Journal ArticleDOI
A Thermohydrodynamic Analysis of the Self-Lubricating Bearings Applied in Gear Pumps Using Computational Fluid Dynamics Method
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This article is published in Journal of Tribology-transactions of The Asme.The article was published on 2018-01-01. It has received 12 citations till now. The article focuses on the topics: Gear pump & Fluid bearing.read more
Citations
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Journal ArticleDOI
Instantaneous in-Cylinder Volume Considering Deformation and Clearance due to Lubricating Film in Reciprocating Internal Combustion Engines
TL;DR: In this paper, a new methodology for predicting the real instantaneous in-cylinder volume in the combustion chamber of a reciprocating internal combustion engine is implemented, which takes into consideration the deformations due to pressure and inertial forces, via a deformation constant adjusted through ANSYS®, using a high-precision CAD model of a SOKAN SK-MDF300 engine.
Journal ArticleDOI
Investigations of the three-dimensional temperature field of journal bearings considering conjugate heat transfer and cavitation
TL;DR: In this paper, the authors investigated the three-dimensional temperature distribution of journal bearings and established a thermo-hydrodynamic lubrication model of a journal bearing based on the full 3D CFD method.
Journal ArticleDOI
A Review of Journal Bearing Thermal Effects on Rotordynamic Response
TL;DR: In this paper, an extensive survey of the thermal modeling methods and effects in journal bearings is presented, including various bearing types, and recent progress in thermal bearing design and thermal instability problems observed in fluid and gas film hydrodynamic bearings.
Journal ArticleDOI
Dynamic characteristics of water-lubricated journal bearings - Part 1: Full 3D transient hydrodynamic force models using structured mesh movement algorithm
TL;DR: The calculation results indicate that the structured mesh movement algorithm is suitable for the dynamic characteristics investigation of water-lubricated journal bearings and the comparative study shows that there is a considerable difference between the linear and nonlinear hydrodynamic forces of MGWJBs.
Journal ArticleDOI
An approach of simulating journal bearings-gear pump system including components’ cavitation
TL;DR: The proposed model allows the analysis of characteristics in pump-bearing system including pump internal flow, bearings lubrication and components’ cavitation, which had been applied in order to calculate the journal bearings-gear pump system used in an aero-engine.
References
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Journal ArticleDOI
Application of CFD Analysis for Rotating Machinery—Part I: Hydrodynamic, Hydrostatic Bearings and Squeeze Film Damper
TL;DR: In this paper, CFX-TASCflow is employed to simulate various fixed geometry fluid-film bearing and damper designs, including hydrodynamic, hydrostatic, and hybrid bearing designs.
Journal ArticleDOI
CFD model for turbocharger journal bearing performances
TL;DR: In this article, a 3D CFD model was proposed to compute power friction losses due to journal bearings in low-speed turbocharged engines, and compared with some sets of experiments carried out in the CNAM laboratory using a special turbocharger test rig equipped with a torque meter.
Journal ArticleDOI
A Thermohydrodynamic Analysis of Large Tilting-Pad Journal Bearing in Laminar and Turbulent Flow Regimes With Mixing
TL;DR: In this article, a thermohydrodynamic analysis of the 19 in. diameter tiltingpad journal bearing for steam turbine was performed in both laminar and turbulent flow regimes considering mixing inlet temperature.
Journal ArticleDOI
Elastodynamic analysis of a gear pump. Part I: Pressure distribution and gear eccentricity
TL;DR: In this article, a non-linear lumped kineto-elastodynamic model for the prediction of the dynamic behaviour of external gear pumps is presented, which takes into account the most important phenomena involved in the operation of this kind of machines.
Journal ArticleDOI
A new method for studying the 3D transient flow of misaligned journal bearings in flexible rotor-bearing systems
TL;DR: In this paper, the effects of journal misalignment on the transient flow of a finite grooved journal bearing are analyzed using a 3D computational fluid dynamics (CFD) analysis method.
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