Tagann abras\u00e1in Carb\u00f3ide Sileacain (SiC) i m\u00e9ideanna gr\u00e9ithe \u00e9ags\u00fala agus is minic a fhaightear iad in abras\u00e1in cheangail agus i gcinn chruachtaithe araon. C\u00e9 gur f\u00e9idir SiC a fh\u00e1il go n\u00e1d\u00fartha i seoda moissanite, baineann an chuid is m\u00f3 de th\u00e1irgeadh SiC \u00fas\u00e1id as pr\u00f3iseas Acheson n\u00f3 as teicneola\u00edocht leagan ceimiceach gaile chun \u00e9 a th\u00e1irgeadh.<\/p>\n
Mar gheall ar a theiptheacht, a ard-sciar-chur teasa agus a fhrithsheasmhacht in aghaidh creimthe, is \u00e9 an t-\u00e1bhar foirfe \u00e9 do l\u00edne\u00e1lacha foirn\u00e9ise, do chrois\u00edl\u00ed agus do chomhph\u00e1irteanna eile d\u00e9ant\u00fasa\u00edochta cruach.<\/p>\n
T\u00e1 c\u00e1il fhorleathan ar charb\u00f3n sileacain as a chruas den scoth (an dara ceann is crua i ndiaidh an diamaint agus an n\u00edtr\u00edde bor\u00e1in chi\u00fabach), a neart ard, a chobhsa\u00edocht cheimiceach agus a fhriota\u00edocht ar theocht \u2013 c\u00e1il\u00edochta\u00ed a fh\u00e1gann gurb \u00e9 an t-\u00e1bhar roghnaithe \u00e9 d'fheidhmchl\u00e1ir d\u00e9ant\u00fasa\u00edochta ceirmeacha agus teimhneacha. Ina theannta sin, t\u00e1 feidhm fhorleathan ag carb\u00f3n sileacain freisin i ngl\u00e9asanna leictreonacha ardfheidhm\u00edochta \u2013 go sonrach leathsheolt\u00f3ir\u00ed cumhachta, trasraitheoir\u00ed \u00e9ifeacht p\u00e1irce leathsheolt\u00f3ra ocsa\u00edde miotail (MOSFETanna) agus Trasraitheoir\u00ed Bipolacha Geata Inslithe (IGBTanna).<\/p>\n
T\u00e1irgeann monar\u00f3ir\u00ed carb\u00e1id sileacain tr\u00ed mheasc\u00e1n de ghaineamh sileacain agus c\u00f3ic a th\u00e9amh ag teochta\u00ed an-ard go dt\u00ed go dt\u00e1irgeann a n-imoibri\u00fa ceimiceach, ar a dtugtar sint\u00e9is SiC, foirmeacha criostalaithe ar a dtugtar SiC Glas n\u00f3 Dubh, ag brath ar a leibh\u00e9al \u00edonachta. Nuair a bh\u00edonn s\u00e9 t\u00e1irgthe, is f\u00e9idir SiC a scagadh a thuilleadh ina mh\u00e9ideanna c\u00e1ithn\u00edn\u00ed at\u00e1 saindeartha d'fheidhmeanna sonracha tr\u00ed mhodhanna sint\u00e9ise \u00e9ags\u00fala ar n\u00f3s sc\u00e9im Acheson, laghd\u00fa teirmeach carb\u00f3in agus d\u00edbholcadh teirmeach polaim\u00e9ire leachtaigh \u2013 agus i ngach c\u00e1s, \u00fas\u00e1idtear pr\u00f3isis t\u00e9imh at\u00e1 dian \u00f3 thaobh fuinnimh de, a gcaithfidh teochta\u00ed imoibri\u00fach\u00e1in a bhaint amach chun criostail SiC chriostalaithe a chruth\u00fa, sula mb\u00edonn g\u00e1 le n\u00edoch\u00e1n aig\u00e9adach agus triom\u00fa, agus sula gcr\u00edochna\u00edtear an t\u00e1irgeadh agus sula dt\u00e1irgtear a fhoirm deiridh.<\/p>\n
Tosa\u00edtear ar th\u00e1irgeadh carb\u00f3ide sileacain tr\u00ed ch\u00f3c p\u00fadraithe agus grianchloch a mheascadh le ch\u00e9ile, agus ansin leictreachas a chur tr\u00ed chro\u00edleac\u00e1n graif\u00edte chun \u00e9 a th\u00e9amh go dt\u00ed go dtagann carb\u00f3n sileacain scagtha (SiC) chun cinn \u2013 tugtar pr\u00f3iseas Acheson ar an bpr\u00f3iseas seo.<\/p>\n
Nuair a bheidh na hamh\u00e1bhair ullmhaithe, is f\u00e9idir teicn\u00edc\u00ed \u00e9ags\u00fala a \u00fas\u00e1id chun p\u00fadar a iomp\u00fa ina sagair. Nuair a bh\u00edonn siad m\u00fanlaithe, cuirtear c\u00e9imeanna iarch\u00f3ire\u00e1la orthu, mar shampla meais\u00edni\u00fa meicni\u00fail agus brat\u00fa dromchla, a chinnt\u00edonn a ndl\u00fathsheasmhacht agus a gcruas in aghaidh creimthe cheimiciaigh ag teochta\u00ed n\u00edos airde.<\/p>\n
Is \u00e1bhar \u00e9 P\u00fadar Carbide Sileacain Dhubh a bhfuil \u00e9ileamh n\u00edos m\u00f3 agus n\u00edos m\u00f3 air chun t\u00e1irg\u00ed garbhaitheacha a mhonar\u00fa, amhail rotha\u00ed meilte agus uirlis\u00ed gearrtha, a bhu\u00ed lena chruas den scoth agus a sh\u00e1rmhath-chomhlaochtaithe teirmeach. Ina theannta sin, t\u00e1 an t-\u00e1bhar seo le f\u00e1il i bpr\u00f3isis t\u00e1irgthe i dtionscal na leictreonaice do leathsheolt\u00f3ir\u00ed agus do dh\u00e9-\u00f3id\u00ed, chomh maith lena fhriota\u00edocht ar ardteochta\u00ed, rud a fh\u00e1gann go bhfuil s\u00e9 oiri\u00fanach chun \u00e1bhair fhrithsheasmhacha a \u00fas\u00e1idtear i bhfoirn\u00e9is\u00ed, i gcil\u00edn\u00ed agus i gcr\u00faca\u00ed a dh\u00e9anamh, le haghaidh tionscail na t\u00f3g\u00e1la n\u00f3 na miotal\u00f3ireachta.<\/p>\n
Cuireann p\u00fadar carb\u00e1id shileacain air\u00edonna meicni\u00fala den scoth ar f\u00e1il a fh\u00e1gann go bhfuil s\u00e9 oiri\u00fanach d'fheidhmchl\u00e1ir ardteochta. F\u00e1gann a chruas agus a fhrithsheasmhacht in aghaidh caitheamh go bhfuil s\u00e9 an-fhrithsheasmhach in aghaidh caitheamh, agus is iad a chobhsa\u00edocht theirmeach, a fhrithsheasmhacht cheimiceach, agus a sheoltacht leictreach a fh\u00e1gann go bhfuil an-t\u00f3ir air freisin.<\/p>\n
Baineann t\u00e1irgeadh an \u00e1bhair seo le measc\u00e1n de shileac\u00e1it agus de ch\u00f3c a th\u00e9amh ag teochta\u00ed an-ard i bhfoirn\u00e9is speisialta, rud a chuireann t\u00fas le frithghn\u00edomhartha a chrutha\u00edonn criostail mh\u00f3ra de charb\u00edd sileacain.<\/p>\n
Nuair a bheidh an charb\u00edd shileacain foirmithe, n\u00ed m\u00f3r \u00e9 a n\u00ed chun neamh\u00edonachta\u00ed a bhaint de sular thrioma\u00edtear \u00e9 ag \u00fas\u00e1id teicn\u00edc\u00ed \u00e9ags\u00fala amhail triom\u00fa le haer te, triom\u00fa fol\u00fais n\u00f3 triom\u00fa micreathonnach.<\/p>\n
Tar \u00e9is triomaithe, br\u00faitear, s\u00f3rt\u00e1iltear, meiltear ar\u00eds \u00e9 agus pr\u00f3ise\u00e1iltear \u00e9 le haghaidh feidhmeanna sonracha. Is ingot an toradh deiridh, ar f\u00e9idir \u00e9 a mh\u00fanl\u00fa ansin chun freastal ar shonra\u00edochta\u00ed aonair \u2013 \u00fas\u00e1ideann monar\u00f3ir\u00ed an t-ingot seo chun soic le d\u00f3ir\u00ed a chruth\u00fa, mar shampla \u2013 comhph\u00e1irt l\u00e1rnach i gc\u00farsa\u00edocht uasmh\u00e9id \u00e9ifeacht\u00falachta adamhaithe breosla.<\/p>\n
T\u00e9ann p\u00fadar carb\u00f3ide sileacain chun tosaigh i dtimpeallachta\u00ed d\u00e9ant\u00fasa\u00edochta d\u00fashl\u00e1nacha lena air\u00edonna iontacha, amhail cruas dochreidte, seoltacht theirmeach den scoth, agus friota\u00edocht in aghaidh creimthe. D\u00e1 bhr\u00ed sin, t\u00e1 an t-\u00e1bhar seo in \u00fas\u00e1id le fada i dt\u00e1irgeadh \u00e1bhar scr\u00edobach agus leictreonaic, lena n-\u00e1ir\u00edtear miotail n\u00f3 t\u00edleanna ceirmeacha a ghearradh agus a snas\u00fa.<\/p>\n
Mar gheall ar a chruas agus a gh\u00e9ireacht den scoth, \u00fas\u00e1idtear diamant go coitianta i dtionscal na n-\u00e1bhar scr\u00edobach chun rotha\u00ed meilte agus diosca\u00ed gearrtha a mhonar\u00fa. B\u00edonn monar\u00f3ir\u00ed leictreonacha ag brath go m\u00f3r air freisin mar gheall ar a air\u00edonna s\u00e1rmhaith seoltachta teirmeacha chomh maith lena fhriota\u00edocht ar chaitheamh agus cuimilt.<\/p>\n
Is f\u00e9idir t\u00e1irgeadh carb\u00f3id sileacain a dh\u00e9anamh ar bhealach at\u00e1 freagrach \u00f3 thaobh an chomhshaoil de, tr\u00ed \u00fas\u00e1id a bhaint as foins\u00ed fuinnimh in-athnuaite agus as c\u00f3rais aisghabh\u00e1la dramha\u00edola chun asta\u00edochta\u00ed g\u00e1s ceaptha teasa a \u00edoslaghd\u00fa. Tr\u00ed a leith\u00e9id de chleachtais a \u00fas\u00e1id, is f\u00e9idir le monar\u00f3ir\u00ed \u00fas\u00e1id fuinnimh a laghd\u00fa agus costais oibri\u00fach\u00e1in a ghearradh ag an am c\u00e9anna \u2013 rud at\u00e1 thar a bheith \u00e1bhartha i gcomhth\u00e9acs an lae inniu agus costais fuinnimh ag ard\u00fa.<\/p>","protected":false},"excerpt":{"rendered":"
P\u00fadar Carb\u00e1id Sileacain ag R\u00e9abhl\u00f3idi\u00fa Pr\u00f3iseas D\u00e9ant\u00fasa\u00edochta Ardteochta. Tagann abras\u00e1in Carb\u00e1id Sileacain (SiC) i m\u00e9ideanna grit \u00e9ags\u00fala agus is minic a fhaightear iad in abras\u00e1in cheangail agus i gc\u00fairte\u00e1in araon. C\u00e9 gur f\u00e9idir SiC a fh\u00e1il go n\u00e1d\u00fartha i seoda moissanite, baineann an chuid is m\u00f3 de dh\u00e9ant\u00fas SiC \u00fas\u00e1id as pr\u00f3iseas Acheson n\u00f3 as teicneola\u00edocht leagan gaile ceimiceach chun \u00e9 a th\u00e1irgeadh. Neamh-ions\u00e1iteacht, ard-iniomparthacht theirmeach agus \u2026 L\u00e9igh tuilleadh<\/a><\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[5],"tags":[],"class_list":["post-80","post","type-post","status-publish","format-standard","hentry","category-product"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/siliconcarbidepowders.com\/ga\/wp-json\/wp\/v2\/posts\/80","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/siliconcarbidepowders.com\/ga\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/siliconcarbidepowders.com\/ga\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/siliconcarbidepowders.com\/ga\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/siliconcarbidepowders.com\/ga\/wp-json\/wp\/v2\/comments?post=80"}],"version-history":[{"count":1,"href":"https:\/\/siliconcarbidepowders.com\/ga\/wp-json\/wp\/v2\/posts\/80\/revisions"}],"predecessor-version":[{"id":81,"href":"https:\/\/siliconcarbidepowders.com\/ga\/wp-json\/wp\/v2\/posts\/80\/revisions\/81"}],"wp:attachment":[{"href":"https:\/\/siliconcarbidepowders.com\/ga\/wp-json\/wp\/v2\/media?parent=80"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/siliconcarbidepowders.com\/ga\/wp-json\/wp\/v2\/categories?post=80"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/siliconcarbidepowders.com\/ga\/wp-json\/wp\/v2\/tags?post=80"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}