图书介绍
高速平衡技术装备 英文版PDF|Epub|txt|kindle电子书版本网盘下载
- 王悦武，田社平，徐锡林等编著 著
- 出版社： 上海：上海交通大学出版社
- ISBN：9787313110770
- 出版时间：2014
- 标注页数：159页
- 文件大小：20MB
- 文件页数：177页
- 主题词：机械运动－平衡－英文
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图书目录
Chapter 1 Introduction1
1.1 A brief introduction to high-speed balancing technology1
1.2 Rotor and unbalance3
1.3 Expression of rotor unbalance9
1.4 Rigid and flexible rotors11
1.5 Mechanical balance of rotor13
Chapter 2 High-speed Balancing of Flexible Rotors15
2.1 Theoretical basis of high-speed balancing15
2.1.1 Introduction15
2.1.2 Balancing conditions of rigid rotors16
2.1.3 Principle of flexible rotor balancing18
2.1.4 Balancing conditions of flexible rotors23
2.2 Flexible rotor balancing25
2.2.1 Aims of flexible rotor balancing25
2.2.2 Flexible rotor mode shapes26
2.2.3 High-speed balancing of flexible rotors31
2.3 Modal balancing34
2.3.1 Computation of unbalance corrections34
2.3.2 Procedures for modal balancing35
2.4 Influence coefficient balancing37
2.5 Harmonic component balancing40
2.5.1 Procedures for harmonic component balancing40
2.5.2 Comparison between influence coefficient balancing and harmonic component balancing43
Chapter 3 Structural Analysis and Design of High-speed Balancing Machine45
3.1 Mechanical support45
3.2 Design of high-speed mechanical support49
3.2.1 Principle of mechanical support49
3.2.2 Design of complementary stiffness mechanism52
3.2.3 Design of axial stiffness and damping mechanism54
3.2.4 Dynamic stiffness calculation of the mechanical support55
3.2.5 Calculation of natural frequencies of mechanical support57
3.2.6 Brief summary59
3.3 Measurement of performance parameters of mechanical support60
3.3.1 Detection of complementary stiffness mechanism60
3.3.2 Measurement of natural frequencies of mechanical support61
3.3.3 Measurement of dynamic stiffness of mechanical support63
3.4 Finite element analysis of mechanical support65
3.4.1 Analysis of dynamic stiffness of mechanical support65
3.4.2 Modal analysis of mechanical support67
Chapter 4 Design of Electrical Measuring Unit of High-speed Balancing Machine71
4.1 Basic function and composition of high-speed balancing machine71
4.2 Sensor and Its selection74
4.2.1 Vibration Sensor74
4.2.2 Rotational speed sensor80
4.2.3 Basic selection principles of the sensors83
4.3 Circuit design83
4.3.1 Programmable gain amplifier84
4.3.2 Integration circuit88
4.3.3 Filter circuit91
4.3.4 A/D converter101
4.4 Software Design111
4.4.1 Basic functions of the software of the electrical measuring unit111
4.4.2 Some noteworthy points in software design113
4.5 Digital signal processing115
4.5.1 Estimation algorithm of sinusoidal signal amplitude and phase116
4.5.2 Digital filter design118
4.6 Calibration and test of electrical measuring unit127
4.6.1 Sensitivity calibration of mechanical support and sensor127
4.6.2 Inspection and evaluation of the electrical measuring unit128
4.6.3 Other projects test128
Chapter 5 High-speed Balancing and Overspeed Test Chamber129
5.1 Introduction129
5.2 Drive system130
5.2.1 Working mode of drive system130
5.2.2 Determination of power of drive motor131
5.2.3 Gearbox and intermediate shaft133
5.3 Explosion-proof vacuum cylindrical body135
5.4 Vacuum system137
5.5 Oil system139
5.5.1 Vacuum oil lubrication system139
5.5.2 Atmospheric oil lubrication system141
5.5.3 Complementary stiffness oil station142
5.5.4 Auxiliary oil station142
5.6 Safety emergency system143
5.7 The central control monitoring system143
5.8 Other auxiliary devices147
Appendix Ⅰ Technical Data Sheet of DG and HY-VG Series High-speed Balancing Machines149
Appendix Ⅱ Introduction to Shanghai Schiak Testing Machinery Co.,Ltd151
Index155
References157