Search
CSV
RISA Modified Turbulence Model for Low Reynolds Numbers: Application to Hydrostatic Seals
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: A modification of the Elrod and Ng turbulence model is presented. The order of magnitude of the Reynolds number in thin lubricant films varies between 102 and 105. For Reynolds numbers higher ...
Study of Hydrostatic Mechanical Face Seals Operating in a Turbulent Rough Flow Regime
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The aim of this paper is to present a turbulence model that allows turbulent flows between smooth and/or rough walls to be dealt with. After analyzing available literature data, an improvement ...
Finite Element Solution of Inertia Influenced Flow in Thin Fluid Films
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The aim of this paper is to present a numerical model to compute laminar, turbulent, and transitional incompressible fluid flows in thin lubricant films where inertia effects cannot be neglected. ...
The Effect of Inertia on Radial Flows—Application to Hydrostatic Seals
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: A theoretical study of thin fluid film flows between rotating and stationary disks is presented. Inertia terms are included using an averaged method. It is assumed that inertia effects do not ...
Numerical Modelling of High Pressure Gas Face Seals
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: An axisymetric numerical model of face seals operating with compressible fluids at high pressure is presented. Inertia terms are included using an averaged method and thermal effects are considered. ...
A Deterministic Mixed Lubrication Model for Mechanical Seals
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Mechanical seals are commonly used in industrial applications. The main purpose of these components is to ensure the sealing of rotating shafts. Their optimal point of operation is obtained at ...
Influence of Fluid Flow Regime on Performances of Non-Contacting Liquid Face Seals
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Some non contacting mechanical face seals are running near the laminar boundary flow limit. A modification of operating conditions leads to a non laminar fluid flow in the seal interface while ...
Thermoelastohydrodynamic Behavior of Mechanical Gas Face Seals Operating at High Pressure
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: A numerical modeling of thermoelastohydrodynamic mechanical face seal behavior is presented. The model is an axisymmetric one and it is confined to high pressure compressible flow. It takes into ...
TEHD Lubrication of Mechanical Face Seals in Stable Tracking Mode: Part 2—Parametric Study
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: In this paper, the influence of the design and operating parameters on the TEHD behavior of Mechanical Face Seals (MFS), in steady dynamic tracking mode, is analyzed for two different types ...
TEHD Lubrication of Mechanical Face Seals in Stable Tracking Mode: Part 1—Numerical Model and Experiments
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: After a short presentation of state-of-the-art experimental studies on the thermal behavior of non-contacting face seals, the literature about numerical models for thermal effects is investigated. ...