Results 81 to 90 of about 1,588,788 (208)

Forced convection heat transfer in micro heat sinks with square and circular configuration

open access: yesNigerian Journal of Technological Development, 2023
This paper reports the results of three-dimensional numerical optimisation of microchannel heat exchanger with square and circular cooling channels.
Nahum Yustus Godi   +2 more
doaj  

A Generalized Effectiveness-NTU Based Variable Geometry Microchannel Heat Exchanger Model [PDF]

open access: yes, 2012
Microchannel heat exchangers (MCHXs) are now widely used in the HVAC&R industry. Similar to tube-fin heat exchangers used mainly in the indoor units, the innovative variable geometry microchannel heat exchanger will further reduce its compact size and ...
Aute, Vikrant   +2 more
core   +1 more source

Ionanofluid flow dynamics and heat dissipation in a water-droplet-grooved cone–column heat sink

open access: yesSouth African Journal of Chemical Engineering
Microchannel heat sinks play a crucial role nowadays for the cooling of electronic devices, and the improvement of their thermal efficiency, and building an effective model is the main concern of the researchers.
Rehena Nasrin, Most. Zannatul Ferdoushi
doaj   +1 more source

Experimental and Numerical Thermal Analysis of Multi-Layered Microchannel Heat Sink for Concentrating Photovoltaic Application

open access: yesEnergies, 2018
Concentrating photovoltaic has a major challenge due to the high temperature raised during the process which reduces the efficiency of the solar cell. A multi-layered microchannel heat sink technique is considered more efficient in terms of heat removal ...
Idris Al Siyabi   +3 more
doaj   +1 more source

Measurement and Visualization of R410A Distribution in the Vertical Header of the Microchannel Heat Exchanger [PDF]

open access: yes, 2012
This paper presents the refrigerant adiabatic upward flow in the vertical header of microchannel heat exchanger and its effect on distribution. R410A is circulated into the header through the microchannel tubes (5 or 10 tubes) in the bottom pass and ...
Zou, Yang, Hrnjak, Predrag S.
core   +1 more source

Analysis of Microchannel Heat Sink of Silicon Material with Right Triangular Groove on Sidewall of Passage. [PDF]

open access: yesMaterials (Basel), 2022
Saha S   +6 more
europepmc   +1 more source

Optimization of nanofluid-cooled microchannel heat sink

open access: yesThermal Science, 2016
The optimization of a nanofluid-cooled rectangular microchannel heat sink is reported. Two nanofluids with volume fraction of 1 %, 3 %, 5 %, 7 % and 9 % are employed to enhance the overall performance of the system. An optimization scheme is applied consisting of a systematic thermal resistance model as an analysis method and the elitist ...
Ahmed Adham   +2 more
openaire   +1 more source

Performance of Microchannel Heat Sink Made of Silicon Material with the Two-Sided Wedge. [PDF]

open access: yesMaterials (Basel), 2022
Vatsa A   +5 more
europepmc   +1 more source

Optimization of Microchannel Heat Sinks Using Prey-Predator Algorithm and Artificial Neural Networks

open access: yesMachines, 2018
A rectangular microchannel heat sink is modeled by employing thermal resistance and pressure drop networks. The available correlations for both thermal resistance and pressure drop are utilized in optimization.
Nawaf Hamadneh   +2 more
doaj   +1 more source

STUDY OF MICROCHANNEL HEAT SINK PERFORMANCE WITH EXPANDED MICROCHANNELS AND NANOFLUIDS

open access: yesAl-Qadisiyah Journal for Engineering Science, 2016
In this paper a microchannel heat sink with expanded microchannels and nanofluids is numerically investigated. The object of this paper is to study and improve the cooling performance of microchannel heat sink. Both the geometrical parameters and working
Mushtaq Ismael Hasan
doaj  

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