Doorashada Nashqada Dielectric Saxda ah
The4000 kVA Beddelka Nooca Qalalanwaxay ka dhigan tahay maalgashi raasumaal oo muhiim ah - kaabayaasha baaxada leh. Heerkan 4 ee awoodda MVA, qalabku wuxuu u adeegaa sidii noodhka hoose ee aasaasiga ah. Sidaa darteed, xulashada tignoolajiyada dahaarka saxda ah ayaa muhiim u ah isku halaynta muddada dheer-
Sida soo-saare dhamaystiran, waxaanu ku farsamaynaynaa kanTransformer qaybinta qalalanLaba qaab-dhismeed dielectric oo kala duwan:Cadaadiska Faakiyuumka La-Maray (VPI)iyoKast Resin (CRT). Doorashada labadan waxay si buuxda ugu xiran tahay xaaladaha deegaanka ee gaarka ah iyo falsafada dayactirka ee goobta rakibidda.
Ikhtiyaarka A: Cast Resin (Technology Epoxy)
Deegaannada leh huurka sare, boodhka wax-ka-qabashada, ama xeerarka dabka ee adag, waxaan ku talinaynaaTransformer nooca xabagta shubka.
- Fiisigiska Encapsulation:Naqshadayntan,{0}} dabaylaha korantada ee sare ayaa gabi ahaanba faaruq ah{1}}oo lagu duubay silica adag{2}} epoxy buuxa.1Tani waxay abuurtaa shaabad hermetic ah oo ku wareegsan kirishbooyada.
- Faa'iidada:TaniEpoxy resin transformer nooca qalalanwaxay bixisaa heerka ugu sarreeya ee ilaalinta deegaanka (Class E2/C2/F1). Waa mid aan ka maarmayn nuugista qoyaanka inta lagu jiro xidhitaanka waxayna u adkeysan kartaa "Degree Degree 3" jawiga (xumada warshadaha culus) iyada oo aan la daboolin, maadaama aysan jirin dariiqa gurguurta ee dusha sare ee gariiradda.
Xulashada B: VPI (Cadaadiska Vacuum La Dhigay)
Deegaannada gudaha ee la xakameeyey ee culeyska iyo socodka hawadu ay yihiin mudnaanta,vpi transformerwaa doorashada injineernimada sare.
Fur -Fiisigiska dhaawaca:Halkii laga heli lahaa baloog adag, gariiradaha VPI waxaa lagu dhaawacaa Nomex® ama warqad Aramid ah ka dibna cadaadis -lagu sameeyay baaskiilad sare{1}}polyester varnish heerkul ah. Tani waxay ka tagtaa gariiradda "furan" hawada.
Faa'iidada:
- Soo kabashada kulaylka:Iyadoo kirishbooyayaashu ay si toos ah hawada ugu qaboojinayaan (halkii ay ku aasi lahaayeen resin), cutubyada VPI si degdeg ah ayey u baabi'iyaan kulaylka waxayna si dhakhso ah uga soo kabtaan xadhkaha xad dhaafka ah.
- Dhimista Miisaanka:Ciribtirka cufka epoxy-ga culus waxay yaraynaysaa wadarta miisaanka halbeegga qiyaastii15-20%, hoos u dhigista shuruudaha rarista qaabdhismeedka ee rakibaadda mezzanine ama saqafka sare.
Injineerka isku xirka: Caqabadda 5700A
Marka la joogo 4000 kVA, soosaarka korantada hoose ee - ee hadda ah 400V waxa uu gaaraa mid aad u weyn~ 5773 Amps. Tani waxay ka dhigaysaa isku xirka fiilooyinka caadiga ah jir ahaan khatar ah sababtoo ah xoogagga iska caabinta magnetic.
- Interface Busduct:Iyadoo aan loo eegin haddii aad dooratid VPI ama Cast Resin, 4-ta unug ee MVA waxay ka kooban yihiin kuwo takhasus lehBuuxsan - Cunaha Flange. Kani waa sax{1}oo loogu talagalay in si toos ah loogu xidho nidaamyada Tranking Busbar Busbar, hubinta in culayska makaanikada ee ka yimaada baararka culculus loo wareejiyo qaabka xayndaabka, ee aan ahayn kaynta beddelka.
Xaashida Xogta Farsamada
|
Qiyaasta Farsamada |
Tilmaamaha / Ikhtiyaarada |
|
Awood lagu qiimeeyay |
4000 kVA (4 MVA) |
|
Korantada aasaasiga ah |
10kV / 11kV / 13.8kV / 33kV |
|
Voltage Secondary |
400V / 690V / 3.3kV |
|
Hadda lagu qiimeeyay |
~ 5773 A (at 400V) / ~ 3347 A (at 690V) |
|
Ikhtiyaarada Tignoolajiyada |
Ku shub Resin AMA VPI |
|
Heerka dahaarka |
Fasalka F (155 darajo) ama fasalka H (180 darajo) |
|
Xakamaynta Voltage |
7.0% - 8.0% (Si loo xaddido qaladka kA) |
|
Qaboojin |
AN (Saldhiga) / AF (Hawada Qasabka ah) |
|
Wadarta Miisaanka |
VPI: ~ 9,500 kg / Kast Resin: ~ 11,500 kg |
Macnaha Codsiga Caadiga ah
- Codsiyada xabagta shubka ah:Saldhigyada metro ee dhulka hoostiisa mara, dhirta kiimikaad, iyo gobolada kulaylaha qoyan ee aan u adkaysiga qoyaanka - gorgortanka ahayn.
- Codsiyada VPI:Maraakiibta badda (miisaanka fudud), xarumaha xogta qolka nadiifka ah, iyo dib u habaynta dhismayaasha leh miisaanka wiishka xaddidan.
4000 kVA kabka resin nooca qalalan transformer oo lagu rakibay kiimiko
warshadaynta.
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