Ukuhlukanisa Izimo Ezihlukahlukene Ze-Transformer Core

Isingeniso:

Ama-transformer adlala indima ebalulekile ezinhlelweni zikagesi, edlulisa amandla kagesi ngempumelelo kusuka kwesinye isifunda aye kwesinye. Enhliziyweni ye-transformer ngayinye kukhona umongo, obangela ukuguqulwa kwamandla. Izimo zomongo we-transformer ziyahlukahluka kakhulu, ngayinye inezici kanye nezinhlelo zokusebenza ezihlukile. Kulesi sihloko, sizohlola izimo zomongo we-transformer ezahlukene, sihlole izici zazo, izinzuzo, kanye nezinhlelo zokusebenza, sichaze indima yazo ezinhlelweni zikagesi zanamuhla.

Isimo se-"E" Core

Isimo se-"E" core singenye yezindlela ezisetshenziswa kakhulu zokulungisa i-transformer core. Igama layo livela ekubukekeni okufana ne-E uma kubukwa kusuka esigabeni esiphambeneyo. I-"E" core inemilenze emibili yangaphandle kanye nomlenze ophakathi oxhunywe yi-joke. Ama-windings avame ukuzungeza umlenze ophakathi. Lesi simo se-core sinikeza izinzuzo eziningana, okwenza sithandwe ezinhlotsheni ezahlukene zokusebenza.

Isimo se-"E" core sinokuhlanganiswa okuhle kakhulu kwe-magnetic, okuqinisekisa ukudluliselwa kwamandla okuphumelelayo. Ukwakheka kwaso kunciphisa ubude bendlela ye-magnetic flux, okuholela ekulahlekelweni okuphansi kwe-core. Ngaphezu kwalokho, ukugoba okufushane emlenzeni ophakathi kunciphisa ukumelana nokugoba, okuthuthukisa ukusebenza kahle okuphelele. Lezi zici zenza isimo se-"E" core sifaneleke kahle kuma-transformer kagesi asetshenziswa ekusetshenzisweni kwamandla kagesi aphezulu kanye ne-voltage.

Ngaphezu kwalokho, ukuma kwe-"E" core kuvumela ukwakheka okuhlangene, okuvumela izinzuzo zokonga isikhala. Ivame ukusetshenziswa ezimpahleni zikagesi, kuma-transformer omsindo, kanye nama-transformer e-switch-mode. Ukuguquguquka kwayo kudlulela ezinhlelweni zokusebenza lapho isikhala silinganiselwe, njengakumadivayisi kagesi, ngenxa yobukhulu bayo obuncane.

Isimo Esiyinhloko "U"

Okulandelayo, sihlola isimo se-"U" esiyinhloko, esakhiwe yimilenze emibili efanayo, enejoka eliyixhumanisayo, yakha isimo esifana nohlamvu "U." Lokhu kulungiselelwa kunikeza izici eziningana ezihlukile ezithinta ukusetshenziswa kwayo kuzo zonke izimboni ezahlukene.

Enye yezinzuzo eziphawulekayo zesimo se-"U" core yikhono layo lokufinyelela izinga eliphezulu le-magnetic flux, ngisho noma inendawo encane kakhulu. Lesi sici sizivumelanisa kahle nama-transformer asetshenziswa ezinhlelweni ze-high-frequency, lapho ukunciphisa ukulahlekelwa yi-core kubalulekile khona. Ikhono le-"U" core lokusingatha imisinga ye-high-frequency, kuhlanganiswe nobukhulu obuncane, lenza kube ukukhetha okuhle kwama-transformer e-inverter, ama-transformer e-flyback, nokuningi.

Ngaphezu kwalokho, ukuma kwe-"U" core kunikeza indlela yamagnetic ehambisanayo, kunciphisa indawo evalwe yimigqa ye-flux. Lokhu kulinganisa kunciphisa ukulahlekelwa kwamandla futhi kuthuthukisa ukusebenza kahle kwe-transformer. Ukuma kwe-"U" core kuvame ukutholakala emishinini yokuxhumana, ezimpahleni zamandla ezingenakunqamuka (i-UPS), nakwamanye ama-transformer anemvamisa ephezulu.

Isimo Senhloko "ye-Toroidal"

Sisebenzisa indlela ehlukile, manje sesiphendukela ekujuleni kwesimo esiyingqayizivele se-"toroidal". Ngokungafani nokwakheka kwesimo esiphambili sangaphambilini, isimo se-toroidal sakha isakhiwo esifana ne-donut, esinama-windings azungeze yonke indawo. Lo mklamo unikeza izinzuzo ezihlukile futhi uvame ukusetshenziswa ezinhlotsheni ezahlukene zokusebenza.

Enye yezinzuzo eziyinhloko zesimo se-toroidal core ukulingana kwayo okumangalisayo kwamagnetic. Imigqa ye-magnetic flux ivalelwe ngaphakathi kwe-core, okuholela ekunciphiseni ukuvuza nokusabalala. Lesi sici sehlisa ukulahlekelwa kwe-core, okuholela ekusebenzeni kahle okuthuthukisiwe. Ngaphezu kwalokho, ukulingana kwe-toroidal core kunciphisa insimu yamagnetic yangaphandle kanye nokuphazamiseka kwe-electromagnetic (EMI). Ngakho-ke, kuyisinqumo esihle kakhulu sezinhlelo zokusebenza ezizwela i-EMI, njengemishini yomsindo namadivayisi ezokwelapha.

Ngaphezu kwalokho, ukuma kwe-toroidal core kunikeza ikhambi elincane nelilula ukuhlangabezana nezidingo zomklamo wesimanje. Ngenxa yendlela yayo evaliwe yamagnetic, ama-transformer e-toroidal abonisa amasimu angaphandle aphansi amagnetic. Lesi sici siwenza afanelekele izindawo ezinqunyelwe isikhala, lapho ezinye izimo ze-core zingase zilethe ukuphazamiseka okungafuneki. Izinhlelo zokusebenza ezizuzayo ngesimo se-toroidal zifaka phakathi izinsiza zamandla, ama-amplifiers omsindo, kanye nama-amplifiers esiginci.

Isimo "se-Pot Core"

Siqhubeka, ake sihlole ukuma kwengaphakathi "kwebhodwe" noma "kwendebe" okuhlukile. Lesi simo sakhiwe izingxenye ezimbili eziyisilinda ezihlanganiswe ndawonye, ​​​​ezinama-windings angaphakathi kwembobo ephakathi. Umklamo wembobo unezici ezihlukile ezenza ifaneleke kahle ekusetshenzisweni okuthile.

Enye yezinzuzo ezibalulekile zesimo se-pot core yikhono layo lokusingatha ukuminyana okuphezulu kwe-magnetic flux. Ukugoba emgodini ophakathi kuvumela indlela emfushane ye-magnetic, okuholela ekulahlekelweni okuphansi kwe-core kanye nokusebenza kahle okuthuthukisiwe. Lesi sici senza isimo se-pot core sithandwe kuma-power transformers kanye nama-inductor asetshenziswa ezinhlotsheni lapho kudingeka khona ukuminyana kwamandla aphezulu.

Ngaphezu kwalokho, ukuma kwe-pot core kunikeza izakhiwo ezinhle kakhulu zokuvikela. Isekethe yamagnetic evaliwe eyakhayo inciphisa imisebe kagesi, okwenza ifaneleke ukusetshenziswa lapho i-EMI idinga ukuncishiswa khona. Ngaphezu kwalokho, isakhiwo se-cylindrical sivumela ukupholisa okuphumelelayo, okuqinisekisa ukuphathwa kokushisa okuhle kakhulu kuma-transformer anamandla amakhulu.

Isimo se-pot core sithola ukusetshenziswa kumishini kagesi eshintshiwe, kuma-power converter, kanye nama-industrial transformer. Amandla ayo okuphatha i-magnetic flux ephezulu kanye nezici zokuvikela kuyenza ibe yisinqumo esiphezulu sezimboni ze-electronics zamandla.

Isimo Senhloko "ye-EI"

Okokugcina kodwa okungabalulekile, sihlola isimo se-core "EI", esihlanganisa izinto ezivela kokubili ezimweni ze-core "E" kanye ne-"I". Lokhu kulungiselelwa kuqukethe imilenze emibili yangaphandle efana ne-"E" kanye nomlenze ophakathi ofana ne-"I" onejoka eliyixhumanisayo. Isimo se-core "EI" sinikeza izinzuzo eziningi ezifanele izinhlelo zokusebenza ezahlukahlukene.

Ukuma kwe-core "EI" kuhlanganisa izinzuzo ze-core "E", njengokulahlekelwa kwe-core okuncishisiwe kanye nokusebenza kahle okuphelele, kanye nesikhala sefasitela eligoqayo le-core "I". Lokhu kuhlanganiswa kuphumela ekumeni kwe-core okukwazi ukuphatha amazinga aphezulu e-magnetic flux ngezinketho zokugoqa ezithuthukisiwe. Ngenxa yalokho, ukuma kwe-core "EI" kusetshenziswa kakhulu kuma-transformer okusabalalisa, ama-transformer anemvamisa ephakathi kanye nama-high-frequency, kanye nemishini kagesi eyahlukahlukene.

Ngaphezu kwalokho, ukuma kwe-"EI" core kunikeza ukuzinza okuhle komshini futhi kunciphisa amazinga omsindo ozwakalayo. Ukwakhiwa okunamathelisiwe kunciphisa ukudlidliza kanye nokucindezela kwe-magneto, kuqinisekisa ukusebenza okuthule. Lesi sici, sihlanganiswe nezici zaso ezinhle kakhulu ze-magnetic, senza ukuma kwe-"EI" core kube kuhle kakhulu ezinhlelweni zokusebenza ezifana nemishini yomsindo, ama-amplifier kagesi, kanye nama-transformer ezinsimbi.

Ngamafuphi, ukuqonda izimo ezahlukene ze-transformer core kubalulekile ekukhetheni ukucushwa okuhle kakhulu kwezinhlelo zokusebenza ezahlukene zikagesi. Isimo ngasinye sinikeza izinzuzo ezihlukile ezithinta ukusebenza kahle, ukusetshenziswa kwesikhala, izici zamagnetic, kanye nokucatshangelwa kwe-EMI. Kusukela ezimo ze-"E" kanye ne-"U" core ezisetshenziswa kabanzi kuya ezimo ezikhethekile ze-"toroidal," "pot," kanye ne-"EI", ukuguquguquka kwama-transformer core kuvumela izixazululo ezenzelwe wena ukuze kuhlangatshezwane nezidingo ezahlukene zemboni.

Isiphetho:

Ekuphetheni, izimo ze-transformer core ziyahlukahluka kakhulu, ngayinye isebenzela izinjongo ezithile ngokusekelwe ezicini zayo ze-magnetic, ukusebenza kahle, kanye nezidingo zesikhala. Isimo se-"E" core, ngomklamo wayo omncane kanye nokudluliselwa kwamandla okuphumelelayo, sithola izinhlelo zokusebenza ezimpahleni zamandla kanye nama-transformer omsindo. Isimo se-"U" core sihamba phambili ekuphatheni imisinga yemvamisa ephezulu, okwenza ifaneleke kuma-transformer e-inverter kanye nama-transformer e-flyback. Isimo se-toroidal esiyingqayizivele, esinokulingana kwayo kwe-magnetic kanye ne-EMI ephansi, sivame ukutholakala emishinini yomsindo kanye nezinsiza zamandla. Isimo se-pot core siphatha ubuningi be-magnetic flux obukhulu futhi sinikeza izakhiwo ezinhle kakhulu zokuvikela, okwenza kube kuhle kuma-transformer kagesi kanye nama-inductor. Ekugcineni, isimo se-"EI" core sihlanganisa izici ezivela ezimweni ze-"E" kanye ne-"I", okwenza kube ukukhetha okuguquguqukayo kwezinhlelo ezahlukene, kufaka phakathi ama-transformer okusabalalisa kanye nemishini kagesi. Ngokuqonda amandla esimo se-transformer core ngasinye, onjiniyela bangenza ngcono ukwakheka nokusebenza kwezinhlelo zikagesi.