10 MVA Bedelka Awoodda ugu Fiican-33/11 KV|Koonfur Afrika 2025

10 MVA Bedelka Awoodda ugu Fiican-33/11 KV|Koonfur Afrika 2025

Dalka: Koonfur Afrika 2025
Awoodda: 10 MVA
Voltage: 33/11kV
Muuqaalka: oo leh OLTC
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Jiangshan Scotech Electrical Company Koonfur Afrika 2025 ee Shiinaha. Fadlan xor u noqo inaad iibsato alaab qiimo jaban oo iib ah halkan oo ka hel jaantusyada warshadeena. Nala soo xidhiidh wixii faahfaahin ah.

 

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Beddelka Korontada: Kaaliyaha Tamarta, Horumarka Awooda

 

 

01 Guud

1.1 Sharaxaada Mashruuca

10 koronto koronto ah oo 10 MVA ah ayaa la geeyey Koonfur Afrika 2025. Naqshadeynta rakibaadda dibadda ee joogyada ilaa 1000 mitir, waxay bixisaa beddelka korantada deggan iyo wareejinta tamarta xarumaha warshadaha, korantada gobolka, iyo mashaariic ganacsi oo waaweyn.

Ku faanta awoodda lagu qiimeeyay ee 10,000 KVA, transformer-kani wuxuu hoos u dhigayaa 33 kV danab hoose ilaa 11 kV danab sare, isagoo qaadanaya kooxda YNd1 vector iyo 50 Hz oo la qiimeeyay inta jeer si loo waafajiyo shuruudaha nidaamka awooda caadiga ah. Lagu qalabeeyay astaanta Shanghai Huaming On{{7}Load Tap Changer (OLTC), waxa ay bixisaa ± 8×1.25% taabasho dhanka hore ah, taas oo u sahlaysa nidaamka danab aan kala go' lahayn si uu ula qabsado culaysyada isbedbeddelaya. Nidaamka qaboojinta ee ONAN (Oil Natural Air Natural), oo lagu lammaaniyo PCB{11}}saliida macdanta beddelka ee bilaashka ah, waxay hubisaa daadinta kulaylka hufan{12}} xakamaynta heerkulka saliidda ee 60 K iyo heerkulka dabaysha oo kor u kaca 65 K si loo ilaaliyo qaybaha gudaha.

Lagu dhisay agab tayo sare leh, transformer-ku waxa uu leeyahay dabaylaha naxaasta ah iyo hadhuudhka{1}}Xidadaha xaashida birta ee silikoon ku jihaysan, yaraynta lumista tamarta (7.8 KW maya -luminta rarka iyo 60 KW ee - luminta culayska) ee hufnaanta la xoojiyey. Waxqabadkeeda dahaarka waxay la kulantaa shuruudaha badbaadada ee adag: dhinaca aasaasiga ah wuxuu u adkeysanayaa 170 kV korantada iftiinka aasaasiga ah iyo 70 kV korantada soo noqnoqda, halka dhinaca labaad ay gacanta ku hayso 75 kV iyo 28 kV siday u kala horreeyaan, iyagoo ka ilaalinaya qulqulka korantada iyo cilladaha.

Dhammaan HV, LV, iyo baadiyaha dhexdhexaadka ah waa dhoobo -la sameeyey oo lagu rakibay daboolka sare ee haanta si loo dayactiro. Lagu kabo agabka muhiimka ah -oo ay ku jiraan saxan -nooca hiitarka, tilmaame heerkulka saliida leh alaarmiga/safarka, gudbinta Buchholz, kaydiyaha saliida, iyo sanduuqa teerminalka birta -waxa ay hubisaa -ilaalin dhab ah, hawlgal badbaado leh, iyo maarayn haboon iyada oo loo marayo afar lugood oo wax lagu qaado.

Isku darka nakhshad qallafsan, tamarta{0} badbaadinta waxqabadka, iyo u hogaansanaanta heerarka caalamiga ah, transformerkani waa kharash{1}}wax ku ool ah, hooseeya{2}}Xalka dayactirka baahiyaha beddelka tamarta, taasoo ka tarjumaysa ka go'naanta Jiangshan Scotech ee tayada wax soo saarka qalabka korontada.

 

 

 

1.2 Tilmaamaha Farsamada

10 MVA nooca tafatirka korantada nooca iyo xaashida xogta

loo geeyey
Koonfur Afrika
Sannadka
2025
Nooca
Transformer awood
Heerka
IEC60076
Awood lagu qiimeeyay
10 MVA
Soo noqnoqoshada
50HZ
Marxaladda
3
Nooca qaboojinta
ONAN
Korantada aasaasiga ah
33 kV
Voltage Secondary
11 kV
Qalabka dabaysha
Copper
Kooxda Vector
YNd1
Caqabada
8%
Taabo Beddelka
OLTC
Riixista Range
±8*1.25%
Wax Xamuul ah ma jiro
7.8 kW
Load Lumista
60 kW

 

1.3 Sawirro

5000 kVA sawir-qaadista jaantuska iyo cabbirka

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02 Wax-soo-saarka

2.1 OLTC

OLTC

OLTC (On -Load Tap Changer) waa aaladda furaha u ah taranssameeyayaasha (Volta lagu qiimeeyay In ka yar ama la mid ah 110kV, hadda ka yar ama la mid ah 500A, inta jeer ee 50-60Hz). Waxay awood u siinaysaa ku beddelashada qasabada hoosteeda culeyska si ay u dejiso korantada wax soo saarka gudaha xad la cayimay ama ay hagaajiso danab xariiq kasta dalabaad kasta. Waxaa lagu heli karaa taxanaha CV/SV (3-waji/hal-hal-weji, isku xirka Y/D), waxay ka kooban tahay ilaa 27 goob shaqo, nolol farsameed Ka weyn ama la mid ah hawlgallada 800,000, iyo nolosha koronto Ka weyn ama la mid ah 200,000 hawlgal. Naqshadeynta qulqulka saliidda (-25 digrii ilaa heerkulka saliidda 100 digrii), waxay hubisaa nidaaminta korantada ee la isku halayn karo oo leh qaab-dhismeed is haysta iyo waxqabad adag.

 

2.2 Kaydka Saliida Kaabsulaha

Kaydka saliidda kaabsulku waa qayb muhiim ah oo ka mid ah korontadu, loogu talagalay in lagu kaydiyo saliidda beddelka iyo magdhowga kala duwanaanshaha mugga ee ay sababto isbeddellada heerkulka inta lagu jiro hawlgalka. Kaabsalkeeda hermetically shaabadaysan ayaa ka soocida saliidda hawada, si wax ku ool ah uga hortagto qoyaanka soo galaya iyo oksaydhka saliidda, taas oo ilaalinaysa daacadnimada dahaarka beddelka iyo kordhinta nolosha adeegga oo leh waxqabad la isku halayn karo.

Capsule Oil Conservator

 

2.3 Sanduuqa Terminalka

Terminal Box

Sanduuqa terminaalka korontadu waa qayb muhiim ah oo ka mid ah guryaha oo ilaaliya xargaha xargaha, isaga oo siinaya meel ammaan ah oo xiran si uu uga ilaaliyo terminalka walxaha dibadda sida boodhka iyo qoyaanka. Waxay awood u siinaysaa isku xirka fiilada ku habboon, kormeerka, iyo dayactirka, hubinta isku xirnaanta korantada ee la isku halayn karo oo deggan inta u dhaxaysa beddelka iyo aaladaha dibadda.

 

2.4 Gas Relay

Gaadhida gaaska (tusaale, moodeel QJ4-80) waa qayb muhiim ah oo ka ilaalisa korontadu, oo lagu dhisay aluminium ADC12 la shubay iyo gaasaska caag nitrile ah. Waxay la socotaa khaladaadka gudaha iyada oo ogaanaysa ururinta gaaska ama qulqulka saliidda ee aan caadiga ahayn, iyada oo ku shaqaynaysa xawaaraha qulqulka ee 0.7-1.5 m/s si ay u kiciso calaamadaha digniinta ama u jarto beddelka si loo ilaaliyo; moodooyinka leh sanduuqa hawo qaadashada waxaa loo qoondeeyay in lagu daro "A" lambarka moodeelka (tusaale, QJ4-80A).

Gas Relay

 

2.5 Dabaylaha

​continuous Winding

Dabaysha joogtada ah ee korontadu waa qaab-dhismeed dabayl caadi ah, oo ay sameeyeen dabaylo si joogto ah u socda; Spacers insulating ayaa la dhex dhigayaa inta u dhaxaysa qaybaheeda si ay u sameeyaan dhuumaha saliidda axial kuwaas oo kor u qaadaya daadinta kulaylka. Waxa ay leedahay qaab dhismeed is haysta iyo xoog makaanik sare leh, markaa waxa si balaadhan loogu isticmaalaa -voltage, waaweyn{2}}Transformers si loo hubiyo hawlgal xasiloon iyo dahaar la isku halayn karo.

 

2.6 Bushing

Burburinta koronto-sameeyayaashayada ugu fiican waa qayb muhiim ah oo dahaaran oo isku xidha dabaylaha gudaha ee aaladda iyo wareegyada dibadda. Waxay bixisaa dahaarka korantada ee udhaxeeya dabaylaha sare{1} iyo taangiga transformer-ka, si badbaado leh ayay u hogaamisaa marinada dabaylaha ee gudbinta hadda, waxayna ka hortagtaa walxaha dibadda (tusaale, boodhka, qoyaanka), awood u siinaya xasiloon, hawlgal badbaado leh oo hoos yimaada- xaaladaha korantada.

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2.7 Saliid Daadista iyo Tusaalaha Valve

Oil Draining And Sample Valve

Daadinta Saliida iyo Tusaalaha Tafaftirayaashayada awooda ugu fiican ayaa inta badan lagu rakibaa qaybta hoose ee haanta transformer-ka, iyadoo u adeegaysa laba hawlood: waxay daadisaa saliidda transformerka inta lagu jiro dayactirka ama dib-u-habaynta, waxayna awood u siinaysaa soo saarista muunadaha saliidda ee hubinta tayada leh (tusaale, hubinta wasakhda, qoyaanka, ama gabowga saliidda). Waxay hubisaa in si adag loo xidho inta lagu jiro hawlgalka caadiga ah si looga fogaado daadinta saliidda, sidaas darteed ilaalinta badbaadada hawlgalka transformer-ka iyo daacadnimada saliidda dahaadhka.

 

2.8 Tusiyaha Heerkulka Saliida

Tusiyaha Heerkulka Saliida ee koronto-sameeyayaashayada ugu fiican ayaa ah qayb muhiim ah oo la socodka, oo sida caadiga ah lagu rakibay taangiga beddelka ama kaydiyaha. Waxay soo bandhigaysaa heerkulka dhabta ah{1}waqtiga ee saliidda dahaadhka (halbeegga xudunta u ah ee ka tarjumaysa xaalada shaqayneed ee qalabka); marka heerkulku dhaafo xadka badbaadada leh, waxa ay kicin kartaa calaamadaha digniinta ama aaladaha ilaalinta ee ku xidhan, iyada oo laga fogaanayo waxyeelada dahaarka ee uu keeno kulaylka iyo ilaalinta taransfooriyaha ee deggan, hawlgalka badbaadsan.

Oil Temperature Indicator

 

 

03 Tijaabinta

Tijaabada transformers-ka awooda ugu fiican waxa ay ka kooban tahay shayyada muhiimka ah sida falanqaynta gaasta kala dirida ee saliidda, saamiga korantada iyo hubinta barokaca wajiga, dabaylaha/cabbirka caabbinta, tijaabada korantada la dabaqay, maya{0}} ogaanshaha khasaaraha rarka/load, iyo tijaabinta daadinta, ee lagu qabto si waafaqsan heerarka sida taxanaha IEC 60076 si loo xaqiijiyo waxqabadka korantada, dahaadhka, iyo ilaalinta wax soo saarka si loo buuxiyo shuruudaha nashqadeynta.

winding resistance measurement
Power transformer test

 

 

04 Baakaynta iyo dhoofinta

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05 Goobta iyo Kooban

Dhanka SCOTECH, transformers-kayada korontadu waxa ay ka kooban yihiin injineero sax ah, isku haleyn la'aan, iyo warshad {{0} hufnaan hogaamineed - loogu talagalay in lagu bixiyo xasilooni, qaybinta tamarta wax ku oolka ah ee shabakadaha tamarta, dhismayaasha warshadaha, iyo kaabayaasha muhiimka ah ee aduunka oo dhan. Waxaa taageeraya kontoroolka tayada adag, agabka horumarsan, iyo isku xidhka la beddeli karo, waxaanu ku xoojinaynaa hawlahaaga kuwo waara, mustaqbalka{3}} xalal diyaar ah oo la qabsanaya baahida tamarta. Dooro SCOTECH shuraako la aamini karo ee awooda horumarka -halkaas oo waxqabadku la kulmo nabadda maskaxda.

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