Solid Transportation in Spiral Flow Pipeline for Underground Digging System

[目次]

  • ABSTRACT
  • Contents / p1
  • 1 Introduction / p1
  • 1.1 Synopsis / p1
  • 1.2 Origin of the present solid transportation problems / p2
  • 1.3 Previous investigation of solid transportation / p11
  • 1.4 Objective of the present solid transportation study / p14
  • 1.5 Structure of this paper / p15
  • 2 Pipe transportation test of solid particles / p17
  • 2.1 Synopsis / p17
  • 2.2 Experimental purpose and method / p18
  • 2.3 Experimental apparatus / p20
  • 2.4 Visualization of flow patterns / p25
  • 2.5 Measured pressure drop in the pipeline / p29
  • 2.6 Calculated pressure drop in the horizontal pipe / p31
  • 2.7 Conclusion / p34
  • 3 Transportation test with spiral air flow / p35
  • 3.1 Synopsis / p35
  • 3.2 Generation of a spiral air flow / p36
  • 3.3 Features of the spiral air fow / p38
  • 3.4 Transportation test with the spiral air flow in a pipeline / p42
  • 3.5 Visualized flow patterns / p45
  • 3.6 Pressure drop / p49
  • 3.7 System improvement by using the spiral nozzle / p53
  • 3.8 Conclusion / p55
  • 4 Experimental study on the mechanism of high-efficiency particle transportation in the spiral flow / p56
  • 4.1 Synopsis / p56
  • 4.2 Introduction / p57
  • 4.3 Current PIV techniques / p58
  • 4.4 Applications of PIV / p66
  • 4.5 PIV measurement of particle motion in the gas-solid spiral flow / p68
  • 4.6 Conclusion / p82
  • 5 Numerical study on particle-transportation mechanism in the spiral flow / p83
  • 5.1 Synopsis / p83
  • 5.2 Introduction of numerical methods / p84
  • 5.3 The numerical spiral-flow field / p85
  • 5.4 Governing equations for simulating single particle motion / p86
  • 5.5 Numerical results / p90
  • 5.6 Conclusion / p96
  • 6 Numerical study of the spiral flow phenomenon / p97
  • 6.1 Synopsis / p97
  • 6.2 A flow model for investigating the spiral flows / p98
  • 6.3 Spiral flows at low Reynolds numbers / p100
  • 6.4 Spiral flows at high Reynolds numbers / p113
  • 6.5 Conclusion / p128
  • 7 Summaries / p130
  • 8 References / p133
  • Acknowledgement / p144

「国立国会図書館デジタルコレクション」より

この本の情報

書名 Solid Transportation in Spiral Flow Pipeline for Underground Digging System
著作者等 宮崎 薫
書名別名 地下掘削土砂のスパイラルフローパイプ輸送に関する研究
刊行年月 2000
言語 英語
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