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1348 articles for “Metallic”
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Thermal Stress Analysis of Neck Tube into Vertical Cryogenic Insulated Cylinders using ANSYS Software: A Review
Abstract: Materials have a significant impact on the progress of one discipline, cryogenics. Technologies based on cryogenics are used in many different fields, including metallurgy, chemistry, the electricity sector, medicine, rocket propulsion, space simulation, food processing via refrigeration, and many more. The current status of research and anticipated advancements in the field of cryogenic materials throughout the coming century cover a wide range of topics. We quickly review the background of …
Published in Journal of Thermal Engineering and Applications · Vol. 10, Issue 1, 2023 · pp. 26–30 Read article
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Challenges and Remedies for Stray Loss Prediction and Reduction for Power Transformer
Abstract: Power transformer facilitates the bulk power transmission for long distance. Cost wise it is one of the costliest objects of power system. This is the reason; their design has been a major concern and the subject of extended research. Nowadays customers are asking for highly efficient transformers in lower cost. That means, continual improvements, analyses and innovative techniques have to be adopted by designers and manufacturers. The stray loss analysis …
Published in Current Trends in Signal Processing · Vol. 6, Issue 1, 2016 · pp. 25–34 Read article
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Mechanical Properties of Titanium and Nickel based Nano Composite Super Alloys: A Review
Abstract: To overcome the problems facing in traditional commercial alloys, lot of studies are going on to replace them with composites and super alloys. At present manufacturing world scenario titanium and then nickel based Nano composites (NC) showing their major importance in aeronautical, jet propulsion and gas turbine industries.The research explores in advent of nanoparticles in to metals to get NCs are now changing from classical reinforcement to new types of …
Published in Emerging Trends in Chemical Engineering · Vol. 5, Issue 3, 2018 · pp. 8–13 Read article
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Biosorption of Fluoride from Aqueous Solution Using Ulva fasciata sp.: A Marine Green Algae
Abstract: Water is a useful and vital natural resource for sustaining life and environment that we have always thought to be available in abundance and free gift of nature. Enhanced industrial activity during recent decades has led to the discharge of unprecedented volumes of industrial waste water, which is a serious cause of environmental degradation. Excessive fluoride concentrations have been reported in ground waters of more than 20 developed and developing …
Published in Emerging Trends in Chemical Engineering · Vol. 4, Issue 2, 2017 · pp. 45–53 Read article
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Simulation of Nitric Acid Production
Abstract: Nitric acid has been known and esteemed for a long time. Most nitric acid is used in making ammonium nitrate. Its direct applications include photoengraving, metal pickling and passivation and the parting of gold and silver. Here the Oswald process is used to produce nitric acid. This process is simulated using HYSYS simulation software. The purpose of this simulation was to observe the thermodynamic properties of the process. We also …
Published in Emerging Trends in Chemical Engineering · Vol. 2, Issue 1, 2015 · pp. 43–48 Read article
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Recent Trends in the Use of Chemicals in Farming and Food Processing
Abstract: Intake of food and drinks in pure form are unavoidable for the survival of life. However, there is need of serious concern towards food safety which is contaminated by the increasing environmental pollution and other ways of adulteration round the globe. Indiscriminate use of various food additives in fast growing food processing industries has created new problems instead of safeguarding the edibles. The motive behind making undue profits in these …
Published in Emerging Trends in Chemical Engineering · Vol. 7, Issue 2, 2020 · pp. 15–19 Read article
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Implications from Molybdenum: Emerging Trend
Abstract: Molybdenum (Mo) is refractory metal to subject high tensile and creep strength, high resistance to heat and corrosion, good thermal diffusivity and satisfactory welding properties. Addition of alloy ingredients lying as Ti, Zr, Si, B, C produce extra additive property evolution to adhere more in accord applicability at high temperature structural items. Fabrication of homogeneous alloy has prepared more adhering to and by powder processing. Extra-in-diffuse thermal involved shock and …
Published in Emerging Trends in Chemical Engineering · Vol. 7, Issue 3, 2020 · pp. 5–10 Read article
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Substantial Enrichment of Mechanical, Thermal and Electrical Properties of Thermoplastic Polyester Elastomer by Melt Blending with Nano-ZnO
Abstract: Polymers are more reinforced with nano-metal oxides, a completely flexible composite of engineering that simplifies the way of exhibiting good mechanical and chemical features. Polymer mixtures represent a very vital field in the handling of innovative ingredients, which have better features than net polymers. Polymer mixtures can deliver ingredients with prolonged useful features beyond the range that can be achieved from a single polymer equivalent. A methodical study was performed …
Published in Emerging Trends in Chemical Engineering · Vol. 9, Issue 1, 2022 · pp. 12–22 Read article
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A Review on Optimization of Surface Roughness during Dry Turning Operation of AISI 1045 Steel
Abstract: It is a well-known fact that manufacturing industries are repeatedly challenged for attaining higher productivity and high-quality products in order to stay competitive. The preferred shape, size and finished ferrous and non-ferrous materials are usually produced through turning with the help of cutting tools that moved past the work piece in a machine tool. From the various cutting processes, turning process is one of the most important and most applied …
Published in Journal of Automobile Engineering and Applications · Vol. 4, Issue 3, 2017 · pp. 31–38 Read article
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Effect of Geometry, Material and Blank Holder Force on Formability of BIW parts
Abstract: The major constituent of any car body consists of about 400 sheet metal stamped parts. Geometry and material of these parts is not uniform. In order to design these parts for any car, it is essential to know how these parts are manufactured. During our study of the manufacturing processes of these parts, we found that the part designs are repeatedly sent back to the body design team for change …
Published in Journal of Automobile Engineering and Applications · Vol. 2, Issue 1, 2015 · pp. 29–37 Read article
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Optimization of Stellite Defect in Manufacturing of Engine Valves: A Review
Abstract: Intake and exhaust valves are the important components of an engine valves which are used to control flow and replacement of fuel gases inside the cylinder. This work mainly deals with defect known as stellite defect in different sizes of engine valves; and methodology adopted to prevent valve from stellite defect. Valve base material is low alloy steel (AISI 4140) and upper surface of engine valve is generally hard faced …
Published in Journal of Automobile Engineering and Applications · Vol. 3, Issue 1, 2016 · pp. 1–4 Read article
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The Riverine Pollution-A Critical Review to Study the Water Quality and Pollution Load of Some Major Rivers of India
Abstract: Every life form on earth need water, which is one of the basic resources.. India is a country of rivers and some of the rivers are considered sacred and are associated with religious importance. However, the rapid increase in population, urbanization, and increased anthropogenic invasions has resulted in the deterioration of the water quality. Rivers are always seen as the easiest sinks to dispose of all kinds of wastes; hence …
Published in Journal of Alternate Energy Sources & Technologies · Vol. 13, Issue 2, 2022 · pp. 21–36 Read article
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An experimental study of Resistance Spot Welding with CRCA sheet
Abstract: Resistance Spot Welding is prime process in automotive industries for joining metal sheets. Different materials are used for making automobile body. Now-a-days, cold rolled closed annealed(CRCA) sheets are used. In this paper, CRCA sheets for 1 mm. thickness is used for experimentation. D.O.E. is used and Input-output parameters are taken according to AWS D8.9M:2012 standard. Results are compared and final result having optimum output parameter is selected.
Published in Journal of Catalyst & Catalysis · Vol. 5, Issue 1, 2018 · pp. 1–8 Read article
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Catalytic Performance of Fe Modified Zeolite Beta for Synthesis of Xylene
Abstract: The catalytic performance of metal exchanged zeolite for the synthesis of xylene was determined in the present investigation. The experiments were carried out for alkylation of toluene with methanol over Fe modified zeolite beta for the production of xylene in a plug flow reactor. Modification of zeolite beta with Fe brings significant increase in the activity of catalyst and selectivity of the product xylene. A time on stream study showed …
Published in Journal of Catalyst & Catalysis · Vol. 4, Issue 2, 2017 · pp. 27–34 Read article
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Thermal Adsorption Processing of Hydrocarbon Residues
Abstract: The raw materials of secondary catalytic processes must be pre-refined. Among these refining processes are the deasphalting and demetallization including their thermo-adsorption (or thermo-contact adsorption) variety. In oil processing, four main processes of thermo-adsorption refining of hydrocarbon residues are used—Asphalt Residual Treating- residues deasphaltizing (ART), Discriminatory Destructive Distillation (3D), developed in the US; Adsorption-Contact Treatment (ACT) and Express Thermo-Contact Cracking (ETCC), developed in Russia. ART and ACT are processes with …
Published in Journal of Catalyst & Catalysis · Vol. 4, Issue 1, 2017 · pp. 6–10 Read article
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Synthesis and Study of Different Thioamides as Corrosion Inhibitors
Abstract: Many organic compounds having electron rich atoms in their structures, such as nitrogen, and sulphur are widely use in lubricating additives, in the oil industry to minimize corrosion. The presence of electron rich atoms in the molecules increases its ability to form coordinate covalent bonds with the metal atoms, involved in the corrosion environment. Compounds based on fatty amines, aromatic amines, imidazoline, diamidazoline, and fatty amides are now, uses as …
Published in Journal of Catalyst & Catalysis · Vol. 3, Issue 3, 2016 · pp. 18–25 Read article
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Role of Solid Acid Catalyst in Isopropylation Reaction
Abstract: Cumene synthesis was carried out by the reaction of benzene with isopropyl alcohol in the vapour phase over rare earth metal modified 13X zeolite. Zeolite modification was done by exchanging sodium ions of the zeolite with cerium ions to vary the acidity of the catalyst in the range of 0.25‑1.36 meq/g. The synthesis was carried out over a wide range of operating conditions. The synthesis conditions were optimized by studying …
Published in Journal of Catalyst & Catalysis · Vol. 2, Issue 2, 2015 · pp. 19–26 Read article
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Alcohol Oxidation in Ionic Liquids Catalysed by Recyclable Platinum Nanoparticles: A Green Approach
Abstract: The effect of particle size on the catalytic performance of materials in organic reactions is of scientific and industrial importance. In the present case we demonstrate the use of room temperature ionic liquids as effective agents of dispersion of platinum nanoparticles prepared from potassium tetrachloroplatinate. The platinum nanoparticles in the range 2.5±0.5 nm are recyclable catalysts for aerobic oxidation of alcohols under mild conditions. The particles suspended in ionic liquids …
Published in Journal of Catalyst & Catalysis · Vol. 1, Issue 1, 2014 · pp. 15–22 Read article
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Synthesis of Zeolite Y-Encapsulated Copper(II) Complexes with Aminobenzonitriles and Carbonitriles by Flexible Ligand Method
Abstract: Zeolite Y encapsulated copper(II) sulphate complexes with 2-, 3- and 4- aminobenzonitrile and carbonitrile have been prepared by flexible ligand synthesis method. Complexes are characterized by magnetic susceptibility, infra-red and electronic spectral techniques. The data clearly suggests the presence of metal complexes in zeolite matrix.
Published in Journal of Catalyst & Catalysis · Vol. 1, Issue 1, 2014 · pp. 41–52 Read article
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Synthesis, Structural Studies and Catalytic activity of Copper(II) Complex Supported by N, N′-bis (2-Hydroxy-3-Methoxybenzaldehyde) 4-Methylbenzene-1, 2-Diamine
Abstract: A novel robust method for synthesis of 3-MOBdMBn-Cu complex, supported by -ONNO-tetradentate Schiff-base ligand is presented. This copper complex is prepared by the reactions of metal solution with one molar equivalent of 3-MOBdMBn (N, N’-bis (2-hydroxy-3-methoxybenzaldehyde) 4-Methylbenzene-1, 2-diamine) Schiff-base ligand in methanol under nitrogen atmosphere. In contrast to other catalysts, the main advantage of this catalyst system was that the cost of the catalyst was remarkably low and it can …
Published in Journal of Catalyst & Catalysis · Vol. 1, Issue 1, 2014 · pp. 53–60 Read article