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Nonlinear Free‐Surface Flow in Oscillating Channel during Earthquakes
Publisher: American Society of Civil Engineers
Abstract: The nonlinear free‐surface flow in an infinitely long channel during earthquakes is analyzed by the boundary element method. The solution is obtained by a distribution of simple Rankine‐type singularities on the walls of ...
Estimation of Laboratory Wave Reflection by a Transfer Function Method
Publisher: American Society of Civil Engineers
Abstract: A theory of transfer function method for separating two-dimensional wave data obtained in laboratory experiments into incident and reflected waves is presented in this paper. Based on the linear wave assumption, specific ...
Wave Diffraction by a Vertical Cylinder with a Porous Ring Plate
Publisher: American Society of Civil Engineers
Abstract: Linearized potential wave theory is applied to investigate the phenomenon of wave diffraction by a vertical circular cylinder with a thin ring plate in water of finite depth. By means of the eigenfunction expansion method, ...
Particle Image Velocimetry System with Self-Organized Feature Map Algorithm
Publisher: American Society of Civil Engineers
Abstract: Self-organized feature map algorithm and the classical particle tracking technique have been adopted together to analyze the single-exposure double-frame particle images for flow measurement. Similar to the normal correlation ...
Interaction between Rotating Elliptic Cylinder and Fixed Circular Cylinder
Publisher: American Society of Civil Engineers
Abstract: The general planar motion of an elliptic cylinder through an inviscid and incompressible fluid in the vicinity of a fixed circular cylinder is investigated analytically. The velocity potential is derived by using the ...
Analytical Study of Porous Wave Absorber
Publisher: American Society of Civil Engineers
Abstract: Linear potential theory is applied to the analysis of wave reflection from a composite porous wave absorber that lies on a solid foundation with a seaward slope. By adopting the mathematical model of wave-induced flow in ...
Field Measurement of Ship Waves in Victoria Harbor
Publisher: American Society of Civil Engineers
Abstract: Field measurement of ship waves has been carried out in Victoria Harbor of Hong Kong. The wave data were collected at 18 monitoring stations by the underwater pressure/current instrument S4ADW and a floating wave rider ...
Analysis of Wave Scattering by Submerged Circular Disk
Publisher: American Society of Civil Engineers
Abstract: Wave scattering over a horizontally submerged circular disk is analyzed by the linear potential wave theory. By means of the method of separation of variables, harmonic expressions of the velocity potential in terms of ...
Wave Scattering by Submerged Porous Disk
Publisher: American Society of Civil Engineers
Abstract: Linearized potential wave theory is applied in the present paper to investigate the phenomenon of wave scattering by a submerged porous disk. By means of the eigenfunction expansion method, harmonic expressions of the ...
Wave Motion through Porous Structures
Publisher: American Society of Civil Engineers
Abstract: Linear potential theory is applied to the analysis of wave motion through a two‐layer porous structure. For special cases, the characteristics of waves in nondissipative, weakly, as well as strongly, dissipative media and ...