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1246 articles for “thero-chemical”
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Significance of Halogen in Crude Oil Refining and It’s Test Methods
Abstract: Halogen includes organic and inorganic ions of fluoride, chloride, bromide and iodide. Natural crude oils are fossil fuel and generally not having any halogens. Water is part of exploration out come and it will separate maximum extent however some amount of water remains with crude oils which is main source of inorganic halogens. The source of organic halogens is mainly from process chemicals/additives that are used while exploration/transportation or adulteration …
Published in Journal of Petroleum Engineering & Technology · Vol. 13, Issue 1, 2023 · pp. 1–5 Read article
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Source of energy used to produce synthetic fuels is renewable energy
Abstract: The search for the next major energy solution is undoubtedly underway as oil and fossil fuel resources are depleting globally. It is possible that there won’t be a perfect energy that is always available and does not destroy the environment, nor will there be a panacea to the world’s energy problems. When opposed to traditional oil-based fossil fuels, synthetic fuels, also known as synfuels, provide both benefits and cons. All …
Published in Journal of Petroleum Engineering & Technology · Vol. 12, Issue 2, 2022 · pp. 41–45 Read article
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Design of a Process Plant for Dimethyl Ether Synthesis from Syngas Using Direct Method
Abstract: The search for alternative renewable and less polluting energy sources has gained prominence thus, there is an increasing interest in the use of Dimethyl Ether (DME) as a clean alternative fuel and raw material in the chemical industry. The simulation of a plant for the production of Dimethyl Ether from Syngas using direct synthesis method has been carried out in this work. The simulation was done using ASPEN HYSYS software. …
Published in Journal of Petroleum Engineering & Technology · Vol. 13, Issue 1, 2023 · pp. 44–59 Read article
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Evidence of PDMS-based foam control agent mechanism on crude oil foams
Abstract: Crude oil foam is a frequent problem faced in oil production operations that can cause the reduction of the separator efficiency, separator overflow, carry out of liquid by the gas stream, and other serious problems. Among the techniques used to attenuate foams in crude production, the injection of chemical additives is still considered one of the most efficient. However, the effectiveness of a foam control agent (FCA) is limited to …
Published in Journal of Petroleum Engineering & Technology · Vol. 13, Issue 3, 2023 · pp. 13–23 Read article
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Design and Fabrication of Automatic Pesticides Sprayer
Abstract: Farming is the heart of Indian culture .Agriculture sector largest Employment providing sector. The farmers comes under different levels according to their economic condition like small marginal medium and rich farmers. In large scale rural area farmers using manually operated instrument instead of new techniques. In addition to that spraying pesticides is also preliminary action taken by farmers to protect crop from insect diseases fungi and pests. Number of technologies …
Published in Journal of Production Research & Management · Vol. 10, Issue 2, 2020 · pp. 3–5 Read article
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Influence of Welding Sequence on Distortion of Circumferential Pipe Joint: A Review
Abstract: Welding of pipes and pressure vessels is a very critical operation for the chemical industries and power plants. It requires considerable experience to develop a proper sequence for welding a circumferential pipe joint. This review paper presents the analysis of different weld sequences and its effect on distortion and stresses in pipe joint. In this paper, experimental results are illustrated for AISI stainless steel pipe joint having diameter 274 mm …
Published in Journal of Production Research & Management · Vol. 6, Issue 1, 2016 · pp. 39–43 Read article
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Photochemical Studies of Photosensitive Compound in DSS Cell
Abstract: Solar energy is our earth’s primary source of renewable energy. It is one of the most resourceful sources of energy for the future. A technique for converting solar energy into electrical energy via formation of energy rich species that exhibit the photo-solar effect is known as DSS cell. Therefore, the present study of DSS cell of Carbol Fuchsin (PC) with efficiency enhancer chemicals such as TEA reductant in alkaline media …
Published in Journal of Semiconductor Devices and Circuits · Vol. 4, Issue 3, 2017 · pp. 21–29 Read article
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Compressive and Tensile Behavior of Lime Added Geopolymer Concrete.
Abstract: Concrete is the most used material, which required large quantities of Ordinary Portland Cement (OPC). OPC production is held responsible for some of the CO2 emissions, which polluted the atmosphere. Hence, it is inevitable to find an alternative material to OPC. Geopolymer concrete is a best alternative which shall be produced by the chemical action of inorganic molecules. This paper focuses fly-ash based Geopolymer concrete with addition of lime. In …
Published in Journal of Structural Engineering and Management · Vol. 6, Issue 3, 2019 · pp. 1–11 Read article
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Experimental Investigation of Self-Compacting Concrete Using Coir Fiber
Abstract: Concrete is the construction material widely used throughout the world. Construction materials used in the industry should be friendly with the environment during their usage. Self-compacting concrete (SCC) is an innovative concrete that does not require vibration for placing and compaction. It is able to flow under its own weight, completely filling formwork and achieving full compaction, even in the presence of congested reinforcement. The hardened concrete is dense, homogenous …
Published in Journal of Structural Engineering and Management · Vol. 2, Issue 1, 2015 · pp. 6–12 Read article
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Development of Controlled Concrete by using Hypo Sludge
Abstract: Over 300 million tones of industrial wastes are being produced per annum by chemical and agricultural process in India. These materials pose problems of disposal and health hazards.The wastes like phosphogypsum, fluorogypsum and red mud contain obnoxious impurities which adversely affect the strength and other properties of building materials based on them. Out of several wastes being produced at present, the use of phosphogypsum, flurogypsum, lime sludge, hypo sludge, red …
Published in Journal of Structural Engineering and Management · Vol. 1, Issue 1, 2014 · pp. 16–21 Read article
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A Preliminary Study on Biopolymerised Concrete with Sawdust as an Admixture
Abstract: In this study bio polymer obtained from Tapioca starch and sawdust in fine form were assessed for the use as partial replacement of cement materials for an application in lightweight concrete. Physical and chemical characteristics of bio polymer and sawdust were analyzed initially. Properties of concrete that has been investigated were compressive, tensile and flexural strength. The cement has been replaced by bio polymer and saw dust accordingly in the …
Published in Journal of Structural Engineering and Management · Vol. 1, Issue 2, 2014 · pp. 1–4 Read article
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Enhancing Fire Performance of Steel Reinforcement in RCC Structures: A Comprehensive Investigation
Abstract: The assessment, repair, and rehabilitation of fire-damaged structures have become crucial due to the rise in significant building fires.This particular field necessitates proficiency in various domains including concrete technology, material science and testing, structural engineering, and repair materials and processes. Researchers and developers are currently engaged in extensive efforts to tackle the challenges related to improving the fire resistance of steel reinforcement in reinforced concrete (RCC) structures. These endeavors involve …
Published in Journal of Structural Engineering and Management · Vol. 10, Issue 1, 2023 · pp. 33–40 Read article
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Design and Analysis of Different Welding Joints
Abstract: Two parts linked together by the use of localised heat or fusion is called a weld; they join together either with or without the use of pressure or filler material application. Necessary heat required is obtained by burning of gas or by using an electric arc. The word joint and weld are different, weld means joining of two metals by heat and joint means a point where two parts are …
Published in Journal of Thin Films, Coating Science Technology & Application · Vol. 4, Issue 2, 2017 · pp. 18–22 Read article
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Effect of Process Parameters on TIG Weld-Brazing of Aluminum Alloy to Galvanized Steel
Abstract: AbstractAbility to join aluminum alloy to steel enables weight reduction of automobile bodies. Gas tungsten arc welding (GTAW) process was employed to weld-braze A8011-H14 aluminum alloy to galvanized steel in lap configuration. The influence of heat input on bead formation and joint strength was investigated. The microstructural characterization was carried out using an optical microscope and scanning electron microscope. The chemical composition was analyzed using energy dispersive spectroscopy technique. The …
Published in Journal of Thin Films, Coating Science Technology & Application · Vol. 5, Issue 3, 2018 · pp. 8–14 Read article
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Comparative studies of Oxidation and hot corrosion behaviors of uncoated and detonation gun sprayed Cr3C2-25NiCr coating on SA-213 boiler steel at 8000C
Abstract: Fe-based alloys suffer oxidation and hot corrosion when the surfaces were in contact with air (oxidation) as well as the salty atmosphere (Hot corrosion) at elevated temperatures. In these atmospheric conditions, non-protective oxide Fe2O3 was formed on the surface of alloys. Oxidation and hot corrosion have been recognized as a major problem in the applications of the diesel engine, boilers, gas turbines, and chemical power plant etc. Detonation-gun sprayed Cr3C2-25NiCr …
Published in Journal of Thin Films, Coating Science Technology & Application · Vol. 6, Issue 1, 2019 · pp. 17–22 Read article
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Design and Analysis of Water Based Core Technology for a Casting of Light Weight Alloys: Core Casting
Abstract: Casting of light weight alloys like Aluminium based on sand core are gaining importance in several industrial and automobile applications. For replacing the sand by the salt to make core for lightweight alloys has been under the research owing to its excellent mechanical properties coupled with easy removal without using any kind of chemicals. Addition of salt core used as core material can reduce the solid waste which is generally …
Published in Journal of Thin Films, Coating Science Technology & Application · Vol. 2, Issue 2, 2015 · pp. 25–30 Read article
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A Compact Review on Physical Vapor Deposition Techniques of Thin Films
Abstract: The effectiveness and performance of a material is greatly influenced by its surface properties. It is possible to manipulate and alter these surface characteristics to satisfy the particular characteristics for better results. One way of modifying these properties is by coating that particular surface with thin film. There exist wide number of methodologies for coating a surface or depositing thin films over it. These techniques can be categorized either as …
Published in Journal of Thin Films, Coating Science Technology & Application · Vol. 6, Issue 2, 2019 · pp. 9–17 Read article
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Corrosion inhibitors of steel applicable by green but toxics
Abstract: Inhibitors in detergent and alkali based chemicals are used in various media for steels. Toxicity has induced pharmaceutical compounds as better inhibitors to restrict pollutant gases emissions after reaction with alkaline inhibitors. Green in origin inhibitors are toxin free to use with detergents for inhibition of both pollutant gases and corrosion of processing machineries made of metals. Eco-friendly inhibitors have appeared for steel corrosion being embedded in concrete i.e. alkaline …
Published in Journal of Thin Films, Coating Science Technology & Application · Vol. 6, Issue 2, 2019 · pp. 38–47 Read article
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Short Review on Lubrication Coatings and Reduction in Friction
Abstract: Specialized Epoxy coatings with a low coefficient of friction can be applied to metal, glass, and plastic substrates. They produce long-lasting, slick surfaces that prevent wear and abrasion. These friction compounds are corrosion-resistant, chemically inert, and simple to maintain. Products are made to cut down on repair costs and increase element life. The coating is just a protective layer that is put to an object's surface, also known as the …
Published in Journal of Thin Films, Coating Science Technology & Application · Vol. 8, Issue 3, 2021 · pp. 28–32 Read article
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Fabrication and Surface Modified Non-woven Calotropis gigantea Fiber Mat Reinforced Polypropylene Composites by Film Stacking Method
Abstract: Nowadays, there is a growing environmental consciousness and awareness about the need for sustainable development, which has led to growing interest in using natural fibers as reinforcement in polymer composites for synthetic fiber substitution. The current work deals with the effects of Calotropis gigantea fiber (CGF) content and chemical modification of CGF mats by treatment with sodium dodecyl sulfate (SDS) and SDS-pretreated benzoyl chloride on the fundamental properties of CGF-filled …
Published in Journal of Thin Films, Coating Science Technology & Application · Vol. 9, Issue 1, 2022 · pp. 10–22 Read article