Results 71 to 80 of about 18,035 (214)

Analysis of a Cylinder Size Effect on the Fluid Flow Profile Around the Cylinder with OpenFOAM

open access: yesJurnal Fisika Flux
Planning and analysis of infrastructure involving cylindrical shapes such as bridge platform pillars and offshore sea piping systems are needed to ensure user safety.
Kania Nugraha Putri, Rida SN Mahmudah
doaj   +1 more source

A Hybrid Physics‐Informed Computational Framework for Adaptive Microrobotic Navigation and Causal Structure Discovery in Simulated Non‐Newtonian Environments

open access: yesApplied Research, Volume 5, Issue 5, October 2026.
This study presents a hybrid AI framework that enables autonomous magnetic microrobots to navigate complex, non‐Newtonian tumor microenvironments. By integrating physics‐informed recurrent reinforcement learning with active persistent excitation, the system successfully infers hidden fluid rheology for precise targeted navigation and structural causal ...
Xinyuan Chen   +2 more
wiley   +1 more source

Rotating Flow Simulations with OpenFOAM

open access: yesInternational Journal of Aeronautical Science & Aerospace Research, 2015
Rotating flow problems have a wide range of applications in several technical fields, e.g. gas turbines, water turbines, wind turbines, aircraft engines, chemical engineering, process engineering, or medical devices. Computational fluid dynamics (CFD) has gain significant importance for the physical analysis and mechanical design of rotating flow ...
openaire   +2 more sources

Simulations of self-propelled anguilliform swimming using the immersed boundary method in OpenFOAM

open access: yesEngineering Applications of Computational Fluid Mechanics, 2019
This study extends the existing immersed boundary method (IBM) in the open source toolbox OpenFOAM for solving fluid-structure interactions involving the immersed structure with changeable shapes.
Hui Feng   +3 more
doaj   +1 more source

CALCULATION OF ROCKET NOSE FAIRING SHELLS AERODYNAMIC CHARACTERISTICS

open access: yesНаучный вестник МГТУ ГА, 2018
The aerodynamic characteristics of the detachable elements of transport systems are introduced, they allow to calculate the trajectories of these elements after their separation and determine the size of elements impact areas.
V. T. Kalugin   +2 more
doaj   +1 more source

A Critical Analysis of Optimization Algorithms for Cultural Heritage Conservation and Management

open access: yesEngineering Reports, Volume 8, Issue 10, October 2026.
Methodological framework and decision‐support roadmap for optimization algorithms in cultural heritage conservation and management. ABSTRACT Heritage buildings symbolize cultural identity, architectural character, and historical epitome of communities.
Eslam Mohammed Abdelkader   +6 more
wiley   +1 more source

Intrusive Polynomial Chaos for CFD Using OpenFOAM [PDF]

open access: yes, 2020
We present the formulation and implementation of a stochastic Computational Fluid Dynamics (CFD) solver based on the widely used finite volume library - OpenFOAM. The solver employs Generalized Polynomial Chaos (gPC) expansion to (a) quantify the uncertainties associated with the fluid flow simulations, and (b) study the non-linear propagation of these
Jigar Parekh, Roel Verstappen
openaire   +3 more sources

lcs4Foam : an OpenFOAM function object to compute Lagrangian coherent structures

open access: yes
To facilitate the understanding and to quantitatively assess the material transport in fluids, a modern characterisation method has emerged in fluid dynamics in the last decades that is based on dynamical systems theory.
Habes, Constantin   +3 more
core   +1 more source

Effect of Semi-elliptical Outer Blade-surface on the Savonius Hydrokinetic Turbine Performance: A Numerical Investigation [PDF]

open access: yesJournal of Applied Fluid Mechanics
The Savonius hydrokinetic turbine (SHT) is widely used for generating electricity from running water. However, most optimization work has been carried out on conventional blades with similar concave and convex profiles.
G. V. Babu, D. K. Patel
doaj   +1 more source

A State‐of‐the‐Art Study of Vortex‐Excited Vibration Problems in Large‐Span Flat Steel Box Girder Bridges

open access: yesEngineering Reports, Volume 8, Issue 10, October 2026.
The paper consists of four parts. Specially, the first part analyzes the wind challenges of large‐span bridges, including the formation mechanism of wind‐induced vibration disaster of large‐span bridges and typical cases, as well as the limitations of the current wind design codes. The second part reviews the analysis models and experimental techniques
Sai Gong   +4 more
wiley   +1 more source

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