Zobrazeno 1 - 10
of 159
pro vyhledávání: '"Shahrir Abdullah"'
Numerical simulation on the effectiveness of hybrid nanofluid in jet impingement cooling application
Autor:
Nur Syahirah M. Hanafi, Wan Aizon W. Ghopa, Rozli Zulkifli, Shahrir Abdullah, Zambri Harun, Mohd Radzi Abu Mansor
Publikováno v:
Energy Reports, Vol 8, Iss , Pp 764-775 (2022)
This paper investigates the heat transfer performance of different nanofluid coolants with the employment of a single nozzle, axisymmetric, and confined jet impingement method. A numerical analysis using Ansys FLUENT software is carried out. A mixtur
Externí odkaz:
https://doaj.org/article/06b3568ca0e74c0194eea367a9c621b8
Publikováno v:
Results in Physics, Vol 44, Iss , Pp 106165- (2023)
The heat and mass transfer of carbon nanotubes based-water nanofluids flowing through a moving plate was thoroughly investigated in this numerical work. The Tiwari and Das nanofluid model, as well as the Buongiorno nanofluid model, are formulated to
Externí odkaz:
https://doaj.org/article/cad42670add94781a8ac6671d5c671f6
Publikováno v:
Applied Sciences, Vol 12, Iss 8, p 3824 (2022)
The integrated motor pump-jet (IMP) propulsion system is a form of modern underwater vehicle propulsion that uses a modular design paradigm. The integrated motor propulsor is a compact construction consisting of a permanent magnet (PM) and a pump-jet
Externí odkaz:
https://doaj.org/article/36cfcd46e3e241a49eeaeb10f2713eef
Publikováno v:
Advances in Mechanical Engineering, Vol 12 (2020)
Working fluid with higher thermal conductivity and tube with better fluid mixing are two crucial elements for heat transfer enhancement in heat exchanger system. Hence, several methods and techniques have been explored to improve heat transfer effici
Externí odkaz:
https://doaj.org/article/4dfc2e1de2c74331aee6b460cefca9b5
Autor:
Mahir Faris Abdullah, Rozli Zulkifli, Hazim Moria, Asmaa Soheil Najm, Zambri Harun, Shahrir Abdullah, Wan Aizon Wan Ghopa, Noor Humam Sulaiman
Publikováno v:
Energies, Vol 14, Iss 3, p 595 (2021)
Impinging jets are considered to be a well-known technique that offers high local heat transfer rates. No correlation could be established in the literature between the significant parameters and the Nusselt number, and investigation of the interacti
Externí odkaz:
https://doaj.org/article/7933c0ab6a674ac2944e5cb73acc6667
Publikováno v:
Energies, Vol 13, Iss 8, p 2095 (2020)
The simultaneous use of two passive methods (twisted tape and a nanofluid) in a heat transfer system will increase the average Nusselt number (Nu) of the system. However, the presence of inserts and nanoparticles inside the tube will create higher pr
Externí odkaz:
https://doaj.org/article/e7057cb741714c679287f914d67d58ab
Publikováno v:
Alexandria Engineering Journal, Vol 54, Iss 3, Pp 415-422 (2015)
Various techniques have been tested on heat transfer enhancement to upgrade the involving equipment, mainly in thermal transport devices. These techniques unveiled significant effects when utilized in heat exchangers. One of the most essential techni
Externí odkaz:
https://doaj.org/article/22e810ce5a80433d923a7646db11563e
Publikováno v:
Hydrogen, Fuel Cell & Energy Storage, Vol 1, Iss 1, Pp 11-20 (2014)
The preparation of air–fuel mixture is considerably dependent on fluid flow dynamics to achieve improved performance, efficiency, and engine combustion in the appearance of flow. In this study, the effects of mixtures of hydrogen and compressed nat
Externí odkaz:
https://doaj.org/article/9a9ba4d6532e4a20b1a3ecb034a2c920
Autor:
Mahir Faris Abdullah, Rozli Zulkifli, Zambri Harun, Shahrir Abdullah, Wan Aizon Wan Ghopa, Asmaa Soheil Najm, Noor Humam Sulaiman
Publikováno v:
Micromachines, Vol 10, Iss 3, p 176 (2019)
Here, the researchers carried out an experimental analysis of the effect of the TiO2 nanosolution concentration on the heat transfer of the twin jet impingement on an aluminum plate surface. We used three different heat transfer enhancement processes
Externí odkaz:
https://doaj.org/article/6bca7eb9123f4a01b4551668802955ca
Publikováno v:
Entropy, Vol 15, Iss 11, Pp 4822-4843 (2013)
The present study examines embedded open parallel microchannels within a micropatterned permeable surface for reducing entropy generation in MHD fluid flow in microscale systems. A local similarity solution for the transformed governing equations is
Externí odkaz:
https://doaj.org/article/22697f8fd1ab4fb09beb8ad4befc4506