Kev Ntsuas Siab HighTing Txheej txheem cej luam
Kev Ntsuas Siab Siabis used to ensure the safety, reliability, and operational effectiveness of electrical equipment and components under conditions of high voltage. Electrical equipment like transformers, cables, circuit breakers, motors, and generators need to be able to operate safely and efficiently at the high voltages they are designed for.
Hauv kev xeem cov kev xeem no, cov cuab yeej siv hluav taws xob (feem ntau muaj ntau dua li lawv cov kev coj ua, thiab qhov tsis tiav, lossis tsis ua haujlwm .
Cov ntsiab lus tseem ceeb ntawm cov kev ntsuas siab siab
{{01. hipot (muaj peev xwm siab)
TusKuaj ntshav hipotfeem ntau siv los txiav txim siab txog kev ncaj ncees ntawm kev ua haujlwm hluav taws xob los ntawm kev ua haujlwm siab ntawm cov kab ke tsis muaj kev ntxhov siab yam tsis muaj kev cuam tshuam rau kev ntxhov siab yam tsis muaj kev cuam tshuam rau kev ntxhov siab yam tsis muaj kev cuam tshuam rau kev cuam tshuam tsis tau tawg cia.
Kuaj teeb:
Cov Khoom Kuaj: A Hipot TesterlossisHigh-voltage dielectric testeryog siv .
Cov txheej txheem ntsuas: A High-voltage ac lossis dcis applied to the component. Typically, the voltage is 1.5–2 times the rated voltage of the system under test.
Txog kawg: Qhov kev ntsuas yog feem ntau ua rau30 vib nas this rau 1 feeb, txawm hais tias lub sijhawm tuaj yeem sib txawv raws li cov cuab yeej loj thiab sim cov qauv kev cai .
Hla kev: Yog hais tias rwb thaiv tsev yog lawm, yuav tsis muaj kev tawg lossis dhau los}}}}}}}}}}}}}}}}} .
Qhov Zoo:
Kuaj pomCov pob hluav taws xob tsis muaj zoglossisCov rwb thaiv tsev tsis muaj zogNyob rau hauv lub system .
Pab tiv thaiv kev ua haujlwm ua haujlwm los ntawm kev lees paub lub rwb thaiv tsev rwb thaiv tsev ua ntej cov cuab yeej muab tso rau hauv kev pabcuam .
2.} Rwb Thaiv Thaiv Kuj Xeem (IR Tes)
TusRwb thaiv tsev tsis kamPuas yog lwm txoj kev tseem ceeb los ntsuas qhov mob ntawm rwb thaiv tsev ntawm cov tshuab hluav taws xob {}} txoj kev ntsuas no ntsuas tusKev Tawm Tsam Ntawm Rwb Thaiv Tsevrau tam sim no tsis txaus siab nyob rau hauv aDC voltage.
Kuaj teeb:
Cov Khoom Kuaj: A meOhmermeter(rwb thaiv tsev tsis kam sim tester) siv daim DC voltage (feem ntau500v rau 5kv).
Cov txheej txheem ntsuas: Tus tester txuas nrog ntawm cov khoom siv thiab hauv av {{} Tam sim no los ntawm rwb thaiv tsev .
Hla kev:
Lub siab rwb thaiv tsev tsis kam yuav tsum tau (feem ntau nyob rau hauvmegaohms (mω)ntau yam) {{.}} Yog tias cov tsis kam poob qis dua ntawm cov uas tau lees txais (E {{1} g.,1 MΩlossis qis dua), nws qhia cov teeb meem muaj peev xwm nrog cov rwb thaiv tsev .
Qhov Zoo:
Muab kev pom rau kev noj qab haus huv tag nrho ntawm cov ntaub ntawv rwb thaiv tsev .
Pab tshawb xyuas qhov tsis zoo, ya raws, lossis lwm yam teeb meem uas tuaj yeem ua rau yav tom ntej tsis ua rau.
{{0 {}} voltage withstst (endurance) xeem
TusVoltage wallstand kuaj(tseem hu ua tusKev Xeem Das) Ntsuas qhov system muaj peev xwm tiv taus cov kev ntxhov siab ntau dua dhau lub sijhawm . tsis zoo li qhov nrawmKuaj ntshav hipot, qhov ntsuas hluav taws xob tiv thaiv feem ntau cuam tshuam nrog kev siv cov kab ke rau voltage raulub sijhawm ntev dua(e {{. g ., ob peb teev) {2}.
Kuaj teeb:
Cov Khoom Kuaj: Lub siab-voltage qhov chaw (txawm yog AC lossis DC) muaj peev xwm muab cov khoom siv voltage yuav tsum tau ntsuas {}}
Cov txheej txheem ntsuas: Cov khoom siv tau raug rau kev txuas ntxiv hluav taws xob siab, feem ntau1.25-1.5 zaug nws tau ntsuas hluav taws xob, dhau lub sijhawm ncua sijhawm (e . g.,1 teevlossis ntev dua) .
Hla kev: Lub kaw lus yuav tsum muaj peev xwm tiv tau cov khoom siv voltage yam tsis muaj kev puas tsuaj lossis kev hloov pauv tseem ceeb, lossis tsis ua haujlwm).
Qhov Zoo:
Simulates tiag-ntiaj teb cov xwm txheej, suav nrogKev ntxhov siab tas mus lintawm rwb thaiv tsev thiab cov khoom .
Qhia txog cov cuab yeej ntawd yuav tsis swb thaum siv sijhawm ua ib txwm muaj nyob rau hauv high-voltage tej xwm txheej .
4.} kev sim tam sim no
TusKev ntsuas kev ntsuas tam sim nontsuas qhov tam sim no uas xau dhau ntawm cov rwb thaiv tsev thaum lub siab ntsuas yog qhov tam sim no yog ib txwm muaj, tab sis kev ua kom muaj kev cuam tshuam tsis zoo lossis tsis pom zoo.
Kuaj teeb:
Cov Khoom Kuaj: Lub high-voltage kuaj ntaus ntawv nrog qhov ntsuas tam sim no .
Cov txheej txheem ntsuas: Lub siab voltage (feem ntauAC lossis DC) yog thov rau lub kaw lus . Tus nqi ntawm kev so tam sim no yog soj ntsuam seb nws txwv tsis pub siv {}}
Hla kev: Cov to taub tam sim no yuav tsum muaj tsawg heev thiab tsis pub dhau ntawm cov khoom siv hluav taws xob, nyob ntawm cov khoom siv specifications .
Qhov Zoo:
Pab tau rau kev kuaj xyuas cov rwb thaiv tsev me uas tsis tuaj yeem ua rau yav tom ntej (e {}}}
Pab txheeb xyuas lub peev xwmRwb thaiv tsev kev puas ntsooglossistsis huv(e {{. g .}, ntawm noo noo) .
5.} diteectric poob hauj lwm
TusDielectric kev puas tsuaj tastxiav txim siab qhov ntsuas siab tshaj plaws uas cov khoom siv rwb thaiv tsev ntawm cov khoom siv rwb thaiv tsev ntawm cov khoom siv lossis cov kab ke tiv thaiv tau ua ntej nws ua tiav dhau los ntawm .
Kuaj teeb:
Cov Khoom Kuaj: Lub zog hluav taws xob siab-hluav taws xob muaj hluav taws xob ntawm maj mam nce qhov voltage rau cov hnoos qeev .
Cov txheej txheem ntsuas: Qhov ntsuas hluav taws xob tau thov kom qeeb rau cov khoom rwb thaiv tsev kom txog thaum uas cov khoom tso cai rau tam sim no ntws los ntawm) .
Hla kev: Lub kaw lus yuav tsum tsis muaj nyob ntawm lossis siab duateev tseg Dielectric kev puas tsuaj voltage, lub ntsiab lus nws tuaj yeem muaj kev nyab xeeb nyob hauv qab no .
Qhov Zoo:
Muab cov ntaub ntawv tseem ceeb ntawm qhov siab tshaj plaws txwv ntawm cov ntaub ntawv rwb thaiv tsev .
Pab ntsuas cov zuag qhia tag nrhoua yeeb yamntawm cov ntaub ntawv rwb thaiv tsev ntawm siab voltages .
Kev Ntsuas Siab High ntsuas kev nyab xeeb kev nyab xeeb
High-voltage kuaj yog inherently txaus ntshai, yog li ua kom muaj kev nyab xeeb thaum xeem yog qhov tseem ceeb:
Cov Khoom Siv Tiv Thaiv Tus Kheej (PPE):
Insulatedhnab looj tesntsuas rau high voltage .
Daim arc flashCov khaub ncaws tiv thaiv (haum, ntsej muag thaiv, goggles) .
Insulated khau.
Hnov Kev Tiv Thaiv, yog tias cov sijhawm muaj suab nrov muaj siab .
Lockout / Tagout (Loto):
Ua ntej kuaj, xyuas kom txhua cov khoom siv yog de-energized thiab nyab xeeb los ntawm kev sivCov txheej txheem LotoTxhawm rau tiv thaiv kev ua kom muaj kev ua haujlwm thaum sim .
Kev cog lus:
Txhua cov cuab yeej kuaj thiab cov khoom raug kuaj yuav tsum muajavTxhawm rau tiv thaiv kev ua yuam kev shocks .
Kuaj cheeb tsam kev nyab xeeb:
Txwv tsis pub nkag mus rau thaj chaw xeem kom tau cob qhia thiab tus neeg ua haujlwm tso cai .
Cov paib qhia lus ceeb toom, teeb meem ceeb toom, thiab cov neeg tiv thaiv thiab lub cev ib ncig ntawm thaj chaw xeem kom tsis txhob tso cai cov neeg ua haujlwm tseg tseg {}}
Cov Qauv RauKev Ntsuas Siab Siab
Cov qauv kev kuaj siab qib siab yog tswj hwm los ntawm ntau yam qauv hauv ntiaj teb, cov cai kev nyab xeeb, thiab cov kev ntsuas kev nyab xeeb rau ntau hom khoom {}}} Cov no suav nrog:
IEEE Cov Qauv: Xws li IEEE 43 rau kev sim rwb thaiv tsev hauv hluav taws xob machine thiab kuv 4 rau rwb thaiv tsev ua ke.
IC tus qauv: International ElectroteCort Commission (IEC) muab ntau cov qauv rau cov kev kuaj hluav taws xob qib siab, xws li IEC 60216 rau cov khoom siv hluav taws xob high hluav taws xob {}}
UL Qauv: Underwriters Chaw soj ntsuam (UL) tshaj tawm cov qauv rau hluav taws xob, xws li UL 506 thiab UL AS DREFERMENTS TES RAU COV EVECE}
Cov Txheej Txheem Tseem Ceeb Siab Tshaj Voltage
Kev soj ntsuam ib nrab teev: Qhov kev ntsuas no tau kuaj pom cov hluav taws xob me me hauv rwb thaiv tsev uas tuaj yeem ua rau yav tom ntej tawg hauv cov xaim thiab hloov pauv.
TAN Delta Test: Ntsuas cov dielectric poob rau hauv cov ntaub ntawv rwb thaiv tsev . Nws feem ntau nws yog feem ntau siv los ntsuas qhov mob ntawm transformer rwb thaiv tsev thiab cables.