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1516 articles for “Numerical”
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Numerical and Experimental Modal Analysis of Square Sheets of Low Carbon Steel Under Different Boundary Conditions
Abstract: Dynamic analysis of square plates has been a subject of fundamental research interest over several decades. In these analyses, several dynamic aspects such as modal frequencies, occurrence of harmonics, mode shapes, displacement pattern of position vector, location of maximum displacement and damping characteristics are studied which provide critical inputs for structural design engineers. In this paper, a detailed modal analysis (both modal frequencies and mode shapes) of low carbon steel …
Published in Journal of Experimental & Applied Mechanics · Vol. 14, Issue 2, 2023 · pp. 15–22 Read article
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Numerical Design of An Off-grid Solar Photovoltaic System for Office Shelter
Abstract: Electricity is essential needs for domestic and office applications. Due to the shortcomings from the national grid, renewable resources are prepared for alternative power supply rather than fossil fuels generators which pollute the environment. To provide a constant power supply, an off-grid solar PV system should adequately be designed. This paper presents the design of an off-grid solar PV system for office shelter. Solar thermal and solar photovoltaic (PV) systems …
Published in Journal of Energy, Environment & Carbon Credits · Vol. 13, Issue 2, 2023 · pp. 68–76 Read article
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Improved Unified Power Quality Conditioner Design and Numerical Simulation For Power Quality Improvement
Abstract: Harmonic currents can distort the waveform voltage, resulting in a weak signal. There is also an increase in the number of loads requiring enough sinus tension to function properly. As electronic devices become more power-sensitive, people are becoming increasingly interested in power conditioning solutions. Therefore, if the amount of electricity being generated falls below a certain threshold, some type of compensation must be provided. Unified Power Quality Controller (UPQC) is …
Published in Journal of Microwave Engineering and Technologies · Vol. 8, Issue 3, 2021 · pp. 52–60 Read article
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Numerical Investigation of the Osmatic Flow Impact on the Load Recovery and Early Well Performance
Abstract: The complexity of shale system coupled with the mystery of low fracturing fluid recovery has puzzled many researchers. Field reports from hydraulic fracturing operations performed on shale formation have highlighted the low recovery of the fracturing fluid. The fate of the hydraulic fracturing fluid is still controversial issue. However, literature has attributed the low load recovery to either trapping into the natural or created micro-fracture or imbibition to the matrix. …
Published in Journal of Petroleum Engineering & Technology · Vol. 5, Issue 3, 2015 · pp. 52–64 Read article
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Numerical study of the impact of surfactant/polymer flooding on different reservoir wetting phases.
Abstract: Production of oil and gas by primary drive mechanism has always remained unsatisfactory since a greater percentage of the oil remains in the reservoir. Across the industry and academia various enhanced oil recovery interventions are been sought after to help recover more and more hydrocarbons from the reservoir. A simulation study is conducted using the UTCHEM simulator to help understand the mechanism that affect the various wetting characteristics of the …
Published in Journal of Petroleum Engineering & Technology · Vol. 9, Issue 1, 2019 · pp. 14–25 Read article
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Numerical Analysis of Thermal Performance of Cylindrical Perforated Pin Fins for Aligned Arrangement
Abstract: Present paper investigates the thermal characteristics pertaining to laminar forced convection heat transfer enhancement achieved in a flat surface mounted with cylindrical perforated pin fins in a rectangular channel having a area of cross section 280 x150 mm2.The analysis was done for the range of angle of perforated holes from 00 to 600 for a constant value of Reynolds Number and fixed fin spacing of 40 mm using air as …
Published in Journal of Thin Films, Coating Science Technology & Application · Vol. 7, Issue 1, 2020 · pp. 8–16 Read article
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Hydrogenomonas Transport in Lateritic and Silty Formation Influenced by Heterogeneous Velocity Applying Numerical Simulation
Abstract: Hydrogenomonas in lateritic and silty formation influenced by velocity were monitored to predict its rate of migration and its level of variation in concentration. The study examined various conditions observed in the migration level in these two formations. Velocity variation were based on its rate of deposition between the litho structure in study area., The derived solution generated simulation values that express their various concentrations which range from 0.0024 -0.0771, …
Published in Journal of Water Resource Engineering and Management · Vol. 5, Issue 1, 2018 · pp. 25–32 Read article
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Numerical Simulation of Multiple Objective Power Flow Optimization in IEEE-30 Bus System Using Improved Particle Swarm Optimization
Abstract: OPF algorithms are an important research topic for the management and orchestration of profitable power structures. Perfect Power Flow is used to limit the objective work. This goal cap can be a single goal or various aim limits. In this study, we have carried out a perfect energy stream to limit the cost of fuel while fulfilling limitations, such as the tension and the electricity yields of the generator, which …
Published in Recent Trends in Electronics Communication Systems · Vol. 8, Issue 2, 2021 · pp. 23–28 Read article
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Numerical Modelling and Simulation of Improved Partial Transmit Sequence for PAPR Reduction in OFDM Communication System
Abstract: Channel capacity and peak average to power ratio are essential elements in offering dependable communication through wireless medium in this competing wireless communication system. The rating of an amplifier in an OFDM system, as well as prospective future candidates of 5G systems such as FBMC and UFMC, is affected by a high peak to average power ratio. The demand for channel capacity fluctuates due to the growing number of wireless …
Published in Recent Trends in Electronics Communication Systems · Vol. 8, Issue 3, 2021 · pp. 33–39 Read article
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Numerical Simulation and Characteristics Assessment of SPWM Based Permanent Magnet Motor Drive for Electrical Vehicle Applications
Abstract: In recent years, electric vehicles (EVs) have grown in popularity as the most practical alternative for helping to protect the environment and achieve great energy efficiency in transportation. Traction motors are the primary source of propulsion in electric vehicles. Excellent torque and power density, a wide speed range, high efficiency, and high dependability are all requirements. The most promising possibilities, which have been widely employed for EV (or hybrid EV) …
Published in Recent Trends in Electronics Communication Systems · Vol. 9, Issue 1, 2022 · pp. 36–53 Read article
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Design of Experiments of an Effective Thermal Conductivity of Composite Matrix by using Numerical Simulation
Abstract: Effective thermal conductivities of fillers and matrix reinforced composite models are analysed by using Finite Element (FE) simulation. The process parameters of different filler concentrations, filler piece arrangements and thermal conductivity ratio are analysed by Design of Experiment. In this study, simulation based on fully replicable five -factor, five-level central composite design. Regression models are developed to analyze the effects of process parameter. The responses are analyzing the direct and …
Published in Recent Trends in Fluid Mechanics · Vol. 6, Issue 2, 2019 · pp. 1–18 Read article
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Numerical Simulation of Energy Efficient Routing Protocol in Wireless Sensor Network Using Optimized LEACH
Abstract: Wireless sensor systems consist of, for instance, independent sensors used to measure temperature, humidity, and physical and environmental conditions spatially distributed. These sensors transmit data to a dish. Due to the huge ability of sensor network to link the physical world to the vertical world, the popularity of the wireless sensor networks (WSNs) has enormously increased. Becoming a repetitive job since those devices rely on battery power and can be …
Published in Journal Of Network security · Vol. 9, Issue 1, 2021 · pp. 48–56 Read article
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Experimental and Numerical Assessment of Sustainable Machine Tool Design: A Life Cycle Perspective on Structural Optimization and Energy Performance
Abstract: Machine tools are high-mass, energy-intensive systems with long service lives, contributing significantly to the carbon footprint of manufacturing. Enhancing their sustainability requires integrated structural and energy optimization without compromising functionality, accuracy, or productivity. While sustainable design has been studied broadly, systematic reviews from an experimental and applied mechanics perspective remain limited. This paper reviews sustainable machine tool design through a life cycle lens, emphasizing mechanics-based strategies and assessment methods. Key …
Published in Journal of Experimental & Applied Mechanics · Vol. 17, Issue 2, 2026 · pp. 13–39 Read article
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Numerical Investigation of Ply-by-Ply Failure and Strength Degradation in Composite Laminates Under Transverse Loading
Abstract: This paper represents the failure analysis of composite symmetric and antisymmetric laminate, when laminates were subjected to the transverse loading conditions. The load is uniformly distributed in a transverse direction. The analysis includes failure load and nature of failure by using theories of failure. The ply degradation material model is used to modify and update the properties of failed lamina and upgrades the properties of laminate. Laminate is modelled as …
Published in Journal of Polymer & Composites · Vol. 14, Issue 5, 2026 Read article
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Analysis of Numerical and Categorical Prediction Algorithms : A Case Study of Hypertension
Abstract: An extremely wide variety and volume of data are generated by the healthcare industries which can be effectively utilized by applying data mining techniques so as to attain significant knowledge that can aid the process of decision making. In this paper an analysis of Prediction Algorithms is performed using clinical data of hypertension patients. Data mining techniques are effectively employed to estimate systolic and diastolic blood pressure of patients and …
Published in Research & Reviews: Discrete Mathematical Structures · Vol. 5, Issue 1, 2018 · pp. 5–9 Read article
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A NUMERICAL SIMULATION OF OPTICAL RECEIVER PERFORMANCE OF WDM SIGNALS IN A PON
Abstract: This work presents MATLAB 7.9 model of wavelength division multiplexed (WDM) communication system for evaluating the performance of optical receiver simulation of WDM-PON (passive optical network). This paper attempts to focus on eliminating the channel internal noise due to number of users at different noise power levels, iterations, values of BER (bit error rate) and error count within time elapsed in seconds. Optical communication systems have good speed, accuracy and …
Published in Recent Trends in Electronics Communication Systems · Vol. 1, Issue 1, 2014 · pp. 21–24 Read article
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A Numerical Study on Static and Dynamic Characteristics of Electromagnetic Air Compressor used in Household Refrigerators
Abstract: With the development of high-strength magnetic material, moving magnet linear compressors have been gradually introduced in the fields of refrigeration and cryogenic engineering, especially in Stirling. This paper presents computational investigations on the static and dynamic characteristics of a moving magnet. Equivalent magnetic circuits and finite element approaches have been used to model the moving magnet linear motor. In this paper an electromagnetic air compressor is used, where the piston …
Published in Journal of Experimental & Applied Mechanics · Vol. 5, Issue 3, 2014 · pp. 8–15 Read article
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Estimation of Shallow Water Effects Using Empirical and Numerical Methods for Inland Vessels
Abstract: Due to the increased demand for transportation of cargoes through waterways, there is a need for more and efficient inland vessels. The Inland Waterways Authority of India (IWAI) has planned initiatives to augment the inland waterways sector through strategic development, complementing one activity with others to ensure efficient and effective movement of goods within the country for in-bound and out-bound destinations. A key element of this plan will be the …
Published in Journal of Offshore Structure and Technology · Vol. 6, Issue 2, 2019 · pp. 1–8 Read article
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Assessment of Sustainability and Numerical Modeling for a Hybrid Renewable Energy System: An Indian Perspective Case Study
Abstract: As renewable energy stock in systems rise from 10% to 20% or more, and the costs of wind, solar solar panels, and battery storage all continue to decline, hybrid nuclear power plants have proven to be an attractive energy system for supplying a significant value of electricity or power from generated plants to the powered by electricity grid system. The purpose of this study is to describe various sustainability tools …
Published in Journal of Refrigeration, Air conditioning, Heating and ventilation · Vol. 10, Issue 2, 2023 · pp. 30–41 Read article
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Numerical Simulation and Performance Characteristics of Solid-state Dye-sensitized Solar Cell using SCAPS 1D
Abstract: In this research article, we studied the optimization and performance of a titanium oxide (TiO2) working electrode for the manufacture of solid-state dye sensitized solar cell (so-DSSC). The structure of solid-state dye sensitized solar cell used in current work is composed of FTO/TiO2/N719/PEDOT: PSS/Pt. The only variable for simulation is absorber layer. The computational simulation findings indicate that parameters of solid-state DSSC such as VOC, JSC, FF and PCE are …
Published in Nano Trends – A Journal of Nano Technology & Its Applications · Vol. 23, Issue 2, 2021 · pp. 1–11 Read article