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158篇 您的检索式:作者名="Fakhfakh"
    题名 作者 年代 出处 被引量
1HYDRODYNAMIC AND ELASTOHYDRODYNAMIC STUDIES OF A CYLINDRICAL JOURNAL BEARING显示文摘In this article,the effect of the bearing elastic deformation on the performance characteristics of a cylindrical journal bearing is analyzed.The variety of simulation models covers hydrodynamic(HD) and elastohydrodynamic(EHD) lubrication theories.The Reynolds equations governing the flow in the clearance space of the journal bearing are obtained by considering the effect of mass transfer across the fluid film.The finite element method with an iteration scheme was employed to solve both the Reynolds equation and the three-dimensional elasticity equation representing the displacement field in the bearing shell.The converged solutions for the lubricant flow and elastic deformation vector are obtained.Dynamic characteristics of the journal bearing are computed for HD and EHD theories.Numerical simulation results show that the flexibility of bearing liner has a significant influence on the performance of a cylindrical journal bearing.Indeed,the elastic deformations of the bearing liner extend the pressure area in the bearing and increase the minimum film thickness.Although,dynamic coefficient,load capacity and attitude angle decrease.ATTIA HILI Molka BOUAZIZ Slim MAATAR Mohamed FAKHFAKH Tahar HADDAR Mohamed 2010Journal of Hydrodynamics2010,22,2:12
2Analytical modelling of spur gear tooth crack and influence on gearmesh stiffness显示文摘Fakher Chaari Tahar Fakhfakh Mohamed Haddar 2008European Journal of Mechanics / A Solids2008,,3:3
3Firms’ human capital, R&D and performance: a study on French and Swedish firms显示文摘Gérard Ballot Fathi Fakhfakh Erol Taymaz 2001Labour Economics2001,,4:2
4Novel highly regioselective syntheses of unsymmetrical 2, 3-disubstituted quinoxalines显示文摘Xu Hui Schmidt F Fakhfakh M A 2007Heterocycles2007,72,:1
5Firms' human capital, R&D and performance: A study on French and Swed- ish firms显示文摘Ballot G Fakhfakh F Taymaz E 2001Labour Economics2001,8,4:1
6Nonlinear dynamics of a two-stage gear system with mesh stiffness fluctuation,bearing flexibility and backlash显示文摘Lassad Walha Tahar Fakhfakh Mohamed Haddar 2009Mechanism and Machine Theory2009,,44:1
7Dynamic analysis of a planetary gear failure caused by tooth pitting and cracking显示文摘F. Chaari T. Fakhfakh M. Haddar 2006Journal of Failure Analysis and Prevention2006,,2:1
8Firms,human capital, R&D and performance : A study on French and Swed-ish firms 显示文摘Ballot G Fakhfakh F Taymaz E 2001Labour Economics2001,8,4:1
9Nonlinear dynamics of a two-stage gear system with mesh stiffness fluctuation,bearing flexibility and backlash显示文摘Walha L Fakhfakh T Haddar M 2009Mechanism and Machine Theory2009,44,5:1
10Purification and characterization of trypsin from the viscera of sardine ( Sardina pilchardus ) 显示文摘Bouggataf A Souissi N Fakhfakh N 2007Food Chem2007,102,1:1
11Finite ele- ments modeling of olive tree mechanical harvesting using different shakers 显示文摘Bentaher H Haddar M Fakhfakh T 2013Trees2013,27,15:1
12Nonlinear dy- namics of a two - stage gear system with mesh stiffness fluctuation, bearing flexibility and backlash显示文摘Lassaad Walha Tahar Fakhfakh Mohamed Haddar 2009Mechanism and Machine The- ory2009,44,5:1
13Effect of manufactur- ing and assembly defects on two-stage gear system vibration 显示文摘Fakhfakh T Walha L Jamel L 2006International Journal of Andvanced Manufacturing Tech- nology2006,29,9:1
14The Effects of Profit - sharing Schemes on Enterprise Performance in France 显示文摘Fathi Fakhfakh & Virginie Perotin 2000Economic Analysis2000,,2:1
15Firms' human capital,R&D and performance:a study on French and Swedish firms显示文摘BALLOT G FAKHFAKH F TAYMAZ E 2001Labour Economics2001,8,4:1
16Effects of sand addition on production of lightweight aggregates from Tunisian smectite-fich clayey rocks 显示文摘Fakhfakh E Hajjaji W Medhioub M 2007Applied Clay Science2007,35,34:1
17Firm's human capital, R&D and performance: A study on french and swedish firms显示文摘BALLOT G FAKHFAKH F TAYMAZ E 2001Labour Economics2001,8,:1
18Effect of manufacturing and assembly defects on two- stage gear systems vibration显示文摘Fakhfakh T Walha L Louati J 2006International Journal of Adanced Manfucturing Technology2006,29,:1
19Firms' human capital, R&D and performance: a study on French and Swedish firms显示文摘Gerard Ballot Fathi Fakhfakh Erol Taymaz Labour Economics 80,2001,:1
20Analytical modelling of spur gear tooth crack and influence on gear mesh stiffness显示文摘Chaari F Fakhfakh T Hadder M 2009European Journal of Mechanics A/Solids2009,28,3:1
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