Bushings rau Transformers: Kev Tiv Thaiv Rwb thaiv tsev rwb thaiv tsev
Lawv yog cov khoom siv yooj yim ntawm hluav taws xob. Lawv muab rwb thaiv tsev thiab txhawb rau cov kab hluav taws xob siab. Tab sis vim li cas cov bushings xaiv xaiv siv hom kev rwb thaiv tsev.
Bushings yog rau cov hluav taws xob siab thiab kev ntxhov siab. Lawv muaj lawv tus kheej cov duab los cuam tshuam nrog hluav taws xob teb thiab tsis txhob tau txais hluav taws xob. Thiab lawv tseem ceeb rau kev nyab xeeb ntawm kev hloov pauv
Bushings tuaj yeem ua tawm ntawm cov ntaub ntawv xws li plooj (veneers) thiab cob. Cov ntaub ntawv no yog cov tshuaj insulators zoo. Muaj tus thawj coj hauv nruab nrab nrog cov rwb thaiv tsev ib puag ncig.
Nkag siab lub hom phiaj thiab txheej ntawm bushings yog qhov tsim nyog. Nws tuaj yeem lav kev nyab xeeb thiab ua haujlwm ntawm lub zog kis tshuab. Kab lus no yuav tham txog vim li cas cov ntoo muaj rau kev hloov pauv.
Dab tsi yog transformer bushings?
Sab hauv lub transformer yog cov ntu tseem ceeb. Lawv yog ob qho tib si tiv thaiv thiab txhawb cov khoom siv hluav taws xob. Thiab cov fittings zoo li no ua kom muaj kev rwb thaiv tsev zoo ntawm cov kab hluav taws xob siab.
Bushings cia hluav taws xob tam sim no kom dhau kev nyab xeeb. Lawv ua nws ntawm Stoppin leakge kurents thiab hluav taws xob hluav taws xob yog li, lawv tseem ceeb heev rau ntau voltage.
Ob peb tus yuam sij tseem ceeb:
Nws muab rwb thaiv tsev rau cov xov hlau mus los lossis tawm ntawm cov hloov pauv.
Lawv thev taus hluav taws xob daws teeb meem thiab nres teeb meem los ntawm kev tshwm sim.
Lawv ris lub zog kho tshuab, tuav cov qauv.
Bushings tuaj nyob rau hauv ntau hom duab thiab ntau thiab tsawg. Txhua tus yog rau tag nrho cov kev tsim qauv hloov pauv thiab cov khoom lag luam. Kev tswj hwm hluav taws xob zoo tshaj plaws kev nyab xeeb paub txog qhov lawv ua haujlwm thiab lawv zoo li cas yog qhov tsim nyog rau cov neeg lag luam.
Lub luag haujlwm ntawm hauv transformers
yog ib feem tseem ceeb ntawm lub transformer. Nws ua kom paub tseeb tias cov dej ntws mus uas lawv yuav tsum ua, tsis txhob noj lwm txoj kev. Qhov no yog qhov tseem ceeb rau kev nyab xeeb thiab ua tej yam raws cai thaum nws los txog hluav taws xob.
Rwb thaiv tsev tiv thaiv hluav taws xob tawg. Nws yog los tiv thaiv lub luv luv Circuit Court thiab arcing ntawm tus transformer. Rwb thaiv tsev tseem tsis tseem ceeb rau lub transformer nws tus kheej kom muaj kev ua haujlwm ntev thiab ua haujlwm.
Cov haujlwm tseem ceeb ntawm suav nrog:
Nres ceev xwmphem tam sim no xau kom nws ua haujlwm kom nyab xeeb.
Hluav taws xob muab hluav taws xob tiv thaiv thiab kho txij nkawm ntawm kev ruaj khov.
Txhim kho lub durability thiab kev ua haujlwm lub neej kev cia siab ntawm tus hloov pauv.
Kev paub yog xav tau rau xaiv cov khoom hloov pauv txoj cai. Yuav siv rau ntau qhov chaw ib puag ncig, rwb thaiv tsev yuav tsum muaj peev xwm kom tau nyiaj. Yog li ntawd nws yog lub pob zeb rau ib qho qauv tsim hluav taws xob zoo.
Vim li cas peb siv txoj kev bushing dua li lwm txoj kev insulating?
Bushings tau nyiam dua rau txhua lwm cov insulators rau cov laj thawj hauv qab no: lawv muab cov peev hluav taws xob hluav taws xob zoo, uas tseem ceeb rau kev hloov pauv. Nws muaj kev nyab xeeb rau ntau yam voltages.
Bushings muaj tus qauv tshwj xeeb los tswj hwm hluav taws xob sib faib. Nws txiav cov hluav taws xob siab thiab muaj kev pheej hmoo: lwm txoj kev ntawm insulating tsis zoo rau tej no.
Bushings kuj xav tias yuav sawv ntsug kom ntau ntawm ntau cov kev ntxhov siab. Ua rau lawv ntau dua ntev - kav thiab cia siab li sijhawm nce qib. Lawv yog qhov zoo, thiab peb tuaj yeem vam khom lawv tau ntev.
Siv bushings yog qhov zoo rau kev ua kom ncaj ncees thiab kev ua tau zoo. Lawv yog qhov tseem ceeb rau kev zam kev ua tsis tiav uas ua rau lub sijhawm txo nqi. Hauv ib lo lus, nws yog ib qho tseem ceeb heev rau tus hloov pauv lub bushings.
Bushings cov txiaj ntsig tseem ceeb muaj xws li:
High Voltage tuav lub peev xwm.
Kev tswj hwm hluav taws xob tau zoo.
Tsis kam rau kev ntxhov siab.
Kev xav thiab kev ntseeg tau.
Yuav ua li cas Bushings Ua Haujlwm: Cov Qauv thiab Khoom
Tus qauv ntawm bushings yog ib qho tseem ceeb ntawm lawv txoj haujlwm. Feem ntau, bushing muaj lub chaw ua haujlwm hauv paus rau kev sib kis hluav taws xob. Tus thawj coj no muaj ob peb txheej ntawm insulator nyob ib ncig ntawm nws.
Cov txheej no muab peb qhov xav tau. Qhov no yog kom nres luv luv ncig thiab hluav taws xob tawm. Bushings yog ua tawm ntawm cov khoom sib txawv, uas ua lub luag haujlwm tseem ceeb.
Cov ntaub ntawv siv feem ntau yog cov pob tshuaj pleev xim yog cov plooj (resin thiab sib xyaw. Cov no yog xaiv vim tias lawv muaj cov khoom insulating zoo. Thiab lawv tuaj yeem tiv taus cov cua sov thiab noo noo thiab yog li ntawd thiab ua kom tiav:
Cov txheej txheem tsim ua rau nws kom nws zoo meej. Nws muaj peev xwm thov lub siab voltage vim tias nws tswj hwm cov hluav taws xob thauj khoom. Thaum tsim cov nroj tsuag, lawv tuaj yeem muaj kev nyab xeeb.
Cov chaw tseem ceeb ntawm Bush tsim:
Kev Sib Kis Hluav Taws Xob Central Cocus.
Ntau cov khoom siv insulating ntau txheej.
Plooj (veneers), cob qhia los yog composites.
Cov cim tshwj xeeb ntawm bushing: tsim thiab muaj nuj nqi
Tus qauv tshwj xeeb ntawm tsis muaj kev sib tsoo. Thiab nws cov duab teeb meem rau lawv cov kev ua tau zoo. Feem ntau yog cylindrical lossis conical nyob rau hauv cov duab nws tau nthuav tawm cov hluav taws xob tusyees.
Bushings yog ua kom thiaj li txo cov hluav taws xob kev ntxhov siab. Thiab qhov no tsis muaj kev pheej hmoo ntawm hluav taws xob hluav taws xob. Daim teb hluav taws xob tuaj yeem tswj tau zoo los ntawm bushings yog li ntawd hloov pauv kev ntseeg siab.
Lawv tsis yog rau qhov zoo nkaus li. Nws yog qhov ua haujlwm tau zoo uas txhim kho. Qhov kev xaiv no yuav tsum tau ua rau cov hom phiaj siab kub.
Nroj tsuag yuav tsum muaj txoj sia nyob hnyav. Lawv ntsib cov teeb meem kev ntxhov siab thiab ib puag ncig. Lawv kuj muaj daim foos zoo uas ua rau lawv muaj zog thiab thev taus.
Pushing Duab Kom Zoo Dua:
Txawm hluav taws xob sib faib.
Minimizes kev ntxhov siab hluav taws xob.
Txhawb nqa rwb thaiv tsev siab.
Muab lub zog tshuab zog.
Txhim kho kev hloov pauv kev ntseeg tau.
Yeej hais lus, tus tsim ntawm bushing cov duab yog rau kev ua haujlwm thiab muaj kev nyab xeeb.
Hom kev hloov pauv ntawm transformer
Muaj txhua yam zaub mov kom haum txhua yam kev xav tau. Txhua hom yog ua tshwj xeeb rau qee yam kev ua haujlwm thiab ib puag ncig. Paub txog cov hom no tuaj yeem pab xaiv cov kev tsim nyog rau lub transformer.
Bushing tuaj yeem raug cais raws li nws cov rwb thaiv tsev nruab nrab. Txhua qhov nruab nrab yog qhov zoo. Feem ntau, roj {-} bushings, roj insulated bushings thiab cov khoom loj uas muaj feem ntau.
Ntawm no yog lub siab ceev ceev - down down down ntawm Bushing hom
Roj -}}} bushings: Siv roj ua rwb thaiv tsev; Zoo rau cov kev kub siab.
Roj {{0- insulated bushings: siv roj xws li SF6; Haum rau kev sib cav sib.
Cov khoom - hom bushings: cob lossis lwm cov khoom; mechanically sturdy thiab kev txij nkawm tsawg.
Xaiv txoj cai bushing nws paub tseeb cov hloov pauv yog qhov zoo thiab nyab xeeb rau ntau siv
Cov txiaj ntsig tseem ceeb ntawm kev siv
Bushings kuj zoo rau transformer insulations dua li lwm cov txheej txheem rwb thaiv tsev. Nws yog lawv cov qauv thiab cov ntaub ntawv muab cov txiaj ntsig no.
Ntawm no yog cov ntsiab lus ntawm cov txiaj ntsig loj ntawm Bushings:
Lawv tuaj yeem tswj hwm cov kev tswj hwm siab.
Bushings tuaj yeem txiav tawm kev pheej hmoo ntawm kev tawm hluav taws xob.
Transformer Neeg Kho Tshuab Lub Zog Kev Txhim Kho
Siv cov tsheb thauj mus los yog qhov tsim nyog rau kev hloov pauv kev ruaj ntseg thiab kev vam meej. Thiab kuj tsim los ua haujlwm hauv lub sijhawm ntev thiab kev ua haujlwm
Kev Saib Xyuas thiab Kev Txiav Txim Siab Rau Ntseeg
Nws yog ib qho tseem ceeb uas yuav ua tau zoo saib kom muaj kev ntseeg tau ntawm cov kab ke. Cov kev kuaj xyuas tsis tu ncua kom nres lub tshuab tsis ua haujlwm tsis tiav thiab nce lub tshuab ua neej.
Cov kev coj ua ke yog muaj xws li:
Tsis tu ncua kuaj xyuas yog tias muaj hnav thiab kev puas tsuaj
Saib Xyuas Hluav Taws Xob thiab Kev Ua Yeeb Yam
Ua raws li kev soj ntsuam zoo thiab kho cov ntaub ntawv
Ua tej yam no thiab cov hloov pauv tuaj yeem ua tiav lawv txoj haujlwm rau peb thiab muaj kev nyab xeeb rau ntau xyoo.
Xaus: Tsim Nyog Bushing yog qhov tseem ceeb
Bushings yog qhov tseem ceeb rau kev ua haujlwm hloov pauv. Nws tuaj yeem ua kom ntseeg tau tias siab - voltage belachors muaj cov rwb thaiv tsev zoo thiab kev tiv thaiv. Ib qho uas tau zoo ua rau bushing nqa tau cov tshuab hluav taws xob nyob ib ncig ntawm tab sis txo qee yam xws li hluav taws xob tawm.
Bushings Ua cov ntaub ntawv tshiab, cov qauv tshiab ceev ceev tseg tawm. Tus tas li kev txhim kho ib qho tseem ceeb heev kom tau raws li qhov xav tau ntawm lub zog niaj hnub. Ib qho kev tiv thaiv zoo tiv thaiv kev hloov pauv, ua rau hluav taws xob network nyab xeeb, thiab ua haujlwm zoo dua. Cov tub txawg yuav tsum paub txog txoj haujlwm thiab cov tseev kom muaj ntawm bushings.
Cov FAQ
Q: 1. Koj tuaj yeem xa tus hloov pauv sai sai sai npaum li cas?
A: Nws nyob ntawm qhov ntau thiab muaj peev xwm ntawm kev hloov pauv, feem ntau nyob hauv ib hlis txij li hnub kos duab paub tseeb los ntawm tus neeg yuav khoom.
Q: 2. Ntev npaum li cas tuaj yeem muab cov khoom lag luam zoo?
A: 24 lub hlis txij li hnub hloov pauv ua haujlwm.
Q: 3. Dab tsi them txoj kev them nyiaj?
A: T / T (Hlau Hloov) nyiam, L / C ob qho tib si txais.
