Fluid film lubrication:
Gespeichert in:
| 1. Verfasser: | |
|---|---|
| Format: | Buch |
| Sprache: | English |
| Veröffentlicht: |
Cambridge [u.a.]
Cambridge Univ. Press
2011
|
| Ausgabe: | 2. ed. |
| Schlagworte: | |
| Online-Zugang: | Cover Inhaltsverzeichnis |
| Beschreibung: | XV, 547 S. Ill., graph. Darst. |
| ISBN: | 9780521898232 |
Internformat
MARC
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| 245 | 1 | 0 | |a Fluid film lubrication |c Andras Z. Szeri |
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| 264 | 1 | |a Cambridge [u.a.] |b Cambridge Univ. Press |c 2011 | |
| 300 | |a XV, 547 S. |b Ill., graph. Darst. | ||
| 336 | |b txt |2 rdacontent | ||
| 337 | |b n |2 rdamedia | ||
| 338 | |b nc |2 rdacarrier | ||
| 650 | 4 | |a fluid-film bearings | |
| 650 | 0 | 7 | |a Flüssigkeitsschmierung |0 (DE-588)4381049-4 |2 gnd |9 rswk-swf |
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| 999 | |a oai:aleph.bib-bvb.de:BVB01-020886561 | ||
Datensatz im Suchindex
| _version_ | 1804143699050889216 |
|---|---|
| adam_text | Titel: Fluid film lubrication
Autor: Szeri, Andras Z
Jahr: 2011
Contents
Preface to the Second Edition page xiii
Preface to the First Edition xv
1 Introduction 1
1.1 Historical Background 1
1.2 Tribological Surfaces 2
1.3 Friction 7
Laws of Friction 9
Asperity Contact 12
Adhesion Theory of Friction 16
Junction Growth 17
Ploughing 19
Friction of Metals 20
Friction of Polymers 21
Friction of Ceramics 21
Thermal Effects of Friction 21
1.4 Wear 22
Sliding Wear 22
Abrasive Wear 28
1.5 Effect of Lubrication 29
Thick-film Lubrication 30
Mixed Lubrication 30
Boundary Lubrication 31
Solid Lubrication 31
1.6 Fluid Film Bearings 32
Hydrostatic Bearings 33
Hydrodynamic Bearings 35
Elastohydrodynamic Lubrication 37
1.7 Bearing Selection 37
Rubbing Bearings 38
Rolling-Element Bearings 38
Fluid Film Bearings 38
1.8 Nomenclature 50
1.9 References 50
2 Basic Equations 54
2.1 Fluid Mechanics 54
Kinematics 55
vn
viii Contents
Velocity 57
Acceleration 57
The Transport Theorem 58
Equation of Continuity 59
Stress 60
Cauchy s Equations of Motion 63
Constitutive Equations 63
General Motion of a Fluid Particle 65
Objectivity 67
The Navier-Stokes Equations 70
2.2 The Thin-Film Approximation 74
The Reynolds Equation 77
Practical Upper Bound for e 82
2.3 Nomenclature 86
2.4 References 87
3 Thick-Film Lubrication 88
3.1 Externally Pressurized Bearings 88
Pad Characteristics 89
Optimization 91
Operation with Flow Restrictors 94
3.2 Journal Bearings 96
Short-Bearing Theory 100
Boundary Conditions 105
Long-Bearing Theory 109
Sommerfeld Condition 110
Gtimbel Condition 112
Swift-Stieber Conditions 112
Finite Journal Bearings 115
Cavitation Algorithm 117
3.3 Thrust Bearings 122
Plane Slider 122
Sector Thrust Bearing 127
3.4 Effects of Surface Topography 129
Surface Roughness 129
Statistical Methods 130
Homogenization 133
Surface Texturing 137
3.5 Nomenclature 141
3.6 References 143
4 Dynamic Properties of Lubricant Films 147
4.1 Fixed Pad 149
Linearized Force Coefficients 149
Analytical Solutions 153
Coordinate Transformations 155
4.2 Stability of a Flexible Rotor 156
Contents ix
4.3 Pivoted-Pad Journal Bearings 159
Pad Assembly Method 162
Pad Perturbation Method 171
44 Pivoted-Pad Thrust Bearing 173
4.5 Nomenclature 181
4.6 References 183
5 Effects of Fluid Inertia 184
5.1 Temporal Inertia Limit, R£ - 0, Q* 1 185
5.2 Convective Inertia Limit, Q* - ¦ 0. R£ 1 185
Journal Bearings 186
Hydrostatic Bearings 199
5.3 Total Inertia Limit, tt*/R£ -* 1, Re 1 205
The Method of Small Perturbations 205
Squeeze Flow Between Parallel Plates 208
The Method of Averaged Inertia 213
5.4 Nomenclature 218
5.5 References 219
6 Flow Stability and Transition 222
6.1 Stability 223
Stability Criteria 223
Stability Analysis 225
Energy Stability 226
Linear Stability 227
Bifurcation Analysis 228
6.2 Flow between Concentric Cylinders 229
6.3 Flow between Eccentric Cylinders 232
Critical Reynolds Number 235
Local Iteration 238
6.4 Rotating Disk Flows 243
Linear Stability Analysis 244
6.5 Nomenclature 248
6.6 References 249
7 Turbulence 254
7.1 Equations of Turbulent Motion 254
7.2 Turbulence Models 259
7.3 Constantinescu s Model 264
7.4 Ng-Pan-Elrod Model 269
7.5 Bulk Flow Model of Hirs 274
7.6 Turbulence with Inertia Retained 279
Method of Averaged Inertia 279
7.7 Nomenclature 281
7.8 References 283
8 Elastohydrodynamic Lubrication 285
8.1 Rigid Cylinder Rolling on a Plane 285
Contents
8.2 Elastohydrodynamic Theory 288
8.3 Contact Mechanics 295
8.4 Nondimensional Groups 299
Lubrication Regimes 300
Film-Thickness Design Formulas 303
8.5 Analysis of the Line Contact Problem 304
Elastic Deformation 304
Problem Formulation 307
Numerical Considerations 309
8.6 Analysis of the Point Contact Problem 313
Relaxation 314
The Multigrid (MG) Method 317
Application to Linear Operators 317
The Intergrid Operators 320
Application to Nonlinear Operators 321
Problem Formulation 323
Multilevel Multi-Integration 329
8.7 Rolling-Contact Bearings 332
Bearing Types 333
Rolling Friction 337
Frictional Losses in Rolling Contact Bearings 338
Specific Dynamic Capacity and Life 339
Specific Static Capacity 342
Fatigue Wear Out 342
8.8 Minimum Film Thickness Calculations 342
Nominal Line Contact 342
Nominal Point Contact 344
8.9 Nomenclature 346
8.10 References 347
9 Thermal Effects 351
9.1 Effective Viscosity 351
9.2 Thermohydrodynamic Theory 357
The Energy Equation 357
The Pressure Equation 365
9.3 Journal Bearings 367
Bearing Temperature 367
The Role of Nondimensional Parameters 369
Friction Factor 371
Journal Locus and Dynamic Coefficients 372
Thermal Deformation 373
9.4 Thrust Bearings 376
The Pressure Equation 377
The Energy Equation 379
The Heat Conduction Equation 381
Pad Deformation 381
Contents xi
9.5 Nomenclature 385
9.6 References 386
10 Lubrication with Non-Newtonian Fluids 389
10.1 Hydrodynamic Lubrication 390
Summary of Previous Work 390
Lubrication with Power Law Fluid 391
Fluids of the Differential Type 393
Lubrication with a Third Grade Fluid 396
10.2 Elastohydrodynamic Lubrication 402
Constitutive Models 403
A Generalized non-Newtonian Reynolds Equation for EHL 406
10.3 Quantitative Elastohydrodynamic Lubrication (EHL) 411
10.4 The Piezoviscous Fluid 416
10.5 Lubrication with Emulsions 421
Fundamentals of Mixture Theory 422
Constitutive Model 424
Lubrication Approximation 426
Applications 427
10.6 Blood as Lubricant 431
The Rheology of Blood 433
Rheological Models 435
Blood Trauma Models 437
10.7 Nomenclature 440
10.8 References 442
11 Gas Lubrication 451
11.1 Reynolds Equation for Gas Lubricant 453
11.2 Self Acting Gas Bearings 455
Journal Bearings 457
Infinitely Long Step Slider 460
11.3 Nomenclature 464
11.4 References 464
12 Molecularly Thin Films 466
12.1 Gas Flow 467
Velocity Slip at the Boundary 468
Molecular Gas Lubrication 476
Direct Simulation Monte Carlo 480
12.2 Liquid Flow 483
Molecular Dynamics Simulation 483
Velocity Slip at Solid Boundary 484
Density Oscillation Near Solid Boundary 491
Interactive Force Between Closely Spaced Solid Surfaces 492
Van der Waals Forces 493
Double-Layer Forces 494
Solvation Forces 494
xii Contents
Response to Shear 501
Ultrathin Film Lubrication 504
12.3 Nomenclature 505
12.4 References 506
13 Biotribology 511
Lubrication of Articular Joints 511
13.1 Natural Joints 512
Properties of the Cartilage 512
Elastohydrodynamic Models 513
Boosted Lubrication 515
Weeping Lubrication 516
Biphasic Models 517
Boundary Lubrication 520
13.2 Artificial Joints 525
Types of Total Hip Replacement (THR) 525
Mathematical Modeling 527
Hard-on-Soft THR 530
Hard-on-Hard THR 533
13.3 Nomenclature 537
13.4 References 537
Index 543
|
| any_adam_object | 1 |
| author | Szeri, Andras Z. 1934- |
| author_GND | (DE-588)156765233 |
| author_facet | Szeri, Andras Z. 1934- |
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| building | Verbundindex |
| bvnumber | BV036971828 |
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| ctrlnum | (OCoLC)732194240 (DE-599)GBV638302900 |
| discipline | Maschinenbau / Maschinenwesen |
| edition | 2. ed. |
| format | Book |
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| id | DE-604.BV036971828 |
| illustrated | Illustrated |
| indexdate | 2024-07-09T22:51:48Z |
| institution | BVB |
| isbn | 9780521898232 |
| language | English |
| lccn | 2010046243 |
| oai_aleph_id | oai:aleph.bib-bvb.de:BVB01-020886561 |
| oclc_num | 732194240 |
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| owner | DE-634 DE-83 |
| owner_facet | DE-634 DE-83 |
| physical | XV, 547 S. Ill., graph. Darst. |
| publishDate | 2011 |
| publishDateSearch | 2011 |
| publishDateSort | 2011 |
| publisher | Cambridge Univ. Press |
| record_format | marc |
| spelling | Szeri, Andras Z. 1934- Verfasser (DE-588)156765233 aut Fluid film lubrication Andras Z. Szeri 2. ed. Cambridge [u.a.] Cambridge Univ. Press 2011 XV, 547 S. Ill., graph. Darst. txt rdacontent n rdamedia nc rdacarrier fluid-film bearings Flüssigkeitsschmierung (DE-588)4381049-4 gnd rswk-swf Flüssigkeitsschmierung (DE-588)4381049-4 s DE-604 http://assets.cambridge.org/97805218/98232/cover/9780521898232.jpg Cover HBZ Datenaustausch application/pdf http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=020886561&sequence=000002&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA Inhaltsverzeichnis |
| spellingShingle | Szeri, Andras Z. 1934- Fluid film lubrication fluid-film bearings Flüssigkeitsschmierung (DE-588)4381049-4 gnd |
| subject_GND | (DE-588)4381049-4 |
| title | Fluid film lubrication |
| title_auth | Fluid film lubrication |
| title_exact_search | Fluid film lubrication |
| title_full | Fluid film lubrication Andras Z. Szeri |
| title_fullStr | Fluid film lubrication Andras Z. Szeri |
| title_full_unstemmed | Fluid film lubrication Andras Z. Szeri |
| title_short | Fluid film lubrication |
| title_sort | fluid film lubrication |
| topic | fluid-film bearings Flüssigkeitsschmierung (DE-588)4381049-4 gnd |
| topic_facet | fluid-film bearings Flüssigkeitsschmierung |
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