Dab tsi yog Distribution Transformer: Kev Ua Haujlwm, Hom, thiab Daim Ntawv Thov

 

Dab tsi yog Distribution Transformer?

 

Lub tshuab hluav taws xob faib hluav taws xob yog cov cuab yeej siv hluav taws xob xa hluav taws xob los ntawm kev siv hluav taws xob rau cov neeg siv kawg - cov tsev, cov tsev lag luam, thiab cov chaw lag luam me. Feem ntau koj yuav pom lawv ntsia rau ntawm cov khoom siv hluav taws xob, nyob hauv lub ncoo ntsuab -cov ntaub thaiv npog, lossis ntsia hauv av hauv thaj chaw nyob. Hauv luv luv, lawv sawv cev rau theem kawg ntawm lub zog hluav taws xob ua ntej hluav taws xob mus txog tus neeg siv khoom.

 

Lub luag haujlwm tseem ceeb ntawm Distribution Transformers

 

Cov qauv hluav taws xob sib txawv raws cheeb tsam. Hauv Tebchaws Meskas, cov kev faib tawm feem ntau suav nrog 12.47 kV (feem ntau yog pawg hauv 13.2 kV / 12.47 kV tsev neeg), 4.16 kV, 13.8 kV, thiab, hauv qee qhov sub- faib tshuab, 34.5 kV. Qhov nruab nrab voltages yog 120/240 V ib zaug-theem rau cov ntawv thov nyob hauv thiab 208Y / 120 V lossis 480Y / 277 V rau peb- theem kev lag luam thiab kev lag luam.

Hauv South Africa, cov khoom siv hluav taws xob feem ntau ua haujlwm faib khoom ntawm 11 kV lossis 22 kV, nqis mus rau 400/230 V rau cov neeg siv khoom. Qee lub network qub txuas ntxiv siv 380/220 V lossis lwm yam qub qub qub - qhov ntsuas hluav taws xob.

 

Hom Distribution Transformers

 

Distribution Transformers los ntawm Cov Qauv thiab Mounting

 

Nqe lus piav qhia:Ncej-mounted faib transformers yog me me nyob rau hauv cov ntoo los yog steel ncej, feem ntau siv nyob rau hauv cov nyob deb nroog thiab tsawg- thaj chaw ceev.

Hom voltage:MV (piv txwv li, 4.16 kV, 12.47 kV) mus rau 240/120 V.

Pros:

• Lawv txuag tau qhov chaw, hneev taw qis heev. Mounted ntawm tus ncej, tsis tas yuav tsum muaj lub hauv paus loj lossis hnyav pad installation, yog li pheej yig dua thiab sai dua los muab tso rau hauv.

• Kev xa tawm sai sai rau - zoo meej rau thaj chaw nyob deb nroog, tawg tawg, lossis txawm tias tej yaam num ib ntus. Koj tuaj yeem tau txais lub zog khiav hauv hnub tsis yog lub lis piam.

• Kev nce ntawm tus ncej ua kom nws nyob deb ntawm cov neeg xav paub, tsiaj txhu, thiab cov khib nyiab feem ntau. Tsis tshua muaj kev pheej hmoo ntawm kev sib cuag hauv av.

• Ua rau sab nraum zoov, yog li lawv tau tsim los tswj lub hnub, nag, txawm tias cua daj cua dub - ua haujlwm tau zoo nrog cov kab saum taub hau.

Cons

• Huab cua tus yeeb ncuab - cua daj cua dub, dej khov, xob laim, cua sov - tag nrho tsoo nws ncaj qha. Nws tuaj yeem cuam tshuam kev ntseeg tau yog tias cov xwm txheej nyuaj.

• Muaj peev xwm raug txwv. Tsis yog koj cov khoom hnyav hnyav, feem ntau tsis loj kVA, yog li cov chaw tsim khoom loj lossis cov tsev lag luam loj xav tau cov ntaub qhwv -mounted lossis substation transformers.

• Kev tu tsis yooj yim li nws zoo li. Koj xav tau lub nqa lossis cov neeg coob nrog cov iav kom ncav cuag nws, yog li kev tshuaj xyuas thiab kev ua haujlwm niaj hnub muaj kev cuam tshuam me ntsis.

 

 

Nqe lus piav qhia:Pad-mounted tis transformers yog kaw, hauv av-mounted units, tsim rau hauv nroog thiab suburban networks.

Pros:

• Cov no yog nyob ze, hauv av-mounted units - cov thawv ntsuab uas koj pom hauv cov zej zog. Tag nrho cov xauv, tag nrho kev nyab xeeb rau pej xeem, tsis muaj dab tsi tawm, xov hlau zais, zoo li zoo huv si.

• Ua rau kev faib khoom hauv av, yog li lawv haum rau hauv nroog txoj kev, tsev kawm ntawv, thaj chaw ua lag luam, chaw ua si - nyob txhua qhov chaw uas koj xav tau qhov chaw huv, nyab xeeb, txhim khu kev qha.

• Sealed tanks, weatherproof, hnyav-lub luag haujlwm steel - tsawg dua kev tu taub hau, lub neej ntev, kev ua haujlwm ruaj khov.

• Muaj peev xwm tswj tau cov loads loj dua ncej-mounted transformers, yog li cov tsev lag luam, cov chaw lag luam, txawm tias cov chaw zov me nyuam, tsis muaj teeb meem.

Cons:

• Kev teeb tsa tsis yog pheej yig - pob zeb, trenching, civil tej hauj lwm, kev npaj, txhua yam ntxiv.

• Siv qhov chaw hauv av - tsis yooj yim rau nyem rau hauv cov nroog nruj.

• Cov thawv ntim tau zoo heev, tab sis koj yuav tsum xav txog kev tso dej thiab dej nyab; yog dej sau, nws yog teeb meem.

• Sab hauv tuaj yeem ua kom yuam kev - txawm tias kev nkag mus rau sab nraud yooj yim, kev saib xyuas kom zoo qee zaum xav tau kev cob qhia tes.

 

3. Unit Substation Transformers / Compact Substation Transformers

 

Nqe lus piav qhia:Distribution substation transformer yog loj, kaw transformers, feem ntau ntsia rau hauv substations los yog me me kiosk chav. Lawv muab transformer thiab switchgear rau hauv ib lub compact unit, feem ntau peb -theem thiab mus txog rau ob peb MVA, zoo tagnrho rau kev lag luam, kev lag luam, los yog hauv nroog faib network.

Pros:
• Tuav cov khoom loj dua li cov ntaub ntawv txheem -mounted units.
• Ua ntej- sib dhos, qauv tsim ua rau kev teeb tsa sai thiab yooj yim dua li tsim lub chaw nres tsheb tag nrho los ntawm kos.
• Kev tswj hluav taws xob zoo dua thiab lub zog hluav taws xob zoo vim muaj kev sib xyaw ua ke.
• Qhov chaw-txuag - haum rau cov nroog loj lossis cov chaw lag luam tsis tas yuav muaj laj kab loj loj.
• Kev nyab xeeb- tsom rau - puv npo thiab tiv thaiv, txo qhov raug huab cua thiab kev sib cuag tsis raug.

Cons:
• Tus nqi siab dua piv rau cov ncoo me me -mounted lossis ncej-mounted transformers.
• Yuav tsum muaj kev sib koom tes tiv thaiv, kev ua haujlwm pej xeem, thiab kev npaj qhov chaw.
• Kev pabcuam cov khoom siv sab hauv tuaj yeem yog qhov nyuaj dua vim tias txhua yam sib xyaw ua ke.
• Tseem xav tau kev npaj rau kev nkag mus, tshem tawm, thiab qee zaum laj kab nyob ntawm cov lej hauv zos.

 

Distribution Transformers los ntawm cua txias thiab rwb thaiv tsev

Pros:Lawv tuaj yeem ntim cov kVA ntau rau hauv qhov me me, thiab cov roj nyob ib puag ncig ntawm cov coils ua haujlwm zoo heev kom tshem tau cov cua sov kom lawv zam dhau qhov hnyav thiab khiav txias rau lub neej ntev. Koj xaus nrog lub tshuab hluav taws xob uas nyob twj ywm hauv kev siv hnyav, sab nraum zoov, thiab kev lag luam loj.
• Cons:Cov roj txhais tau hais tias koj yuav tsum xav txog kev xau thiab hluav taws xob pheej hmoo - koj tsis txhob cia ib tus zaum hauv lub khw muag khoom noj - thiab muaj ntau qhov chaw thiab kev tswj hwm hoops dhia hla. Lawv hnyav dua, ib yam nkaus, vim cov roj tank thiab radiators.

Thaum xaiv:Kev muaj peev xwm siab, sab nraum zoov, hnyav-load daim ntawv thov qhov kev ua tau zoo ntawm lub neej thiab kev ua siab ntev tshaj qhov tseem ceeb tshaj.

 

 

Pros:Tsis muaj roj tag nrho, yog li kev pheej hmoo hluav taws kub qis dua thiab tsis muaj roj nchuav los txhawj txog - yooj yim heev rau kev teeb tsa hauv tsev lossis pej xeem qhov chaw uas muaj kev nyab xeeb thiab ib puag ncig yog qhov tseem ceeb. Lawv sib zog, yooj yim rau nruab, thiab yooj yim rau kev tswj hwm txij li koj tsis cuam tshuam nrog cov roj xyuas lossis hloov pauv.

Cons:Lawv tsis tuav cov cua kub heev nrog rau cov roj chav, yog li kev muaj peev xwm dhau thiab txias yog txwv; ntxiv rau, rau tib kVA, lawv xaus loj dua thiab nrog tus nqi siab dua.

Thaum xaiv:Kev teeb tsa sab hauv tsev, thaj chaw pej xeem, thaj chaw muaj hluav taws kub lossis ib puag ncig txwv tsis pub muaj kev pheej hmoo roj tsuas yog siv tsis tau.

 

Distribution Transformers los ntawm Phase Configuration

 

Ib-theem Distribution Transformers

Siv: Cov kev pabcuam hauv tsev, me me kVA (~ 50 kVA), cov teeb pom kev zoo, cov khw me, qhov chaw uas tsis xav tau peb txhais ceg kub.

Pros: Yooj yim, yooj yim teeb tsa, pheej yig dua, ncaj nraim - tsuas yog ib theem los daws.

Cons: Tsawg zog muaj peev xwm; tawm tsam nrog cov motors loj lossis hnyav hnyav.

Thaum xaiv: Lub teeb xav tau hluav taws xob, tsev, lag luam me, lossis cov xwm txheej uas peb tsis xav tau -theem.

 

Peb-theem Distribution Transformers

Siv: Cov tsev lag luam, cov chaw tsim khoom lag luam, chaw ua haujlwm loj, cov chaw nyob hauv pawg; kaum kVA rau ntau MVA.

Pros: Sib npaug peb-theem mov, kev ua haujlwm zoo dua ib kVA, me me conductors rau txhua theem, ua haujlwm zoo dua rau cov motors, HVAC, thiab lwm yam hnyav.

Cons: Loj dua, hnyav dua, tus nqi siab dua, tus hneev taw loj dua.

Thaum xaiv: nruab nrab mus rau loj loads, kev lag luam lossis kev lag luam kev lag luam, lossis yog tias kev loj hlob yav tom ntej tuaj yeem tshaj li ib qho -theem peev xwm.

 

Distribution Transformers los ntawm Voltage Class

 

Distribution transformers feem ntau yog pab pawg los ntawm qib voltage lawv tuav ntawm thawj sab - qhov no qhia koj kwv yees qhov twg hauv lub network lawv koom thiab cov khoom thauj twg lawv ua haujlwm.

 

Siab‑Kev faib tawm voltage transformers:

Cov no suav nrog cov tseem ceeb tshaj li ntawm 35 kV, feem ntau pom nyob ze ntawm cov kis tau tus mob los yog cov kab sib txuas ua ntej yuav tsum tau nqis los rau hauv zos faib. Lawv raug xaiv thaum koj khi rau hauv daim phiaj loj dua lossis ua haujlwm rau cov chaw lag luam loj uas koj xav tau txav lub zog kom zoo tshaj qhov deb.

 

Nruab nrab‑Kev faib tawm voltage transformers:

Npog qhov sib txawv ntawm ib ncig ntawm 1 kV txog 35 kV (piv txwv li 4.16 kV, 12.47 kV, 22 kV), cov no yog cov chav faib khoom txhua hnub uas koj yuav pom hauv nroog, suburban, thiab kev lag luam network. Lawv nqis nqis siab-voltage feeders rau cov khoom siv hluav taws xob siv tau thiab yog qhov kev xaiv mus rau feem ntau kev lag luam, kev lag luam, thiab lub zog hauv zej zog xav tau.

 

Tsawg‑Kev faib tawm voltage transformers:

Cov no cuam tshuam nrog voltages ntawm cov neeg siv khoom qib - xav tias 400/230 V, 240/120 V, 208Y / 120 V. Lawv yog dab tsi tiag pub cov tsev thiab cov khoom siv tom qab qhov nruab nrab-voltage tau nqis los. Koj xaiv cov no thaum koj nyob ntawm qhov kawg ntawm kab, muab cov tsev lossis cov voj voog me me uas tsis xav tau kev hloov pauv ntxiv.

 

Cov ntsiab lus tseem ceeb rau qhov tseeb Distribution Transformer Nqe

 

Ntsiab Specifications rau Distribution Transformers RFQ

 

Xaus

 

Phau ntawv qhia no muab cov neeg yuav khoom tshaj lij nrog:

Nthuav cov ntsiab lus thiab lub luag haujlwm tseem ceeb ntawm kev faib transformers.

Cov lus piav qhia ntawm ntau hom sib txawv los ntawm mounting, txias, theem, thiab voltage.

Cov ntsiab lus tseem ceeb los muab cov lus qhia meej, pab cov neeg muag khoom teb sai dua thiab meej dua.