Ho kenya hangatameralo e bapala karolo ea bohlokoa boenjiniere ba likoloi. Likarolo tsena haholots'ebetso ea enjine ea tšusumetso, ho sebetsa hantle ha mafura, le ho ntša mesi. Mmaraka oa likoloi oa moruo o hloka litharollo tse theko e boima le tse tšoarellang. Litlhahiso tsa meralo e mengata ea ho ja li ka fihlela litlhoko tsena tse ikhethang. Lisebelisoa tse tsoetseng pele le mekhoa ea tlhahiso li fana ka ts'ebetso e ntlafetseng le ho khoneha. Theindasteri ea likoloie itshetlehile hodima dintlafatso tse jwalo ho kganna kgolo le moshwelella.
Ho utloisisa mefuta e mengata ea ho ja
Melao-motheo ea Motheo
Mosebetsi le Sepheo
Mokhoa o mongata oa ho kenya o sebetsa e le karolo ea bohlokoa enjeneng e tukang e tukang ka hare. E aba motsoako oa mafura a moea ho silindara ka 'ngoe ka ho lekana. Kabo e nepahetseng e tiisa mollo o motle, o matlafatsang ts'ebetso ea enjene le katleho. Moqapi oa mefuta e mengata ea ho noae ama ka kotloloho moruo oa mafurale mesi, e e etsa ntho ea bohlokoa boenjiniere ba likoloi.
Tsoelo-pele ea Histori
Phetoho ea mekhoa e mengata ea ho ja e bontša tsoelo-pele ea theknoloji ea likoloi. Meetso ea peletšepe e entsoeng ka tšepe, e neng e fana ka nako e telele empa e eketsa boima ba 'mele. Thefetoha aluminiumtlisitse phokotso ea boima ba 'mele le ho fokotsa mocheso o ntlafalitsoeng. Mekhoa e mecha ea morao-rao e kenyelletsa lisebelisoa tsa polasetiki tse kopantsoeng, tse fanang ka ho boloka boima bo eketsehileng le ho feto-fetoha ha moralo. Lintlafatso tsena li lumelletse bahlahisi ho fihlela litlhoko tse thata tsa 'maraka oa likoloi tsa moruo.
Likarolo Tsa Sehlooho
Plenum
Plenum e sebetsa joalo ka polokelo bakeng sa motsoako oa mafura a moea pele o kena ho limathi. Plenum e entsoeng hantle e tiisa phepelo e tsitsitseng ea motsoako ho silindara ka 'ngoe. Ho lumellana hona ho bohlokoa bakeng sa ho boloka botsitso le ts'ebetso ea enjene. Meralo e tsoetseng pele hangata e kenyelletsa likarolo tsa ho ntlafatsa phallo ea moea ka har'a plenum.
Limathi
Limathi ke litsela tse tsamaisang motsoako oa mafura a moea ho tloha plenum ho ea ho li-cylinders. Bolelele le bophara ba limathi li susumetsa matla a enjene le litšobotsi tsa torque. Limathi tse khutšoane hangata li ntlafatsa ts'ebetso ea RPM e phahameng, ha limathi tse telele li ntlafatsa torque e tlase ea RPM. Baenjiniere ba sebelisacomputational fluid dynamics(CFD) ho ntlafatsa moralo oa semathi bakeng sa lits'ebetso tse ikhethang tsa enjine.
'Mele oa Throttle
'Mele oa throttle o laola boholo ba moea o kenang ka bongata. E bapala karolo ea bohlokoa ho laola lebelo la enjene le tlhahiso ea matla. Mekhatlo ea sejoale-joale ea throttle hangata e na le li-control tsa elektroniki bakeng sa taolo e nepahetseng ea phallo ea moea. Ho nepahala hona ho thusa ho sebetsa hantle ha mafura le ho fokotsa mesi.
Mefuta e mengata ea ho noa
Sefofane se le Mong
Mefuta e mengata ea lifofane e le 'ngoe e na le kamore e le' ngoe ea plenum e fepang limathi tsohle. Moralo ona o rata ts'ebetso ea RPM e phahameng, e etsa hore e lokele lits'ebetso tsa mabelo. Leha ho le joalo, mefuta e mengata ea lifofane e le 'ngoe e kanna ea se fane ka torque e tlase e hlokahalang bakeng sa ho khanna letsatsi le letsatsi likoloing tsa moruo.
Lifofane tse peli
Mefuta e mengata ea lifofane tse peli e na le likamore tse peli tse arohaneng tsa plenum, e 'ngoe le e' ngoe e fepa sehlopha sa limathi. Moqapi ona o leka-lekanya torque e tlaase le matla a RPM a phahameng, e leng se etsang hore e be se loketseng bakeng sa likoloi tse tsamaisoang seterateng. Mefuta e mengata ea lifofane tse peli e fana ka tharollo e fapaneng bakeng sa likoloi tsa moruo, e ntlafatsa ts'ebetso le ho khanna.
Mefuta e fapa-fapaneng ea ho Kena
Mefuta e fapa-fapaneng ea ho noa e fetola bolelele ba limathi ho latela lebelo la enjine. Ho ikamahanya le maemo ho lumella ts'ebetso e ntlafalitsoeng ho pholletsa le mefuta e mengata ea RPM. Ka lebelo le tlase, limathi tse telele li ntlafatsa torque, ha li matha ka lebelo le phahameng, limathi tse khutšoane li eketsa matla. Mefuta e fapa-fapaneng ea ho kenya e emela tharollo e rarahaneng bakeng sa ho ntlafatsa ts'ebetso le ts'ebetso ea enjene.
Meralo e Mecha 'Marakang oa Likoloi oa Moruo
Lisebelisoa tse bobebe
Lisebelisoa tsa Aluminium
Lisebelisoa tsa aluminium li fana ka tharollo e qobellang bakeng sa meralo e mengata e fapaneng. Lisebelisoa tsena li fana ka tekano pakeng tsa matla lephokotso ya boima. Thermal conductivity e phahameng ea Aluminium e ntlafatsa mocheso oa mocheso, o ntlafatsang ts'ebetso ea enjene. Baetsi ba rata lisebelisoa tsa aluminium bakeng sa ho tšoarella ha tsona le ho hanyetsa ho bola. Tšebeliso ea li-alloys tsa aluminium mefuteng e mengata ea lijo e thusa ho finyella katleho e ntle ea mafura le ho fokotsa mocheso.
Lisebelisoa tse Kopantsoeng
Lisebelisoa tse kopantsoeng, tse kang carbon fiber le polasetiki, liho fumana botumoka mekhoa e mengata e fapaneng. Lisebelisoa tsena li fana ka chelete e ngata ea ho boloka boima ba 'mele ha e bapisoa le litšepe tsa setso. Mefuta e mengata ea ho kenngoa ha polasetiki kee hlokang chelete e ngatalee thibelang ho bola. Li-composite tsa carbon fiber li fana ka matla a eketsehileng le ho fokotsa boima ba 'mele. Tšebeliso ea thepa e kopantsoeng e thusa ho ntlafatsa moruo oa mafura le ho fokotsa litšenyehelo tsa tlhahiso.
Mekhoa e tsoetseng pele ea tlhahiso
Khatiso ea 3D
Khatiso ea 3D e fetola tlhahiso ea mefuta e mengata ea ho ja. Mokhoa ona o lumella li-geometri tse rarahaneng tseo mekhoa ea setso e ke keng ea e finyella. Baenjiniere ba ka ntlafatsa litsela tsa moea le ho fokotsa litšila tsa thepa. Khatiso ea 3D e nolofalletsa prototyping e potlakileng, e potlakisang ts'ebetso ea nts'etsopele. Ho nepahala ha khatiso ea 3D ho netefatsa hore mefuta e mengata ea boleng bo holimo e nang le ts'ebetso e tsitsitseng.
Precision Casting
Precision casting e fana ka mokhoa o mong o tsoetseng pele oa ho hlahisa mefuta e mengata ea lijo. Mokhoa ona o fana ka ho nepahala ha dimensional tse ntle haholo le pheletso ea bokaholimo. Precision casting e lumella tšebeliso ea lisebelisoa tse fapaneng, ho kenyeletsoa aluminium le polasetiki e kopaneng. Mokhoa ona o fokotsa litšenyehelo tsa tlhahiso ha o ntse o boloka litekanyetso tsa boleng bo phahameng. Precision casting e netefatsa hore mefuta e mengata ea ho ja e fihlela litlhoko tse thata tsa 'maraka oa likoloi tsa moruo.
Lintlafatso tsa Aerodynamic
Computational Fluid Dynamics (CFD)
Computational Fluid Dynamics (CFD) e bapala karolo ea bohlokoa ho rala mekhoa e mengata e nepahetseng ea ho ja. Lipapiso tsa CFD li lumella baenjiniere ho sekaseka mekhoa ea phallo ea moea ka har'a mefuta e mengata. Tlhahlobo ena e thusa ho tseba libaka tsa moferefere le ho ntlafatsa moralo bakeng sa phallo e ntle ea moea. Phallo ea moea e ntlafetseng e ntlafatsa ts'ebetso ea enjene le ho sebetsa hantle ha mafura. CFD e netefatsa hore mefuta e mengata ea ho ja e fana ka ts'ebetso e nepahetseng tlasa maemo a fapaneng a ts'ebetso.
Teko ea Bench ea Phallo
Teko ea "Flow bench" e tlatselletsa lipapiso tsa CFD ka ho fana ka data e sebetsang. Baenjineri ba sebelisa libenche tsa phallo ho lekanya phallo ea moea ea 'nete ka bongata bo kenang. Teko ena e tiisa moralo mme e supa liphapang life kapa life ho tsoa ho lipapiso. Teko ea benche ea phallo e netefatsa hore mefuta e mengata ea lijo e sebetsa kamoo ho lebelletsoeng maemong a nnete a lefats'e. Motsoako oa CFD le tlhahlobo ea benche ea phallo e fella ka meralo e mengata e mengata e sebetsang hantle.
Likopo tse Sebetsang le Melemo
Lintlafatso tsa Tšebeliso ea Mafura
Lithuto Tsa Litaba
E nchafatsangho kenya meralo e mengatali lebisitse ntlafatsong e kholo ea tšebeliso ea mafura. Mohlala, phuputso e amang sehlopha sa likoloi tsa moruo tse nang le mefuta e mengata e bobebe ea aluminium e bonts'itseng keketseho ea 10% ea ts'ebetso ea mafura. Baenjineri ba sebelisitse Computational Fluid Dynamics (CFD) ho ntlafatsa phallo ea moea, ho fokotsa moferefere le ho ntlafatsa ts'ebetso ea ho tuka. Tšebeliso ea lisebelisoa tse tsoetseng pele joalo ka lipolasetiki tse kopaneng le tsona li kentse letsoho phokotsong ea boima ba 'mele, ho ntlafatsa moruo oa mafura le ho feta.
Mehlala ea 'Nete ea Lefatše
Lisebelisoa tsa 'nete tsa lefats'e li totobatsa melemo ea meralo e mengata e tsoetseng pele ea ho ja. Moetso o tsebahalang oa likoloi tsa moruo o kenyellelitse sistimi e fapaneng ea ho ja. Moralo ona o lumelletse enjene ho fetola bolelele ba semathi ho latela RPM, ho ntlafatsa ts'ebetso maemong a fapaneng a ho khanna. Bakhanni ba tlalehile lintlafatso tse hlokomelehang ts'ebetsong ea mafura nakong ea ho khanna teropong le tseleng e kholo. Motsoako oa lisebelisoa tse bobebe le lintlafatso tsa aerodynamic li phethile karolo ea bohlokoa ho fihlelleng liphetho tsena.
Lintlafatso tsa Ts'ebetso
Torque le Phaello ea Matla
Litlhahiso tse ngata tsa ho kenya li boetse li ntlafalitse ts'ebetso ea enjine. Meralo ea sejoale-joale e shebana le ho ntlafatsa phallo ea moea ho eketsa torque le tlhahiso ea matla. Ka mohlala, palo e phahameng ea ho kenngoa ha enjene ea Small Block Chevy V8 e bontšitse keketseho ea 15% ea matla a lipere. Baenjiniere ba ile ba sebelisa mekhoa e nepahetseng ea ho lahla ho etsa libaka tse ka hare tse boreleli, ho fokotsa ho hanyetsa moea. Phello e bile matlafatso e kholo ts'ebetsong ea enjene, ea etsa hore koloi e arabele le ho ba matla.
Liphokotso tsa Mosi
Ho fokotsa mesi e ntse e le sepheo sa bohlokoa boenjiniere ba likoloi. Meralo e mengata e tsoetseng pele ea ho ja e kenya letsoho ts'ebetsong e hloekileng ea enjine. Ka ho etsa bonnete ba kabo e nepahetseng ea motsoako oa mafura a moea, mefuta ena e mengata e thusa ho fihlela mollo o felletseng. Sena se fokotsa tlhahiso ea lintho tse silafatsang tse kotsi. Boithuto ba mohlala bo amanang le enjene ea GM LS1 e nang le sefofane se le seng sa EFI se kentsoeng bohareng ba sefofane se bontšitse phokotso ea 20% ea mesi. Taolo e nepahetseng ea phallo ea moea le motsoako oa mafura o phethile karolo ea bohlokoa katlehong ena.
Litšenyehelo
Litšenyehelo tsa Tlhahiso
Mekhoa ea ho etsa theko e tlase e bohlokoa bakeng sa 'maraka oa likoloi tsa moruo. Precision casting le khatiso ea 3D li fetotse tlhahiso ea mefuta e mengata ea lijo. Mekhoa ena e fana ka ho nepahala ho phahameng le ho fokotsa litšila tsa thepa. Baetsi ba ka hlahisa li-geometri tse rarahaneng ka litšenyehelo tse tlase. Mohlala, khatiso ea 3D e lumella prototyping e potlakileng, e potlakisa ts'ebetso ea nts'etsopele le ho fokotsa litšenyehelo ka kakaretso. Tšebeliso ea thepa e kopantsoeng e boetse e theola litšenyehelo tsa tlhahiso ha e ntse e boloka litekanyetso tsa boleng bo phahameng.
Theko ea 'Maraka
Litheko tse theko e tlaase li bohlokoa ho bareki 'marakeng oa likoloi tsa moruo. Litlhahiso tse entsoeng ka mekhoa e mengata e mengata li entse hore likarolo tse sebetsang hantle li fumanehe. Tšebeliso ea lisebelisoa tse bolokang chelete e ngata joalo ka polasetiki le alloys ea aluminium e fokolitse litšenyehelo tsa tlhahiso. Sena se lumella bahlahisi ho fana ka mefuta e mengata e tsoetseng pele ea ho ja ka litheko tsa tlholisano. Bareki ba rua molemo ts'ebetsong e ntlafetseng ea enjene le ho sebetsa hantle ha mafura ntle le keketseho e kholo ea litšenyehelo tsa koloi. Tekatekano lipakeng tsa ts'ebetso le bokhoni ba ho khona ho e reka e etsa hore ho amoheloe meralo e mengata e fapaneng ea ho ja.
Meralo e mengata ea mekhoa e mecha e bapala karolo ea bohlokoa hoho matlafatsa tshebetso ya enjenele ho sebetsa hantle ha mafura. Meralo ena e fana ka melemo e mengata bakeng sa 'maraka oa likoloi tsa moruo, ho kenyeletsoa moruo o ntlafalitsoeng oa mafura, ho eketseha ha matla a motlakase, le ho fokotsa likhase. Mekhoa ea nakong e tlang e bontša atlhokahalo e ntseng e hola ya boima bo bobebele mekhoa e mengata e kopanetsoeng, kopanyo ea mahlale a tsoetseng pele joalo ka litsamaiso tse fapaneng tsa ho ja, le ho fetohela ho likoloi tsa motlakase tse hlokang meralo e fapaneng. Ho amohela lintlafatso tsena ho tla tsamaisa kholo le botsitso indastering ea likoloi.
Nako ea poso: Jul-30-2024