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RISExperimental Investigation on Sediment Erosion and Diffusion Characteristics During Coandă-Effect-Based Nodule Collection
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Small-scale experiments were designed and conducted to investigate the sediment erosion and diffusion characteristics during Coandă-effect-based polymetallic nodule collection under a viscous sediment bed. A protocol for ...
Electrokinetic Enhancement: Effect of Sample Stacking on Strengthening Heavy Metal Removal in Electrokinetic Remediation of Municipal Solid Waste Incineration Fly Ash
Publisher: American Society of Civil Engineers
Abstract: Municipal solid waste incineration (MSWI) fly ash is internationally categorized into a hazardous waste due to its high content of heavy metals (HMs) and dioxins. A traditional electrochemical platform was intrinsically ...
Time-Domain Simulation of Second-Order Diffracted Forces on Marine Structures in Multidirectional Irregular Seas
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: A new method for the accurate discrete technique of directional spectra is proposed for the simulation of the second-order incident potential of directional seas, and a second-order time-domain analysis program is developed ...
Scale Cooling—A Novel Fractal Cooling Structure for Turbine Vanes
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Additive manufacturing technology provides the possibility of more efficient turbine cooling structures. In this work, a novel structure for turbine air-cooled vane based on fractal structure, named scale cooling structure, ...
Motion and Mooring Load Responses of a Novel 12-MW Semi-Submersible Floating Wind Turbine: An Experimental Study
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Due to the complexity of the integrated Floating Wind Turbine (FWT) system, obtaining reliable results necessitates extensive experiments. This paper conducts a comprehensive study on the motion performance and mooring ...
Process Simulation and Mesoscopic Analysis of Rockfill Dam Compaction Using Discrete Element Method
Publisher: ASCE
Abstract: To investigate the mesoscopic mechanism of rockfill dam material compaction, the discrete element method is used to simulate the entire compaction process. An irregular aggregate model is first established using laser ...
Field-Enriched Finite-Element Method for Simulating Crack Propagation and Coalescence in Geomaterials
Publisher: ASCE
Abstract: A field-enriched finite-element method for simulating crack propagation and coalescence in geomaterials is proposed in this work. In the novel numerical method, the physical position of the crack is characterized by the ...
Probability Analysis of Wave Run-Ups and Air Gap Response of a Deepwater Semisubmersible Platform Using LH-Moments Estimation Method
Publisher: American Society of Civil Engineers
Abstract: The air gap response in harsh environments, a critical design issue for offshore platforms, is related to the wave run-ups attributable to wave-platform interactions and has the potential to result in serious wave impacts. ...
Dynamic Analysis of Three Alternative Mooring Systems for a Semi-Submersible Wind Turbine in Intermediate Water Depth
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Three forms of the mooring system in 60 m water depth are proposed for semi-submersible with partially inclined columns (SPIC) concept floating wind turbine (FWT). One is a simple form with only catenary lines, and the ...
Orbit Design and Optimization for Point Target Revisit in LEO-LEO Occultation
Publisher: American Society of Civil Engineers
Abstract: To realize atmospheric monitoring missions for carbon neutrality, this paper proposes an low earth orbit (LEO)-LEO occultation orbit design and optimization method for the user-specified point target revisit problem. First, ...