Enwere ihe achọrọ teknụzụ kwekọrọ maka ụdị mgbanwe dị iche iche, nke enwere ike igosipụta site na paramita teknụzụ kwekọrọ.Ọmụmaatụ, ndị isi teknuzu paramita nke ike transformer na-agụnye: ike gosiri, gosiri voltaji na voltaji ratio, gosiri ugboro, arụ ọrụ okpomọkụ ọkwa, okpomọkụ ịrị elu, voltaji ụkpụrụ ụkpụrụ, mkpuchi arụmọrụ na mmiri na-eguzogide.Maka ndị na-eme mgbanwe n'ozuzu dị ala, ihe ndị bụ isi ọrụ aka bụ: mgbanwe mgbanwe, njirimara ugboro ugboro, mgbagha na-adịghị adị, mkpuchi magnetik na mkpuchi electrostatic, arụmọrụ, wdg.
Ihe ndị bụ isi nke ihe ngbanwe gụnyere voltaji ruru, njirimara ugboro ugboro, ike agbagoro na arụmọrụ.
(1)Ọnụ ego voltaji
Mmekọrịta dị n'etiti voltaji ratio n nke transformer na ntụgharị na voltaji nke isi na nke abụọ windings bụ ndị a: n=V1/V2=N1/N2 ebe N1 bụ isi (primary) winding nke transformer, N2 bụ nke mbụ. sekondiri (secondary) winding, V1 bụ voltaji na nsọtụ abụọ nke winding isi, na V2 bụ voltaji na nsọtụ abụọ nke abụọ winding.Ogo voltaji n nke ihe ngbanwe nzọụkwụ na-erughị 1, oke voltaji n nke ihe ntụgharị mgbada dị elu karịa 1, na nha voltaji nke ngbanwe dịpụrụ adịpụ bụ 1.
(2)Enyere ike P Nke a na-ejikarị eme ihe maka mgbanwe ọkụ.Ọ na-ezo aka na mmepụta ike mgbe onye ntụgharị ọkụ nwere ike ịrụ ọrụ ogologo oge na-enweghị oke okpomọkụ akọwapụtara n'okpuru oge ọrụ na voltaji a kapịrị ọnụ.The gosiri ike nke transformer metụtara sectional ebe nke ígwè isi, dayameta nke enamelled waya, wdg The transformer nwere nnukwu ígwè isi ngalaba ebe, oké enamelled waya dayameta na nnukwu mmepụta ike.
(3)Njirimara ugboro ugboro Njirimara ugboro ugboro na-ezo aka na ihe ngbanwe nwere ụfọdụ oke ugboro na-arụ ọrụ, na ihe ngbanwe nwere ogo ọrụ dị iche iche enweghị ike ịgbanwe.Mgbe transformer na-arụ ọrụ gafere oke ugboro ya, okpomọkụ ga-ebili ma ọ bụ ihe ntụgharị agaghị arụ ọrụ nke ọma.
(4)Ịrụ ọrụ nke ọma na-ezo aka n'oke nke ike mmepụta na ike ntinye nke transformer na ibu e gosiri.Uru a dị nhata na ike mmepụta nke ihe ntụgharị, ya bụ, ka ike mmepụta nke ihe ntụgharị ahụ dịkwuo elu, na-arụ ọrụ dị elu;Obere ike mmepụta nke transformer, na-ebelata arụmọrụ.Uru arụmọrụ nke transformer bụ n'ozuzu n'etiti 60% na 100%.
N'oge a na-egosi ike, oke nke ike mmepụta na ike ntinye nke transformer ka a na-akpọ ịrụ ọrụ nke ọma, ya bụ
η= x100%
Ebeeη Bụ arụmọrụ nke transformer;P1 bụ ike ntinye na P2 bụ ike mmepụta.
Mgbe ike mmepụta P2 nke ihe ngbanwe hà nhata ike ntinye P1, arụmọrụη N'ihe dị ka 100%, transformer agaghị emepụta mfu ọ bụla.Ma n'ezie, ọ dịghị ihe transformer dị otú ahụ.Mgbe transformer na-ebunye ike eletrik, ọ na-emepụta mfu mgbe niile, nke gụnyere mfu ọla kọpa na mfu ígwè.
Ọnwụ ọla kọpa na-ezo aka na mfu nke nguzogide eriri igwe nke transformer kpatara.Mgbe ihe dị ugbu a na-ekpo ọkụ site na nguzogide ikuku, akụkụ nke ike eletrik ga-agbanwe ka ọ bụrụ ike ọkụ ma furu efu.Ebe ọ bụ na waya ọla kọpa nwere mkpuchi mkpuchi na-emerụ eriri igwe ahụ, a na-akpọ ya mfu ọla kọpa.
Ọnwụ ígwè nke transformer gụnyere akụkụ abụọ.Otu bụ ọnwụ hysteresis.Mgbe AC ugbu a gafere na transformer, ntụziaka na nha nke magnetik nke ike na-agafe na mpempe akwụkwọ silicon nke ihe ntụgharị ga-agbanwe ya, na-eme ka ụmụ irighiri ihe dị n'ime mpempe akwụkwọ silicon na-ete ibe ha ma hapụ ike okpomọkụ, si otú a na-efunahụ akụkụ nke ike eletrik, nke a na-akpọ ọnwụ hysteresis.Nke ọzọ bụ eddy current ọnwụ, mgbe transformer na-arụ ọrụ.Enwere eriri magnetik nke na-agafe na isi ígwè, na ugbu a na-eme ka ọ dị ugbu a ga-emepụta na ụgbọ elu ahụ na-adabere na akara magnetik nke ike.Ebe ọ bụ na nke a dị ugbu a na-etolite akaghị mechiri emechi ma na-ekesa n'ụdị ikuku, a na-akpọ ya eddy current.Ịdị adị nke eddy ugbu a na-eme ka isi ígwè na-ekpo ọkụ ma na-eri ike, nke a na-akpọ eddy current ọnwụ.
Ịrụ ọrụ nke transformer nwere njikọ chiri anya na ọkwa ike nke transformer.N'ozuzu, ka ike ahụ dịkwuo ukwuu, obere mfu na ike mmepụta dị, ma dị elu nke arụmọrụ dị elu.N'ụzọ megidere nke ahụ, ike dị ntakịrị, na-ebelata arụmọrụ.
Oge nzipu: Dec-07-2022
