Sil\u012bcija karb\u012bds ir izcils keramikas materi\u0101ls ar izcil\u0101m \u012bpa\u0161\u012bb\u0101m. \u012apa\u0161i ciets, sil\u012bcija karb\u012bds ir ide\u0101ls materi\u0101ls nodilumiztur\u012bgu komponentu vai abraz\u012bvu izgatavo\u0161anai.<\/p>\n
Tas ir ar\u012b \u013coti iztur\u012bgs pret koroziju un var dro\u0161i darboties ilg\u0101ku laiku sk\u0101bju, s\u0101rmu un oksid\u0113jo\u0161\u0101s vid\u0113s. Turkl\u0101t t\u0101 augsttemperat\u016bras \u012bpa\u0161\u012bbas padara to piem\u0113rotu izmanto\u0161anai izkaus\u0113ta met\u0101la kr\u0101sn\u012bs un cit\u0101s sild\u012b\u0161anas iek\u0101rt\u0101s.<\/p>\n
Sil\u012bcija karb\u012bds ir \u013coti iztur\u012bgs pret koroziju, un t\u0101 ciet\u012bbas r\u0101d\u012bt\u0101js p\u0113c Mosa skalas ir 9. Tam piem\u012bt ar\u012b izcila nodilumiztur\u012bba, t\u0101p\u0113c tas ir lieliska izv\u0113le lietojumiem, kas darbojas smagos vides apst\u0101k\u013cos. Turkl\u0101t sil\u012bcija karb\u012bds darbojas ar\u012b k\u0101 elektriskais izolators.<\/p>\n
Sk\u0101bek\u013ca pamata kr\u0101sns, ko d\u0113v\u0113 ar\u012b par Linca-Donavica t\u0113rauda ra\u017eo\u0161anas procesu vai t\u0113rauda ra\u017eo\u0161anu ar sk\u0101bek\u013ca konvertoru, veido 67% no pasaules neapstr\u0101d\u0101t\u0101 t\u0113rauda ra\u017eo\u0161anas. \u0160aj\u0101 pa\u0146\u0113mien\u0101 izmanto sk\u0101bekli, kas tiek iep\u016bsts izkaus\u0113t\u0101 \u010dugun\u012b ugunsiztur\u012bg\u0101 trauk\u0101, lai to oksid\u0113tu un ieg\u016btu neapstr\u0101d\u0101tu t\u0113raudu.<\/p>\n
M\u016bsdienu t\u0113rauda r\u016bpn\u012bc\u0101s parasti izmanto sk\u0101bek\u013ca kr\u0101sns pamatprocesu, kur\u0101 kaus\u0113ta dzelzs tiek sajaukta ar t\u012bru sk\u0101bekli, lai \u0101tri un efekt\u012bvi izgatavotu t\u0113raudu. Vair\u0101ku sprauslu lance \u0161o t\u012bro sk\u0101bekli p\u016b\u0161 virs konvertora konvertora kameras un p\u0101rv\u0113r\u0161 eksotermisk\u0101 siltum\u0101, izkaus\u0113jot oglek\u013ca nogulsnes un vienlaikus veidojot t\u0113raudu, kas piem\u0113rots da\u017e\u0101diem izmanto\u0161anas veidiem.<\/p>\n
T\u0113rauda r\u016bpn\u012bcas ir lielas integr\u0113tas iek\u0101rtas, kuru celtniec\u012bba un ekspluat\u0101cija parasti izmaks\u0101 no $1 miljarda l\u012bdz $4 miljardiem tonnu, un kur\u0101s ra\u017eo da\u017e\u0101dus gatavos produktus, piem\u0113ram, smagos lok\u0161\u0146u un cauru\u013cu izstr\u0101d\u0101jumus, k\u0101 ar\u012b sliedes un stie\u0146us, un kuru gada ra\u017eo\u0161anas jauda p\u0101rsniedz 2 000 000 tonnu gad\u0101.<\/p>\n
Integr\u0113t\u0101s r\u016bpn\u012bcas parasti sast\u0101v no koksa kr\u0101sn\u012bm un og\u013cu \u0137\u012bmisk\u0101s r\u016bpn\u012bcas, aglomer\u0101cijas r\u016bpn\u012bcas, domnas, t\u0113rauda kaus\u0113\u0161anas ceha un velm\u0113tavas. Domnu kr\u0101sn\u012b dzelzs r\u016bdu p\u0101rv\u0113r\u0161 \u0161\u0137idr\u0101 t\u0113raud\u0101, ko p\u0113c tam var liet da\u017e\u0101d\u0101s form\u0101s.<\/p>\n
Ra\u017eo\u0161anas procesa pl\u0101no\u0161ana t\u0113rauda r\u016bpn\u012bc\u0101 ietver visu t\u0101s proced\u016bru izpratni. Ja aug\u0161up\u0113j\u0101s proced\u016bras nevar efekt\u012bvi sadarboties ar pak\u0101rtotaj\u0101m proced\u016br\u0101m, iek\u0101rtas un cilv\u0113kresursi var tikt iz\u0161\u0137iesti velt\u012bgi; patiesas optimiz\u0101cijas iesp\u0113jas, kas sniedzas p\u0101ri tradicion\u0101laj\u0101m sist\u0113mu robe\u017e\u0101m, var nodro\u0161in\u0101t \u0161\u012bs probl\u0113mas risin\u0101jumu. Energointensit\u0101te \u0161aj\u0101 nozar\u0113 p\u0113d\u0113jo piecpadsmit gadu laik\u0101 ir iev\u0113rojami samazin\u0101jusies.<\/p>\n
Sil\u012bcija karb\u012bds ir viena no ciet\u0101kaj\u0101m zin\u0101maj\u0101m viel\u0101m, kura p\u0113c Mosa skalas ciet\u012bbas pak\u0101pes ir piel\u012bdzin\u0101ma dimantam. T\u0101 k\u0101 tas ir \u013coti iztur\u012bgs pret nodilumu, to pla\u0161i izmanto abraz\u012bvaj\u0101 apstr\u0101d\u0113. Turkl\u0101t sil\u012bcija karb\u012bdam piem\u012bt izcilas iztur\u012bbas \u012bpa\u0161\u012bbas pret koroziju, jo tas saglab\u0101 savu iztur\u012bbu pat l\u012bdz 2700 gr\u0101du temperat\u016br\u0101.<\/p>\n
\u0136\u012bmisk\u0101s apstr\u0101des vid\u0113 met\u0101li bie\u017ei tiek pak\u013cauti sk\u0101bju, s\u0101rmu un citu kait\u012bgo vielu iedarb\u012bbai; turkl\u0101t tiem piem\u012bt lieliska siltumvad\u012btsp\u0113ja un zems izple\u0161an\u0101s koeficients, kas nodro\u0161ina papildu uzticam\u012bbu.<\/p>\n
Karborundu var le\u0123\u0113t ar fosforu vai sl\u0101pekli, lai ieg\u016btu n tipa pusvad\u012bt\u0101ju, un beriliju, boru, alum\u012bniju un galliju, lai ieg\u016btu p tipa le\u0123\u0113jumu. T\u0101 plat\u0101 joslas sprauga nodro\u0161ina efekt\u012bv\u0101ku elektrisk\u0101s ener\u0123ijas p\u0101rnesi nek\u0101 tradicion\u0101lie pusvad\u012bt\u0101ji, piem\u0113ram, sil\u012bcija vai \u0123erm\u0101nija pusvad\u012bt\u0101ji, t\u0101p\u0113c tas ir piem\u0113rots energoelektronikai, piem\u0113ram, DC\/DC p\u0101rveidot\u0101jiem elektromobi\u013cu uzl\u0101des sist\u0113m\u0101m, LED ra\u017eo\u0161anai, k\u0101 ar\u012b d\u0101rgakme\u0146u grie\u0161anai\/polir\u0101cijai. Karborundu da\u017ek\u0101rt var izmantot pat k\u0101 d\u0101rgakmeni!<\/p>\n
Sil\u012bcija karb\u012bdam ir b\u016btiska noz\u012bme automobi\u013cu ra\u017eo\u0161an\u0101, un tas pied\u0101v\u0101 vair\u0101kas priek\u0161roc\u012bbas, kas pal\u012bdz samazin\u0101t ener\u0123ijas pat\u0113ri\u0146u un r\u0113\u0137inus par elektroener\u0123iju. Sil\u012bcija karb\u012bds pied\u0101v\u0101 iev\u0113rojamu ietaup\u012bjumu potenci\u0101lu vis\u0101 nozar\u0113, kur\u0101 notiek tik krasas p\u0101rmai\u0146as, jo t\u0101 loma ir b\u016btiska.<\/p>\n
Sil\u012bcija karb\u012bds (SiC) ir \u0101rk\u0101rt\u012bgi ciets un iztur\u012bgs sint\u0113tiski ra\u017eots krist\u0101lisks savienojums, kas sast\u0101v no sil\u012bcija un oglek\u013ca, parasti pieejams k\u0101 sa\u0137epin\u0101ts materi\u0101ls un ra\u017eots, izmantojot da\u017e\u0101dus pa\u0146\u0113mienus, piem\u0113ram, p\u0101rkristaliz\u0101ciju, karsto pres\u0113\u0161anu, sa\u0137epin\u0101\u0161anu mikrovi\u013c\u0146u kr\u0101sn\u012b, reakcijas sa\u0137epin\u0101\u0161anu vai bezspiediena sa\u0137epin\u0101\u0161anu. Sil\u012bcija karb\u012bds ir svar\u012bgs abraz\u012bvs materi\u0101ls, un to var atrast sl\u012bpripas, griez\u0113jinstrumentos un smil\u0161pap\u012bra izstr\u0101d\u0101jumos.<\/p>\n
Sil\u012bcija karb\u012bds var lepoties ar izcil\u0101m elektriskaj\u0101m \u012bpa\u0161\u012bb\u0101m, pateicoties t\u0101 pusvad\u012bt\u0101ju \u012bpa\u0161\u012bb\u0101m. \u0160\u012b materi\u0101la iztur\u012bba pret organisk\u0101m un neorganisk\u0101m sk\u0101b\u0113m, s\u0101\u013ciem un s\u0101rmiem ir augst\u0101ka nek\u0101 daudziem to analogiem, un t\u0101 pretest\u012bba at\u0161\u0137iras pat par septi\u0146\u0101m k\u0101rt\u0101m; tas padara \u0161o izol\u0101cijas materi\u0101lu piem\u0113rotu t\u0101diem lietojumiem k\u0101 vilces invertori elektriskajiem transportl\u012bdzek\u013ciem, k\u0101 ar\u012b DC\/DC p\u0101rveidot\u0101ji ener\u0123ijas uzkr\u0101\u0161anas sist\u0113m\u0101m.<\/p>","protected":false},"excerpt":{"rendered":"
Silicon carbide is an outstanding nonoxide ceramic material with exceptional properties. Particularly hard, silicon carbide makes an ideal material for making wear-resistant components or abrasives. It also offers excellent corrosion resistance and can operate safely for extended periods in acid, alkali and oxidative environments. Furthermore, its high temperature performance makes it suitable for use in […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""}},"footnotes":""},"categories":[64],"tags":[],"class_list":["post-114","post","type-post","status-publish","format-standard","hentry","category-knowledge"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/ceramicatijolart.com\/lv\/wp-json\/wp\/v2\/posts\/114","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ceramicatijolart.com\/lv\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/ceramicatijolart.com\/lv\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/ceramicatijolart.com\/lv\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/ceramicatijolart.com\/lv\/wp-json\/wp\/v2\/comments?post=114"}],"version-history":[{"count":1,"href":"https:\/\/ceramicatijolart.com\/lv\/wp-json\/wp\/v2\/posts\/114\/revisions"}],"predecessor-version":[{"id":115,"href":"https:\/\/ceramicatijolart.com\/lv\/wp-json\/wp\/v2\/posts\/114\/revisions\/115"}],"wp:attachment":[{"href":"https:\/\/ceramicatijolart.com\/lv\/wp-json\/wp\/v2\/media?parent=114"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ceramicatijolart.com\/lv\/wp-json\/wp\/v2\/categories?post=114"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ceramicatijolart.com\/lv\/wp-json\/wp\/v2\/tags?post=114"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}