{"id":3726,"date":"2026-03-12T07:36:24","date_gmt":"2026-03-12T07:36:24","guid":{"rendered":"https:\/\/nbaem.com\/?p=3726"},"modified":"2026-03-11T05:46:19","modified_gmt":"2026-03-11T05:46:19","slug":"cause-demagnetization-in-permanent-magnet-motors","status":"publish","type":"post","link":"https:\/\/nbaem.com\/sk\/cause-demagnetization-in-permanent-magnet-motors\/","title":{"rendered":"\u010co m\u00f4\u017ee sp\u00f4sobi\u0165 demagnetiz\u00e1ciu v motoroch s trval\u00fdm magnetom"},"content":{"rendered":"<h2>Fyzika magnetickej straty: Porozumenie B-H krivke<\/h2>\n<div id=\"attachment_1663\" style=\"width: 1034px\" class=\"wp-caption alignnone\"><img decoding=\"async\" aria-describedby=\"caption-attachment-1663\" class=\"size-large wp-image-1663\" src=\"https:\/\/nbaem.com\/wp-content\/uploads\/2025\/05\/35SH-BH-curve-1024x699.jpg\" alt=\"35SH BH krivka\" width=\"1024\" height=\"699\" srcset=\"https:\/\/nbaem.com\/wp-content\/uploads\/2025\/05\/35SH-BH-curve-200x137.jpg 200w, https:\/\/nbaem.com\/wp-content\/uploads\/2025\/05\/35SH-BH-curve-300x205.jpg 300w, https:\/\/nbaem.com\/wp-content\/uploads\/2025\/05\/35SH-BH-curve-400x273.jpg 400w, https:\/\/nbaem.com\/wp-content\/uploads\/2025\/05\/35SH-BH-curve-600x410.jpg 600w, https:\/\/nbaem.com\/wp-content\/uploads\/2025\/05\/35SH-BH-curve-768x525.jpg 768w, https:\/\/nbaem.com\/wp-content\/uploads\/2025\/05\/35SH-BH-curve-800x546.jpg 800w, https:\/\/nbaem.com\/wp-content\/uploads\/2025\/05\/35SH-BH-curve-1024x699.jpg 1024w, https:\/\/nbaem.com\/wp-content\/uploads\/2025\/05\/35SH-BH-curve-1200x820.jpg 1200w, https:\/\/nbaem.com\/wp-content\/uploads\/2025\/05\/35SH-BH-curve.jpg 1249w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><p id=\"caption-attachment-1663\" class=\"wp-caption-text\">35SH BH krivka<\/p><\/div>\n<p>&nbsp;<\/p>\n<p>Zaoberali ste sa niekedy motorom s n\u00edzkym v\u00fdkonom a prem\u00fd\u0161\u013eali ste, \u010do presne m\u00f4\u017ee sp\u00f4sobi\u0165 demagnetiz\u00e1ciu v motoroch so st\u00e1le magnetom? Na efekt\u00edvne odstra\u0148ovanie probl\u00e9mov mus\u00edme najprv pozrie\u0165 na fundament\u00e1lnu fyziku magnetick\u00fdch materi\u00e1lov. Odpove\u010f spo\u010d\u00edva v demagnetiza\u010dnej krivke B-H.<\/p>\n<h3>Dek\u00f3dovanie demagnetiza\u010dnej krivky<\/h3>\n<p>Pri anal\u00fdze degrad\u00e1cie motora si in\u017einieri pozorne v\u0161\u00edmaj\u00fa druh\u00fd kvadrant B-H krivky. T\u00e1to \u0161pecifick\u00e1 \u010das\u0165, zn\u00e1ma ako demagnetiza\u010dn\u00e1 krivka, ilustruje spr\u00e1vanie permanentn\u00e9ho magnetu, ke\u010f je vystaven\u00fd opa\u010dn\u00e9mu magnetick\u00e9mu po\u013eu. Zobrazuje presn\u00e9 prahov\u00e9 hodnoty a podmienky, za ktor\u00fdch magnet za\u010dne str\u00e1ca\u0165 svoju prev\u00e1dzkov\u00fa silu v medzere vzduchu motora.<\/p>\n<h3>K\u013e\u00fa\u010dov\u00e9 magnetick\u00e9 metriky<\/h3>\n<p>Na presn\u00e9 pos\u00fadenie rizika straty magnetick\u00e9ho toku sa spoliehame na dva kritick\u00e9 materi\u00e1lov\u00e9 vlastnosti:<\/p>\n<ul>\n<li><strong>Remanencia (Br):<\/strong> Definuje zvy\u0161kov\u00fa hustotu magnetick\u00e9ho toku zost\u00e1vaj\u00facu v materi\u00e1li po odstr\u00e1nen\u00ed po\u010diato\u010dn\u00e9ho extern\u00e9ho magnetizuj\u00faceho po\u013ea. Jednoducho povedan\u00e9, predstavuje maxim\u00e1lnu z\u00e1kladn\u00fa silu magnetu.<\/li>\n<li><strong>Vn\u00fatorn\u00e1 sily odolnosti vo\u010di demagnetiz\u00e1cii (Hci):<\/strong> Ide o kone\u010dn\u00fa odolnos\u0165 materi\u00e1lu vo\u010di demagnetiz\u00e1cii. Vy\u0161\u0161ie Hci znamen\u00e1, \u017ee magnet vydr\u017e\u00ed v\u00fdrazne silnej\u0161ie protichodn\u00e9 magnetick\u00e9 polia predt\u00fdm, ne\u017e nav\u017edy strat\u00ed svoju vn\u00fatorn\u00fa polariz\u00e1ciu.<\/li>\n<\/ul>\n<h3>Nebezpe\u010denstvo kolena krivky<\/h3>\n<p>Najzranite\u013enej\u0161ou \u010drtou na demagnetiza\u010dnej B-H krivke je \u201ekolenn\u00fd bod\u201c. Ide o presn\u00e9 miesto, kde line\u00e1rna \u010das\u0165 krivky prudko kles\u00e1.<\/p>\n<p>Za predpokladu, \u017ee prev\u00e1dzkov\u00e9 podmienky motoru udr\u017eiavaj\u00fa magnet nad t\u00fdmto kolenn\u00fdm bodom, ak\u00e9ko\u013evek do\u010dasn\u00e9 zn\u00ed\u017eenie fluxu je reversible. Av\u0161ak ak extr\u00e9mne podmienky posun\u00fa prev\u00e1dzkov\u00fd bod pod koleno, materi\u00e1l trp\u00ed <strong>nevratnou magnetickou stratou<\/strong>. Ke\u010f po\u013eom prev\u00e1dzkov\u00e9ho bodu prejde tento kritick\u00fd prah, \u0161truktur\u00e1lne zos\u00faladenie magnetick\u00fdch dom\u00e9n je trvalo naru\u0161en\u00e9. Motor nez\u00edska p\u00f4vodn\u00fd kr\u00fatiaci moment ani \u00fa\u010dinnos\u0165 ani po ochladen\u00ed alebo odstr\u00e1nen\u00ed protismern\u00e9ho za\u0165a\u017eenia, \u010do vedie k trval\u00e9mu zhor\u0161eniu v\u00fdkonu.<\/p>\n<h2>\u010co m\u00f4\u017ee sp\u00f4sobi\u0165 demagnetiz\u00e1ciu v motoroch s permanentn\u00fdm magnetom?<\/h2>\n<p>Ke\u010f kon\u0161truujeme a rie\u0161ime probl\u00e9my s vysokov\u00fdkonn\u00fdmi pohonmi, pochopenie toho, \u010do presne <strong>m\u00f4\u017ee sp\u00f4sobi\u0165 demagnetiz\u00e1ciu u motorov s permanentn\u00fdm magnetom<\/strong> je k\u013e\u00fa\u010dov\u00e9. Porucha synchronn\u00e9ho motoru s permanentn\u00fdm magnetom (PMSM) sa \u010dasto via\u017ee na nieko\u013eko hlavn\u00fdch stresorov, ktor\u00e9 ni\u010dia magnetick\u00fd obvod. Tu s\u00fa hlavn\u00ed p\u00e1chate\u013eov, na ktor\u00fdch si treba da\u0165 pozor.<\/p>\n<h3>1. Tepeln\u00fd stres a prehriatie<\/h3>\n<p>Teplo je hlavnou pr\u00ed\u010dinou <strong>term\u00e1lne demagnetizovanie<\/strong>. Ako sa zvy\u0161uje vn\u00fatorn\u00e1 teplota, zvy\u0161uje sa kinetick\u00e1 energia at\u00f3mov, \u010do n\u00e1silne rozpad\u00e1 poriadne usporiadanie magnetick\u00fdch dom\u00e9n.<\/p>\n<p>Zaober\u00e1me sa t\u00fdmto tepeln\u00fdm po\u0161koden\u00edm do dvoch typov:<\/p>\n<ul>\n<li><strong>Reverzibiln\u00e1 strata:<\/strong> Magnet slabl\u00e9, ke\u010f je hor\u00faci, ale znovu naberie pln\u00fa silu po ochladen\u00ed na izbov\u00fa teplotu.<\/li>\n<li><strong>Nezvratn\u00e1 magnetick\u00e1 strata:<\/strong> Teplota presiahne kritick\u00fd prah. Magnet trvalo str\u00e1ca silu a vy\u017eaduje \u00fapln\u00fa premagnetiz\u00e1ciu.<\/li>\n<\/ul>\n<p>Mus\u00edte rozli\u0161ova\u0165 medzi maxim\u00e1lnou prev\u00e1dzkovou teplotou magnetu a <strong>Curie teplotou permanentn\u00fdch magnetov<\/strong> (Tc), \u010do je absol\u00fatna teplotn\u00e1 hranica, pri ktorej materi\u00e1l str\u00e1ca v\u0161etku permanentn\u00fa magnetiz\u00e1ciu.<\/p>\n<p><strong>Samarium Kobalt vs Neod\u00fdm High Temperature Limits<\/strong><br \/>\n| Magnetick\u00fd materi\u00e1l | Maxim\u00e1lna prev\u00e1dzkov\u00e1 teplota | Teplota Curie ($T_c$) | Environment\u00e1lna pevnos\u0165 |<br \/>\n| <strong>Standard NdFeB<\/strong> | 80\u00b0C \u2013 150\u00b0C | 310\u00b0C \u2013 350\u00b0C | Vysok\u00e1 pevnos\u0165, n\u00edzka tolerancia tepla |<br \/>\n| <strong>SmCo<\/strong> | 250\u00b0C \u2013 350\u00b0C | 700\u00b0C \u2013 800\u00b0C | Ni\u017e\u0161ia pevnos\u0165, extr\u00e9mna tolerancia tepla |<\/p>\n<p>Pochopenie <a href=\"https:\/\/nbaem.com\/sk\/what-are-magnets-made-of\/\">z \u010doho s\u00fa magnety vyroben\u00e9<\/a> pom\u00e1ha v\u00e1m vybra\u0165 spr\u00e1vny materi\u00e1l, aby ste predi\u0161li katastrof\u00e1lnemu teplotn\u00e9mu zlyhaniu vo va\u0161ich motorov\u00fdch kon\u0161trukci\u00e1ch.<\/p>\n<h3>2. Opa\u010dn\u00e9 magnetick\u00e9 polia<\/h3>\n<p>Po\u010das be\u017en\u00e9ho prev\u00e1dzky generuj\u00fa statorov\u00e9 vinutie <strong>opozitn\u00e9 magnetick\u00e9 pole<\/strong>. Tento jav, podobn\u00fd <strong>polozuj\u00facemu p\u00f4sobeniu v armature v DC motoroch<\/strong>, sp\u00f4sobuje neust\u00e1lu opoz\u00edciu proti permanentn\u00fdm magnetom.<\/p>\n<p>Tento sp\u00e4tn\u00fd polomer sa st\u00e1va ve\u013emi de\u0161trukt\u00edvnym po\u010das abnorm\u00e1lnych prev\u00e1dzkov\u00fdch podmienok:<\/p>\n<ul>\n<li>Jab motoru alebo z\u00e1mok rotora<\/li>\n<li>Tvrd\u00e9, vysokotlakov\u00e9 sp\u00fa\u0161\u0165anie<\/li>\n<li>\u0164a\u017ek\u00e9 mechanick\u00e9 pre\u0165a\u017eenia<\/li>\n<li>N\u00e1hla <strong>kr\u00e1tke spojenie statora motora<\/strong><\/li>\n<\/ul>\n<p>Tieto extr\u00e9mne udalosti sp\u00f4sobuj\u00fa mas\u00edvne pr\u00fady statora. Ak tieto pr\u00fady potla\u010dia magnet cez jeho <strong>vn\u00fatorn\u00fd koerc\u00edvny tlak<\/strong> (Hci), magnet demagnetizuje. Tento rizikov\u00fd faktor v\u00fdrazne rastie, ak je motor u\u017e prehrievan\u00fd.<\/p>\n<h3>3. Environment\u00e1lne degrad\u00e1cie a kor\u00f3zia<\/h3>\n<p><strong>Degrad\u00e1cia magnetu elektromotoru pre elektrick\u00e9 vozidl\u00e1<\/strong> sa \u010dasto vypl\u00fdva z slab\u00e9ho enviroment\u00e1lneho zabezpe\u010denia sk\u00f4r ne\u017e z elektrick\u00fdch ch\u00fdb. Neod\u00fdm (NdFeB) je vy\u0161e n\u00e1chyln\u00fd na oxid\u00e1ciu a hydrog\u00e9nov\u00e9 krehkosti.<\/p>\n<ul>\n<li><strong>Fyzik\u00e1lne odlupovanie:<\/strong> Vystavenie priemyseln\u00fdm chemik\u00e1li\u00e1m, vysokej vlhkosti a koroz\u00edvnym plynom sp\u00f4sobuje hrdzu a odlupovanie magnetu.<\/li>\n<li><strong>Air Gap Flux Drop:<\/strong> Ak\u00e1ko\u013evek fyzick\u00e1 strata objemu z magnetu priamo zni\u017euje celkov\u00fd magnetick\u00fd tok prech\u00e1dzaj\u00faci vzduchov\u00fdm medzerou motora, \u010do zab\u00edja kr\u00fatiaci moment.<\/li>\n<\/ul>\n<p>Implementing proper <strong>pou\u017eitie magnetickej vrstvy a kor\u00f3zie<\/strong> odolnos\u0165 (ako Nickel-Copper-Nickel alebo odoln\u00e9 epoxy povrchov\u00e9 \u00fapravy) je nevyhnutn\u00e1 na zabr\u00e1nenie pomal\u00e9mu rozpadu.<\/p>\n<h3>4. Mechanick\u00fd stres a vplyvy s\u00fa\u010diastok<\/h3>\n<p>Magnety s\u00fa notoricky krehk\u00e9. Siln\u00e9 fyzick\u00e9 n\u00e1razy, drsn\u00e9 prev\u00e1dzkov\u00e9 vibr\u00e1cie alebo jednoduch\u00e9 zl\u00e9 zaobch\u00e1dzanie po\u010das tov\u00e1renskej mont\u00e1\u017ee m\u00f4\u017eu \u013eahko praskn\u00fa\u0165 materi\u00e1ly ako ferrit alebo SmCo.<\/p>\n<ul>\n<li><strong>Drobn\u00e9 od\u0161tiepnutie:<\/strong> Aj mal\u00e9 od\u0161tiepnutie zni\u017euje celkov\u00fd objem magnetu.<\/li>\n<li><strong>Preru\u0161enie obvodu:<\/strong> Fyzick\u00e9 po\u0161kodenie men\u00ed starostlivo vypo\u010d\u00edtan\u00fd magnetick\u00fd obvod, trvalo nar\u00fa\u0161a rovnov\u00e1hu motora a zni\u017euje celkov\u00fa \u00fa\u010dinnos\u0165.<\/li>\n<\/ul>\n<h2>Prevencia demagnetiz\u00e1cie rotora v dizajne motora<\/h2>\n<p>Na \u00fa\u010dinn\u00e9 proti <strong>m\u00f4\u017ee sp\u00f4sobi\u0165 demagnetiz\u00e1ciu u motorov s permanentn\u00fdm magnetom<\/strong>, mus\u00edme probl\u00e9m rie\u0161i\u0165 priamo na \u00farovni in\u017einierstva. Zabezpe\u010denie v architekt\u00fare motora je spo\u013eahlivej\u0161\u00ed sp\u00f4sob, ako zabr\u00e1ni\u0165 demagnetiz\u00e1cii rotora a udr\u017ea\u0165 dlhodob\u00fd v\u00fdkon kr\u00fatiaceho momentu.<\/p>\n<p>Tu s\u00fa jadrov\u00e9 dizajnov\u00e9 strat\u00e9gie, ktor\u00e9 pou\u017e\u00edvame na ochranu magnetick\u00e9ho obvodu:<\/p>\n<ul>\n<li><strong>Optimaliz\u00e1cia chladenia motora:<\/strong> Teplo je najv\u00e4\u010d\u0161ou hrozbou pre magnetick\u00fa stabilitu. D\u00f4razne odpor\u00fa\u010dame integrova\u0165 chladiace pl\u00e1\u0161te s kvapalinou alebo navrhn\u00fa\u0165 optimalizovan\u00e9 pr\u00fadenie vzduchu cez puzdro motora. Udr\u017eiavanie teploty jadra dobre pod kry\u0161talick\u00fdmi tepeln\u00fdmi limitmi je absol\u00fatne najlep\u0161\u00ed sp\u00f4sob, ako <a href=\"https:\/\/nbaem.com\/sk\/how-long-do-magnets-last\/\">pred\u013a\u017ei\u0165 \u017eivotnos\u0165 magnetov<\/a> a zabr\u00e1ni\u0165 trvalej strate magnetick\u00e9ho toku.<\/li>\n<li><strong>Akt\u00edvne riaden\u00e9 strat\u00e9gie:<\/strong> Hardv\u00e9r potrebuje inteligentn\u00fd softv\u00e9r. Implement\u00e1ciou inteligentn\u00fdch motorov\u00fdch pohonov m\u00f4\u017eeme akt\u00edvne obmedzi\u0165 \u0161pi\u010dkov\u00e9 pr\u00fady v s\u00fastave. To zabra\u0148uje v\u00e1\u017enym <strong>polozuj\u00facemu p\u00f4sobeniu v armature v DC motoroch<\/strong> a PMSM, najm\u00e4 v rizikov\u00fdch sc\u00e9nariach ako tvrd\u00e9 zaseknutie, ve\u013ek\u00e9 za\u0165a\u017eenia alebo n\u00e1hly <strong>kr\u00e1tke spojenie statora motora<\/strong>.<\/li>\n<li><strong>\u00dapravy geometrije rotora:<\/strong> Miesto, kde umiestnite magnet, m\u00e1 v\u00fdznam. N\u00e1vrh rotorov s hlb\u0161\u00edm ukryt\u00edm magnetov\u2014\u010dasto pou\u017e\u00edvan\u00fd v dizajnoch s\u00ednusov\u00fdch motorov s vn\u00fatorn\u00fdm permanentn\u00fdm magnetom (PMSM)\u2014prid\u00e1va fyzick\u00fa ochrann\u00fa vrstvu. T\u00e1to vn\u00fatorn\u00e1 geometria \u00fa\u010dinne chr\u00e1ni magnety pred priamym vplyvom opa\u010dn\u00fdch magnetick\u00fdch pol\u00ed generovan\u00fdch statorov\u00fdmi vinutiami.<\/li>\n<\/ul>\n<h2>V\u00fdber spr\u00e1vnych magnetick\u00fdch materi\u00e1lov s NBAEM<\/h2>\n<p>Zastavenie straty magnetizmu za\u010d\u00edna u\u017e pri zdroji. Ak chcete <strong>zabr\u00e1nil demagnetiz\u00e1cii rotora<\/strong>, v\u00fdber spr\u00e1vneho surov\u00e9ho materi\u00e1lu je nevyhnutn\u00fd. V NBAEM budujeme odolnos\u0165 do motoru od samotn\u00e9ho z\u00e1kladu, aby bola zabezpe\u010den\u00e1 dlhodob\u00e1 stabilita.<\/p>\n<h3>Vysoko-koerc\u00edvne NdFeB magnety vs SmCo<\/h3>\n<p>\u0160tandardn\u00e9 materi\u00e1ly \u010dasto zlyh\u00e1vaj\u00fa pri ve\u013ek\u00fdch za\u0165a\u017eeniach a vysokom teple. Moderniz\u00e1cia magnetick\u00fdch materi\u00e1lov je najpriamej\u0161\u00ed sp\u00f4sob zastavenia teoretickej demagnetiz\u00e1cie.<\/p>\n<ul>\n<li><strong>NdFeB upgrady:<\/strong> Prechod na <strong>magn\u00e9ty NdFeB s vysokou koh\u00e9ziou<\/strong> (ako na\u0161a s\u00e9ria UH, EH alebo AH) v\u00fdrazne zvy\u0161uje teoretick\u00fa hranicu. Overenie <a href=\"https:\/\/nbaem.com\/sk\/quality-of-neodymium-magnets\/\">kvalita neod\u00fdmu magnetov<\/a> po\u010das z\u00edskavania je prv\u00fdm krokom k zabezpe\u010deniu stabiln\u00e9ho dlhodob\u00e9ho chodu bez neo\u010dak\u00e1van\u00e9ho \u00fabytku toku.<\/li>\n<li><strong>Extr\u00e9mne prostredia:<\/strong> Ke\u010f sa pozer\u00e1me na <strong>sam\u00e1rium-kobalt vs. neod\u00fdm vysok\u00e1 teplota<\/strong> v\u00fdkon, SmCo m\u00e1 absol\u00fatnu ved\u00facu poz\u00edciu. Je to kone\u010dn\u00e1 vo\u013eba pre leteck\u00fd priemysel a prevenciu <strong>Degrad\u00e1cia magnetu elektromotoru pre elektrick\u00e9 vozidl\u00e1<\/strong> za extr\u00e9mne, nepretr\u017eit\u00e9 teplo.<\/li>\n<\/ul>\n<h3>Povrch magnetu a kor\u00f3zia<\/h3>\n<p>Environment\u00e1lne \u0161kody ticho ni\u010dia magnetick\u00fd tok. Oslaben\u00e9 magnety vystaven\u00e9 vlhkosti, priemyseln\u00fdm chemik\u00e1li\u00e1m alebo vlhkosti sa r\u00fdchlo rozkladaj\u00fa. Aplikujeme robustn\u00e9, priemyselne vhodn\u00e9 povlakovanie\u2014konkr\u00e9tne Ni-Cu-Ni (Nickel-Copper-Nickel) a vysokov\u00fdkonn\u00fd epoxid\u2014na \u00fapln\u00e9 uzamknutie koroz\u00edvnych prvkov. Rie\u0161enie <strong>pou\u017eitie magnetickej vrstvy a kor\u00f3zie<\/strong> v\u010das eliminuje fyzick\u00e9 odlupovanie a objemov\u00fa stratu, ktor\u00e9 ni\u010dia vn\u00fatorn\u00fd magnetick\u00fd obvod.<\/p>\n<h3>In\u017einierska hrana NBAEM<\/h3>\n<p>presne viem, \u010do je potrebn\u00e9 na to, aby sme postavili motory, ktor\u00e9 vydr\u017eia najhor\u0161ie priemyseln\u00e9 scen\u00e1re. Svoj\u00edm materi\u00e1lom poskytujeme viac ako 14 rokov praktick\u00fdch sk\u00fasenost\u00ed s v\u00fdrobou a pr\u00edsnu kontrolu kvality pod\u013ea ISO\/TS16949 v automobilovom priemysle.<\/p>\n<ul>\n<li><strong>Prisp\u00f4soben\u00e9 rie\u0161enia:<\/strong> Vlastn\u00e9 n\u00e1vrhy magnetov \u0161it\u00e9 na mieru pre zlo\u017eit\u00e9 jadra EV lamin\u00e1tov a vysokov\u00fdkonn\u00e9 servomotory.<\/li>\n<li><strong>Automobilov\u00e9 normy:<\/strong> Pr\u00edsna kontrola kvality navrhnut\u00e1 tak, aby zvl\u00e1dla mas\u00edvne protivn\u00e9 magnetick\u00e9 polia a zabr\u00e1nila nevratnej str\u00e1te magnetizmu.<\/li>\n<li><strong>Preveren\u00e1 spo\u013eahlivos\u0165:<\/strong> Preverte n\u00e1\u0161 <a href=\"https:\/\/nbaem.com\/sk\/hot-pressed-magnet-data-sheet\/\">datasheet magnetu s hor\u00facou lisom<\/a> aby ste videli presn\u00e9 tepeln\u00e9 tolerancie a koerc\u00edvne prahy, ktor\u00e9 konzistentne dosahujeme.<\/li>\n<\/ul>\n<p>Zabezpe\u010den\u00edm spr\u00e1vnych tried a aplik\u00e1ciou spr\u00e1vnej \u0161truktur\u00e1lnej ochrany trvalo odstra\u0148ujete hlavn\u00e9 pr\u00ed\u010diny demagnetiz\u00e1cie v motoroch s permanentn\u00fdmi magnetmi.<\/p>\n<div id=\"references\" class=\"min-w-0 scroll-mt-8 overflow-hidden\">\n<div class=\"text-[16px]\"><\/div>\n<div class=\"flex flex-col gap-2 text-sm leading-relaxed\">\n<div class=\"break-words text-[1em] leading-7\"><\/div>\n<\/div>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>Objavte, \u010do m\u00f4\u017ee sp\u00f4sobova\u0165 demagnetiz\u00e1ciu v motoroch s trval\u00fdm magnetom a ako dizajn materi\u00e1lov a chladenie zabra\u0148uj\u00fa strate magnetick\u00e9ho toku<\/p>","protected":false},"author":1,"featured_media":902,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"om_disable_all_campaigns":false,"_monsterinsights_skip_tracking":false,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[1],"tags":[],"class_list":["post-3726","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-uncategorized"],"jetpack_sharing_enabled":true,"jetpack_featured_media_url":"https:\/\/nbaem.com\/wp-content\/uploads\/2022\/07\/magnetic-rotor.png","_links":{"self":[{"href":"https:\/\/nbaem.com\/sk\/wp-json\/wp\/v2\/posts\/3726","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/nbaem.com\/sk\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/nbaem.com\/sk\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/nbaem.com\/sk\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/nbaem.com\/sk\/wp-json\/wp\/v2\/comments?post=3726"}],"version-history":[{"count":2,"href":"https:\/\/nbaem.com\/sk\/wp-json\/wp\/v2\/posts\/3726\/revisions"}],"predecessor-version":[{"id":3728,"href":"https:\/\/nbaem.com\/sk\/wp-json\/wp\/v2\/posts\/3726\/revisions\/3728"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/nbaem.com\/sk\/wp-json\/wp\/v2\/media\/902"}],"wp:attachment":[{"href":"https:\/\/nbaem.com\/sk\/wp-json\/wp\/v2\/media?parent=3726"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/nbaem.com\/sk\/wp-json\/wp\/v2\/categories?post=3726"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/nbaem.com\/sk\/wp-json\/wp\/v2\/tags?post=3726"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}