
Waxaan soo saarnay saxanno laba-geesood ah oo graphite ah oo kharash-ool ah kaas oo u baahan isticmaalka saxanno laba-geesood ah oo horumarsan oo leh koronto-qaadis sare iyo xoog farsamo oo wanaagsan. Waxaa lagu sifeeyaa sameynta cadaadis sare, ku dahaadhida faakiyuumka, iyo daaweynta kulaylka heerkulka sare, saxankeenna laba-geesoodka ah wuxuu leeyahay astaamo u ah iska caabbinta xirashada, iska caabbinta heerkulka, iska caabbinta cadaadiska, iska caabbinta daxalka, iska caabbinta gurguurta, is-saliidaynta saliidda la'aanta ah, isku-darka ballaarinta yar, iyo waxqabadka shaabadaynta sare.
Waxaan labada dhinacba ku mashiin karnaa taarikada laba-geesoodka ah iyadoo la adeegsanayo goobo qulqulka, ama dhinac keliya oo mashiin ah ama waxaan sidoo kale bixin karnaa taarikada aan matoorka lahayn. Dhammaan taarikada garaafka waxaa lagu mashiin karaa iyadoo loo eegayo naqshaddaada faahfaahsan.
Xuduudaha farsamada
| Tusmada | Qiimaha |
| Nadiifnimada walxaha | ≥99.9% |
| Cufnaanta | 1.8-2.0 g/cm³ |
| Xoogga dabacsanaanta | >50MPa |
| Iska caabbinta xiriirka | ≤6 mΩ·cm² |
| Heerkulka hawlgalka | -40℃~180℃ |
| Iska caabbinta daxalka | Ku dhex milmay 0.5M H₂SO₄ muddo 1000 saacadood ah, miisaan lumis <0.1% |
| Dhumucda ugu yar | 0.8mm |
| Tijaabada ciriiriga hawada | Iyadoo qolka qaboojinta lagu cadaadinayo 1KG (0.1MPa), ma jiraan wax daadasho ah oo ka dhacda qolka haydarojiin, qolka oksijiinta iyo qolka dibadda. |
| Imtixaanka waxqabadka ee ka hortagga garaaca | Afarta gees ee saxanka waxaa lagu xiraa furaha xoogga leh iyadoo xaaladdu tahay 13N.M, qolka qaboojintana waxaa lagu cadaadiyaa cadaadis hawo ≥ 4.5kg (0.45MPa), saxanka looma fidin doono si uu u daato hawo. |
Faa'iidooyinka ugu muhiimsan ee saxanka laba-cirifoodka:
1. Gudbinta tamarta oo aad u sarreysa, taasoo ka caawinaysa beddelka tamarta oo hufan
Graphite saafi ah oo sarreeya ≥99.9%, gudbinta ilaa 150 S/cm, taasoo hubinaysa inaysan jirin wax khasaare ah oo ku yimaada gudbinta hadda jirta.
Iska caabin hoose oo taabasho ah: Dusha sare waxaa lagu sifeeyaa heerka nano, iska caabinta taabashada ee lakabka faafinta gaaska waa ≤10mΩ·cm², taas oo hagaajinaysa awoodda wax soo saarka ee unugga shidaalka.
2. Iska caabin aad u xooggan oo daxalka ah, oo la qabsan kara jawi adag
Xasillooni kiimiko oo heer sare ah: Waxay u adkaysan kartaa asiidhyo xooggan (sida fosfoorik acid), alkali xooggan iyo jawi heerkul sare iyo qoyaan sare leh, iyada oo aan lahayn roobab bir ah.
Tiknoolajiyada dahaarka oksaydhka (ikhtiyaar): Lakabka ilaalinta ee Silicon carbide (SiC) ayaa lagu daraa habka CVD, cimrigana waxaa la kordhiyaa in ka badan 3 jeer.
3. Naqshad fudud, yareynta isticmaalka tamarta nidaamka
Cufnaanta ugu hooseysa 1.8 g/cm3: 20% ka fudud taarikada biraha laba-geesoodka ah, oo ku habboon xaaladaha xasaasiga u ah miisaanka sida unugyada shidaalka ee lagu rakibay gaariga.
Qaab-dhismeedka khafiifka ah: Dhumucda waxaa loo habeyn karaa 0.8.0-2.0mm, taasoo hagaajinaysa booska is dulsaarka iyo hagaajinta cufnaanta tamarta.
4. Cimri dheer iyo kharash dayactir oo hooseeya
Xoogga dabacsanaanta ≥ 40 MPa: Iska caabin aad u fiican oo ku saabsan saameynta farsamada, oo ka fogaanaysa jabka jilicsan.
Iska caabbinta gurguurta: Hawlgal joogto ah muddo 10,000 saacadood ah 80°C iyo 95% qoyaan, hoos u dhac ku yimaada waxqabadka <5%.
Ningbo VET Energy Technology Co., Ltd waa shirkad tiknoolajiyad sare leh oo diiradda saareysa horumarinta iyo soo saarista agabyada horumarsan ee heerka sare ah, agabka iyo tiknoolajiyada oo ay ku jiraan graphite, silicon carbide, dhoobada, daaweynta dusha sare sida dahaarka SiC, dahaarka TaC, dahaarka kaarboonka galaaska ah, dahaarka kaarboonka pyrolytic, iwm., alaabadan waxaa si weyn loogu isticmaalaa sawir-qaadista, semiconductor-ka, tamarta cusub, birta, iwm.
Kooxdayada farsamo waxay ka yimaadaan hay'adaha cilmi-baarista ee ugu sarreeya gudaha, waxayna soo saareen teknoolojiyado badan oo shati haysta si loo hubiyo waxqabadka iyo tayada badeecada, waxayna sidoo kale macaamiisha siin karaan xalal agab xirfadeed.
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