Results 21 to 30 of about 292 (231)

Applicability Evidence of Constructal Design in Structural ‎Engineering: Case Study of Biaxial Elasto-Plastic Buckling of ‎Square Steel Plates with Elliptical Cutout [PDF]

open access: yesJournal of Applied and Computational Mechanics, 2021
The application of the Constructal Design method in Heat Transfer and Fluid Mechanics areas is an already consecrated approach to geometrically evaluate these flow engineering systems.
Thiago da Silveira   +6 more
doaj   +1 more source

Constructal Design of an Idealize Arterial Bypass Graft: Effect of ‎the Bypass Attachment Pointon Resistance to Flow‎ [PDF]

open access: yesJournal of Applied and Computational Mechanics, 2021
This paper aims to investigate, through the 3D numerical analysis of an idealized arterial bypass graft, the dependence of the resistance to flow on the bypass insertion point.
Andrea Natale Impiombato   +3 more
doaj   +1 more source

Modeling Fluid dynamics and Aerodynamics by Second Law and Bejan Number (Part 1 - Theory) [PDF]

open access: yesINCAS Bulletin, 2019
Two fundamental questions are still open about the complex relation between fluid dynamics and thermodynamics. Is it possible (and convenient) to describe fluid dynamic in terms of second law based thermodynamic equations?
Michele TRANCOSSI, Jose PASCOA
doaj   +1 more source

On the Svelteness as an Engineering Tool in Constructal Design: A Critical Review

open access: yesApplied Sciences, 2022
The application of Constructal theory to the flow design in engineering applications connects the channels’ architecture with their freedom to morph.
Miguel R. Clemente, Miguel R. O. Panão
doaj   +1 more source

How the thermal environment shapes the structure of termite mounds [PDF]

open access: yesRoyal Society Open Science, 2020
A computational model has been developed to predict the role of environment in the forms and functions of termite mounds. The proposed model considers the most relevant forces involved in the heat transfer process of termite mounds, while also reflecting
Tadeu Mendonca Fagundes   +2 more
doaj   +1 more source

Is the Evolution of Energy System Productive Structures Driven by a Physical Principle?

open access: yesFrontiers in Sustainability, 2021
The aim of the paper is to identify the consequence of the Constructal Principle in the field of Thermoeconomics of (energy) production systems. This Principle has been recently formulated as an extension of the Maximum Entropy Production Principle and ...
Mauro Reini, Melchiorre Casisi
doaj   +1 more source

Constructal Evaluation of Polynomial Meta-Models for Dynamic Thermal Absorptivity Forecasting for Mixed-Mode nZEB Heritage Building Applications

open access: yesEnergies, 2022
The intelligent and appropriate regulation of indoor temperatures within heritage buildings is crucial for achieving nearly Zero-Energy Building (nZEB) standards, since the technical improvement of the envelope and the overall shape of heritage buildings
Lazaros Mavromatidis
doaj   +1 more source

Constructal law & thermoeconomics [PDF]

open access: yesInternational Journal of Heat and Technology, 2016
In spite of evident differences, Constructal Theory and Thermoeconomics (in particular thermoeconomic optimization) have also some similarities. For instance, they both suggest the optimal allocation of two different types of losses: high permeability vs.
openaire   +3 more sources

First and second law analysis applied to building envelope: A theoretical approach on the potentiality of Bejan’s theory

open access: yesEnergy Reports, 2015
Especially in the last decade, efforts have been made in developing the sustainable building assessment tools, which are usually performed based on fundamentals of the First Law of Thermodynamics.
Cesare Biserni, Massimo Garai
doaj   +1 more source

The influence of convective exchanges on Coandã effect [PDF]

open access: yesINCAS Bulletin, 2019
Modeling Coandã effect has been a fundamental issue in fluid dynamic research in the XX century. It has lost some interest because of the improvement in CFD, even if it could be still important in the area of the preliminary design of aerodynamic devices
Michele TRANCOSSI, Jose PASCOA
doaj   +1 more source

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