Gwajin no-load na taranfoma gwaji ne don auna asarar rashin kaya da halin yanzu na taransfoma ta hanyar amfani da ma'aunin wutar lantarki mai ƙima na sine wave wanda aka ƙididdige mitar daga iska ta kowane gefen na'urar, da kuma sauran iskoki a bude suke.Ana bayyana halin yanzu ba-loading azaman adadin da aka auna ba-load na yanzu I0 zuwa ƙimar halin yanzu Ie, wanda aka nuna azaman IO.
HV HIPOT GDBR jerin ƙarfin wutar lantarki da mai gwadawa mara nauyi
Lokacin da aka sami babban bambanci tsakanin ƙimar da aka auna ta hanyar gwaji da ƙimar ƙididdiga ta ƙira, ƙimar masana'anta, ƙimar nau'in transfoma iri ɗaya ko ƙimar kafin sake fasalin, yakamata a gano dalilin.
Asarar rashin kaya galibi asarar ƙarfe ce, wato, asarar hysteresis da asarar halin yanzu da ake cinyewa a cikin asalin ƙarfe.A ba tare da kaya ba, motsin motsin da ke gudana ta hanyar iskar farko kuma yana haifar da asarar juriya, wanda za'a iya watsi da shi idan halin yanzu yana da ƙananan.Rashin hasara da rashin ɗaukar nauyi yana dogara ne akan abubuwan da suka haɗa da ƙarfin mai canzawa, tsarin mahimmanci, ƙirar ƙirar ƙarfe na silicon da tsarin masana'anta.
Babban dalilan da ke haifar da karuwar asarar da ba a yi ba da kuma rashin kaya a halin yanzu shine: rashin lalacewa tsakanin sassan karfe na silicon;gajeren da'ira na wani ɓangare na silicon karfe zanen gado;gajeriyar jujjuyawar da aka samu ta hanyar lalacewa ga rufin ƙwanƙwasa ƙwanƙwasa ko faranti, karkiya na sama da sauran sassa;Silicon karfe takardar ne sako-sako da, kuma ko da iska rata ya bayyana, wanda ƙara da Magnetic juriya (yafi ƙara no-load halin yanzu);hanyar maganadisu ta ƙunshi takardan ƙarfe na silicon mai kauri (babu asarar nauyi da raguwar halin yanzu ba ta raguwa);Ana amfani da ƙaramin ƙarfe na siliki na ƙasa (mafi kowa a cikin ƙananan masu rarrabawa);lahani iri-iri, gami da gajeriyar da'ira ta tsaka-tsaki, gajeriyar da'irar reshe na layi daya, adadin juyi daban-daban a kowane reshe mai kama da juna, da sayan ampere-juya kuskure.Bugu da kari, saboda rashin kyaun ƙasa na da'irar maganadisu, da dai sauransu, ba za a haifar da asarar nauyi da haɓaka na yanzu ba.Don ƙanana da matsakaitan masu canji, girman kabu na ƙwanƙwasa na iya yin tasiri sosai ga rashin ɗaukar nauyi yayin aikin masana'anta.
Lokacin yin gwajin rashin ɗaukar nauyi na na'ura, don sauƙaƙe zaɓi na kayan aiki da kayan aiki da kuma tabbatar da amincin gwajin, kayan aikin da wutar lantarki gabaɗaya suna haɗawa da ƙananan ƙarancin wutar lantarki, da kuma babban ƙarfin wutar lantarki. an bar shi a bude.
Gwajin rashin ɗaukar nauyi shine don auna asarar da ba ta da nauyi da kuma rashin ɗaukar nauyi a ƙarƙashin ƙimar ƙarfin lantarki.A lokacin gwajin, babban ɓangaren wutar lantarki yana buɗewa, kuma ana matsar da ƙananan ƙarfin lantarki.Gwajin gwajin shine ƙimar ƙarfin lantarki na gefen ƙananan ƙarfin lantarki.Ƙarfin gwajin yana da ƙasa, kuma gwajin halin yanzu shine ƴan kashi dari na ƙimar halin yanzu.ko dubbai.
Gwajin gwaji na gwajin babu-load shine ƙimar ƙarfin lantarki na gefen ƙananan wutan lantarki, kuma gwajin rashin ɗaukar nauyi na na'urar yana auna asarar rashin kaya.Asarar da ba ta da nauyi ta fi yawan asarar ƙarfe.Ana iya la'akari da girman asarar baƙin ƙarfe a matsayin mai zaman kanta daga girman nauyin, wato, asarar da ba ta da kaya daidai da asarar ƙarfe a lodi, amma wannan yana nufin halin da ake ciki a ƙimar ƙarfin lantarki.Idan wutar lantarki ta karkata daga ƙimar da aka ƙididdige, tun da shigar da maganadisu a cikin core transformer yana cikin saturation na ma'aunin maganadisu, asarar da ba ta da kaya da halin yanzu ba za ta canza sosai ba.Don haka, yakamata a gudanar da gwajin rashin ɗaukar nauyi a ƙimar ƙarfin lantarki.
Lokacin aikawa: Afrilu-26-2022