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927 articles for “optimization”
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Monitoring the Effect of Temperature on Percentage of Petroleum Hydrocarbon Remediation in Packed Bed Units using Agro-Based Adsorbents
Abstract: This research demonstrates the significance of adsorbent and packed bed unit or column for the treatment of water medium contaminated with petroleum hydrocarbon. The investigation further revealed the effect of temperature on the performance of the adsorbent in treatment of water medium contaminated with petroleum hydrocarbon. The investigation delved deeper into understanding the influence of temperature on the adsorbent's efficacy in treating water mediums contaminated with petroleum hydrocarbon. The study …
Published in International Journal of Chemical Engineering and Processing · Vol. 9, Issue 2, 2023 · pp. 35–47 Read article
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Effect of TiO2 on HER Activity of Electrodeposited Zn–Ni Coatings
Abstract: This paper demonstrates the improved electrocatalytic behavior of Zn–Ni alloy coatings for alkaline hydrogen evolution reaction (HER), due to addition of TiO2 nanoparticles into the bath. Zn–Ni alloy coatings have been electrodeposited galvanostatically on copper, with wide compositional range (2.31–7.91 wt. % of Zn) at different current densities (c.d.) between 2.0 and 5.0 A dm-2. The electrocatalytic behaviors of all coatings have been studied for alkaline HER in 1.0 M …
Published in International Journal of Chemical Synthesis and Chemical Reactions · Vol. 3, Issue 1, 2017 Read article
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Theoretical Insights Into Structure, Electronic Properties, and Ion-pair Interactions In Organopalladium Salts [Pd(p-XC6H3CHMeNH2) (tmeda)] [BF4] AND [Pd(p-XC6H3CHMeNH2) (tmeda)] [PF6] (X = H, F, Me)
Abstract: The geometries of organopalladium salts [Pd(p-XC6H3CHMeNH2) (tmeda)] [BF4] and [Pd(pXC6H3CHMeNH2) (tmeda)] [PF6] (X = H, F, Me) (I-VI) have been optimized using BP86 and TPSS density functional at dispersion corrected DFT-D3(BJ) method. The optimized geometries of the salt [Pd(C6H4CHMeNH2) (tmeda)] [BF4] using TPSS functional in methanol slvent is in good agreement with available experimental data. The N1-Ha bond distances are longer than the N1-Hb bonds. The counterion strongly affects the …
Published in International Journal of Chemical Synthesis and Chemical Reactions · Vol. 9, Issue 1, 2023 · pp. 11–21 Read article
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Valorization of agro-industrial waste into bioethanol: a case of brewers spent grain
Abstract: AbstractThe global impetus to produce alternatives to petroleum-based fuels and value-added chemicals to reduce greenhouse gases are putting pressure on the industries to diversify and valorize byproducts. By-products valorization of the brewery industry such as spent grain has given critical attention for long-term socio-economic and environmental benefits. Brewer`s spent grain is the major by-product of the brewing industry, represses around 85% of the total by-product generated. In the current work, …
Published in International Journal of Renewable Energy and its Commercialization · Vol. 6, Issue 1, 2020 · pp. 1–20 Read article
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Novel method for determination of kinetic constants from dynamics in a batch reactor with constant heat input rate
Abstract: In this article a novel method of obtaining reaction kinetic constants is described. It consists of measuring both concentration and temperature dynamics in a batch reactor supplied with a constant heat input rate. A system of esterification reaction between acetic acid and methanol in the presence of a cationic resin catalyst is studied. This reversible reaction’s rate is modeled by molecular order and as pseudo homogeneous assumption. By just one …
Published in International journal of Thermodynamics and Chemical Kinetics · Vol. 5, Issue 1, 2019 · pp. 19–23 Read article
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Exploring Thermodynamic Heterocyclic Compounds: A Comprehensive Analysis
Abstract: Heterocyclic compounds constitute a significant class of organic molecules with diverse applications in various fields including pharmaceuticals, materials science, and agrochemicals. Understanding their thermodynamic properties is crucial for elucidating their behavior in different environments and optimizing their applications. This comprehensive analysis delves into the thermodynamic aspects of heterocyclic compounds, encompassing their synthesis, structural characteristics, and energetics. The review begins by outlining the fundamental principles governing the thermodynamics of heterocyclic compounds, …
Published in International journal of Thermodynamics and Chemical Kinetics · Vol. 9, Issue 1, 2023 · pp. 40–46 Read article
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Utilization of Steel Slag as Course Aggregate
Abstract: Concrete is the third largest material consumed by human being after food and water as per WHO. Concrete plays a vital role in the design and construction of the nation’s infrastructure. Almost three quarters of the volume of concrete is composed of aggregate. These are obtained from natural rocks and river beds, thus degradation them slowly. This issue of environment degradation, and need for aggregates demands for the usage of …
Published in International Journal of Concrete Technology · Vol. 3, Issue 1, 2017 · pp. 14–18 Read article
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Compressive Strength and Chloride penetration on Semi-Lightweight Concrete Made Up of Artificial Aggregates
Abstract: This paper deals with the properties of semi-Light weight concrete prepared by using Light weight wood ash pellets as coarse aggregates. It can be prepared by varying the cement content from 300 to 450 kg/m3. Optimum design mix can be finalised by studying the engineering properties such as compressive strength, split tensile strength, young’s modulus and rapid chloride penetration test. Various trial mixes have been attempted in the laboratory by …
Published in International Journal of Concrete Technology · Vol. 9, Issue 2, 2023 · pp. 14–25 Read article
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THE STRENGHT PARAMETERS OF SAW-DUST ASH ON THE GEOTECHNICAL PROPERTIES OF LATERITIC SOIL FOR ROAD CONSTRUCTION PURPOSES IN GHANA
Abstract: The strength parameters of saw dust ash on the geotechnical properties of lateritic soil for road construction purposes in Ghana have been investigated. The lateritic soil sample collected was subjected to the following test; Atterberg limits, compaction and California Bearing Ratio Test. The tests were conducted in accordance with BS: 1377 and AASHTO M145 standards. A varying percentage of the saw dust ash in order of 2%, 4%, 6%, 8% …
Published in International Journal of Geological and Geotechnical Engineering · Vol. 6, Issue 1, 2020 · pp. 1–9 Read article
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Thermal Performance Evaluation of a Prototype Building Utilizing Composite Construction and LGS-Ferrocement Sandwich Wall Panels
Abstract: In India, there is a noticeable surge of interest in embracing progressive construction techniques, including modular precast construction, light gauge steel (cold-formed steel), and precast Ferrocement composite structures. These advanced methods offer a sustainable approach with a significantly reduced carbon footprint compared to traditional reinforced concrete (RCC) construction. Moreover, they present several advantages, such as expedited construction, minimized material transportation, cost-effective labor, and accelerated project completion. An ingenious technology has …
Published in International Journal of Structural Engineering and Analysis · Vol. 9, Issue 1, 2023 · pp. 11–20 Read article
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Sustainable hydraulic system assisted with PV array
Abstract: The paper describes a new hydraulic system to supply water and energy to human settlements as well as to small industry applications, livestock water supply and irrigation of agricultural plantations. The system consists of two interconnected water dams and a single water reservoir; the system is operated by two hydraulic turbines of different power generation capacity. The system has been designed for the Canary Islands, but can be applied to …
Published in International Journal of Water Resources Engineering · Vol. 8, Issue 1, 2022 · pp. 39–54 Read article
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Treatment of Dairy Wastewater Using Constructed Wetland
Abstract: Naturally existing wetlands have been used for dumping various types of wastewaters and have been promised to dispose of these wastewaters. As a matter of fact, in some areas, natural wetlands still serve this purpose solely and are nothing more than dumping sites. However, extensive research suggested the use of Wetlands for Treatment purposes. Understanding the dynamics of the processes in natural wetlands leads to the use of those processes …
Published in International Journal of Water Resources Engineering · Vol. 8, Issue 1, 2022 · pp. 55–66 Read article
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IoT Smart Waste Monitoring and Collection Framework
Abstract: Abstract - Solid waste management is one amongst the present challenges in urban areas and it's turning into a vital issue thanks to the fast increase in applicable solid waste management systems area population unit vital for up the setting and also the well-being of this paper, an Internet of Things(IoT) design for real-time residents. during waste watching and assortment has been proposed; able to improve and optimize solid waste …
Published in International Journal of Distributed Computing and Technology · Vol. 5, Issue 1, 2019 · pp. 27–32 Read article
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Image Denoising Using IBP n Filter
Abstract: Abstract The ultrasound images are blurred by the multiplicative noise that is the Speckle pattern. It decreases the contrast and resolution of ultrasound images those outcomes in weak interpretation of image characteristics. In several image processing mechanisms like segmentation, classification and pattern recognition the speckle is a significant part. The conventional methods calculate the computation of LBP on gradient. The limitation of this technique was that the LBP mechanism divide …
Published in International Journal of Image Processing and Pattern Recognition · Vol. 4, Issue 2, 2018 · pp. 37–45 Read article
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The Use of Developed Computer Medical Process Manager “Medical Commander” for Application in Medical Practice
Abstract: ABSTRACTThe use of the computer in the medical clinical practice plays an important role for the effective diagnosis, treatment, and management of patients in hospitals. The use of a computer today in medical practice is limited to the creation of medical database management systems that take into account all the requirements of hospital and are capable of providing simple and efficient storage of information about patients who visit the hospital …
Published in International Journal of Software Computing and Testing · Vol. 6, Issue 2, 2020 · pp. 11–27 Read article
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Effect of various parameters and Equivalent Circuit Analysis on Degradation of Organic Solar Cell
Abstract: This study conducts a mathematical analysis on organic solar cells. Two modeling approaches are studied, equivalent circuit model and optical model. Equivalent circuit model study is conducted by undergoing parametric extraction study of two diode model by implementing genetic algorithm using optimization toolbox in Matlab 2014. Two studies conducted in this section, two diode model study on degradation of organic solar cell under continuous illumination. The optimization studies includes the …
Published in International Journal of Analog Integrated Circuits · Vol. 2, Issue 2, 2016 · pp. 5–9 Read article
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Using Hybrid Method of PSO and Firefly Techniques for ELD
Abstract: This project presented an effective and reliable FFA technique for the economic load dispatch (ELD) problem using the PSO technique. The final results obtained that is, Hybrid algorithm (using PSO and Firefly algorithm) are compared with PSO and Firefly and found to be encouraging. This Hybrid algorithm is applied to find out the minimum cost for different power demands. With the compared results, we obtain that Hybrid algorithm displayed better …
Published in International Journal of Analog Integrated Circuits · Vol. 5, Issue 2, 2019 · pp. 6–20 Read article
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High speed low power analysis of mixed logic line decoder using 45GPDK Technology.
Abstract: A huge challenge faced by this era of development is power reduction. The low power circuit designs are a requesting issue in high performance digital frameworks, for example, microchips, DSPs, and other different applications. Power and speed are the main highlights considered when comparing any circuit or design. The diminishing chip area is additionally truly impressive factor, creators need to recall when suggesting any novel design. 2×4 Decoder Using 12 …
Published in International Journal of Analog Integrated Circuits · Vol. 9, Issue 2, 2023 · pp. 1–9 Read article
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Transformation and Analysis of Wire line Networks to Wireless Networks Using OPNET Simulator
Abstract: The telecom sector is undergoing rapid changes and with the emergence of a new technologies competition to provide a different range of services has increased. As now the customers are more demanding and they need to get the services at a very fast rate and in minimum time. A race to get high speed data is becoming very high. So in order to survive it is very much necessary to …
Published in International Journal of Broadband Cellular Communication · Vol. 1, Issue 1, 2015 · pp. 12–27 Read article
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Routing Algorithms
Abstract: The algorithmic steps involved in the Particle Swarm Optimization Algorithm are as follows: Ant, Bee, GA, PSO, Ant-GA, Ant-PSO, Ant-Bee, GA-PSO, Bee-GA, Bee-PSO are the various optimization techniques used in packet delivery between networks. Routing is the process of transporting data from a source to a destination in a network. The simulation time and throughput determine the output of these algorithms. The experiments are carried out using the NS2 software …
Published in International Journal of Digital Communication and Analog Signals · Vol. 7, Issue 2, 2021 · pp. 8–16 Read article