<abstract xmlns="http://www.w3.org/1999/xhtml">The PMS-EDDG is an effective hybrid process to beat the problems identified in machining of Inconel 600 through the conventional machining process. This hybrid-machining-process is a combination of SDG and Powder Mixed-EDM process. Modeling, comparative investigation, determination of optimal setting of process factors, and various surface developments in S-EDDG of Inconel 600 with chromium and absence of chromium-powder blended dielectric fluid (DF) have been narrated in this research work. One set of 31 experiments with chromium-powder and another set of 31 experiments without chromium-powder mixed DF was conducted on this set-up in accordance with the C-C-R-D plan of experimentation. The developed models through RSM support to investigate the behavior of input process-factors over the responses. The input factors in this research work are ampere-current (I), pulse-on-time (Ton), wheel speed (WS), and duty cycle (DC). The MRR and Ra are the output-responses in this machining process. The optimum setting of process-parameters is computed through the integrated Grey-Taguchi based WPCA-approach. The confirmation experiment is conducted on this set-up at the optimum-condition and its results display the agreeable matching among the actual and predicted values. The WMPI is improved by 0.414. The SEM investigation has been conducted at the optimum-condition on the produced machined-surfaces and on the produced white recast-layer thickness.</abstract>

The PMS-EDDG is an effective hybrid process to beat the problems identified in machining of Inconel 600 through the conventional machining process. This hybrid-machining-process is a combination of SDG and Powder Mixed-EDM process. Modeling, comparative investigation, determination of optimal setting of process factors, and various surface developments in S-EDDG of Inconel 600 with chromium and absence of chromium-powder blended dielectric fluid (DF) have been narrated in this research work. One set of 31 experiments with chromium-powder and another set of 31 experiments without chromium-powder mixed DF was conducted on this set-up in accordance with the C-C-R-D plan of experimentation. The developed models through RSM support to investigate the behavior of input process-factors over the responses. The input factors in this research work are ampere-current (I), pulse-on-time (Ton), wheel speed (WS), and duty cycle (DC). The MRR and Ra are the output-responses in this machining process. The optimum setting of process-parameters is computed through the integrated Grey-Taguchi based WPCA-approach. The confirmation experiment is conducted on this set-up at the optimum-condition and its results display the agreeable matching among the actual and predicted values. The WMPI is improved by 0.414. The SEM investigation has been conducted at the optimum-condition on the produced machined-surfaces and on the produced white recast-layer thickness.

Grey-WPCA Based Parametric-Optimization and Modelling of Chromium Powder Mixed Surface-Electro Discharge Diamond Grinding of Inconel 600 Using RSM

Acropolis Institute of Technology and Research, Department of Mechanical Engineering

Malaviya National Institute of Technology, Department of Mechanical Engineering

Shri Govindram Seksaria Institute of Technology and Science, Department of Mechanical Engineering

Strojnícky časopis - Journal of Mechanical Engineering

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

The PMS-EDDG is an effective hybrid process to beat the problems identified in machining of Inconel 600 through the conventional machining process. This...

Grey-WPCA Based Parametric-Optimization and Modelling of Chromium Powder Mixed Surface-Electro Discharge Diamond Grinding of Inconel 600 Using RSM

Published Online: Dec 05, 2019

Page range: 65 - 88

DOI: https://doi.org/10.2478/scjme-2019-0044

Keywords
Analysis of variance (ANOVA), Powder Mixed Surface-Electro Diamond Discharge Grinding (PMS-EDDG), hybrid process, RSM, and Inconel 600

© 2019 Manoj Modi et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Grey-WPCA Based Parametric-Optimization and Modelling of Chromium Powder Mixed Surface-Electro Discharge Diamond Grinding of Inconel 600 Using RSM

Published Online: Dec 05, 2019

Page range: 65 - 88

DOI: https://doi.org/10.2478/scjme-2019-0044

KeywordsAnalysis of variance (ANOVA), Powder Mixed Surface-Electro Diamond Discharge Grinding (PMS-EDDG), hybrid process, RSM, and Inconel 600

© 2019 Manoj Modi et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Keywords
Analysis of variance (ANOVA), Powder Mixed Surface-Electro Diamond Discharge Grinding (PMS-EDDG), hybrid process, RSM, and Inconel 600