Comparative Experimental and Numerical Investigation on Electrical Discharge Drilling of AISI 304 using Circular and Elliptical Electrodes

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BOZDANA, Ali Tolga ;AL-KHARKHI, Nazar Kais .
Comparative Experimental and Numerical Investigation on Electrical Discharge Drilling of AISI 304 using Circular and Elliptical Electrodes. 
Strojniški vestnik - Journal of Mechanical Engineering, [S.l.], v. 64, n.4, p. 269-279, june 2018. 
ISSN 0039-2480.
Available at: <https://www.sv-jme.eu/sl/article/comparative-experimental-and-numerical-investigation-on-electrical-discharge-drilling-of-aisi-304-using-circular-and-elliptical-electrodes/>. Date accessed: 25 jan. 2020. 
doi:http://dx.doi.org/10.5545/sv-jme.2017.4806.
Bozdana, A., & Al-Kharkhi, N.
(2018).
Comparative Experimental and Numerical Investigation on Electrical Discharge Drilling of AISI 304 using Circular and Elliptical Electrodes.
Strojniški vestnik - Journal of Mechanical Engineering, 64(4), 269-279.
doi:http://dx.doi.org/10.5545/sv-jme.2017.4806
@article{sv-jmesv-jme.2017.4806,
	author = {Ali Tolga  Bozdana and Nazar Kais  Al-Kharkhi},
	title = {Comparative Experimental and Numerical Investigation on Electrical Discharge Drilling of AISI 304 using Circular and Elliptical Electrodes},
	journal = {Strojniški vestnik - Journal of Mechanical Engineering},
	volume = {64},
	number = {4},
	year = {2018},
	keywords = {electrical discharge drilling; stainless steel; electrode geometry; drilling performance; dimensional accuracy; surface quality},
	abstract = {This work introduces a new electrode geometry for making holes with high aspect ratios on AISI 304 using an electrical discharge drilling (EDD) process. In addition to commercially available cylindrical hollow electrodes, an elliptical electrode geometry has been designed, manufactured, and implemented. The principal aim was to improve the removal of debris formed during the erosion process that adversely affects the aspect ratio, dimensional accuracy, and surface integrity. The results were compared and discussed to evaluate the effectiveness of electrode geometry on the machining performance of EDD process with respect to the material removal rate (MRR,) the electrode wear rate (EWR), and the tool wear ratio (TWR). Dimensional features and surface characteristics of the drilled holes were also evaluated in aspects of overcut (OC), aspect ratio (AR), and surface roughness (SR). The experimental results revealed that an elliptical electrode is preferable for producing holes with good dimensional accuracy and improved surface quality. In addition, 3D models of flow field with liquid, gas, and solid phases are proposed for analyses of the interelectrode gap within the machining zone. Based on the results obtained from models, the elliptical electrode also exhibited good flushing capability for effective debris removal.},
	issn = {0039-2480},	pages = {269-279},	doi = {10.5545/sv-jme.2017.4806},
	url = {https://www.sv-jme.eu/sl/article/comparative-experimental-and-numerical-investigation-on-electrical-discharge-drilling-of-aisi-304-using-circular-and-elliptical-electrodes/}
}
Bozdana, A.,Al-Kharkhi, N.
2018 June 64. Comparative Experimental and Numerical Investigation on Electrical Discharge Drilling of AISI 304 using Circular and Elliptical Electrodes. Strojniški vestnik - Journal of Mechanical Engineering. [Online] 64:4
%A Bozdana, Ali Tolga 
%A Al-Kharkhi, Nazar Kais 
%D 2018
%T Comparative Experimental and Numerical Investigation on Electrical Discharge Drilling of AISI 304 using Circular and Elliptical Electrodes
%B 2018
%9 electrical discharge drilling; stainless steel; electrode geometry; drilling performance; dimensional accuracy; surface quality
%! Comparative Experimental and Numerical Investigation on Electrical Discharge Drilling of AISI 304 using Circular and Elliptical Electrodes
%K electrical discharge drilling; stainless steel; electrode geometry; drilling performance; dimensional accuracy; surface quality
%X This work introduces a new electrode geometry for making holes with high aspect ratios on AISI 304 using an electrical discharge drilling (EDD) process. In addition to commercially available cylindrical hollow electrodes, an elliptical electrode geometry has been designed, manufactured, and implemented. The principal aim was to improve the removal of debris formed during the erosion process that adversely affects the aspect ratio, dimensional accuracy, and surface integrity. The results were compared and discussed to evaluate the effectiveness of electrode geometry on the machining performance of EDD process with respect to the material removal rate (MRR,) the electrode wear rate (EWR), and the tool wear ratio (TWR). Dimensional features and surface characteristics of the drilled holes were also evaluated in aspects of overcut (OC), aspect ratio (AR), and surface roughness (SR). The experimental results revealed that an elliptical electrode is preferable for producing holes with good dimensional accuracy and improved surface quality. In addition, 3D models of flow field with liquid, gas, and solid phases are proposed for analyses of the interelectrode gap within the machining zone. Based on the results obtained from models, the elliptical electrode also exhibited good flushing capability for effective debris removal.
%U https://www.sv-jme.eu/sl/article/comparative-experimental-and-numerical-investigation-on-electrical-discharge-drilling-of-aisi-304-using-circular-and-elliptical-electrodes/
%0 Journal Article
%R 10.5545/sv-jme.2017.4806
%& 269
%P 11
%J Strojniški vestnik - Journal of Mechanical Engineering
%V 64
%N 4
%@ 0039-2480
%8 2018-06-26
%7 2018-06-26
Bozdana, Ali Tolga, & Nazar Kais  Al-Kharkhi.
"Comparative Experimental and Numerical Investigation on Electrical Discharge Drilling of AISI 304 using Circular and Elliptical Electrodes." Strojniški vestnik - Journal of Mechanical Engineering [Online], 64.4 (2018): 269-279. Web.  25 Jan. 2020
TY  - JOUR
AU  - Bozdana, Ali Tolga 
AU  - Al-Kharkhi, Nazar Kais 
PY  - 2018
TI  - Comparative Experimental and Numerical Investigation on Electrical Discharge Drilling of AISI 304 using Circular and Elliptical Electrodes
JF  - Strojniški vestnik - Journal of Mechanical Engineering
DO  - 10.5545/sv-jme.2017.4806
KW  - electrical discharge drilling; stainless steel; electrode geometry; drilling performance; dimensional accuracy; surface quality
N2  - This work introduces a new electrode geometry for making holes with high aspect ratios on AISI 304 using an electrical discharge drilling (EDD) process. In addition to commercially available cylindrical hollow electrodes, an elliptical electrode geometry has been designed, manufactured, and implemented. The principal aim was to improve the removal of debris formed during the erosion process that adversely affects the aspect ratio, dimensional accuracy, and surface integrity. The results were compared and discussed to evaluate the effectiveness of electrode geometry on the machining performance of EDD process with respect to the material removal rate (MRR,) the electrode wear rate (EWR), and the tool wear ratio (TWR). Dimensional features and surface characteristics of the drilled holes were also evaluated in aspects of overcut (OC), aspect ratio (AR), and surface roughness (SR). The experimental results revealed that an elliptical electrode is preferable for producing holes with good dimensional accuracy and improved surface quality. In addition, 3D models of flow field with liquid, gas, and solid phases are proposed for analyses of the interelectrode gap within the machining zone. Based on the results obtained from models, the elliptical electrode also exhibited good flushing capability for effective debris removal.
UR  - https://www.sv-jme.eu/sl/article/comparative-experimental-and-numerical-investigation-on-electrical-discharge-drilling-of-aisi-304-using-circular-and-elliptical-electrodes/
@article{{sv-jme}{sv-jme.2017.4806},
	author = {Bozdana, A., Al-Kharkhi, N.},
	title = {Comparative Experimental and Numerical Investigation on Electrical Discharge Drilling of AISI 304 using Circular and Elliptical Electrodes},
	journal = {Strojniški vestnik - Journal of Mechanical Engineering},
	volume = {64},
	number = {4},
	year = {2018},
	doi = {10.5545/sv-jme.2017.4806},
	url = {https://www.sv-jme.eu/sl/article/comparative-experimental-and-numerical-investigation-on-electrical-discharge-drilling-of-aisi-304-using-circular-and-elliptical-electrodes/}
}
TY  - JOUR
AU  - Bozdana, Ali Tolga 
AU  - Al-Kharkhi, Nazar Kais 
PY  - 2018/06/26
TI  - Comparative Experimental and Numerical Investigation on Electrical Discharge Drilling of AISI 304 using Circular and Elliptical Electrodes
JF  - Strojniški vestnik - Journal of Mechanical Engineering; Vol 64, No 4 (2018): Strojniški vestnik - Journal of Mechanical Engineering
DO  - 10.5545/sv-jme.2017.4806
KW  - electrical discharge drilling, stainless steel, electrode geometry, drilling performance, dimensional accuracy, surface quality
N2  - This work introduces a new electrode geometry for making holes with high aspect ratios on AISI 304 using an electrical discharge drilling (EDD) process. In addition to commercially available cylindrical hollow electrodes, an elliptical electrode geometry has been designed, manufactured, and implemented. The principal aim was to improve the removal of debris formed during the erosion process that adversely affects the aspect ratio, dimensional accuracy, and surface integrity. The results were compared and discussed to evaluate the effectiveness of electrode geometry on the machining performance of EDD process with respect to the material removal rate (MRR,) the electrode wear rate (EWR), and the tool wear ratio (TWR). Dimensional features and surface characteristics of the drilled holes were also evaluated in aspects of overcut (OC), aspect ratio (AR), and surface roughness (SR). The experimental results revealed that an elliptical electrode is preferable for producing holes with good dimensional accuracy and improved surface quality. In addition, 3D models of flow field with liquid, gas, and solid phases are proposed for analyses of the interelectrode gap within the machining zone. Based on the results obtained from models, the elliptical electrode also exhibited good flushing capability for effective debris removal.
UR  - https://www.sv-jme.eu/sl/article/comparative-experimental-and-numerical-investigation-on-electrical-discharge-drilling-of-aisi-304-using-circular-and-elliptical-electrodes/
Bozdana, Ali Tolga, AND Al-Kharkhi, Nazar Kais.
"Comparative Experimental and Numerical Investigation on Electrical Discharge Drilling of AISI 304 using Circular and Elliptical Electrodes" Strojniški vestnik - Journal of Mechanical Engineering [Online], Volume 64 Number 4 (26 June 2018)

Avtorji

Inštitucije

  • University of Gaziantep, Mechanical Engineering Department, Turkey 1
  • University of Baghdad, Automated Manufacturing Engineering, Iraq 2

Informacije o papirju

Strojniški vestnik - Journal of Mechanical Engineering 64(2018)4, 269-279

https://doi.org/10.5545/sv-jme.2017.4806

This work introduces a new electrode geometry for making holes with high aspect ratios on AISI 304 using an electrical discharge drilling (EDD) process. In addition to commercially available cylindrical hollow electrodes, an elliptical electrode geometry has been designed, manufactured, and implemented. The principal aim was to improve the removal of debris formed during the erosion process that adversely affects the aspect ratio, dimensional accuracy, and surface integrity. The results were compared and discussed to evaluate the effectiveness of electrode geometry on the machining performance of EDD process with respect to the material removal rate (MRR,) the electrode wear rate (EWR), and the tool wear ratio (TWR). Dimensional features and surface characteristics of the drilled holes were also evaluated in aspects of overcut (OC), aspect ratio (AR), and surface roughness (SR). The experimental results revealed that an elliptical electrode is preferable for producing holes with good dimensional accuracy and improved surface quality. In addition, 3D models of flow field with liquid, gas, and solid phases are proposed for analyses of the interelectrode gap within the machining zone. Based on the results obtained from models, the elliptical electrode also exhibited good flushing capability for effective debris removal.

electrical discharge drilling; stainless steel; electrode geometry; drilling performance; dimensional accuracy; surface quality