Ukuqonda iMaterials yeTransformer Core

Abaguquli bayinxalenye ebalulekileyo ekugqithiseni ngokufanelekileyo amandla ombane ukusuka kwesinye isiphaluka ukuya kwesinye. Badlala indima ebalulekileyo kwizicelo ezininzi, kubandakanya ukuhanjiswa kwamandla, umbane, kunye noomatshini bemizi-mveliso. Embindini wayo yonke i-transformer kukho izinto ezingundoqo, ezijongene nokusebenza kakuhle kwe-transformer, ukusebenza kunye nokuthembeka. Ukuqonda izinto ezingundoqo ezahlukeneyo ezisetyenziswa kwii-transformers kubalulekile ekuqondeni indlela ii-transformers ezisebenza ngayo kunye nendlela ezinokuphuculwa ngayo kwizicelo ezithile.

Indima yeMathiriyeli enguNdoqo weTransformer

Undoqo we-transformer usebenza njengendlela ye-magnetic flux eyenziwa ngumbane oguqukayo odlula kwii-windings zayo. Ikhono lezinto eziphambili zokuqhuba le ntsholongwane ngokufanelekileyo iyimfuneko ekusebenzeni kwe-transformer. Imisela umthamo wokuphatha amandla we-transformer, ilahleko yamandla, kunye nokusebenza kakuhle ngokubanzi. Ukukhethwa kwezinto eziphambili kuchaphazela ubungakanani bomzimba kunye nobunzima be-transformer, okwenza kube yingqwalasela ebalulekileyo yoyilo.

Omnye wemisebenzi ephambili yezinto ezingundoqo kukunciphisa ilahleko yamandla ngenxa ye-hysteresis kunye nemisinga ye-eddy. Ilahleko ye-hysteresis yenzeke ngenxa yokuphindaphindwa kozibuthe kunye nokususwa kweemagnethi kwizinto ezingundoqo njengoko umsinga otshintshayo udlula kwii-windings. I-Eddy currents, ngakolunye uhlangothi, ibangelwa ukujikeleza kwemisinga kwizinto eziphambili ezichitha amandla ngendlela yobushushu. Ubuchule bezinto ezingundoqo bokunciphisa le lahleko bubalulekile ekumiseleni ukusebenza kakuhle kwe-transformer. Ukongeza, izinto ezingundoqo kufuneka zibe nokufikeleleka kwemagnethi ephezulu ukuze kugxininise ngokufanelekileyo i-flux yamagnetic ngaphakathi kombindi, ngaloo ndlela iqinisekisa ukuhanjiswa kwamandla okusebenzayo phakathi kwee-windings.

Izixhobo ezingundoqo ezahlukeneyo zibonisa iipropati ezahlukeneyo zemagneti, ezichaphazela ngokuthe ngqo ukufaneleka kwazo kwizicelo ezithile ze-transformer. Ukukhethwa kwezinto ezingundoqo kuphenjelelwa yimiba efana nokusebenza rhoqo, ukuxinana kwe-flux ephezulu, kunye nokuqwalaselwa kweendleko. Kula macandelo alandelayo, siza kuphonononga eyona nto isetyenziswa ngokuqhelekileyo izixhobo ezingundoqo ze-transformer kunye neempawu zazo.

Izixhobo ezingundoqo zeFerromagnetic

Izixhobo zeFerromagnetic, ezinje ngentsimbi kunye nealloys zayo, zisetyenziswa ngokubanzi njengezixhobo ezingundoqo kwiziguquli ngenxa yeempawu zazo ezithandekayo. Iintsimbi ze-iron, ngokukodwa i-silicon yentsimbi, ibe lukhetho lwemveli kwizicelo eziphantsi ukuya kweliphakathi. Intsimbi yeSilicon ibonisa ukufikeleleka kwemagnethi ephezulu, ilahleko ephantsi, kunye neempawu ezibalaseleyo zokugcwala, iyenza ilungele ukuhanjiswa kwamandla kunye nokusetyenziswa kwemizi-mveliso. Ukongezwa kwe-silicon kwintsimbi kwandisa ukumelana kwayo, ngaloo ndlela kuncitshiswe ilahleko yangoku ye-eddy.

Enye imathiriyeli ye-ferromagnetic eye yafumana ukuvelela kuyilo lwe-transformer yi-ferrite. Iiferrite ziikhompawundi zeceramic eziqulethe i-iron oxide kunye nezinye iioksidi zetsimbi, kwaye zinika ukuxhathisa okuphezulu kombane, ilahleko ephantsi yeeddy yangoku, kunye neempawu ezizinzileyo zemagneti kuluhlu olubanzi lwamaza. I-Ferrite cores isetyenziswa ngokuqhelekileyo kwi-frequency ephezulu kunye ne-switch-mode transformer power transformers, apho i-permeability yabo ephezulu kunye neempawu ezilahlekileyo eziphantsi ziluncedo. Nangona kunjalo, iicores ze-ferrite zi-brittle ngakumbi kwaye zinamanqanaba asezantsi okugcwala xa kuthelekiswa nentsimbi ye-silicon, enciphisa ukusetyenziswa kwazo kwizicelo zamandla aphezulu.

Iialloyi zentsimbi ye-amorphous zibonisa udidi olutsha ngokwentelekiso lwezixhobo ezingundoqo ze-ferromagnetic ezifumana ukutsaleka kuyilo lwesiguquli. Ezi ngxubevange, ngokuqhelekileyo zenziwe ngentsimbi, i-boron, kunye nezinye izinto, zibonisa ilahleko ephantsi kakhulu ngenxa yobume bayo obungeyo-crystalline. Iintsimbi ze-amorphous zetsimbi zifanelekile kwiinguqu eziphezulu eziphezulu, ngokukodwa kwizixhobo ezisebenza ngamandla kunye neenkqubo zokuhambisa amandla. Iimpawu zabo zemagneti ezibalaseleyo kunye nelahleko encinci yamandla zibenza babe lukhetho olunomtsalane lokuhlangabezana nemigangatho engqongqo yokusetyenziswa kwamandla.

Izinto ezingundoqo ezingezizo zeFerromagnetic

Ukongeza kwimathiriyeli ye-ferromagnetic, izixhobo ezingezizo i-ferromagnetic ezinjengomoya kunye nezinye iipolymers zikwasetyenziswa njengezixhobo ezingundoqo kwizicelo ezithile zesiguquli. Ngelixa ezi zixhobo zinokungena okuncinci kwemagnethi xa kuthelekiswa nezixhobo zeferromagnetic, zibonelela ngezibonelelo kwizicelo apho ukunciphisa ilahleko engundoqo kunye nobunzima zizinto ezibalulekileyo zokuqwalaselwa.

I-air core transformers ngumzekelo weenguqu ezisebenzisa izinto ezingundoqo ezingenayo i-ferromagnetic. Ezi ziguquli zisebenzisa umoya njengento ephakathi kwi-magnetic flux, kwaye ziqhele ukusetyenziswa kwi-high-frequency kunye ne-high-voltage applications apho ukunciphisa ilahleko engundoqo kubaluleke kakhulu. Iziguquli ezingundoqo zomoya zinokufezekisa umgangatho ophezulu kunye nelahleko ephantsi, ibenze bafanelekele i-radio frequency (RF) kunye nezicelo zonxibelelwano.

Ipolycarbonate kunye nezinye iipolymers nazo ziye zajongwa njengezinto ezinokuthi zibekho kwi-transformer, ngakumbi kumandla aphantsi kunye nezicelo ezincinci. Ezi zixhobo zibonelela ngezibonelelo zobunzima obuphantsi, iipropathi ezigqwesileyo zokugquma, kunye nokuguquguquka koyilo. Nangona kunjalo, ukufikeleleka kwemagnethi esezantsi kunye nokubakho kwelahleko enkulu engundoqo ukunciphisa ukusetyenziswa kwabo kwizicelo ezithile ze-niche.

Izinto ezintsha kwiTekhnoloji yezinto ezingundoqo

Iphulo eliqhubekayo leenguqu ezisebenza ngokufanelekileyo kunye nezokusingqongileyo kukhokelele kuphando oluqhubekayo kunye nophuhliso lweteknoloji yezinto eziphambili. Enye indawo ekugxilwe kuyo kukusetyenziswa kwezixhobo ezingundoqo ze-nanocrystalline, ezibonelela ngeempawu eziphezulu zemagneti xa kuthelekiswa nezinto zemveli zeferromagnetic. Iinkozo zeNanocrystalline zibandakanya iinkozo zekristale ezicolekileyo kakhulu ezibonisa ukufikeleleka okuphezulu, ilahleko ephantsi, kunye nokuzinza okumangalisayo kwe-thermal. Ezi mpawu zenza i-nanocrystalline cores ifaneleke kakuhle ubuninzi bamandla aphezulu kunye ne-high-frequency transformers, apho ukusebenza kakuhle kunye nokuthembeka kubaluleke kakhulu.

Omnye umkhwa ovelayo kwitekhnoloji yemathiriyeli engundoqo kukusetyenziswa kwe-alloys yamagnetic kunye ne-composites. Ezi zixhobo ziphakamisa ukuqhubela phambili kwi-metallurgy kunye nesayensi yezinto eziphathekayo ukufezekisa ibhalansi yokusebenza kwemagneti, amandla oomatshini, kunye nokuzinza kwe-thermal. Ngokulungelelanisa ukubunjwa kunye ne-microstructure yezinto eziphambili, abavelisi banokunyusa ukusebenza kwe-transformer kunye nokuthembeka kwezicelo ezithile. I-alloys yamagnetic ephuculweyo kunye nee-composites zikwabonelela ngamathuba okuphuculwa kozinzo lokusingqongileyo, njengoko zinokuyilwa ukunciphisa ukusetyenziswa kwezinto ezinqabileyo zomhlaba kunye nezinye izinto ezibuthathaka kokusingqongileyo.

Njengoko imfuno yeenkqubo zoguqulo lwamandla asebenza ngokufanelekileyo kunye ne-compact iqhubeka ikhula, uphuhliso lwezixhobo ezitsha ezingundoqo kunye nobuchule bokuvelisa kulindeleke ukuba budlale indima ebalulekileyo ekubumbeni isizukulwana esilandelayo seenguqu. Ukwenziwa kwezinto ezintsha kubuchwephesha bezinto ezingundoqo kuya kwenza uyilo lweziguquli ezinoxinano olukhulu lwamandla, ukunciphisa ilahleko yamandla, kunye nokuthembeka okwandisiweyo, ngaloo ndlela kube negalelo kuphuhliso lweenkqubo zale mihla zombane neze-elektroniki.

Ukuqukumbela, izinto ezingundoqo ze-transformer zingundoqo ekusebenzeni, ukusebenza kakuhle, kunye nokuthembeka kweenguqu kwizicelo ezahlukeneyo. Ukukhethwa kwezinto eziphambili kuxhomekeke kwizinto ezifana nokusebenza rhoqo, inqanaba lamandla, ubungakanani, ixabiso, kunye nokuqwalaselwa kokusingqongileyo. Izixhobo ze-Ferromagnetic, ezibandakanya intsimbi yesilicon, i-ferrite, kunye ne-amorphous metal alloys, zibonelela ngokufikeleleka okuphezulu kwemagnethi kunye nelahleko ephantsi esezantsi efanelekileyo kuluhlu olubanzi lwezicelo zesiguquli. Izinto ezingezizo i-ferromagnetic ezifana nomoya kunye neepolymers zisetyenziswa kwizicelo ezithile ze-niche apho ukunciphisa ilahleko engundoqo kunye nobunzima kubalulekile. Uphuhliso oluqhubekayo kwi-teknoloji yezinto eziphambili, kuquka i-nanocrystalline cores, i-alloys yamagnetic, kunye ne-composites, isithembiso sokuphucula ngakumbi ukusebenza kunye nokuzinza kokusingqongileyo kubaguquli bexesha elizayo. Njengoko iteknoloji iqhubeka iqhubela phambili, indima yezinto eziphambili kwii-transformers iya kuhlala iyindawo ephambili yezinto ezintsha kunye nokuphuculwa kweshishini lamandla.