Ukuqonda iTransformer Winding Temperature Range

Ukuqonda iTransformer Winding Temperature Range

Intshayelelo

Iitransformer zizinto ezibalulekileyo ezisetyenziswa kwiinkqubo zamandla ombane ukuze kudluliselwe i-voltage ngokufanelekileyo. Zidlala indima ebalulekileyo ekudluliseni umbane ukusuka kwizikhululo zamandla ukuya emakhayeni ethu, kwiiofisi nakwimizi-mveliso. Nangona kunjalo, iitransformer zivelisa ubushushu ngexesha lokusebenza, ikakhulu ngenxa yokulahleka kombane kunye nemagnethi okwenzeka kwii-windings zazo. Ukuqonda uluhlu lobushushu apho ii-transformer windings zisebenza khona kubalulekile ukuqinisekisa ukusebenza kwazo, ukhuseleko, kunye nobude bazo. Eli nqaku liza kujonga ubunzima boluhlu lobushushu be-transformer winding, lixoxa ngokubaluleka kwalo, izinto ezichaphazela lona, ​​iindlela zokulinganisa, kunye namanyathelo okhuseleko afunekayo.

I. Ukubaluleka koLuhlu loBushushu bokuGqibela kweTransformer

Ukusebenza kakuhle kwee-transformers kuxhomekeke ngokuthe ngqo ekugcineni amaqondo obushushu afanelekileyo ngaphakathi kwemida echaziweyo. Ukusebenzisa i-transformer ngaphandle komgangatho wayo wobushushu ofanelekileyo kunokukhokelela kwiingxaki ezininzi, kubandakanya ukusebenza okunciphileyo, ubomi obufutshane, kwanokungaphumeleli okukhulu. Ke ngoko, kubalulekile ukuqonda ukubaluleka komgangatho wobushushu obujikelezayo kunye nendlela obuchaphazela ngayo ukusebenza ngokubanzi kwe-transformer.

II. Izinto Ezichaphazela Ububanzi Bobushushu Bokuguqula Umoya

Zininzi izinto ezinokuchaphazela udidi lobushushu apho i-transformer winding isebenza khona. Ezi zinto kufuneka zihlolwe ngononophelo kwaye zilawulwe ukuqinisekisa ukuba i-transformer isebenza kakuhle, ngaphandle kokubeka ubomi bayo esichengeni. Makhe sihlolisise ezinye zezinto eziphambili ezichaphazela udidi lobushushu be-winding:

a. Umthwalo wangoku

Enye yezinto eziphambili ezimisela ubushushu bokujika kwe-transformer yi-load current. Ii-transformer zenzelwe ukusebenza ngaphakathi kwemida ethile yomthwalo. Ukulayisha ngaphezulu kwe-transformer kunokubangela ukuveliswa kobushushu obugqithisileyo kwii-windings, okukhokelela ekwaluphaleni ngokukhawuleza kunye nokuwohloka kobushushu. Ke ngoko, ii-transformer kufuneka zisebenze ngaphakathi kwemida yazo yomthwalo olinganisiweyo ukuze kugcinwe amaqondo obushushu afanelekileyo okujika.

b. Ubushushu obuphakathi

Ubushushu obujikeleze i-transformer bukwachaphazela udidi lobushushu obujikelezayo. Ii-transformer ezifakwe kwiindawo ezishushu okanye kwiindawo ezixineneyo zinokuhlangabezana nobushushu obuphezulu obujikelezayo. Oku, kwandisa ubushushu bokusebenza kwee-windings, nto leyo ebangela ukuba kufuneke iindlela ezifanelekileyo zokupholisa ukuze kugcinwe udidi lobushushu olufanelekileyo.

c. Iindlela Zokupholisa

Iitransformer zifaka iindlela ezahlukeneyo zokupholisa ukuze zisuse ubushushu obuvelisiweyo kwaye zigcine amaqondo obushushu afanelekileyo okujikajika. Ezi ndlela zokupholisa ziquka ukuhanjiswa komoya wendalo, umoya ophoqelelweyo, kunye neefeni zokupholisa. Ukuphunyezwa ngokufanelekileyo kunye nokugcinwa kwezi nkqubo zokupholisa kubalulekile ukuqinisekisa ukuba ukujikajika kusebenza ngaphakathi komgangatho wobushushu obufunekayo.

d. Udidi loKhuseleko

Ii-transformer windings zigqunywa ukuze zikhuseleke ekuqhekekeni kombane kunye nokuwohloka kobushushu. Iindidi ezahlukeneyo zezinto zogqunywa zinemida ethile yobushushu, eyaziwa ngokuba ziiklasi zogqunywa. Ukuqonda udidi logqunywa lwe-transformer kubalulekile ukuqinisekisa ukuba inokumelana nobushushu obulindelekileyo bogqunywa ngaphandle kokuphazamisa ukuthembeka kwayo kunye nokumelana nobushushu.

e. Uyilo lweTransformer

Uyilo lwe-transformer ludlala indima ebalulekileyo ekumiseleni uluhlu lobushushu obujikelezayo. Izinto ezinje ngobukhulu be-conductor, izinto zokuthintela ukufudumeza, iinkqubo zokupholisa, kunye nolungiselelo lokujikelezisa zonke zinegalelo ekusebenzeni kobushushu ngokubanzi kwe-transformer. Iingqwalasela ezifanelekileyo zoyilo zinokunceda ukunciphisa ukuveliswa kobushushu kunye nokugcina amaqondo obushushu afanelekileyo okujikelezisa.

III. Iindlela zokulinganisa ubushushu bokujika kweTransformer

Ukulinganisa ngokuchanekileyo amaqondo obushushu e-transformer ajikelezayo kubalulekile ukujonga ukusebenza kwawo nokuthintela ukungaphumeleli okunokwenzeka. Iindlela ezininzi zihlala zisetyenziswa ukulinganisa nokujonga la maqondo obushushu, ukuqinisekisa ukusebenza okukhuselekileyo nokuthembekileyo kwe-transformer. Makhe sihlolisise ezinye zeendlela zokulinganisa ezisetyenziswa rhoqo:

a. Izalathisi zoBushushu obujikelezayo (ii-WTI)

Izibonisi zoBushushu obujikelezayo, ezaziwa ngokuba zii-WTI, zisetyenziswa kakhulu ukujonga ubushushu bee-transformer windings. Ziqulathe izinzwa zobushushu, ezifana nezifumanisi zobushushu bokumelana (ii-RTD) okanye ii-thermocouples, ezifakwe ngaphakathi kwee-windings. Ezi sensors ziqhagamshelwe kwizixhobo zokujonga ezibonelela ngokufundwa kobushushu ngexesha langempela. Ii-WTI zibonelela ngendlela ethembekileyo neqhubekayo yokujonga ubushushu obujikelezayo kunye nokuqalisa ii-alamu ukuba zidlula imida emiselweyo.

b. I-Infrared Thermography

I-infrared thermography (IR) yindlela yokulinganisa engadibaniyo esetyenziselwa ukuvavanya ubushushu bee-transformer windings ezikude. Isebenzisa ikhamera yemifanekiso yobushushu ukuthwebula imifanekiso emele ukusasazwa kobushushu kwi-transformer. I-infrared thermography inceda ekuchongeni iindawo ezishushu, iziphene zobushushu, okanye iipateni zobushushu ezingaqhelekanga, okuvumela ukugcinwa ngexesha elifanelekileyo kunye nezenzo zokulungisa.

c. Iimodeli zobushushu kunye nokulinganisa

Ukusebenzisa iimodeli zobushushu kunye neendlela zokulinganisa kunokunceda ukuqikelela indlela ezisebenza ngayo ii-transformer windings phantsi kweemeko ezahlukeneyo zokusebenza. Ezi modeli ziqwalasela izinto ezifana nomthwalo wamandla, ubushushu obuphakathi, iindlela zokupholisa, kunye neempawu zobushushu ukuze kuqikelelwe ubushushu obujikelezayo ngokuchanekileyo. Izixhobo zokulinganisa zivumela iinjineli ukuba ziphucule uyilo lwe-transformer kwaye ziqikelele ukusebenza kobushushu, ukuqinisekisa ukusebenza okukhuselekileyo nokuthembekileyo.

d. IiFiber Optic Sensors

Izinzwa ze-fiber optic ziyanda ukuthandwa kwicandelo lokujonga ubushushu be-transformer. Ezi zinzwa zisebenzisa iintambo ze-fiber optic ezinee-elements ezifakwe kwi-infrared ezibuthathaka kubushushu. Ezi zinzwa zibonelela ngokufundwa kobushushu okuchanekileyo kwaye zibonelela ngeenzuzo ezifana nokungathintelwa kukuphazamiseka kwe-electromagnetic kunye nokukwazi ukudlulisa idatha kude. Izinzwa ze-fiber optic zinokufakwa kwiindawo ezinzima okanye kwiindawo ezinzima, zibonelela ngezakhono zokujonga eziphuculweyo.

e. Uhlalutyo lweGesi enyibilikisiweyo (i-DGA)

Uhlalutyo lweGesi enyibilikisiweyo yindlela esetyenziselwa ukujonga impilo ye-transformer ngokuhlalutya ukwakheka kunye noxinzelelo lweegesi ezinyibilikisiweyo kwioyile yokukhusela. Amanqanaba egesi angaqhelekanga kwioyile adla ngokubonisa iimpazamo okanye ubushushu obugqithisileyo ngaphakathi kwee-windings ze-transformer. Ngokujonga amanqanaba egesi, i-DGA ivumela ukubonwa kwangethuba kweengxaki ezinokubakho, inceda ekuthinteleni ukusilela okukhulu kunye nokuqinisekisa amaqondo obushushu afanelekileyo okugquma.

IV. Amanyathelo Okhuseleko Ayimfuneko Ekulandeleni Ububanzi Bobushushu

Ukuze kugcinwe ukusebenza kakuhle kwe-transformer kwaye kuthintelwe iziphumo ezingathandekiyo, kubalulekile ukuthatha amanyathelo afanelekileyo okulandela umlinganiselo wobushushu obujikelezileyo obucetyiswayo. Makhe siqwalasele amanyathelo ambalwa abalulekileyo:

a. Ukuhlolwa rhoqo kunye nokugcinwa

Ukwenza uhlolo rhoqo kunye nemisebenzi yokulungisa kubalulekile ukuze kubonwe naziphi na izinto ezingaqhelekanga okanye ukuphambuka ekusebenzeni kwe-transformer. Oku kuquka ukujonga iinkqubo zokupholisa, ukucoca ii-air vents, ukujonga ubushushu, kunye nokuqinisekisa izixhobo zokujonga ubushushu. Ukugcinwa ngexesha elifanelekileyo kunokuthintela ukungaphumeleli okungalindelekanga kwaye kuqinisekise ukuba ubushushu obujikelezayo bungaphakathi kwemida evunyiweyo.

b. Amanyathelo Okulungisa

Ukuba kukho naluphi na uphambuko kuluhlu lobushushu olucetyiswayo lokujika, amanyathelo okulungisa afanelekileyo kufuneka athathwe ngokukhawuleza. Oku kungabandakanya ukulungisa umthwalo, ukuphucula iindlela zokupholisa, okanye ukuqwalasela ukutshintshwa okanye ukuphuculwa kwetransformer. Amanyathelo okulungisa anceda ukubuyisela amazinga obushushu afanelekileyo kwaye athintele umonakalo ongakumbi kwitransformer.

c. Iinkqubo zokubeka esweni kunye nezokunika isilumkiso

Ukusebenzisa iinkqubo zokubeka esweni eziqinileyo kunye nezoyikisayo kunokubonelela ngezilumkiso kwangethuba malunga nokunyuka okungaqhelekanga kwamaqondo obushushu ajikelezayo. Ezi nkqubo zinokulumkisa ngokukhawuleza abaqhubi, zibenze bakwazi ukuthatha amanyathelo ngexesha elifanelekileyo kwaye bathintele ukungaphumeleli okunokwenzeka. Ukubeka esweni rhoqo kunceda ukugcina imisebenzi ye-transformer ekhuselekileyo nethembekileyo.

d. Izinto eziqwalaselwayo malunga novavanyo lweTransformer

Xa ukhetha kwaye ufaka ii-transformers, kubalulekile ukuqwalasela umlinganiselo wazo ngononophelo. Ii-transformers kufuneka zibe namandla aneleyo okusingatha imithwalo elindelekileyo ngaphandle kokudlula umlinganiselo wobushushu obucetywayo. Umlinganiselo ofanelekileyo uqinisekisa ukuba ii-transformers zinokusebenza ngokukhuselekileyo phantsi kweemeko eziqhelekileyo kunye nezingaqhelekanga.

e. Uvavanyo lokunyuka kobushushu

Uvavanyo lokunyuka kwamaqondo obushushu lwenziwa ngexesha loyilo ukuze kuchongwe ukunyuka kwamaqondo obushushu okulindelekileyo kwii-transformer windings phantsi kweemeko ezithile zomthwalo. Olu vavanyo lunceda ukuqinisekisa iiparameter zoyilo kwaye luqinisekise ukuba i-transformer iya kusebenza ngaphakathi kwemida yobushushu eyamkelekileyo ngexesha layo lobomi. Uvavanyo lokunyuka kwamaqondo obushushu yinxalenye ebalulekileyo yolawulo lomgangatho kubavelisi be-transformer.

Isiphelo

Ukuqonda uluhlu lobushushu lwee-transformer windings kubalulekile ekusebenzeni kwazo ngokufanelekileyo, ukhuseleko, kunye nobomi obude. Ukusebenzisa ii-transformer ngaphakathi koluhlu lobushushu olucetyiswayo kuqinisekisa ukusebenza kakuhle, kunciphisa umngcipheko wokungaphumeleli, kwaye kwandisa ubomi bazo obuluncedo. Ngokuqwalasela izinto ezichaphazela ubushushu bokujikisa, sisebenzisa iindlela zokulinganisa ezichanekileyo, kunye nokunamathela kumanyathelo okhuseleko afunekayo, sinokulawula ngokuzithemba ukusebenza kunye nokugcinwa kwe-transformer, sinikezela ngokudluliselwa kwamandla okuthembekileyo kwiminyaka ezayo.