Kev paub

Qhov Kev Ntsuas Ib Nrab ntawm Transformer

Jul 19, 2024 Tso lus

Nws lub hom phiaj los ntsuas qhov kev tso tawm ib nrab uas yuav tshwm sim hauv cov qauv hluav taws xob rwb thaiv tsev thaum lub sijhawm kuaj.
Ib nrab-tso tawm yog hluav taws xob arks uas tsim cov surges ntawm electrodes ntawm ib cheeb tsam ntawm insulating xov xwm ntawm ib tug transformer ntawm cov conductors. Cov kev tso tawm no tuaj yeem tshwm sim hauv huab cua npuas sab laug hauv cov xov xwm insulating, qhov khoob ntawm cov khoom siv los yog ntawm qhov chaw ntawm ob qhov sib txawv insulators. Txawm hais tias cov paug tawm no muaj lub zog me me (tsis muaj zog), thermal energies vim cov paug tawm tuaj yeem ua rau kev laus, deformation thiab tsim kua muag ntawm cov khoom siv insulating.Cov xwm txheej hauv qab no tuaj yeem txiav txim siab thaum ntsuas ib nrab-tso;
- Txhawm rau txiav txim siab seb puas muaj qhov tso tawm ib nrab saum toj ib qho txiaj ntsig tau tshwm sim hauv qhov hloov pauv ntawm qhov ntsuas hluav taws xob ua ntej
- Txhawm rau txhais cov nqi hluav taws xob qhov twg qhov kev tso tawm ib nrab pib los ntawm kev nce qhov kev siv hluav taws xob
(ib nrab-pas pib voltage) thiab tus nqi qhov twg ib nrab-kua tawm tsis tu ncua los ntawm kev txo qis
qhov hluav taws xob siv hluav taws xob (ib nrab-tso tso tawm voltage).
- Txhawm rau txhais lub zog ib nrab-tso tawm ntawm qhov hluav taws xob ua ntej
Yuav ua li cas ib nrab-tso tawm tshwm sim thiab ntsuas qhov loj me:
Tus qauv qhov twg ib feem ntawm qhov paug tshwm sim nyob rau hauv ib tug insulating xov xwm yog qhia nyob rau hauv lub simplified. Raws li pom nyob rau hauv daim duab yooj yim, cov impulses tsim rau ntawm qhov chaw tso tawm ua rau U voltage poob ntawm transformer kab terminals. Qhov no tsim ib qho kev ntsuas "q" load ntawm qhov ntsuas
impedance. Qhov kev thauj khoom no yog hu ua lub nra hnyav thiab muab rau hauv pC (Pico-Coulomb) units.
Thaum ntsuas; U voltage poob, qhov nruab nrab tus nqi ntawm qhov pom tseeb ib nrab-tso tawm tam sim no, ib feem ntawm lub zog tawm, impulse suav nyob rau hauv ib lub sij hawm unit, ib nrab-pav pib, thiab txiav tawm voltages kuj raug txiav txim.
Txhawm rau ntsuas tus nqi tso tawm ib nrab, Wuhan huayi tuam txhab ua HYJF -2000 Dual channel digital PD Tester.Nws siv thoob ntiaj teb tus qauv Windows operating system thiab kev tswj hwm kev xav thiabzaub vaj huam sib luag tso cai rau cov neeg ua haujlwm tsis muaj kev paub txog kev kawm sai nrog kev cob qhia tsawg. Ntxiv rau,advanced nta xws li cov neeg siab dua, automated calibration, cov ntaub ntawv tsom xam, thiab customized test
kaw, yog standard. Nws muaj tag nrho cov kev pab cuam tswj tsis siv neeg calibration, tsis siv neeg synchronization, tsis siv neeg voltage kaw, tsis siv neeg ntsuas & txuag & playback nta. Ua raws li IEC-270 xws li qhov tso tawm rov ua dua tus nqi n, qhov nruab nrab tawm tam sim no I. Ntau yam
tso saib cov qauv ntawm PD waveform xws li sine map, dot matrix, thiab lwm yam, ua rau nws yooj yim dua kom tau txais qhov tshwm sim. Kev lim dej tshiab digital thiab kev cuam tshuam cuam tshuam nrog kev nplua nuj thiab muaj txiaj ntsig kev txheeb xyuas ntawm cov qauv. Txoj kev tshawb nrhiav, ntsuas lub voj, thiab cov kev ua haujlwm tsis zoo ua raws li GB7354 thiab IEC qhov tseeb -270 "Kev ntsuas qhov tso tawm ib nrab" cov qauv.
 
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