Xaiv txoj cai faib transformer tiag tiag yog qhov tseem ceeb yog tias koj xav tau lub zog xa mus zoo thiab ntseeg tau. Ob hom uas feem ntau koj yuav khiav mus rau hauv yog ncej-mounted thiab ncoo-mounted. Lawv txhua tus muaj lawv tus kheej lub zog, thiab ncaj ncees, ib qho tsis yog "zoo dua" - nws tsuas yog nyob ntawm koj qhov xwm txheej.
Ncej-mounted transformers yog cov uas koj feem ntau pom dai rau ntawm cov khoom siv hluav taws xob, tshwj xeeb tshaj yog tawm hauv cov chaw nyob deb nroog lossis thaj chaw ntsiag to. Lawv ua haujlwm zoo nrog cov kab nyiaj siv ua haujlwm, zoo li me dua, thiab -cia peb yog tiag tiag - pheej yig dua los yuav thiab tso.
Pad-cov mounted sawv ntsug rau hauv av, feem ntau yog nyob rau hauv ib lub pob zeb. Koj pom lawv ntau hauv cov nroog thiab cov zej zog uas cov kab hluav taws xob tau faus rau hauv av. Lawv tuaj rau hauv lub thawv xauv hlau uas ruaj khov, uas ua rau lawv muaj kev nyab xeeb ntau dua nyob ib puag ncig tib neeg, menyuam yaus, tsiaj txhu, thiab yuav- ua neeg vwm.
Yog li qhov twg yog qhov zoo rau koj? Nws los txog rau cov khoom xws li qhov chaw koj tab tom txhim kho, nws yuav tsum muaj kev nyab xeeb npaum li cas, koj cov peev nyiaj, thiab yuav yooj yim npaum li cas (lossis cuam tshuam) kev saib xyuas. Phau ntawv qhia no rhuav tshem qhov sib txawv kom koj tuaj yeem paub tias qhov twg haum rau koj qhov project.
Ceev Basics: Yuav Ua Li Cas Distribution Transformers Ua Tau
Kev faib tawm cov tshuab hloov pauv yog cov kauj ruam kawg ntawm kev tau txais hluav taws xob los ntawm qhov loj loj - cov kab hluav taws xob mus rau tej yam muaj kev nyab xeeb rau tsev, khw, thiab kev lag luam me- feem ntau xa rov qab mus rau thaj tsam 400V lossis li ntawd.
Lawv tuaj nyob rau hauv txhua hom duab thiab qhov ntau thiab tsawg nyob ntawm seb qhov twg thiab lawv siv li cas. Tab sis thaum kawg ntawm hnub lawv txoj haujlwm tseem ceeb yog qhov yooj yim zoo nkauj:
Tshem tawm qhov hluav taws xob kom nws siv tau thiab nyab xeeb
Muab lub zog khov kho yam tsis muaj kev ua yeeb yam ntau
Khaws tag nrho lub zos faib network humming
Paub txog cov khoom no pab thaum koj sim txiav txim siab ntawm hom. Nws tsis yog foob pob hluav taws kev tshawb fawb, tab sis tau txais nws txoj cai txuag mob taub hau (thiab nyiaj) tom qab.
Hom Lub Npe Koj Yuav Pom Hauv Kev Sib Txuas Sib Txuas
Muaj ob peb hom tawm muaj, tab sis cov neeg loj tuaj tham txog yog:
Ncej -mounted
Pad-mounted
Qhuav- hom (tsis muaj roj)
Roj - puv
Ncej-mounted sawv daws nyiam cov kab saum toj kawg nkaus. Pad-mounted ci qhov twg txhua yam nyob hauv av. Qhuav- hom yog nrov thaum hluav taws kub muaj kev txhawj xeeb loj, thiab cov roj- cov roj puv yog cov champs ntawm kev tuav cov khoom loj dua.
Txhua tus muaj nws qhov chaw qab zib. Xaiv qhov tsis ncaj ncees lawm rau qhov chaw lossis txoj haujlwm tuaj yeem hloov mus ua ib qho kev qhia kim.
Pole -Mounted Distribution Transformer yog dab tsi?
Cov no yog cov classics mounted rau ntawm ntoo lossis pob zeb ncej, feem ntau yog nyob ib sab ntawm cov hluav taws xob hluav taws xob. Lawv txoj haujlwm tag nrho yog nce qib high voltage mus rau tej yam uas siv tau rau tsev thiab lag luam me.
Lawv zoo nkauj compact, tsis hnyav ib tuj, thiab lawv feem ntau yog cov peev nyiaj -kev xaiv tus phooj ywg. Kev nce siab ua rau lawv npog ntau hauv av yam tsis tau noj qhov chaw nyob hauv vaj- zoo meej rau cov chaw nyob deb nroog, ua liaj ua teb, lossis nthuav dav- tawm hauv thaj chaw uas koj tsis muaj acres ntawm thaj av khoob ua si nrog.
Pros ntawm ib nrais muag:
Me me thiab lub teeb
Ceev (thiab pheej yig) rau nruab
Ua haujlwm zoo kawg nkaus nrog kev teeb tsa saum taub hau
downside? Lawv tawm hauv qhov qhib, yog li cua daj cua dub, cua, dej khov, cov noog, thiab cov ceg ntoo tuaj yeem ua rau muaj teeb meem. Tab sis nrog kev tshuaj xyuas ib txwm lawv tuav tau zoo rau ntau xyoo.
Qhov twg ncej-Mounted Transformers ua qhov kev nkag siab zoo tshaj plaws
Koj yuav pom lawv txhua qhov chaw uas xav tau kev pab dav dav yam tsis muaj kev cuam tshuam hauv av ntau:
Cov tsev nyob thiab zos
Suburban txoj kev nrog overhead thaiv
Ua liaj ua teb, ranches, orchards
Lawv tsis tshua muaj -profile visually, yog li lawv tsis ua kom pom kev puas tsuaj, thiab lawv ncab txoj kab hluav taws xob ntev yam tsis xav tau kev tsim kho ntxiv.
Okay, Yog li dab tsi txog Pad-Mounted Transformers?
Cov no nyob ntawm theem av, bolted mus rau hauv lub pob zeb, thiab feem ntau txuas mus rau hauv av cables. Lawv muaj ntau heev nyob rau hauv nroog, subdivisions tshiab, thiab nyob qhov twg lub tuam txhab fais fab faus cov kab.
Kev yeej loj tshaj plaws: lawv tau muab xauv rau hauv ib qho nyuaj, hauv av hlau thaiv. Qhov ntawd txhais tau hais tias muaj feem tsawg dua ntawm ib tus neeg nrog lawv, cov menyuam raug mob, lossis huab cua ua kev puas tsuaj loj.
Lawv kuj tuaj yeem tuav cov khoom loj dua, thiab cov cuab yeej siv tau yooj yim nkag mus rau hauv yooj yim rau kev pabcuam - tsis tas yuav tsum tau nce toj.
Cov ntsiab lus nrawm:
Tamper- tiv taus thiab ruaj ntseg
Kev tiv thaiv zoo los nag, daus, ntsev cua, thiab lwm yam.
Ua haujlwm yooj yim dua thaum koj qhib qhov rooj
Lawv yog qhov mus- mus rau qhov chaw uas muaj kev nyab xeeb thiab kev ntseeg siab nyob ib puag ncig cov neeg coob coob.
Pad-Mounted Transformers: Qhov Chaw Lawv Ci Tiag Tiag
Koj yuav pom lawv hauv:
Cov tsev apartment thiab cov zej zog ntom ntom
Cov khw muag khoom, chaw ua haujlwm, tsev kawm ntawv
Muaj chaw ua si thiab factories
Cov qauv tsim ua kom nrov nrov, zoo li zoo huv si, thiab ua haujlwm siab zog xav tau yam tsis muaj kev tsis txaus siab.
Lub taub hau - mus rau - Lub taub hau: Ncej vs Pad - Kev khiav nrawm
Up ntawm ib tug ncej
Nyob deb nroog / suburban, overhead kab
pheej yig dua pem hauv ntej, me hneev taw
Mas raug huab cua
Zoo heev thaum qhov chaw hauv av nruj los yog kim
Nyob rau hauv av nyob rau hauv ib lub thawv xauv
Nroog, underground cables
Muaj kev nyab xeeb dua hauv cov chaw pej xeem, muaj peev xwm loj dua
Tus nqi pib siab dua tab sis feem ntau qis dua - lub sij hawm hassle
Huab cua zoo dua thiab kev tiv thaiv kev ua phem
Kab hauv qab: qhov chaw thiab infrastructure feem ntau txiav txim siab nws. Rural + overhead=ncej. Nroog + underground=ncoo.
| Yam | Ncej -Mounted Transformer | Pad-Mounted Transformer |
|---|---|---|
| Qhov chaw teeb tsa | Mounted siab ntawm cov khoom siv hluav taws xob (elevated) | Ncua nyob rau hauv av theem ntawm ib tug pob zeb pad, nyob rau hauv ib tug xauv hlau enclosure |
| Hwj chim kab hom | Ua haujlwm nrog cov kab ntau dhau | Tsim rau underground cables |
| Tej cheeb tsam | Nyob deb nroog, suburban, ua liaj ua teb, tsawg- thaj chaw ntom ntom | Hauv nroog, thaj chaw nyob, thaj chaw lag luam, khw muag khoom, chaw lag luam |
| Nqi (Initial) | Tsawg dua - pheej yig dua los yuav thiab nruab (tsis muaj trenching lossis loj ncoo xav tau) | Siab dua - xav tau cov pob zeb ua vaj tse, kev sib txuas hauv av, thiab cov ntaub thaiv npog |
| Maintenance Access | Yuav tsum tau nce ncej lossis lub thoob tsheb thauj khoom (tuaj yeem ua kom yuam kev / phom sij) | Ib qho yooj yim hauv av- theem nkag - qhib qhov rooj thiab ua haujlwm |
| Kev Nyab Xeeb & Kev Ruaj Ntseg | Ua kom siab=tsawg dua kev sib cuag, tab sis ntau dua rau kev ua phem / huab cua | Tamper- tiv thaiv xauv lub txee - muaj kev nyab xeeb ntau dua hauv cov chaw pej xeem, cov menyuam yaus / tsiaj txhu / kev cuam tshuam tsawg dua ntawm qhov teeb meem |
| Huab cua tiv thaiv | Ntau dua los nag, cua, dej khov, noog, thiab lwm yam. | Npog tag nrho - kev tiv thaiv zoo dua ntawm cov khoom thiab tsiaj txhu |
| Lub suab nrov | tuaj yeem ua suab nrov (tshwj xeeb tshaj yog nyob rau thaj chaw ntsiag to) | Feem ntau nyob ntsiag to vim qhov thaiv |
| Peev xwm / Load | Feem ntau me me mus rau nruab nrab (txog ~ 167-500 kVA ntau) | Feem ntau ua haujlwm loj dua (kev xaiv muaj peev xwm ntau dua) |
| Aesthetics / Visual Impact | Pom tau ntawm tus ncej - tuaj yeem saib "cluttered" | Tsawg profile, sib xyaw ua ke zoo dua hauv cov zej zog |
| Qhov yuav tsum tau muaj | Qhov chaw me me hauv av (tsuas yog ncej ncej) | Xav tau qhov chaw hauv av rau lub ncoo + enclosure (piv txwv li, 4x4 ft rau 8x8 ft typical) |
| Zoo tshaj rau | Nyiaj siv ua haujlwm, nyiaj siv ua haujlwm - kev teeb tsa nyob deb nroog, ceev nrooj | Cov kab ke hauv av, siab - tsheb / kev nyab xeeb- thaj chaw tsom, kev tsim hauv nroog niaj hnub |
Tej yam uas yuav tsum xav txog ua ntej koj yuav
Kev nyab xeeb- Qhov chaw pej xeem zoo li cas? Puas muaj menyuam yaus lossis ko taw taug kev nyob ze?
Qhov chaw- Tau txais chav rau lub ncoo thiab lub qhov rooj, lossis puas yog txhua yam khoom siv nyiaj siv ua haujlwm?
Nqi- Tus nqi nce siab piv rau kev saib xyuas dab tsi yuav raug nqi ntau dua 20-30 xyoo.
Huab cua & Ib puag ncig- Cua daj cua dub, huab cua hiav txwv ntsev, daus hnyav?
Maintenance Access- Nce toj vs. taug kev thiab qhib qhov rooj.
Khiav tus lej rau koj qhov chaw tshwj xeeb. Qhov "qis dua" ib qho ntawm daim ntawv qee zaum xaus rau tus nqi ntau dua nyob rau lub sijhawm ntev.
Wrapping It Up
Yog tias koj nyob hauv ib qho kev sib kis- tawm ntawm thaj chaw nyob deb nroog lossis thaj chaw hauv nroog nrog cov kab nyiaj siv ua haujlwm thiab koj tab tom saib koj cov peev nyiaj - ncej- mounted yog tej zaum koj tus phooj ywg.
Yog tias koj tab tom cuam tshuam nrog cov kab hluav taws xob hauv av, ntau tus neeg nyob ib puag ncig, lossis koj tsuas yog xav tau qee yam ruaj ntseg thiab qis dua -kev tu- mus pad- mounted.
Saib ntawm koj qhov teeb tsa tiag tiag, tham nrog koj tus kws kho hluav taws xob lossis tus neeg siv hluav taws xob, thiab xaiv qhov uas phim koj qhov kev muaj tiag. Txawm li cas los xij, ob hom ua haujlwm zoo thaum siv rau hauv qhov chaw raug.
