Electrical discharge machining of siliconized silicon carbide using copper electrode

Silicon Carbide is the semiconductor material that becoming popular because of its special characteristic. But, its application is limited due to processing difficulty. Advance machining process is found to be the best and economic way to fabricate this material. However, certain parameters need to...

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Main Author:	Sarabi, Arash Mazaheri
Format:	Thesis
Language:	English
Published:	2014
Subjects:	QC Physics
Online Access:	http://eprints.utm.my/id/eprint/42111/1/ArashMazaheriSarabiMFKM2013.pdf
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id	my-utm-ep.42111
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spelling	my-utm-ep.421112017-07-09T04:15:43Z Electrical discharge machining of siliconized silicon carbide using copper electrode 2014 Sarabi, Arash Mazaheri QC Physics Silicon Carbide is the semiconductor material that becoming popular because of its special characteristic. But, its application is limited due to processing difficulty. Advance machining process is found to be the best and economic way to fabricate this material. However, certain parameters need to be controlled for controlling the accuracy and efficiency of the process. This study presents analysis of some parameters in EDM machining of this material. The Silicon Carbide used for the study is limited to Reaction Bonded Silicon Carbide (SiSiC). Several effects of parameter setting such as on-time (ON), discharge current (I), off-time (OFF) and polarity (Pol) on material removal rate (MRR), surface roughness (Ra), tool wear ratio (TWR), and surface roughness (Ra) is studied. The analysis was done using Design Expert Software by implementing design of experiment method. From this analysis, the significant effect(s) is determined. From that, the mathematical models that consist of only significant effect(s) are established. In order to ensure validity of the model, conformation run is done with three different parameters setup. Finally, the optimum setting to get maximum material removal rate, minimum tool wear ratio and minimum surface roughness is determined. Overall, the results show that the effects of pulse on-time and Polarity are dominant for all responses established 2014 Thesis http://eprints.utm.my/id/eprint/42111/ http://eprints.utm.my/id/eprint/42111/1/ArashMazaheriSarabiMFKM2013.pdf application/pdf en public http://dms.library.utm.my:8080/vital/access/manager/Repository/vital:78017?queryType=vitalDismax&query=Electrical+discharge+machining+of+siliconized+silicon+carbide+using+copper+electrode&public=true masters Universiti Teknologi Malaysia, Faculty of Mechanical Engineering Faculty of Mechanical Engineering
institution	Universiti Teknologi Malaysia
collection	UTM Institutional Repository
language	English
topic	QC Physics
spellingShingle	QC Physics Sarabi, Arash Mazaheri Electrical discharge machining of siliconized silicon carbide using copper electrode
description	Silicon Carbide is the semiconductor material that becoming popular because of its special characteristic. But, its application is limited due to processing difficulty. Advance machining process is found to be the best and economic way to fabricate this material. However, certain parameters need to be controlled for controlling the accuracy and efficiency of the process. This study presents analysis of some parameters in EDM machining of this material. The Silicon Carbide used for the study is limited to Reaction Bonded Silicon Carbide (SiSiC). Several effects of parameter setting such as on-time (ON), discharge current (I), off-time (OFF) and polarity (Pol) on material removal rate (MRR), surface roughness (Ra), tool wear ratio (TWR), and surface roughness (Ra) is studied. The analysis was done using Design Expert Software by implementing design of experiment method. From this analysis, the significant effect(s) is determined. From that, the mathematical models that consist of only significant effect(s) are established. In order to ensure validity of the model, conformation run is done with three different parameters setup. Finally, the optimum setting to get maximum material removal rate, minimum tool wear ratio and minimum surface roughness is determined. Overall, the results show that the effects of pulse on-time and Polarity are dominant for all responses established
format	Thesis
qualification_level	Master's degree
author	Sarabi, Arash Mazaheri
author_facet	Sarabi, Arash Mazaheri
author_sort	Sarabi, Arash Mazaheri
title	Electrical discharge machining of siliconized silicon carbide using copper electrode
title_short	Electrical discharge machining of siliconized silicon carbide using copper electrode
title_full	Electrical discharge machining of siliconized silicon carbide using copper electrode
title_fullStr	Electrical discharge machining of siliconized silicon carbide using copper electrode
title_full_unstemmed	Electrical discharge machining of siliconized silicon carbide using copper electrode
title_sort	electrical discharge machining of siliconized silicon carbide using copper electrode
granting_institution	Universiti Teknologi Malaysia, Faculty of Mechanical Engineering
granting_department	Faculty of Mechanical Engineering
publishDate	2014
url	http://eprints.utm.my/id/eprint/42111/1/ArashMazaheriSarabiMFKM2013.pdf
_version_	1747816692426211328

Electrical discharge machining of siliconized silicon carbide using copper electrode

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