V. K.  Bupesh Raja

V. K. Bupesh Raja
Sathyabama Institute of Science and Technology | S.U · Department of Automobile Engineering

Doctor of Philosophy

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149
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Introduction
Skills and Expertise

Publications

Publications (149)
Article
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Introduction Friction drilling is an innovative method in hole-making for sheet metal applications, thin sheets of conventional structural alloy materials like copper, titanium, steel etc., even though there are other methods, such as thermal distortion for the welding of nuts, riveting of nuts, and threading. For the last hundred years, researcher...
Article
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In this study, a Mg3Zn alloy and a Mg3Zn1HA nanocomposite were fabricated through disintegrated melt deposition, followed by the hot extrusion process. The specimens were subjected to fiber laser surface modification in air and demineralized water (DM) medium to determine the influence of the laser treatment medium on the microstructure, microhardn...
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Steel slag is an industrial by-product of steel production which is obtained during the pyrometallurgical process. Technological dissemination on effective utilization of steel slag in vast quantities globally is essential as the generation of steel is escalating year by year and the availability of steel slag is also in millions of tons. Though st...
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Magnesium Alloy is gaining momentum now a days as it is light in weight and possess moderate strength. Automotive and aerospace industries and electronics companies looking for light and strong and smart materials to save fuel and emission free environments, which magnesium alloy can meet. As Tailor welded magnesium alloy sheets are in demand, AZ31...
Article
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Corten steel is a type of weathering steel possessing high strength with low alloying elements content. The uniqueness of Corten steel lies in its excellent corrosion resistance to elements of nature, and having high strength to weight ratio among the carbon steels. The Corten steel is widely used in fabricating railway coaches, structures like bri...
Conference Paper
In recent years Glass Fiber Reinforced Polymers (GFRP) has laid a strong foundation in manufacturing sector. The unique features of the materials are strength to weight ratio, corrosion resistance, availability and low price. Keeping an eye in the current trend, in the research two different material combinations has added and tested mechanically....
Conference Paper
Magnesium alloys have high potential for applications in automotive and aerospace industries due to their formability characteristics and good mechanical properties. In this review an attempt is made to present past work done on magnesium alloys and the future scope. Some optimal parameters of formability of magnesium alloys in deep drawing and str...
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Corten steel is a low-carbon alloy steel. It is widely used in architecture, the transport sector, and industrial applications, where the steel is exposed to harsh environments. It is very much sought after due to its auto protection from corrosive environments through the formation of patina (rust). e specialty of patina formed on the corten steel...
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Background: Magnesium alloy is not only light in weight but also possesses moderate strength. Magnesium AZ31-H24 alloy sheet has many applications in the automotive and aerospace industries. Experimental stretch forming tests are performed on this sheet to measure the material’s formability by constructing forming limit diagrams. Methods: Several t...
Conference Paper
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The lightweight materials with high strength are gathering a great deal of attention by many researchers in recent times. Magnesium is considered to be one of the most lightest structural material. Its density is just two third to that of Aluminum. These materials are mainly preferred for their light weight properties without compromising its stren...
Article
The objective of this study is to control particulate smoke emissions (PSE) and harmful greenhouse gases (GHG) using post injection-activated continuous active regeneration trap (CART)at maximum throttle pedal position (MTPP) condition while operating on C. pyrenoidosa microalgae biodiesel (CP20D80). Furthermore, the CART unit efficiency is analyze...
Article
In friction drilling technique, friction is developed in between work material and rotating tool. In this method, friction heat is generated. Also, material heat is generated and due to this, tool was penetrated without formation of chip and hence this method is classified as a chip less hole making method. One of the issues faced in friction drill...
Article
Tribology is the study of friction, wear and lubrication. This work aims to study the effect of coatings on the wear behavior of H13 tool steel. Liquid nitriding, plasma nitriding, PVD TiN coating and DLC were utilized on H13 tool steel for increasing the tool life, quality of drilled holes and to reduce the cost of tool material. The wear behavior...
Chapter
Rail IRSM 41-97 steel is a corrosion resistance steel used in railway industries to manufacture wagon body due to it high resistance to corrosion. During rail coach manufacturing, IRSM 41-97 steel plates are welded using ER70S-6 filler wire. Porosity, spatter, lack of fusion, improper weld bead profile, and lack of penetration are some of the probl...
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A large amount of heat is produced in the IC engine during the combustion process, which directly affects the performance, fuel efficiency, and life of the engine. Extended surfaces are extensively uised in many engineering applications as they are simple to design, consume less space, weigh less. Implementation of high emissivity nanoparticles inc...
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The Automotive Industry has undergone a huge revolution – Electric Vehicles! Electric cars are growing fast and the demand for them is increasing all around the world, thanks to the more and improved choice, reduced prices, and enhancing battery technology. Introduced more than 100 years ago, electric vehicles have gone through a tremendous amount...
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Concentrated Solar Energy Soldering (CSES) technique is applied for soldering newly developed Gallium added Sn–0.7Cu Lead-Free solder and evaluated with CSI (Conventional Soldering Iron) solder joints. Tensile strength, bending/flexural strength, microhardness, optical microstructures, SEM microstructures and EDS analysis were utilized to relate CS...
Article
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Traditionally welding is considered as an art rather than a science. The quality of the weld is dependent on the skill and intuition of the welder. The welding process is mostly not reliable and labor-intensive. The solution to the problems in welding lies in utilizing intelligent welding techniques where in the selection of weld parameters like vo...
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Corten A588 grade structural steel is a high strength low carbon alloy with high atmospheric corrosion resistance. A significant defect in Corten A588 grade steel is its mechanical, metallurgical and corrosion properties gets altered and gets affected after post welding process. This is due to the Corten A588 grade steel during welding process gets...
Chapter
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Since the start of electronics, soldering has been studied a dynamic activity in the design of hi-tech microelectronic circuitry, and substantial improvement in soldering practices is perceived in the near future. Concentrated solar energy (CSE) is being used for material treating. In this study, CSE is utilized for soldering and named as the "Conc...
Article
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IRSM41-97 rail steel is a type of structural steel which is highly resistant to atmospheric corrosion. It is a low carbon steel having less than 2% of carbon and other alloying elements like Cr, Cu, Ni, Si, Mn, S and P less than 2%. It is a HSLA structural steel primarily utilised in the railway industry for the construction of railway coaches, bri...
Chapter
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The product lifecycle concept is acknowledged in both the general economy and management studies. In line with the concept, every product features an estimative lifecycle. The car's lifecycle is divided into four stages; they are, introduction, growth, maturity, and decline. Moreover, after a decline, it is sent to the scrap yard. Electric vehicles...
Article
The present study aims in developing high density radiation shielding composite using induction furnace (IF) steel slag as an aggregate (coarse/fine) in concrete. IF steel slag is incorporated in concrete specimens (Mix a - 0% of slag, Mix b - 40% of slag as coarse aggregate, Mix c - 40% of slag as coarse aggregate and 100% as fine aggregate) of si...
Article
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From the time when the electronic age started, soldering has been an significant joining technique inmicroelectronic packaging. Sn–Pb based solder alloys have continuously provided outstanding outcomes,offering numerous remarkable benefits, explicitly, easy handling, little melting temperature, decent oper-ating environment, ductility, and extraord...
Article
Automation sector encompasses a major impact in machining and production of automotive bodies and its elements. Most of the manufacturing industries use the drilling as a significant machining condition for connection processes. So, to make sure the standard of drilling and to boost the properties of drill bits several researchers had developed dif...
Article
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Brake squeal noise has been under analysis by automotive firms for years due to regular client complaints and high warranty prices. Brakes develop large and sustained friction-induced oscillations, referred to brake squeal. Brake squeal is considered a significant operational braking issue in passenger cars and commercial vehicles. This research wo...
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Composite materials assume a significant part in a weight decrease in the transportation industry. Conventional polymer material utilized for the bumper is polymer material. Further weight decrease and biodegradability are accomplished by the utilization of natural fiber reinforced composite bumper. This work examined the static investigation of bu...
Article
The researches have been focused on choosing a suitable material for replacing reinforced polymers. Glass fiber reinforced polymers (GFRP) material has been preferred because of unique properties for making composite structures stronger, because the material has well resistant to corrosion and the material is having high strength to weight ratio. T...
Article
The modern era fully deals with the laser drilling process for making holes in the hardest material for more precise holes. Here we have chosen a titanium alloy Ti6Al4v of 1 mm thickness. The Taguchi method is used to optimize the process parameters. The process parameters we are considering laser power, laser speed, and frequency for Response hole...
Article
Magnesium alloys are widely used in automotive applications in which heat treatment is of primary concern. This article systematically presents the effect of heat treatment when applied on different magnesium alloys. It summarizes the changes occur as a result of heat treatment like microstructure, mechanical properties and corrosion behaviour. The...
Article
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The magnesium-based alloys have limited wear resistance and tribological properties and tend to lose their functionality prematurely under sliding conditions. This can be addressed through conventional surface treatment and coatings. The surface texturing and coating can be simultaneously achieved by carrying out laser ablation under liquid medium....
Article
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Ever since the start of the electronic age, soldering has been an important interconnecting method in microelectronic packaging. Since the 1960 s, development of information technology (IT)-infrastructure has witnessed rapid advancement owing to development of novel electronic equipment. This, in turn, has led to growth and progression of industrie...
Article
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Geopolymer's are ceramic materials which have been dominating industrial and research sectors around the world in the past century. New state-of-the-art materials designed with the help of geopolymerisa-tion reactions are opening up new applications and procedures, and transforming ideas that have been taken for granted in inorganic and mineral che...
Article
Improving heat exchangers thermal efficiency marks materials used, the energy obtained and cost savings directly. The improvement of heat exchange will also considerably increase heat efficiency and the economical nature of design and operation in applications requiring thermal transfer processes. Because of their small diameters, double tube heat...
Article
Corrosion which encompass material science, chemistry, physics, metallurgy and chemical engineering is a topic of interest to interdisciplinary research groups. In order to comprehend the process of corrosion, it is important to understand the reaction which takes place between the corrosive layer and the steel surfaces. Corten steel which is a typ...
Article
Frictions drilling a hole making process were hole is produced in sheet metal lesser than 4 mm thickness. In 90% of the manufacturing industry adopts drilling process. Apart from traditional methods non-traditional method of hole making process is adopted for producing hole in sheet metal. Friction drilling is a chip less hole making method, were c...
Article
Composite laminate widens its application area with numerous researches. Carbon fiber has an excellent mechanical property, making a good choice for applications where as its cost make the designer to search for hybrid alternative. Mechanical properties were investigated on Carbon/jute/glass fibers reinforced hybrid composites. The Carbon/jute/glas...
Article
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Basic frictional contact joints and mechanical properties list of corrosion resistance, hardness, and mechanical behaviours are investigated from this research work. Different rotational speed based on residual stresses is calculated in the main purpose of this research work process. Varied rotational speeds are used in this process like 500, 700 a...
Article
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Composite materials exhibiting good ductility and tensile strength are preferred for a wide array of applications that ranges from building components, automobiles, and aircraft. Aluminum alloy matrix and tungsten carbide reinforcements provide required properties that enhance the mechanical properties of the composites. In this study, the ductilit...
Article
The superior qualities of aluminum alloys and low production cost make them an exceptionally alluring possibility for an assortment of utilizations both from scientific and technological perspectives. In this work, the mechanical behavior of Aluminium alloy 6061 – Tungsten carbide (WC) particulate composite is investigated in comparison with unrein...
Article
This investigation is to review the effect of mechanical behavior of sandwich structures made of two metal plates (like aluminum, copper, steel etc.,) as base and a core material, the properties are analyzed by varying the loads on the base metal, core material and as well as on the sandwich structure to compare the individual strength and mechanic...
Article
Aluminum alloy is used in most of the engineering applications. In most of the automotive sector AA2219 alloy is using. It is necessary to study the heat treatment process for improving the strength of material. In this research the effect of heat treatment of aluminum alloy were discussed. AA2219 aluminum alloy was heat treated by age hardening an...
Article
Friction drilling is recently innovated technique, which is having more benefit than any other techniques. Friction drilling is applicable for material which is<4 mm thickness, mainly in automobile, aerospace, marine etc. Chips which is formed in friction drilling method is melted and pushed to top and bottom of the work material, which is called a...
Article
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Radiography, Ultrasonic, Magnetic Particle, Liquid Penetration and Visual Inspection tests are the common Non-destructive testing techniques that are used to test the weld joints. In this research article an introduction about the need for various (NDT) Non-Destructive Testing techniques and the methods of evaluation adopted for weld joints which c...
Chapter
Metal Matrix Composites (MMCs) are materials produced by adding reinforcement in the form of particles (ceramic or metal), fibers, whiskers or even a sheet metal to a metal or alloy matrix. MMCs possess unique combination of properties such as high strength, wear resistance, corrosion resistance, etc., that far exceeds that of the monolithic parent...
Chapter
Properties of materials including metal matrix composites (MMCs) can be enhanced using innovation in processing techniques. The processing techniques can be classified into primary and secondary processing techniques. Much work is done in primary processing of materials to enhance the properties of MMCs and more innovations are surfacing in seconda...
Article
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The unstoppable need and fast paced progress in the field of science and technology related trades has unlocked the door and set in new frontiers for researchers across the world, specifically those in the field of electronics. Out of many areas the one with a huge impact is the soldering technology.Ever since the birth of electronic era, soldering...
Conference Paper
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Weathering steel is a (HSLA) high strength low alloy steel which constitutes elements like chromium, nickel, copper, silicon and phosphorous. The silicon and phosphorous present in weathering steel are responsible for enhancing the corrosion resistant properties. Weathering (Corten A588 Grade) steel is widely being used in the areas such as constru...
Conference Paper
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Laser beam welding (LBW) is used for high productivity at a lower cost. Problems during conventional welding process are prevailed over by LBW process. IRSM 41-97 steel is used for building railway coaches and construction of bridges. In this research Autogenous GTAW welding and high-power density and lower energy input CO2 laser beam is used for p...
Conference Paper
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ER70S-6 Filler wire is used for welding weathering steels for various applications like landscape and garden architectural design, storm water management, roofing and walls in construction. During the welding of weathering steel using GTAW or GMAW welding process, the residual stress formation on the weld zone leads to failure. When these welded we...
Conference Paper
Magnesium and its alloys are wont to replace steel/aluminum for automotive, structural and sheet applications. Mg sheet might be utilized in car body for non-structural and semi-structural applications, while extrusions might be utilized in such structural applications as space frames. However, the event of latest manufacturing techniques play a cr...
Conference Paper
In an Internal combustion engine muffler or a silencer (muffler is an American word whereas silencer is used in British English; both meaning the same) is used for decreasing noise. The exhaust gas at high temperature produces high sound, a part of automotive system which acts as a noise deadening device. Today no Exhaust systems in an automobile c...
Conference Paper
Manufacturing industry is facing problem with selection of proper materials for automotive applications. In this review, a new material geopolymer introduced and compared with other materials. This material had few advantages like lightweight material, which has capacity to replace materials like Ordinary Portland Cements (OPC). Geopolymer material...
Conference Paper
The most common method of joining ribs and edges is riveting. In modern technology riveting process is mostly used in automotive and aerospace industry. When the bulging effects of rivets occur, there will be deformation in the material's surface structure. Riveting sequence is one important approach to eliminate continues effect of the bulging and...
Article
The objective of this study is to carry out a literature review on the effect of friction drilling parameters on the mechanical and metallurgical properties of materials. The friction drilling process uses heat generated by friction in between work piece and tool. In a single step tool penetrates into work material forming a circular hole and forms...
Article
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In present work, experimental investigation has been carried out to study the effect of hybridization of glass fiber with untreated hemp fiber and treated hemp Fiber on mechanical properties. The Hemp fiber were alkaline treated using NaOH solution and its mechanical properties is also studied. Reinforcement of hemp and glass fiber was done with ep...
Chapter
The book on “Innovative Teaching and Learning Process during COVID 19” is a very good effort in bringing novel ideas at the time of pandemic. The engagement with academic fraternity leading to this wonderful outcome is laudable. As the editors of this book, we are fortunate to go through every article and found few interesting aspects in teaching a...
Chapter
The book on “Innovative Teaching and Learning Process during COVID 19” is a very good effort in bringing novel ideas at the time of pandemic. The engagement with academic fraternity leading to this wonderful outcome is laudable. As the editors of this book, we are fortunate to go through every article and found few interesting aspects in teaching a...
Article
In the present research, an attempt was made to determine the suitable coated tool for drilling AA5052 nano hybrid sandwich sheet using Response Surface Methodology (RSM) and Taguchi method. The work aims at minimizing thrust force and torque on a friction drilling tool for drilling holes. Plasma Nitriding, Liquid Nitriding, and PVD Titanium Nitrid...
Article
Full-text available
Friction drilling is a nontraditional hole making process getting tremendous attention recently. In this process, tool is penetrated into the work piece due to the softening caused by the heat, which is developed between tool and the work piece. Materials less than 5mm thickness can be used for friction drilling. Wide varieties of materials such as...
Article
This study investigates the effects of input parameters and coating techniques for realizing smooth surface finish on AZ31B magnesium alloy. Response surface methodology was used for predicting the best input parameters. Three kinds of coating parameters were adopted on a H13-D2 friction drilling tool. Lightweight magnesium alloy (AZ31B) of less th...
Article
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In this study, “Concentrated Solar Energy (CSE)” is applied for soldering and is named as the “Concentrated Solar Energy Soldering (CSES) technique.” Lead-free solders are used for comparing novel CSES technique solder joints with CSI (Conventional Soldering Iron) solder joints. Tensile strength, bending/flexural strength, microhardness, electrical...
Chapter
A theoretical investigation is considered to discover possible alternatives on behalf of R134a, R12 and R22 for traditional vapor compression refrigeration system. For the same two azeotrope blends, R404A and R407C are nominated. The theoretical analysis is conceded for the refrigerating system at a continual condensation temperature of 50 ℃ and −1...
Chapter
Fuel economy and environmental conservation are the major factors to consider magnesium alloys for automotive industry and aero space and other electronics companies. The key features like high strength to density ratio, moderate damping capacity, recyclability, reduced CO2 emissions are added advantages of magnesium alloys in automotive applicatio...
Chapter
In this study Aluminium A356 alloy is reinforced with induction furnace steel slag for improving the mechanical and corrosion properties inorder to meet the functional requirements in automotive brake shoe. The Metal Matrix Composite (MMC) was prepared by using stir casting technique. The metal matrix composite was subjected to salt spray test to s...
Article
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Corten A588 steel is a high-strength low alloy structural steel having 0.19% wt of carbon content. It has good corrosion resistance when exposed to extreme atmospheric conditions. Corten steel weighs less than other grades of carbon steel without compromising its strength. Corten A588 is mainly used in building railway wagons. In rail coach manufac...
Article
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Low carbon steel is also known as Corten steel. It has a lower level of carbon (0.05% to 0.3%). Low carbon steel is widely used in the construction industry for building bridges, buildings, and telecommunication towers, etc. The major problems faced during welding of this material are to form residual thermal stresses, cracking, lack of fusion, etc...
Article
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Superior mechanical and formability properties are essential for applications in aviation, road vehicles, rail coaches and shipbuilding industry. Continuous efforts are carried on to identify suitable materials that satisfy the demanding properties for the above applications. Fiber metal laminates (FMLs) with E-glass reinforcements find its applica...
Article
The polymer based composites are used in various applications due to their light weight, chemical inertness and long life. In this study the effect of rice husk addition to epoxy based composite plates on the drilling parameters was investigated. The results showed that the addition of rice husk considerably improves strength of the composites and...
Article
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In this study, copper (Cu), chromium (Cr), nickel (Ni), and zinc (Zn) are deposited onto corten A588 grade steel by electroplating technique. After depositing the coating, microstructure, micro-hardness and surface morphology are studied. This is done through X-ray diffraction (XRD), Vickers hardness and field emission scanning and electron microsc...
Article
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The present study addresses the utilization of induction furnace steel slag which is an anthropogenic waste, for enhancing the mechanical properties of a commercial aluminium alloy A356. Different weight percentage (3wt%, 6wt%, 9wt%, and 12wt%) of steel slag particles in 1 to 10 μm size range were used as reinforcing particles in aluminium alloy A3...