Fixed Lobe Journal Bearing

This module performs the fixed lobe dimensional and non-dimensional analyses and displays results in text and graphic forms. The bearing stiffness and damping coefficients calculated from dimensional analysis can be output as a bearing file to be readily used by DyRoBeSİ_Rotor. All the input and output data can be viewed from the Text Output option, while only the key output parameters are summarized in the Tabulated List and can be displayed in graphic forms.

Fixed Lobe Bearing Geometry

Parameters used to describe the bearing geometry are defined in this section.

Fixed Lobe Dimensional Analysis

The dimensional analysis includes Constant Viscosity analysis and Heat Balance analysis. For Constant Viscosity analysis, user must input a lubricant dynamic viscosity and no temperature rise will be calculated. For Heat Balance analysis, user must select a lubricant type and input the lubricant inlet temperature. The operating and maximum film temperatures will be calculated based on the heat balance method.

Fixed Lobe Non-Dimensional Analysis

The non-dimensional analysis is performed based on the given bearing eccentricity ratios.

See also Coordinate Systems, Tilting Pad Journal Bearing, Examples, and Nomenclature.

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