Amanqaku ophononongo kwishishini le-turbocharger

Amanqaku ophononongo kwishishini le-turbocharger

Umlinganiselo wokungcangcazela kwerotor ye-automotive turbocharger yaboniswa kwaye iziphumo eziguqukayo ezenzekayo zichaziwe.Ezona ndlela ziphambili zendalo ezichulumancisayo zerotor/i-bearing system yimowudi ye-gyroscopic conical phambili kunye nemowudi yokuguqulela phambili ye-gyroscopic, zombini iindlela zomzimba eziphantse zibe ngqongqo ngokugoba kancinane.Imilinganiselo ibonisa ukuba inkqubo ibonisa iifrikhwensi ezine eziphambili.I-frequency yokuqala ephambili yi-synchronous vibration (Synchronous) ngenxa yokungalingani kwe-rotor.I-frequency yesibini elawulayo iveliswa yi-oil whirl / i-whip yeefilimu zangaphakathi zolwelo, ezivuyisa imowudi ye-gyroscopic conical phambili.I-frequency yesithathu engundoqo nayo ibangelwa yi-oil whirl / i-whip yeefilimu zangaphakathi, ezivuyisa ngoku imowudi yokuguqulela phambili ye-gyroscopic.I-frequency yesine engundoqo iveliswa yi-oil whirl / i-whip yeefilimu zangaphandle zolwelo, ezivuyisa imowudi ye-conical phambili ye-gyroscopic.I-Superharmonics, i-subharmonics kunye ne-frequency edibeneyo-eyenziwe ngama-frequencies amane aphambili-ivelisa ezinye iifrikhwensi, ezinokubonwa kwi-frequency spectra.Impembelelo yeemeko ezahlukeneyo zokusebenza kwi-rotor vibrations ihlolwe.

Kuluhlu olubanzi lwesantya, i-dynamics ye-turbocharger rotors kwiibheringi ezijikelezayo ezigcweleyo zilawulwa yi-oil whirl / i-whip phenomena eyenzekayo kwiifilimu zangaphakathi kunye nangaphandle zolwelo lweebheringi ezidadayo.I-oil whirl / i-whip phenomena zi-vibrations ezizithandayo, ezibangelwa ukuhamba kwamanzi kwi-gap yokuthwala.

 

Isalathiso

L. San Andres, JC Rivadeneira, K. Gjika, C. Groves, G. LaRue, Isixhobo esibonakalayo sokubikezela impendulo ye-turbocharger engatshintshiyo: ukuqinisekiswa kwedatha yovavanyo, Iinkqubo ze-ASME Turbo Expo 2006, Amandla oMhlaba, uLwandle kunye nomoya , 08–11 May, Barcelona, ​​Spain, 2006.

L. San Andres, J. Kerth, Iimpembelelo ze-Thermal ekusebenzeni kweebheringi zeringi ezidadayo kwii-turbocharger, Iinkqubo zeZiko leeNjineli zobuNjineli Icandelo J: Ijenali yobuNjineli beTribology 218 (2004) 437-450.


Ixesha lokuposa: Apr-25-2022

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