Elastohydrostatic simulation of thrust bearing Compensated with orifice restrictor operation with non-Newtonian lubricant
Saurabh Yadav,Nathi Ram,Satish C. Sharma +2 more
- Vol. 1240, Iss: 1, pp 012059
TLDR
In this article, the influence of elastohydrostaic lubrication on orifice compensated bearing has been shown, where the thrust pad has been modeled by using three-dimensional mesh and the lubrication domain has been modelled by using two dimensional mesh.Abstract:
In the present work influence of elastohydrostaic lubrication on orifice compensated bearing has been shown. The thrust pad has been modeled by using three-dimensional mesh and lubrication domain has been modeled by using two dimensional mesh. The analysis of Reynold equation is coupled with the analysis of solution of equilibrium equation of thrust pad domain. The Present results shows that elasticity of thrust pad results a significant decrement in the fluid film Elasticity and it results an increase in fluid film stiffness. In the present case Circular, Elliptical, square and rectangular shape of recess has been taken from the analysis.read more
References
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Stability and Damped Critical Speeds of a Flexible Rotor in Fluid-Film Bearings
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A Generalized Steady-State Reynolds Equation for Non-Newtonian Fluids, With Application to Journal Bearings
I. K. Dien,H. G. Elrod +1 more
TL;DR: In this paper, a forme legerement modifiee de l'equation de Reynolds is presented for un fonctionnement portant sur un certain domaine de L/D and des exposants rheologiques.
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Influences of the geometrical parameters of aerostatic thrust bearing with pocketed orifice -type restrictor on its performance
Yuntang Li,Han Ding +1 more
TL;DR: In this paper, the performance of an aerostatic thrust bearing with pocketed orifice-type restrictor was analyzed and the rational dimension of this kind of bearing was obtained by analyzing the influences of the bearing's geometrical parameters on its load carrying capacity (LCC), stiffness, mass flow rate (MFR) and the maximum gas velocity (MGV).
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Theoretical considerations of static and dynamic characteristics of air foil thrust bearing with tilt and slip flow
TL;DR: In this paper, the impact of the rarefaction gas coefficients perturbed about the thin air film thickness on the stiffness and damping of the bump foil under the condition of various bump parameters, the load carrying capacity and bearing torque at the tilting state, and the bearing performance for various bearing parameters were analyzed.
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Active hydrostatic bearing with magnetorheological fluid
J. Hesselbach,C. Abel-Keilhack +1 more
TL;DR: In this article, the authors present a completely different concept for bearings with magnetorheological fluids and show that the bearing gap varies with the payload, which is the main disadvantage of hydrodynamic bearings.
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