Results 1 to 10 of about 5,111 (253)

Experimental investigation on flow boiling bubble motion under ultrasonic field in vertical minichannel by using bubble tracking algorithm. [PDF]

open access: yesUltrason Sonochem, 2023
Bubble dynamics is important in flow boiling of minichannel, and ultrasonic field effects bubble behaviors. However, flow boiling bubble movements in minichannels under ultrasonic field have received little research attention and are still poorly ...
Xiao J, Zhang J.
europepmc   +2 more sources

Flow boiling heat transfer enhancement under ultrasound field in minichannel heat sinks [PDF]

open access: yesUltrasonics Sonochemistry, 2021
The enhancement of the heat transfer assisted by ultrasound is considered to be an interesting and highly efficient cooling technology, but the investigation and application of ultrasound in minichannel heat sinks to strengthen the flow boiling heat ...
Jianyang Zhou   +6 more
doaj   +2 more sources

Cooling performance in a minichannel heat sink with different triangular pin-fins configurations

open access: yesFrontiers in Energy Research, 2023
With the continuous progress of automotive new energy technology, the motor has become an important part of the power system, and the heat dissipation of insulated-gate bipolar transistors (IGBT) determines the reliability of the power system ...
Kai Zhao   +6 more
doaj   +2 more sources

Flow Structure Investigations during Novec Refrigerant Condensation in Minichannels. [PDF]

open access: yesMaterials (Basel), 2021
This article presents the results of flow visualization studies of Novec refrigerants during condensation in minichannels. Experimental investigation of two-phase flow regimes was conducted in minichannels with internal diameter dh = 2.5, 2.0, 1.2, and 0.5 mm. Images of the two-phase flow structures were analyzed by using the MATLAB algorithm.
Sikora M.
europepmc   +4 more sources

Experimental investigation of pressure drop and heat transfer in minichannel with smooth and pin fin surfaces

open access: yesInternational Journal of Thermofluids
This study investigates pressure drop and heat transfer characteristics in a minichannel heat exchanger experimentally. The experimental testing was carried out on a minichannel with a hydraulic diameter of about 2.5 mm, with smooth and embedded with ...
Mohamed Daadoua   +2 more
doaj   +2 more sources

Nut and Bolt Microfluidics with Helical Minichannel for Counting CD4+ T-Cells [PDF]

open access: yesBioengineering, 2019
In this study, we developed the prototype of an optical imaging-based point-of-care (POC) device for monitoring human immunodeficiency virus (HIV)/acquired immunodeficiency syndrome (AIDS) progression that can detect CD4+ T-lymphocytes in human blood ...
Jung Kyung Kim   +3 more
doaj   +2 more sources

Modelling refrigerant distribution in minichannel evaporators [PDF]

open access: yes, 2010
Denne afhandling omhandler numerisk modellering af strømningsfordelinger i en minikanalfordamper til luftkonditionering. Det undersøges, hvorledes en ujævn fordeling af luftstrømningen og en ujævn fordeling af væske og damp i indløbsmanifolden påvirker kølemiddelfordelingen i de parallelle kanaler.
Brix, Wiebke
core   +2 more sources

Investigating the thermal effect of channel heatsink using MWCNTs nanofluids [PDF]

open access: yesE3S Web of Conferences, 2023
The utilisation of Multi-walled carbon nanotubes (MWCNTs) nanofluids is considered to be a highly efficient approach in the field of thermal engineering, specifically for the purpose of cooling electronic processors.
C M Arun kumar   +2 more
doaj   +1 more source

The influence of microstructured surfaces and liquid pulsations on increasing heat transfer in a minichannel [PDF]

open access: yesE3S Web of Conferences, 2023
The paper compares two methods for improving the intensification of heat transfer during boiling in a rectangular minichannel. Studies were carried out of the influence of additive structures on the crisis of heat transfer in a minichannel with a two ...
Litvintceva Anastasia A.   +2 more
doaj   +1 more source

Experimental and numerical investigation on thermal and hydraulic performance of novel serpentine minichannel heat sink for liquid CPU cooling

open access: yesEnergy Reports, 2022
A novel serpentine design for minichannel heat sink is investigated experimentally and numerically to enhance thermal performance of the heat sink for liquid CPU cooling. The heat sink is fabricated from aluminum and is located in a plexiglass container.
M. Gorzin, A.A. Ranjbar, M.J. Hosseini
doaj   +1 more source

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