5 MVA Transformers Bakeng sa Terene Sets-88/2*{3}} KV|Afrika Boroa 2025

5 MVA Transformers Bakeng sa Terene Sets-88/2*{3}} KV|Afrika Boroa 2025

Naha: Afrika Boroa 2025
Matla: 5000 kVA
Matla: 88/2*1.22+2.36 kV
Tšobotsi: Matla a thusang: 2.36 kV
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Jiangshan Scotech Electrical Co., Ltd ke e mong oa baetsi le barekisi ba tšepahalang ba li-mva tse 5 bakeng sa lihlopha tsa terene{7}}88/2*1.22+2.36 kv|Afrika Boroa 2025 Chaena. Ka kopo, ikutloe u lokolohile ho reka lihlahisoa tse baballang litšenyehelo tse rekisoang mona le ho fumana litšoantšo ho tsoa femeng ea rona. Ikopanye le rona bakeng sa lintlha tse ling.

 

transformers for train sets

Phetiso ea matla e nepahetseng bakeng sa ho potlakisa ha bonolo: Traction Transformer

 

 

01 Kakaretso

1.1 Tlhaloso ea Morero

Li-transformer tsa 5000 kVA bakeng sa li-sete tsa terene li ile tsa isoa Afrika Boroa ka 2025. Matla a lekantsoeng a transformer ke 5000 kVA e nang le pholiso ea ONAN. Matla a mantlha ke 88 kV le ±2*2.5% tapping range (NLTC), motlakase oa bobeli ke 2*1.22+2.36 kV, ba thehile sehlopha sa vector sa Y/d±15℃d11.

Ka matla a lekantsoeng a 5000kVA, transformer e sebetsa ka matla a mantlha a 88kV le tlhophiso ea motlakase oa bobeli oa 2×1.22kV (bakeng sa ho hula) hammoho le 2.36kV tertiary winding (100kVA) e ikemiselitseng ho matlafatsa li-transformer tse thusang. E lumellana le maemo a maqhubu a 50Hz, a nang le copper windings (mofuta o tsoelang pele-mofuta oa{9}}voltage le mofuta o spiral-bakeng sa-voltage e tlase) e netefatsang tšebetso e ntle ea motlakase le ho tiea ha mochini ha maqhubu a hlaha. Seseteme ea ho pholisa ea ONAN (Oil Natural Air Natural) e tlosa mocheso ka nepo, e tsamaellanang le litekanyetso tsa ho phahama ha mocheso (Ka tlase ho kapa ho lekana le 50K bakeng sa matsoelintsoeke, Ka tlase ho kapa ho lekana 40K bakeng sa oli e kaholimo) ho netefatsa botsitso ba nako e telele{15}le ha u le tlas'a meroalo e boima.

Haholo-holo, transformer e hahiloe ho mamella maemo a boima a feteletseng: 2x mojaro bakeng sa metsotso e 30, 3x mojaro bakeng sa motsotso o le 1, le 3.5x mojaro bakeng sa metsotsoana e 10 (e khoptjoa ka 4.25x load), e etsa hore e tsamaisane le likarolo tse leshome le metso e 'meli{7}} tsa pulse rectifier. E na le NLTC (No{9}}Load Tap Changer) e nang le ±2×2.5% voltage regulation (e notleloang bakeng sa polokeho), e amohela ho fetoha ha motlakase (±5% ka tloaelo, -15% maemong a khethehileng) le ho fokotsa tšitiso e lumellanang. Moralo oa eona o matla o kenyelletsa tanka ea tšepe e kholo ho feta kapa e lekanang le 6mm (16mm base plate), mapheo a insulated ka ho feletseng, le likaroloana tse kang li-relay tsa khase, li-relay tse ngata tse futhumatsang, le lintho tse thibelang ts'ebetso ho netefatsa polokeho ea ts'ebetso.

E khona ho ikamahanya le maemo a thata (bophahamo ba 0-1800m, mocheso -10℃ho +55℃, 10% -90% mongobo o lekanyelitsoeng, tšilafalo e matla), transformer ena e kopanyang ts'ebetso e ts'eptjoang, ho tšoarella, le ts'ireletso, e etsa hore e be tharollo e loketseng litlhoko tsa motlakase oa terene ea Afrika Boroa.

 

1.2 Tlhaloso ea Setsebi

Li-transformer tsa 5000kVA bakeng sa mefuta ea litlhaloso tsa terene le leqephe la data

E fetisetsoa ho
Afrika Boroa
Selemo
2025
Mofuta
traction transformer
Standard
IEC60076
Rated Power
5000 kVA
Khafetsa
50HZ
Mokhahlelo
3
Mofuta oa ho Pholisa
ONA
Voltage ea mantlha
88kV
Motlakase oa bobeli
2*{1}} kV
Lintho Tse Hlahang
Koporo
Angular displacement
Y/d±15℃d11
Tšitiso
8.5%
Tlanya Changer
NLTC
Tlanya Range
±2*2.5%
Ha ho Tahlehelo ea Mojaro
7.2 kW
Ho Lahleheloa ke Moroalo
33.7 kW

 

1.3 Litšoantšo

Li-transformer tsa 5000 kVA bakeng sa setšoantšo sa sete ea terene le boholo.

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02 Tlhahiso

2.1 LV Bushing

transformers for train sets LV bushing

The low{{0}voltage (LV) bushing's bushing is a critical insulating feedthrough device e fanang ka tsela e sireletsehileng, e tiisitsoeng bakeng sa matsoelo a tlaase a transformer{1}}e lebisang ho tsoa ka tankeng. E etselitsoe ho tsamaisa motlakase o phahameng ka mokhoa o sireletsehileng ho tloha ho mapheo a ka hare ho ea ho lithapo tsa marang-rang tse ka ntle ha li ntse li boloka motlakase o motle haholo khahlanong le tanka e fatše. E hahiloe ka ntlo ea porcelain, e na le conductor e bohareng ea koporo 'me e tletse lisebelisoa tse sireletsang metsi. Moralo oa eona o matla o netefatsa ts'ebetso e ts'epahalang tlas'a ho sisinyeha ha mochini le lipotoloho tsa mocheso tse ts'oanang le ts'ebetso ea terene, e e etsa sebopeho sa bohlokoa bakeng sa tlhahiso ea matla.

 

2.2 Sehlahla se Phahameng

The traction transformer e kenyelletsa sebaka se inehetseng sa delta- se hoketsoeng tertiary winding, eo hangata e fuoang lintlha bakeng sa phepelo ea motlakase. Matsoketso ana a tlase{{2}a matla a motlakase, a atisang ho etsoa ka ho pompo ho tsoa sebakeng se seholo sa matsoelintsoeke kapa e le khoele e arohaneng, e fana ka mohloli o ikhethileng- oa mekhahlelo e meraro. E hlahisoa ka lihlahla ka bomong ho fepa ka ho khetheha li-transformer tse thusang, joalo ka tse lekantsoeng 100 kVA ho 2.36 kV, tse matlafatsang mejaro e thusang.

Tertiary Bushing

 

2.3 HV Bushing

HV Bushing

HV bushing ea 5MVA traction transformer e etselitsoe tšebetso ea 88kV, e nang le bophara ba bonyane ba 19mm ho netefatsa matla a lekaneng a mochine bakeng sa likhokahano tsa kantle. Kaha bolelele ba karolo e phelang ho tloha fatše ha bo fete 2.7m (e tsamaellanang le-sebaka se phahameng-bophahamo ba voltage busbar), e khona ho kenella ka ho feletseng 'me e loketse libaka tse nang le lehalima le matla (tse tsamaisanang le li-surge arresters tse kentsoeng pakeng tsa bese ea HV le sebaka sa seteishene). E fana ka insulation e tšepahalang le khokahanyo bakeng sa lehlakore le phahameng- la motlakase ha e ntse e kopana le litlhoko tse thata tsa tikoloho le ts'ebetso ea sistimi ea ho hula.

 

2.4 Marshalling Box

Lebokose la marshalling la transformer ena ea traction e sebetsa e le setsi sa sehokelo sa motlakase se bohareng, se kentsoeng ka har'a moalo o tiileng oa tšepe o nang le lemati la ho kena. Ka hare ho eona ho na le li-terminal blocks tse ngata, likaroloana tsa taolo e kopanetsoeng (joalo ka li-relay tse nyane kapa li-module tsa tšireletso), le{1}}e hahiloeng ka khanya hore e be bonolo{2}}mosebetsing oa ho lokisa saete. E ithorisa ka lintlha tsa tšireletso tsa IP55 ho mamella maemo a thata-ea sebaka (ho kenyeletsoa tšilafalo e matla, mocheso o feto-fetohang, le mongobo o fapaneng), e kenyelletsa liphaephe tse nang le masenke a tlase bakeng sa ho tsamaisa lithapo tse tiisitsoeng, tse hlophisitsoeng, athe ho ngola lithapo ho thusa ho nolofatsa mokhoa oa ho tsebahatsa lithapo. Yuniti ena e etsa hore transfoma e be bohareng ba taolo, mats'oao, le likhokahano tse thusang tsa potoloho, e bolokang khokahanyo e tšepahalang ea motlakase ha e ntse e lokisa boemo-e ipapisitse le litlhoko tse matla tsa ts'ebetso ea litsamaiso tsa terene.

Marshalling Box

 

2.5 Ho chesa{1}}Dip Galvanized Radiator

Hot-Dip Galvanized Radiator

The hot-dip galvanized radiator ea li-transformer bakeng sa sete ea terene ke karolo ea mantlha ea ho pholile, e nang le mocheso o tšoarellang-o thibelang kutu e matla{2}}e loketseng ho mamella ho hohla habohloko-maemo a sebaka (tshilafalo e matla, tšilafalo e matla, tšilafalo e matla, mocheso o phahameng). E hahiloe joalo ka sebopeho se etselitsoeng ho ntlafatsa katleho ea phapanyetsano ea mocheso, e tsamaisana le sistimi ea ho futhumatsa ea ONAN ea transformer ho theola mocheso ho tloha mapheong le oli e holimo, e boloka mocheso o le ka har'a meeli e sireletsehileng ea ts'ebetso. Kaho ea eona e matla ea masenke e boetse e mamella litšepe tsa terene-tse sisinyehang tse amanang le tsona, e netefatsa ts'ebetso e tsitsitseng,{7}}ea nako e telele e pholileng ho ts'ehetsa mesebetsi e boima ea{8}}ea transformer.

 

2.6 Plug ea ho Khala Oli

Polaka ea oli bakeng sa li-transformer bakeng sa li-sete tsa terene ke sesebelisoa sa bohlokoa, seo hangata se entsoeng ka tšepe e entsoeng ka tšepe kapa koporo, e behiloeng karolong e ka tlase ea tanka ea transformer. E amohela khokahanyo ea likhoele bakeng sa ho kenya ts'ebetso e tsitsitseng mme e na le selikalikoe se tiisang ho thibela ho lutla ha oli ea transformer. Haholo-holo e sebelisoa bakeng sa ho ntša oli e laoloang nakong ea tlhokomelo (mohlala, ho chencha oli, tlhahlobo) le sampole e sireletsehileng ea oli, hangata e na le lintho tse thibelang{4}}mehaho ea bosholu{5}}joalo ka 'mele oa cylindrical o nang le lesoba le leqhubu le bohareng (le hlokang sesebelisoa se khethehileng ho sebetsa) kapa selikalikoe sa senotlolo se nang le lesela le sirelelitsoeng ho qoba ho kena ka har'a senotlolo{7}. E lumellana le oli ea transformer, e sebetsa ka hare ho -20℃ho 110℃le tlas'a khatello ea lebitso Ka tlase ho kapa ho lekana le 1.6MPa.

Oil Drain Plug

 

 

03 Ho etsa liteko

Teko ena e lekanya bots'epehi ba mapheo ka ho sebelisa motlakase oa DC lipakeng tsa moea o mong le o mong le lefats'e, hammoho le lipakeng tsa mapheo a ka thoko, o sebelisa megohmmeter. Boleng ba ho hanyetsa bo lekantsoeng, hangata bo lekanyelitsoeng ho makholo kapa likete-kete tsa megohm, bo bontša boleng le ho omella ha ho tiisa ho tiileng. Boemo ba liphetho le index ea polarization (PI) kapa dielectric absorption ratio (DAR) li bohlokoa bakeng sa ho lekola boemo ba ho kenya letsoho, ho thusa ho bona tšilafalo, ho kenella ha mongobo, kapa ho senyeha ho latela litekanyetso tse kang IEC60076.

DC voltage
IEC60076 transformer

 

 

04 Sebaka le Kakaretso

Qetellong, transformer e eme e le karolo ea bohlokoa le e matla ka har'a lits'ebetso tsa motlakase oa terene. Ts'ebetso ea eona e tšepahalang e netefatsoa ka motsoako oa moralo o thata,{1}}lisebelisoa tsa boleng bo holimo, le maemo a thata a tlhahiso, a e nolofalletsang ho mamella maemo a thata a ts'ebeletso ea ho hohela{2}}ho kenyeletsoa ho palama libaesekele, ho thothomela ha mochini, le khatello ea motlakase. Tlhokomelo e potlakileng le e boletsoeng esale pele, e ts'ehetsoeng ke liteko tsa tlhahlobo tse kang litekanyo tsa ho hanyetsa le ho hlahloba oli, ke ea bohlokoa ho holisa bophelo ba eona ba ts'ebeletso le ho thibela ho hloleha. Qetellong, ts'ebetso le bophelo bo botle ba transformer ea traction ke tsa bohlokoa bakeng sa ho netefatsa polokeho, ts'ebetso, le boteng bo tsoelang pele ba lipalangoang tsa seporo sa motlakase.

transformers for train sets manufacturer

 

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