswaafajinta hadda jirta ee ay ka timid qaybta hagaha.
Soo-saaraha waxqabadka
Doorka firfircoonida soo-galintu waa in la xaddido dhibcaha korantada ee dhanka korantada inta lagu gudajiro beddelashada; si loo xakameeyo qurxinta is-waafajinta iyo isbarbardhiga kooxaha isbarbar dhiga; in la xadido boodhka ku jira korantada korantada ama saamaynta hadda jirta ee nidaamka korantadu ka shaqeyneyso. Marka saamiga korantada gaagaaban ee mugga korantada ay kujirto awooda koronto wareeraha ayaa ka weyn 33: 1, dhibicda kuleylka korantada ee soosaarka wax soosaarka waa 2% howlgalka kaliya ee quadrant iyo 4% afarta quadrant. Marka korantada-gaaga-gaaban ee korantada korantadu ay ka weynaato 6%, qalabka wax soo-saarka ayaa loo oggol yahay inuu socodsiisto. Qaybta 12-garaac garaaca wadnaha, ugu yaraan hal shey-soo-biaye soo-galaan oo leh hoos u dhac xoog leh oo ah 2% ayaa loo baahan yahay. Soo-saaraha waxqabadka waxaa badanaa lagu isticmaalaa nidaamyada kontaroolada otomaatiga warshadaha waxaana lagu rakibay inta udhaxeysa korantada, gudoomiyaha iyo aaladda wax soo saarta korantada si loo xakameeyo korantada qulquleysa iyo hada ay soosaaraan korantada iyo gudoomiyaha. Xaddididda iswaafajinta sare iyo is-waafajinta qalloocan ee nidaamyada.
Sifooyinka firfircoonida wax soo saaraha:
1. Ku habboon magdhow falcelinta awoodda iyo maaraynta iswaafajinta;
2. Ficil-celiyaha wax-soo-saarka waxaa loo isticmaalaa in lagu xadido saameynta hadda jirta ee uu sababay isbeddelka deg-degga ee korantada grid-ka iyo xad-dhaafka hawlgalka; waxay u shaqeysaa sidii miirad ku saabsan iswaafajinta si loo xakameeyo dhalanrogaynta hirarka korantada wareegga;
3. Si tartiib ah u cabbirada iskeelka ku jira korantada kuleylka korantada, oo jilci ciladaha korantada ee soo ifbaxa inta lagu gudajiro wareegga hagaajinta buundada.
Beddelka wuxuu ka kooban yahay bir bir ah (ama aalad magnetic) iyo xayir. Xuubka wuxuu leeyahay labo ama in ka badan oo hawo ah. Dabaylinta ku xiran isha korantada waxaa loo yaqaanaa isku xidhka koowaad, inta hartayna waxaa loo yaqaannaa isku-duwayaal labaad. Waxay beddeli kartaa AC AC volta, hadda iyo xayiraadda. Aaladda ugu fudud ee fudud ayaa ka kooban asaas ka kooban shey magnetic jilicsan iyo laba xirmooyin oo leh tirooyin kala duwan oo xudunta u ah.
Muhiimadu waxay tahay in la xoojiyo isku xidhka magnetic ee labada dhuxul. Si loo yareeyo xumaanta hada jirta iyo hysteresis ee birta, xudunta birta waxaa lagu sameystaa iyada oo la xardhay go'yaasha rinjiyeynta biraha silicon; Ma jiraan wax xiriir ah oo koronto ah oo ka dhexeeya labada dhuxul, oo dhuumanayaashu waxaa ku dhaawacmay silsilado naxaas ah (ama fiilooyin aluminiin ah). Hal gariirad oo ku xiran awoodda AC waxaa loo yaqaanaa isku-xidhka koowaad (ama isku-xidhka aasaasiga ah), iyo isku-xirka kale ee ku xidhan aaladda korantada waxaa loo yaqaanaa isku-duwaha sare (ama isku-xidhka labaad). Beddelka dhabta ah waa mid aad u dhib badan. Waxaa jira lumitaan naxaas ah oo lamahuraan ah (kuleylka iska caabbinta dhuunta), luminta birta (kuleylida xudunta), iyo daadinta magnetic (fiilada hawada ee xirida hawada. Si loo fududeeyo wadahadalka, kaliya isbadal ku habboon ayaa halkan lagu soo bandhigay. Shuruudaha beddelka ugu habboon ee la abuuri karo waa: iska ilow daadashada magnetic, iska dhego-tirka caabbinta isku-darka aasaasiga ah iyo kan sare, iska dhega-tirida luminta xudunta, iyo iska dhego-tir la’aanta hadda jirta (ee hadda ah isku-xidhka aasaasiga ah marka isku-duwaha labaad. waa furan yahay). Tusaale ahaan, marka koronto beddelka uu ku shaqeynayo si buuxda (awoodda wax soo saar ee isku-xirnaanta labaad) waxay ku dhowdahay xaaladda isbeddellada ugu habboon.
Transformers waa qalab koronto oo taagan oo isticmaalaya mabda'a ah induction koronto. Marka xarkaha aasaasiga ah ee badalku uu kuxiro isha korantada AC, qulqulaha birlabyada kaladuwan ayaa laga soo saaraa xudunta, iyo aaladda kale ee magnetic oo guud ahaan lagu muujiyey φ. Co dhulalka aasaasiga ah iyo kuwa sareba waa isku mid, φ sidoo kale waa howlo isdabamarin fudud, miiskuna waa φ = φmsinωt. Sida uu sheegayo sharciga Faraday ee korantada elektaroonigga ah, ciidamada korontada ku qasbay ee isku xidhka aasaasiga iyo kan labaad waa e1 = -N1dφ / dt iyo e2 = -N2dφ / dt. Qaaciddada, N1 iyo N2 waa tirada leexashada ee coilsyada koowaad iyo kuwa sare. Waxaa laga arki karaa jaantuskan in U1 = -e1 iyo U2 = e2 (xaddiga muuqaalka jirka ee birta asalka ah uu metelayo isugeynta 1 iyo tirada jirka ee xarigga labaad uu matalayo isugeynta 2). Ha k = N1 / N2, loo yaqaan saamiga isbadalka. Sida ku xusan qaaciddada kore, U1 / U2 = -N1 / N2 = -k, taasi waa, isugeynta qiimaha wax ku oolka ah ee voltages voltages voltages wuxuu la mid yahay saamiga wareegga iyo farqiga u dhexeeya wejiga koowaad iyo sare isku-xirka walxaha xamuulku waa π.
