{"id":3192,"date":"2025-10-15T02:23:38","date_gmt":"2025-10-15T02:23:38","guid":{"rendered":"https:\/\/nbaem.com\/?p=3192"},"modified":"2025-10-15T02:30:26","modified_gmt":"2025-10-15T02:30:26","slug":"how-do-magnetic-discs-work","status":"publish","type":"post","link":"https:\/\/nbaem.com\/gd\/how-do-magnetic-discs-work\/","title":{"rendered":"Ciamar a bhios diosc magnetach ag obair"},"content":{"rendered":"<p>Am b\u2019urrainn dhut smaoineachadh a-riamh <strong>mar a tha diosgan magnetach ag obair<\/strong>\u2014agus carson a tha iad nam cn\u00e0imh-droma de st\u00f2ras d\u00e0ta an latha an-diugh? Ma tha thu fe\u00f2rachail mun saidheans air c\u00f9l <strong>draibhean cruaidh diosg<\/strong>, an dreuchd aig <strong>raointean magnetach<\/strong>, no d\u00e8 a bheir air platan sn\u00ecomh agus na faidhlichean agad a sh\u00e0bhaladh, tha thu san \u00e0ite cheart. Anns an i\u00f9l seo, fosglaidh tu d\u00ecomhaireachdan <strong>prionnsapalan st\u00f2raidh magnetach<\/strong>, faigh a-mach mar a tha beag-bheag <strong>c\u00f2mhdach fearo-mhaighneadach<\/strong> a\u2019 cumail billeanan de bhuillean, agus faic carson a tha maighneadas fhathast a\u2019 cumhachdachadh a h-uile c\u00e0il bho choimpiutairean-uchd gu ionadan d\u00e0ta cruinneil. Ge bith a bheil thu nad oileanach, nad neach-dealasach teignigeach, no nad innleadair, bi deiseil airson freagairtean soilleir agus l\u00e8irsinnean practaigeach\u2014a bharrachd air molaidhean e\u00f2lach bho NBAEM, solaraiche earbsach Sh\u00econa de ch\u00e0ileachd \u00e0rd <strong>stuthan magnetach<\/strong>. Rachamaid d\u00ecreach a-steach do shaoghal falaichte nan diosgan magnetach!<\/p>\n<h2>D\u00e8 a th\u2019 ann an Diosgan Magnetach A\u2019 M\u00ecneachadh nam Bunaitean<\/h2>\n<div id=\"attachment_3191\" style=\"width: 612px\" class=\"wp-caption alignnone\"><img decoding=\"async\" aria-describedby=\"caption-attachment-3191\" class=\"size-full wp-image-3191\" src=\"https:\/\/nbaem.com\/wp-content\/uploads\/2025\/10\/How_do_magnetic_discs_work_jNPRFRpAw.webp\" alt=\"diosgan magnetach\" width=\"602\" height=\"451\" srcset=\"https:\/\/nbaem.com\/wp-content\/uploads\/2025\/10\/How_do_magnetic_discs_work_jNPRFRpAw-16x12.webp 16w, https:\/\/nbaem.com\/wp-content\/uploads\/2025\/10\/How_do_magnetic_discs_work_jNPRFRpAw-200x150.webp 200w, https:\/\/nbaem.com\/wp-content\/uploads\/2025\/10\/How_do_magnetic_discs_work_jNPRFRpAw-300x225.webp 300w, https:\/\/nbaem.com\/wp-content\/uploads\/2025\/10\/How_do_magnetic_discs_work_jNPRFRpAw-400x300.webp 400w, https:\/\/nbaem.com\/wp-content\/uploads\/2025\/10\/How_do_magnetic_discs_work_jNPRFRpAw-600x450.webp 600w, https:\/\/nbaem.com\/wp-content\/uploads\/2025\/10\/How_do_magnetic_discs_work_jNPRFRpAw.webp 602w\" sizes=\"(max-width: 602px) 100vw, 602px\" \/><p id=\"caption-attachment-3191\" class=\"wp-caption-text\">diosgan magnetach<\/p><\/div>\n<p>An robh thu a-riamh a\u2019 faighneachd ciamar a bhios an coimpiutair agad a\u2019 st\u00f2radh dhealbhan, sgr\u00ecobhainnean, agus gheamannan? Is e diosgan magnetach am freagairt. Tha iad nam cn\u00e0imh-droma de st\u00f2ras \u00e0rd-sgoile anns a\u2019 mh\u00f2r-chuid de choimpiutairean, a\u2019 cleachdadh saidheans glic gus an d\u00e0ta agad a chumail s\u00e0bhailte agus deiseil nuair a bhios feum agad air.<\/p>\n<h3>D\u00e8 a th\u2019 ann an Diosg Magnetach<\/h3>\n<p>Is e se\u00f2rsa de <strong>inneal st\u00f2raidh \u00e0rd-sgoile<\/strong>a th\u2019 ann an diosg magnetach. Bidh e a\u2019 cleachdadh phlatannan cruinn le c\u00f2mhdach de <strong>Tha te\u00f2thachd cuideachd a' cluich dreuchd chudromach:<\/strong>\u2014smaoinich air iarann ogsaid no aloidhean eile. Bidh na platannan sin a\u2019 sn\u00ecomh aig astaran \u00e0rda fhad \u2018s a bhios beag-bheag de <strong>ceann leughaidh-sgr\u00ecobhaidh<\/strong> a\u2019 gluasad os an cionn, a\u2019 tionndadh raointean magnetach gus na faidhlichean agad a st\u00f2radh mar 1an agus 0an. Tha e coltach ri cluicheadair cl\u00e0ran \u00e0rd-theicne\u00f2lais, ach airson d\u00e0ta.<\/p>\n<p>&nbsp;<\/p>\n<h3>Mar a dh' evolving Discs Magnetach<\/h3>\n<p>Th\u00f2isich an sgeulachd ann an 1956 le RAMAC IBM\u2014an a\u2019 chiad dr\u00e0ibhear cruaidh. Bha e cho m\u00f2r ri frids, agus dh\u2019fhaodadh e beagan megabait a st\u00f2radh. A\u2019 gluasad chun latha an-diugh: <strong>dr\u00e0ibhearan cruaidh (HDDs)<\/strong> faodar an cur nad l\u00e0mh agus faodaidh iad terabytes de dh\u00e0ta a chumail. <strong>Discs Floppy<\/strong> b\u2019 \u00e0bhaist dhaibh a bhith m\u00f2r-ch\u00f2rdte airson faidhlichean a ghluasad, ach bha iad d\u00ecreach beagan megabait agus a-nis cha mh\u00f2r nach eil iad ann ach eachdraidh.<\/p>\n<ul>\n<li><strong>Dr\u00e0ibhearan cruaidh:<\/strong> Comas m\u00f2r, astaran luath, air an togail airson st\u00f2ras fad-\u00f9ine<\/li>\n<li><strong>Discs Floppy:<\/strong> So-ruigsinneach, comas beag, cha mh\u00f2r a chleachdar roimhe<\/li>\n<\/ul>\n<h3>Carson a tha Discs Magnetach cudromach<\/h3>\n<p>Seo carson a tha discs magnetach fhathast na roghainn as fhe\u00e0rr airson st\u00f2ras:<\/p>\n<ul>\n<li><strong>Comas \u00e0rd ruigsinneach:<\/strong> Faigh thu t\u00f2rr \u00e0ite airson do chuid airgid an coimeas ri roghainnean eile<\/li>\n<li><strong>Earbsach:<\/strong> Gheibheadh iad d\u00e0ta gu s\u00e0bhailte eadhon nuair nach eil cumhachd ann (<strong>neo-volatile<\/strong>)<\/li>\n<li><strong>Riatanach:<\/strong> Lorgte ann an a h-uile c\u00e0il bho PC\u2019s gu ionadan d\u00e0ta gu siostaman c\u00f9l-taic<\/li>\n<\/ul>\n<p>Gu s\u00ecmplidh, tha discs magnetach a\u2019 toirt c\u00f2mhla <strong>innleachdan cruaidh disk<\/strong> agus <strong>prionnsapalan st\u00f2raidh magnetach<\/strong> gus d\u00e8anamh st\u00f2radh m\u00f2r-d\u00e0ta goireasach agus cosg-\u00e8ifeachdach. Ge bith a bheil thu a\u2019 s\u00e0bhaladh dhealbhan teaghlaich no a\u2019 ruith gn\u00ecomhachas, tha na h-innealan seo na ph\u00e0irt chudromach de bheatha dhidseatach an latha an-diugh.<\/p>\n<h2>An Saidheans air Ch\u00f9l na Disgan Magnetach D\u00e8 a bhios Magnetachd a\u2019 St\u00f2radh D\u00e0ta<\/h2>\n<p><img decoding=\"async\" src=\"https:\/\/nbaem.com\/wp-content\/uploads\/2025\/10\/Magnetic_Data_Storage_Physics_and_Materials_bRCK51.webp\" alt=\"Fiosaigs agus Stuthan St\u00f2raidh D\u00e0ta Magnetach\" \/><\/p>\n<p>Obair disganan magnetach le bhith a\u2019 cleachdadh magnetachd airson d\u00e0ta didseatach a st\u00f2radh. Seo mar a tha e uile a\u2019 tighinn c\u00f2mhla:<\/p>\n<ul>\n<li><strong>Raointean magnetach:<\/strong> Tha gach pl\u00e0ta ann am cruaidh disk c\u00f2mhdaichte le c\u00f2mhdach tana de stuth ferromagnetic, mar oxide iarainn. Tha an uachdar roinnte ann an sg\u00ecrean beaga ris an canar raointean magnetach. Faodaidh gach raon magnetachadh ann an aon de dh\u00e0 sti\u00f9iridhean, a tha a\u2019 riochdachadh d\u00e0ta binary\u2014no \u201c0\u201d no \u201c1.\u201d<\/li>\n<li><strong>St\u00f2radh binary:<\/strong> Nuair a sh\u00e0bhaileas tu faidhle, bidh am ceann leughadh-sgriobadh ag atharrachadh sti\u00f9ireadh nan raointean seo, a\u2019 c\u00f2dadh do dh\u00e0ta mar milleanan de bhitean magnetach beaga.<\/li>\n<li><strong>Hysteresis:<\/strong> Tha an stuth magnetach a\u2019 cumail a shuidheachadh eadhon nuair a tha an cumhachd air a chuir dheth. Tha an coltas seo, ris an canar hysteresis, na adhbhar a tha do na faidhlichean agad a\u2019 mairsinn gus an co-dh\u00f9in thu an atharrachadh no an sguabadh \u00e0s.<\/li>\n<li><strong>C\u00f2mhdachan magnetach:<\/strong> Cleachdas a\u2019 mh\u00f2r-chuid de phl\u00e0taichean cruaidh stuthan mar oxide iarainn no alloyan \u00f9ra a chaidh a dhealbhadh airson seasmhachd agus seasmhachd d\u00e0ta earbsach. Tha na c\u00f2mhdachan seo air an taghadh airson an comas a bhith a\u2019 cumail c\u00e0r magnetach agus a\u2019 seasamh an aghaidh caitheamh.<\/li>\n<li><strong>Innealachadh le magnetachd:<\/strong> Cleachdas am ceann leughadh-sgriobadh innleachdas le magnetachd\u2014mar a tha lagh Faraday a\u2019 m\u00ecneachadh\u2014gus d\u00e0ta a leughadh agus a sgr\u00ecobhadh. Nuair a th\u00e8id am ceann seachad thairis air raon magnetach, tha e a\u2019 mothachadh atharrachaidhean ann am raointean magnetach (reversals flux) agus a\u2019 toirt a-steach na h-atharrachaidhean sin gu comharran dealain a tha do choimpiutair a\u2019 tuigsinn.<\/li>\n<\/ul>\n<p><strong>F\u00ecor chothroman do luchd-d\u00e8iligidh:<\/strong><\/p>\n<ul>\n<li>Tha disganan magnetach earbsach airson st\u00f2radh a dh\u00e8anamh air gach n\u00ec bho dhealbhan teaghlaich gu faidhlichean gn\u00ecomhachais chudromach.<\/li>\n<li>Tha an n\u00e0dar neo-volatile aca a\u2019 ciallachadh gu bheil do dh\u00e0ta a\u2019 mairsinn, eadhon nuair a tha do choimpiutair air a chuir dheth.<\/li>\n<li>Leasachaidhean ann an st\u00f2ras magnetach, leithid cl\u00e0radh d\u00ecreach, a\u2019 leantainn air adhart a\u2019 brosnachadh comas agus earbsachd airson luchd-cleachdaidh air feadh an t-saoghail.<\/li>\n<\/ul>\n<p>Gu s\u00ecmplidh, tha disganan magnetach a\u2019 cleachdadh saidheans dearbhte gus do dh\u00e0ta a chumail s\u00e0bhailte, t\u00e8arainte, agus ruigsinneach cho fad \u2018s a dh\u2019fheumas tu e.<\/p>\n<h2>Anatomy de dh\u2019Inneal Disg Magnetach taobh a-staigh na h-Inneal<\/h2>\n<p><img decoding=\"async\" src=\"https:\/\/nbaem.com\/wp-content\/uploads\/2025\/10\/Hard_disk_drive_internal_structure_and_components_.webp\" alt=\"Structar agus p\u00e0irtean a-staigh diosc cruaidh\" \/><\/p>\n<p>Cuir sinn briseadh s\u00ecos mar a tha dr\u00e0ibhear disc magnetach air a thogail agus ag obair taobh a-staigh. Is e na meacanaigean a bhios a\u2019 d\u00e8anamh dr\u00e0ibhearan disk cruaidh (HDDs) earbsach airson a h-uile faidhle, dhealbhan, agus d\u00e0ta agad a st\u00f2radh.<\/p>\n<h3>Comas agus Structar a\u2019 Chruinn<\/h3>\n<ul>\n<li><strong>Cruinnidhean:<\/strong> Seo na discichean r\u00e8idh, cruinn a tha air an stacadh taobh a-staigh an dr\u00e0ibhidh. Tha gach cruinn air a ch\u00f2mhdach le c\u00f2mhdach tana de stuth ferromagnetic\u2014mar as trice oxide iarainn no alloyan coltach ris.<\/li>\n<li><strong>Craobhan:<\/strong> Tha cruinnidhean le iomadh craobh airson seasmhachd, a\u2019 gabhail a-steach an c\u00f2mhdach magnetach agus uachdaran d\u00econ.<\/li>\n<li><strong>Stacadh Iomadh Cruinn:<\/strong> Cleachdidh a\u2019 mh\u00f2r-chuid de dh\u2019fhearainnean cruaidh \u00f9r-nodha grunn chruinn stacach c\u00f2mhla. Tha barrachd chruinn a\u2019 ciallachadh barrachd \u00e0ite st\u00f2raidh.<\/li>\n<\/ul>\n<h3>Teicne\u00f2las Ceann Leughadh is Sgr\u00ecobadh<\/h3>\n<ul>\n<li><strong>Ceann Leughadh-Sgr\u00ecobadh:<\/strong> Tha na h-innealan beaga seo a\u2019 sn\u00ecomh d\u00ecreach os cionn uachdar gach cruinn. Bidh na ceannan a\u2019 cleachdadh induction electromagnetic airson d\u00e0ta a sgr\u00ecobhadh le atharrachadh air magnetization uachdar na disk, agus d\u00e0ta a leughadh le mothachadh air atharrachaidhean flux magnetach.<\/li>\n<li><strong>\u00d9ine Ceann:<\/strong> Tha na ceannan a\u2019 gluasad le mionaideachd iongantach, taing do shiostaman smachd adhartach.<\/li>\n<\/ul>\n<h3>L\u00e0mh Actuator agus Motor Spindle<\/h3>\n<ul>\n<li><strong>L\u00e0mh Actuator:<\/strong> Tha an p\u00e0irt seo a\u2019 gluasad na cinn leughadh-sgr\u00ecobadh thairis air na cruinn. Tha e luath agus mionaideach, a\u2019 leigeil leis na cinn ruighinn \u00e0ite sam bith den disk gu luath.<\/li>\n<li><strong>Motor Spindle:<\/strong> Tha am motor seo a\u2019 cuairteachadh na cruinn aig astar \u00e0rd\u2014gu tric 5,400 no 7,200 revolutions gach mionit (RPM) ann an dr\u00e0ibhearan luchd-cleachdaidh. Tha cuairteachadh nas luaithe a\u2019 ciallachadh cothrom nas luaithe air d\u00e0ta.<\/li>\n<\/ul>\n<h3>Eagrachadh Rian agus Sg\u00ecre<\/h3>\n<ul>\n<li><strong>Rianan:<\/strong> Tha d\u00e0ta air st\u00f2radh ann an cuantan chothromach ris an canar racaichean air gach pl\u00e0ta.<\/li>\n<li><strong>Se\u00f2rsan:<\/strong> Tha gach raca roinnte ann an se\u00f2rsan, a tha nan aonadan as lugha de st\u00f2radh airson faidhlichean.<\/li>\n<li><strong>Cilindrean:<\/strong> Is e cilindar buidheann de racaichean a tha air an stacadh gu h-\u00e0rd is gu h-\u00ecosal thairis air a h-uile pl\u00e0ta, a' d\u00e8anamh nas fhasa do na ceannach faighinn gu d\u00e0ta co-cheangailte gu luath.<\/li>\n<li><strong>Aonadan D\u00e0ta:<\/strong> Tha e\u00f2las air a chur ri racaichean, se\u00f2rsan, agus cilinderan a' cuideachadh le bhith a' sti\u00f9ireadh an HDD gu h-\u00e8ifeachdach agus a' cumail \u00f9ine faighinn gu \u00ecosal.<\/li>\n<\/ul>\n<p><strong>Loidhne-cr\u00ecochnach:<\/strong> Is e na meacanaigean taobh a-staigh dr\u00e0ibhear disc magnetach\u2014pl\u00e0taichean, ceannach, motaran, agus dealbhadh d\u00e0ta glic\u2014an fheadhainn a leigeas leis na dr\u00e0ibhearan seo l\u00ecbhrigeadh st\u00f2radh d\u00e0ta d\u00e0rna \u00ecre earbsach, \u00e0rd-chomas le pr\u00ecs a tha freagarrach airson luchd-cleachdaidh l\u00e0itheil na R\u00ecoghachd Aonaichte.<\/p>\n<h2>Mar a leughas agus a sgr\u00ecobhas d\u00e0ta le Discs Magnetach Ceum air Cheum<\/h2>\n<p>Biodh sinn a' briseadh s\u00ecos mar a l\u00e0imhseachadh d\u00e0ta le discs magnetach gu dearbh. Ge bith an e dr\u00e0ibhear cruaidh (HDD) nad choimpiutair no floppy traidiseanta, tha an d\u00f2igh sa bheil iad a' leughadh agus a' sgr\u00ecobadh gu math coltach, d\u00ecreach le \u00ecrean teicne\u00f2lais eadar-dhealaichte.<\/p>\n<h3>T\u00f2iseachadh agus Calibradh Ceann<\/h3>\n<ul>\n<li>Nuair a thogas tu do choimpiutair, bidh an dr\u00e0ibhear a' cuairteachadh agus bidh na ceannan leughadh-sgr\u00ecobadh a' calibradh.<\/li>\n<li>Tha an armachd gn\u00ecomhachaidh a' gluasad na ceannan gu suidheachadh 'dachaigh', a' d\u00e8anamh cinnteach gu bheil a h-uile c\u00e0il a' freagairt ris na pl\u00e0taichean.<\/li>\n<li>Tha am pr\u00f2iseas seo riatanach airson cothromachadh ceart d\u00e0ta agus a' casg milleadh air c\u00f2mhdach pl\u00e0ta ferromagnetic.<\/li>\n<\/ul>\n<h3>Sgr\u00ecobhadh D\u00e0ta, Co-thaobhadh Raon agus C\u00f2dachadh Mearachd<\/h3>\n<ul>\n<li>Gus d\u00e0ta a sgr\u00ecobhadh, bidh am fearann magnetach a' gineadh raon magnetach a bhios a' tionndadh raointean beaga ris an canar raointean magnetach air a' phl\u00e0ta.<\/li>\n<li>Tha gach raon a' riochdachadh bit\u2014no 0 no 1\u2014le polarization raointean d\u00e0ta.<\/li>\n<li>Tha c\u00f2dan ceartachaidh mhearachd aig dr\u00e0ibhean \u00f9r-nodha gus mearachdan a ghlacadh agus a cheartachadh r\u00e8 sgr\u00ecobadh, a' d\u00e8anamh cinnteach gu bheil do fhaidhlichean s\u00e0bhailte.<\/li>\n<\/ul>\n<h3>Leughadh Flux D\u00e0ta, Atharrachadh agus C\u00f2dachadh Comharra<\/h3>\n<ul>\n<li>Nuair a bhios tu a\u2019 leughadh, lorgas an ceann atharrachaidhean (atharraichean flux) anns an raon magnetach mar a bhios an platter a\u2019 sn\u00ecomh.<\/li>\n<li>Tha na h-atharrachaidhean sin air an atharrachadh gu comharran dealain, a th\u00e8id an deasachadh air ais gu d\u00e0ta binary.<\/li>\n<li>Tha am pr\u00f2iseas a\u2019 toirt earbsa air c\u00f2dadh agus deasachadh d\u00e0ta dealain mionaideach airson earbsachd.<\/li>\n<\/ul>\n<h3>Modhan Faighinn F\u00e0ilte An t-\u00f2rdugh Random vs Sequential<\/h3>\n<ul>\n<li><strong>Faighinn F\u00e0ilte Random:<\/strong> Faodaidh an ceann leum gu \u00e0ite sam bith air an platter, a tha math airson gn\u00ecomhan mar fosgladh faidhlichean no ruith bathar-bog.<\/li>\n<li><strong>Faighinn F\u00e0ilte Sequential:<\/strong> Tha d\u00e0ta air an leughadh ann an \u00f2rdugh, a tha ag obair as fhe\u00e0rr airson gluasadan m\u00f2ra mar c\u00f9l-fhiosrachaidh.<\/li>\n<li>Tha meacanaigean dr\u00e0ibhidh cruaidh agus structar rathad agus roinn HDD a\u2019 cluich p\u00e0irt mh\u00f2r ann mar a tha na gn\u00ecomhan seo a\u2019 ruith gu luath is gu r\u00e8idh.<\/li>\n<\/ul>\n<h3>Factaran Coileanaidh \u00d9rlaran Gluasad agus Fad-\u00f9ine<\/h3>\n<ul>\n<li><strong>\u00ccre Gluasad:<\/strong> D\u00e8 cho luath sa bhios d\u00e0ta a\u2019 gluasad bhon disc chun do choimpiutair.<\/li>\n<li><strong>Fad-\u00f9ine:<\/strong> An t-\u00e0m a bheir e airson an ceann lorg an \u00e0ite ceart air an platter.<\/li>\n<li>Tha \u00ecrean gluasad nas luaithe agus fad-\u00f9ine nas \u00ecsle a\u2019 ciallachadh coileanadh nas fhe\u00e0rr, gu s\u00f2nraichte airson gn\u00ecomhan d\u00f9bhlanach mar gheamannan no deasachadh bhidio.<\/li>\n<\/ul>\n<p>A bheil thu airson barrachd ionnsachadh mu mar a tha raointean magnetach ag obair? Thoir s\u00f9il air ar sti\u00f9ireadh air <a href=\"https:\/\/nbaem.com\/gd\/what-is-magnetic-moment\/\" target=\"_blank\" rel=\"noopener\"><strong><span style=\"color: #ff6600;\">mion-mhuineasag magnetach<\/span><\/strong><\/a> airson tuilleadh fiosrachaidh mu saidheans a\u2019 ch\u00f9is mu ch\u00f9is st\u00f2raidh magnetach.<\/p>\n<p>Gu h-iomlan, tha discaichean magnetach a\u2019 cleachdadh meacanaigean mionaideach agus fisigidh glic airson do dh\u00e0ta a st\u00f2radh agus a thoirt air ais gu earbsach agus gu luath. Is e sin as coireach gu bheil iad air a bhith nan eileamaid chudromach anns na RA airson a h-uile c\u00e0il bho fhrithearan gn\u00ecomhachais gu coimpiutairean dachaigh.<\/p>\n<h2>Buannachdan Cuingealachaidhean agus Tagraidhean Saoghal Dhaonna de Dh\u00ecochan Magnetach<\/h2>\n<h3>Carson a tha diosc magnetach fhathast buntainneach<\/h3>\n<p>Tha diosc magnetach\u2014mar diosc cruaidh (HDDan) agus eadhon diosc floppy seann-sgoil\u2014a\u2019 d\u00e8anamh stoc anns an t-saoghal st\u00f2raidh d\u00e0ta. Seo carson a tha iad cudromach:<\/p>\n<p><strong>Buannachdan:<\/strong><\/p>\n<ul>\n<li><strong>St\u00f2radh saor:<\/strong> Tha m\u00f2ran \u00e0ite aig diosc magnetach airson do airgead. Tha seo gan d\u00e8anamh foirfe airson t\u00f2rr faidhlichean, dhealbhan, agus bhideothan a st\u00f2radh gun a bhith a\u2019 caitheamh cus.<\/li>\n<li><strong>Comas \u00e0rd:<\/strong> Faodaidh HDDan \u00f9ra terabytean de dh\u00e0ta a st\u00f2radh, a\u2019 d\u00e8anamh orra a bhith nan roghainn mhath airson luchd-cleachdaidh dachaigh agus gn\u00ecomhachasan m\u00f2ra.<\/li>\n<li><strong>Neo-bhrosnachail:<\/strong> Bidh d\u00e0ta a\u2019 fuireach far an robh e eadhon nuair a bhios an cumhachd dheth, mar sin cha t\u00e8id faidhlichean a chall gu h-obann.<\/li>\n<li><strong>Co-fhreagarrach gu farsaing:<\/strong> Faodaidh a\u2019 mh\u00f2r-chuid de choimpiutairean agus frithealaichean diosc magnetach a chleachdadh, agus mar sin tha iad na roghainn s\u00e0bhailte airson \u00f9rachaidhean agus c\u00f9l-taic.<\/li>\n<\/ul>\n<h3>Far a bheil diosc magnetach a\u2019 f\u00e0iligeadh<\/h3>\n<p>Tha beagan rudan ri chumail nad inntinn ma tha thu a\u2019 beachdachadh air st\u00f2radh diosc magnetach:<\/p>\n<ul>\n<li><strong>Caitheamh meacanaigeach:<\/strong> Leis gu bheil p\u00e0irtean gluasadach anns na draibhearan seo (mar platters a\u2019 cuairteachadh agus g\u00e0irdeanan gn\u00ecomh), faodaidh iad caitheamh thairis air \u00f9ine.<\/li>\n<li><strong>Astar:<\/strong> Tha diosc magnetach nas slaodaiche na draibhearan st\u00e8idhichte air staid (SSDan) nuair a thig e gu bhith a\u2019 leughadh agus a\u2019 sgr\u00ecobhadh d\u00e0ta.<\/li>\n<li><strong>So-le\u00f2nteachd:<\/strong> Tha iad mothachail air tuiteam, buillean, agus fi\u00f9 \u2019s maighstirean l\u00e0idir. Faodaidh milleadh corporra no raointean magnetach call d\u00e0ta adhbhrachadh.<\/li>\n<\/ul>\n<h3>Mar a thathar a\u2019 cleachdadh diosc magnetach an-diugh<\/h3>\n<p>Tha diosc magnetach an \u00e0ite sam bith, gu s\u00f2nraichte anns an R\u00ecoghachd Aonaichte far a bheil st\u00f2radh d\u00e0ta m\u00f2r-sg\u00e8ile riatanach:<\/p>\n<ul>\n<li><strong>Ionadan d\u00e0ta:<\/strong> Tha iad a\u2019 cumhachdachadh st\u00f2radh sg\u00f2than, seirbheisean sruthadh, agus c\u00f9l-taic iomairtean taing do chosgais \u00ecseal agus comas \u00e0rd.<\/li>\n<li><strong>Coimpiutairean pearsanta:<\/strong> Tha m\u00f2ran de dheasg agus cuid de laptopan fhathast a\u2019 cleachdadh HDDan airson faidhlichean m\u00f2ra, geamannan, agus leabharlannan meadhanan a st\u00f2radh.<\/li>\n<li><strong>Siostaman hybrid:<\/strong> Bidh cuid de shuidheachaidhean a\u2019 measgachadh SSDan (airson astar) agus HDDan (airson comas), a\u2019 toirt don luchd-cleachdaidh an rud as fhe\u00e0rr den d\u00e0 shaoghal.<\/li>\n<\/ul>\n<h3>D\u00e8 an ath rud airson teicne\u00f2las diosc magnetach<\/h3>\n<p>Cha do stad \u00f9r-ghn\u00e0thachadh. Seo na tha air an fh\u00e0ire:<\/p>\n<ul>\n<li><strong>HAMR (Cl\u00e0radh Magnetach le Taic Teas):<\/strong> Bidh an teicne\u00f2las seo a\u2019 cleachdadh lasers gus uachdar a\u2019 dhiosc a theasachadh, a\u2019 leigeil leis na draibhearan barrachd d\u00e0ta a st\u00f2radh anns an aon \u00e0ite.<\/li>\n<li><strong>Stuthan seasmhach:<\/strong> Tha luchd-rannsachaidh ag obair air c\u00f2mhdach agus pr\u00f2iseasan c\u00e0irdeil don \u00e0rainneachd airson diosc magnetach. Ma tha \u00f9idh agad anns an as \u00f9ire ann an <strong>rannsachadh stuthan magnetach<\/strong>, thoir s\u00f9il air <a href=\"https:\/\/nbaem.com\/gd\/recent-advances-in-magnetic-material-research\/\" target=\"_blank\" rel=\"noopener\">r<strong><span style=\"color: #ff6600;\">leasachaidhean o chionn ghoirid ann an rannsachadh stuth magnetach<\/span><\/strong><\/a><strong><span style=\"color: #ff6600;\">.<\/span><\/strong><\/li>\n<li><strong>Seasmhachd nas fhe\u00e0rr:<\/strong> Dh\u2019 fhaodadh draibhearan san \u00e0m ri teachd stuthan adhartach a chleachdadh gus aghaidh a thoirt air caitheamh agus milleadh, a\u2019 d\u00e8anamh cinnteach gun mair iad nas fhaide ann an \u00e0rainneachdan cruaidh.<\/li>\n<\/ul>\n<p>Airson barrachd fiosrachaidh mu mar a tha stuthan magnetach a\u2019 cruthachadh teicne\u00f2las \u00f9r, faic an sti\u00f9ireadh againn air <strong><span style=\"color: #ff6600;\"><a style=\"color: #ff6600;\" href=\"https:\/\/nbaem.com\/gd\/sustainability-in-magnetic-material-production\/\" target=\"_blank\" rel=\"noopener\">seasmhachd ann an riochdachadh stuthan magnetach<\/a>.<\/span><\/strong><\/p>\n<p><strong>Loidhne-cr\u00ecochnach:<\/strong> Tha diosc magnetach fhathast na fhuasgladh st\u00f2raidh cosg-\u00e8ifeachdach agus comas \u00e0rd airson feumalachdan pearsanta agus gn\u00ecomhachais anns an R\u00ecoghachd Aonaichte, eadhon ged a tha teicne\u00f2lasan \u00f9ra a\u2019 leudachadh cr\u00ecochan na tha comasach.<\/p>","protected":false},"excerpt":{"rendered":"<p>Faigh a-mach mar a tha diosgan magnetach ag obair leis an i\u00f9l iomlan againn a\u2019 c\u00f2mhdach prionnsapalan, feartan agus stuthan magnetach \u00e0rd-inbhe NBAEM airson st\u00f2radh d\u00e0ta earbsach.<\/p>","protected":false},"author":1,"featured_media":3191,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"om_disable_all_campaigns":false,"_mi_skip_tracking":false,"footnotes":""},"categories":[1],"tags":[],"class_list":["post-3192","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-uncategorized"],"jetpack_featured_media_url":"https:\/\/nbaem.com\/wp-content\/uploads\/2025\/10\/How_do_magnetic_discs_work_jNPRFRpAw.webp","_links":{"self":[{"href":"https:\/\/nbaem.com\/gd\/wp-json\/wp\/v2\/posts\/3192","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/nbaem.com\/gd\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/nbaem.com\/gd\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/nbaem.com\/gd\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/nbaem.com\/gd\/wp-json\/wp\/v2\/comments?post=3192"}],"version-history":[{"count":1,"href":"https:\/\/nbaem.com\/gd\/wp-json\/wp\/v2\/posts\/3192\/revisions"}],"predecessor-version":[{"id":3193,"href":"https:\/\/nbaem.com\/gd\/wp-json\/wp\/v2\/posts\/3192\/revisions\/3193"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/nbaem.com\/gd\/wp-json\/wp\/v2\/media\/3191"}],"wp:attachment":[{"href":"https:\/\/nbaem.com\/gd\/wp-json\/wp\/v2\/media?parent=3192"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/nbaem.com\/gd\/wp-json\/wp\/v2\/categories?post=3192"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/nbaem.com\/gd\/wp-json\/wp\/v2\/tags?post=3192"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}