Isandulelo: Okwamanje, embonini yezimoto esimweni sokufakwa kukagesi, ubuhlakani kanye nokuthuthukiswa komkhiqizo wezimoto, izidingo zokusebenza kwesistimu yebhuleki zikhula kancane kancane, futhi ama-carbon ceramic brake disc anezinzuzo ezisobala kakhulu, lesi sihloko sizokhuluma nge-carbon ceramic brake disc. imboni.
I. Ingemuva Lomcimbi
Muva nje, i-Azera ikhiphe i-SUV yayo yokuqala enkulu enezihlalo ezinhlanu, i-ES7, esebenzisa uhlaka oluhlanganisiwe lwangemuva lwe-aluminium yonke, okwesibili i-Azera isebenzisa ubuchwepheshe obudidiyelwe bokufana emikhiqizweni yayo.Ngokuthuthukiswa kwe-lightweight kanye nokufakwa kukagesi, ubuchwepheshe obudidiyelwe be-die-casting bufunwa abenzi bezimoto ezintsha nezinkampani zezimoto zendabuko, futhi ukukhanya kwesakhiwo semoto sekuyingxenye ebalulekile yokwenziwa ngcono kwedizayini yemoto yesimanje.Ukusetshenziswa kwe-carbon ceramic brake discs kuzokhuthaza ngamandla inqubo yokukhanya kwezimoto, okulandelayo ukukhuluma ngale mboni.
Okwesibili, ukuqonda amadiski e-carbon ceramic brake
Njengamanje, izinto zamabhuleki ezisetshenziswa kabanzi ezitimeleni ezinesivinini esikhulu, ezimotweni nasezindizeni ikakhulukazi ziyi-powder metallurgy kanye ne-carbon-carbon composite materials.Kodwa-ke, izinto zokubopha i-powder metallurgy zinokushiyeka okufana nokushisa okuphezulu okubopha kalula, ukusebenza kokungqubuzana kulula ukwehla, amandla okushisa aphezulu ehla kakhulu, ukumelana nokushaqeka okushisayo okushisayo, impilo yesevisi emfushane, njll.;kuyilapho izinto ze-carbon brake zine-coefficient ephansi ye-static kanye ne-wet state friction, umthamo omkhulu wesitoreji sokushisa, umjikelezo omude wokukhiqiza kanye nezindleko eziphezulu zokukhiqiza, okuvimbela ukuthuthuka nokusetshenziswa kwayo okuqhubekayo.
Ama-Carbon Ceramic brake discs ahlanganisa izici ezibonakalayo zakho zombili i-carbon fibre kanye ne-polycrystalline silicon carbide.Phakathi naleso sikhathi, isisindo esilula, ukuqina okuhle, ukuzinza ngaphansi kwengcindezi ephakeme kanye nokushisa okuphezulu, ukumelana nokushisa okushisayo kanye nezici zokuphuka kwe-shear zokuqina okufanayo akugcini nje ukwandisa impilo yesevisi ye-brake disc, kodwa futhi ugweme zonke izinkinga ezivela emthwalweni.
Okwesithathu, isimo samanje semboni
1. Ukusebenza kwe-Carbon ceramic brake disc kungcono kakhulu kune-grey cast iron brake disc evamile, kodwa izindleko ukushiyeka kwayo.
Njengamanje, izinto ezisetshenziswa kakhulu zama-brake disc ikakhulukazi ziyinsimbi ekhonjiwe evamile, insimbi eyingxubevange ephansi, insimbi evamile, insimbi ekhethekile yengxubevange, insimbi ehlanganisiwe enengxubevange kanye nensimbi yokusansimbi (insimbi ebunjiwe) izinto eziyinhlanganisela, insimbi yokusansimbi. izinto zokwakha zisetshenziswa kabanzi.Izinto zensimbi ezisansimbi zinomjikelezo omude wokukhiqiza, ukungaphatheki kahle kwe-thermal futhi kulula ukukhiqiza imifantu eshisayo nokunye ukusilela, ngakho-ke izinto ezihlanganisiwe zekhabhoni nekhabhoni ye-ceramic ukuze kuthuthukiswe izinto zamabhuleki.
Ngenxa yezindleko eziphakeme zezinto eziyinhlanganisela ye-carbon-carbon, ikakhulukazi ezisetshenziselwa amabhuleki endiza, ngokuthuthukiswa kwezitimela ezihamba ngesivinini esiphezulu eminyakeni yamuva, ososayensi basekhaya nabangaphandle baqala ukuthuthukisa ukuthuthukiswa kwezitimela ezihamba ngesivinini esikhulu ze-carbon ceramic composite friction vice. , I-carbon Ceramic composite materials igxile emhlabeni wonke ekuthuthukisweni kwezinto zokungqubuzana, i-China nayo ibe sesiteji sokuqala, i-carbon ceramic brake discs esikhathini esizayo ukunciphisa izindleko zesikhala sikhulu, kulindeleke ukuthi ibe ukuthuthukiswa okuyinhloko kwamabhuleki. imikhiqizo Kulindeleke ukuthi kube inkomba enkulu yokuthuthukiswa kwemikhiqizo yamabhuleki.
2. Izindleko zempahla eqondile yama-carbon ceramic brake discs ziphansi ngokuqhathaniswa, futhi kunesikhala esikhulu sokunciphisa izindleko kubuchwepheshe nesikali.
Ngo-2021, izindleko zethani elilodwa lemikhiqizo yochungechunge lwenkampani eshisayo zingu-370,000 yuan/ton, zehle ngo-20% zisuka ku-460,000 yuan/ton ngo-2017, kanti izindleko zokukhiqiza eziyithani elilodwa ziyizigidi eziyi-11.4 zamayuan ngo-2021, zehle ngo-53.8% 246,800 yuan ngo-2017, okuwukunciphisa okukhulu kwezindleko zobuchwepheshe.Ngo-2021, isilinganiso sezindleko zempahla eluhlaza singama-52%.Ngokunwetshwa kwesikali, ukuthuthukiswa kobuchwepheshe, ukuthuthukiswa kwezinga le-automation kanye nokwehla kwentengo ye-carbon fiber, kunesikhala esikhulu sokunciphisa izindleko zomkhiqizo.Intengo yamanje ye-carbon ceramic brake pad single piece ilinganiselwa ku-2500-3500 yuan, ngoba ngesigaba C nangaphezulu kwemakethe yezimoto zabagibeli, kulindeleke ukuthi ngo-2025 inani locezu olulodwa lwehle lifinyelele cishe ku-1000-1200 yuan, lizobe liphansi. ekilasini B nangaphezulu kwemakethe yezimoto zabagibeli.
Okwesine, amathemba embonini
1. Amadiski e-Carbon ceramic brake disc anesikhala esiningi sokushintshwa kwasekhaya
Ngenxa yobunzima benqubo, ubunzima bokukhiqiza, umjikelezo omude wokukhiqiza kanye neminye imingcele, amabhizinisi asekhaya angakhiqiza ama-carbon ceramic discs ambalwa kakhulu.Abahlinzeki abakhulu bamadiski e-carbon ceramic composite brake disc bahlanganisa i-Brembo (Italy), i-Surface Transforms Plc (UK), i-Fusionbrakes (USA), njll. Ambalwa amabhizinisi asekhaya afunde kahle ubuchwepheshe bokulungiselela ukusebenza okuphezulu kwamadiski e-carbon/tau composite brake, futhi lapho. kuyindawo enkulu yokushintshwa kwasekhaya.
Amakhasimende ayinhloko abakhiqizi be-carbon ceramic brake disc baphesheya kwezilwandle bangabakhiqizi bezimoto zezemidlalo ezisezingeni eliphezulu, futhi intengo yeyunithi yemikhiqizo iphakeme.Thatha inkampani yaphesheya i-Brembo njengesibonelo, intengo yomkhiqizo we-carbon ceramic disc eyodwa ingaphezu kuka-100,000 RMB, kuyilapho inani le-disc ye-carbon ceramic yasekhaya eyodwa imayelana ne-0.8-12,000 RMB, enokusebenza kwezindleko eziphakeme kakhulu.Ngokuthuthuka okuqhubekayo kwezobuchwepheshe kwamabhizinisi asekhaya kulo mkhakha, kanye nokuvela okuqhubekayo komkhuba wezimoto ezintsha zamandla "ezengeziwe, eziphakeme, ezihlakaniphile", izinga lokungena kwamadiski e-carbon ceramic ezimotweni zasekhaya zamandla amasha kulindeleke ukuthi liqhubeke nokukhula.
2. Amadiski e-Carbon ceramic brake discs ahlangabezana nokuthambekela kokukhanya kwezimoto
Ubufakazi bokuhlola bubonisa ukuthi ukwehla ngo-10% kwesisindo semoto kungakhuphula ukusebenza kahle kukaphethiloli ngo-6% - -8%;ngakho konke ukuncipha kwesisindo semoto ngo-100 kg, ukusetshenziswa kukaphethiloli kungancishiswa ngo-0.3 – -0.6 amalitha ngekhilomitha elingu-100, ngakho-ke ubuchwepheshe obungasindi buyisiqondiso esibalulekile sokuthuthukiswa kwezimoto ezizayo.
Yehlisa isisindo ngaphansi kwesistimu yokumiswa ngesigamu somzamo, i-carbon ceramic brake disc iyingxenye ebalulekile yokunciphisa isisindo.Njalo ukwehliswa kwe-1kg ngaphansi kwesistimu yokumiswa kuyalingana nokwehliswa kuka-5kg ngaphezu kwesistimu yokumiswa.Ipheya likasayizi ongu-380mm amadiski e-carbon ceramic acishe abe ngu-20kg alula kunamadiski ensimbi ampunga, okulingana nokunciphisa isisindo ngo-100kg ohlelweni lokumiswa kwemoto.Ngaphezu kwalokho, imoto yezemidlalo esezingeni eliphezulu yakwaToyota i-Lexus RCF idlule ku-CFRP material kanye nama-carbon ceramic brake discs ukuze kwehliswe isisindo sika-70kg ezicini eziningi, lapho u-22kg wawo enikezwa ama-carbon ceramic brake discs, ngakho-ke ama-carbon ceramic brake discs for the izingxenye ezibalulekile zokunciphisa isisindo semoto.
V. Indawo Yemakethe
Ukushintsha i-original powder metallurgy brake disc kuwumkhuba ongenakugwemeka wale mboni: okokuqala, intengo ye-carbon fiber izokwehla kancane kancane ukuze ishayele phansi izindleko eziqondile zomkhiqizo ngokwawo;okwesibili, ngokukhuphuka kwesilinganiso sokukhiqiza nokuthengisa, ukwenziwa kahle kwesixhumanisi senqubo, umnotho wesilinganiso uzokwehlisa izindleko ze-carbon ceramic brake disc;okwesithathu, ulwazi lokushayela oluphephile luzokhuthaza ukuthuthukiswa kwemikhiqizo embonini yezimoto.U-2023 kulindeleke ukuthi ube unyaka wokuqala wokuphromotha i-carbon ceramic brake disc.Unyaka wokuqala wokukhuthazwa kwe-brake disc, imakethe yasekhaya kulindeleke ukuthi ifinyelele kuma-yuan ayizigidi eziyizinkulungwane ezingu-7.8 ngo-2025, kanti usayizi wemakethe yasekhaya kulindeleke ukuthi udlule ama-yuan ayizigidi eziyizinkulungwane ezingu-20 ngo-2030.
Ngo-2025, usayizi wemakethe wama-brake discs we-powder metallurgy brake uzoba ama-yuan ayizigidi eziyizinkulungwane ezingama-90 ngokwenani lama-yuan ayi-1000 ngemoto eyodwa kanye nezimoto eziyizigidi ezingama-90 ezithengiswa emhlabeni wonke, futhi imakethe yasekhaya izobe isondele kumayuan ayizigidi eziyizinkulungwane ezingama-30.Ngokusheshisa kokufakwa kukagesi, izinga lokungena kwamadiski e-carbon ceramic brake cishe lizodlula lokho esikulindele.Lena imakethe entsha sha elingana nethrendi evamile yokuthuthukiswa kobuhlakani bukagesi futhi iyimpumelelo engu-0-1.Futhi ngokucatshangelwa kokuphepha kwezimoto, uma impumelelo izoba yindawo yokuthengisa yokuphepha kwezimoto, izinga lokuthuthukiswa lilindeleke ukuba lidlule okulindelekile, futhi imali engenayo yokuthengiswa kwemakethe yesikhathi esizayo izolindeleka ukuthi ifinyelele kuma-yuan ayizigidi eziyizinkulungwane ezingu-200-300.
Isikhathi sokuthumela: Dec-03-2022