Kev tiv thaiv tam sim no transformer (PCT) yog ib qho tseem ceeb ntawm kev tiv thaiv relay ntawm lub zog hluav taws xob. Nws yog lub luag haujlwm tseem ceeb rau kev hloov pauv qhov loj tam sim no ntawm lub ntsiab system mus rau theem nrab tam sim no teeb liab uas cov khoom siv tiv thaiv relay tuaj yeem txhais tau. Kev ua haujlwm ruaj khov ntawm CTs ncaj qha cuam tshuam rau kev ua haujlwm ntawm kev tiv thaiv ib puag ncig xws li kev tiv thaiv kev hla dhau thiab kev tiv thaiv sib txawv.
Yog li ntawd, kev tiv thaiv CTs yuav tsum tau tshuaj xyuas ib ntus thiab kev saib xyuas thaum lub sijhawm ua haujlwm ntev -. Kev saib xyuas txhua hnub tsis yog tsuas yog kuaj xyuas qhov zoo li ntawm cov khoom siv, tab sis kuj tseem saib xyuas cov hlua hluav taws xob, rwb thaiv tsev, cov khoom siv hluav taws xob thib ob, kev ua haujlwm kub thiab cov suab tsis zoo. Kev tshawb nrhiav cov teeb meem raws sij hawm tuaj yeem pab txo qhov kev pheej hmoo ntawm cov cuab yeej tiv thaiv ua haujlwm tsis zoo ntawm cov cuab yeej tiv thaiv, uas tuaj yeem ua yuam kev (tsis muaj tseeb) lossis ua haujlwm tsis raug thaum xav tau.
1.Kev tshuaj xyuas lub sijhawm tiv thaiv CT sab nrauv
Kev txheeb xyuas qhov tshwm sim yog qhov tseem ceeb ntawm kev tiv thaiv CTs los ntawm kev saib xyuas niaj hnub.
Ua ntej, tshuaj xyuas lub cev CT kom pom cov kab nrib pleb, tawg, deformation lossis lwm yam kev puas tsuaj. Rau cov chaw sab nraum zoov, xyuas kom pom tseeb tias muaj kab mob sib kis, plua plav lossis av noo.
Rau kev tiv thaiv CTs nrog rwb thaiv tsev, bushing, los yog terminals, saib rau hluav taws xob tawm, txawv txav overheating, los yog cov cim qhia ntawm rwb thaiv tsev cov ntaub ntawv aging.
Yog tias pom muaj qhov tsis txaus ntseeg tseem ceeb, tsis txhob ua haujlwm txuas ntxiv, tab sis ua kev tshuaj xyuas ntxiv raws li qhov xwm txheej ntawm cov cuab yeej siv thiab qhov chaw yuav tsum muaj kev nyab xeeb.
2.Kuaj xyuas thawj thiab thib ob sab xaim
Cov kab mob ntawm kev tiv thaiv CT cuam tshuam rau qhov tseeb kis ntawm cov cim tiv thaiv.
Thaum lub sij hawm niaj hnub tshuaj xyuas, xyuas kom meej tias cov kev sib txuas ntawm thawj thiab theem nrab muaj kev nyab xeeb thiab kuaj xyuas cov khoom xoob, oxidized, lossis txawv txav overheated terminals. Tsis tas li ntawd, thov xa mus rau cov khoom siv kos duab kom ntseeg tau tias cov kev teeb tsa thiab cov polarity yog qhov tseeb.
Kev saib xyuas tshwj xeeb yuav tsum tau them rau cov hluav taws xob theem nrab, vim tias cov khoom siv tiv thaiv relay cia siab rau cov teeb liab tam sim no. Cov terminals thib ob uas xoob, muaj kev sib cuag tsis zoo lossis muaj qhov tsis sib xws hauv Circuit Court yuav ua rau cov cuab yeej tiv thaiv tau txais cov cim tsis raug tam sim no.
daws teeb meem xws li kev sib txuas xoob lossis oxidation raws li cov txheej txheem tu; tsis txhob sim kho cov cuab yeej thaum nws muaj hluav taws xob.
3. Txheeb xyuas cov kab hluav taws xob thib ob
Qhov thib ob Circuit Court ntawm relay tiv thaiv CT yog qhov tseem ceeb txuas txuas tam sim no transformer thiab relay tiv thaiv ntaus ntawv. Nyob rau hauv lub chav kawm ntawm kev txij nkawm, kev ncaj ncees ntawm lub thib ob Circuit Court, kev ntseeg siab ntawm lub davhlau ya nyob twg kev twb kev txuas, lub rwb thaiv tsev ntawm lub Circuit Court yuav tsum tau soj ntsuam nrog rau kev ua hauj lwm ntawm lub relay tiv thaiv system, thiab tsis muaj teeb meem xws li Circuit Court breakage, luv luv Circuit Court los yog kev sib cuag tsis zoo yuav tsum tau paub tseeb tias.
Nws yog ib qho tseem ceeb tshwj xeeb uas yuav tsum tau hais txog tias qhov thib ob ntawm qhov tam sim no transformer tsis tuaj yeem qhib ntawm random. Yog tias tam sim no dhau los ntawm sab tseem ceeb, qhov qhib ntawm sab tuaj yeem tsim hluav taws xob siab, yog li ua rau muaj kev nyab xeeb.
Yog li ntawd, kev ntsuas kev nyab xeeb tsim nyog yuav tsum tau ua raws li cov txheej txheem kev khiav hauj lwm cuam tshuam thaum cov khoom siv hluav taws xob thib ob raug tswj xyuas, kuaj lossis hloov pauv.
4. Kev soj ntsuam ntawm kev ua haujlwm kub thiab cua sov anomalies
Thaum lub sijhawm ua haujlwm ntev -, qhov kub ntawm qhov chaw tiv thaiv tam sim no tuaj yeem nce siab vim qhov tsis zoo ntawm lub davhlau ya nyob twg, kev thauj khoom tsis zoo lossis teeb meem khoom siv sab hauv.
Thaum lub sij hawm soj ntsuam txhua hnub, qhov kub tsis zoo ntawm cov khoom siv thiab nws cov ntsiab lus sib txuas tuaj yeem raug saib xyuas los ntawm -kev tshuaj xyuas qhov chaw lossis qhov ntsuas kub kom tsim nyog.
Yog hais tias qhov kub ntawm lub davhlau ya nyob twg los yog cheeb tsam hauv cheeb tsam yog qhov txawv txav, qhov xwm txheej ntawm kev sib txuas, cov xwm txheej thauj khoom, thiab cov khoom siv kev ua haujlwm yuav tsum tau tshawb xyuas ntxiv.
Cov cheeb tsam uas pom pom pom tseeb ntawm kev kub dhau, kev puas tsuaj los yog cov cim ablation yuav tsum tau ua sai sai los ntawm cov neeg ua haujlwm tsim nyog.
5. Tshawb xyuas cov xwm txheej rwb thaiv tsev
Kev ua haujlwm rwb thaiv tsev yog lub hauv paus tseem ceeb rau kev tiv thaiv kev nyab xeeb ntawm kev hloov pauv tam sim no.
Tom qab khiav mus ntev, noo noo, muaj kuab paug, kev laus, kev puas tsuaj thiab lwm yam yuav cuam tshuam rau kev ua haujlwm rwb thaiv tsev. Yog li ntawd, kev rwb thaiv tsev yuav tsum tau kuaj xyuas thiab kuaj raws li hom khoom siv, kev ua haujlwm ib puag ncig thiab kev saib xyuas lub sijhawm.
Rau kev tiv thaiv CTs hauv cov tshuab hluav taws xob siab, kev ntsuas hluav taws xob tsis tuaj yeem ua raws li kev tshuaj xyuas qhov muag. Thaum tsim nyog, kev ntsuas rwb thaiv tsev yuav tsum tau ua los ntawm cov neeg ua haujlwm tsim nyog raws li cov kev qhia tshwj xeeb ntawm cov cuab yeej siv thiab cov txheej txheem xeem cuam tshuam.
Yog tias cov txiaj ntsig kev ntsuas hluav taws xob tsis zoo, qhov ua rau yuav tsum tau txiav txim siab los ntawm kev txheeb xyuas keeb kwm kev ua haujlwm thiab thaj chaw ntawm cov khoom siv, thiab cov khoom siv yuav tsum tsis txhob rov qab mus rau qhov kev pabcuam kom txog rau thaum cov txheej txheem rwb thaiv tsev cov khoom raug txheeb xyuas meej meej.
6.Kuaj xyuas lub suab txawv txav thiab tso tawm
Nyob rau hauv ib txwm ua hauj lwm tej yam kev mob, kev tiv thaiv tam sim no transformer yuav tsum tsis txhob ua tej yam txawv txawv suab.
Thaum kuaj xyuas, nws yuav tsum tau ua tib zoo saib xyuas seb puas muaj cov suab nrov txawv txav, cov suab nrov tawm los yog qhov txawv txav ntawm qhov chaw nyob ze ntawm cov khoom siv. Tshwj xeeb tshaj yog nyob rau hauv high -voltage ua hauj lwm ib puag ncig, txawv txav lub suab thiab cov cim tso tawm tej zaum yuav qhia tau hais tias muaj teeb meem muaj feem xyuam rau cov xwm txheej rwb thaiv tsev, muaj kuab paug, ya raws ingress los yog teeb meem kev twb kev txuas.
Yog tias pom qhov no, nws yuav tsum raug tshuaj xyuas thiab kho raws li cov cai tswj kev nyab xeeb ntawm qhov chaw thiab tsis muaj kev sib cuag ncaj qha lossis qhov ze rau cov khoom siv tsis raug tso cai.
7. Ua cov kev ntsuam xyuas hluav taws xob raws sij hawm
Ntxiv nrog rau kev soj ntsuam pom kev niaj hnub, kev tiv thaiv tam sim no transformers (CTs) xav tau kev ntsuas hluav taws xob tsim nyog raws li cov khoom siv tu lub sijhawm.
Kev ntsuas qhov project yuav tsum tau txiav txim siab raws li hom CT, daim ntawv thov kev tiv thaiv, kev khiav hauj lwm voltage thiab cov qauv siv tau. Piv txwv li, kev tshuaj xyuas yuav suav nrog kev hloov pauv, polarity, kev ua haujlwm ntawm rwb thaiv tsev thiab kev ua haujlwm tsis zoo cuam tshuam nrog kev tiv thaiv.
Rau kev tiv thaiv CTs siv nyob rau hauv qhov tseem ceeb relay tiv thaiv circuits, nws tseem yuav tsum tau xyuas kom meej tias lawv cov kev ua tau zoo nyob rau hauv qhov teeb meem tam sim no ua tau raws li cov kev cai ntawm kev tiv thaiv.
Thov nco ntsoov tias cov khoom kuaj tshwj xeeb, ntu ntu thiab kev lees txais yuav tsum ua raws li cov chaw tsim khoom, cov cai tswj xyuas lub zog hauv zos thiab cov qauv siv tau.
8. Tshawb xyuas kev sib koom tes ntawm kev tiv thaiv CT thiab cov khoom tiv thaiv relay
Kev tiv thaiv tam sim no transformers tsis ua haujlwm hauv kev sib cais. Lawv ua haujlwm nrog cov khoom siv tiv thaiv relay, Circuit Court breakers thiab lwm yam khoom siv los xyuas thiab tshem tawm qhov tsis raug.
Yog li ntawd, kev saib xyuas yuav tsum tsis txhob txwv rau CT chav tsev nws tus kheej, tab sis kuj yuav tsum hais txog nws txoj kev sib koom tes nrog kev tiv thaiv theem nrab.
Yog hais tias lub relay ntaus ntawv qhia ib tug txawv txav tam sim no nyeem ntawv, xa tawm ib tug tiv thaiv teeb liab los yog ua rau lub tswb, kev daws teeb meem yuav tsum muaj kev ntsuam xyuas ntawm CT auxiliary circuit, cov tswv yim ntawm cov cuab yeej tiv thaiv thiab lub xeev ntawm lub ntsiab system nyob rau hauv lub teb.
Kev kuaj xyuas tag nrho ntawm CT thiab kev tiv thaiv relay yuav tso cai rau kev txiav txim siab ntau dua ntawm seb qhov teeb meem yog vim li cas tam sim no transformer, txuas txuas ntxiv lossis cov cuab yeej tiv thaiv nws tus kheej.
9. Kev saib xyuas cov ntaub ntawv ua haujlwm thiab kev saib xyuas
Kev tiv thaiv tam sim no transformer txij nkawm yuav tsum tsis yog nyob ntawm kev tshuaj xyuas ib ntus xwb; yuav tsum tau tsim ib daim ntawv teev cov khoom siv dav dav.
Cov ntaub ntawv yuav tsum suav nrog lub sijhawm ntawm kev tshuaj xyuas, qhov pom kev, qhov xwm txheej thaiv, ntsuas qhov ntsuas kub, txhua qhov tsis xws luag thiab cov ntsiab lus ntawm kev kho lossis kho.
Cov cua kub txawv txav, teeb meem rwb thaiv tsev lossis cov cim tiv thaiv tsis zoo yuav tsum tau sau tseg.
Los ntawm kev sib piv cov ntaub ntawv ua haujlwm ntev - lub sijhawm ua haujlwm, nws yooj yim dua los txheeb xyuas qhov kev hloov pauv ntawm cov khoom siv thiab muab cov ntaub ntawv muaj txiaj ntsig zoo rau kev saib xyuas yav tom ntej thiab kev tshuaj xyuas tsis raug. Tsis txhob dig muag txuas ntxiv ua haujlwm tom qab pom qhov tsis txaus ntseeg.
Yog hais tias qhov kev tiv thaiv tam sim no transformer pom pom muaj kab nrib pleb, overheating loj, rwb thaiv tsev anomalies, paug qhia los yog lwm yam Circuit Court irregularities, nws yuav tsum tau kho tam sim ntawd raws li txoj cai kev nyab xeeb teb.
Kev tshuaj xyuas thiab kev soj ntsuam ntawm kev tiv thaiv CTs, tshwj xeeb tshaj yog CTS hauv cov hluav taws xob hluav taws xob siab, tuaj yeem ua rau muaj kev pheej hmoo hluav taws xob loj. Cov dej num cuam tshuam nrog hluav taws xob hluav taws xob, kev ua haujlwm thib ob lossis kev kuaj hluav taws xob yuav tsum tau ua los ntawm cov neeg ua haujlwm tsim nyog thiab cov neeg ua haujlwm tsim nyog raws li cov txheej txheem tsim.
Tsis txhob hla kev tiv thaiv kab mob los yog luv luv -circuit los yog disconnect ob circuits nyob rau hauv thiaj li yuav rov qab mus rau kev pab sai sai.
Xaus:
Kev tshuaj xyuas niaj hnub thiab kev saib xyuas ntawm PCT feem ntau suav nrog kev tshuaj xyuas qhov muag, kev tshuaj xyuas cov kab hluav taws xob, kev ntsuas hluav taws xob thib ob, kev ntsuas kub, ntsuas kev ntsuas hluav taws xob, kev ntsuas hluav taws xob thiab kev tiv thaiv kev sib koom ua pov thawj.
Thaum lub sij hawm txij nkawm, tshwj xeeb yuav tsum tau them nyiaj rau kev nyab xeeb ntawm ob lub circuits. Qhov thib ob ntawm kev tiv thaiv CT yuav tsum tsis pub qhib; Tsis tas li ntawd, txhua qhov kev saib xyuas thiab kev sim ua haujlwm yuav tsum ua raws li cov cuab yeej kev qhia tshwj xeeb thiab ntawm - cov cai tswj kev nyab xeeb ntawm qhov chaw.
Nyob ntawm qib voltage, kev tsim qauv thiab kev tiv thaiv daim ntawv thov ntawm lub tshuab hloov tam sim no, cov khoom siv tshuaj xyuas tshwj xeeb thiab kev saib xyuas lub sijhawm yuav txawv. Yog li ntawd, txoj kev npaj kho yuav tsum tau tsim ua raws li cov chaw tsim khoom cov ntaub ntawv, cov kev cai tswj xyuas lub zog thiab cov qauv siv tau los xyuas kom lub sijhawm ntev - kev ruaj ntseg ntawm kev tiv thaiv tam sim no transformer.
