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853 articles for “Pressurizing”
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Analysis on Heat Recovery of an Engine Radiator using (CH2OH)2 Based Nanofluid Having TiO2 Nano Particles
Abstract: Automobile engine produces high amount of heat in the process of combustion. This internal heat rises the temperature of engine to very high level and can damage or seize the engine parts. Hence for the safety of engine components, it needs to run at much lower temperature, which is called engine working temperature. Ethylene glycol based nanofluids are used as the working fluids for the radiator and Titanium Dioxide, Silver, …
Published in Journal of Thermal Engineering and Applications · Vol. 6, Issue 2, 2019 · pp. 10–23 Read article
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A Study on the Effects of Solar Energy: A Review
Abstract: AbstractThe quick increment in vitality utilization especially in the previous a very long while has raised feelings of trepidation of depleting the globe's stores of oil and different assets sooner rather than later. In the twenty first century, human call for brand spanking new energy assets is urgent, due to the fact the conventional fossil energy is unable to satisfy human desires, and the fossil resource will make pollution in …
Published in Journal of Thermal Engineering and Applications · Vol. 6, Issue 3, 2019 · pp. 16–21 Read article
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Modelling and Simulation of a Combined System Geothermal Binary Plant and Parabolic Solar Concentrator
Abstract: The present work describes a new prototype that uses the concentrated solar radiation to improve the performance of geothermal power plants. Current methods of heat recovering have been used to reduce the amount of fossil fuel used to produce vapor or to increase gas pressure and temperature, depending on the type of system; however, concentrated solar energy is an unknown resource that may help to increase vapor production at a …
Published in Journal of Thermal Engineering and Applications · Vol. 8, Issue 1, 2021 · pp. 23–46 Read article
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Efficiency Matters: A Study of Energy Analysis Techniques in Thermal Power Plants
Abstract: The objective of this article is to perform exergy analysis for warm control plants based on the simulation software Aspen Furthermore. In this ponder, the most areas of the system counting the kettle and the steam turbine are modeled using the Aspen Also program. Exergy investigation of the modeled system is examined to get the vitality misfortune conveyance of the system. The impacts of different working conditions on the exergy …
Published in Journal of Thermal Engineering and Applications · Vol. 10, Issue 1, 2023 · pp. 14–19 Read article
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Enhancing Heat Transfer in Exchangers: Nanoparticle-enhanced Fluids for Improved Thermal Performance
Abstract: This research investigates the utilization of nanoparticle-enhanced fluids to improve the thermal performance of heat exchangers. Heat exchangers play a pivotal role in numerous industrial applications and energy systems, necessitating continuous efforts to enhance their efficiency. Nanotechnology has recently emerged as a promising avenue for achieving this goal. The study begins with a comprehensive review of existing literature, highlighting the significance of heat exchangers and the potential benefits of incorporating …
Published in Journal of Thermal Engineering and Applications · Vol. 10, Issue 2, 2023 · pp. 23–30 Read article
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Smart Irrigation Monitoring System
Abstract: AbstractIn this paper we develop a fully Smart Irrigation System based on Node MCU ESP8266 and an IoT app, the BLYNK. Basically, information from a plantation will be captured, temperature and humidity, both of air and soil. Based on those data, then we will decide the right amount (and when) the plantation should receive heat and water. Also, the project should allow manual intervention of an operator in order to …
Published in Current Trends in Signal Processing · Vol. 9, Issue 2, 2019 · pp. 20–22 Read article
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Hand Gesture Detections Using a Force Myography-Based on Wearable Wrist Strap
Abstract: We are familiar with gestures as a nonverbal form of communication and often use it during heated discussions. In this digital word of human-machine interactions, hand gesture is emerged as promising method of interaction. For this interactions, developing a control system for sensing hand gestures would be a primary objective. In this research paper we will be discussing one of such simple yet efficient hand grip and gesture detection method …
Published in Current Trends in Signal Processing · Vol. 11, Issue 2, 2021 · pp. 1–9 Read article
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A Technical Review on cause of corrosion on carbon steel
Abstract: Piping is used in power plants, petrochemical plants and refineries to convey fluids to and from their place of usage and forms an essential part of the operation of the plant. It is advantageous for the student at Fourth Class level to understand the differences between piping requirements for the various fluids concerned, the materials best to be used, commercial pipe sizes, methods of connection and fittings. The challenging environment …
Published in Emerging Trends in Chemical Engineering · Vol. 5, Issue 1, 2018 · pp. 1–4 Read article
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Numerical Analysis of Cyclone Separator
Abstract: The fluid dynamics of a three-dimensional cyclone separator were studied computationally. Commercial CFD software package, Fluent was used for the simulation. A multiphase Eulerian-Eulerian model incorporating the kinetic theory of granular flow (KTGF) was applied for simulating the air-solid movement. Momentum exchange coefficients were calculated using the Gidaspow drag functions. The kinetic energy fluctuation of mixture was characterized by varying the pressure values from 98Pa to 180Pa. Further computational and …
Published in Emerging Trends in Chemical Engineering · Vol. 5, Issue 1, 2018 · pp. 10–19 Read article
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Binary Distillation Design and Control
Abstract: This paper discusses design and control strategies of binary distillation process using ASPEN PLUS V8.8 simulating tool. Steady state design procedure for binary distillation column design to separate acrolein and propylene is explained. Dynamic simulations were conducted by designing control structure. The developed control structure contains level controllers, pressure controllers and temperature controllers. The developed control structure has shown good performance in withstanding the various process disturbances.
Published in Emerging Trends in Chemical Engineering · Vol. 3, Issue 3, 2016 · pp. 19–25 Read article
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Reactive Distillation Design and Control
Abstract: This study deals with the design and control strategies of reactive distillation process. Steady state design including phase equilibrium and chemical equilibrium were studied. Dynamic simulations were conducted by designing control structure. The developed control structure contains level controller, pressure controller, temperature controller. The developed control structure has shown good performance in withstanding the various process disturbances
Published in Emerging Trends in Chemical Engineering · Vol. 3, Issue 3, 2016 · pp. 31–39 Read article
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Synthesis of Biodiesel with Methanol Recovery in Reactive Distillation
Abstract: In the present study, biodiesel was synthesized from waste vegetable oil, methanol and catalyst. The present work investigates the use of reactive distillation for continuous production and separation of biodiesel with recovery of excess methanol as top product of acceptable purity. In order to determine the best conditions for biodiesel production by reactive distillation, process parameters such as molar ratio of oil to alcohol, reaction temperature, catalyst concentration (0.5–1.5 wt …
Published in Emerging Trends in Chemical Engineering · Vol. 3, Issue 1, 2016 · pp. 26–31 Read article
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Mass Transfer Correlation Development in Circular Conduit with the Presence of Entry Region Spiral Tape Wound on Rod as Turbulence Promoter in Homogeneous Flow
Abstract: In this study, an experimental investigation has been carried out to develop a model for mass transfer correlation. As a part of that experimental data obtained in terms of limiting current values and the data was measured for various flow rates using spiral tape wound on a rod promoters of varying geometric parameters. The geometric parameters are height (H), width (W) and the pitch (P). The experiment carried out for …
Published in Emerging Trends in Chemical Engineering · Vol. 1, Issue 3, 2014 · pp. 1–14 Read article
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Parametric Studies of In-house Resin for Hardness Removal
Abstract: Presence of high amount of calcium and/or magnesium makes the water hard as these ions in water react with other chemical agents and constituents of metallic plumbing etc. The process accelerates in the presence of heat. It decreases the efficiency of the unit operation due to the formation of scales. Hence, scaling is the main issue for which hard water is required to be treated or polished. De-mineralized water finds …
Published in Emerging Trends in Chemical Engineering · Vol. 1, Issue 3, 2014 · pp. 34–39 Read article
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Review of Green Chemical Technologies for Sustainable Developments in Chemical Process Industries
Abstract: The environmental and climatic issues facing across the globe are widely recognized as daunting problems. Therefore, green technologies and ecological sustainable development is vital as the quality of life is declining. We have had major progress in technology causing depletion of natural life sustaining resources, especially clean air and water. These problems are causing substantial environmental, economic and social impairment on a worldwide scale. Sustainable development implies that renewable resources …
Published in Emerging Trends in Chemical Engineering · Vol. 1, Issue 2, 2014 · pp. 8–14 Read article
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Design and Control of Acrolein Production Process
Abstract: In this study, the design and control of acrolein production plant has been investigated. The proposed design consists of a reactor and two distillation columns. Propylene reacts with oxygen and produces acrolein, acrylic acid, carbon dioxide and water. Plant wide operability and control of the entire acrolein production plant with decentralized controllers are explained. Tray temperature control loop and composition control loop are designed to infer final product purity. From …
Published in Emerging Trends in Chemical Engineering · Vol. 1, Issue 2, 2014 · pp. 27–34 Read article
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Optimization of Process Parameters for Isopropylation of Toluene over Modified Zeolite using Response Surface Methodology
Abstract: Vapor-phase isopropylation of toluene with isopropanol has been investigated in a fixed-bed flow reactor under atmospheric pressure using N2 carrier gas over Cerium modified 13X zeolite catalyst. The main product of this alkylation reaction was p-cymene followed by meta-isomer, while ortho-cymene was negligibly formed. Response surface methodology was used to study the combined effects of temperature, reactant molar ratio and space time on the conversion of toluene and selectivity of …
Published in Emerging Trends in Chemical Engineering · Vol. 1, Issue 1, 2014 · pp. 22–30 Read article
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Rice Husk Energy Content Enhancement by the Torrefaction Process: Characterization and Statistical Studies
Abstract: Torrefaction is the partial pyrolysis of biomass at atmospheric pressure, in an inert environment. The objective of this study is to torrefy the rice husk of Ethiopian origin in order to enhance its energy density. The optimum torrefaction temperature, holding time, and acid concentration were investigated in this study by the three-level-three-factor Box-Behnken Design (BBD) using the Design-Expert 7.0.0 software.
Published in Emerging Trends in Chemical Engineering · Vol. 7, Issue 1, 2020 · pp. 1–4 Read article
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Recording of Leakage-free Surface-Driven Capillary Flow of Dyed Water in the Dual Sudden Contraction Microchannels
Abstract: Dual sudden contractionpolymethylmethacrylate (PMMA) microchannels are fabricated by the maskless lithography, hot embossing lithography, direct bonding technique, and atmospheric pressure air dielectric barrier discharge (DBD) plasma processing. The surface-driven capillary flow of dyed water is faster on the processed PMMA surface than the pristine PMMA surface. The surface-driven capillary flow of dyed water is slower in the wider portion and faster in the narrower portion of any dual sudden contraction …
Published in Emerging Trends in Chemical Engineering · Vol. 4, Issue 2, 2017 · pp. 40–44 Read article
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Selection of Working Fluid for Organic Rankine Cycle by Energy and Exergy, For Low Temperature Low Enthalpy Dholera Geothermal Reservoir
Abstract: In today’s scenario of increasing energy demand, it is high time to give emphasis on renewable energy sources. The conventional energy sources that humanity is depending upon today are not only depleting, but also cause significant environmental impact. The burning of coal and fossil fuels causes serious air pollution and several major cities are already under deep threat due to the increasing amount of pollution. Future predictions show an exponential …
Published in Emerging Trends in Chemical Engineering · Vol. 3, Issue 2, 2016 · pp. 1–10 Read article