Tataiso ho Radial le Loop Feed Transformers

Mar 09, 2026

Siea molaetsa

Radial and Loop Feed Transformers

Kabong ea matla a motlakase, mantsoe "loop feed" le "radial feed" a hlalosa kamoo matla a phallang ho tloha mohloling ho ea ho li-transformer tse theolang motlakase ho basebelisi ba ho qetela. Leha mantsoe ana a simolohile ho moralo oa sistimi e pharalletseng, hangata a sebelisoa ho hlakisa maemo a phahameng a-voltage (HV) bushing configuration on pad{{0}li-transformer tse palamisitsoeng.

Ho khetha pakeng tsa radial kapa loop feed transformer ho amaho tšepahala, ho tenyetseha, le litšenyehelomarangrang a hau a motlakase. Tataiso ena e hlalosa hore na litsamaiso tsena li sebetsa joang, liphapano tsa tsona tsa 'mele, le mokhoa oa ho khetha tlhophiso e nepahetseng bakeng sa projeke ea hau.

 

 

 

I. Ho Utloisisa Mekhoa ea Phano ea Radial le Loop

 

Pele o itlhahloba li-transformer ka botsona, ho bohlokoa ho utloisisa mefuta e 'meli ea litsamaiso tseo ba li sebeletsang.

 

Sistimi ea Phepelo ea Radial

Sistimi ea phepelo ea radial ke mokhoa o bonolo le o atileng haholo oa kabo ea matla. Mothalong ona, matla a phalla ho tsoa mohloling o le mong (joaloka seteishene) ho ea kantle ka tsela e le 'ngoe ho ea meroalo, joalo ka li-spokes lebiling. Transformer e 'ngoe le e' ngoe e fumana matla ho tsoa ntlheng e le 'ngoe feela.

  • Melemo:Ho bonolo ho e qapa, ho sebetsa le ho e sireletsa. Theko ea pele e tlase hobane e hloka lisebelisoa tse fokolang.
  • Bothata:E fana kaha ho redundancy. Haeba mohloli o le mong o hlōleha kapa phoso e etsahala mocheng, bohle ba li-transformer tse tlaase le bareki ba lahleheloa ke matla ho fihlela ho lokisoa.
Radial distribution system
Sistimi ea kabo ea mahlaseli
Radial feed diagram of pad mounted transformer
Setšoantšo sa radial feed ea pad mounted transformer

Loop Feed System

Sistimi ea phepelo ea loop e etselitsoe ho ts'epahala ho feta. Tlhophiso ena, mohala oa kabo o etsa loop, 'me li-transformer li khona ho fumana matla ho tsoa holitsela kapa mehloli e 'meli kapa ho feta.

  • Melemo:E fana katlhokeho ya mosebetsi. Haeba phoso e hlaha ka lehlakoreng le leng la loop kapa mohloli o le mong o hloleha, matla a ka khutlisoa ho tloha ka lehlakoreng le leng, ho boloka tsamaiso e le matla. Sena se etsa hore e be se loketseng bakeng sa lisebelisoa tsa bohlokoa.
  • Bothata:E hloka merero e rarahaneng ea ts'ireletso le matsete a pele a holimo ka lebaka la likhoele tse eketsehileng le li-switches.

 

Loop feed distribution system
Sistimi ea phepelo ea loop
Loop feed diagram of pad mounted transformer
Setšoantšo sa "loop feed" sa transformer e kentsoeng ka pad

 

 

 

 

 

II. Litlhophiso tsa Bushing: Phapang ea 'Mele

 

 

Phapang e totobetseng haholo lipakeng tsa mefuta ena e 'meli ea li-transformer e ka har'a phaposi ea tsona e phahameng-ea motlakase. Sebopeho sena sa 'mele se laela hore na transformer e hokahane joang le marang-rang.

 

Radial Feed Bushing Configuration

Radial feed transformer e etselitsoe -motlakase oa ntlha e le 'ngoe. Karolo ea eona ea{2}voltage e phahameng e na lelihlahla tse tharo tsa pele(hangata e ngotsoe H1, H2, H3)-e le 'ngoe bakeng sa mokhanni ka mong oa mohato o kenang. Moqapi ona o bonolo o tloaelehile likarolong tsa bolulo, libaka tse nyenyane tsa khoebo, kapa e le karolo ea ho qetela letotong la li-transformer moo mohala o qetellang.

Radial Feed Bushing Configuration

 

Loop Feed Bushing Configuration

Loop feed transformer e etselitsoe ho feto-fetoha le maemo le ho se sebetse. E na le likarololihlahla tse tšeletseng tse phahameng{{0}tse matla a motlakase-lihlopha tse peli tse felletseng tsa tse tharo (tseo hangata li ngotsoeng H1A, H2A, H3A bakeng sa lehlakore la "A" le H1B, H2B, H3B bakeng sa lehlakore la "B"). Sena se lumella lijo tse peli tsa mantlha:

  • Loping Transformers Hammoho:Lithapo tse tsoang mohloling li kenya lihlahla tsa "A" tsa yuniti ea pele, ebe li tsoa lihlahla tsa eona tsa "B" ho fepa "A" bushings ea transformer e latelang. Daisy ena{1}}e kopanya likarolo tse ngata hammoho.
  • Dual Source Feed:Yuniti e le 'ngoe e ka hokela mehloling e 'meli e arohaneng ea matla. Li-switch tsa ka hare li lumella basebelisi ho khetha mohloli o fepang mojaro.

Loop Feed Bushing Configuration

Ka kopo hlokomela: "loop of transformers" e fapane le "loop system." Hoa khonahala ho hokahanya letoto la li-transformer ka lupu, empa haeba kaofela li itšetlehile ka mohloli o le mong oa matla, ho hloleha ho mohloli oo ho tla etsa hore likarolo tsohle li felloe ke matla{1}se bolelang hore tlhophiso e lula e le radial.

a loop of transformers is different from a loop system

Sebopeho

Radial Feed Transformer

Loop Feed Transformer

{{0}Tlhahiso ea Matla a Phahameng

Boraro (H1, H2, H3)

Tšelela (H1A, H2A, H3A, H1B, H2B, H3B)

Ho Rata Moralo

E bonolo

More Complex

Mohloli oa Matla

Ntlha e le 'ngoe feela

Mohloli o le mong kapa o habeli

Ho hloka chelete

Ha ho{0}leha e le 'ngoe e hlolehileng

Tse phahameng-phepelo e 'ngoe e teng

Litšenyehelo tse Tloaelehileng

Tlase

E phahameng

 

 

 

III. Khaello, Tšireletso, le Ho Fetoha

 

Ka ntle ho palo ea lihlahla, li-loop feed transformer li fana ka likarolo tse tsoetseng pele tse matlafatsang ho ts'epahala le ho ts'epahala ha gridi.

 

Ho Hlokahala le ho Ikhetha ka Phoso

Ka mokhoa oa loop o nang le li-transformer tse ngata, tse ka hareli-fuse tsa bayonetfana ka tšireletso ea bohlokoa. Haeba phoso e hlaha ka lehlakoreng la bobeli la transformer e le 'ngoe, fuse ea eona e ka sehloohong e otla. Senae arola transformer e fosahetsengho tloha ho loop, ho lumella matla hore a tsoele pele ho phalla ho feta ho li-transformer tse ling potolohong. Sena se fokotsa nako ea ho theoha 'me se thibela ho tima moroalo o le mong.

bayonet fuse

 

Litlhophiso tsa Sekhetho sa Phetoho

Li-Loop feed transformer li ka kenngoa ka oli-li-switch tse qoelisoang ho laola phallo ea motlakase. Li-switch tsena li fana ka bokhoni ba ho tsamaisa hajoale kapa ho arola transformer ntle le ho-ho matlafatsa lupu kaofela. Litlhophiso tse tloaelehileng li kenyelletsa:

  • Liphetoho tse Tharo- tsa Position Load Break:Sesebelisoa se le seng se laola transformer ka boeona, e 'ngoe e laola phepelo ea "A" e kenang,' me e 'ngoe e laola phepelo ea "B". Sena se fana ka maemo a mangata a fapaneng, ho lumella opareitara ho arola transformer ha a ntse a boloka loop e le matla.
2-Position Load Break Switch
2-Position Switch
Two-Position Load Break Switches
Liphetoho tse peli- tsa Boemo

 

  • Four-Position Load Break Switch:Swipe ena e le 'ngoe (hangata e bitsoang "loop feed switch") e kopanya tšebetso, e lumella basebedisi ho khetha Fepa A, Fepa B, kapa ho arola yuniti, leha e le ka taolo e nyane hanyane ho feta-setapo sa liswiti tse tharo.
4-Position Load Break Switch
4-Position Switch
Four-Position Load Break Switch
Four-Position Swichi

 

 

 

IV. Mokhoa oa ho khetha Transformer e nepahetseng

 

 

Ho khetha pakeng tsa radial le loop feed transformer ho ipapisitse le litlhoko tse ikhethileng tsa projeke bakeng sa ts'epo, tekanyetso le kholo ea nako e tlang.

Nako ea ho Khetha Radial Feed

Li-transformer tsa radial feed li loketse hantle lits'ebetso moo litšenyehelo e leng taba ea mantlha le ho tima ha nakoana ho ka mamellehang.

Likaroloana tsa bolulole libaka tsa mahaeng.

Libaka tse bonolo tsa khoeboka meroalo e ka lebelloang.

Ho sebeletsa joalo kantlha ya ho kgaotsaqetellong ea mothapo-o fetisoang.

Merero e nang lelithibelo tse thata tsa lichelete.

 

Nako ea ho Khetha Loop Feed

Li-Loop feed transformer ke khetho e ratoang bakeng sa mesebetsi-mesebetsi ea bohlokoa moo nako e hlokahalang.

Lipetlele, boemafofane, le litsi tsa datamoo matla a sa khaotseng a leng bohlokoa.

Likhampase tsa univesithi le litsi tse kholo tsa indasteritse hlokang botshepehi bo phahameng.

Litsamaiso tse hlokahalangho tenyetseha bakeng sa tlhokomelo, ho lumella transformer hore e lokisoe ntle le ho koala marang-rang kaofela.

Lisebelisoa moo bokamosokholo ea mojaroe kanna ea hloka ho eketsa li-transformer tse ling ho loop.

Radial Feed pad mounted transformer
Radial Feed pad e kentsoeng transformer
Loop Feed pad mounted transformer
Loop Feed pad mounted transformer

Tlhokomeliso mabapi le Versatility

Hoa khoneha ho sebelisa aloop feed transformer tsamaisong ea radial. Maemong a joalo, sehlopha sa bobeli sa lihlahla (B-lehlakoreng) se koaheloa kapa se kenngoe lisebelisoa tse thibelang ho buuoa. Leha ho le joalo, ho ke ke ka seoelo ho sebelisa aradial feed transformer tsamaisong ea loop, kaha moralo oa eona oa-ha o khone ho amohela phepelo ea bobeli ntle le liphetoho tse rarahaneng tsa kantle.

elbow arresters
batho ba tšoarang setsoe
pad mounted transformer with surge arresters
pad mounted transformer e nang le li-surge arresters

V. Qetello

Khetho pakeng tsa li-radial le loop feed transformer qetellong e hlalosa ho ts'epahala le ho rarahana ha marang-rang a hau a kabo ea matla.Li-transformer tsa radial feedfana ka tharollo e bonolo, -e sebetsang hantle bakeng sa lits'ebetso tse tloaelehileng tse nang le lihlahla tse tharo le mohloli o le mong oa matla.Li-transformer tsa loop, ka-mehato ea bona e tšeletseng ea boqapi le boikhethelo ba ho switjha ka hare, li fana ka bofokoli le ho feto-fetoha ho hlokahalang bakeng sa lisebelisoa tsa bohlokoa. Ka ho lekola tlhoko ea hau ea ho qeta nako khahlano le tekanyetso ea hau, o ka khetha tlhophiso e netefatsang phepelo ea motlakase e bolokehileng, e sebetsang hantle le e tšepahalang.

 

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