Maginito a bar amatha kugawidwa m'magulu awiri: okhazikika komanso osakhalitsa.Maginito okhazikika nthawi zonse amakhala "pa" malo;ndiko kuti, mphamvu yawo ya maginito nthawi zonse imakhala yogwira ntchito komanso ilipo.Maginito osakhalitsa ndi chinthu chomwe chimakhala ndi maginito chikagwiritsidwa ntchito ndi mphamvu ya maginito yomwe ilipo.Mwinamwake munkagwiritsa ntchito maginito kuseweretsa zipini zatsitsi za amayi anu muli mwana.Kumbukirani momwe mudagwiritsira ntchito chopini cholumikizidwa ndi maginito kuti mutenge cholumikizira chachiwiri?Ndi chifukwa chakuti hairpin yoyamba inakhala maginito osakhalitsa, chifukwa cha mphamvu ya maginito yozungulira.Maginito amagetsi ndi mtundu wa maginito osakhalitsa omwe amakhala "yogwira" pokhapokha mphamvu yamagetsi ikadutsa mkati mwawo ndikupanga mphamvu yamaginito.
Kodi Magnet Alnico N'chiyani?
Maginito ambiri masiku ano amatchedwa maginito “alnico”, dzina lochokera ku zigawo za zitsulo zachitsulo zomwe amapangidwira: Aluminium, NIckel ndi CObalt.Maginito a Alnico nthawi zambiri amakhala ngati bar- kapena mahatchi.Mu maginito a bar, mizati yoyang'anana ili kumapeto kwa bar, pomwe mu maginito a akavalo, mitengoyo imakhala yoyandikana kwambiri, kumapeto kwa kavalo.Maginito a bar amathanso kupangidwa ndi zinthu zomwe sizipezeka padziko lapansi - neodymium kapena samarium cobalt.Maginito a bar am'mbali-mbali ndi maginito ozungulira amapezeka;mtundu womwe umagwiritsidwa ntchito nthawi zambiri umadalira momwe maginito akugwiritsidwira ntchito.
Magnet Anga Anathyoka Pawiri.Kodi Idzagwirabe Ntchito?
Pokhapokha kutayika kwa maginito m'mphepete mwake, maginito omwe athyoledwa pawiri adzapanga maginito awiri, iliyonse yomwe idzakhala yolimba kwambiri ngati maginito oyambirira, osasweka.
Kusankha Poles
Si maginito onse omwe amalembedwa "N" ndi "S" kuti atchule mitengo yake.Kuti mudziwe mizati ya maginito amtundu wa bar, ikani kampasi pafupi ndi maginito ndikuwona singanoyo;mapeto omwe nthawi zambiri amaloza kumtunda wa kumpoto kwa Dziko lapansi adzagwedezeka mozungulira kuloza kumtunda wakumwera kwa maginito.Izi zili choncho chifukwa maginito ali pafupi kwambiri ndi kampasi, zomwe zimapangitsa kukopa kwamphamvu kuposa mphamvu ya maginito ya Dziko lapansi.Ngati mulibe kampasi, mukhoza kuyandama kampasiyo mumtsuko wamadzi.Maginito adzazungulira pang'onopang'ono mpaka pole yake ya kumpoto igwirizane ndi kumpoto kwenikweni kwa Dziko lapansi.Palibe madzi?Mutha kukwaniritsa zotsatira zomwezo poyimitsa maginito pakatikati pake ndi chingwe, ndikulola kuti isunthe ndikuzungulira momasuka.
Magnet Ratings
Maginito a bar amavoteredwa molingana ndi miyeso itatu: yotsalira yotsalira (Br), yomwe imawonetsa mphamvu ya maginito;mphamvu yaikulu (BHmax), yomwe imayesa mphamvu ya maginito ya maginito odzaza;ndi mphamvu yokakamiza (Hc), yomwe imatiuza momwe zingakhalire zovuta kutulutsa maginito.
Kodi Mphamvu Yamaginito Yamphamvu Kwambiri Pa Magnet Ili Kuti?
Mphamvu ya maginito ya maginito a bar ndi yokwera kwambiri kapena yokhazikika kwambiri kumapeto kwa ma pole ndi kucheperapo pakati pa maginito ndi pakati pa pakati pa pole ndi pakati pa maginito.Mphamvu ndi yofanana pa mtengo uliwonse.Ngati muli ndi zolembera zachitsulo, yesani izi: Ikani maginito anu pamalo athyathyathya, owoneka bwino.Tsopano kuwaza zitsulo zosefera mozungulira.Zolembazo zidzasunthira pamalo omwe amapereka chithunzithunzi cha mphamvu ya maginito anu: zojambulazo zidzakhala zolimba pamtengo uliwonse pomwe mphamvu ya maginito imakhala yamphamvu kwambiri, kufalikira padera pamene munda ukufooka.
Kusunga Maginito A Bar
Kuti maginito agwire bwino ntchito, ayenera kusamala kuti asungidwe bwino.
Samalani kuti musalole kuti maginito agwirizane;samalaninso kuti musalole maginito kuwombana wina ndi mzake powayika posungira.Kugunda kumatha kuwononga maginito komanso kungayambitsenso kuvulaza zala zomwe zimabwera pakati pa maginito awiri amphamvu kwambiri.
Sankhani chidebe chotsekedwa cha maginito anu kuti muteteze zinyalala zazitsulo kuti zisakopeke ndi maginito.
Sungani maginito pamalo okopa;pakapita nthawi, maginito ena omwe amasungidwa m'malo othamangitsa amatha kutaya mphamvu.
Sungani maginito a alnico ndi "osunga," mbale zomwe zimagwiritsidwa ntchito kulumikiza mizati ya maginito angapo;osunga amathandizira kuti maginito asakhale opanda maginito pakapita nthawi.
Sungani zotengera zosungira kutali ndi makompyuta, ma VCR, ma kirediti kadi ndi zida zilizonse kapena zowulutsa zomwe zili ndi maginito kapena ma microchips.
Komanso sungani maginito amphamvu pamalo omwe ali kutali ndi malo aliwonse omwe angayendere ndi anthu omwe ali ndi ma pacemaker chifukwa mphamvu ya maginito imatha kukhala yamphamvu kwambiri kupangitsa kuti pacemaker isagwire bwino ntchito.
Nthawi yotumiza: Mar-09-2022
