Results 1 to 10 of about 407 (155)

Thermohydraulic Performance of Chevron Pin-Fins

open access: yesFluids, 2022
The present study focuses on the optimum design effectiveness in heat removal for small surfaces. Pin-fin made of solid and porous cylindrical shape forming chevron is investigated numerically using the finite element method.
Mohamad Ziad Saghir, Ibrahim Ghalayini
doaj   +2 more sources

Mapping the Thermohydraulic Performance of Turbulence Promoters

open access: yesChemical Engineering Transactions, 2022
As a result of the wide use of tubular heat exchangers in industry and considering the main heat transfer and friction limitations they possess compared to new technologies, heat transfer promoters of different shapes have appeared in recent years to ...
Leidy Paola Durán-Plazas   +2 more
doaj   +2 more sources

Examining the effect of backward/forward-facing wavy channels on the thermohydraulic performance of a printed circuit heat exchanger under the laminar flow regime

open access: yesInternational Journal of Thermofluids, 2023
The printed circuit heat exchanger (PCHE) has been used in many important engineering applications because of its advantages, including its small size and high efficiency.
Ahmed Oleiwi Samarmad   +1 more
doaj   +3 more sources

Optimized design on the thermohydraulic performance of the helical coil heat exchanger

open access: yesInternational Journal of Thermofluids, 2023
The helical coil heat exchanger (HCHX) is one of the most popular heat transfer devices in heat pump water heaters. In this study, the Computational Fluid Dynamics (CFD) software, ANSYS FLUENT, was employed to predict the thermohydraulic performance of ...
Yang-Cheng Shih   +2 more
doaj   +2 more sources

CFD Analysis and Taguchi-Based Optimization of the Thermohydraulic Performance of a Solar Air Heater Duct Baffled on a Back Plate

open access: yesApplied Sciences, 2021
In this paper, a solar air collector duct equipped with baffles on a back plate was numerically investigated. The Reynolds number (Re) was varied from 5000 to 20,000, the angle baffle (a) from 30° to 120°, the baffle spacing ratio (Pr) from 2 to 8, and ...
Pham Ba Thao   +2 more
doaj   +3 more sources

Thermohydraulic analysis of covalent and noncovalent functionalized graphene nanoplatelets in circular tube fitted with turbulators [PDF]

open access: yesScientific Reports, 2022
Covalent and non-covalent nanofluids were tested inside a circular tube fitted with twisted tape inserts with 45° and 90° helix angles. Reynolds number was 7000 ≤ Re ≤ 17,000, and thermophysical properties were assessed at 308 K.
Hai Tao   +9 more
doaj   +2 more sources

Numerical investigation of thermohydraulic performance on wake region in finned tube heat exchanger with section-streamlined tube

open access: yesCase Studies in Thermal Engineering, 2022
This paper proposes the section-streamlined tubes to explore the effect of wake region on thermohydraulic performance in the finned tube heat exchangers. Tube configurations and the angle θ have been numerically investigated.
Yicong Li, Zuoqin Qian, Qiang Wang
doaj   +3 more sources

Bio-Inspired Liquid-Cooled Plates for Enhanced Local Hotspot Dissipation in Lithium-Ion Battery Thermal Management [PDF]

open access: yesBiomimetics
To enhance the thermal management of lithium-ion batteries in new-energy vehicles, various bio-inspired liquid-cooled plate channel designs were investigated to improve hotspot dissipation within the laminar flow regime.
Xuguang Yang   +3 more
doaj   +2 more sources

Fluid–structure interaction and thermal performance: a numerical study on crossflow heat exchangers with aerodynamically optimised splitter elements [PDF]

open access: yesScientific Reports
The thermohydraulic performance of backwards-facing splitter plates with different L/D ratios in a crossflow heat exchanger under fully developed turbulent flow at Reynolds numbers between 5500 and 14,500 is examined numerically in this study.
Sachin Kaushik   +7 more
doaj   +2 more sources

Thermohydraulic performance optimization of a novel double-pass solar air heater with vertical PCM-integrated cylinders: A comparative study

open access: yesCase Studies in Thermal Engineering
Solar air heater (SAH) systems are efficient devices to capture solar energy, but their consistent thermohydraulic performance is limited by poor convective heat transfer and fluctuating solar energy.
Sahibzada Imad Ud Din   +8 more
doaj   +3 more sources

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