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1、第1卷第4期汽車工程學報Vl01．1NO．42011年9月ChineseJournalofAutomotiveEngineeringSept．2011．——車用磁流變阻尼器流變學建模2與分析n張紅輝1,2余昭2徐海鵬2曹青2鄧兆祥渤(1．汽車噪聲振動和安全技術國家重點實驗室，重慶，400039；2．重慶大學光電工程學院，重慶，40003O)摘要：飽；,rq+，~u,一u-、+廠口術et阻尼器的重要特性，對于磁流變可控阻尼器而言尤其如此{耄。為了避免示功圖缺陷，本文提出了一種新的磁流變阻尼器設計方案，在阻尼器中設計了一個旁通通道，流變
2、學建呲模及分析表明，這可以緩解大電流激勵條件下由于流動阻塞而產(chǎn)生的示功圖缺陷。關鍵詞：磁流變阻尼器；流變學建模；汽車工程中圖分類號：u463．1文獻標志碼：ADOI：10．蠶．3969／j．issn．2095—1469．2011．04．Ol1m鵲nrheologicalDamperforAutomotiveEngineering哪ZhangH。nghui，YuZha。，XuHaipeng，Ca。Qing，D。ngZha。xiang州g4Abstract：Smoothdampingforceversusdisplacementisan
3、importantcharacteristicsofdampersfOrautomotive，anditISespeciallysignificantforthecontrollableMRdamper,Toavoidthedistortionsinthisview．a(chǎn)nove1designedMRdamperwithpass—bygapisproposedandrheologicallyanalyzed．Itiss～hownthatthepass～byp∞canundertaketheMRfluidflowwhenitisfull
4、yactivatedinlargecurrentexcitation．Consequently,theforcelagbroughtbyflowblockcanbelightenedoralleviated．Keywords：magneto—rheologicaldamper；rheologicalmodeling；automotiveengineerinAstheprogressofapparentviscositycontrollabletheMRdamperforsuspensionscannotbeadoptedinMagn
5、eto—rheological(MR)fluidfrom1980’S，large。scale，notonlyforthehighcost，whichcanbetheapplicationthatmostcatchoureyesistheloweredbytheproductionvolumeincrement，butalsoMagneride(TM)Semi—activesuspenSionforthetechnicalobstructsinMRfluidandthedevicesautomotives，whichiSselecte
6、dasoneofthe100"Bestusingit．ofWhatSNew”technicalachievementsof1999byTheMRdamperinliteratureinspiteof，POPULARSCIENCE．However，aftermanyyears，thecontrollabledampingforce，doesnotgettheReceiveddate：2Ol1—9．11Foundationitem：TheMOST”973”program(2010CB736104)；TheNaturalScienceFo
7、undationProjectofCQCSTC(CSTCJJA70005)；TheGraduateScienceInnovationFundofChongqingUniversity(CDJXS11120002)
