弹性箔片动压气体止推轴承性能研究
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摘要
建立了刚性表面气体动压止推轴承模型,采用数值仿真计算的形式对不同结构参数、转速等对轴承性能的影响规律进行了研究。通过衡量工程加工难度及数值计算结果分析中气体轴承性能表现,设计加工了刚性表面轴承及弹性箔片轴承,并选用了新型弹性箔片材料,进行波箔、平箔的压制及热处理工艺。搭建了单侧气体动压止推轴承实验台,重点对轴承的承载力、起飞转速、摩擦力矩等进行监测与分析,明确了轴承启停过程。数值计算结果和实验研究结论对比验证,为弹性箔片气体动压止推轴承的工程应用提供了依据。
引文
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[5]Franck Balducchi,Romain Gauthier,Emelyne Renard.Experimental Analysis of the Start-Up Torque of a Mildly Loaded Foil Thrust Bearing[J].ASME July 2013 Vol.135/031702-1
[6]闫佳佳.弹性箔片动压气体止推轴承-转子系统动力学特性[D].哈尔滨:哈尔滨工业大学.2012年6月
[7]Abdelrasoul M.Gad,Shigehiko Kaneko,A New Structural Stiffness.Modelfor Bump-Type Foil Bearings:Application to Generation II Gas Lubricated Foil Thrust Bearing[J].ASME:Journal of Tribology.October 2014,Vol.136/041701-1-13.
[8]Rubio,D.,and San Andr_es,L.,Bump-Type Foil Bearing Structural Stiffness:Experiments and Predictions[J].ASME:Eng.Gas Turbine Power,2006,128:.653–660.
[9]Della Corte,C.,and Bruckner,R.J.,2010,Remaining Technical Challenges and Future Plans for Oil-Free Turbomachinery[J].Technical Report NASA/TM-2010-216762.
[10]Brian Dykas,Robert Bruckner,Christopher Della Corte,Brian Edmonds,Joseph Prahl.Design,Fabrication,and Performance of Foil Gas Thrust Bearings for Microturbomachinery Applications[J].ASME:Journal of Engineering for Gas Turbines and Power.Janul 2009,Vol.131/012301-1-8
[11]杨利花.可倾瓦与弹性箔片动压气体轴承的性能研究[D].西安:西安交通大学.2009年5月.
[12]林韶宁,李军等.新型弹性箔片动压气体止推轴承的实验研究[J].西安:西安交通大学.2005年7月.39(7):701-705.
[13]H.Heshmat.Advancements in the performance of aerodynamic foil journal bearings:high speed and load capability[J].ASME:Journal of tribology.April 1994.116:287-294
[14]Franck Balducchi,Mihai Arghir,Romain Gauthier.Experimental analysis of the dynamic characteristics of a foil thrust bearing[J].ASME:Journal of tribology.April 2015.137(021703):1-8
[15]Ryu,Keun.Bump-Type Foil Bearings and Flexure Pivot Tilting Pad Bearings for Oil-Free Automotive Turbochargers:Highlights in Rotordynamic Performance[J].Journal of Engineering for Gas Turbines and Power,April 2016.138(4).
[2]Hersey,M.D.:Theory and research in lubrication foundations for future developments[J].John Wiley 1966.
[3]O.R.Lang,W.Steinhilper.滑动轴承[M].机械工业出报社.1986;95-106.
[4]Blok H,Van Rossum JJ.The foil bearing-a new departure in hydrodynamic lubrication[J].ASME:Lubr.Eng,1953,9(6):316-320.
[5]Franck Balducchi,Romain Gauthier,Emelyne Renard.Experimental Analysis of the Start-Up Torque of a Mildly Loaded Foil Thrust Bearing[J].ASME July 2013 Vol.135/031702-1
[6]闫佳佳.弹性箔片动压气体止推轴承-转子系统动力学特性[D].哈尔滨:哈尔滨工业大学.2012年6月
[7]Abdelrasoul M.Gad,Shigehiko Kaneko,A New Structural Stiffness.Modelfor Bump-Type Foil Bearings:Application to Generation II Gas Lubricated Foil Thrust Bearing[J].ASME:Journal of Tribology.October 2014,Vol.136/041701-1-13.
[8]Rubio,D.,and San Andr_es,L.,Bump-Type Foil Bearing Structural Stiffness:Experiments and Predictions[J].ASME:Eng.Gas Turbine Power,2006,128:.653–660.
[9]Della Corte,C.,and Bruckner,R.J.,2010,Remaining Technical Challenges and Future Plans for Oil-Free Turbomachinery[J].Technical Report NASA/TM-2010-216762.
[10]Brian Dykas,Robert Bruckner,Christopher Della Corte,Brian Edmonds,Joseph Prahl.Design,Fabrication,and Performance of Foil Gas Thrust Bearings for Microturbomachinery Applications[J].ASME:Journal of Engineering for Gas Turbines and Power.Janul 2009,Vol.131/012301-1-8
[11]杨利花.可倾瓦与弹性箔片动压气体轴承的性能研究[D].西安:西安交通大学.2009年5月.
[12]林韶宁,李军等.新型弹性箔片动压气体止推轴承的实验研究[J].西安:西安交通大学.2005年7月.39(7):701-705.
[13]H.Heshmat.Advancements in the performance of aerodynamic foil journal bearings:high speed and load capability[J].ASME:Journal of tribology.April 1994.116:287-294
[14]Franck Balducchi,Mihai Arghir,Romain Gauthier.Experimental analysis of the dynamic characteristics of a foil thrust bearing[J].ASME:Journal of tribology.April 2015.137(021703):1-8
[15]Ryu,Keun.Bump-Type Foil Bearings and Flexure Pivot Tilting Pad Bearings for Oil-Free Automotive Turbochargers:Highlights in Rotordynamic Performance[J].Journal of Engineering for Gas Turbines and Power,April 2016.138(4).