Mixed Lubrication in Hydrodynamic Bearings

This Series provides the necessary elements to the development and validation of numerical prediction models for hydrodynamic bearings. This book is dedicated to the mixed lubrication.

This Series provides the necessary elements to the development and validation of numerical prediction models for hydrodynamic bearings. This book is dedicated to the mixed lubrication.

Preface ixNomenclature xiChapter 1 Introduction 11.1 Lubrication regimes - Stribeck curve 11.2 Topography of rough surfaces 31.3 Bibliography 18Chapter 2 Computing the Hydrodynamic Pressure 192.1 Patir and Cheng stochastic model 202.2 Model based on a direct computation of the flow factors 342.3 Homogenization method 662.4 Comparison between the flow factors obtained with Patir and Cheng computation and homogenization models 872.5 Example of pressure profiles obtained from flow factors calculated with Patir and Cheng, direct computation and homogenization models 902.6 Comparison with deterministic computations 942.7 Bibliography 99Chapter 3 Computing the Contact Pressure 1033.1 Concept of sum surface 1043.2 Elastic contact model proposed by Greenwood and Williamson 1053.3 Elasto-plastic contact model proposed by Robbe-Valloire el al 1083.4 Elasto-plastic double-layer contact model proposed by Progri et al 1153.5 Model based discrete Fourier transformation 1193.6 Deterministic model based on finite elements 1243.7 Using the contact models 1283.8 Influence of the roughness deformation generated by the contact pressure on the flow factors 1493.9 Using the contact models in an industrial context 1513.10 Bibliography 153Chapter 4 Wear 1554.1 General concepts about wear 1564.2 Running-in 1634.3 Experimental determination of the Archard coefficient 1654.4 Numerical modeling of the wear 1684.5 Bibliography 182Index 183