本書(shū)以水平管稀相氣力輸送系統(tǒng)為研究對(duì)象，將自激振蕩流（由軟翅自由振蕩產(chǎn)生）應(yīng)用于氣力輸送系統(tǒng)加速區(qū)，結(jié)合流體動(dòng)力學(xué)、彈性力學(xué)和摩擦學(xué)相關(guān)理論，開(kāi)展基于自激振蕩的稀相低速氣力輸送粒子運(yùn)動(dòng)機(jī)理研究，進(jìn)而提出一種安全高效的節(jié)能方法，為氣力輸送行業(yè)提供理論基礎(chǔ)。本書(shū)針對(duì)科研院所的碩、博研究生，以及氣力輸送行業(yè)的企業(yè)研發(fā)部門(mén)。
江蘇科技大學(xué)講師，致力于研究數(shù)字化建模與優(yōu)化設(shè)計(jì)、數(shù)字化裝備與性能測(cè)試、數(shù)字化檢測(cè)與現(xiàn)場(chǎng)監(jiān)控，2015年發(fā)表《基于軟翅的水平管氣力輸送系統(tǒng)實(shí)驗(yàn)研究》，獲江蘇省青年自然科學(xué)基金資助項(xiàng)目。
1 Introduction
1．1 Pneumatic Conveying
1．1．1 Characteristics of pneumatic conveying
1．1．2 Application fields
1．1．3 System components
1．1．4 System requirements
1．1．5 Mode of pneumatic conveying
1．1．6 Basic pneumatic conveying systems
1．1．7 System selection considerations
1．1．8 Material property influences
1．1．9 Conveying capability
1．2 Review of Pneumatic Conveying
1．2． 1 Review on energy-saving techniques
1．2．2 Review on characteristics of particle motion
1．3 Background of this Book
1．4 The Purpose of this Book
2 Experimental Apparatus and Procedure
2．1 Experimental Apparatus
2．2 Conveying Materials
2．3 Soft Fins
3 A Horizontal Energy-Saving Pneumatic Conveying System with Horizontally Mounted Soft Fins
3．1 The Purpose of this Chapter
3．2 Frequency Features of Fin's Oscillation
3．3 Pressure Drop
3．3．1 Particles ofdp = 2．3 mm
3．3．2 Particles ofdp = 3．3 ram
3．4 Minimum Conveying Velocity
3．5 Power Consumption Coefficient
3．5．1 Particles ofdp =2．3 ram
3．5．2 Particles of dp= 3．3 mm
3．6 Particle Flow Pattern
3．7 Additional Pressure Drop Coefficient
3．7．1 Particles of dp =2．3 mm
3．7．2 Particles of dp = 3．3 mm
3．8 Summary
4 A Horizontal Energy-Saving Pneumatic Conveying System with Vertically Mounted Soft Fins
4．1 The Purpose of this Chapter
4．2 Frequency Features of Fin's Oscillation
4．3 Pressure Drop
4．3．1 Particles of dp = 2．3 mm
4．3．2 Particles of dp =3．3 mm
4．4 The Minimum Conveying Velocity
4．5 Power Consumption Coefficient
4．5．1 Particles of dp = 2．3 mm
4．5．2 Particles of dp = 3．3 mm
4．6 Particle Flow Pattern
4．7 Additional Pressure Drop Coefficient
4．7．1 Particles of dp =2．3 mm
4．7． 2 Particles of dp= 3．3 mm
4．8 Summary
5 Characteristics of Particle Motion in a Horizontal Pneumatic Conveying with Horizontally Mounted Soft Fins
5．1 High-Speed PIV Imaging Set-Up and Procedure
5．2 Measurement Method of Particle Concentration
5．3 Profiles of ParticLe Concentration
5．3．1 Particle concentration of the particles dp = 2．3 mm
5．3．2 Particle concentration of the particles dp = 3．3 mm
5．4 Profiles of Particle Velocity
5．4．1 Axial component of particle velocity
5．4．2 Vertical component of particle velocity
5．5 Particle Fluctuation Velocity
5．5．1 Spectral characteristics of particle fluctuating velocity
5．5．2 Auto-correlation coefficients of particle fluctuation velocity
5．5．3 Two-point fluctuation velocity correlation
5．5．4 Intensities of particle fluctuation velocity
5．5．5 Skewness factor of particle fluctuation velocity
5．5．6 Probability density function of particle fluctuation velocity
5．6 Summary
6 Characteristics of Particle Motion in a Horizontal Pneumatic Conveying with Vertically Mounted Soft Fins
6．1 Profiles of Particle Concentration
6．1．1 Particle concentration of the particles dp = 2． 3 mm
6．1．2 Particle concentration of the particles dp = 3．3 mm
6．2 Profiles of Time-Averaged Particle Velocity
6．2．1 Axial component of time-averaged particle velocity
6．2．2 Vertical component of time-averaged particle velocity
6．3 Particle Fluctuation Velocity
6．3．1 Spectral characteristics of particle fluctuating velocity
6．3．2 Auto-correlation coefficients of particle fluctuation velocity
6．3．3 Two-point fluctuation velocity correlation
6．3．4 Intensities of particle fluctuation velocity
6．4 Summary
7 Conclusions
References
Index
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