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Surface Roughness Effects in High-Speed Hydrodynamic Journal Bearings
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: This paper describes an applicability of modified Reynolds equation considering the combined effects of turbulence and surface roughness, which was derived by Hashimoto and Wada (1989), to ...
Effects of Foil Bending Rigidity on Spacing Height Characteristics of Hydrostatic Porous Foil Bearings for Web Handling Processes
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: In this paper, the effects of foil bending rigidity on the spacing height characteristics of hydrostatic foil bearings with a hollow porous shaft for web handling processes are analyzed by the ...
The Effects of Fluid Inertia Forces on the Static Characteristics of Sector-Shaped, High-Speed Thrust Bearings in Turbulent Flow Regime
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: This paper describes a study on the performance characteristics of sector-shaped, high-speed thrust bearings subjected to the effects of both turbulence and fluid inertia forces. The basic ...
Breakdown of Swirling Cavity Flow in a Circular Pipe
Publisher: The American Society of Mechanical Engineers (ASME)
Viscoelastic Squeeze Film Characteristics With Inertia Effects Between Two Parallel Circular Plates Under Sinusoidal Motion
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: In this paper, viscoelastic squeeze film characteristics subjected to fluid inertia effects are investigated theoretically in the case of parallel circular type squeeze films. In the development ...
Non-Newtonian Effects on the Static Characteristics of One-Dimensional Slider Bearings in the Inertial Flow Regime
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: In this paper, the non-Newtonian effects of lubricants on the static characteristics of one-dimensional, high-speed slider bearings are examined theoretically by considering the fluid inertia ...
Squeeze Film Characteristics Between Parallel Circular Plates Containing a Single Central Air Bubble in the Inertial Flow Regime
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: In this paper, the effects of an air bubble on the Newtonian squeeze film characteristics between two circular parallel plates with sinusoidal relative motion are theoretically investigated by ...
Theoretical Analysis of Externally Pressurized Porous Foil Bearings—Part I: In the Case of Smooth Surface Porous Shaft
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: In this paper, the theoretical analysis for the hybrid performance of externally pressurized foil bearings with a hollow porous shaft is described. In the analysis, in order to save computation ...
Progressive Waves on Swirling Cavity Flow in a Circular Pipe
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The behavior of progressive waves moving through a circular pipe containing a rotating flow of water with an axial cavity is studied both theoretically and experimentally. The theoretical solution ...
Thermohydrodynamic Analysis of High-Speed Journal Bearings With Surface Roughness
Publisher: The American Society of Mechanical Engineers (ASME)