Results 11 to 20 of about 2,907,575 (304)

Thermo-Hydraulic Performance of Pin-Fins in Wavy and Straight Configurations

open access: yesMicromachines, 2022
Pin-fins configurations have been investigated recently for different engineering applications and, in particular, for a cooling turbine. In the present study, we investigated the performance of three different pin-fins configurations: pin-fins forming a
Mohamad Ziad Saghir   +1 more
doaj   +1 more source

Distributed Optical Measurement System for Plate Fin Heat Exchanger

open access: yesSensors, 2023
The acquirement of the flow information in plate-fin heat exchanger (PFHE) is limited by its metal structure and complex flow condition. This work develops a new distributed optical measurement system to obtain flow information and boiling intensity. The
Huajun Li   +3 more
doaj   +1 more source

Boiling Heat Transfer during Flow in Vertical Mini-Channels with a Modified Heated Surface

open access: yesEnergies, 2022
The process with change of phase during flow in mini-channels plays a significant role in many industrial applications, such as microelectronics. Furthermore, methods for heat transfer intensification during flow in channels of small cross-section are ...
Magdalena Piasecka, Kinga Strąk
doaj   +1 more source

Pressure Drop of a Refrigerant Flowing Vertically Upward and Downward in Small Circular, Rectangular, and Triangular Tubes

open access: yesApplied Sciences, 2021
In the present study, experiments were performed to examine the characteristics of the two-phase frictional pressure drop of an R410A refrigerant flowing vertically upward and downward for the development of a high-performance heat exchanger using small ...
Koji Enoki
doaj   +1 more source

Visualizing and disrupting liquid films for filmwise flow condensation in horizontal minichannels

open access: yesFrontiers in Thermal Engineering, 2022
This paper investigates the effects of hemispherical mounds on filmwise condensation heat transfer in micro-channels. Also investigated were the impacts that spatial orientation of the three-sided condensation surface (i.e., gravitational effects) on ...
Gennifer A. Riley   +4 more
doaj   +1 more source

Heat Transfer Analysis of a Co-Current Heat Exchanger with Two Rectangular Mini-Channels

open access: yesEnergies, 2022
This paper presents the results of research on heat transfer during fluid flow in a heat exchanger with two rectangular mini-channels. There was Fluorinert FC-72 flow, heated by the plate in the hot mini-channel, and co-current flow of distilled water in
Magdalena Piasecka   +3 more
doaj   +1 more source

Study on the Convective Heat Transfer and Fluid Flow of Mini-Channel with High Aspect Ratio of Neutron Production Target

open access: yesEnergies, 2021
In order to provide a theoretical basis for the thermal design of the neutron production target, flow and heat transfer characteristics are studied by using numerical simulations and experiments.
Peng Sun   +5 more
doaj   +1 more source

Mini-channel heat exchanger optimization using genetic algorithm and multiple-criteria decision maki

open access: yesJournal of Thermal Engineering, 2022
This study aims to apply an integrated optimization approach that combines Multi-objective Optimization (MOO) and Multiple-criteria Decision-making (MCDM) to optimize a multiport mini-channel having 2D sawtooth micro fins under laminar, transitional, and
Abdussamet SUBASI
doaj   +1 more source

Performance Study on the Effect of Coolant Inlet Conditions for a 20 Ah LiFePO4 Prismatic Battery with Commercial Mini Channel Cold Plates

open access: yesElectrochem, 2022
Rechargeable Li-ion batteries are widely used in renewable energy storage and automotive powertrain systems, and therefore, an efficient thermal management system is imperative for maximum battery life and safety.
J. Jaidi   +5 more
semanticscholar   +1 more source

Characteristics of Refrigerant Boiling Heat Transfer in Rectangular Mini-Channels during Various Flow Orientations

open access: yesEnergies, 2021
This paper reports the results of heat transfer during refrigerant flow in rectangular mini-channels at stationary conditions. The impacts of selected parameters on boiling are discussed, i.e., thermal and flow parameters, dimensions and orientation of ...
Magdalena Piasecka, Kinga Strąk
doaj   +1 more source

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