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Shan warshadood oo waaweyn oo loogu talagalay horumarinta mustaqbalka ee alaabta dhoobada

2024-11-21

Warshadaha baabuurta korontada

 

Shiinaha ayaa soo saaray oo iibiyay 6.253 milyan iyo 6.067 milyan oo baabuur tamarta cusub ah, siday u kala horreeyaan, intii u dhaxaysay Jannaayo iyo Nofembar, ilaa 100% sannadkii, iyada oo 25% saami suuqeed ah, sida laga soo xigtay tirooyinka ugu dambeeyay ee Ururka Shiinaha ee Soosaarayaasha Baabuurta. Iyada oo ay weheliso kobaca wax soo saarka iyo iibinta ee aad uga sarreeya suuqa muddadaas, gelitaanka tamarta cusub ee baabuurta ayaa kor u dhaaftay 36% oo sii wadata kor u kaca. Tiknoolajiyada baabuurta korantada ayaa si joogto ah u kobcaysa, taas oo dedejisay beddelka naqshadaha iyo agabka qaybaheeda. Isticmaalka baabuurta tamarta cusub ee tamarta ayaa si buuxda u aqbalay alaabta dhoobada sare leh sababtoo ah faa'iidooyinka waxqabad ee gaarka ah.

Waxaa ka mid ah, HIP silikoon nitride kubbado sido iyo kulaylka sare ee silikoon nitride substrates ayaa aad u badan.

 

 

01 Kubadaha HIP ee Silicon Nitride Bearings

Xadhkaha mootada ee baabuurta tamarta cusub waxay u baahan yihiin cufnaanta hoose iyo marka la barbardhigo agab adkaysi u badan sababtoo ah heerarkooda wareega oo sarreeya marka la barbar dhigo jaangooyooyinka caadiga ah. Xadhkaha dhoobada ee silikoon nitride, kubbaduhu waxay soo saaraan kuleyl yar iyo khilaaf ka dhex jira nidaamka xajinta. Gaar ahaan, silicon nitride waa dahaye koronto oo si dabiici ah u dhaca kaas oo ka hortagi kara daxalka korantada inuu dhaliyo dheecaanka, dheereeya nolosha saliidaha iyo xajka, oo aakhirka keeni karta dhalista. Waxay ku habboon tahay in loo isticmaalo qaybo kala duwan, oo ay ku jiraan baabuurta korontada.

 

Xirmooyinka dhoobada ayaa si sii kordheysa u bedelaya birta birta ah ee da'da wadista korontada. Silicon nitride ceramic ball dahaarka xadhkaha waxaa loo isticmaalaa gudaha Xiaopeng P7, G9, Weilai ET7, iyo noocyo kale. Tusaale ahaan, shafka wax soo saarka ee matoorka ay isticmaasho Tesla waxa ay ka shaqaysaa xadhkaha dhoobada, xadhkaha dhoobada isku-dhafka ah ee ay naqshadaysay NSK, iyo kubbadaha xambaarka ee laga sameeyay 50 kubbadaha nitride silicon.

Cadaadiska kulul ee isostatic (HIP) iyo cadaadiska gaaska sintering (GPS) waa labada farsamo ee ugu caansan diyaarinta ee silikoon nitride dhoobada sintering kubada. Labadan hab waxay soo saaraan kubbado dhoobo ah oo inta badan loo isticmaalo goobo badan. HIP silicon nitride waxay bixisaa tayada farsamada sare iyo nolol daal ka dheer marka loo eego nitride silikoon GPS.

Waqtigan xaadirka ah, shirkadaha ajnabiga ah ee caanka ah waxay sii wadaan inay xakameeyaan saamiga suuqa caalamiga ah iyo jihada horumarinta, halka shirkadaha Japan, Yurub, iyo Maraykanku ay sii wadaan inay xukumaan wax soo saarka alaabta dhoobada ah ee heer-sare ah. 2015 waxay arkeen aasaaska Qalabka Qaranka ee Teknolojiyadda Sare ee Nitride Ceramics Co., Ltd. ee qarankayga.

Waxay horumar weyn ka samaysay tignoolajiyada tirada badan ee soo saarta kubbadaha dhoobada ee silicon nitride kulul, taas oo ka dhigaysa shirkaddii ugu horreysay ee Shiinaha si ay u dhisto wax soo saar ballaadhan oo agabkan ah iyo guud ahaan shirkadda saddexaad, oo ka dambaysa Toshiba ee Japan iyo Kustec ee Maraykanka. SKF oo ku taal Sweden, Timken oo Mareykanka ah, GMN oo Jarmal ah, iyo Forsa oo Spain ka tirsan ayaa ka mid ah waddamada loo raro badeecadaha. Intaa waxaa dheer, hababka la midka ah waxaa isticmaala Sinoceramic Jinsheng iyo kuwa kale si ay u abuuraan kubbadaha silikoon nitride oo leh 1000 MPa xoog foorarsi ah.

 

 

02 Korjoogteynta kuleylka sare ee silikoon nitride dhoobada dhoobada

Substrate-yada dhoobada ee Silicon nitride waxaa inta badan lagu isticmaalaa unugyada korantada, aaladaha semiconductor-ka iyo rogayaasha baabuurta korantada saafiga ah (EV) iyo gawaarida korantada ee isku dhafka ah (HEV), waxayna leeyihiin suuqyo waaweyn iyo rajooyin codsi.

Waqtigan xaadirka ah, xoogga foorarsiga ee 650 MPa, jabka adkaanta 5-7 MPa·m1/2, iyo kulaylka kulaylka ee 85 W/(m·K) ayaa looga baahan yahay isticmaalka ganacsiga ee qalabka kuleylka sare ee silicon nitride dhoobada. Kooxda Toshiba, Hitachi Metals, Kiimikada Korantada ee Nippon, Maruwa, iyo Nippon Fine Ceramics ayaa ah shirkadaha aasaasiga ah ee leh awoodda ay ku soo saari karaan silikoon nitride dhoobada dhoobada leh ee kuleylka sare leh.

 

Intaa waxaa dheer, waxaa jiray xoogaa horumar ah oo laga sameeyay cilmi-baaris gudaha ah oo ku saabsan agabyada dhoobada dhoobada ee silicon nitride. Iyadoo la wanaajinayo habka iyo habka sintering, Beijing Sinoma Artificial Crystal Research Institute Co., Ltd. waxay si guul leh u diyaarisay silikoon nitride dhoobada dhoobada ah oo leh xoog foorarsan oo ah 700-800MPa, jabka adag ee ≥8MPa·m1 / 2, iyo kuleylka kuleylka ee ≥80W / (m · K). Substrate-ka silikoon nitride dhoobada ay soo saartay Laanta Beijing ee Sinoma High-Tech Nitride Ceramics Co., Ltd. iyadoo la adeegsanaayo habka shubista cajaladda waxay leedahay kororka kulaylka 100 W/(m·K).

 

Baabuurta korontadu waxa ay hadda ku sii dhawaanayaan sirdoonka taas oo ka dhalatay caannimada sii kordhaysa ee baabuurta tamarta cusub iyo horumarinta sirdoonka macmal (AI). Soosaarayaasha baabuurta ayaa sidoo kale muujiyay xiisaha ay u qabaan agabyo kala duwan oo dhoobada ah, oo ay ku jiraan agabka wax lagu duubo ee lidar, biriiga dhoobada kaarboon, MLCC awood sare leh, agabka kulaylka dhoobada iwm.

 

Wax soo saarka ee semiconductors

Sharciga warshadaha ee "hal jiil tignoolajiyada, hal jiil oo geeddi-socod ah, hal jiil oo qalab ah" ayaa maamula warshadaha semiconductor, iyo horumarinta tignoolajiyada qaybta saxda ah ayaa muhiim u ah casriyeynta iyo soo celinta qalabka semiconductor. Qaybaha dhoobada saxda ah ayaa ah agabka ugu badan ee matali kara qaybaha saxda ah ee semiconductor dhexdooda. Waxaa loo isticmaalaa dhowr hab oo wax soo saar semiconductor muhiim ah, oo ay ku jiraan etching, kaydinta uumiga kiimikada, kaydinta uumiga jirka, iyo ion implantation. sida gacmaha wax ka qabashada makaanikada, chucks electrostatic, liners, biraha hagaya, iyo biraha, iyo kuwo kale. Waxay fulisaa doorarka xasilinta, difaaca, iyo carqaladaynta, gaar ahaan gudaha godka qalabka.

 

Wax soo saarka semiconductor Warshadaha semiconductor waxaa maamula sharciga warshadaha ee "hal jiil tignoolajiyada, hal jiil habka, hal jiil qalab," iyo hagaajinta ee technology qayb sax ah ayaa lagama maarmaan u ah casriyeynta iyo soo noqnoqda ee mishiinada semiconductor. Dhammaan alaabta loo isticmaalo qaybaha saxda ah ee semiconductor, qaybaha dhoobada saxda ah ayaa ah kuwa ugu badan ee matalaya. Waxay ka shaqeeyaan etching, kaydinta uumiga kiimikada, kaydinta uumiga jirka, iyo ion implantation, ka mid ah hababka wax soo saarka semiconductor kale. sida biraha, xadhkaha, biraha hagaya, chucks electrostatic, iyo gacmaha maaraynta farsamada, si aan u magacaabo dhowr. Waxay u adeegtaa sida leexinta, difaaca, iyo xasilinta, gaar ahaan gudaha godka qalabka.

 

 

Warshadaha tamarta-badbaadinta iyo ilaalinta deegaanka

Iyada oo la raacayo hagidda siyaasadda qaran ee "dual carbon", dhammaan warshadaha ayaa si tartiib tartiib ah u kobcaya jihada badbaadinta tamarta, dhimista kaarboonka, yaraynta wasakhowga, iyo hagaajinta waxtarka. Marka la eego asalkan, warshadaha dhoobada ayaa wajahaya isticmaalka tamarta iyo cadaadiska ilaalinta deegaanka, laakiin sidoo kale waxay keenaysaa fursado horumarineed oo cusub qalabka dhoobada.

 

 

01 Xuubka dhoobada

Si loo beddelo tignoolajiyada kala-soocidda shaandhaynta caadiga ah, tignoolajiyada kala-soocidda xuubka leh xuubka dhoobada ee xudunta u ah ayaa hadda ugu horrayn loo adeegsadaa habka kala-soocidda wax-ku-oolnimada sare ee warshadaha geeddi-socodka iyo goobaha daaweynta biyaha gaarka ah ee kala-soocidda shaandhaynta, xoojinta iyo nadiifinta, iyo nadiifinta iyo ka-saarista wasakhnimada.

Xuub fidsan dhoobada

Waxaa ka mid ah, dareerayaasha goobaha adag waa la sifeyn karaa, la kala saari karaa, oo lagu nadiifin karaa iyadoo la isticmaalayo xuubka fidsan dhoobada ee waxqabadka sarreeya. Heerkulka sare iyo iska caabinta cadaadiska, xasiloonida kiimikada xooggan, hufnaanta shaandhaynta sare, isku hallaynta wanaagsan, kharashyada hawlgalka iyo dayactirka oo hooseeya, nolosha adeegga la dheereeyey, iyo saaxiibtinimo deegaanka inta lagu jiro wareegga nolosha ayaa ah qaar ka mid ah sifooyinkooda. Waxaa si weyn loo isticmaalay oo kor loogu qaaday meelaha bullaacadaha dawladda hoose, daaweynta biyaha la qaybiyey, daaweynta biyaha madow iyo kuwa ur leh, dib u isticmaalka biyaha, iyo daaweynta biyaha wasakhda ah ee beerta warshadaha. Waa jihada horumarineed ee aasaasiga ah ee duurka xuubka kala-soocidda dhoobada waxqabadka sare ee caalamiga ah waxayna leedahay rajooyin badan oo suuqa ah.

Marka lagu daro daaweynta biyaha, maaraynta wasakhowga hawada ee qarankaydu sidoo kale waa horraantii. Nano-denitrification nidaamka nano-denitrification nano-denitrification nidaamka deegaanka ee naadirka ah ee deegaanka u saaxiibka ah ayaa lagu raray walxaha xuubka fiber-ka isku dhafan sida jidhka taageerada si uu u abuuro xuubka fibre-kuleylka sare ee denitrification iyo ka saarista boodhka, walxaha shaandhada leh ee isku-dhafka ah iyo hawlaha ka saarista boodhka kaas oo ku guuleysan kara nadiifinta tooska ah ee gaasta xaaladaha heerkulka sare.


 

 

02 Airgel

Horumarka ballaaran ee cagaarka iyo kaarboon-yar ee aerogel, oo ah walxo dahaaran oo heer sare ah, ayaa ilaa hadda abuuray awood aan ilaa hadda la maqlin ee koritaanka qaybta hawada. Tiknoolajiyada cusub ee Airgel ayaa la filayaa in lagu dhex daro kobaca wax soo saarka cagaaran si loo abuuro codsiyo cusub oo badeecado ah oo la jaan qaadaya isbeddelka warshadaha cagaaran ee si dhakhso leh u kobcaya.

 

Airgel waxay leedahay cufnaanta aad u hooseeya, ultra-porosity ultra-high, index refractive hooseeya, kulaylka kuleyl hooseeya, impedance hooseeyo acoustic iyo sifooyin kale oo aan qalabka guud ee adag lahayn. Sifooyinkan ayaa ka dhigaya inay lahaadaan rajooyin codsi oo weyn oo ku saabsan dhinacyada dahaarka kulaylka, biomedicine, dahaarka dhawaaqa, xayeysiinta, iwm, iyo suurtagalnimada dalabka suuqa ayaa aad u weyn.

 

 

Warshadaha biomedicine

In badan iyo xubno macmal ah ayaa loo isticmaali doonaa goobaha daawaynta marka ay bulshadu horumarto nolosha dadkuna ay ka soo raynayso. Umaddaydu, biraha sida birta aan-ka-soo-baxa lahayn iyo alwaaxyada cobalt ayaa muddo dheer loo isticmaali jiray bogsashada iyo hagaajinta lafaha sababtoo ah tayada farsamada iyo xakamaynta sare; si kastaba ha ahaatee, isqabqabsigooda noole ayaa meesha ka maqan. Sidaa darteed, suuqa iyo cilmi baarista agabka dahaadhka ama bioceramics ee ka caafimaad badan oo la jaan qaada ayaa si degdeg ah u fidaya.

Sababtoo ah adkaantooda jabka ee gaarka ah iyo xirashada iska caabinta, ceramics biomedical sida Al2O3, ZrO2, ZTA, Si3N4, iyo walxaha dhoobada isku dhafan ee la xidhiidha ayaa si joogta ah loogu shaqeeyaa qalabyada qalliinka culus, implants ilkaha, beddelka lafaha, iwm Zirconium oxide waxaa badanaa loo isticmaalaa in lagu qurxiyo ilkaha, laakiin waxqabadka wanaagsan ee ilkaha ayaa sabab u ah nasashada. dhoobada Kuwaas waxaa ka mid ah, nitride silicon waxay isku daraysaa saamaynta bakteeriyada iyo sifooyinka is-saliimaynta, iyo maqaar-galkeedu wuxuu leeyahay xasillooni bayooloji muddo dheer ah.

Sannadka 2022, cabbirka suuqa adduunka ee agabka dhoobada caafimaadka ayaa la saadaalinayaa inuu noqdo ku dhawaad ​​$15 bilyan USD. Sannadka 2022, suuqa agabka dhoobada caafimaadka ee Shiinaha ayaa la filayaa inuu ku kacayo ku dhawaad ​​4.5 bilyan oo doolarka Maraykanka ah. Iyaga, ceramics alumina ayaa ah inta badan (qiyaastii 60%). Ceramics Silicon nitride waxaa loo shaqeeyaa beeraleyda lafaha, halka ceramics-ka zirconia inta badan lagu isticmaalo daawaynta ilkaha.

 

 

Qaybta hawada sare


Ceramics waxay si joogto ah ugu taagan tahay waxqabadkooda gaarka ah xaaladaha kala duwan ee codsiga adag. Warshadaha millatariga iyo hawada sare ayaa ah labada suuqood ee aadka loo jecel yahay ee codsiyada dhoobada. "Cabbir heerkul sare" iyo "stealth" waa labada khad ee horumarinta dhoobada aasaasiga ah ee warshadaha hawada.

 

Jiilka cusub ee matoorada duulista milatariga ayaa sii kordheysa baahida loo qabo qalab dhismeed oo heerkul sare leh oo cusub maadaama kartida hal kiristaalo, dahaarka kuleylka kuleylka, iyo qaboojinta hawada firfircoon ay si tartiib tartiib ah u dhammaatay. SiC/SiC-CMC waxay u soo baxday inay tahay mid ka mid ah xulashooyinka ugu sarreeya ee qalabka qaabdhismeedka u adkaysta heerkulka sare. SiC/SiC-CMC waa la xoojiyey oo lagu adkeeyey qayb weyn oo ah fiber silikoon carbide. Waxyaabaha ugu muhiimsan ee ceeriin ee SiC/SiC-CMC waa silikoon carbide fiber, kaas oo leh iska caabin heerkul ka sarreeya 1200 ° C waxayna soo jiidatay dareenka awoodaha duulista ee tartanka cilmi-baarista.

 

 

Caadi ahaan ka kooban dhexdhexaad wax nuuga (nuugista) iyo walxo matrix ah (mararka qaarkood loo yaqaan binder), alaabta nuugista ayaa ka mid ah walxaha qarsoodiga ah ee ugu muhiimsan. Silikon carbide waa walaxda aasaasiga ah ee loo isticmaalo in lagu abuuro agabyo dhoobada nuugaya oo badan; nanoparticles dhoobada ah inorganic iyo alaabta polymer-ka-firfircoon isku darka si ay u sameeyaan maaddooyinka qarsoodi infrared dhoobada, nooc ka mid ah daahan. Si loo soo saaro nuugista hirarka korantada ee broadband ee waxtarka leh, nanoparticles dhoobada inorganic ayaa si isku mid ah loogu kala firdhiyey matrix polymer-ka ah oo si taxadar leh loo xakameeyay.