Comparative studies of various fuel reforming methods

The production of energy without polluting our atmosphere is one of the key challenges faced by our generation. Fuel cell, is one of the promising technology to produce clean energy to our future, needs clean hydrogen and air as their feed. Finding out optimum condition for the production of hydroge...

Full description

Saved in:
Bibliographic Details
Main Author: Mirasu Ayyasamy Vimalraj.
Other Authors: Chan Siew Hwa
Format: Theses and Dissertations
Language:English
Published: 2010
Subjects:
Online Access:http://hdl.handle.net/10356/42109
Tags: Add Tag
No Tags, Be the first to tag this record!
Institution: Nanyang Technological University
Language: English
id sg-ntu-dr.10356-42109
record_format dspace
spelling sg-ntu-dr.10356-421092023-03-11T17:03:52Z Comparative studies of various fuel reforming methods Mirasu Ayyasamy Vimalraj. Chan Siew Hwa School of Mechanical and Aerospace Engineering DRNTU::Engineering::Mechanical engineering::Alternative, renewable energy sources The production of energy without polluting our atmosphere is one of the key challenges faced by our generation. Fuel cell, is one of the promising technology to produce clean energy to our future, needs clean hydrogen and air as their feed. Finding out optimum condition for the production of hydrogen from various fuels is one of the primary investigations of fuel reforming laboratory ofNanyang Technological University (NTU). The goal of this thesis presented here is about predict the optimum condition for the production of hydrogen from ethanol. However, hydrogen gas produced through ethanol will contain lot of interference gases such as acetaldehyde (CH3CHO), acetone (CH3COCH3) , ethylene (C2H4) apart from main byproducts (CO, CO2, H2, H20 ) that make it difficult for the gas analyzer (NOYA) used in my experiment to determine the accurate values of hydrogen concentration. The fact on possibilities of various interference gases are verified by the numerous publications [1-13]. The experiment was carried out on a cylinder of 10mm internal diameter and 400mm length with different molar air to fuel ratio and water fuel ratio by employing both platinum and palladium catalyst supported on gamma alumina. The experimental results show that for Steam Reforming hydrogen production primarily depends on temperature; the optimum condition found by employing platinum as catalyst is at temperature on 900°C and W/F ratio of 7.5, where maximum yield of 24.95% hydrogen is obtained. Similar condition is also found by using palladium as catalyst, where optimum condition is found at WIF ratio of 9.5 and at temperature on 900°C. From the value of experimental hydrogen output, it is observed that for the Partial Oxidation reaction the hydrogen production primarily depends on ethanol flow rate. Master of Science (Mechanical Engineering) 2010-09-23T08:26:22Z 2010-09-23T08:26:22Z 2009 2009 Thesis http://hdl.handle.net/10356/42109 en 92 p. application/pdf
institution Nanyang Technological University
building NTU Library
continent Asia
country Singapore
Singapore
content_provider NTU Library
collection DR-NTU
language English
topic DRNTU::Engineering::Mechanical engineering::Alternative, renewable energy sources
spellingShingle DRNTU::Engineering::Mechanical engineering::Alternative, renewable energy sources
Mirasu Ayyasamy Vimalraj.
Comparative studies of various fuel reforming methods
description The production of energy without polluting our atmosphere is one of the key challenges faced by our generation. Fuel cell, is one of the promising technology to produce clean energy to our future, needs clean hydrogen and air as their feed. Finding out optimum condition for the production of hydrogen from various fuels is one of the primary investigations of fuel reforming laboratory ofNanyang Technological University (NTU). The goal of this thesis presented here is about predict the optimum condition for the production of hydrogen from ethanol. However, hydrogen gas produced through ethanol will contain lot of interference gases such as acetaldehyde (CH3CHO), acetone (CH3COCH3) , ethylene (C2H4) apart from main byproducts (CO, CO2, H2, H20 ) that make it difficult for the gas analyzer (NOYA) used in my experiment to determine the accurate values of hydrogen concentration. The fact on possibilities of various interference gases are verified by the numerous publications [1-13]. The experiment was carried out on a cylinder of 10mm internal diameter and 400mm length with different molar air to fuel ratio and water fuel ratio by employing both platinum and palladium catalyst supported on gamma alumina. The experimental results show that for Steam Reforming hydrogen production primarily depends on temperature; the optimum condition found by employing platinum as catalyst is at temperature on 900°C and W/F ratio of 7.5, where maximum yield of 24.95% hydrogen is obtained. Similar condition is also found by using palladium as catalyst, where optimum condition is found at WIF ratio of 9.5 and at temperature on 900°C. From the value of experimental hydrogen output, it is observed that for the Partial Oxidation reaction the hydrogen production primarily depends on ethanol flow rate.
author2 Chan Siew Hwa
author_facet Chan Siew Hwa
Mirasu Ayyasamy Vimalraj.
format Theses and Dissertations
author Mirasu Ayyasamy Vimalraj.
author_sort Mirasu Ayyasamy Vimalraj.
title Comparative studies of various fuel reforming methods
title_short Comparative studies of various fuel reforming methods
title_full Comparative studies of various fuel reforming methods
title_fullStr Comparative studies of various fuel reforming methods
title_full_unstemmed Comparative studies of various fuel reforming methods
title_sort comparative studies of various fuel reforming methods
publishDate 2010
url http://hdl.handle.net/10356/42109
_version_ 1761781660754378752