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1246 articles for “thero-chemical”
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Review of Health and Safety Hazards in Oil and Gas Industry using HIRA Method
Abstract: Oil and gas industry has various types of hazards such as physical, chemical, biological, ergonomical, psychological. From the annual reports, case studies and research papers of previous years were analyzed for knowing the possible hazards during different activities in oil and gas industries. The result indicates change in control systems can develop healthy and safe environment at work place. Risk assessment is required on a daily basis in the oil …
Published in Journal of Industrial Safety Engineering · Vol. 9, Issue 2, 2022 · pp. 1–5 Read article
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Volatile Organic Compounds: An Overview from Occupational Health Perspective
Abstract: VOCs are emitted as gases by several organic solids or liquids and present a significant occupational health and safety (OHS) challenge due to their deleterious health effects. Though widely present outdoor as well as indoor, the later poses a major health hazard at workplaces where these are extensively used or applied. Analytical chemistry laboratories, Research Laboratories, Bio-Medical workplaces, industrial scale production and application workplaces, especially those dealing with substantial quantities …
Published in Journal of Industrial Safety Engineering · Vol. 9, Issue 2, 2022 · pp. 6–10 Read article
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Evaluation and Analysis of Fire load in Storage Facility of Manufacturing Industry
Abstract: In recent years, industrial and residential fire is drawing more and more concerns. According to official government data, there have been numerous fire accidents in the industrial sector, leading to both casualties and significant property damage. Of particular concern are certain buildings in the pharmaceutical industry where large quantities of highly flammable and toxic substances are stored in confined spaces. This paper aims to examine the amount of flammable and …
Published in Journal of Industrial Safety Engineering · Vol. 10, Issue 2, 2023 · pp. 1–7 Read article
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Water Quality Parameters And It’s Analysis Using IOT
Abstract: Water is the key to survival for all kind of living beings, in fact earth is the only planet on which life exists and the reason behind this is availability of water. If we consider statistically, approximately 70% of water each day goes untreated, and this untreated water ends up merging with all the waterbodies including underground water supplies. Due to underground water pollution the effect comes on crops as …
Published in Journal of Instrumentation Technology & Innovations · Vol. 11, Issue 3, 2021 · pp. 1–5 Read article
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Uninterrupted Power Supply
Abstract: The uninterruptible power supplies (UPS) are costly equipment. Their installations are profitable, if costly because outage of the power system is higher, as the installation or operation costs. The UPS application areas are: Traffic system, Hospital , Computer lab, Chemical industry. The UPS are used for to maintain continuity of supply. The power improvement analyzed by using uninterruptible power supply. The main components used in uninterruptible power supply are AC …
Published in Journal of Mechatronics and Automation · Vol. 7, Issue 3, 2020 · pp. 33–37 Read article
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Border Security Robot Vehicle with YOLO V4
Abstract: The objective of this project is to design and manufacture a prototype of Bordersecurity surveillance UGV with YOLO V4 algorithm. This versatile robot vehicle use a remote camera method to track active persons, burning, hazardous chemicals, metals, and obstructions in remote regions and transmit data to a central location. To offer instant reaction from sensors, the suggested system employs YOLOV4 and machine intelligence. While the robot is functioning, thevehicle is …
Published in Journal of Mechatronics and Automation · Vol. 9, Issue 3, 2022 · pp. 27–36 Read article
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Automatic Fire Fighter Robot
Abstract: A fire occurrence is a catastrophe that may result in human casualties, property loss, and victimlifelong injury. They may also experience ongoing psychological distress and trauma. Fire fighters aregenerally responsible for responding to fire emergencies, but they frequently face greater hazardswhen putting out fires, particularly in dangerous locations like nuclear power plants, oil refineries, andgas tanks. They must search through building rubble and obstructions in order to put out the …
Published in Journal of Mechatronics and Automation · Vol. 10, Issue 1, 2023 · pp. 30–39 Read article
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Experimental Investigation of Flexural Strength and Impact Strength of Friction Stir Welded Ultrahigh Molecular Weight Polyethylene (UHMWPE)
Abstract: Friction stir welding (FSW) is a solid-state process in joining thermoplastic materials. Polymers are engineering materials used for future technological development as the polymer processing and fabrication techniques have developed plastic products and components in major industries. Utilization of ultrahigh molecular weight polyethylene (UHMWPE) material in engineering structures has increased because of its low weight, high specific strength, chemical resistance, design flexibility, corrosion resistance and reduced manufacturing costs. In present …
Published in Journal of Mechatronics and Automation · Vol. 2, Issue 3, 2015 · pp. 8–15 Read article
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Theoretical and Experimental Investigation of Non-linear Vibration Response of an IPMC Actuator Subjected to Alternating Electric Potentialf
Abstract: The precise predication of stable and unstable zone for an applied excitation voltage and frequency is of importance in many micromechanical systems utilizing ionic polymer metal composite (IPMC) as the actuator. A linear dynamic model thus will no longer be valid for IPMC actuator having low thickness and thus more flexible. In this article, non-linear vibration characteristics of a silver (Ag) based IPMC actuator is studied under alternating electric potential …
Published in Journal of Mechatronics and Automation · Vol. 1, Issue 1, 2014 · pp. 11–26 Read article
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Programmed Used for Bottle Filling & Capping by Utilizing PLC
Abstract: Filling is the errand that's carried out by a machine and this prepare is broadly utilized in numerous businesses that create such as drain businesses, chemical, nourishment, mineral water and numerous mechanical makes. This paper objective is to program using for maintaining the Bottle filling and capping with PLC. This work gives with a part of benefits like moo control utilization, moo operational fetched, less upkeep, exactness and numerous more. …
Published in Journal of Mechatronics and Automation · Vol. 10, Issue 3, 2023 · pp. 1–7 Read article
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Photovoltaic Cell Powered Water Purifier for Flood Affected and Polluted Areas
Abstract: AbstractThe lack of clean drinking water was a serious issue in many areas of Kerala during the flood. According to the Kerala migration survey (KMS), 90% of water supply in Malappuram was affected as around 31 schemes stopped functioning due to power failure and flood and around 60% water supply was affected in Palakkad and Kozhikode. People were depending upon bottled water at that time. Here lies the importance of …
Published in Journal of Microcontroller Engineering and Applications · Vol. 6, Issue 3, 2019 · pp. 29–43 Read article
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An extensive review on characterisation of Cu-Ni alloys
Abstract: Copper–nickel (Cu–Ni) alloys are widely used materials for utility in marine and chemical environments for ship and boat hulls, desalination plants, Heat exchangers, seawater and hydraulic pipelines, oil rigs and platforms, fish farming cages, seawater consumption displays etc. because of their superior corrosion resistance, higher electric conductivity, heat conductivity and mechanical properties. However, the varying percentages of Copper, Nickel, Zinc and other alloying elements may lead to a large difference …
Published in Journal of Materials & Metallurgical Engineering · Vol. 8, Issue 2, 2018 · pp. 23–27 Read article
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Effect of Pulse Current Micro Plasma Arc Welding Parameters on Pitting Corrosion Rate of AISI 316Ti Sheets in 3.5 N NaCl Medium
Abstract: Austenitic stainless steel sheets are used for fabrication of components, which require high temperature resistance and corrosion resistance such as metal bellows used in expansion joints in aircraft, aerospace and petroleum industries. When they are exposed to seawater after welding they are subjected to corrosion as there are changes in properties of the base metal after welding. The corrosion rate depends on the chemical composition of the base metal and …
Published in Journal of Materials & Metallurgical Engineering · Vol. 6, Issue 3, 2016 · pp. 12–24 Read article
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Review on Corrosion of Welded Joints
Abstract: Corrosion is one of the major problems generally faced by welded joints made from various welding processes. Welding resistance of welded joints can be improved with addition of anticorrosive elements in the base metal. However certain other factors like fabrication technique, welding practice, welding sequence, moisture contamination, organic or inorganic chemical species oxide film and scale, weld slag and spatter, incomplete weld penetration or fusion also contribute for corrosion of …
Published in Journal of Materials & Metallurgical Engineering · Vol. 5, Issue 3, 2015 · pp. 23–30 Read article
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Comparison of RSM and ANN Modeling Approaches in Predicting the Laser Phase Transformation Hardening Parameters on the Heat Input and Hardened-Bead Profile Quality of Unalloyed Titanium
Abstract: In the present work, laser transformation hardening (LTH) of unalloyed titanium, nearer to ASTM Grade 3 of chemical composition was investigated using CW 2kW, Nd: YAG laser. The laser process variables such as laser power, scanning speed, and focused position play a major role in deciding the laser hardened bead quality. Two methods, Response Surface Methodology (RSM) and Artificial Neural Network (ANN) were used to predict the heat input and …
Published in Journal of Materials & Metallurgical Engineering · Vol. 5, Issue 1, 2015 · pp. 36–59 Read article
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A Study of Improvement of Mechanical Properties of Aluminum by Conventional Casing and Deformation Process
Abstract: Nowadays, Aluminum-Zinc alloy system are the major and rapid development in the field of automotive and aerospace industries for growing demand of efficient vehicles and aircrafts to reduce energy consumption and air pollution. Aluminum is a very soft metal by nature. Different alloying elements were added in the past to increase its strength and toughness. Zinc is considered as a major alloying element in aluminum to increase its strength and …
Published in Journal of Materials & Metallurgical Engineering · Vol. 4, Issue 2, 2014 · pp. 16–20 Read article
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Micro Crack Formation in High Frequency-Electric Resistance Welding
Abstract: The present paper discusses about the formation of micro cracks in base metal adjacent to the weld area during High Frequency-Electric Resistance Welding (HF-ERW) of 10'' outside diameter pipe. The micro crack formation has been analyzed with respect to chemical composition, microstructure, inclusion level, welding parameters and angle of weld flow lines.
Published in Journal of Materials & Metallurgical Engineering · Vol. 4, Issue 2, 2014 · pp. 32–39 Read article
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An Austempering Study of Ductile Iron and the Effect of Copper Addition on the Tensile Properties of Austempered Ductile Iron
Abstract: Austempered Ductile Iron (ADI) has proved to be an excellent material as it possesses attractive properties like high strength, ductility and toughness combined with good wear resistance and machinability. These properties can be achieved upon adequate heat treatment which yields optimum microstructure for a given chemical composition. In this work, an investigation has been conducted on ductile iron alloyed with Cu and austempered in a range of time and temperatures. …
Published in Journal of Materials & Metallurgical Engineering · Vol. 3, Issue 2, 2013 · pp. 1–7 Read article
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Review of Nitrite Inhibitor for Protection of Rebar Corrosion
Abstract: Load bearing concrete structures need steel reinforcement (rebar) strips or rods, which are prone to attack by the corrosive environment inside the concrete due to constant ingress of moisture, pollutant gases and anions (mainly Cl-, SO4- -). One of the means of reducing such type of corrosion is the use of inhibitors. Inhibitors are water soluble but film forming on metals by their selective adsorption on the metal surface. These …
Published in Journal of Materials & Metallurgical Engineering · Vol. 3, Issue 1, 2013 · pp. 42–56 Read article
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Structural, Mechanical, Electrical and Magnetic Properties of Mn–Zn Substituted Ca-hexaferrites
Abstract: In the present investigation, the samples with chemical composition Ca(CoTi)0.5(MnZn)x/2Fe11–xO19 with (x = 0 to 1.0) have been synthesized using perfect stoichiometric proportions of reacting oxides by standard ceramic technique. The pellets of 15 mm diameter were prepared and sintered at 1313 K in air atmosphere for 106 h and characterized by using XRD and SEM. XRD studies of the samples showed hexagonal magnetoplumbite (M) structure with unit cell dimensions …
Published in Journal of Materials & Metallurgical Engineering · Vol. 1, Issue 1-3, 2011 · pp. 99–111 Read article