All Stories

  1. Scaling Analysis of Pier-Scouring Processes

    Article • Journal of Engineering Mechanics, August 2016, American Society of Civil Engineers (ASCE)

    Dr Nian Sheng Cheng

  2. Comparison of Sediment-Pickup Rates over Plane Bed and Dunes

    Article • Journal of Hydraulic Engineering, July 2016, American Society of Civil Engineers (ASCE)

    Dr Nian Sheng Cheng

  3. Propeller Jet–Induced Suspended-Sediment Concentration

    Article • Journal of Hydraulic Engineering, April 2016, American Society of Civil Engineers (ASCE)

    Dr Nian Sheng Cheng

  4. Estimate of Sediment Pickup Rate with the Densimetric Froude Number

    Article • Journal of Hydraulic Engineering, March 2016, American Society of Civil Engineers (ASCE)

    Dr Nian Sheng Cheng

  5. Deviation of permeable coarse-grained boundary resistance from Nikuradse's observations

    Article • Water Resources Research, February 2016, American Geophysical Union (AGU)

    Dr Nian Sheng Cheng

  6. Representative Grain Size and Equivalent Roughness Height of a Sediment Bed

    Article • Journal of Hydraulic Engineering, January 2016, American Society of Civil Engineers (ASCE)

    Dr Nian Sheng Cheng

  7. Single-Layer Model for Average Flow Velocity with Submerged Rigid Cylinders

    Article • Journal of Hydraulic Engineering, October 2015, American Society of Civil Engineers (ASCE)

    Dr Nian Sheng Cheng

  8. Incompressible SPH simulation of open channel flow over smooth bed

    Article • Journal of Hydro-environment Research, September 2015, Elsevier

    Dr Nian Sheng Cheng

  9. Measurements of sediment pickup rate over dune-covered bed

    Article • Environmental Fluid Mechanics, May 2015, Springer Science + Business Media

    Dr Nian Sheng Cheng

  10. Erratum for “Scour Caused by a Propeller Jet” by Jian-Hao Hong, Yee-Meng Chiew, and Nian-Sheng Cheng

    Article • Journal of Hydraulic Engineering, May 2015, American Society of Civil Engineers (ASCE)

    Dr Nian Sheng Cheng

  11. Resistance Coefficients for Artificial and Natural Coarse-Bed Channels: Alternative Approach for Large-Scale Roughness

    Article • Journal of Hydraulic Engineering, February 2015, American Society of Civil Engineers (ASCE)

    Dr Nian Sheng Cheng

  12. Application of pseudo-fluid approximation to evaluation of flow velocity through gravel beds

    Article • Powder Technology, July 2014, Elsevier

    Dr Nian Sheng Cheng

  13. Experimental study of free-surface fluctuations in open-channel flow in the presence of periodic cylinder arrays

    Article • Journal of Hydraulic Research, June 2014, Taylor & Francis

    Dr Nian Sheng Cheng

  14. Average Velocity of Solitary Coarse Grain in Flows over Smooth and Rough Beds

    Article • Journal of Hydraulic Engineering, June 2014, American Society of Civil Engineers (ASCE)

    Dr Nian Sheng Cheng

  15. Slope Correction for Calculation of Bedload Sediment Transport Rates in Steep Channels

    Article • Journal of Hydraulic Engineering, June 2014, American Society of Civil Engineers (ASCE)

    Dr Nian Sheng Cheng

  16. Measurements of Fluctuation in Drag Acting on Rigid Cylinder Array in Open Channel Flow

    Article • Journal of Hydraulic Engineering, January 2014, American Society of Civil Engineers (ASCE)

    Dr Nian Sheng Cheng

  17. Scour Caused by a Propeller Jet

    Article • Journal of Hydraulic Engineering, September 2013, American Society of Civil Engineers (ASCE)

    Dr Nian Sheng Cheng

  18. Calculation of Drag Coefficient for Arrays of Emergent Circular Cylinders with Pseudofluid Model

    Article • Journal of Hydraulic Engineering, June 2013, American Society of Civil Engineers (ASCE)

    Dr Nian Sheng Cheng

  19. Flow Resistance in Smooth Rectangular Open Channels with Low Aspect Ratios

    Article • Journal of Hydraulic Engineering, September 2012, American Society of Civil Engineers (ASCE)

    Dr Nian Sheng Cheng

  20. A single-camera technique for simultaneous measurement of large solid particles transported in rapid shallow channel flows

    Article • Experiments in Fluids, August 2012, Springer Science + Business Media

    Dr Nian Sheng Cheng

  21. Scaling of Velocity Profiles for Depth-Limited Open Channel Flows over Simulated Rigid Vegetation

    Article • Journal of Hydraulic Engineering, August 2012, American Society of Civil Engineers (ASCE)

    Dr Nian Sheng Cheng

  22. Source term treatment of SWEs using surface gradient upwind method

    Article • Journal of Hydraulic Research, April 2012, Taylor & Francis

    Dr Nian Sheng Cheng

  23. Scaling law for velocity profiles of surface granular flows observed in rotating cylinders

    Article • Powder Technology, March 2012, Elsevier

    Dr Nian Sheng Cheng

  24. Closure to “Evaluation of Flow Resistance in Smooth Rectangular Open Channels with Modified Prandtl Friction Law” by Nian-Sheng Cheng, Hoai Thanh Nguyen, Kuifeng Zhao, and Xiaonan Tang

    Article • Journal of Hydraulic Engineering, March 2012, American Society of Civil Engineers (ASCE)

    Dr Nian Sheng Cheng

  25. Discussion of “Evaluation of Flow Resistance in Smooth Rectangular Open Channels with Modified Prandtl Friction Law” by Nian-Sheng Cheng, Hoai Thanh Nguyen, Kuifeng Zhao, and Xiaonan Tang

    Article • Journal of Hydraulic Engineering, March 2012, American Society of Civil Engineers (ASCE)

    Dr Nian Sheng Cheng

  26. Revisited Vanoni-Brooks sidewall correction

    Article • International Journal of Sediment Research, December 2011, Elsevier

    Dr Nian Sheng Cheng

  27. Application of Incomplete Self-Similarity Argument for Predicting Bed-Material Load Discharge

    Article • Journal of Hydraulic Engineering, September 2011, American Society of Civil Engineers (ASCE)

    Dr Nian Sheng Cheng

  28. Hydraulic Radius for Evaluating Resistance Induced by Simulated Emergent Vegetation in Open-Channel Flows

    Article • Journal of Hydraulic Engineering, September 2011, American Society of Civil Engineers (ASCE)

    Dr Nian Sheng Cheng

  29. Representative roughness height of submerged vegetation

    Article • Water Resources Research, August 2011, American Geophysical Union (AGU)

    Dr Nian Sheng Cheng

  30. Wall effect on pressure drop in packed beds

    Article • Powder Technology, July 2011, Elsevier

    Dr Nian Sheng Cheng

  31. Application of incomplete similarity theory for estimating maximum shear layer thickness of granular flows in rotating drums

    Article • Chemical Engineering Science, June 2011, Elsevier

    Dr Nian Sheng Cheng

  32. Evaluation of Flow Resistance in Smooth Rectangular Open Channels with Modified Prandtl Friction Law

    Article • Journal of Hydraulic Engineering, April 2011, American Society of Civil Engineers (ASCE)

    Dr Nian Sheng Cheng

  33. Experimental investigation of single particle settling in turbulence generated by oscillating grid

    Article • Chemical Engineering Journal, July 2009, Elsevier

    Dr Nian Sheng Cheng

  34. Comparison of formulas for drag coefficient and settling velocity of spherical particles

    Article • Powder Technology, February 2009, Elsevier

    Dr Nian Sheng Cheng

  35. Formulas for Friction Factor in Transitional Regimes

    Article • Journal of Hydraulic Engineering, September 2008, American Society of Civil Engineers (ASCE)

    Dr Nian Sheng Cheng

  36. Comparison of quadratic and power law for nonlinear flow through porous media

    Article • Experimental Thermal and Fluid Science, September 2008, Elsevier

    Dr Nian Sheng Cheng

  37. Comparison of Settling-Velocity-Based Formulas for Threshold of Sediment Motion

    Article • Journal of Hydraulic Engineering, August 2008, American Society of Civil Engineers (ASCE)

    Dr Nian Sheng Cheng

  38. Review of seepage effects on turbulent open-channel flow and sediment entrainment

    Article • Journal of Hydraulic Research, July 2008, Taylor & Francis

    Dr Nian Sheng Cheng

  39. Formula for the Viscosity of a Glycerol−Water Mixture

    Article • Industrial & Engineering Chemistry Research, May 2008, American Chemical Society (ACS)

    Dr Nian Sheng Cheng

  40. A simple relationship for crenulate-shaped bay in static equilibrium

    Article • Coastal Engineering, January 2008, Elsevier

    Dr Nian Sheng Cheng

  41. Power-law index for velocity profiles in open channel flows

    Article • Advances in Water Resources, August 2007, Elsevier

    Dr Nian Sheng Cheng

  42. Oscillating-grid turbulence and its applications: a review/ Turbulence de grille oscillante et ses applications: une revue

    Article • Journal of Hydraulic Research, January 2007, Taylor & Francis

    Dr Nian Sheng Cheng

  43. Time-mean structure of secondary flows in open channel with longitudinal bedforms

    Article • Advances in Water Resources, November 2006, Elsevier

    Dr Nian Sheng Cheng

  44. Influence of shear stress fluctuation on bed particle mobility

    Article • Physics of Fluids, September 2006, American Institute of Physics

    Dr Nian Sheng Cheng

  45. Comparisons of Sidewall Correction of Bed Shear Stress in Open-Channel Flows

    Article • Journal of Hydraulic Engineering, July 2005, American Society of Civil Engineers (ASCE)

    Dr Nian Sheng Cheng

  46. Secondary flows over artificial bed strips

    Article • Advances in Water Resources, May 2005, Elsevier

    Dr Nian Sheng Cheng

  47. Reynolds Stress in Open Channel Flow with Upward Seepage

    Article • Journal of Engineering Mechanics, April 2005, American Society of Civil Engineers (ASCE)

    Dr Nian Sheng Cheng

  48. Two-Phase Analysis of Vertical Sediment-Laden Jets

    Article • Journal of Engineering Mechanics, March 2005, American Society of Civil Engineers (ASCE)

    Dr Nian Sheng Cheng

  49. Analysis of bedload transport in laminar flows

    Article • Advances in Water Resources, September 2004, Elsevier

    Dr Nian Sheng Cheng

  50. Analysis of Velocity Lag in Sediment-Laden Open Channel Flows

    Article • Journal of Hydraulic Engineering, July 2004, American Society of Civil Engineers (ASCE)

    Dr Nian Sheng Cheng

  51. Closure to “Exponential Formula for Bedload Transport” by Nian-Sheng Cheng

    Article • Journal of Hydraulic Engineering, May 2004, American Society of Civil Engineers (ASCE)

    Dr Nian Sheng Cheng

  52. Discussion of “Exponential Formula for Bedload Transport” by Nian-Sheng Cheng

    Article • Journal of Hydraulic Engineering, May 2004, American Society of Civil Engineers (ASCE)

    Dr Nian Sheng Cheng

  53. Evaluation of bed load transport subject to high shear stress fluctuations

    Article • Water Resources Research, May 2004, American Geophysical Union (AGU)

    Dr Nian Sheng Cheng

  54. Settling Distance and Incipient Motion of Sandbags in Open Channel Flows

    Article • Journal of Waterway Port Coastal and Ocean Engineering, March 2004, American Society of Civil Engineers (ASCE)

    Dr Nian Sheng Cheng

  55. Two-phase modeling of suspended sediment distribution in open channel flows

    Article • Journal of Hydraulic Research, January 2004, Taylor & Francis

    Dr Nian Sheng Cheng

  56. Two-phase modeling of suspended sediment distribution in open channel flows/ Modélisation diphasique de la distribution de sédiments en suspension dans un écoulement à surface libre

    Article • Journal of Hydraulic Research, January 2004, Taylor & Francis

    Dr Nian Sheng Cheng

  57. Investigation of bed shear stresses subject to external turbulence

    Article • International Journal of Heat and Fluid Flow, December 2003, Elsevier

    Dr Nian Sheng Cheng

  58. Computation of transcritical steady flow over a curved bed with lateral contraction

    Article • Journal of Hydraulic Research, November 2003, Taylor & Francis

    Dr Nian Sheng Cheng

  59. A diffusive model for evaluating thickness of bedload layer

    Article • Advances in Water Resources, August 2003, Elsevier

    Dr Nian Sheng Cheng

  60. Application of Ergun Equation to Computation of Critical Shear Velocity Subject to Seepage

    Article • Journal of Irrigation and Drainage Engineering, August 2003, American Society of Civil Engineers (ASCE)

    Dr Nian Sheng Cheng

  61. Probability distribution of bed particle instability

    Article • Advances in Water Resources, April 2003, Elsevier

    Dr Nian Sheng Cheng

  62. Discussion of “Two-Phase Flow Analysis of Concentration Profiles” by Blair P. Greimann and Forrest M. Holly Jr.

    Article • Journal of Hydraulic Engineering, March 2003, American Society of Civil Engineers (ASCE)

    Dr Nian Sheng Cheng

  63. Exponential formula for computing effective viscosity

    Article • Powder Technology, January 2003, Elsevier

    Dr Nian Sheng Cheng

  64. Fluctuations of Turbulent Bed Shear Stress

    Article • Journal of Engineering Mechanics, January 2003, American Society of Civil Engineers (ASCE)

    Dr Nian Sheng Cheng

  65. Exponential Formula for Bedload Transport

    Article • Journal of Hydraulic Engineering, October 2002, American Society of Civil Engineers (ASCE)

    Dr Nian Sheng Cheng

  66. Discussion of “The Fall‐Velocity Equation” by Nian‐Sheng Cheng

    Article • Journal of Waterway Port Coastal and Ocean Engineering, August 2001, American Society of Civil Engineers (ASCE)

    Dr Nian Sheng Cheng

  67. A Fall-Velocity Equation

    Article • Journal of Waterway Port Coastal and Ocean Engineering, August 2001, American Society of Civil Engineers (ASCE)

    Dr Nian Sheng Cheng

  68. Measurements of Turbulence Generated by Oscillating Grid

    Article • Journal of Hydraulic Engineering, March 2001, American Society of Civil Engineers (ASCE)

    Dr Nian Sheng Cheng

  69. Oil Transport in Surf Zone

    Article • Journal of Hydraulic Engineering, November 2000, American Society of Civil Engineers (ASCE)

    Dr Nian Sheng Cheng

  70. Incipient sediment motion with upward seepage

    Article • Journal of Hydraulic Research, September 1999, Taylor & Francis

    Dr Nian Sheng Cheng

  71. Discussion and Closure: Prediction of Live-Bed Scour at Bridge Abutments

    Article • Journal of Hydraulic Engineering, September 1999, American Society of Civil Engineers (ASCE)

    Dr Nian Sheng Cheng

  72. Analysis of Initiation of Sediment Suspension from Bed Load

    Article • Journal of Hydraulic Engineering, August 1999, American Society of Civil Engineers (ASCE)

    Dr Nian Sheng Cheng

  73. Discussions and Closure: Pickup Probability for Sediment Entrainment

    Article • Journal of Hydraulic Engineering, July 1999, American Society of Civil Engineers (ASCE)

    Dr Nian Sheng Cheng

  74. Closure to “Effect of Concentration on Settling Velocity of Sediment Particles” by Nian-Sheng Cheng

    Article • Journal of Hydraulic Engineering, March 1999, American Society of Civil Engineers (ASCE)

    Dr Nian Sheng Cheng

  75. Discussion of “Effect of Concentration on Settling Velocity of Sediment Particles” by Nian-Sheng Cheng

    Article • Journal of Hydraulic Engineering, March 1999, American Society of Civil Engineers (ASCE)

    Dr Nian Sheng Cheng

  76. Closure to “Prediction of Live-Bed Scour at Bridge Abutments” by Siow-Yong Lim and Nian-Sheng Cheng

    Article • Journal of Hydraulic Engineering, January 1999, American Society of Civil Engineers (ASCE)

    Dr Nian Sheng Cheng

  77. Pickup Probability for Sediment Entrainment

    Article • Journal of Hydraulic Engineering, January 1999, American Society of Civil Engineers (ASCE)

    Dr Nian Sheng Cheng

  78. Modified Logarithmic Law for Velocity Distribution Subjected to Upward Seepage

    Article • Journal of Hydraulic Engineering, December 1998, American Society of Civil Engineers (ASCE)

    Dr Nian Sheng Cheng

  79. Scouring in Long Contractions

    Article • Journal of Irrigation and Drainage Engineering, September 1998, American Society of Civil Engineers (ASCE)

    Dr Nian Sheng Cheng

  80. Prediction of Live-Bed Scour at Bridge Abutments

    Article • Journal of Hydraulic Engineering, June 1998, American Society of Civil Engineers (ASCE)

    Dr Nian Sheng Cheng

  81. Discussions and Closure: Simplified Settling Velocity Formula for Sediment Particle

    Article • Journal of Hydraulic Engineering, June 1998, American Society of Civil Engineers (ASCE)

    Dr Nian Sheng Cheng

  82. Turbulent open-channel flow with upward seepage

    Article • Journal of Hydraulic Research, May 1998, Taylor & Francis

    Dr Nian Sheng Cheng

  83. Pickup Probability for Sediment Entrainment

    Article • Journal of Hydraulic Engineering, February 1998, American Society of Civil Engineers (ASCE)

    Dr Nian Sheng Cheng

  84. Closure to “Simplified Settling Velocity Formula for Sediment Particle” by Nian-Sheng Cheng

    Article • Journal of Hydraulic Engineering, January 1998, American Society of Civil Engineers (ASCE)

    Dr Nian Sheng Cheng

  85. Effect of Concentration on Settling Velocity of Sediment Particles

    Article • Journal of Hydraulic Engineering, August 1997, American Society of Civil Engineers (ASCE)

    Dr Nian Sheng Cheng

  86. Simplified Settling Velocity Formula for Sediment Particle

    Article • Journal of Hydraulic Engineering, February 1997, American Society of Civil Engineers (ASCE)

    Dr Nian Sheng Cheng