Results 31 to 40 of about 5,975,057 (278)

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

Biomimetic and Constructal Design of Alveolus-Inspired Extended Surfaces for Heat Dispersion

open access: yesEnergies, 2022
Biomimetics is a school of design based on taking inspiration from nature to solve complex problems. This is done with the assumption that the natural world already has solutions to many engineering problems that have been refined through trial and error—
Aidan Robinson, Prodip K. Das
doaj   +1 more source

Accessing the Influence of Hess-Murray Law on Suspension Flow through Ramified Structures [PDF]

open access: yes, 2013
The present study focuses on fluid flow and particle transport in symmetric T-shaped structures formed by tubes with circular and square cross-section.
Miguel, A. F., Serrenho, Ana
core   +1 more source

Constructal vascularized structures

open access: yesOpen Engineering, 2015
Smart features such as self-healing and selfcooling require bathing the entire volume with a coolant or/and healing agent. Bathing the entire volume is an example of point to area (or volume) flows.
Cetkin Erdal
doaj   +1 more source

Purpose in Thermodynamics

open access: yesEnergies, 2021
This is a review of the concepts of purpose, direction, and objective in the discipline of thermodynamics, which is a pillar of physics, natural sciences, life science, and engineering science.
Adrian Bejan, George Tsatsaronis
doaj   +1 more source

Thermodynamic optimization of global circulation and climate [PDF]

open access: yes, 2005
The constructal law of generation of flow structure is used to predict the main features of global circulation and climate. The flow structure is the atmospheric and oceanic circulation.
Bejan, A., Reis, A. Heitor
core   +1 more source

Numerical Analysis of Natural Convection Driven Flow of a Non-Newtonian Power-Law Fluid in a Trapezoidal Enclosure with a U-Shaped Constructal

open access: yesEnergies, 2021
Placement of fins in enclosures has promising utilization in advanced technological processes due to their role as heat reducing/generating elements such as in conventional furnaces, economizers, gas turbines, heat exchangers, superconductive heaters and
Sardar Bilal   +4 more
doaj   +1 more source

Can constructal law and exergy analysis produce a robust design method that couples with industry 4.0 paradigms? The case of a container house

open access: yesMathematical Modelling of Engineering Problems, 2018
Received: 26 May 2018 Accepted: 19 November 2018 Constructal law deals with evolution and generation of new configurations of a physical system according to first and the second law of thermodynamics. Constructal law based design allows understanding the
M. Trancossi   +2 more
semanticscholar   +1 more source

Constructal theory of pattern formation [PDF]

open access: yesHydrology and Earth System Sciences, 2007
This review article shows that the occurrence of macroscopic flow configuration is a universal natural phenomenon that can be explained and predicted on the basis of a principle of physics (the constructal law): "For a flow system to persist in time
A. Bejan
doaj  

Thermodynamic optimisation of the biofuel production based on mutualism

open access: yesEnergy Reports, 2020
Recently, we have introduced a new bioeconomic indicator in order to avoid the difficulties in evaluating the process and technologies for sustainability. In this paper, we wish to improve this new indicator for the analysis of sustainability.
Giulia Grisolia   +2 more
doaj   +1 more source

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