轉(zhuǎn)子-風(fēng)機(jī)-軸承系統(tǒng)振動(dòng)特性仿真和測(cè)試-畢業(yè)設(shè)計(jì)

1、本科畢業(yè)論文本科畢業(yè)論文轉(zhuǎn)子轉(zhuǎn)子風(fēng)機(jī)風(fēng)機(jī)軸承系統(tǒng)振動(dòng)特性仿真和測(cè)試軸承系統(tǒng)振動(dòng)特性仿真和測(cè)試SimulationTestingonVibrationBehaviofRotFanBearingSystem注：此處是論文中英文題目，中文題目，不超過20個(gè)漢字，居中，字體：華文細(xì)黑，加黑，字號(hào)：二號(hào)，行距：多行距1.25，間距：段前、段后均為0行，取消網(wǎng)格對(duì)齊選項(xiàng)。英文題目，與中文題目對(duì)應(yīng)，居中，字體：TimesNewRoman，字號(hào)：三號(hào)，

2、加黑，行距：多倍行距1.25，間距：段前、段后均為0行，取消網(wǎng)格對(duì)齊選項(xiàng)。閱后刪除此文本框。閱后刪除此文本框。轉(zhuǎn)子風(fēng)機(jī)軸承系統(tǒng)振動(dòng)特性仿真和測(cè)試IISimulationTestingonVibrationBehaviofRotFanBearingSystemAbstractTheinstallationimprovementproblemanalysiswasactedonthetestrigofrotaerodynamicvibrat

3、ionbehaviwhichwasdesignedbyInstituteofturbomachineryfluidengineering.Thebasicfunctionsofthistestrigwereachieved.Testinganalysiswkareproposedwiththistestrig.Aerodynamicperfmancewastestedanalyzedresultshowstheperfmanceofth

4、efanisnotverygood.Whentherotstructurechangesthenumberlocationofthediskhavegreatimpactonvibrationsituationofrotsystemunbalanceresponsesofthetestedvibrationbefecriticalspeedwerelargewhenthenumberofdiskswasmediskswerecloser

5、totherotcentral.Theconvexitylocatedphaseofresidualbendingrotcanbefoundbyvibrationresponsetestingwithchangingtheunbalanceofphase.Theresidualbendingrotwassensitivetobalancethevibrationwasgetlargewhenaddingsmallunbalancemas

6、slocatedonconcaveofresidualbendingrotwhiletheunbalancemassgetlargerthevibrationsignificantlyreducedtherefethevibrationofresidualbendingrotisgreatercomplexthanthecommonrot.Thetraditionalinfluencecoefficientmethodisnotsuit