Results 51 to 60 of about 184,106 (366)

Hydrodynamics and vortex structure of undulating fins in stationary water [PDF]

open access: yes, 2019
The fishes swim with high efficiency and low noise, gives us important enlightenment on propulsor design. The Gymnarchus Niloticus Fish (GNF) swimming by a long undulating dorsal-fin generally cruises with high efficiency and extra-ordinal ...
Zhai, Shucheng   +4 more
core   +1 more source

A Simplified Laminar Flow Model for the Pultrusion of Glass Fiber/Polyethylene Terephthalate Commingled Yarns

open access: yesAdvanced Engineering Materials, EarlyView.
A simplified thermoplastic pultrusion model is developed to predict thermal fields in glass fiber/polyethylene terephthalate (GF/PET) composites with reduced computational cost. By combining effective material homogenization, validation against literature data, and Gaussian‐process‐based optimization, the study reveals how heating limits, pulling speed,
Elder Soares   +3 more
wiley   +1 more source

Smoothed particle hydrodynamics for nonlinear solid mechanics [PDF]

open access: yes, 2009
Includes abstract.Includes bibliographical references (leaves 115-117).Smooth Particle Hydrodynamics (SPH) is one of the simplest meshless methods currently in use.
Ismail, Ernesto Bram
core  

Application of Smooth Particle Hydrodynamics to Particular Flow Cases Solved by Saint-Venant Equations [PDF]

open access: yes, 2021
Smoothed particle hydrodynamics (SPH) is a Lagrangian mesh free particle method which has been developed and widely applied to different areas in engineering. Recently, the SPH method has also been used to solve the shallow water equations, resulting in (
Salman A. M. Fadl-Elmola   +2 more
core   +1 more source

Stereo Particle Image Velocimetry Measurement of the Flow around SUBOFF Submarine under Yaw Conditions

open access: yesJournal of Marine Science and Engineering
To gain a better understanding of the complex flow dynamics and stealth characteristics of submarines under maneuvering conditions, flow field experiments were conducted on the SUBOFF submarine model in the large low-speed wind tunnel at the China Ship ...
Mo Chen   +6 more
doaj   +1 more source

Multi-state luxury cruise ship seakeeping based on overlapping grids

open access: yesZhongguo Jianchuan Yanjiu, 2022
ObjectiveIn the design stage of a luxury cruise ship, in order to save costs, it is necessary to use the computational fluid dynamics (CFD) method to predict the seakeeping performance of the cruise ship under design.
Mu ZHANG, Jianhua WANG, Decheng WAN
doaj   +1 more source

Current Status and Challenges in Data Collection for Aerospace Coatings Deposited by Plasma Spraying

open access: yesAdvanced Engineering Materials, EarlyView.
An innovative approach has been integrated into the GRENAT project to optimize plasma spraying and coating performance. Raw materials are accelerated and melted in the plasma generated by torches, creating coatings. Monitoring sensors collect process data which are combined with ex situ characterization data.
Lila Randriamananjara   +8 more
wiley   +1 more source

Modelling of impact on a fuel tank using smoothed particle hydrodynamics [PDF]

open access: yes, 2005
This paper describes a modelling approach for the simulation of hypervelocity impact on fuel tanks using the Smoothed Particle Hydrodynamics (SPH) method.
De Vuyst, Tom   +3 more
core  

Three-Dimensional Smooth Particle Hydrodynamics Modelling of Liquid–Sediment Interaction at Coastline Region [PDF]

open access: yes, 2023
The three-dimensional liquid–sediment system of a coastline was investigated using experimental and numerical approaches. A scaled-down model of the coastline was numerically studied using smooth particle hydrodynamics (SPH).
Rilwan Kayode Apalowo   +5 more
core   +1 more source

Research progress on mechanism and numerical simulation methods of water-air-bubble mixed flow around marine structure

open access: yesZhongguo Jianchuan Yanjiu, 2022
Water-air-bubble mixed flow is a complex flow generated by the intense interaction between marine structures and surrounding fluids. It involves a large span of temporal and spatial scale, and has many influencing factors on its generation and evolution.
Xiaosong ZHANG, Kangjian HE, Decheng WAN
doaj   +1 more source

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