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1495 articles for “work”
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Development of Momentum Transfer and Kinetic Model for Hydrocarbon Degradation in a Flowing Stream
Abstract: ABSTRACTA momentum transfer and kinetic model for prediction of individual hydrocarbon degradation in a flowing stream system has been developed in this study. This model was developed to monitor, predict and simulate degradation of individual hydrocarbon in most flowing streams in the Niger Delta region of Nigeria. The model was developed from first principle using plug flow reactor concept. It was simulated with MATLAB R2007b software using data of crude …
Published in International Journal of Chemical Separation Technology · Vol. 6, Issue 2, 2020 · pp. 17–34 Read article
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Investigation on Trans-esterification of Terephthalic Acid and Ethylene Glycol for the Production of Polyester Fibers.
Abstract: ABSTRACTThere have been considerable efforts to produce renewable polymers from biomass. Poly(ethylene terephthalate) (PET) is the most common thermoplastic polymer resin of the polyester family and is used in fibers for clothing, containers for liiquids and foods, thermoforming for manufacturing ,etc.The monomer bis(2-hydrooxyethyl) terephthalate can be synthesized by the esterification reaction between terephthalic acid and ethylene glycol with water as a byproduct, or by transesterification reaction between glycol and dimethyl …
Published in International Journal of Chemical Separation Technology · Vol. 6, Issue 2, 2020 · pp. 6–11 Read article
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Synthesis, Characterization and Optimization of Essential Oil from Pumpkin Seed
Abstract: The main aim of this research work was extraction, characterization and optimization of essential oil from pumpkin seed, cucurbita pepo variety using ethanol as a solvent. The extraction was carried out by using a Soxhlet, leaching method and oil was separated from solvents by using rotary evaporator. Pumpkin seed was analyzed for proximate analysis and found that moisture content of 5.21 , crude proteins content of 22.50.31%, crude fat content …
Published in International Journal of Chemical Separation Technology · Vol. 7, Issue 1, 2021 · pp. 6–27 Read article
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Extraction of Bioflavonoid from Peel of Citrus sinensis
Abstract: Citrus sinensis is belongs to the Rutaceae family. This is also known as orange fruit and it contains several phytochemicals like phenolic compounds, phenolic acids, bioflavonoids (quercetin, rutin and kaempferol), saponins, carotenoids, citric acid and vitamin C (ascorbic acid). It shows various pharmacological activities like antioxidant activity, anti-inflammatory activity, anti-diabetic activity, anti-cancer activity, wound healing activity etc. This plant control the various disorders in the society. Bioflavonoids also assist in …
Published in International Journal of Chemical Separation Technology · Vol. 7, Issue 1, 2021 · pp. 1–5 Read article
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Liquid–Liquid Equilibria of Water + Acetic Acid + Ethyl Acetate, Water + Acetic Acid + MIBK, Water + Acetic Acid + Mixed Solvent (Ethyl Acetate + MIBK) and Its Reliability
Abstract: In this work, binodal curves and tie-line liquid-liquid equilibria experimental data were obtained for the ternary systems water + acetic acid + ethyl acetate, water + acetic acid + methyl isobutyl ketone (MIBK) and water + acetic acid + mixed solvent (ethyl acetate + MIBK) at 293.15 K and atmospheric pressure by cloud-point titration method. Binodal curves, tie-line data, distribution coefficient and separation factor data were determined for these systems. …
Published in International Journal of Chemical Separation Technology · Vol. 7, Issue 2, 2021 · pp. 1–10 Read article
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Chemical Analysis for the Production of Liquid Detergent
Abstract: This research work is focused on rendering chemical analysis on the production of detergent with focus on the application of sodium tripolyphosphate, carboxymethyl cellulose, sulphonic acid, sodium hydroxide (caustic soda), sodium silicate, and others not mentioned. In this analysis, we considered the mixture of detergent production formulated to meet the required cleansing standard of various applications. Therefore, pH of the detergent was maintained between 7 and 8 to avoid corrosion …
Published in International Journal of Chemical Separation Technology · Vol. 8, Issue 2, 2022 · pp. 9–14 Read article
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Fabrication and Characterization of Paper-Sludge Reinforced Polypropylene Composites
Abstract: The purpose of this research was to identify some physical and mechanical characteristics of polypropylene (PP) composites reinforced using various paper sludge (PS) and PP combinations, as well as to assess the performance of the coupling agent. The physico-chemical characteristics of the waste sludge material from paper manufacturing wastewater treatment sludge (PS) were investigated. The physical and mechanical properties of the composite were examined in the experiment using three levels …
Published in International Journal of Chemical Separation Technology · Vol. 8, Issue 2, 2022 · pp. 15–26 Read article
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Treatment of Petroleum Hydrocarbon: The Concept of Dissolved Oxygen and Iron Characteristics using Adsorbent and Temperature Effect
Abstract: The treatment of petroleum hydrocarbon was monitored by considering the characteristics of dissolved oxygen and iron concentration on the impact of temperature variation on the performance of the adsorbent used. The research revealed that increase in the potential performance of the adsorbent in petroleum hydrocarbon removal enhanced variation in the characteristics of the dissolved oxygen and iron content in the packed bed unit for the treatment of water medium contaminated …
Published in International Journal of Chemical Separation Technology · Vol. 9, Issue 2, 2023 · pp. 13–19 Read article
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Statistical and Artificial Neural Network for the Determination of Thermo-Physical Properties of Fomoditine Drug Using Mixed Hydrotropy
Abstract: The experimental determination of thermo-physical properties of fomoditine drug–mixed hydrotrope concentration mixture is very time consuming as well as tedious process. Any tool helpful in estimation of these properties without experimentation can be of immense utility. In present work, other tools of determination of properties of fomoditine drug–mixed hydrotrope concentration blends were tried. A traditional statistical technique of linear regression (principle of least squares) was used to estimate the specific …
Published in International Journal of Chemical Engineering and Processing · Vol. 1, Issue 2, 2015 · pp. 1–6 Read article
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Sapota Seed Oil
Abstract: The objective of this work was to extract and determine the chemical composition of oil obtained from sapota seed fruits that are grown in India and characterize it. The sapota seed oil was extracted from kernel using different solvents viz., (a) carbon tetra chloride, (b) n-hexane and (c) toluene for eight extractions or stages. Nearly, 20–23% of oil yield was obtained. The oil has acid value – 4.11 to 9.5, …
Published in International Journal of Chemical Engineering and Processing · Vol. 2, Issue 1, 2016 · pp. 15–18 Read article
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Numerical investigation of hydrodynamics of batch crystallizer
Abstract: In this work, hydrodynamics in a draft tubebatch crystallizer is analysed computationally using Computational fluid dynamics (CFD). The CFD simulations are performed using multiple reference frame (MRF) with sliding mesh approach in transient condition for flow time of 5s using the standard k-ε turbulence model. The flow-field in batch crystallizer is quantified by calculating time averaged velocity profiles along the horizontal line and by analysing the temporal variation of liquid …
Published in International Journal of Chemical Engineering and Processing · Vol. 3, Issue 1, 2017 · pp. 24–35 Read article
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A Review on Glucose Sensor
Abstract: The estimation of blood glucose levels is done utilizing different glucose biosensors for the screening, conclusion, and long term administration of patients with diabetes. Amperometric biosensors work by the creation of a present when a potential is connected between two terminals. At the point when a capability of - 0.6 V, with respect to the Ag/AgCl anode is connected to the platinum cathode, a present relative to the oxygen focus …
Published in International Journal of Chemical Engineering and Processing · Vol. 3, Issue 2, 2017 · pp. 7–11 Read article
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A PARAMETRIC ANALYSIS OF AMBIENT TEMPERATURE ON FLAT AND CURVED SURFACE OF A PV CELL
Abstract: This work focused on investigating and controlling the effect of ambient temperature on the surface temperature of a PV module. An experimental approach is carried out to provide ventilation on the surface of the PV panel with the help of a blower. With the increase in solar irradiance, the panel temperature also increases so experiment is conducted for different velocities of the air with the help of a blower to …
Published in International Journal of Chemical Engineering and Processing · Vol. 4, Issue 1, 2018 · pp. 39–48 Read article
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Comparative analysis of low and high pressure water electrolysis using nuclear waste heat for sustainable hydrogen production in India
Abstract: Hydrogen has been proposed as a clean and sustainable vector of the decarbonized energy system of the near future. Generation of hydrogen gas from a relatively easily available resource like water through low temperature water electrolysis is a simple, technologically mature alternative for realizing the vision of hydrogen economy. This work examines the techno-economic feasibility aspects of a water electrolysis based hydrogen production plant when coupled with typical nuclear power …
Published in International Journal of Chemical Engineering and Processing · Vol. 4, Issue 1, 2018 · pp. 1–20 Read article
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Analysis and optimization of exergy losses in a heavy water distillation column
Abstract: Heavy water (D2O) of isotopic purity 99.9% and more is used as the moderator and the coolant in pressurized heavy water nuclear reactors (PHWRs). This purity is maintained by vacuum distillation. In the column there are various sources of irreversibility and thermodynamic inefficiency. This work presents an analysis of these losses in a typical heavy water distillation column and their dependence on various design and operating parameters of the column. …
Published in International Journal of Chemical Engineering and Processing · Vol. 4, Issue 2, 2018 · pp. 1–22 Read article
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Preparation of Aluminium Foam using Recycled Beverage Cans, Na-CL salt and Discarded Dry Battery powder
Abstract: In this work, an attempt has been made to prepare Aluminium Foam by using recycled beverage cans, dry battery powder and Sodium Chloride (Nacl) powder particles. Three samples were prepared with the following combinations: Sample I = 2 kg of recycled Aluminium cans + 10 wt. % of Nacl salt and 10 wt. % of dry battery powder particles; Sample II = 2 kg of recycled Aluminium cans + 15 …
Published in International Journal of Chemical Engineering and Processing · Vol. 4, Issue 2, 2018 · pp. 38–42 Read article
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Optimal power dispatch in nuclear cogeneration plants for electricity, water and hydrogen production: A parametric study
Abstract: Nuclear cogeneration projects where apart from electricity, valuable products like desalinated and purified water, hydrogen and oxygen gases from electrolysis of the water are produced are capable of providing water and energy security in developing and developed nations. They can also potentially become sources of additional revenue for the power plant operators. A simple approach using energy and economics data from published literature is used in this work to develop …
Published in International Journal of Chemical Engineering and Processing · Vol. 5, Issue 1, 2019 · pp. 24–36 Read article
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Cost Analysis and Optimization of a Nuclear Assisted Electrolytic Hydrogen Production and Distribution Network in India
Abstract: Hydrogen production by alkaline water electrolysis and its distribution via gas pipelines using nuclear electricity as the energy source is a possible scheme that may help facilitate the adoption and implementation of hydrogen energy systems on a large scale. This work provides a techno-economic assessment of a water cooled nuclear reactor based electrolytic hydrogen production and distribution infrastructure in a developing nation like India. The optimal conditions for electrolysis at …
Published in International Journal of Chemical Engineering and Processing · Vol. 5, Issue 2, 2019 · pp. 23–43 Read article
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Utilization of Mulberry Methanolic Leaf Extractive (MMLE) for Treating Hypercholesterolemia in Rat, Rattus norvegicus (L)
Abstract: Healthy diet is the foundation for a healthier workforce and lower healthcare costs. The diet therapy for regulation of cholesterol is exerting influence to reduce mortality and morbidity. The Methanolic Mulberry Leaf Extractives (MMLE) (at the rate of 100 and 200 mg/kg body weight) and the standard hypolipidemic medicine Questran were administered through the diet to the rats of hypercholesterolemia (maintained on high cholesterol diet). Treatment was five times per …
Published in International Journal of Chemical Engineering and Processing · Vol. 5, Issue 2, 2019 · pp. 44–68 Read article
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Study of the energy utilisation characteristics of solid state hydrogen storage and recovery systems
Abstract: The energy usage patterns during solid state hydrogen storage and retrieval on commercially available hydride forming alloys have been examined in this work through thermodynamic model based calculations, considering the entire storage and recovery system. It is calculated that energy (mechanical and thermal) equivalent to about 16 to 30% of the stored hydrogen energy is involved in the hydriding step, while 9 to 40% of the stored hydrogen energy equivalent …
Published in International Journal of Chemical Engineering and Processing · Vol. 6, Issue 1, 2020 · pp. 51–61 Read article