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1334 articles for “Rats”
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Mathematically Modeling of PV-Wind Hybrid System
Abstract: The study of hybrid (Photovoltaic and wind) generation is used system which is consist of 1 kW wind and 1 kW PV. The solar radiation data and wind data of the School of energy Environmental studies from D.A.V.V Indore are analyzed for sizing of the renewable energy system. The output power of a wind turbine at a specific location depends on many factors, the amount of available energy increases with …
Published in International Journal of Energetic Materials · Vol. 8, Issue 2, 2022 · pp. 10–17 Read article
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Correlation between full width at half maximum (FWHM) of XRD peak with mechanical properties
Abstract: Full width at half maximum (FWHM) of XRD profiles characterizes different mechanical properties. However, there is no literature available that discusses about the correlation between the FWHM of XRD peaks with mechanical properties (ultimate tensile strength, yield strength, strain hardening coefficient and micro-hardness) upon plastic deformation. Martensitic stainless steel (type 410) and Ferritic stainless steel (type 430) samples were plastically deformed under different strain rate using tensile testing machine. Variation …
Published in International Journal of Metallurgy and Alloys · Vol. 1, Issue 1, 2015 · pp. 15–23 Read article
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Evaluation of Corrosion kinetics of zirconium dioxide dispersion strengthened Aluminium metal matrix composites
Abstract: The corrosion kinetics of Aluminum 7068-Zirconium dioxide composites is a major aspect for assessing the capability of utilizing the materials for aviation segments. Aluminum 7068 matrix is a particular class of composite which is known for its high strength characteristics even in critical situations and is utilized as a part of aerospace, automobile and ordinance applications. However the investigations on impact of reinforcements, for instance zirconium dioxide on corrosion conduct …
Published in International Journal of Metallurgy and Alloys · Vol. 4, Issue 1, 2018 · pp. 9–23 Read article
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Effects of Tungstate and Nitrite Ions as Corrosion Inhibitor for Cr-10Zr-10W Alloy in 0.5 M NaCl Solution
Abstract: The effect of different concentrations of tungstate and nitrite ions as corrosion inhibitors on the corrosion behavior of the sputter-deposited ternary Cr–10Zr–10W alloy was studied in 0.5 M NaCl solution open to air at 25±1°C using corrosion tests and corrosion potential measurement. The use of both the tungstate and nitrite ions enhanced the corrosion resistance properties of the alloy in 0.5 M NaCl solution. It is found that the tungstate …
Published in International Journal of Metallurgy and Alloys · Vol. 5, Issue 1, 2019 · pp. 11–19 Read article
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Nanocoating and Electrospray Techniques Use to Mitigation Corrosion Sculptures
Abstract: The most sculptures of the world are created by the brass, bronze, iron, silver, gold and metalloid. They come in contact of corrosive pollutants to produce chemical, electrochemical and biochemical reactions and develop various form of corrosion like uniform corrosion, galvanic corrosion, pitting corrosion, stress corrosion and crevice corrosion. The corrosive gases CO2, NO2 and SO2 concentrations increase in atmosphere rapidly after industrialization. The major contributors of these gases are …
Published in International Journal of Metallurgy and Alloys · Vol. 8, Issue 2, 2022 · pp. 1–11 Read article
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Empirical Modelling of Metal Corrosion in Loamy Soil and Saltwater Environment
Abstract: The corrosion rate of metal in loamy soil and saltwater environment was monitored, predicted, and simulated using empirical modeling. The metal under investigation is carbon steel, which is found in a loamy soil and saltwater environments. The carbon steel sample immersed in a saltwater medium exhibited a higher corrosion rate compared to the loamy soil sample. The rise in corrosion of carbon steel can be attributed to the physiochemical characteristics …
Published in International Journal of Metallurgy and Alloys · Vol. 9, Issue 1, 2023 · pp. 20–34 Read article
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Free Vibration Analysis of a Centre-Cracked Plate at Various Orientations through Finite Element Method
Abstract: The free vibration analysis of square centre-cracked plate at various orientations is investigated using the finite element method. In this research, the effect of cracked orientation, variation in cracked length, and variation in thickness of the plate are investigated. Consideration for a variety of edge condition is given through a combination of simply supported, free boundary and clamped boundary condition and determined the mode shapes and natural frequency of a …
Published in International Journal of Composite and Constituent Materials · Vol. 4, Issue 1, 2018 · pp. 5–18 Read article
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Medicinal Application of Nano Composites of Al 8081 Alloy/Tib2 in Acid Chloride and Neutral Chloride Mediums at Laboratory Temperature
Abstract: Nanomaterials are at the leading edge of the rapidly growing subject of nanotechnology. Their precise size-dependent homes make these materials advanced and imperative in any areas of human activity. This brief review tries to summarise the maximum latest developments in the subject of carried out nanomaterials, specially their application in biology and medicine, and discusses their commercial is at ion prospects. This paper evaluates corrosion properties of TiB2/Al8081 alloy immediately …
Published in International Journal of Composite and Constituent Materials · Vol. 6, Issue 1, 2020 · pp. 8–14 Read article
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Dynamic Behavior of Hybrid Unidirectional Without Cracked Composite Plate
Abstract: The composite material is one of the most common materials used in engineering applications due to the wide range of properties, high strength, cheap, easy to manufacture and lightweight. Therefore, many studies and researches have been conducted and are currently being conducted to obtain the appropriate mathematical models that describe the behavior of these materials when exposed to different types of mechanical loads. A mathematical model was built by using …
Published in International Journal of Composite Materials and Matrices · Vol. 6, Issue 1, 2020 · pp. 36–47 Read article
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Investigating Pipeline Integrity Failure as a Result of Corrosion
Abstract: The study reviewed different failure factors and data of onshore crude oil pipelines covering corrosion, external interference, structural defects, and operators’ errors. The focus of this research is to identify factors affecting failure of crude oil pipelines in Nigeria due to corrosion with analysis of failure data from 2008–2017. Corrosion (internal and external) over total length of available pipelines for each year was analysed to determine the current mean time …
Published in International Journal of Composite Materials and Matrices · Vol. 7, Issue 2, 2021 · pp. 1–8 Read article
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Tensile, Flexural and Impact Properties of Luffa Cylindrica and Pineapple Reinforced Polymer Matrix hybrid Composite
Abstract: Composites are emerging as realistic substitutes to the metal alloys in many applications like automobiles, marine, aerospace applications, sports goods, etc. Fiber composites offer many benefits such as low specific gravity, tensile strength and modulus, comprehensive strength, better fatigue strength, etc. Owing to the low specific gravity, the strength weight ratio and modulus weight ratio of these composite materials are markedly superior to those of metallic materials. Composites also afford …
Published in International Journal of Polymer Science and Engineering · Vol. 4, Issue 2, 2018 · pp. 49–55 Read article
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Synthesis and Characterization of Poly(vinylpyrrolidone) / Starch / Dimethylacrylamide Hydrogel by Gamma Radiation and Its Application in Basic Fuchsin and Methyl Orange Removal
Abstract: Gamma radiation was used to create a number of PVP/Starch/Dimethylacrylamide (PSD) based hydrogels. Investigated were the effects of several parameters, such as radiation dose, material composition, and pH, on the characteristics of hydrogels, such as gel content and swelling behavior. Radiation doses ranged from 10 to 25 kGy, and 10 kGy was determined to be the ideal dose. Investigations on the impact of dimethylacrylamide (DMA) composition on swelling were investigated. …
Published in International Journal of Polymer Science and Engineering · Vol. 9, Issue 2, 2023 · pp. 1–20 Read article
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Parameter Optimization of Electro Discharge Machining of AISI P20 Steel Material
Abstract: In this paper, the cutting of P20 Steel material using electro discharge machining (EDM) with a copper electrode by applying Taguchi methodology has been reported. The Taguchi method is used to formulate the experimental layout, to analyze the effect of each parameter on the machining characteristics, and to predict the optimal choice for each EDM parameter for example peak current, gap voltage, duty cycle and pulse on time. It is …
Published in International Journal of Mechanics and Design · Vol. 3, Issue 2, 2017 · pp. 7–16 Read article
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Review Study on Experimental Investigation of Heat Transfer Using Al2O3 and CuO Nanoparticles with Water as Base Fluid Through Circular Tube of Heat Exchangers
Abstract: A colloidal mixture of nanometric particles (<100 nm) in a base liquid called nanofluid, which is the new generation of heat transfer fluid for various heat transfer applications where the transport characteristics are substantially higher than the base liquid. This review summarizes and analyzes the empirical correlations for the effective thermal conductivity and the dynamic viscosity of the nanofluid on the basis of experimental data and the theoretical model available …
Published in International Journal of Mechanics and Design · Vol. 3, Issue 2, 2017 · pp. 17–23 Read article
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Effect of Burr Height in Drilling Low Carbon Steels for Different Drill Point Angles
Abstract: In the present work low carbon steel have been used to observe the burr height at the exit end of the workpiece of a drilled hole under different machining conditions. Three uncoated 12 mm diameter HSS twist drills are used. These drills have different drill point angles, i.e., 118°, 100°, 80°. All the experiments are carried out on a CNC milling machine with and without the application of coolant. Cutting …
Published in International Journal of Mechanics and Design · Vol. 5, Issue 1, 2019 · pp. 24–37 Read article
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Surface Roughness Analysis on the Vegetable Oil Based Cutting Fluid in Turning of EN8 Steel
Abstract: In the present work, properties of the present work of the non-ionic surfactants have been recognized to formulate vegetable oil based cutting fluid (VBCF) palm oil for the emulsion as non-conventional lubricant. Surface finish is an important indicator of quality in manufacturing industries and thus it is regarded as one of the most important parameter to be considered. In this present work different machining parameters were taken and their effect …
Published in International Journal of Manufacturing and Materials Processing · Vol. 3, Issue 1, 2017 · pp. 1–8 Read article
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Optimization of Machining Parameters for Nylon 6 Composite in CNC Lathe Using PCA-Based TOPSIS
Abstract: This work investigates the parametric optimization of CNC turning operation for Nylon 6 with principal component analysis (PCA) and technique for order preference by similarity to ideal solution (TOPSIS) based on Taguchi approach. Taguchi’s L16 orthogonal array takes 16 experimental runs to execute the design matrix of turning parameters through PCA coupled with TOPSIS, utilizing relevant experimental data as obtained through experimentation. Turning speed (TS), feed rate (FD) and depth …
Published in International Journal of Manufacturing and Materials Processing · Vol. 4, Issue 1, 2018 · pp. 36–47 Read article
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Experimental Investigation of MRR and Surface Finish Using Abrasive Jet Machining of Aluminum Alloy 7475
Abstract: In this thesis, different experiments are performed on aluminum alloy 7475 by varying various parameters such as pressure, sand feed, transverse speed and standoff distance, i.e. nozzle-to-work-piece distance to determine material removal rates and surface finish. Optimization is done using L9 orthogonal array by Taguchi technique to determine better parameters to obtain maximum removal rates and minimum surface roughness. The parameters considered are transverse speed 50, 100, 150 mm/min; standoff …
Published in International Journal of Manufacturing and Materials Processing · Vol. 4, Issue 1, 2018 · pp. 20–31 Read article
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Experimental Investigation of Vegetable Oil Based Cutting Fluid (VBCF) on Surface Roughness in Turning EN-8 Steel
Abstract: In the present study, properties of the present work of the non-ionic surfactants have been recognized to formulate vegetable oil based cutting fluid (VBCF) palm oil for the emulsion as non-conventional lubricant. Surface finish is an important indicator of quality in manufacturing industries and thus it is regarded as one of the most important parameter to be considered. In this present study, different machining parameters were taken and their effect …
Published in International Journal of Manufacturing and Materials Processing · Vol. 4, Issue 2, 2018 · pp. 1–11 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