Numerical comparative analysis of Ai2o3 and Si02 nanofluids in serpentine and distributor cooling plate / Amira Shahirah Malek Amir Azmin

Numerical comparative analysis of Ai2o3 and Si02 nanofluids in serpentine and distributor cooling plate / Amira Shahirah Malek Amir Azmin

Proton Exchange Membrane Fuel Cell (PEMFC) is an alternative energy applications for vehicular power sources and is a strong contender for a clean and efficient power generation. However, the heat generated by the PEM fuel cell need to be taken care efficiently in order to avoid damage to fuel cell...

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Main Author: Malek Amir Azmin, Amira Shahirah
Format: Thesis
Language:English
Published: 2019
Online Access:https://ir.uitm.edu.my/id/eprint/89196/1/89196.pdf
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spelling my-uitm-ir.891962024-04-22T07:23:56Z Numerical comparative analysis of Ai2o3 and Si02 nanofluids in serpentine and distributor cooling plate / Amira Shahirah Malek Amir Azmin 2019 Malek Amir Azmin, Amira Shahirah Proton Exchange Membrane Fuel Cell (PEMFC) is an alternative energy applications for vehicular power sources and is a strong contender for a clean and efficient power generation. However, the heat generated by the PEM fuel cell need to be taken care efficiently in order to avoid damage to fuel cell component especially membrane due to overheat. Excessive heat can also lead to performance deterioration of PEMFC. Therefore, nanofluids adoption as cooling medium is studied for PEMFC. In this study, the heat transfer performance of Aluminium Oxide (Al+O-) and Silicon Dioxide (SiO+) in serpentine and distributor cooling plate with different value of low concentration of 0.1%, 0.3% and 0.5% volume is numerical analyzed. The nanofluids with different concentration was dispersed in water and water: ethylene glycol (W: EG) of 60:40 and 50:50 mixture with base fluids. The nanofluids is adopted as cooling medium in a serpentine and distributor cooling plate of PEMFC which are subjected to a constant heat flux of 300W to replicate heat released from bipolar plate of PEMFC. The simulation used was ANSYS Fluent in laminar flow condition. The result shows that there is maximum of 2.04 % improvement in Al+O- while 0.9 % improvement in SiO+ in heat transfer coefficient of 0.5% volume concentration as compared to water in serpentine plate is recorded. It is also observed that serpentine does give better heat transfer enhancement as compared to distributor plate. However, the improvement also accompanied by pressure drop increment of 68% in Al+O- and 189% SiO+ nanofluids as compared to base fluid water. 2019 Thesis https://ir.uitm.edu.my/id/eprint/89196/ https://ir.uitm.edu.my/id/eprint/89196/1/89196.pdf text en public masters Universiti Teknologi MARA (UiTM) Faculty of Mechanical Engineering Zakaria, Irnie Azlin
institution Universiti Teknologi MARA
collection UiTM Institutional Repository
language English
advisor Zakaria, Irnie Azlin
description Proton Exchange Membrane Fuel Cell (PEMFC) is an alternative energy applications for vehicular power sources and is a strong contender for a clean and efficient power generation. However, the heat generated by the PEM fuel cell need to be taken care efficiently in order to avoid damage to fuel cell component especially membrane due to overheat. Excessive heat can also lead to performance deterioration of PEMFC. Therefore, nanofluids adoption as cooling medium is studied for PEMFC. In this study, the heat transfer performance of Aluminium Oxide (Al+O-) and Silicon Dioxide (SiO+) in serpentine and distributor cooling plate with different value of low concentration of 0.1%, 0.3% and 0.5% volume is numerical analyzed. The nanofluids with different concentration was dispersed in water and water: ethylene glycol (W: EG) of 60:40 and 50:50 mixture with base fluids. The nanofluids is adopted as cooling medium in a serpentine and distributor cooling plate of PEMFC which are subjected to a constant heat flux of 300W to replicate heat released from bipolar plate of PEMFC. The simulation used was ANSYS Fluent in laminar flow condition. The result shows that there is maximum of 2.04 % improvement in Al+O- while 0.9 % improvement in SiO+ in heat transfer coefficient of 0.5% volume concentration as compared to water in serpentine plate is recorded. It is also observed that serpentine does give better heat transfer enhancement as compared to distributor plate. However, the improvement also accompanied by pressure drop increment of 68% in Al+O- and 189% SiO+ nanofluids as compared to base fluid water.
format Thesis
qualification_level Master's degree
author Malek Amir Azmin, Amira Shahirah
spellingShingle Malek Amir Azmin, Amira Shahirah
Numerical comparative analysis of Ai2o3 and Si02 nanofluids in serpentine and distributor cooling plate / Amira Shahirah Malek Amir Azmin
author_facet Malek Amir Azmin, Amira Shahirah
author_sort Malek Amir Azmin, Amira Shahirah
title Numerical comparative analysis of Ai2o3 and Si02 nanofluids in serpentine and distributor cooling plate / Amira Shahirah Malek Amir Azmin
title_short Numerical comparative analysis of Ai2o3 and Si02 nanofluids in serpentine and distributor cooling plate / Amira Shahirah Malek Amir Azmin
title_full Numerical comparative analysis of Ai2o3 and Si02 nanofluids in serpentine and distributor cooling plate / Amira Shahirah Malek Amir Azmin
title_fullStr Numerical comparative analysis of Ai2o3 and Si02 nanofluids in serpentine and distributor cooling plate / Amira Shahirah Malek Amir Azmin
title_full_unstemmed Numerical comparative analysis of Ai2o3 and Si02 nanofluids in serpentine and distributor cooling plate / Amira Shahirah Malek Amir Azmin
title_sort numerical comparative analysis of ai2o3 and si02 nanofluids in serpentine and distributor cooling plate / amira shahirah malek amir azmin
granting_institution Universiti Teknologi MARA (UiTM)
granting_department Faculty of Mechanical Engineering
publishDate 2019
url https://ir.uitm.edu.my/id/eprint/89196/1/89196.pdf
_version_ 1804889805523255296

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