Igisobanuro cya Graphite Crucible: Imiterere y'ibikoresho, uburyo bwo gukora, n'ikoreshwa mu mikorere ya Semiconductor ikoresha ubushyuhe bwinshi

Intangiriro: Ibikoresho bya Graphite — Ibice by'ingenzi mu gukora ibintu bishyushye cyane

Mu rwego rw'inganda zigezweho zigezweho, ibikorwa byinshi by'ingenzi bishingiye ku bidukikije birangwa n'ubushyuhe bukabije. Kuva ku gushongesha ibyuma gakondo kugeza ku gukora ibikoresho bya semiconductor byo mu gisekuru cya gatatu, ibikoresho bikoreshwa mu bikoresho bishyuha cyane ntibigomba kwihanganira ubushyuhe bugera kuri dogere selisiyusi ibihumbi gusa ahubwo bigomba no kubungabunga imiterere ihamye, ubushobozi bwo kohereza ubushyuhe bwiza, ndetse n'ingaruka nke zo kwanduza.

Ibikoresho bya grafitibyagaragaye nk'itsinda ry'ingenzi ry'ibice bishyuha cyane kugira ngo bihuze neza n'ibyo bikenewe mu nganda.

Ubusanzwe, ibikoresho byo gushongesha icyuma bya grafiti byakoreshwaga cyane cyane mu gufata no kohereza ibikoresho bishongeshejwe mu gihe cyo gushongesha ibyuma nka zahabu, ifeza, umuringa, na aluminiyumu. Ariko, hamwe n'iterambere ryihuse ry'urwego rw'inganda ziteye imbere—harimo inganda za semiconductor, ibikoresho by'ikoranabuhanga bikoresha ingufu nyinshi, n'ibikoresho bishya by'ingufu—ikoreshwa ry'ibikoresho byo gushongesha icyuma bya grafiti ryagutse cyane kuruta ikoranabuhanga risanzwe ry'ibyuma.

Muri iki gihe, ibikoresho byo gushushanya bya grafiti bifite isuku nyinshi byabaye ibintu by'ingenzi muri ibi bikurikira:

• Ikura rya SiC rimwe-kristale;
• Gukora kristu zikoresha ibyuma bihindura imiterere y'amashanyarazi;
• Gutegura ibikoresho bya silikoni ya photovoltaic;
• Uburyo bwo kuvura ubushyuhe bw'umwuka ushyushye cyane;
• Sisitemu z'ubushyuhe ku bikoresho bya CVD na epitaxy.

Mu nganda zikora ibikoresho bya semiconductor, icyuma gikoresha grafiti si ikintu gikoresha ubushyuhe bwinshi gusa; ni ibikoresho by'ingenzi mu buryo bw'ubushyuhe, gifite imiterere y'imikorere igira ingaruka ku buryo butaziguye ku bwiza bwa kristu, ubushyuhe bungana, no kudahungabana kw'imikorere.

Igikoresho cya Graphite Crucible ni iki?

A icyuma gikozwe muri grafitini igice gifata ubushyuhe bwinshi cyakozwe muri grafiti ifite isuku nyinshi; ahanini ikoreshwa mu kubika, gushyushya, cyangwa gutunganya ibikoresho bitandukanye mu bushyuhe bukabije.

Bitewe n'imiterere yihariye ya grafiti mu bushyuhe, amashanyarazi, na chimique, izi mashini zishobora gukora neza ahantu ibikoresho by'icyuma bisanzwe byangirika.

Muri iki gihe, ibikoresho byo gushushanya bya grafiti bikoreshwa cyane muri:

• Gushongesha ibyuma by'agaciro;
• Gucukura ibyuma bidakoresha fer;
• Gutunganya alloy;
• Igerageza rya laboratwari rikoresha ubushyuhe bwinshi;
• Gukura kwa kristu ya semiconductor;
• Gukora ibikoresho bishya by'ingufu.

Mu rwego rw'inganda zigezweho, agaciro k'ibanze k'ibikoresho bya grafiti biri mu bushobozi bwabyo bwo gutanga ibidukikije bihamye, bisukuye, kandi bihuye neza n'ubushyuhe bwinshi. Urugero, mu gihe cy'ikura rya kristale ya silikoni (SiC), ibikoresho bya grafiti bigomba gukora igihe kirekire mu bidukikije bishyushye cyane birenga 2,000°C mu gihe bigenzura:

• Gutwara ubushyuhe mu buryo bumwe;
• Ikura rihamye rya kristu;
• Umwanda muto cyane.

Kubera iyo mpamvu, grafiti ifite isuku nyinshi yabaye igikoresho cy'ingenzi cy'ingenzi.

Kuki Graphite ari nziza mu gukoresha ubushyuhe bwinshi?

Kuba Graphite ari igikoresho cy'ingenzi mu nganda zikoresha ubushyuhe bwinshi bituruka ku miterere yayo yihariye.

Graphite igizwe na atome za karuboni zitondetse mu buryo bwa kristu, ifite ubushobozi budasanzwe bwo gushyuha no kudahungabana mu mikorere ya shimi.

Ubwa mbere, grafiti igaragaza ubudahangarwa bukomeye mu bushyuhe bwinshi. Mu kirere cyuzuyemo umwuka cyangwa ahantu hatarimo umwuka mwinshi, grafiti ifite isuku nyinshi ishobora kwihanganira ubushyuhe bukabije mu gihe kirekire mu gihe ikomeza kuba imiterere yayo. Ibi bituma ikwiriye cyane mu bikorwa bishyushye cyane, nko gukura kwa kristu.

Icya kabiri, grafiti itanga uburyo bwiza bwo gutwara ubushyuhe. Kugenzura ubushyuhe ni ikintu cy'ingenzi bigira ingaruka ku bwiza bw'ibicuruzwa mu gihe cyo gukora kristu. Ihindagurika ry'ubushyuhe mu gace runaka rishobora gutera:

• Ubwiyongere bw'ubusembwa bwa kristale;
• Guteza stress;
• Imiterere y'ibikoresho yangiritse.

Uburyo bwiza bwo gutwara ubushyuhe bwa Graphite bufasha ibikoresho kugera ku buryo bumwe mu gukwirakwiza ubushyuhe, bityo bikanongera uburyo bwo gukora ibintu mu buryo buhamye.

Byongeye kandi, grafiti ifite igipimo gito cyo kwaguka k'ubushyuhe kandi irwanya cyane gushyuha. Gukora ubushyuhe bwinshi akenshi bisaba gushyuha no gukonjesha vuba; grafiti igabanya neza kwangirika kw'inyubako guterwa n'ubushyuhe, bigatuma ibice byayo bimara igihe kirekire.

Muri icyo gihe, grafiti ifite isuku nyinshi igaragaza ubuziranenge buhebuje mu binyabutabire. Mu nganda zikora ibikoresho bya semiconductor, kwanduzwa kw'ibikoresho ni ikintu gikomeye bigira ingaruka ku musaruro w'ibicuruzwa. Mu kugabanya umwanda no kunoza imiterere y'ibikoresho, grafiti ifite isuku nyinshi igabanya kwanduzwa kw'ibikorwa kandi yongera ubuziranenge bwa kristu.

Uburyo bwo gukora ibikoresho byo gushushanya Graphite Crucibles bifite isuku nyinshi

Ibikoresho bya grafiti bifite imikorere myiza ntabwo ari umusaruro woroshye gusa, ahubwo bikorwa binyuze mu gutegura ibikoresho neza, gutunganya ubushyuhe bwinshi, no gutunganya neza.

Ubusanzwe igikorwa cyo gukora gitangirana no guhitamo ibikoresho fatizo bya grafiti bifite isuku nyinshi.

Ibi bikoresho fatizo muri rusange birimo peteroli, pitch coke, n'ibindi bikoresho bya karuboni bifite isuku nyinshi. Ku bijyanye n'ikoreshwa rya semiconductor, hakenewe igenzura rikomeye kuri:

• Ubuziranenge bwa karuboni;
• Ibipimo by'umwanda mu byuma;
• Ingano y'ibinyampeke;
• Ubucucike bw'ibikoresho.

Nyuma y'uko ibikoresho fatizo bisheshwe, bigasenywa, bigashungurwa, bivangwa n'icyuma gifunga hanyuma bigakorwa nk'ikintu cya mbere gikoreshwa mu gutwika.

Ku bijyanye n'ibikoresho byo mu bwoko bwa semiconductor byo ku rwego rwo hejuru, ikoranabuhanga ryo gukanda isostatic rikoreshwa cyane kuko ritanga ubwinshi bw'ibikoresho bimwe kandi rikagira imiterere ihamye ya mekanike.

Icupa ryakozwe rikorerwa mu buryo bwo guteka kugira ngo ryongere imbaraga z'ibikoresho no gutuma imiterere yabyo imbere ikomera.

Nyuma y’ibyo, inzira yo gukoresha graphitization ihindura imiterere ya karuboni idafite aho ihuriye n’imiterere ya kristale ya grafiti itunganyijwe cyane mu gihe cy’ubushyuhe bwinshi cyane.

Ubu buryo bugena umusaruro wa nyuma:

• Ubushobozi bwo gutwara ubushyuhe;
• Ubushobozi bwo guhangana n'amashanyarazi;
• Imbaraga za mekanike;
• Ubushyuhe bwinshi burahamye.

Amaherezo, bitewe n'ibisabwa byihariye mu ikoreshwa, icyuma gikoresha grafiti gikorerwamo:

• imashini itunganya neza ya CNC;
• Gutunganya ubuso;
• Igenzura ry'ibipimo;
• Uburyo bwo gusukura/gusukura.

Izi ntambwe zemeza ko icyuma gikoreshwa mu gutwika cyujuje ibisabwa mu buryo bwizewe kandi bunoze ku bikoresho bya semiconductor.

Imikoreshereze ya Graphite Crucibles mu gukora Semiconductors

Bitewe n’iterambere ry’ikoranabuhanga rya semiconductor ryo mu gisekuru cya gatatu, akamaro k’ibikoresho bya grafiti mu nganda zigezweho kakomeje kwiyongera.

1. Sgukura kwa kristu ya silicon carbide (SiC)

Nk'ibikoresho bya semiconductor byo mu gisekuru cya gatatu, SiC itanga ibyiza nka:

• Ingufu z'amashanyarazi zangiritse cyane;
• Ubushobozi bwo gutwara ubushyuhe bwinshi;
• Uburyo bwo kugenda cyane kwa electron;

...kandi ikoreshwa cyane mu binyabiziga bishya bitanga ingufu, ikoranabuhanga rikoresha ingufu, no mu buryo bw'ingufu zishobora kuvugururwa.

Muri iki gihe, ikorwa rya kristu ya SiC mu nganda rikoresha cyane cyane uburyo bwa Physical Vapor Transport (PVT).

2. Uburyo bwa PVT

Ifu ya SiC iraryoha cyane mu bushyuhe bwinshi;

Ibice bya silikoni na karuboni bivamo umwuka bijya mu yindi mihanda;

Amakristu ya SiC amaherezo avuka ku buso bwa kristu y'imbuto.

Uburyo bwose busaba kugenzura neza:

• Imiterere y'ubushyuhe;
• Ikwirakwizwa ry'ubushyuhe mu murima;
• Imiterere y'ikirere.

Muri iki gikorwa, icyuma gikoresha grafiti gikora uruhare runini, harimo:

• Gufata ibikoresho fatizo bya SiC;
• Koroshya uburyo bwo kohereza ubushyuhe;
• Gutuza ikirere cy'ubushyuhe.

3. Izindi nzira

Uretse gukura kwa kristu ya SiC, ibikoresho bya grafiti n'ibindi biyigize bya grafiti nabyo bikoreshwa muri:

• Gukora silikoni imwe ikoze mu cyuma gikozwe ...
• Gukura kwa kristu ya photovoltaic;
• Ibikoresho bya epitaxy bya semiconductor;
• Imikorere ya CVD ikoresha ubushyuhe bwinshi.

Muri ubu buryo, ibikoresho bya grafiti bifasha ibikoresho kubungabunga ibidukikije bihamye kandi bihorana ubushyuhe bwinshi, bityo bikanoza ireme ry'ibicuruzwa n'umusaruro ukarushaho kuba mwiza.

Umwanzuro: Ibikoresho bya Graphite bifasha gukora ubushyuhe bwinshi mu gisekuru gikurikira

Kuva ku bushongesho bw'ibyuma gakondo kugeza ku nganda zikora ibikoresho bya semiconductor crystal zigezweho, iterambere ry'ibikoresho bya grafiti rigaragaza ko urwego rw'inganda rukomeje kwiyongera mu gukenera ibikoresho bigezweho.

Ku nganda za semiconductor,ibikoresho bya grafitisi ibintu birwanya ubushyuhe bwinshi gusa; ni:

Ibikoresho by'ingenzi by'ubuhanga bishimangira ko ahantu hashyuha hadahinduka, byongera ubwiza bwa kristu, kandi bigatera imbere ikoranabuhanga mu nganda.

Ikoresheje ubuhanga bwinshi mu miterere y’ibikoresho bya grafiti, imikorere ikoresha ubushyuhe bwinshi, no gukora neza, VET Energy ikomeje kwiyemeza gutanga ibisubizo byizewe kandi binoze ku bakiriya bayo mu nganda zikora ibikoresho bya grafiti ku isi, ingufu nshya, n’inganda zikora ibikoresho byo mu rwego rwo hejuru.