Q: Dab tsi yog cov khoom ntawm cov hlau nplaum?
A: Muaj peb yam uas yog lub luag haujlwm rau qhov loj thiab qhov kev taw qhia ntawm lub ntiaj teb magnetic teb: Sib nqus declination. Sib nqus inclination los yog lub kaum sab xis ntawm poob. Kab rov tav feem ntawm lub ntiaj teb magnetic teb.
Q: Dab tsi yog cov khoom sib nqus?
A: Txij thaum ntawd los tsuas yog peb lub ntsiab lus ntawm lub rooj sib tham tau pom tias yog ferromagnetic ntawm chav tsev kub-hlau (Fe), cobalt (Co), thiab npib tsib xee (Ni). Lub ntiaj teb tsis tshua muaj cov ntsiab lus gadolinium (Gd) ze li ntawm tsuas yog 8 degrees Celsius xwb.
Q: Dab tsi yog cov khoom ntawm cov hlau nplaum ntuj?
A: Cov hlau nplaum ntuj yog cov hlau hlau uas nyiam cov hlau me me, cobalt, thiab npib tsib xee rau nws. Nws feem ntau yog oxide ntawm hlau hu ua Fe3O4. Magnetite lossis lodestone yog cov hlau nplaum ntuj.
Q: Dab tsi yog cov khoom sib nqus ua ke?
A: Lub voj voog sib nqus yog tsim los ntawm ib lossis ntau txoj hauv kev kaw uas muaj qhov sib nqus flux. Cov flux feem ntau yog tsim los ntawm cov hlau nplaum ruaj khov lossis cov khoom siv hluav taws xob thiab ua rau txoj hauv kev los ntawm cov hlau nplaum sib nqus uas muaj cov ntaub ntawv ferromagnetic xws li hlau, txawm hais tias tej zaum yuav muaj huab cua sib txawv lossis lwm yam khoom hauv txoj kev.
Q: Dab tsi yog cov khoom ntawm cov khoom sib nqus?
A: Cov khoom sib nqus ntawm cov ntaub ntawv yog ib lub ntsiab lus tseem ceeb tshaj plaws ntawm physics. Cov khoom sib nqus yog Ferromagnetism (lawv tsim cov hlau nplaum), Paramagnetism (Lawv tau nyiam ntawm cov hlau nplaum), Diamagnetism (Lawv raug tshem tawm los ntawm cov hlau nplaum).
Q: Cov txiaj ntsig ntawm cov khoom siv hlau nplaum yog dab tsi?
A: Nanoscale magnetic cov ntaub ntawv muaj qhov zoo ntawm qhov muaj peev xwm ntawm synthesis nyob rau hauv ntau qhov loj ntawm 10-100nm nrog cov qauv uas tau hais tseg rau ib daim ntawv thov tshwj xeeb nrog rau kev siv los ntawm kev sib nqus sab nraud.
Q: 3 hom amorphous yog dab tsi?
A: Amorphous khoom, txhua yam khoom uas tsis yog-crystalline uas cov atoms thiab molecules tsis tau teeb tsa hauv cov qauv lattice. Cov khoom siv xws li iav, yas, thiab gel. Khoom thiab kua yog ob hom condensed teeb meem; ob leeg yog tsim los ntawm atoms nyob ze rau ib leeg.
Q: Cov piv txwv ntawm cov ntaub ntawv amorphous yog dab tsi?
A: Yas, iav, roj hmab, iav hlau, polymers, gel, fused silica, pitch tar, nyias txheej lubricants, thiab siv quav ciab yog cov piv txwv ntawm amorphous solids.
Q: Dab tsi yog amorphous core transformer?
A: Ib qho amorphous hlau transformer (AMT) yog ib hom hluav taws xob siv hluav taws xob muaj nyob rau ntawm daim phiaj hluav taws xob. Cov tub ntxhais sib nqus ntawm qhov transformer no yog tsim los ntawm ferromagnetic amorphous hlau.
Q: Dab tsi yog amorphous magnetic cov ntaub ntawv?
A: Amorphous mos magnetic cov ntaub ntawv feem ntau yog alloys ntawm cov hlau ferromagnetic li Fe, Co, Ni nrog ntxiv B, P, C, Si rau amorphousize cov alloys uas ntxiv tau alloyed los ntawm cov kev hloov pauv pawg raws li V, Nb, Ta , Cr, Mo and Mn.
Q: Muaj pes tsawg hom amorphous muaj?
A: Cov khoom amorphous yog cov khoom tsis-crystalline uas tsis npaj cov atoms thiab cov molecules hauv cov qauv lattice. Muaj cov iav, yas, thiab gel khib nyiab uas tuaj nyob rau hauv qeb ntawm amorphous khoom.
Q: Yuav ua li cas koj thiaj paub tias cov khoom yog amorphous?
A: Amorphous solids tsis muaj cov duab qhia thiab tsis tuaj yeem ua kom txias sai. Qhov tseeb, kev txias sai ntawm cov ntaub ntawv amorphous tuaj yeem ua rau lawv ua iav. Cov cuab yeej no tuaj yeem ua rau cov khoom siv amorphous nrog cov duab tsis zoo thiab qhov ntom ntom. Yog tias qhov txias txias yog ceev heev, cov khoom yuav tig mus ua kua.
Q: Puas yog yas yog cov khoom siv amorphous?
A: Yas tuaj yeem muaj nyob hauv ob qho tib si amorphous thiab crystalline, nyob ntawm nws cov qauv molecular.
Q: Cov hlau twg yog amorphous?
A: Amorphous hlau tuaj yeem muab faib ua ob pawg, xws li tsis yog-ferromagnetic, yog tias lawv muaj Ln, Mg, Zr, Ti, Pd, Ca, Cu, Pt thiab Au, lossis ferromagnetic alloys, yog tias lawv muaj Fe. , Co, and Ni. Thermal conductivity ntawm cov ntaub ntawv amorphous yog qis dua li cov hlau crystalline.
Q: Dab tsi yog qhov kev siv ntawm amorphous core transformer?
A: Amorphous core transformers ua lub luag haujlwm tseem ceeb hauv kev txo qis kev poob qis Amorphous hlau core transformers txhim kho hluav taws xob faib hluav taws xob los ntawm kev txo cov tub ntxhais hloov pauv.
Q: Dab tsi yog qhov zoo ntawm amorphous core transformer?
A: Ib qho amorphous core hauv transformer muaj ntau qhov zoo thiab qhov tsis zoo. Qhov zoo: Txo cov tub ntxhais poob: Lub amorphous core muaj qis dua hysteresis poob thiab eddy tam sim no poob, uas ua rau txo qis hauv cov tub ntxhais poob. Kev txhim kho kev ua tau zoo: Cov tub ntxhais poob qis ua rau muaj kev nce hauv kev hloov pauv kev ua haujlwm.
Q: Amorphous hlau transformer ua haujlwm li cas?
A: Amorphous Hlau Transformer yog lub zog hloov hluav taws xob nrog kev poob qis thiab kev ua haujlwm siab zog. Hom transformer no siv hlau raws li amorphous hlau ua lub hauv paus. Vim tias cov khoom siv no tsis muaj cov qauv txiav txim ntev ntev, nws cov hlau nplaum thiab demagnetization yooj yim dua li cov khoom sib nqus zoo tib yam.
Q: Dab tsi yog amorphous khoom?
A: Cov khoom siv amorphous yog ib hom khoom siv tsis sib xws; Nws cov yam ntxwv ntawm atomic kev npaj yog zoo li kua thiab tsis muaj lub sij hawm ntev. Lub iav-forming peev xwm ntawm ib tug alloy yog ze ze rau nws cov muaj pes tsawg leeg, thiab yog sib txawv heev nyob rau hauv ntau yam alloys.
Q: Cov ntaub ntawv amorphous hu ua dab tsi?
A: Cov ntsiab lus "iav" thiab "iav khoom" yog qee zaum siv los ua ke nrog amorphous khoom; Txawm li cas los xij, cov ntsiab lus no hais tshwj xeeb rau cov khoom siv amorphous uas tau hloov pauv iav. Piv txwv ntawm cov khib nyiab amorphous muaj xws li tsom iav, iav hlau, thiab qee hom yas thiab polymers.
Q: Dab tsi yog cov khoom hluav taws xob ntawm cov khoom siv amorphous?
A: Raws li lawv cov kev tsis sib haum xeeb, cov khoom siv amorphous feem ntau muaj qis dua cov khoom siv crystalline. Amorphous hlau feem ntau yog siv hluav taws xob, tab sis lwm yam khoom siv amorphous, xws li oxides, feem ntau yog cov insulators lossis semiconductors.
Q: Koj tuaj yeem siv inductors rau dab tsi?
A: Nws tsis yog ib qho uas pom cov inductors tsis sib xws hauv cov qauv piv txwv rau cov pib tshiab. Yog li yog tias koj nyuam qhuav pib, tej zaum koj yuav tsis tuaj hla lawv tam sim no. Tab sis lawv muaj ntau heev hauv cov khoom siv hluav taws xob. Piv txwv li, los tsim ib tug phaw los yog txhawb converter. Thiab lawv muaj ntau hauv xov tooj cua circuits los tsim oscillators thiab lim. Dab tsi koj yuav tuaj hla ntau dua, yog electromagnets. Thiab lawv yog lub hauv paus inductors. Koj yuav pom lawv nyob rau hauv yuav luag txhua yam uas txav los ntawm hluav taws xob. Zoo li relays, motors, solenoids, hais lus, thiab lwm yam. Thiab ib tug transformer yog yeej ib txwm ob inductors raug mob nyob ib ncig ntawm tib core.
Q: Dab tsi yog inductor (coil)?
A: Inductors yog hu ua passive Cheebtsam, tib yam li resistors (R) thiab capacitors (C), thiab yog cov khoom siv hluav taws xob sau npe nrog "L". Nws muaj lub luag haujlwm ntawm kev ua kom lub sijhawm tam sim no. Lub peev xwm ntawm inductor yog qhia los ntawm "inductance". Chav tsev yog Henry (H). Ib qho inductor muaj cov qauv zoo ib yam li lub kauj, tab sis feem ntau inductors hu ua inductors muaj ib qho winding (1 yob). Qee qhov raug mob tsuas yog nrog cov conductors, thaum lwm tus muaj lub hauv paus hauv qhov txhab conductors. Qhov kev txiav txim ntawm tus inductor yog proportional rau lub square ntawm tus naj npawb ntawm lem los yog vojvoog thiab inversely proportional rau qhov ntev.
Q: Yuav ua li cas thaum koj disconnect tus inductor?
A: Lub inductor kuj tiv thaiv qhov tam sim no los ntawm kev hloov tam sim ntawd. Cov tam sim no yuav tsis cia li tso tseg nyob rau hauv lub inductor nyob rau hauv ib qho instant. Yog li thaum koj hloov tawm lub hwj chim, lub inductor yuav sim txuas ntxiv cov dej ntws tam sim no. Nws ua qhov no los ntawm kev nce qhov voltage thoob plaws nws cov terminals. Nws ua tau nce ntau heev uas koj tuaj yeem tau txais lub txim me me hla tus pins ntawm koj qhov kev hloov!