3000 kVA Igbe ngbanwe ebe obibi-23.9 / 11.95 * 13.8 kV|Jamaica 2025

01 Izugbe

1.1 Ihe ndabere oru ngo

A 3000 kVA three phase pad mounted transformer e bugara America na 2025. The gosiri ike nke transformer bụ 3000 kVA na ONAN jụrụ. The isi voltaji bụ 23.9GrdY / 13.8 kV na ± 2 * 2.5% tapping nso (NLTC), nke abụọ voltaji bụ 11.95GrdY / 6.9 * 13.8D kV, ha guzobere vector otu YNyn0 / YNd11.

A na-emepụta ihe ngbanwe{0}phase{0}3{1} atọ ka ọ bụrụ kọmpat ka ọ dabara n'ime obere oghere n'ime obodo ma ọ bụ ebe azụmahịa. A na-etinye ihe ngbanwe, ihe ngbanwe, na ihe ndị ọzọ n'ime ụlọ siri ike nke ígwè, na-enye ohere maka ntinye kpọmkwem n'ala. Nhazi ahụ na-enye ezigbo mgbanwe gburugburu ebe obibi, na-enye ohere iji mee ihe na ọnọdụ ihu igwe dị iche iche na mpaghara ala, gụnyere oke iru mmiri na elu elu. E jiri ya tụnyere ihe ngbanwe ọdịnala, pad{5} mounted transformer dị mfe ịwụnye, na nrụzi na nleba anya na-adị mfe, na-eme ka ọ dị mfe iji dochie ihe ndị mebiri emebi ngwa ngwa. Ha na-eji mmanụ - na-eme ka mmiri dị jụụ n'ime mmiri, ebe ikesa mmanụ transformer na-enweta ọkụ. A na-arụpụta ihe nrụnye ọkụ ọkụ - n'ụdọ ọkụ site na ihe dị ka 15 kVA ruo 5000 kVA. Ha na-egosipụtakarị fuses agbakwunyere na mgba ọkụ maka nchekwa na arụmọrụ emelitere. Enwere ike ijikọ eriri ọkụ ndị bụ isi site na iji njikọ njikọ aka, bụ nke a na-arụ ọrụ mgbe a na-enye ike na-agbanwe agbanwe site na iji osisi na-ekpo ọkụ. Ntọala a na-enye mgbanwe na nrụzi na nrụzi, na-enye ohere maka ịrụ ọrụ ọrụ dị mma na nke ọma.

1.2 Ọnọdụ ọrụ

A ga-etinye ngwá ọrụ ahụ n'èzí n'ebe okpomọkụ dị n'ụsọ oké osimiri nwere oke ọkụ, oke iru mmiri, na ifufe mgbe ụfọdụ. Igwe ikuku dị nnu na-emebi emebi.

Ọnọdụ ọrụ izugbe:
a. Elu: <1,524m (5,000 ft)
b. Iru mmiri dị n'etiti (nkezi kwa afọ): 80%
c. Okpomọkụ kacha nta: 4.4 degrees
d. Okpomọkụ kachasị elu: ogo 40
e. Okpomọkụ kacha nke awa 24: ogo 30
f. Nkezi okpomọkụ kwa afọ: ogo 26
g. Ebe nwụnye: N'ime 30 m site n'oké osimiri

1.3 Nkọwa nka na ụzụ

3000 kVA mpe mpe akwa akwadoro ụdị nkọwapụta na mpempe data

1.4 Ihe osise

3000 kVA mpe mpe akwa akwadoro eserese eserese na nha.

02 Nrụpụta

2.1 Isi

Nhazi isi ụkwụ ise- na-ebelata nke ọma mfu efu ugbu a yana mfu hysteresis, na-emeziwanye arụmọrụ mgbanwe. Nhazi sekit magnetik emezipụtara na-ebute mkpọtụ elektrọnịkị belata nke ukwuu n'oge arụ ọrụ. Sekit magnetik nkeji atọ{{3} kwesịrị ekwesị na ụzọ ndọta aka inyeaka na-akwalite ikike nke ngbanwe nke ijikwa ọnọdụ mkpirisi-.

2.2 Ikuku

Ihe ntụgharị ikuku bụ oghere mechiri emechi nke mejupụtara ọla kọpa, nke kewara n'ime oke voltaji (HV) winding na obere voltaji (LV) winding dị ka ọrụ nke ngbanwe si dị. A na-ejikọta ha na ibe ha site na induction electromagnetic iji ghọta ngbanwe nke ike eletrik n'etiti ọkwa voltaji dị iche iche. pad mounted transformer switches n'etiti YNyn0 na YNd11 ụdịdị njikọ, ikwe ka transformer na-arụ ọrụ dị iche iche ngwa ndapụta, dị ka ike ọkọnọ usoro chọrọ nnọpụiche isi (YNyn0) ma ọ bụ ulo oru ibu ndapụta chọrọ triangle windings iguzogide ahaghị nhata (YNd11).

2.3 tank

Jiri efere igwe nchara carbon dị elu- nwere ọkpụrụkpụ nke 3{3}}6mm, na-eme ka ike dị elu na nguzogide corrosion. Jiri laser ma ọ bụ igwe na-akpacha osisi bee efere nchara iji hụ na nha nha nha, were CO₂ mkpuchi ịgbado ọkụ ma ọ bụ ịgbado ọkụ TIG, na-elekwasị anya na ịgbado ọkụ okpukpu abụọ- maka akwa dị oke egwu. Mgbe ihichachara na ájá, tinye akwa mkpuchi multi- (ọgbochi-isi nchara + topcoat na-eguzogide corrosion) iji hụ na nchedo corrosion na mma mma. Mepụta ule ntapu (dịka ọmụmaatụ, nitrogen pressurization) na ule ike igwe iji hụ na enweghị ntapu na nkwụsi ike zuru oke.

2.4 Pentahead Bolt

Anyị na-enye atụmatụ bolt pentahead dọọrọ nke ọma agbakwunyere na eriri nchekwa. Ihe mgbochi anyị na-egbochi mkpọchi mkpuchi ọ bụla ma ọ bụrụ na agbachiela bolt pentahead nke ọma. Akwụsịla usoro mkpochi niile maka ihe nrụpụta{2} na-eguzogide. Ihe mkpuchi ahụ ka dị n'agha iji zere iwepụ ma ọ bụ mmebi eri n'oge arụ ọrụ ọnụ ụzọ, ọbụlagodi n'okpuru mmechi siri ike, wee zute IEEE C57.12.28/34 chọrọ.

2.5 Mgbakọ ikpeazụ

Transformer Core: Na-agụnye isi silicon steel core dị elu{0}} na windings maka elu na obere voltaji.

Ụlọ mmanụ mkpuchi: Nwere mmanụ mkpuchi maka oyi na mkpuchi.

Ngwa ahịrị: Igwe ọkụ dị elu na nke dị ala maka njikọ eriri, nke nwere ihe mgbochi mmiri na uzuzu.

Ngwa ngwa: valvụ enyemaka nrụgide, ihe ngosi ọkwa mmanụ, ihe mmetụta okpomọkụ, na sistemụ ala.

03 Nnwale

04 Mbukota na mbupu

05 Saịtị na nchịkọta

Mpempe akwụkwọ {{0}phase{1} atọ a etinyegoro bụ ihe dị mkpa dị mkpa na sistemu ike ọgbara ọhụrụ, nke a na-ejikarị eme ihe n'ọnọdụ nkesa ike dị iche iche n'ihi arụmọrụ ya pụtara ìhè yana atụmatụ nchekwa a pụrụ ịdabere na ya. Ma n'ime obodo mepere emepe ma ọ bụ n'ime ime obodo, ndị na-eme mgbanwe anyị nwere ike na-egbo mkpa ọkụ eletrik dị iche iche, na-enye nkwado ike na-aga n'ihu.

Ngwaahịa anyị na-anwale ule siri ike ma rụpụta ya n'ụkpụrụ dị elu, na-ahụ na ọrụ a pụrụ ịdabere na ya n'okpuru ọnọdụ dị oke egwu na-enweghị mmebi. Site n'ichepụta ọhụụ na teknụzụ dị elu, igwe ngbanwe nke atọ{1} anyị abụghị naanị ịkwalite arụmọrụ nke nnyefe ọkụ mana ọ na-ebelata ọnụ ahịa mmezi yana kwalite mgbanwe gburugburu ebe obibi, na-ahụ na ọ ga-enwetaghachi ezigbo ego na itinye ego maka ndị ọrụ anyị.

Site n'ịhọrọ nke anyị {{0}phase pad-Transformers atọ, ọ bụghị naanị na ị na-ahọrọ ngwọta ike dị mma ma dịkwa mma kama na-atọkwa ntọala siri ike maka mmepe na-adigide n'ọdịnihu. Ka anyị na-arụkọ ọrụ ọnụ iji kwalite ụlọ ọrụ nkesa ike ma wuo ọdịnihu dị mma, na-acha akwụkwọ ndụ akwụkwọ ndụ.