Acoustic Emission in Friction

Front Cover......Page 1
Acoustic Emission in Friction......Page 4
Copyright Page......Page 5
Table of Contents......Page 6
Preface......Page 8
Introduction......Page 10
1.1. Friction processes......Page 14
1.2. Acoustic emission and its main characteristics......Page 23
1.3. Sources of acoustic emission in metals......Page 28
1.4. Sources of acoustic emission in friction of solids......Page 31
1.5. Informative content of characteristics of acoustic emission at friction......Page 33
References......Page 48
2.1. Distribution of pressure over microcontact spots......Page 50
2.2. Evaluation of changes in friction surface statistical characteristics and size distribution of fatigue wear particles......Page 62
2.3. Amplitude distribution and count rate of acoustic emission pulses......Page 79
2.4. Spectral density of acoustic emission......Page 84
2.5. Dynamic model for calculation of characteristics of acoustic emission at non-stationary friction regimes......Page 94
References......Page 107
3.1. Sources of noises in registration of acoustic emission and methods of noise control......Page 110
3.2. Transducers for registration of acoustic emission in friction......Page 113
3.3. Instrumentation for registration of acoustic emission in friction......Page 121
3.4. Equipment for studies of acoustic emission in friction......Page 131
3.5. Set-ups for studies of friction of nuclear-power engineering materials......Page 139
References......Page 145
4.1. Acoustic emission in running-in of friction surfaces......Page 148
4.2. Dependence of characteristics of acoustic emission on sliding velocity and load......Page 154
4.3. Acoustic emission in damage to lubricating films on friction surfaces......Page 166
4.4. Correlation between characteristics of acoustic emission and characteristics of damage of material surface layers in friction......Page 177
4.5. Acoustic-emission methods for condition monitoring of friction units......Page 186
References......Page 194
5.1. Effect of ionizing radiation on triboengineering behavior of materials......Page 196
5.2. Friction of materials of fuel and fuel element cladding of nuclear reactors......Page 200
5.3. Acoustic emission in friction of materials of circulation device bearing units of ball fuel elements of nuclear power plants with HTGCR......Page 210
5.4. Study of friction of sliding bearing materials of nuclear reactor main circulating pump......Page 219
References......Page 227
Subject index......Page 230