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401 articles for “numerical techniques”
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Investigation of Supersonic Flow Past a Cavity Using Basic Numerical Techniques
Abstract: This study, investigating various features of supersonic flow past a cavity, uses higher order essentially non-oscillatory Roe (ENO-Roe) method as the numerical method that solves full compressible Navier-Stokes equation in two dimensions. The turbulence effect is modelled considering 3% level of turbulence and by imposing the turbulent gust. It is seen that vortex shedding, which is a small scale phenomenon compared to other features of the flow, has been properly …
Published in Journal of Experimental & Applied Mechanics · Vol. 7, Issue 2, 2016 · pp. 30–40 Read article
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Catalyzing Scientific Exploration: Essential Algorithms in Python for Computational Excellence
Abstract: This research work delves into the foundational algorithms that underlie scientific computing, leveraging the Python programming language. It navigates through essential numerical techniques, optimization approaches, and linear algebra operations, highlighting their critical importance in diverse scientific fields. By offering illustrative examples and concise Python code snippets; the study emphasizes Python's role as a versatile and accessible platform for researchers and practitioners engaged in scientific computation. Python's widespread use in scientific …
Published in Research & Reviews: Discrete Mathematical Structures · Vol. 10, Issue 1, 2023 · pp. 33–42 Read article
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Design & Analysis of Overhead Water Tank by Numerical and Software Techniques
Abstract: Water is one of the most important natural resource for the existence of human on the face of this earth. Water flow cycle is a complex network in which water from its original source is passed through multiple channels so as to reach in the consumable form. Overhead Tanks for an important reservoir for temporary water storage which is attached with the proper channels so as to ensure the flow …
Published in Journal of Water Resource Engineering and Management · Vol. 4, Issue 2, 2017 · pp. 5–12 Read article
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Numerical Solution of Ordinary Differential Equation and Solution of Partial Differential Equation
Abstract: This research paper explores the fundamental role of various mathematical concepts in engineering and scientific fields like aerospace engineering, materials science, software development, and the energy sector. We delve into the applications of solving algebraic and transcendental equations, finite difference interpolation, numerical methods, solutions to ordinary differential equations (ODEs), and numerical solutions to partial differential equations (PDEs). By examining their applications in these diverse fields, we illustrate the critical importance …
Published in Journal of Aerospace Engineering & Technology · Vol. 14, Issue 3, 2024 · pp. 12–20 Read article
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Numerical Investigation on Structural Behavior of RC Beam-Column Joints: Beam Weak in Shear
Abstract: This study presents a numerical investigation on structural performance of reinforced concrete (RC) beam-column joints (BCJ) with beam weak in shear subjected to cyclic loading. Retrofitting techniques are explored, utilizing Glass Fiber Reinforced Polymer (GFRP) for shear strengthening, in accordance with ductile detailing standards outlined in IS 13920:2016. The column and beam elements are designed following the guidelines of IS 456:2000. Various specimen scales, including full-scale, 2/3-scale, and 1/3-scale specimens, …
Published in Journal of Polymer & Composites · Vol. 12, Issue 5, 2024 · pp. 202–226 Read article
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Recognition of Unconstrained Handwritten Digits Using Feedforward MLP and Projection Profile
Abstract: AbstractThis paper presents a new approach to off-line handwritten numeral recognition using feedforward MLP and projection profile. Different writers have variations in their handwriting since each writer possesses own writing speed, own styles, sizes or positions for numeral or text. Recognition of handwritten numerals poses serious problems because of high variability in numeral shapes written by individuals. The performance of character recognition system depends heavily on what kind of features …
Published in Journal of Communication Engineering & Systems · Vol. 5, Issue 2, 2015 · pp. 15–20 Read article
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Numerical Investigation of AA5053 Through Equal Channel Angular Pressing Technique: An Overview
Abstract: Equal channel angular pressing is recognized as the predominant method for bulk severe plastic deformation processing and has been employed for refining the grain structure in numerous metals and alloys. This study utilized finite element analysis to examine the processing of metallic billets through simple shear deformation. For the study, the die channel angle was chosen based on achieving the minimum energy consumption to induce maximum uniform strain. Among the …
Published in Trends in Machine design · Vol. 12, Issue 3, 2025 · pp. 40–47 Read article
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A Survey Paper on Image Denoising Technique for Satellite Images
Abstract: AbstractImage denoising (ID) is a material issue found in various image processing (IP) and PC vision issues. There are numerous techniques of denoising images. The most necessary property of ID model is that it ought to totally diminish clamor, however much as could reasonably be expected and edge conservation. This paper gives a knowledge perspective of some real work in the field of ID. Specialists have distributed numerous calculations in …
Published in Journal of Artificial Intelligence Research & Advances · Vol. 4, Issue 2, 2017 · pp. 1–9 Read article
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Numerical Simulation of Crack Growth in Dynamic Loading Conditions
Abstract: Because it is crucial for forecasting structural failures in engineering applications, crack formation in materials under dynamic loading circumstances has become a crucial study topic. In this work, finite element methods (FEM) are used to numerically simulate fracture propagation in dynamic stress situations. The impact of loading rates, material characteristics, and crack geometries on crack growth patterns are assessed in a thorough parametric research. The work uses sophisticated computational methods …
Published in International Journal of Fracture Mechanics and Damage Science · Vol. 2, Issue 2, 2024 · pp. 30–34 Read article
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A Short Review on Role of Nanotechnology in Daily Life
Abstract: Nanotechnology is latest technology of 21st century. It has impacts on each field of life. Below mentioned are various fields in which this technology is playing its positive role. Nanotechnology is predicted to change medicinal services by filling in as a novel technique for disease analysis as well as prevention, quality treatment, drug delivery plus gene therapy. In nanoelectronics, the look for a successor to Complementary metal–oxide–semiconductor (CMOS) innovation is …
Published in Research and Reviews : Journal of Computational Biology · Vol. 8, Issue 3, 2019 · pp. 24–33 Read article
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Shock Response Spectrum and Its Damage Potential: An Application to Launch Vehicle Structures
Abstract: The present work briefly summarizes the analysis of pyrotechnic shocks encountered in launch vehicle structures using the shock response spectrum (SRS) and the pseudo velocity shock response spectrum techniques. The mathematical idealization assumes a single degree of freedom (SDOF) system model with base excitation. The mounting elements of SDOF system are assumed to be flexible and each mounting element can be described by its stiffness and damping parameters. The convolution …
Published in Research & Reviews : Journal of Space Science & Technology · Vol. 1, Issue 1-3, 2012 · pp. 67–80 Read article
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Unleashing the Power of Mathematics in Natural Language Processing: Sentiment Analysis Perspectives
Abstract: Sentiment analysis (SA), which utilizes natural language processing (NLP), computational linguistics, text analysis, image processing, and video processing to extract and analyze subjective information from the internet, social media, and other sources, is becoming increasingly popular in both the business world and the scientific community. It is even possible to model it so that it focuses on polarity, sentiments and emotions, urgency, and even goals. It is able to distinguish …
Published in Recent Trends in Programming languages · Vol. 10, Issue 2, 2023 · pp. 1–9 Read article
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Cotton Diseases (verticillium dahlia) and Its Solutions by Using Different Techniques
Abstract: Cotton is imperative economically crop for diverse countries and play critical role in economy of any countries. Cotton is threatened by frequent reasons like pests and pathogen disease and preventing the plant growth. Cotton is implanting all over the world, like in central and eastern Asia, southern United States, West Africa, Brazil, India, China, and Australia, which is a cotton fiber exporter. India, China, Pakistan, and USA, which is a …
Published in Nano Trends – A Journal of Nano Technology & Its Applications · Vol. 25, Issue 1, 2023 · pp. 24–37 Read article
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Strategic Solutions: How Mathematics Reshapes Industrial Landscapes
Abstract: One of the earliest and most fundamental fields of the physical sciences is mathematics. It has a significant impact on industrial enterprises' bottom lines and enhances their performance in the current data-driven market. One subfield of applied mathematics is industrial mathematics. It concentrates on issues that arise in the industry and seeks answers that are pertinent to the sector. The use of mathematical models and techniques to diverse industry difficulties …
Published in International Journal of Industrial and Product Design Engineering · Vol. 2, Issue 1, 2024 · pp. 16–23 Read article
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Mathematical modelling of Thrust profile and Kinematic parameters of Launch abort system
Abstract: The paper discusses a mathematical approach for analysis of thrust and related kinematic parameters produced by abort/escape motors of Launch abort system (LAS) during the initial seconds of abort sequence. The profile is generated applying simple numerical technique to the equations of thrust and motion during this non-linear process. Thrust value peaks during this phase, making it crucial for safety of LAS and the crew in particular. Computations involving data …
Published in Journal of Aerospace Engineering & Technology · Vol. 11, Issue 1, 2021 · pp. 33–47 Read article
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Design of Passive Phase Shifter for Beam Steering Applications
Abstract: The role of phase shifters in the field of beam steerable antennas is vital. The paper presents a navel technique in designing of phase shifters. This technique is facilitating many advantages along with phase shifting, such as reducing mutual coupling between array antenna elements results reduction in overall antenna size and miniaturize the radiating antenna aperture. This structure also shields the components behind the antenna. This method helps in eliminating …
Published in Journal of Microwave Engineering and Technologies · Vol. 1, Issue 3, 2014 · pp. 26–32 Read article
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Difference between Testing of Graphical User Interface Software and Voice User Interface Software
Abstract: AbstractSoftware testing is a basic stride in the software development lifecycle, and it is similarly essential to assess the GUI of an application. While there are many testing techniques utilized as a part of testing GUIs, the quantity of strategies and studies for VUI testing is negligible. This paper displays a review of chosen procedures utilized as a part of GUI testing, which highlights that mechanized experiment era offers many …
Published in Journal of Operating Systems Development & Trends · Vol. 4, Issue 1, 2017 · pp. 19–23 Read article
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Efficient Analysis and Minimization of Glitches using Threshold Swapped Combinational Clock Gating
Abstract: Nowadays design of electronic circuits to meet requirements like high speed, better functionality and low power is a tedious task. Power dissipation in any circuit comprises mainly two components: static power and dynamic power. The dynamic power heavily depends on the switching activity of the circuit. During the transistor switching transitions some spikes may occur, which are called as glitches. These glitches contribute 20–70% of the dynamic power and 20% …
Published in Journal of VLSI Design Tools and Technology · Vol. 5, Issue 2, 2015 · pp. 29–37 Read article
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Hyphomicrobium Transport in Heterogeneous Coarse Formation Influenced by Porosity
Abstract: Hyphomicrobium transports were monitored at different litho structure in deltaic depositions. The study is to determine their rates of migration in heterogeneous predominant porous medium in the study area. The deposition of Hyphomicrobium migration experienced lag phase in some region of the formation. Fluctuation was also observed base on the reflection of heterogeneous porosity. The migration in shallow depth may also be affected by high acidic [PH] in the soil …
Published in Journal of Water Resource Engineering and Management · Vol. 5, Issue 3, 2018 · pp. 25–33 Read article
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Detection of Eccentricity Fault for Induction Motor
Abstract: The study shows that 80% of faults are because of eccentricity in induction motors, advancing numerous research endeavors still gave to the eccentricity in these motors. In this paper, an asynchronous motor under static and dynamic eccentricities with various load levels is modeled utilizing using finite element method (FEM) as FEM is utilized as an intense numerical technique for analysis of defective induction motors. The simulation outcomes demonstrate that due …
Published in Trends in Electrical Engineering · Vol. 8, Issue 2, 2018 · pp. 19–32 Read article