Results 31 to 40 of about 4,615 (244)

Turbulent flow interacting with flexible trawl net structure including simulation catch in flume tank

open access: yesScientific Reports, 2023
The interaction between fluid and the midwater trawl with stocked catches is extremely complex, but essential to improve the understanding of the drag force acting on the trawl, the behavior of the fishing structure during a trawling process, and to ...
Bruno Thierry Nyatchouba Nsangue   +4 more
doaj   +1 more source

Simulation on Unsteady Crosswind Forces of a Moving Train in a Three-Dimensional Stochastic Wind Field

open access: yesApplied Sciences, 2022
Unsteady aerodynamic forces are significantly critical to the safety and stability of trains traveling in high winds. This paper describes a study into unsteady crosswind forces of a moving train subjected to a three-dimensional stochastic wind field ...
Zhiyong Yao   +3 more
doaj   +1 more source

Mixed Convective MHD Micro-Polar Fluid Flow in a Porous Medium with Radiation Absorption [PDF]

open access: yesInternational Journal of Mathematical, Engineering and Management Sciences, 2019
An unsteady mixed convective flow of micro-polar fluid in a porous medium has been considered in presence of transverse magnetic field, Dufour effects and radiation. Effects of radiation absorption and heat source/sink are taken into account.
Debasish Dey
doaj   +1 more source

Cross‐Scale Hierarchical Targeted Delivery System Based on Small‐Scale Magnetic Robots

open access: yesAdvanced Robotics Research, EarlyView.
This article reviews a cross‐scale hierarchical targeted delivery system that integrates magnetic continuum robots and magnetic microrobots. By combining rapid long‐range navigation with precise microscale targeting, the system overcomes key limitations of single‐scale approaches.
Junjian Zhou   +4 more
wiley   +1 more source

Study on the Intelligent Modeling of the Blade Aerodynamic Force in Compressors Based on Machine Learning

open access: yesMathematics, 2021
In order to obtain the aerodynamic loads of the vibrating blades efficiently, the eXterme Gradient Boosting (XGBoost) algorithm in machine learning was adopted to establish a three-dimensional unsteady aerodynamic force reduction model.
Mingming Zhang, Shurong Hao, Anping Hou
doaj   +1 more source

Sustainable Fabrication of Tailored Bone Substitutes: From High‐Throughput Scaffold Manufacturing, Scaled‐Up HMSC Expansion to Dynamic Cultivation in a Perfusion Bioreactor

open access: yesAdvanced Science, EarlyView.
ABSTRACT The demand for off‐the‐shelf biocompatible bone substitutes has driven the development of numerous independent in vitro technologies to generate products resembling physiological tissues. Due to technical challenges and overly simplified cultivation approaches/niches, the end‐products are often uniformly shaped and inferior to native bone ...
Franziska Braun   +10 more
wiley   +1 more source

Unsteady Vortex Structures in the Wake behind Bluff Bodies

open access: yesJournal of Fluid Science and Technology, 2012
Unsteady vortex structure in the wake behind bluff body was experimentally investigated by wind tunnel experiment. A flexible rectangular plate, which was made of a soft polyurethane block, shows the sway motion and flow-induced vibration caused by fluid
Hitoshi ISHIKAWA   +2 more
doaj   +1 more source

Modeling the separation of water‐in‐oil emulsions in continuously fed gravity settlers using millifluidic experiments

open access: yesAIChE Journal, EarlyView.
Abstract Emulsion separation remains a persistent challenge in chemical and process industries due to the metastable nature of dispersed droplets. In gravity separators, the overall separation rate is governed by the formation of a densely packed zone (DPZ) of deforming and coalescing droplets that mediates between the dispersed and continuous phases ...
Andrei Zlobin   +8 more
wiley   +1 more source

Aerodynamic damping and amplitude response of piezoelectric fans in free and confined space

open access: yesEngineering Applications of Computational Fluid Mechanics, 2022
The main objective is to develop a predictive model to directly predict and describe the sensitivity of aerodynamic damping and amplitude response to the proximity of surrounding walls.
Na Li   +4 more
doaj   +1 more source

Experimental Investigation on Jet Vector Deflection Jumping Phenomenon of Coanda Effect Nozzle

open access: yesApplied Sciences, 2022
The Coanda effect nozzle is a fluid thrust vectoring technology that uses the Coanda effect to control jet vector deflection. The jumping phenomenon often occurs in the process of controlling jet vector deflection.
Shaoqing Chi, Yunsong Gu
doaj   +1 more source

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