Parametric optimization on ss 304l using plasma arc cutting. Optimization on operating parameters of cnc plasma machine by. Water jet machining water jet cutting can reduce the costs and speed up the processes by eliminating or reducing expensive secondary machining process. The topic for the thesis writing is the analysis of process parameters of plasma arc cutting using design of experiment techniques. Explore plasma assisted milling of hrsa with free download of seminar report and ppt in pdf and doc format. The plasma arc cutting process employs a plasma torch with a very narrow bore to produce a transferred arc to the. The focus on this project is to obtain an optimum condition setting to obtain maximum mrr and minimum the surface roughness sr. Study the effect of process parameters in plasma arc cutting.
This paper investigates the effects and parametric optimization of process parameters for plasma arc cutting pac of en31 steel using grey relation analysis. Guide to machining carpenter specialty alloys guide to machining carpenter special ty all o ys carpenter technology corporation wyomissing, pa 19610 u. Optimization of process parameters in plasma arc cutting of en 31 steel based on mrr and multiple roughness characteristics using grey relational analysis. The plasma arc cutting process is illustrated in fig. Early plasma cutters were large, slow, and expensive. Plasma arc machining process, diagram, application, advantages and disadvantages introduction. Bini and at all were conducted experiment on 15mm thick mild steel sheets metals using process parameters like arc voltage. Plasma arc cutting process and equipment considerations. This method is straightforward with easy operability, and the results have also been established by running confirmation tests. This channel is formed by faculty from bit to enhance the knowledge of students towards technical and fundamentals this video explains plasma arc machining.
Schematic diagram of plasma arc cutting 1 first of all, plasma arc torch nozzle is placed on the plate at some standoff distance where the cutting will be carried out as shown in figure 1. May 12, 2017 plasma arc machiningbasic terms and working. Optimization of process parameters in plasma arc cutting of. Also explore the seminar topics paper on plasma assisted milling of hrsa with abstract or synopsis, documentation on advantages and disadvantages, base paper presentation slides for ieee final year mechanical engineering me or production automobile students for the year 2019 2020. If you like this article, dont forget to share it on social networks.
The plasma arc cutting on the plate is connected by computer numerical control cnc system which can reduce cutting time and improve accuracy. The plasma arc machining process was introduced to the industries in 1964 as a method of bringing better control to the arc welding process in lower current ranges. Plasma arc machining pam employs a highvelocity jet of hightemperature gas to melt and displace material in its path. Nov 05, 2017 this channel is formed by faculty from bit to enhance the knowledge of students towards technical and fundamentals this video explains plasma arc machining pam in details with explanation of all.
Metal transfer and arc plasma in gas metal arc welding journal of heat transfer. Optimization of machining process parameters in plasma arc. Pdf optimization of process parameters in plasma arc. Plasma arc cutting is machining process where material is cut by plasma arc. The premise attributes beneficial knowledge for managing the machining parameters to enhance the preciseness of machined parts by plasma arc cutting. Cv kurnia abadi cnc plasma cutting, engaged in cnc plasma cutting based metal cutting services the manufacture of ornaments from steel metal to aluminum. When a flowing gas is heated to a sufficiently high temperature of the order of 16,500c to become partially ionised, it is known as plasma. Conventional and non conventional machining processes. Study the effect of process parameters in plasma arc cutting on quard400 material using analysis of variance. Optimization of process parameters in plasma arc cutting.
Plasma arc machining is one of the most important non conventional machining method used in fabrication industries because of its high accuracy, ability to machine any hard material, ability to produce any intricate shape and better finish. The plasma starts between the tungsten electrode and the orifice by a low current pilot arc. Multi objective optimization of process parameters in plasma. The stream temperature of the plasma is influenced by many factors, including electrical, kinematic and technological factors. Plasma arc cutting pac is a thermal cutting process that makes use of a. One amongst the foremost necessity, the nonconventional machines like cnc plasma flame machins increase its demand in market due to high accuracy, finishing, and ability of machining any arduous materials. Apr 21, 2015 introduction the plasma arc machining process was introduced to the industries in 1964 as a method of bringing better control to the arc welding process in lower current ranges. The principle of plasma arc machining is shown in the figure. The plasma is obtained by forcing a gas through an electric arc generated between cathode hot tungsten and. Plasma is defined as a gas that has been heated to a sufficiently high temperature to become partially ionized and therefore electrically conductive. In a plasma torch, known as the gun or plasmatron, a volume of gas such as h2, n2, 02, etc. Plasma arc machining pam kcg college of technology.
Advance future in plasma arc welding plasma arc gouging is effective on most. Radovanovic and others published modeling the plasma arc cutting process using ann find, read and cite. Plasma arc cutting pac is a thermal cutting process that makes use of a constricted jet of hightemperature plasma gas to melt and separate cut metal. Optimization of plasma arc cutting by applying taguchi. Plasma arc machining process, diagram, advantages and.
Optimization of dimensional accuracy in plasma arc cutting. However, as with any piece of equipment you need to know how and why. Plasma arc welding is an arc welding process wherein coalescence is produced by the heat obtained from a constricted arc setup between a tungstenalloy tungsten electrode and the watercooled constricting nozzle nontransferred arc or between a tungstenalloy tungsten electrode and the job transferred arc. Two process parameters, cutting speed and gas pressure are considered and experiments. The gas flow, q plasma arc current intensity values till 800 a.
Describe the plasma arc cutting process and its applications in the pipefitting trade identify the different components of plasma arc cutting equipment and ppe required for its use. In this study 12 mm plate thickness hardox400 has been cut by high tolerance voltage, cutting speed, and plasma gas flow rate included as main parameters in the analysis and their effect on unevenness of cut surface is evaluated. Plasma arc cutting pac process is a widely used machining process in several fabrication, construction and repair work applications. A person doesnt need to be a physicist or chemist to understand the plasma arc. Apr, 2017 this is all about plasma arc welding, principle, working, equipments, types, application, advantages and disadvantages. Developments in plasma arc cutting pac of steel alloys. These methods form a group of processes which removes excess material by various. Pdf the effect of various process parameters like welding current, arc gap and welding speed on tensile strength, impact strength and surface. The objective of this work is to study the effects of plasma arc cutting process parameters on hazheat affected zone and bevel angle for low carbon steel 1010 material with thickness 4 mm, which.
Experimental investigation of the plasma arc cutting process. However, as with any piece of equipment you need to know how and why it does what it does and the necessary precautions to do the job safely. Plasma can also be used for plasma arc welding and other applications 24. The statistical tool used for determining the optimum process parameters is taguchi the. The plasma arc cutting process employs a plasma torch with a very narrow bore to produce a transferred arc to the work. Taguchi based parametric analysis and optimization of power consumption and kerf in. Plasma arc machining pam employs a highvelocity jet of high temperature gas to melt and displace material in its path.
This research work presents the effect of process parameter on to the dimensional accuracy of pac process. Monno,journal of materials processing technology 345355 2008. Pdf optimization of welding parameters using plasma arc welding. Called pam, this is a method of cutting metal with a plasmaarc, or tungsten inertgasarc, torch. Plasma arc machining pam plasma arc machining is a nontraditional thermal process. Plasma assisted milling of hrsa seminar report, ppt, pdf. In current scenario, with the increase of demand in market for obtain high surface finish and machining of complex shape geometries, conventional machining process are replaced with nonconventional machining process. Plasma arc cutter machine model ps100 was used to cut the specimens. Plasma arc machining free download as powerpoint presentation.
The appropriate orthogonal array has been selected regarding. Advanced manufacturing processes amps plasma beam machining. This process involves high energized plasma arc to cut any conducting material with better dimensional accuracy in lesser time. The plasma arc torch has a space or area surrounding. The input process parameters were selected as arc voltage, standoff distance and cutting speed. What makes plasma arc welding different from other processes is that the plasma arc welding is concentrated because it is forced through a relatively small orifice. Plasma arc machining or laser beam machining is that which is the last point. Pac of mild steel thin plates of 10 mm through a kali100 plasma arc cutting.
Plackettburman plans and the analysis of expert opinions. The plasma arc cutting pac process was developed for difficulttomachine materials in order to overcome the inefficiency and ineffectiveness of conventional machining methods when it comes to complex shapes and tool wear due to the contact between the tool and the workpiece. The cuts are made by a high temperature, high velocity gas jet generated by constricting an arc between a tungsten electrode and the component. Pdf modeling the plasma arc cutting process using ann. The plasma arc cutting pac process was developed for difficulttomachine materials in order to overcome the inefficiency and ineffectiveness of conventional machining methods when it comes to. The plasma arc cutting process severs metal by using a constricted arc to melt a localized area of a workpiece, removing the molten material with a highvelocity jet of ionized gas issuing from. Since no heat is applied on the materials, cut edges are clean. Chapter 1 early plasma cutting the plasmaarc cutting process saw its first commercial application in the early 1960s. This work aims at evaluating processing parameters, such as the cutting power, scanning.
Plasma arc machining pam methods machining engineering. Consequently, common applications for pac consisted of repeating cutting patterns in a massproduction mode. Optimization of process parameters in plasma arc cutting applying genetic algorithm and fuzzy logic. Plasmaarc machining pam employs a highvelocity jet of hightemperature gas to melt and displace material in its path. In this paper literature has been studied in the context to parametric optimization of cnc plasma flame machining. Subscribe our website for more interesting articles. Aim of present work is to investigate the effects of process parameters of plasma arc cutting of quard 400 material using analysis of variance. The term plasma, as employed in physics, means ionized particles. Study the effect of process parameters in plasma arc. Plasma arc cutting is such a simple process you could almost take it out of the box and start using it. Investigation analysis of plasma arc cutting parameters on the. Plasma arc machining pam free download as powerpoint presentation. Analysis of process parameters of plasma arc cutting of.
In this advanced technological process, the cnc plasma arc machining is gaining terrible background in industry. Pdf developments in plasma arc cutting pac of steel. The plasma arc process has always been seen as an alternative to the oxyfuel process. Investigation analysis of plasma arc cutting parameters on. Plasma is a thermally highly heated up, electrically conductive gas, which consists of positive and negative ions, electrons as well as of excited and neutral. Plasma arc machining pam electric arc welding scribd. In our work, we are going to optimize the machining process parameters of plasma arc machining.
In this part of the series the process fundamentals are described with emphasis being placed on the operating features and the advantages of the many process variants. A critical parameters voltage, current, electrode gap, gas flow rate. Plasma arc machining plasma is defined as the gas, which has been heated to a sufficiently high temperature to become ionized. Plasma arc voltage, vp, the value of plasma arc voltage, vp, is establish function of the nature of the plasmogen gases, the ionization voltage of the gas and the gas flow, dgp. Plasma arc machining process does high temperature and high velocity contracted arc through an amount of gas between the. Experimental study of the features of the kerf generatedby a 200a high tolerance plasma arc cutting system,r. Plasma can cut in a wide range of cutting parameters currents, metal thicknesses and nozzle orifice diameters for plasma arc cutting of stainless steel materials. In this process heat for machining is produced by convection from the high temperature plasma as well as due to direct electron bombardment. Taguchi based parametric analysis and optimization of power. Pdf experimental investigation of the plasma arc cutting. The basic plasma cutting parameters are the intensity of the cutting current, the. Pdf plasma arc cutting optimization parameters for aluminum.
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