Perdidas en El Nucleo de Un Transformador

 

Xãrmcmks mn ecnrra Bks pãrmcmks mn ecnrra saf lkuskmks par nb `uia kbtnrfa nf Nb fùlbna mnb trkfsardkmar, yk qun nstk pãrmcmk sn pramuln nf nb fùlbna, tkdgcãf sn lafaln lada Xãrmcmk mnb fùlbna. Bk pãrmcmk mn ecnrra sn mcvcmn nf ecstãrnscs y pãrmcmk par larrcnftns mn @aulkubt. @ aulkubt. Xãrmcmk mn ecstãrnscs Nb fùlbna mnb trkfsardkmar nstë suinta k ufk @unrzk mn dkofnzklcüf kbtnrfk, y pkrk lkmk lclba mn nd, sn rkstrnk uf gulbn mn ecstãrnscs. Bk nfnroäk sn mcscpk nf ardk mn lkbar lafalcmk lada pãrmcmk par ecstãrnscs y sn agnfn dnmckftn bk nluklcüf qun sn dunstrk k laffuklcüf

Müfmn 

JȨ ns ufk lafstkftn mn praparlcafkbcmkm qun mnpnfmn mnb vabudnf y bk lkbcmkm mnb dktnrckb mnb fùlbna ubczkma nf nb trkfsardkmar.



 ns bk rnlunflck mn sudcfcstra

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Gdkx ns nb vkbar dëxcda a dëxcda mn bk mnfscmkm mn `uia

Bks pãrmcmks mn ecnrra a fùlbna sn punmnf dcfcdczkr ubczkfma dktnrckb mn klnra kb scbclca pkrk bk lafstrullcüf mnb fùlbna mnb trkfsardkmar. Bk pãrmcmk mn bk larrcnftn mn @aulkubt sn dcfcdczk kb eklnr nb fùlbna laf bkdcfklcafns mnbokmks. Bk nluklcüf mn bk pãrmcmk mn bk larrcnftn mn @aulkubt sn mk lada9

Müfmn, 

Jdc - Lanlcnftn mn larrcnftns mn @aulkubt. \u vkbar mnpnfmn mn bk fkturkbnzk mnb dktnrckb dkofãla, lada nb vabudnf y bk rnscsvcmkm mnb dktnrckb mnb fùlbna, nb nspnsar mn bks bkdcfklcafns



snoufma dntra - vkbar dëxcda mn mnfscmkm mn `uia nf wg / d7

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] - nspnsar mn bkdcfklcüf nf dntras

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@ - @rnlunflck mn cfvnrscüf mnb lkdpa dkofãla nf Ez.

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P - vabudnf mn dktnrckb dkofãla nf d<

 

7.;.- Xnrmcmks nf nb fùlbna a ecnrra9

7.;.;.-@aulkubt9 Bks larrcnftns mn @aulkubt sn pramulnf nf lukbqucnr dktnrck lafmultar lukfma sn nflunftrk sadnma k ufk vkrcklcüf mnb `uia dkofãla. Lada bas dktnrckbns dkofãlas saf gunfas lafmultarns nbãltrclas, nf bas fùlbnas dkofãlas mn bas trkfsardkmarns sn onfnrk ufk unrzk nbnltradatrcz cfmulcmk qun arcocfk larrcnftn mn lcrlubklcüf nf bas dcsdas, ba qun mk buokr k pãrmcmks mn nfnroäk par nnlta iaubn. Bks pãrmcmks par larrcnftns pkrksctks a mn @aulkubt mnpnfmnrëf mnb dktnrckb mnb qun nstã lafstucma l afstucma nb fùlbna dkofãla.

 X @ 

4

7,7 ß `  7 ßη dkx 7 ß ∀ 7 ;8

;;

;8;; Mafmn9   4 Xnrmcmks par larrcnftns mn @aulkubt nf  ⁍    

  4 @rnlunflck    4 Cfmullcüf dëxcdk nf okuss ∀ 4 Nspnsar mn bk lekpk dkofãlk nf dd

7.;.7.- Ecstãrnscs9 Bk ecstãrnscs dkofãlk ns nb nfüdnfa qun sn pramuln lukfma l ukfma bks cdkftklcafns mn bas dktnrckbns nrradkofãlas fa saba mnpnfmnf mnb vkbar mnb `uia, scfa tkdgcãf mn bas nstkmas dkofãlas kftnrcarns. Nf nb lksa mn bas trkfsardkmarns, kb sadntnr nb dktnrckb dkofãla k uf `uia vkrckgbn

 

sn pramuln ufk cdkftklcüf qun sn dkfnfn kb lnskr nb `uia vkrckgbn, ba qun pravalk ufk pãrmcmk mn nfnroäk qun sn iuslk nf ardk mn lkbar. Bk patnflck pnrmcmk par ecstãrnscs mnpnfmn nsnflckbdnftn mnb pa mnb dktnrckb: tkdgcãf punmn mnpnfmnr mn bk rnlunflck, pnra lada bk rnlunflck nf ufk dcsdk zafk a pkäs scndprn ns bk dcsdk, bk cfmullcüf dkofãlk mnpnfmnrë mnb pa mn lekpk. K trkvãs mn bk ürdubk mn \tncfdntz.

 4 ℆ ß   ß   Mafmn9 ℆ 4 Lanlcnftn mn lkmk dktnrckb   4 @rnlunflck nf  

 4 Cfmullcüf dëxcdk ns tnsbk  4 Xnrmcmk par ecstãrnscs nf  ⁍     4 ;.0 pkrk  2 ; ]nsbk (;8= Okuss)  4 7 pkrk  2 ; ]nsbk (;8= Okuss) Bks pãrmcmks nf nb ecnrra a fùlbna snrckf9

 +  4 

 

Lukfma uf trkfsardkmar nstë nf vkläa, bk patnflck qun dnmcdas nf uf trkfsardkmar laf nb lcrlucta kgcnrta sn ladpafn mn bk patnflck pnrmcmk nf nb lcrlucta dkofãla y bk pnrmcmk nf nb lagrn mn bas gagcfkmas Kb snr fubk bk cftnfscmkm nf nb snoufmkrca (7 4 8), fa kpkrnln nf ãb ã b pnrmcmk mn patnflck: par atrk pkrtn, kb snr duy pnqunûk bk cftnfscmkm mnb prcflcpca nf vkläa (8) laf rnspnlta k bk cftnfscmkm nf lkrok 7, bks pãrmcmks qun sn arcocfkf nf nb lagrn mnb gagcfkma prcdkrca rnsubtkf prëllkdnftn cfscofclkftn.