Results 1 to 10 of about 52,570 (259)

Constructal Optimizations of Line-to-Line Vascular Channels with Turbulent Convection Heat Transfer

open access: yesEntropy, 2022
The multi-scale line-to-line vascular channels (LVCs) widely exist in nature because of their excellent transmission characteristics. In this paper, models of LVCs with turbulent convection heat transfer are established.
Daoguang Lin   +4 more
doaj   +1 more source

Multi-Objective Constructal Design for Square Heat-Generation Body with “Arrow-Shaped” High-Thermal-Conductivity Channel

open access: yesEnergies, 2022
Based on the square heat-generation body (HGB) with “arrow-shaped” high-thermal-conductivity channel (HTCC) model established in the previous literature, we performed multi-objective optimization (MOO) with maximum temperature difference (MTD ...
Hongwei Zhu   +4 more
doaj   +1 more source

Multi-Objective Constructal Design for Quadrilateral Heat Generation Body with Vein-Shaped High Thermal Conductivity Channel

open access: yesEntropy, 2022
Based on the quadrilateral heat generation body (HGB) proposed by previous literature, the multi-objective constructal design is performed. Firstly, the constructal design is performed by minimizing the complex function composed of the maximum ...
Hongwei Zhu   +4 more
doaj   +1 more source

Constructal Optimization of Rectangular Microchannel Heat Sink with Porous Medium for Entropy Generation Minimization

open access: yesEntropy, 2021
A model of rectangular microchannel heat sink (MCHS) with porous medium (PM) is developed. Aspect ratio of heat sink (HS) cell and length-width ratio of HS are optimized by numerical simulation method for entropy generation minimization (EGM) according ...
Wenlong Li   +4 more
doaj   +1 more source

Multi-Objective Constructal Optimization for Marine Condensers

open access: yesEnergies, 2021
A marine condenser with exhausted steam as the working fluid is researched in this paper. Constructal designs of the condenser are numerically conducted based on single and multi-objective optimizations, respectively. In the single objective optimization,
Huijun Feng   +4 more
doaj   +1 more source

Improvement of Constructal Optimization for “Volume-Point” Heat Conduction Based on Uniformity Principle of Temperature Difference Fields

open access: yesMathematics, 2023
The uniformity principle of temperature difference fields (TDFs) is applied in this study to improve the constructal optimization for “volume-point” heat conduction based on entransy dissipation rate (EDR) minimization without the premise of an optimal ...
Shuhuan Wei, Dini Wang
doaj   +1 more source

A generalized disjunctive programming model for multi-stage compression for natural gas liquefaction processes [PDF]

open access: yesE3S Web of Conferences, 2023
The primary driver of operating costs in natural gas processes is the energy consumption of the compression system. Multistage compression configurations are commonly employed and hence play a vital role in optimization of natural gas processes.
Matovu Fahad   +2 more
doaj   +1 more source

Constructal Optimizations of Liquid-Cooled Channels with Triangle or Square Sections in a Cylindrical Heating Body

open access: yesMathematics, 2023
Two new integrated models with heat source–heat sink are established, in which isothermal liquid cooling channels with triangle or square sections are, respectively, embedded in a cylindrical heating body with uniform heat production.
Yunfeng Li   +4 more
doaj   +1 more source

Constructal Equivalent Thermal Resistance Minimization for Tau-Shaped Fin

open access: yesEntropy, 2020
With the aid of constructal theory and entransy theory, a Tau-shaped fin (TAUSF) is investigated in this paper, and the widths of the bend end and elemental fins are assumed to be different.
Shuhuan Wei   +3 more
doaj   +1 more source

Maximum Profit Output Configuration of Multi-Reservoir Resource Exchange Intermediary

open access: yesEntropy, 2022
A model of a multi-reservoir resource exchange intermediary also defined as a commercial engine is proposed according to analogies and similarities between thermodynamics and economics.
Lingen Chen, Shaojun Xia
doaj   +1 more source

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