N'ime usoro nke na-arụ ọrụ na-enweghị ibu, a ga-enwe ihe omume anụ ahụ a na-apụghị izere ezere, ya bụ, nkwụsị.Enwere ike igbochi nsogbu nke ịrụ ọrụ overvoltage n'ihi nkwụsị nke ihe nkesa sekit site na ịme ihe ndị a:
1. Meziwanye isi ígwè ígwè
Ịkwalite isi ígwè ígwè nwere mmetụta ụfọdụ na mbenata enweghị ibu ugbu a.N'ihi na magnetizing ugbu a na ígwè ọnwụ ugbu a ọnụ na-etolite na-enweghị ibu ugbu a, na magnetizing ugbu a ga-emepụta magnetik flux, na ígwè isi ọnwụ ga-eme ka ígwè ọnwụ ugbu a, ya mere, ígwè isi nke transformer bụ isi ihe na- belata ugbu a enweghị ibu.Na-emeziwanye ihe nhazi isi na imeziwanye ogo nke isi ígwè bụ ihe abụọ bụ isi.Enwere ike iji ọka na-ekpo ọkụ na-ekpo ọkụ kama akwa silicon ígwè, n'ihi na usoro magnetik permeability nke ọka oyi na-atụ oyi dị elu.Mgbe a na-emegharị ihe ngbanwe ahụ, a ga-enyocha isi ígwè ma nyochaa nke ọma dịka ụkpụrụ dị mma si dị.
2. Ikuku na-anabata ụdị tangled
HV HIPOT GDB-P ihe ngbanwe akpaka na-atụgharị ihe nleba anya
Ihe ngbanwe nke 220kV bụ ihe ntụgharị isi.Ọ bụrụ na usoro ikuku na-agbagọ, ikike nke parasitic nke transformer ga-abawanye.The enangled winding bụ itinye ọzọ ntụgharị nke winding ozugbo n'etiti eletriki n'akụkụ ntụgharị, nke mere na longitudinal capacitance nke winding na-abawanye, na n'ezie nwere ike dị iche n'etiti n'akụkụ ntụgharị ga-n'ihu na-abawanye, nke mere na ọnụnọ nke Na omume. nke ihe nfefe oke ọkụ, enwere ike kesaa voltaji nke mbụ n'etiti ntụgharị.
3. Jiri mgba ọkụ nwere ihe mgbochi yiri ya
N'oge ebipụ ugbu a, ike ndọta dị na inductor ka a ga-agbanwe ka ọ bụrụ ike eletrik iji chaja capacitor.N'oge a, ọ bụrụ na ejikọrọ ngbanwe ahụ n'otu n'otu na resistor, enwere ike ịhapụ ike ndọta na inductor.Mgbe emechiri mgba ọkụ nwere nguzogide yiri ya tupu ebipụ ya ugbu a, nkwụsi ike ngbanwe ahụ na-adị mkpụmkpụ.Mgbe ebipụ nke ugbu a, mgba ọkụ na-ejide R84Th N resistor ka ọ bụrụ ugbu a, nke mere na ike ndọta dị na inductor ga-eri.
Oge nzipu: Mar-28-2023