Lub tais 'me me' ntawm cov hlau?
Cov "me me tais" yog kev hu uatshuaj insulators, vim hais tias yav dhau los, feem ntau ntawm lawv tau ua los ntawm Ceramics, yog li ntau tus neeg ua haujlwm muaj zog kuj nyiam hu rau lawvPorcelain FwjCov. Tsis txhob ua rau cov me me no 'me ntsis tais', lawv yogTseem ceeb heev feem ntawm kis cov kab,ncaj qha cuam tshuam nrog kev ruaj khov thiab kev ua haujlwm zoo ntawm lub hwj chim sib tshooj.
Lub insulators yog dab tsi?
Tshuaj insulatorsyog tsim los ntawm insulating cov khoom siv thiab hlau fittings, thiab feem ntau koom ua ke nrog cov nplaum hauv nruab nrab. Cov rwb thaiv tsev cov khoom siv tuaj yeem ua kom muaj hluav taws xob zoo
Rwb thaiv tsev lub zog ntawm insulator, thaum lub zog kho vajtse yog siv los txhim kho insulator.
Muaj ntau hom insulators.
Raws li Txoj kev teeb tsa, nws tuaj yeem faib ua keRaug tshem tawm insulators thiab tshaj tawm insulators.
△Raug Ncua Tuaj Insulators tau siv dav rau rwb thaiv tsev thiab kho tshuab txhim kho ntawm cov busebars yoog raws cov kab mob siab, cov chaw nres tsheb fais fab, thiab chaw hloov chaw. Ncua Kev Ncua Tuaj tuaj yeem muab faib uaDisc - Cov Qauv Kev Tshem Tawm Insulators thiab Qws - Tus Qauv Tshem Tawm Insulators.
Pillar insulators yog siv rau rwb thaiv tsev rwb thaiv tsev thiab kho tshuab hluav taws xob thiab cov khoom siv hluav taws xob hauv cov chaw nres tsheb fais fab thiab hloov chaw. Post insulators feem ntau siv los ua cov khoom siv hluav taws xob xws li cov hloov hluav taws xob xws li cov hloov hluav taws xob cais thiab cov hluav taws xob sib cog lus.
Raws li cov ntaub ntawv rwb thaiv tsev, Nws tuaj yeem muab faib ua Tej Heramic Insulators, Cov Insulators, thiab Insulators (tseem hu ua Composite insulators).Iav Insulators thiab Cov Infenchas Insulators yog feem ntauDisc - Daim Duab, Thaum sib xyaw ua ke insulators feem ntau yog ntev qws - puab. Yog li, "me me tais" feem ntau yuav yog ib lub iav insulatoror plooj (veneers) insulator.
Qhov kom zoo ntawm cov pob hluav taws xob?
Lub rwb thaiv tsev feem ntawm plooj (cov khoom siv hluav taws xob, uas muaj lub zog hluav taws xob zoo, muaj peev xwm ua kom muaj zog, cov tshuab ua kom zoo nkauj, thiab hloov hluav taws xob zoo. Txawm li cas los xij, yog tias muaj qhov tsis xws, nws tsis yooj yim pom.
Dab tsi yog qhov kom zoo dua ntawm cov tshuaj insulators?
Lub rwb thaiv tsev feem ntawm cov insulators yog ua los ntawm lub khob tempered, uas muaj cov tshuab zog muaj zog, tsis yog nquag los ua kom tawg rau saum npoo av, thiab muaj kev laus tsawg.
Dab tsi yog qhov zoo ntawm kev sib xyaw cov insulators?
Composite insulators yog me me, lub teeb nyob rau hauv tensile muaj zog, tab sis lawv lub peev xwm ua kom laus yog qis dua porcely thiab iav insulators.
Tsis tas li ntawd, muaj cov kuab paug tiv thaiv insulators tshwj xeeb tsim rau cov chaw muaj kuab paug no (cia li ua paug rau DC insulators siv hauv DC cov kab kis.
Dab tsi yog qhov ua haujlwm ntawm 'lub tais me me "?
Txoj kev ua haujlwm ntawm insulators yog dab tsi?
Cov kab kis tau peb feem ntau pom yog kev txhawb nqa thiab txuas nrog los ntawm cov hlau yees thiab ncej. Ib tug phooj ywg ib zaug nug, txhawb cov pob zeb ua haujlwm thiab cov xov hlau ob leeg feem ntau yog feem ntau yog cov xov hlau ntau dua "tsis muaj rwb thaiv tsev. Puas yuav tsis muaj kev xau thaum txuas nrog lawv?
Qhov tseeb, yog tias koj tau soj ntsuam kom zoo zoo, koj yuav pom tias cov xov hlau tsis txuas ncaj qha rau tus ncej thiab cov yees, tab sis rau cov insulators.
Los ntawm daim duab saum toj no, nws tuaj yeem pom tau tias cov hlau tau tsau rau ntawm insulator, cov insulator tau tsau rau ntawm tus ncej hlau yog tsau rau ntawm tus ncej lossis hlau.
Yog li, txoj haujlwm ntawm insulators yog:
Txhawm rau kom tiv thaiv qhov nro thiab cov khoom siab tsim los ntawm cov xaim, txhim kho cov hlau rau tus pej thuam.
✔ Tsim kho kom zoo ntawm cov neeg nqa khoom tam sim no (xws li xaim) thiab lub ntiaj teb.
Ntawm kis cov kab nrog cov hluav taws xob ntau dua, cov insulators feem ntau tsis yog "ib leeg tub rog tawm tsam", tab sis txuas nrog hauv cov lus. Peb hu hom "pab pawg" insulator txoj hlua. Qhov siab dua qhov kev sib tw theem ntawm cov kis tau tus kis, lub ntev dua cov hlua insulator feem ntau.
Cia peb ntxig rau ib qho me me:
Muaj ib hnub, koj thiab koj tus hluas nkauj (hluas nraug) taug kev ntawm txoj kev thaum dheev muaj hlau hlau thiab lub hwj huam kis tau nyob rau hauv pem hauv ntej ntawm lawv. Kuv tus hluas nkauj (tus hluas nraug) kev loj hlob ntawm hluav taws xob engineering tau txiav txim siab sim sim koj: "Dab tsi hluav taws xob theem yog qhov kev sib tw no kis
Txij ntawm no, koj tsuas yog yuav tsum nrhiav tus "me me" ntawm tus lej kis thiab suav tus naj npawb ntawm "cov tais me me" los txiav txim siab qhov hluav taws xob ntawm txoj kab.
Feem ntau hais lus -
Muaj txog peb lub tais me me "ntawm 35 kV cov kab hluav taws xob,
Muaj txog 7 "lub tais me me" ntawm 110 kV kab,
Muaj txog 14 xyoos me me lub tais "ntawm 220 kV cov kab hluav taws xob,
Muaj txog 19 "lub tais me me" ntawm 330 kV kab,
Txog 28 "lub tais me me" ntawm 500 kV kab,
Txog 36 "lub tais me me" ntawm 750 kV kab,
Muaj txog 58 "lub tais me me" ntawm 1000 kv yam muaj kab.
Tau kawg, qhov no tsuas yog kev txiav txim siab me, thiab feem ntau cov teeb meem yuav tsum tau tshuaj xyuas, qhov chaw siab tshaj plaws lossis cov neeg tsis muaj zog lossis cov tshuaj insulators xav tau ntxiv.
Nov yog txoj hlua insulator nrog kev kub siab ntawm 1000 kilovolts. Tom qab ceev faj suav, muaj txog 50 - 60 "lub tais me me", muaj ntau yam!
Vim li cas insulators tau ua li no?
Ntawm no peb yuav tsum tau ua ntej piav qhia ib lub hom kev tshaj lij uas cuam tshuam nrog cov insulators - Cov pa hluav taws xob.
Cov av qias neeg tsis huv, ntsev tsis muaj kuab paug, huab ua pa dej qias neeg yuav ua cov yeeb yaj kiab hluav taws xob txuas nrog cov kev ua yeeb yam noo noo, txo cov rwb thaiv tsev ua haujlwm ntawm cov insulators. Qhov no yuav ua rau muaj kev xau dej tam sim no ntws los ntawm cov insulator thiab muaj zog tso tawm penomena hauv qab hluav taws xob teb. Qhov tshwm sim no hu ua cov kuab paug.
Insulator muaj kuab paug Flashover xeem. (Los ntawm Tuam Tshoj Hluav Taws Xob Hluav Taws Xob Kev Tshawb Fawb Lub Koom Haum)
Muaj ntau ntau ntsuas los tiv thaivCov pa hluav taws xob. Cov txheej txheem ib txwm yog los ntxuav lub zog hluav taws xob thaum lub caij nplooj ntoo hlav thiab lub caij nplooj ntoo hlav, thiab siv cov roj ntau si xws li cov roj silicone thiab silicone roj. Tsim kho kev hloov kho qhov sib nrug ntawm insulators kuj yog ib txoj kev.
Ntawm no, thov muab lub sij hawm tshaj lij thib ob -Creepage nrug debCov. Creepage nrug yog txoj kev luv tshaj plaws ntsuas ntsuas raws ntawm cov insulator ntawm ob qho kev ua haujlwm lossis nruab nrab ntawm cov khoom siv sib xyaw thiab cov khoom tiv thaiv. Qhov tsawg kawg nkaus kev yuav tsum muaj rau cov insulators hauv cov kab sib kis tau cuam tshuam nrog lub voltage ntawm insulator cov ntaub ntawv, thiab cov pa rwb thaiv tsev nyob ib puag ncig puag ncig. Feem ntau, ntev dua qhov ntev li deb, tsawg dua nws yog rau cov kuab paug flashover tshwm sim.
Kev sib cav sib ceg yuav pom tau raws li qhov deb tshaj plaws uas tus ntsaum yuav tsum mus ncig ntawm ib lub cev raug them rau lwm lub cev.
Tsim qauv insulors nyob rau hauv cov duab ntawm nkhaus, fawm kib 'me me uas ua kom muaj kev ncua deb thiab tiv thaiv cov kab kis mus los ntawm kev paub' kev ua qias tuaj '. Ib qho ntxiv, thaum lub sijhawm nag, cov tshuaj insulator no tuaj yeem tiv thaiv cov dej phwj tuaj los ntawm nws qhov sab saud, sib sau cov dej hauv qab. Tom qab cov plua plav poob rau ntawm no cov tshuaj insulator, nws yuav tsis sib luag, uas rau qee yam kom ntseeg tau lub zog compressive.
Tiv thaiv kev ua qias tuaj muaj kuab paug yog ib txoj haujlwm tseem ceeb heev hauv kev ua haujlwm thiab kev saib xyuas ntawm cov kab kis. Thaum lub caij nplooj ntoo hlav thiab lub caij nplooj zeeg kev tshuaj xyuas ntawm lub hwj chim daim phiaj, cov neeg ua haujlwm GROs yuav nce siab thiab cov neeg ua haujlwm so!
Pom qhov no, koj puas paub tias cov 'me ntsis tais' yog qhov tseem ceeb heev? Vim nws yog qhov tseem ceeb, tsis txhob hu nws 'me ntsis lub tais ntim mis'. Nyeem tawm nws lub npe scientific nrov nrog nws:Jue Yuan Zi!Tshuaj insulator