... mechanical contact Poiseuille flow rough surfaces sealing materials seals (stoppers) surface roughness Table 3 Mean film thickness at the ML/HL transition Surface A B C D Dimensionless height ≈3.5 ≈3.25 ≈3.1 ≈3.45 Mean film thickness Leakage flow rate results...

... for Circumferentially-Grooved Liquid Seals ,” ASME J. Tribol. 0742-4787 , 118 ( 1 ), pp. 276 – 285 . 10.1115/1.2831296 damping elastic constants mechanical stability rings (structures) seals (stoppers) shock absorbers Squeeze film fluid inertia grooved oil seal force coefficients...

... Nondimensional Groups Pr Prandtl number Re Reynolds number Subscripts and Superscripts I , J node index l laminar t turbulent r mode index aerodynamics elasticity finite element analysis gas turbines Navier-Stokes equations seals...

... it reaches 55% for a stator with a roughness height of 5   μ m . 07 10 2008 15 04 2009 01 06 2009 Couette flow Poiseuille flow seals (stoppers) turbulence turbulence roughness rough flow hydrostatic seal mechanical face seal It is well-known...

.... 31 12 2008 10 04 2009 27 05 2009 elastodynamics elastomers fluid mechanics friction hydraulic systems hydrodynamics lubricants rods (structures) seals (stoppers) shear flow reciprocating seal rod seal hydraulic seal elastohydrodynamics The elastomeric...

... of the 15th Leeds–Lyon Symposium on Tribology , pp. 121 – 128 . 21 08 2008 23 11 2008 04 03 2009 deformation elastodynamics fluid mechanics hydraulic systems lubrication mechanical contact rods (structures) seals (stoppers) thermal analysis reciprocating seal rod...

... 06 2008 deformation elastomers fluid mechanics hydraulic systems mechanical contact seals (stoppers) reciprocating seal rod seal hydraulic seal elastohydrodynamics The reciprocating rod seal plays an important role in the operation of hydraulic actuators since it must...

... elastomers mechanical contact numerical analysis seals (stoppers) shafts temperature distribution thermoelasticity Young's modulus 07 03 2007 12 12 2007 08 04 2008 e-mail: dbonneau@iutang.univ-poitiers.fr e-mail: hajjam@iutang.univ-poitiers.fr e-mail: amaoui...

... ( 5 ) or high-pressure gas face seals operating in choked flow conditions ( 6 ). inertia effect turbulence hydrostatic seal mechanical face seal finite element method film flow finite element analysis hydrostatics laminar flow laminar to turbulent transitions lubricants seals...

... is determined. Again, the rotational speed is nil. 06 11 2006 30 03 2007 compressible flow confined flow elastodynamics film flow finite element analysis heat transfer hydrodynamics seals (stoppers) thermoelasticity mechanical gas face seals inertia effects choked flow...

... 12 03 2007 seals (stoppers) damping friction Navier-Stokes equations stators textured surface annular seal CFD analysis dynamic coefficients experimental test rig Annular seals are largely used in turbomachinery for the control of the leakage flow and their impact...

... structural orthotropy in the test rig. The residual damping ratio ( ζ ) is typical of steel structures 07 03 2006 08 02 2007 damping seals (stoppers) lubricants friction shock absorbers vibrations squeeze film damper force coefficients Squeeze film dampers...

... here to effectively isolate the land contributions. 03 05 2006 05 01 2007 laminar flow seals (stoppers) compressors 2007 American Society of Mechanical Engineers ...

.... , and Haber , S. , 2006 , “ The Validity of the Reynolds Equation in Modeling Hydrostatic Effects in Gas Lubricated Textured Parallel Surfaces ,” ASME J. Tribol. 0742-4787 10.1115/1.2148419 , 128 , pp. 345 – 350 . 04 08 2006 18 11 2006 seals (stoppers) surface texture laser...

... , “ Protecting Turbomachinery from Self Excited Rotor Whirl ,” ASME J. Eng. Power 0022-0825 , 87 ( 4 ), pp. 333 – 344 . rotors seals (stoppers) shock absorbers design engineering damping machine bearings damper seal force coefficients rotordynamics turbomachinery Annular gas...

.... ( 7 ). The authors would like to acknowledge Mark Kuzdzal, Joseph Tecza, and Thom Eldridge for their contributions and suggestions. Also, the authors want to thank Dresser-Rand Company for permission to publish this work. 02 05 2006 20 10 2006 seals (stoppers...

...) seals (stoppers) hydraulic systems elastomers deformation mechanical contact fluid mechanics iterative methods surface roughness finite element analysis friction lubrication reciprocating seal rod seal hydraulic seal elastohydrodynamics Serious research on reciprocating seals...

... ) Subscripts in at the seal inlet out at the seal exit 15 03 2006 18 09 2006 compressors computational fluid dynamics flow simulation sealing materials seals (stoppers) lubricating oils lubrication design engineering shafts machine bearings contamination seal...

... as full gas film conditions exist. 26 08 2005 05 07 2006 seals (stoppers) reduced order systems finite element analysis mechanical gas face seal proper orthogonal decomposition (POD) reduced-order modeling In mechanical gas face seal systems, the dynamic behavior...

..., we will discuss the failure mode of DLC coatings. 28 12 2004 03 07 2006 diamond-like carbon alumina ceramics sealing materials seals (stoppers) wear friction plasma deposition plasma immersion ion implantation scanning electron microscopy X-ray chemical analysis surface...