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661 articles for “unification.”
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Investigation of free convection heat transfers in an attic shaped eclosure
Abstract: Absrtact Numerical investigation of free convection heat transfers in an attic shaped enclosure with differentially heated two inclined walls and filled with air is performed in this study. The left inclined surface is uniformly heated whereas the right inclined surface is uniformly cooled. There is a heat source placed on the right side of the bottom surface. Rest of the bottom surface is kept as adiabatic. Finite volume based commercial …
Published in Journal of Refrigeration, Air conditioning, Heating and ventilation · Vol. 4, Issue 2, 2017 · pp. 13–26 Read article
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Stress Analysis of Variable Thickness FGM Rotating Disks by Element based Material Gradation under Thermomechanical Loading
Abstract: The present research work aims to analyze deformation and stresses, induced in functionally graded rotating disks of variable thicknesses. The disks are made of exponential functionally graded material, whose mechanical and physical properties vary in radial direction. Functionally gradation of the properties is achieved by element-based gradation. Uniform as well as variable thickness, namely concave profile, convex profile and linear varying profile rotating disks are analyzed for clamped-free and free-free …
Published in Trends in Machine design · Vol. 3, Issue 3, 2016 · pp. 32–42 Read article
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Development of a Dual Axis Solar Tracking System Using LDR Sensor for Roof-Top Applications
Abstract: The energy demand in the country has been increasing very rapidly and it is very difficult to fulfil this increasing demand with the conventional methods of energy generation. So, the use of renewable sources for energy generation is increasing rapidly with the help of Indian government policies. Indian government has announced that it will generate 175 GW from renewable sources of energy by 2022, out of which 100 GW will …
Published in Recent Trends in Sensor Research & Technology · Vol. 3, Issue 3, 2016 · pp. 21–26 Read article
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A Study and Thermal Analysis of Automobile Radiator Using Nanofluids
Abstract: Over past few decades, number analysis has been carried out by the researchers and academicians in the radiator for it’s efficiency. It is purely depend on the application of fluid. Conventional fluids such a water, ethylene glycol and sodium are normally used as heat transfer fluids in radiator various techniques are applied to improve the heat transfer the used of additives is a technique applied to increase the heat transfer …
Published in Recent Trends in Fluid Mechanics · Vol. 3, Issue 1, 2016 · pp. 9–14 Read article
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Improved Film Cooling with Hybrid Arrangement of Cooling Holes
Abstract: In the present work, numerical study of full coverage film cooling on an adiabatic flat plate is carried out. Cylindrical holes of 30° injection angle are used to supply cold air into the hot primary flow. Adiabatic film cooling effectiveness is calculated at different velocity ratios to study the film cooling performance. A new hybrid arrangement of film cooling holes is presented by splitting the full coverage of film holes …
Published in Recent Trends in Fluid Mechanics · Vol. 4, Issue 2, 2017 · pp. 1–6 Read article
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GENETIC ALGORITHM BASED DESIGN OF A SIMPLY SUPPORTED REINFORCED CONCRETE BEAM
Abstract: This paper demonstrates an application of the genetic algorithms to the design of a simply supported reinforced concrete beam. Cost optimisation of reinforced concrete beam is carried out to get the most economical concrete section and the reinforcements at user specified intervals. Genetic algorithm is used to find out the depth, the number and diameter of bars and the diameter and spacing of stirrups. A program is created based on …
Published in Journal of Structural Engineering and Management · Vol. 2, Issue 3, 2015 · pp. 55–59 Read article
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SIMULATION OF COLD DIE COMPACTION ALUMINA POWDER
Abstract: Compaction process was analyzed mathematically by predicting a steady-state mathematical model in order to give more description and understanding for the mechanism of this process. Numerical investigation has been carried out on axisymmetric cylindrical parts using the finite difference method with relaxation technique to examine the physical significance of constitutive model to produce the pressure gradients during compaction. The pressure distribution model is then typically coupled with empirical functions relating …
Published in Trends in Mechanical Engineering & Technology · Vol. 1, Issue 1, 2011 · pp. 1–21 Read article
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Enhancement of Bioavailability of Clopidogrel Using Different Solubility Enhancement Techniques
Abstract: Bioavailability is the key determinant of a drug for its therapeutic effectiveness, which in turn depends upon the solubility of that drug in gastro intestinal fluid. Clopidogrel is a BCS class II drug. Drugs of this category have low solubility and high permeability, so their bioavailability is less. This can be overcome by doing pharmaceutic modifications on it. In the present study, three different modifications, namely, complexation, solvent deposition and …
Published in Research and Reviews: A Journal of Pharmaceutical Science · Vol. 7, Issue 2, 2016 · pp. 25–39 Read article
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Growth and Characterization of CuInSe2 Nanoparticles for Solar Cell Applications
Abstract: This paper investigates the possibility of growing copper indium diselenide (CuInSe2) nanoparticles by solution method for solar cell applications. The purpose is to study the reaction, growth mechanism and to optimize the parameters of this method. Upon successful synthesizing the samples, they were characterized using various techniques. EDAX, SEM, PIXE, XRD together with the measured optical parameters obtained from UV-VIS absorption testing were analyzed. They show reasonably identical values that …
Published in Journal of Alternate Energy Sources & Technologies · Vol. 5, Issue 1, 2014 · pp. 13–17 Read article
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A Finite Element Solution of Functionally Graded Rotating Disk based on Element based Material Grading
Abstract: The present study reports finite element elastic analysis of variable thickness rotating disks made up of functionally graded materials (FGMs). The disks have exponentially varying material properties along the radius, which is achieved by varying the volume fraction ratio. Three types of thickness profile namely uniform, linearly varying and concave thickness profile having constant mass are analyzed and the resulting displacement and stresses areevaluated for free-free boundary condition. The investigation …
Published in Journal of Experimental & Applied Mechanics · Vol. 7, Issue 2, 2016 · pp. 41–47 Read article
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Hydrodynamic Stability of Parallel Flow and Rotating Flow of Inviscid Fluid Dynamics
Abstract: AbstractStream unsteadiness and fierce change can be all around clarified utilizing another proposedhypothesis - Energy slope hypothesis (Dou, 2005). In this hypothesis, the strength of a streamrelies upon the general size of vitality slope in streamwise heading and that transverse way, ifthere is no work input. In this note, it is indicated dependent on the vitality slope hypothesisthat inviscid non-uniform stream is flimsy if the vitality transverse way isn't consistent. …
Published in Journal of Aerospace Engineering & Technology · Vol. 10, Issue 2, 2020 · pp. 1–14 Read article
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Production of unique space materials
Abstract: Isotropic property of weightlessness arising in space flight permits to produce unique space materials.One such material is a foam material with the uniform distribution of fine dispersed gas phase.The paper represents a completely new methods of production of the unique space foam materials with the uniform distribution of fine dispersed gas phase using together the electric field and controlled vibration or electric field and inertial forces in the conditions of …
Published in Research & Reviews : Journal of Space Science & Technology · Vol. 8, Issue 3, 2019 · pp. 49–55 Read article
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Crosslinked Starch Polymer for Coating on Fruit/Vegetable for Preservation Derived from Waste De-Oiled Soybean Cake
Abstract: Cross-linked starch films have been prepared by reacting starch extracted from de-oiled soybean cake (waste material from oil industry) with bio-based acids citric acid and tartaric acid. The obtained films were characterized by spectroscopic, thermal and surface morphological techniques. Thermal analysis showed that thin film has good thermal stability. The micrographs obtained from scanning electron microscopy showed the film surface has smooth and uniform morphology. Biological properties like cytocompatibility, antimicrobial …
Published in Journal of Catalyst & Catalysis · Vol. 10, Issue 4, 2023 · pp. 17–29 Read article
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Thermal Analysis of Isotropic and Orthotropic Plate by Trigonometric Shear Deformation Theory
Abstract: In the present study, a sinusoidal shear and normal deformation theory taking into account effects of transverse shear as well as transverse normal is used to develop the analytical solution for the bidirectional bending analysis of isotropic, transversely isotropic, laminated composite and sandwich rectangular plates. Governing equations and boundary conditions of the theory are obtained using the principle of virtual work. The Navier solution for simply supported laminated composite plates …
Published in Journal of Geotechnical Engineering · Vol. 9, Issue 4, 2022 · pp. 38–59 Read article
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Parallelization of Metaheuristics for the Optimization of Permuted Perceptron Problem
Abstract: Parallel computing has found a mainstream backing in graphics processing units (GPUs).These resources have enormous processing capacity, are energy efficient, and are broadly available, unlike grids. Since the advent of CUDA (Compute Unified Device Architecture) developed by NVIDIA that permits GPU programming in C, C++ language, GPUs are now being used in a variety of fields, including scientific computing. This thesis focuses on the optimization of the solution of a …
Published in Journal of Operating Systems Development & Trends · Vol. 8, Issue 4, 2021 · pp. 32–37 Read article
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Comparison of Various Load Balancing Algorithms in Cloud Computing
Abstract: The components associated with distributed computing are customers, datacenter and appropriated server. One of the principal issuesin distributed computing isload adjusting. Adjusting the heap intends to circulate the outstanding task at hand among a few hubs uniformly so no single hub will be over- burden. Burden can be of any kind that is it very well may be CPU load, memory limit or system load. Right now, introduced a design …
Published in Recent Trends in Parallel Computing · Vol. 8, Issue 4, 2021 · pp. 1–5 Read article
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Composite Fluid Hydraulic Lift
Abstract: In the industrial application hydraulic lifts have a variety of applications on a massive scale. As the energy resources required for the operation are relatively high as compared to the output provided by lifts, there is an alarming rate to optimize the process. So, to bridge the gap we have come up with an innovative and exclusive fabrication of the hydraulic lift systems based on the use of Composite Fluids …
Published in Recent Trends in Fluid Mechanics · Vol. 8, Issue 4, 2021 · pp. 15–21 Read article
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Mapping of Dangerous Glacial Lakes by Using Systematic Extraction Approach in Different Catchments of Upper Indus Basin (UIB) Pakistan
Abstract: The glaciers are nature's most valuable fresh water resource for irrigation, industry, and hydroelectric growth, as well as for the present and future needs of millions of people who live downstream. Numerous of the waterways in the HKH region receive a significant percentage of ice melt water from this solid reservoir. Many of the glaciers which consist of massive amount of permanent snow and ice are found to generate several …
Published in Research & Reviews : Journal of Space Science & Technology · Vol. 11, Issue 4, 2022 · pp. 48–61 Read article
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Failure Analyses of 16 mm Thick SA 516 GR 70 Auto Clave
Abstract: With the acceleration of global industrialization, there is a demand for high-or low-pressure storage of liquids or gases. Because of the complicated operating conditions that will inevitably encounter a possible hazard, pressure vessel design is a critical responsibility. Previous failure studies have revealed that the presence of local loads and discontinuities increases pressure vessel fracture. As a result, a detailed examination of pressure vessel steel from the standpoint of fracture …
Published in Trends in Mechanical Engineering & Technology · Vol. 12, Issue 4, 2022 · pp. 21–30 Read article
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Simulation Studies of a Triangular Shape Closed Loop Wind Tunnel
Abstract: An innovative approach in the modeling and simulation of flow parameters of a triangular shape closed-loop wind tunnel was carried out using Computational Fluid Dynamics (CFD), which decreases the overall heat loss of the tunnel from the traditional closed loop wind tunnels and individual section simulations are done to predict and prove the decrease in losses occurred by them and the entire concept wind tunnel is simulated to see the …
Published in Research & Reviews : Journal of Physics · Vol. 9, Issue 4, 2020 · pp. 14–25 Read article