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1871 articles for “Paper”
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A Review on Layer Formation Studies in Selective Laser Melting of Steel Powders and Thin Wall Parts Using Pulse Shaping
Abstract: This paper advances the conclusions of the selective laser melting (SLM) of tool steel and stainless steel powders. The characteristic feature is the melting of single layers in deep powder beds by a continuous CO2 laser. First, effect of development parameters on the surface roughness for each material is examined. Based on these results combined with visual observation of the solidified tracks, the question is then discussed as how the …
Published in International Journal of Manufacturing and Materials Processing · Vol. 3, Issue 1, 2017 · pp. 9–15 Read article
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Selection of Gear Materials Using MCDM-TOPSIS Approach
Abstract: Materials selection are a key issue in the optimal design of the industrial product. Material selection is a difficult and subtle task because of an immense number of different available materials. Increasing demand for gears in the different field of applications has forced manufacturers to design and develop gears which compete in the global market and satisfy the user requirements as well as environmental conditions. Various attributes of gear materials …
Published in International Journal of Manufacturing and Materials Processing · Vol. 3, Issue 2, 2017 · pp. 10–15 Read article
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Optimization of CNC Machining Parameter for Al6061 to Improve Surface Roughness and Material Removal Rate
Abstract: In the present study effect of cutting parameter on material removal rate and surface roughness are measured and they are optimized. The experiment is performed on Al6061 work material. Design of experiment is done with Taguchi method. Input parameters taken for experiment are speed, feed and depth of cut for turning and surface roughness and material removal rate are output responses parameter. The analysis is carried out using S/N ratio …
Published in International Journal of Manufacturing and Materials Processing · Vol. 3, Issue 2, 2017 · pp. 29–35 Read article
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Investigation of Optimal Process Parameters of Extrusion Blow Molding Process Using Grey Taguchi Analysis
Abstract: Optimization of machining processes is essential for achieving higher productivity and high-quality products in order to remain competitive. The objective of this study is to optimize the process parameter of extrusion blow molding process for making a plastic container of high density polyethylene (HDPE) grade B52A003 produced by the extrusion blow molding process at CIPET Gwalior. Quality of plastic container of HDPE B52A003 material depends on various parameters. In this …
Published in International Journal of Manufacturing and Materials Processing · Vol. 4, Issue 1, 2018 · pp. 1–11 Read article
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Galerkin Method of Weighted Residual to Study on Enhanced Heat Transfer in Cylindrical Micro-Fins Heat Sink Using Artificial Surface Roughness
Abstract: In this paper, a theoretical investigation is carried out on the use of artificial surface roughness for enhanced heat transfer and thermal management of cylindrical micro-fins with artificial surface roughness. The developed thermal models which are solved using Galerkin method of weighted residual, considered variable thermal properties according to linear, exponential and power laws. The approximate analytical solutions are used to carry out parametric studies and to establish the thermal …
Published in International Journal of Manufacturing and Materials Processing · Vol. 4, Issue 2, 2018 · pp. 12–22 Read article
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CFD Analysis of Hydrodynamic Journal Bearing
Abstract: Journal bearings have the longest history on scientific study of any class of fluid-film bearings. These journal bearings are widely used in most of the rotating machineries due to its high load-carrying capacity and formation of fluid-film thickness during the operation. This research paper represents performance evaluation of hydrodynamic journal bearing using Computational Fluid Dynamics (CFD) approach. For this study, two different geometrical bearings are considered (circular and non-circular) operating …
Published in International Journal of Manufacturing and Materials Processing · Vol. 4, Issue 2, 2018 · pp. 23–29 Read article
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Multi-objective Optimization of Weld Bead Geometry of Micro-plasma Arc Welded Titanium (Ti–6Al–4V) Alloy Sheets Using TOPSIS
Abstract: Titanium alloys are used in the manufacturing of aero engine components for their attractive, combined properties such as lightness, good strength-to-density ratio, corrosion resistance. In the present paper, titanium (Ti–6Al–4V) alloy sheets are butt welded using micro-plasma arc welding. Peak current, base current, pulse rate, and pulse width are considered as weld input parameters and weld bead geometry parameters, namely front width, back width, front height, back height, are considered …
Published in International Journal of Manufacturing and Materials Processing · Vol. 5, Issue 1, 2019 · pp. 37–48 Read article
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FEA Analysis on Motor Support Assembly of Window Air Conditioner
Abstract: The objective of this paper is to analyze and optimize the motor support assembly of the window air conditioner. The redesigned motor support assembly is the combination of multiple parts of the existing product. In the motor support assembly, motor support base part is optimized to reduce the weight of the component with maximum stiffness for the applied loads and constraints. The CAD model of motor support assembly is performed …
Published in International Journal of Manufacturing and Materials Processing · Vol. 5, Issue 1, 2019 · pp. 49–56 Read article
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Study the effect of lubrication on hardness in the ring compression test
Abstract: Mild Steel is commonly used to produce automotive parts such as shafts, gears and bearings. This paper focuses on the hardness distribution in the mild steel ring specimen after compress under rigid dies. Three different types of lubricants namely boric acid, Vaseline, grease and dry condition were employed as lubricants and the coefficient of friction corresponding to the lubricant evaluated using standard ‘Ring compression test’. The strain distributions obtained from …
Published in International Journal of Manufacturing and Materials Processing · Vol. 5, Issue 2, 2019 · pp. 18–27 Read article
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Fatigue Life Assessment of Welded Joints: A Review
Abstract: In the present review article, the research and progress in the estimation of fatigue life of welded joints are critically reviewed from different perspectives. The fatigue is the common mode of failure in welded joints. Fatigue strength is recognized as closely related to the accurate geometrical characteristics of the welded joint. The emphasis is done on the scientific techniques applied in the fatigue life estimation of butt and T-joints. Further, …
Published in International Journal of Manufacturing and Materials Processing · Vol. 6, Issue 1, 2020 · pp. 31–39 Read article
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Six Sigma (DMAIC) Approach to Optimise Operation Variables in High Pressure Die Casting
Abstract: Components manufactured by High Pressure Die Casting (HPDC) typically have excellent mechanical and metallurgical properties, and the process generally preferred for the manufacture of high-value-added products. This research paper focuses on the implementation of the Six Sigma philosophy to optimize the variables of the HPDC manufacturing process. As a systematic outline for quality improvement and achievement business excellence, the Six Sigma philosophy has become the model of the industrial world …
Published in International Journal of Manufacturing and Materials Processing · Vol. 6, Issue 2, 2020 · pp. 22–51 Read article
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A Review on Reduction of Scrap in Foundry by Using of Quality Control Tools
Abstract: Casting is one of the oldest manufacturing processes and is a primary manufacturing process. Products originating from castings are the input for many manufacturing processes such as forging, machining, rolling, wire drawing, extrusion, and welding. Therefore, the product made from casting should be a good quality product without defects or with minimum defects. Indeed, the quality of the products reduces as a reason of many process parameters such as molten …
Published in International Journal of Manufacturing and Materials Processing · Vol. 6, Issue 1, 2020 · pp. 6–17 Read article
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Analysis of Mechanical Attributes of Nano clay Reinforced Polymer Composites
Abstract: Composite material provide a Higher and unique mechanical and physical attributes because of its combines the most unique attributes of its composition while underlying their least advantageous attributes . Composites have been widely used in various application starting from aerospace , Manufacturing plants , Electrical equipment's , Marine , Automotive ,Civil Infrastructure , Corrosive Environment’s ,Whereas the Epoxy which are the cured components of two chemical functional group namely polyepoxides …
Published in International Journal of Manufacturing and Materials Processing · Vol. 7, Issue 1, 2021 Read article
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Review on Recent Trends in Laser Assisted Machining of Hard to Cut Materials
Abstract: Laser-assisted machining (LAM), an alternative method of fabricating hard-to-machine materials, like ceramics, composites, Titanium alloy, Nickel based alloy are being developed and widely utilized in aerospace, automotive, medical and nuclear industries due to their special properties. These materials posing many challenges when machined with the help of Conventional methods of machining. Conventional methods of machining these materials are found to be uneconomical. Among the various external energy assisted machining methods, …
Published in International Journal of Manufacturing and Materials Processing · Vol. 7, Issue 2, 2021 · pp. 49–57 Read article
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Composites: The Future Generation of Aircraft Materials
Abstract: New developments in material science and its technologies find their best fulfilling areas in aircraft and space vehicles. The aviation and space industry has often been a catalyst for the development and innovation of a new material framework in its construction. The basic parameters for aerospace development are weight reduction, system-specific requirements, and low cost. Materials have an impact on the entire life cycle of an airplane, from the design …
Published in International Journal of Manufacturing and Materials Processing · Vol. 7, Issue 2, 2021 · pp. 1–10 Read article
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Performance Analysis of Gradient-Based Focus Measures in a Parallax Affected SFF Scenario
Abstract: Abstract For scene reconstruction, shape from focus (SFF) is a popular technique in the field of computer vision. This is the fact that the SFF technique is based the focus levels of the pixels of the image preserves depth information. Conventionally, when there is a relative motion between the camera and the scene, SFF is implemented by using telecentric lenses, which avoid parallax effects. This becomes the chief component for …
Published in International Journal of Computer Aided Manufacturing · Vol. 1, Issue 2, 2016 · pp. 1–12 Read article
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Study of Shape from Focus Algorithm
Abstract: Computer vision incorporates various three dimensional (3D) vision techniques which mainly aims at reconstructing a scene from a set of two dimensional (2D) images. Passive 3D vision techniques such as stereo vision require disparity between the images of the same scene taken from multiple views. Shape from focus (SFF) is a technique which recovers 3D geometry of the scene based on focus which is an accommodation cue. Multiple images of …
Published in International Journal of Computer Aided Manufacturing · Vol. 1, Issue 2, 2016 · pp. 13–20 Read article
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Optimizing Work Scheduling In Shop Floor Using Ant-Colony Algorithm
Abstract: A job shop manufacturing system is specifically designed to simultaneously produce different types of products in a shop floor. Job shop scheduling problems (JSSPs) have been studied extensively and most instances of JSSP are NP-hard, which implies that there is no polynomial time algorithm to solve them. As a result, many approximation methods have been explored to find near-optimal solutions within reasonable computational efforts. Furthermore, in a real world, JSSP …
Published in International Journal of Computer Aided Manufacturing · Vol. 1, Issue 1, 2016 · pp. 19–28 Read article
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Aspects of Advanced Manufacturing Technologies : The Review
Abstract: The advanced manufacturing systems helps to improve the production processes and various management techniques. Advanced manufacturing Technology (AMT) involves the innovative integration and optimisation of new technology. This helps to increase the productivity and flexibility. In this research paper several factors have been studied from the literature review Key words: Advanced, Manufacturing, factors, production
Published in International Journal of Computer Aided Manufacturing · Vol. 1, Issue 1, 2016 · pp. 07–09 Read article
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Review on HSM of Titanium Alloys in Aerospace Industry
Abstract: Despite of good strength-to-weight ratio and superior corrosion resistance of titanium alloys, it is very difficult to machine them due to their poor machinability. Productivity and efficiency of the titanium alloys can be improved by means of high speed machining tools. Eventually, it is a much needed technology to complement the advancements in aerospace manufacturing applications. A bulk of literature is accounted for the purpose that simply suggest that different …
Published in International Journal of Computer Aided Manufacturing · Vol. 1, Issue 1, 2016 · pp. 10–14 Read article