A. John Rajan
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View article: APPLICATION OF TAGUCHI-PARETO-DEMATEL METHOD TO OPTIMIZE THE THERMAL SPRAY HIGH-VELOCITY OXY-FUEL (HVOF) PROCESS PARAMETERS USING 67NI18CR5SI4B COATING
APPLICATION OF TAGUCHI-PARETO-DEMATEL METHOD TO OPTIMIZE THE THERMAL SPRAY HIGH-VELOCITY OXY-FUEL (HVOF) PROCESS PARAMETERS USING 67NI18CR5SI4B COATING Open
In contemporary technology, for the parameter of corrosion erosive wear, the responses of metal-based coatings such as FeCrCoAlTiB, FeCrNiSiB and 67Ni18Cr5Si4B among others, in high-velocity oxy-fuel spraying, have been investigated from b…
View article: Aspect Ratio-based Taguchi Method with An Application to the Friction Stir Welding of AA6062-T6 Alloy
Aspect Ratio-based Taguchi Method with An Application to the Friction Stir Welding of AA6062-T6 Alloy Open
This research proposes a new method of modified Taguchi method based on aspect ratios of the parameters integrated with the present worth method for the determination of optimal parametric setting during the friction stir welding process. …
View article: Green Supplier Evaluation and Selection in the Manufacturing Industry Using the Taguchi-VIKOR Methods
Green Supplier Evaluation and Selection in the Manufacturing Industry Using the Taguchi-VIKOR Methods Open
This paper proposes three methods for the joint optimization and selection of parameters in controlling the exhaust emission from logistics and packing industries, using the Taguchi-VIKOR, Taguchi-Pareto-VIKOR, and Taguchi-ABC-VIKOR method…
View article: Tensile strength and elongation prediction for pulsed current gas tungsten arc welded AISI 4135 steel by auto-associative memory network
Tensile strength and elongation prediction for pulsed current gas tungsten arc welded AISI 4135 steel by auto-associative memory network Open
This study predicts the tensile strength and elongation of pulsed current gas tungsten arc welding (PCGTAW) of AISI 4135 P/M steel welds using an auto-associative memory network. The parameters investigated include gas flow rate, base curr…
View article: A grey wolf optimization approach for evaluating the engine responses of various biodiesel blends in an internal combustion engine
A grey wolf optimization approach for evaluating the engine responses of various biodiesel blends in an internal combustion engine Open
The knowledge of the exact thresholds of parameters in the diesel engines, during combustion, is essential to simulate the combustion process, establish parametric values, reduce cost and predict exhaust emissions. Accordingly, the present…
View article: Improving Thermal Friction Drilling Performance of AISI 304 Stainless Steel Using the Harris Hawk Optimization Method
Improving Thermal Friction Drilling Performance of AISI 304 Stainless Steel Using the Harris Hawk Optimization Method Open
Presently, in friction drilling optimization schemes, quick convergence of solutions and simplicity of methods are still challenging. These issues are drawbacks in obtaining the maximum potential benefits from the optimization process. The…
View article: Integration of Fuzzy 0/1 Knapsack Dynamic Programming and PROMETHEE Method for Vehicle Exhaust Emission Parametric Optimization and Selection in the Packing Industry
Integration of Fuzzy 0/1 Knapsack Dynamic Programming and PROMETHEE Method for Vehicle Exhaust Emission Parametric Optimization and Selection in the Packing Industry Open
Packaging industries fabricate and transport products in wrapped, sealed, and cushioned containers and boxes on roads, often through fossil-fuelled vehicles that emit carbons. Thus, decarbonization and net zero emission drive are compellin…
View article: Optimization of MQL-Turning Process Parameters to Produce Environmentally-Benign AISI 4340 Alloy with Nano-Lubricants using Cuckoo Search Algorithm
Optimization of MQL-Turning Process Parameters to Produce Environmentally-Benign AISI 4340 Alloy with Nano-Lubricants using Cuckoo Search Algorithm Open
The current research consists of a machining process involving AISI steel where the input parameters are the cutting depth, feed rate and cutting speed while the responses include the cutting force, surface roughness and tool wear. Usually…
View article: ANALYSIS OF THE THERMAL FRICTION DRILLING PROCESS FOR EFFECTIVE PARAMETRIC CHOICE ON THE DRILLING OF AISI 304 STAINLESS STEEL USING THE FUZZY AHP-MOORA METHOD
ANALYSIS OF THE THERMAL FRICTION DRILLING PROCESS FOR EFFECTIVE PARAMETRIC CHOICE ON THE DRILLING OF AISI 304 STAINLESS STEEL USING THE FUZZY AHP-MOORA METHOD Open
Attaining effective quality control of drilled samples in thermal friction drilling is a challenge considering the disproportionate allocation of drilling resources to parameters. Therefore, it is essential to select the appropriate parame…
View article: A ROBUST OPTIMISATION-EFFICIENCY-DECISION SCHEME FOR ELECTROHYDRAULIC FORMING USING HYBRID TAGUCHI-DATA ENVELOPMENT ANALYSIS-PARETO METHOD FOR ALUMINIUM ALLOY 1100 SHEETS IN AUTOMOTIVE PANELS
A ROBUST OPTIMISATION-EFFICIENCY-DECISION SCHEME FOR ELECTROHYDRAULIC FORMING USING HYBRID TAGUCHI-DATA ENVELOPMENT ANALYSIS-PARETO METHOD FOR ALUMINIUM ALLOY 1100 SHEETS IN AUTOMOTIVE PANELS Open
This paper proposes a hybrid T-DEA-P (Taguchi-Data Envelopment Analysis-Pareto) method to optimise and rank parameters of the electrohydraulic forming process using the aluminium (AA1100) sheets for automotive panel application. A linear p…
View article: Exploring the strength and durability of hemp fiber reinforced moringa bioresin composites for skateboard applications
Exploring the strength and durability of hemp fiber reinforced moringa bioresin composites for skateboard applications Open
The study aimed to develop and analyze bio-based composites, incorporating moringa bioresin and hemp fibers as reinforcing elements. The composites were fabricated using four weight percentage combinations of epoxy, moringa bioresin, and h…
View article: Optimizing the Parameters of Carbon Fiber Reinforced Plastic Composite Drilling Process Using Signal-to-noise Ratio-based Grey Wolf Optimization Algorithm
Optimizing the Parameters of Carbon Fiber Reinforced Plastic Composite Drilling Process Using Signal-to-noise Ratio-based Grey Wolf Optimization Algorithm Open
This study aims to develop an optimization scheme that contributes to the production of carbon fiber-reinforced plastics using the grey wolf optimization approach. Different from other optimization schemes such as the Taguchi method, which…
View article: Interlaminar tensile properties of raw and carbon fiber‐wrapped additively manufactured polyetherimide
Interlaminar tensile properties of raw and carbon fiber‐wrapped additively manufactured polyetherimide Open
High‐performance engineering thermoplastics are important emerging materials, particularly when processed using additive manufacturing technologies. One of the most important among these is polyetherimide, also known as PEI or ULTEM. Using…
View article: Vehicle Exhausts Emission Process Parametric Optimization and Selection using the Fuzzy-Knapsack Dynamic Programming-EDAS Method for Logistics Application
Vehicle Exhausts Emission Process Parametric Optimization and Selection using the Fuzzy-Knapsack Dynamic Programming-EDAS Method for Logistics Application Open
Vehicular exhaust emissions threaten health with the poisonous gas discharges attributed to health problems. Thus, there is an urgent need to reduce discharges from exhaust emissions during logistic services. Consequently, this study propo…
View article: Advancements in 3D printing materials: A comparative analysis of performance and applications
Advancements in 3D printing materials: A comparative analysis of performance and applications Open
3D printing has rapidly evolved and matured in recent years, with a key factor being the improvement in printing materials. This paper compares the performance and applications of various 3D printing materials, including plastics, metals, …
View article: Exploring the use of Biodegradable Polymer Materials in Sustainable 3D Printing
Exploring the use of Biodegradable Polymer Materials in Sustainable 3D Printing Open
The use of biodegradable materials in 3D printing has gained attention due to its potential in addressing environmental concerns in the manufacturing industry. This paper aims to explore the current state of research and development in sus…
View article: Exploring Choroidal Masses: A Comprehensive Guide
Exploring Choroidal Masses: A Comprehensive Guide Open
Choroidal osteoma is a rare benign ossifying tumor that is generally a unilateral condition in the juxtapapillary and macular area. There are multiple choroidal conditions that could remain asymptomatic and identified as an incidental find…
View article: A Fuzzy-Genetic Modelling Approach to Maintenance Scheduling for the Minimization of Fishing Vessel Idle Time in the Maritime Industry
A Fuzzy-Genetic Modelling Approach to Maintenance Scheduling for the Minimization of Fishing Vessel Idle Time in the Maritime Industry Open
As the marine industry becomes more complex and challenging to manage optimizing the idle time of vessels is critical. Although previous idle time reduction efforts in maintenance were through the evaluation of crisp numerical values in op…
View article: Vehicle Exhausts Emission Pattern Decisions for Logistic Services and Packing Industries with Orthogonal Array-Based Rough Set Theory
Vehicle Exhausts Emission Pattern Decisions for Logistic Services and Packing Industries with Orthogonal Array-Based Rough Set Theory Open
Precise monitoring of vehicle emissions in green logistics, focusing on the contributions of vehicles from packing industries, is crucial for many issues. It helps to understand the total emissions and gain insights into the mechanism of v…
View article: Application of Data Envelopment Analysis for Performance Efficiency Evaluation of Oil Palm Empty Bunch Fruit Composites in The Aerospace Industry
Application of Data Envelopment Analysis for Performance Efficiency Evaluation of Oil Palm Empty Bunch Fruit Composites in The Aerospace Industry Open
In this study, we propose the data envelopment analysis method as a scheme to determine the technical efficiency of a set of parametric inputs of the water absorption process when developing the oil palm particulate composite treated with …
View article: Optimisation of Electrical Discharge Machining Processing for AZ91 Magnesium Alloy using Coupled AHP-Taguchi Analyses-GA Method with the Rank Selection Approach
Optimisation of Electrical Discharge Machining Processing for AZ91 Magnesium Alloy using Coupled AHP-Taguchi Analyses-GA Method with the Rank Selection Approach Open
Despite being contemporary, the wire electrical discharge machining (EDM) industry is burdened with complicated and challenging problems. However, the double optimisation method involving Taguchi analyses and genetic algorithms is a powerf…
View article: SELECTION OF POLYMER EXTRUSION PARAMETERS BY FACTORIAL EXPERIMENTAL DESIGN – A DECISION MAKING MODEL
SELECTION OF POLYMER EXTRUSION PARAMETERS BY FACTORIAL EXPERIMENTAL DESIGN – A DECISION MAKING MODEL Open
In this modern world, 3D printing technology plays a very important role in the manufacturing sector. It can be found easily in recent decades, be the increasing use of 3D printing in many fields and including FDM [Fusion Deposition Modell…
View article: A fuzzy TOPSIS method for surface integrity criteria ranking using the wire electrical discharge machining process
A fuzzy TOPSIS method for surface integrity criteria ranking using the wire electrical discharge machining process Open
The objective of this study is to propose a method called the fuzzy technique for order preference by similarity to the ideal solution (F-TOPSIS) to select parameters of the wire electrical discharge machining (WEDM) process. Consequently,…
View article: Application of Fuzzy Analytic Hierarchy Process (FAHP) to Improve Precision and Certainty on Safety Conformity Evaluation in a Bottling Plant
Application of Fuzzy Analytic Hierarchy Process (FAHP) to Improve Precision and Certainty on Safety Conformity Evaluation in a Bottling Plant Open
With the bottling plant facing safety impacts, the commitment toward zero levels of accidents needs to be evaluated. However, the perception and measurement of safety conformity by the safety manager that is subjected to imprecision and un…
View article: An Application of Data Envelopment Analysis in the Selection of the Best Response for the Drilling of Carbon Fiber-reinforced Plastic Composites
An Application of Data Envelopment Analysis in the Selection of the Best Response for the Drilling of Carbon Fiber-reinforced Plastic Composites Open
In the drilling operation, defects such as delamination at exit and entry are very disturbing responses that impact the efficiency of the drilling process. Without control, an exponential growth in the amount of drilled components with def…
View article: Challenges and Opportunities in Additive Manufacturing Polymer Technology: A Review Based on Optimization Perspective
Challenges and Opportunities in Additive Manufacturing Polymer Technology: A Review Based on Optimization Perspective Open
In the emerging modern technology of additive manufacturing, the need for optimization can be found in literature in many places. Additive manufacturing (AM) is making an object layer by layer directly from digital data. Previous works of …