Cov hluav taws xob hluav taws xob hluav taws xob siab (lossis hloov hluav taws xob siab) yog lub zog tseem ceeb tswj cov khoom siv hluav taws xob, nrog cov yam ntxwv tua hluav taws, thaum ua haujlwm ib txwm ua haujlwm ntawm lub kaw lus, nws tuaj yeem txiav tawm thiab hla kab thiab ntau yam khoom siv hluav taws xob tsis muaj thauj khoom thiab thauj khoom. tam sim no; Thaum qhov ua txhaum tshwm sim hauv qhov system, nws thiab tiv thaiv kev tiv thaiv, tuaj yeem txiav tawm sai sai tam sim no, txhawm rau tiv thaiv kev nthuav dav ntawm qhov xwm txheej.
Qhov kev hloov pauv tsis muaj lub tshuab tua hluav taws. Txawm hais tias cov kev cai teev tseg tias nws tuaj yeem ua haujlwm nyob rau hauv qhov xwm txheej uas qhov thauj khoom tam sim no tsawg dua 5A, nws feem ntau tsis ua haujlwm nrog thauj khoom.Yog li cas, qhov kev tshem tawm kev sib txuas muaj cov qauv yooj yim, thiab nws lub xeev kev ua haujlwm tuaj yeem pom ntawm ib nrais muag los ntawm cov tsos. Muaj qhov pom tseeb qhov cuam tshuam thaum lub sijhawm kho.
Lub tshuab hluav taws xob siv hluav taws xob raug xa mus rau "hloov pauv", tshem tawm qhov hloov pauv siv yog hu ua "riam nres", ob qho tib si feem ntau siv ua ke.
1) Lub siab hloov pauv hluav taws xob tuaj yeem tawg nrog load, nrog rau tus kheej tua hluav taws ua haujlwm, tab sis nws lub peev xwm tawg yog me me thiab txwv.
2) Kev hloov pauv hluav taws xob feem ntau tsis yog nrog lub nra tawg, tsis muaj cov txheej txheem npog, tseem muaj qhov hloov pauv hluav taws xob siab tuaj yeem ua rau tawg, tab sis cov qauv sib txawv ntawm qhov hloov pauv, qhov yooj yim.
3) Kev hloov hluav taws xob siab thiab hloov qhov hloov hluav taws xob siab tuaj yeem tsim qhov pom kev tawg. Feem ntau cov hluav taws xob hluav taws xob hluav taws xob hluav taws xob tsis muaj kev cais tawm, thiab ob peb lub tshuab hluav taws xob hluav taws xob muaj hluav taws xob muaj qhov ua haujlwm cais tawm.
4) Qhov hloov pauv hluav taws xob siab tsis muaj kev tiv thaiv kev ua haujlwm, kev tiv thaiv kev hloov pauv hluav taws xob siab feem ntau yog kev tiv thaiv fuse, tsuas yog tawg sai thiab dhau tam sim no.
5) Lub peev xwm tawg ntawm qhov hluav taws xob hluav taws xob hluav taws xob tuaj yeem ua tau siab heev hauv cov txheej txheem tsim khoom.Muaj feem ntau vam khom rau lub tshuab hluav taws xob tam sim no nrog cov cuab yeej siv thib ob los tiv thaiv.Koj muaj kev tiv thaiv luv luv, tiv thaiv kev tiv thaiv, tiv thaiv to thiab lwm yam haujlwm.
Kev faib tawm ntawm kev hloov pauv kev ua haujlwm
1. Kev faib tawm ntawm kev hloov pauv kev ua haujlwm
Peb tam sim no ntsib qhov hloov pauv feem ntau muab faib ua cov roj ntau dua (cov qauv qub, tam sim no yuav luag tsis pom), cov roj tsawg (qee cov neeg siv tseem nyob), SF6, lub tshuab nqus tsev, GIS (cov khoom siv hluav taws xob ua ke) thiab lwm yam. nruab nrab ntawm qhov hloov. Rau peb theem ob, cuam tshuam zoo yog kev ua haujlwm ntawm kev hloov.
Hom txheej txheem tuaj yeem faib ua hluav taws xob ua haujlwm tshuab (feem ntau qub, feem ntau hauv cov roj lossis cov roj hluav taws xob luv Circuit Court breaker tau nruab nrog qhov no); Lub caij nplooj ntoo hlav ua haujlwm (tam sim no feem ntau, SF6, nqus, GIS feem ntau nruab nrog lub tshuab no); ABB tsis ntev los no tau qhia hom tshiab ntawm tus neeg siv khoom siv hlau nplaum tas mus li (xws li VM1 lub tshuab nqus tsev nqus hluav taws xob).
2. Electromagnetic kev khiav hauj lwm mechanism
Lub tshuab hluav taws xob ua haujlwm hluav taws xob ua haujlwm tau zoo tag nrho ntawm lub tshuab nqus hlau nqus hluav taws xob tsim los ntawm kev kaw tam sim no ntws los ntawm cov raj kaw kom kaw thiab nias lub caij nplooj ntoo hlav. Qhov kev mus los feem ntau tso siab rau lub caij nplooj ntoo hlav mus ncig ua si kom muab lub zog.
Yog li no, hom kev ua haujlwm ntawm kev mus los tam sim no me me, tab sis qhov kaw tam sim no loj heev, tuaj yeem ncav cuag ntau dua 100 amperes.
Qhov no yog vim li cas dc system ntawm lub chaw hloov chaw yuav tsum qhib thiab kaw lub npav kom tswj lub npav.
Lub tsheb npav kaw tau ncaj qha rau ntawm lub roj teeb pob, qhov kaw qhov hluav taws xob yog qhov hluav taws xob ntawm lub roj teeb pob (feem ntau yog txog 240V), kev siv cov roj teeb tso tawm kom muab lub zog loj tam sim no thaum kaw, thiab qhov hluav taws xob tau ntse heev thaum kaw. Thiab lub tsheb npav tswj hwm yog hla cov saw hlau txuas kauj ruam thiab niam txuas ua ke (feem ntau tswj tau ntawm 220V), kaw yuav tsis cuam tshuam rau kev ruaj ntseg ntawm kev tswj hwm lub tsheb npav.Vim li cas qhov kaw tam sim no ntawm lub tshuab hluav taws xob ua haujlwm loj heev, tiv thaiv kaw Circuit tsis yog ncaj qha los ntawm kev kaw lub kauj, tab sis los ntawm kev kaw tus neeg sib txuas.Qhov kev mus ncig yog txuas ncaj qha mus rau lub kauj kauj.
Kaw cov xov tooj sib txuas feem ntau yog hom hluav taws xob, tus nqi tiv thaiv yog loj (ob peb K). Thaum kev tiv thaiv tau ua haujlwm nrog cov kab ke no, yuav tsum tau them nyiaj rau kaw kom kaw qhov pib dav dav. feem ntau tuaj yeem pib, yog li kev tiv thaiv kev dhia tseem muaj nyob.Qhov hom txheej txheem no muaj sijhawm kaw ntev (120ms ~ 200ms) thiab qhib sijhawm luv (60 ~ 80ms).
3. Lub caij nplooj ntoo hlav ua haujlwm
Hom txheej txheem no yog siv ntau tshaj plaws nyob rau tam sim no, nws kaw thiab qhib kev cia siab rau lub caij nplooj ntoo hlav los muab lub zog, dhia kaw cov kab tsuas yog muab lub zog rub tawm lub caij nplooj ntoo hlav tso tus pin, yog li qhov dhia kaw tam sim no feem ntau tsis loj. Lub zog hluav taws xob caij nplooj ntoo hlav tau nrawm los ntawm lub zog cia lub zog.
Caij nplooj ntoos hlav lub zog cia tus neeg teb xov tooj thib ob
Rau cov txheej txheem ua haujlwm ywj pheej, kaw lub npav feem ntau muab lub zog rau lub zog cia lub cev muaj zog, thiab tam sim no tsis loj, yog li tsis muaj qhov sib txawv ntau ntawm kev kaw tsheb npav thiab tsheb npav tswj.Protection nrog nws kev sib koom tes, feem ntau tsis muaj tshwj xeeb yuav tsum tau them sai sai rau qhov chaw.
4. Tus neeg teb xov tooj ruaj khov
Tus neeg siv hlau nplaum ruaj khov yog lub tshuab siv los ntawm ABB rau kev lag luam hauv tsev, thawj zaug siv rau nws VM1 10kV lub tshuab nqus tsev Circuit Court breaker.
Nws lub hauv paus ntsiab lus zoo ib yam li cov khoom siv hluav taws xob, lub zog tsav yog ua los ntawm cov khoom siv hlau nplaum ruaj khov, cov hlau nplaum ruaj khov nyob ib puag ncig cov tshuab hluav taws xob.
Raws li qhov xwm txheej ib txwm muaj, lub tshuab hluav taws xob tsis tau them nqi, thaum hloov mus qhib lossis kaw, los ntawm kev hloov pauv qhov sib txawv ntawm cov kauj siv cov hlau nplaum nyiam lossis txoj cai quab yuam, tsav qhib lossis kaw.
Txawm hais tias qhov tam sim no tsis me me, qhov hloov pauv yog "khaws" los ntawm lub peev xwm loj, uas tau tso tawm kom muab qhov loj tam sim no thaum ua haujlwm.
Qhov zoo ntawm cov txheej txheem no yog qhov me me, tsis tshua muaj kev sib kis ntawm cov khoom siv, yog li kev ntseeg tau zoo dua li cov tshuab ua haujlwm ywj pheej.
Ua ke nrog peb cov cuab yeej tiv thaiv, peb txoj kev hla hla ua rau muaj kev tiv thaiv kev tiv thaiv-lub xeev muaj zog uas xav tau peb kom muab nws nrog lub plawv dhia ntawm kev nqis tes ua.
Yog li, qhov hloov pauv, ua kom lub voj yeej tsis tuaj yeem pib, kev tiv thaiv kev dhia yuav tsis pib (lub tshuab nws tus kheej nrog dhia).
Txawm li cas los xij, nws yuav tsum tau sau tseg tias vim tias muaj qhov ua haujlwm siab ntawm kev sib hloov hauv lub xeev, cov qauv tsim TW tsis zoo txuas nrog lub kaw lus kaw, uas yuav tsis ua rau lub xeev khov kho ua haujlwm, tab sis nws yuav ua rau txoj haujlwm relay yuav pib tsis tau vim ntau dhau ib nrab qhov hluav taws xob.
1. Sab saum toj rwb thaiv tsev lub tog raj kheej (nrog lub tshuab nqus tsev arc-extinguishing chamber)
2. Txo lub tog raj kheej rwb thaiv tsev
3. Kev tuav tes qhib
4. Chassis (built-in cov hlau nplaum ua haujlwm ruaj khov)
Voltage hloov pauv
6. Hauv qab xaim
7. Tam sim no transformer
8. Ntawm kab
Qhov xwm txheej no tau ntsib hauv thaj chaw, kev tshuaj xyuas tshwj xeeb thiab ua cov txheej txheem tuaj yeem pom hauv qhov teeb meem debugging ib feem ntawm daim ntawv no, muaj cov lus piav qhia ntxaws.
Kuj tseem muaj cov khoom lag luam ntawm cov hlau nplaum ua haujlwm ruaj khov nyob hauv Suav teb, tab sis qhov zoo tsis tau dhau mus rau tus qauv ua ntej. Nyob rau xyoo tas los no, qhov zoo tau maj mam coj tuaj rau tom khw.Kev xav txog tus nqi, kev siv tshuab hlau nplaum ruaj khov hauv tsev feem ntau tsis muaj peev xwm, thiab tam sim no tau muab ncaj qha los ntawm kev kaw tsheb npav.
Peb cov txheej txheem kev khiav haujlwm yog tsav los ntawm tus neeg tiv toj-tawm (feem ntau xaiv hom tam sim no), tuav thiab tiv thaiv dhia feem ntau tuaj yeem pib.
5.FS hom "hloov" thiab lwm yam
Qhov peb tau hais los saum no yog cov khoom siv hluav taws xob (feem ntau hu ua hloov pauv), tab sis peb yuav ntsib cov neeg siv hu li cas FS hloov pauv hauv kev tsim hluav taws xob cog. FS hloov pauv yog qhov luv rau kev hloov pauv + fuse nrawm.
Vim tias qhov hloov pauv tau kim dua, qhov FS Circuit no tau siv los cawm tus nqi.Qhov qub tam sim no raug tshem tawm los ntawm qhov hloov pauv, thiab qhov ua txhaum tam sim no raug tshem tawm los ntawm qhov fuse sai.
Hom kev siv hluav taws xob no ib txwm muaj nyob hauv 6kV lub tshuab cog hluav taws xob.Kev tiv thaiv ua ke nrog cov kab hluav taws xob no feem ntau yuav tsum txwv tsis pub hla los yog tso cai rau tshem tawm tam sim no sai sai los ntawm kev ncua thaum qhov ua txhaum tam sim no ntau dua li qhov tso cai tawg tam sim no ntawm qhov hloov pauv. Qee tus neeg siv fais fab nroj tsuag yuav tsis xav tiv thaiv lub voj tuav.
Vim tias qhov tsis zoo ntawm qhov hloov pauv, kev sib cuag pabcuam yuav tsis nyob hauv qhov chaw, thiab thaum pib ua kom muaj hluav taws xob pib, nws yuav tsum tso siab rau lub chaw pabcuam sib txuas sib txuas kom qhib ua ntej rov qab, txwv tsis pub lub dhia kaw tam sim no yuav ntxiv rau qhov dhia kaw kauj kom txog thaum lub kauj kub hnyiab tawm.
Cov hlua kaw kaw tau tsim los ua kom muaj zog nyob rau lub sijhawm luv. Yog tias tam sim no ntxiv rau lub sijhawm ntev, nws yog qhov yooj yim hlawv tawm.Thiab peb twv yuav raug hu xav kom muaj lub voj tuav, txwv tsis pub nws yooj yim heev rau hlawv cov tiv thaiv.
Yog lawm, yog tias tus neeg siv hauv thaj av hais kom ua, tuav lub voj kuj tseem tuaj yeem tshem tawm.Qhov dav, txoj hauv kev yooj yim yog txiav tawm kab ntawm kab ntawv hauv Circuit Court uas ua rau qhib kev sib cuag ntawm kev sib txuas nrog tus poj niam tswj tau zoo.
Hauv qhov chaw debugging yuav tsum tau them sai sai rau, yog tias lub qhov hluav taws xob qhib thiab kaw haujlwm, qhov ntsuas qhov haujlwm tau tawm. yuav tsum muab tua tam sim ntawd txhawm rau tiv thaiv qhov kub hnyiab hloov qhov no.
Sijhawm Tshaj Tawm: Aug-04-2021