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1128 articles for “Modelling”
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Assessment of the Impact of Transportation on Sustainability: Case of Ayodhya City
Abstract: Based on changes in the three sustainability pillars of environmental, economic, and social sustainability, the present research suggest a methodology for assessing the impact of various modes of transportation. The procedure comprises calculating the Composite Sustainability Index (CSI) before and after the adoption of a transportation policy using a variety of sustainability pillar indicators.We added metrics for air pollution, resource consumption, health, accessibility, mobility, commuting, and cost. The impact of …
Published in International Journal of Town Planning and Management · Vol. 8, Issue 2, 2022 · pp. 1–11 Read article
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Animal Cloning using Genetic Engineering and Applications
Abstract: Extracellular pronuclear DNA microinjection in zygotes, injection of genetically modified embryonic stem cells into blastocysts, are all examples of genetic engineering procedures used to create transgenic animal models. Enhancing animal production and productivity, improving animal disease resistance, and biomedical applications are all part of this technique. Cloning is the process of creating animals with the same genetic makeup as the donor nucleus. Somatic cell nuclear transfer has been the most …
Published in International Journal of Animal Biotechnology and Applications · Vol. 8, Issue 1, 2022 · pp. 5–8 Read article
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Optimization of Nutritional Parameters for Production of Alpha Amylase Using Aspergillus oryzae MTCC 3017 by Central Composite Design
Abstract: Amylases are the most widely used enzymes that are used many sectors such as clinical, medical, analytical and industrial applications. Beside their use in starch saccharification they also find applications in food, baking, brewing, detergent, textile and paper industries. Increasing utility and consumption of amylase in different industries has placed a greater stress on increasing indigenous enzyme production and search of more rapid processes. The aim of the present investigation …
Published in International Journal of Industrial Biotechnology and Biomaterials · Vol. 2, Issue 1, 2016 Read article
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Numerical Analysis of Flow Characterization in a Continuous Crystallizer
Abstract: In this work, hydrodynamics in a draft tube continuous crystallizer is analyzed computationally through Ansys CFD to crystallization phenomena. Hindrance to fluid mixing and particle suspension due to vortexing can be overcome by providing baffles. A draft tube ensures that it directs the flow in vertical direction ensuring good axial blending. Here CFD simulations are performed using multiple reference frame (MRF) with sliding mesh approach in transient condition for flow …
Published in International Journal of Chemical Separation Technology · Vol. 2, Issue 2, 2016 · pp. 33–43 Read article
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ROBOTIC ARM DESIGN BY 3D PRINTING TECHNOLOGY
Abstract: The work is designed to develop a pick and place robotic arm by using the 3D printing technology. This type of 3D printing is an additive manufacturing process. In this manufacturing process the three dimensional objects are produced by converting digital 3D model into physical 3D object. These 3D models can be designed by using AUTOCAD software or SOLIDWORKS and it can be transferred to 3D printing software. In 3D …
Published in International Journal of Chemical Separation Technology · Vol. 5, Issue 1, 2019 · pp. 21–27 Read article
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Investigation into the Design of Components of Bag Filtersuse for Cement Production
Abstract: Bag Filters play important role in the economy of modern industries that it is use for not only to control air pollution but to prevent waster and recycle materials back into the process. Because of the importance of Bag houses in industries, considerable effort has been done by scientists till now on the modeling of this unit for better understanding and improved productivity. To model and design a bag house …
Published in International Journal of Chemical Separation Technology · Vol. 6, Issue 1, 2020 · pp. 35–51 Read article
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CFD of Transition from Bubbly Flow to Slug Flow in Vertical Pipe
Abstract: The transitional regimes of two-phase flow are widely met in many industrial practices. The phenomena of the transition flows are very complex. How to measure and simulate the transition flows are really challenging to the engineers. In this paper, the new Lagrangian algebraic slip mixture model (LASMM) was employed to quantity the transitional regimes of two-phase flow in a vertical pipe. In the application of this model, the typical flow …
Published in International Journal of Chemical Engineering and Processing · Vol. 1, Issue 1, 2015 · pp. 14–20 Read article
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A Customized Wireless Supervisory Infrastructure for Integration and Explicit Multiparametric MPC-Based Control of Laboratory Processes
Abstract: In this study, a custom, embedded wireless (Zigbee) supervisory infrastructure aimed at integration of laboratory processes is reported. A microcontroller based field control unit (FCU) implements closed loop control on experiments via ADAM 5000/485 data acquisition module. Data from the process (sensor/manipulation) are broadcasted from FCU using a wireless access point (WAP). A MATLAB graphic user interface (GUI) updates the data (obtained using a remote monitoring unit (RMU)) graphically. Multiparametric …
Published in International Journal of Chemical Engineering and Processing · Vol. 2, Issue 2, 2016 · pp. 10–18 Read article
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Micromechanical Analysis of Compaction and Drilling of Granular Media- A Review
Abstract: Granular matter is ubiquitous in our daily life yet far from completely understood. These granular materials have constituted a class of complex systems which exhibit global behaviors been reminiscent of solids, liquids, gases, or otherwise uniquely their own. The key to achieve good properties lies in the material structure from the molecules, via structures on nano- and micro levels to the macroscopic material. This paper also reviewed selected approaches and …
Published in International Journal of Chemical Engineering and Processing · Vol. 3, Issue 2, 2017 · pp. 1–6 Read article
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Investigation on Temperature Control of Boiler using Cascaded Proportional Integral Derivative (PID)
Abstract: Investigation was carried out to demonstrate the PID control mechanism of boiler using cascaded techniques to examine the tank temperature and the amplitude value of model developed without controller and model developed with controller. The influence of temperature was monitored and the effect examined with variation in amplitude. The obtained data from the investigation reveals the significant of temperature variation on the boiler control mechanism especially using Cascaded Proportional Integral …
Published in International Journal of Chemical Engineering and Processing · Vol. 7, Issue 2, 2021 · pp. 43–50 Read article
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Simulation of Biomethane Steam Reforming Plant for Hydrogen Production using Aspen Hysys
Abstract: Aspen Hysys simulation of a process plant for hydrogen production from biomethane through steam reforming process was considered in this work. Models for reactor designs were developed using the principles of conservation of mass and energy. The kinetic model for the biomethane steam reforming process was developed from first principle using the Eley-Rideal mechanistic approach. Computer software (Aspen Hysys) was adopted for the design and for the simulation of the …
Published in International Journal of Chemical Engineering and Processing · Vol. 7, Issue 2, 2021 · pp. 10–20 Read article
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Iron Pillared Clay for Sorption of Toluene in Aqueous Solution: Kinetics and Equilibrium Studies
Abstract: The adsorption of toluene using unmodified and Fe-pillared clay were investigated in this study using UV/Visible, FT-IR spectroscopic measurements and batch adsorption process. The framework vibration of the clay before and after pillaring were determined using FTIR spectra. Effect of Contact time and initial and various concentration of toluene at constant temperature were investigated. The experimental data were studied using equilibrium isotherm (Langmuir and Freundlich) and kinetics models (pseudo first …
Published in International Journal of Chemical Engineering and Processing · Vol. 8, Issue 1, 2022 · pp. 1–10 Read article
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Design of Batch Reactors for Pulping of Plantain Pseudostem
Abstract: Plantain pseudostem has little application in Africa and constitute major domestic waste and often problematic to manage. It however contains a high content of lignocellulose that can be used for production of pulp. With the geometric decline of feedstock for pulp production due to dwindling wood resources, plantain pseudostem becomes a ready alternative. This study developed design models for batch reactor for the plantain pulping process under isothermal, non-isothermal and …
Published in International Journal of Chemical Engineering and Processing · Vol. 8, Issue 2, 2022 · pp. 1–8 Read article
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Critical Examination on Aluminum Corrosion in Marine water Media Environment
Abstract: Investigation into the critical examination on aluminum corrosion in marine water media environment of Niger Delta in Nigeria was monitored using experimental and theoretical approach. Weight loss was experienced with increase in the period of exposure indicating the occurrence of corrosion of aluminum in both fresh and salt water body. The weight loss and corrosion rate characteristics of the aluminum in the river water media environment was further examine using …
Published in International Journal of Environmental Chemistry · Vol. 4, Issue 1, 2018 · pp. 29–43 Read article
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Design and Performance Evaluation of an Existing Cooling Tower in Port Harcourt Refinery
Abstract: The need for efficient and effective waste heat removal systems forms the basis of this research which is the Design and Performance Evaluation of an Existing Cooling Tower in Port Harcourt Refinery. The design performance equation models were developed by the application of the principle of conservation of mass and energy and also from standard correlations from literatures. The input parameters for the solution of the design performance equations were …
Published in International Journal of Environmental Chemistry · Vol. 6, Issue 1, 2020 · pp. 30–41 Read article
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Nanofluids for the Synthesis of Solar Thermal Energy
Abstract: The use of Al2O3-Water nano-fluids in a solar flat plate collector to increase solar energy collection and conversion is examined in this research (SFPC). Both experimental and theoretical analysis is done to determine how effective a solar flat plate collectors is while using water as the fluid medium. Al2O3- Water nanofluid was chosen as the fluid medium to increase the SFPC's capacity for solar energy collecting and conversion. A few …
Published in International Journal of Renewable Energy and its Commercialization · Vol. 8, Issue 2, 2022 · pp. 22–25 Read article
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Parametric Analysis of Ribbed Channels for Gas Turbine Engines
Abstract: This work uses experimental data to validate a ribbed surface that is computationally examined interior passageway of a static blade on a turbine. to replicate an illustration from a released publication while researching the Computational Fluid Dynamic conjugated heat transmission. The turbulence simulation matched the most closely. Publicly available physical practical results were found by working on Ansys Workbench. Convective heat exchange efficiencies additionally to stress profiles utilizing those computationally …
Published in International Journal of Renewable Energy and its Commercialization · Vol. 9, Issue 2, 2023 · pp. 28–34 Read article
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Kinetics of Nucleation and Growth of Metal Nanoparticles – A Mini Review
Abstract: The prediction of nucleation and growth model for metal nanoparticles is very much important in the field of catalysis and fuel cell technology. In this mini review, discuss the initial stages of nucleation and growth model for 2D and 3D instantaneous and progressive nucleation kinetics explained. Keywords: instantaneous, nucleation, nucleation rate, progressive
Published in International journal of Thermodynamics and Chemical Kinetics · Vol. 3, Issue 1, 2017 · pp. 15–18 Read article
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Review of Reactive Extraction Process for Recovery of Pyruvic Acid
Abstract: Pyruvic acid having a molecular formula (C3H4O3) is an important alpha-keto-carboxylic acid. It is mainly manufactured by biotechnological routes or chemical synthesis. There are number of applications of pyruvic acid in the industrial sector such as chemical, food, cosmetic and agriculture sector. The main problem for the production of pyruvic acid from the fermentation broth is downstream processing. The number of techniques developed to recover this acid from their aqueous …
Published in International journal of Thermodynamics and Chemical Kinetics · Vol. 4, Issue 2, 2018 · pp. 1–7 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