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81 articles for “numerical simulation”
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Structural Behavior and Fire Resistance of Shallow Steel-Concrete Composite Decks
Abstract: This study investigates the structural behavior and fire resistance of Shallow Steel-Beam-Concrete Composite (SSCC) decks, focusing on the influence of various Steel-Concrete (SC) bonding techniques. SSCC decks combine steel beams with concrete slabs, offering structural efficiency and durability under significant loads. The effectiveness of SC bonding methods is evaluated by comparing experimental results to Full Composite Action (FCA) simulations. Fire resistance in shallow floors, particularly SlimFlor systems, is analyzed using …
Published in International Journal of Composite Materials and Matrices · Vol. 10, Issue 2, 2024 Read article
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CFD Analysis and Prediction of Shockwave/Boundary-Layer Interaction at Hypersonic Flows Using RANS Models
Abstract: Interaction of shockwaves with turbulent boundary layer plays an important role in the design and operability of high-speed aerospace vehicles and air-breathing engines. The adverse pressure gradient of the shock is often strong enough to separate the boundary layer. The objective of the present research paper deals with the analysis of hypersonic viscous flows dominated by strong shockwave/boundary-layer interactions (SWBLI) over wing-flap and wing-fuselage junction configurations. The effects of the …
Published in International Journal of Computer Aided Manufacturing · Vol. 5, Issue 2, 2019 · pp. 33–50 Read article
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Analysis of Stability of Slope Subjected to Blast Vibrations: A Numerical Modelling Approach
Abstract: Numerical simulation was employed to estimate the dynamic behaviour of the canal slope under blasting load based on the blast vibration field test of Yanakandla Mine, Kurnool District of Andhra Pradesh. Blast vibrations were monitored at different distances and based on the data obtained a regression curve was generated. The study consisted of slope stability analysis of the canal near the mine using Distinct Element Modelling technique in 3DEC software. …
Published in International Journal of Geological and Geotechnical Engineering · Vol. 2, Issue 1, 2016 · pp. 39–47 Read article
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Coupled Dynamics in Fluid-Structure Interaction Systems: A Review of Analytical and Computational Models
Abstract: Abstract: Fluid-Structure Interaction (FSI) systems embody the complex, coupled behavior between deformable or flexible structures and surrounding fluid flows. This interaction is inherently nonlinear and dynamic, posing significant challenges in modelling, simulation, and analysis. Understanding and accurately predicting the behavior of FSI systems is critical across a broad spectrum of engineering applications, including aerospace structures undergoing aeroelastic effects, underwater vehicles interacting with fluid currents, biomedical devices, such as heart valves …
Published in International Journal of Structural Mechanics and Finite Elements · Vol. 11, Issue 2, 2025 · pp. 1–5 Read article
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Modeling Concrete Tensile Strength from Fly Ash and Alccofine as Partial Replacement for Cement
Abstract: Tensile strength development were carried applying derived modeling and simulation, this study is to monitor the behaviour of the material in tensile state, Several materials has been used as modifiers or partial replacement, but the application of alccofine as a micro-fine materials has not been thoroughly applied by experts, this product has fine particles that is more finer than cement including other materials, the tensile strength behaviour from the studies …
Published in International Journal of Concrete Technology · Vol. 6, Issue 2, 2020 · pp. 22–38 Read article
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Study of Heavy Metal ion adsorption from Synthetic Wastewater with the help of biomass and analysis of Mathematical Model
Abstract: The biofilm matrix is a mixture of secreted polymers, metabolites and nutrients ingested, lysis solution products, and even particle debris. This matrix, which is polyanionic by nature, is essential for the activated carbon of metal cations. In this study, the heavy metal adsorption mechanism in biofilms is modelled in one spatial dimension. The numerical method is a free-boundary value issue for nonlinear parabolic and quadratic partial differential equations. Parabolic equations …
Published in International Journal of Polymer Science and Engineering · Vol. 8, Issue 1, 2022 · pp. 45–56 Read article
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Analytical Modeling and Simulation of Helical Gear Systems for Improved Load Distribution
Abstract: An analytical modeling and simulation methodology to improving load distribution in helical gear systems is presented in this research study. Fundamental parts of many mechanical systems, helical gears provide the benefits of smooth engagement, lower noise levels, and increased weight bearing capability. However, retaining lifespan and dependability in gear systems requires establishing regular load distribution throughout the gear teeth. This work explores the parameters influencing load distribution and suggests strategies …
Published in International Journal of Structural Mechanics and Finite Elements · Vol. 10, Issue 1, 2024 · pp. 1–10 Read article
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Evaluation of Deformation Behavior of a Structural Pipe Bracket Under Static Loading Using Finite-Element Analysis
Abstract: This study presents a comprehensive structural integrity assessment and comparative static response analysis of an industrial support bracket subjected to varying mechanical loading conditions using the finite element method (FEM). Industrial brackets are essential load-bearing components in mechanical and structural systems, where adequate stiffness, strength, and dimensional stability are critical for ensuring operational reliability and structural safety. The primary objective of this investigation is to evaluate the influence of material …
Published in International Journal of Structural Mechanics and Finite Elements · Vol. 12, Issue 2, 2026 · pp. 1–12 Read article
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INFLUENCE OF CONSTANT AND VARIABLE PASTERNAK FOUNDATIONS ON DAMPED SIMPLY SUPPORTED BERNOULLI-EULER BEAM UNDER MOVING LOADS
Abstract: This study presents an analytical investigation of the dynamic behavior of a simply supported uniform Bernoulli-Euler beam resting on both constant and variable Pasternak foundations subjected to concentrated moving load with damping. The governing equations of motion were formulated by incorporating the effects of foundation stiffness, shear interaction, damping, and load inertia. Analytical solutions were obtained for both moving-force and moving-mass problems. For the constant foundation case, the Generalized Finite …
Published in International Journal of Mechanics and Design · Vol. 12, Issue 1, 2026 · pp. 13–29 Read article
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The Effect of Stand-off Distance and Blast Yield OverStructure in Blast Test
Abstract: AbstractExplosive loads have garnered a lot of attention lately because of numerous unintentional and deliberateoccurrences that have affected important structures all over the world. As a result, there has been a lot ofresearch in this area over the last ten years. Although most of the early studies were empirical, morerecent studies have progressed into thorough and organized studies that focus on understanding thebehavior of structures subjected to blast loading conditions. …
Published in International Journal of Structural Engineering and Analysis · Vol. 12, Issue 1, 2026 Read article
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Spatiotemporal Dynamics of 100 Coupled Lorenz Oscillators: A Comprehensive Analysis of Chaotic Pattern Formation
Abstract: Chaotic Lorenz systems that interact with one another, resulting in the generation of complex space-time patterns that evolve over time. This comprehensive analysis presents a detailed investigation of spatiotemporal chaos in a network of 100 coupled Lorenz oscillators, revealing the complex interplay between individual chaotic dynamics and collective behavior in nonlinear dynamical systems. Through numerical simulation and extensive analysis, we examine how coupling transforms individual butterfly attractors into rich spatiotemporal …
Published in International Journal of Embedded Systems and Emerging Technologies · Vol. 12, Issue 1, 2026 · pp. 15–21 Read article
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THE EFFECT OF STAND OFF DISTANCE AND BLAST YIELD OVER STRUCTURE IN BLAST TEST
Abstract: Abstract Explosive loads have garnered a lot of attention lately because of numerous unintentional and deliberate occurrences that have affected important structures all over the world. As a result, there has been a lot of research in this area over the last ten years. Although the majority of the early studies were empirical, more recent studies have progressed into thorough and organised studies that focus on understanding the behaviour of …
Published in International Journal of Structural Engineering and Analysis · Vol. 12, Issue 1, 2026 Read article
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Dynamics Behaviour of Clamped-Clamped Non-Uniform Elastic Beam on Two Parameters Foundation Under Concentrated Moving Load
Abstract: This paper presents a computational study on the dynamic response of a clamped–clamped non-uniform elastic beam supported by a two-parameter foundation and subjected to a concentrated moving load. The analysis incorporates the inertial contribution of the moving load. Unlike uniform models, both the mass per unit length and the moment of inertia of the beam are assumed to vary along the span LLL. The governing equations are solved using the …
Published in International Journal of Mechanics and Design · Vol. 11, Issue 2, 2025 · pp. 1–18 Read article
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Seismic Behavior of Composite Steel-Concrete Beams in High-Risk Earthquake Zones: An Analytical and Experimental Approach
Abstract: Abstract This study investigates the seismic performance of composite steel-concrete beams in high-risk earthquake zones through a combination of analytical modeling and experimental testing. Composite beams, which combine the strengths of steel and concrete, are increasingly utilized in structural designs due to their superior load-bearing capacity and ductility. The research emphasizes the behavior of these beams under seismic loading, focusing on critical parameters such as energy dissipation, load transfer mechanisms, …
Published in International Journal of Structural Engineering and Analysis · Vol. 11, Issue 2, 2025 · pp. 43–64 Read article
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ANALYZING THE EFFECTIVENESS OF LEAD RUBBER BEARING BASE ISOLATION IN VERTICALLY IRREGULAR MULTISTORY BUILDING
Abstract: In regions characterized by high seismicity, the structural integrity of multistorey buildings isparamount. This study delves into the effectiveness of lead rubber bearing (LRB) base isolation as a promisingstrategy to enhance the seismic resilience of vertically irregular multistorey building. The investigationscrutinizes a G+13 vertically irregular multistorey building situated in Zones 3, Zone 4, and Zone 5,employing meticulous numerical simulations to evaluate parameters including storey displacement, storeyshear, storey drift, and overturning …
Published in International Journal of Structural Engineering and Analysis · Vol. 9, Issue 2, 2023 · pp. 1–18 Read article
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Vibration Analysis of Steel Deck due to Moving Load Using ANSYS.
Abstract: Most anthropological goings-on take in vibration in one arrangement or further. For illustration, we receive for our eardrums vibrate and see because light waves undergo vibration. Breathing is associated with the vibration of lungs and walking involves (periodic) oscillatory motion of legs and hands. Human speech requires the oscillatory motion of larynges (and tongues). Early scholars in the field of vibration concentrated their efforts on understanding the natural phenomena and …
Published in International Journal of Transportation Engineering and Traffic System · Vol. 6, Issue 2, 2020 · pp. 31–40 Read article
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INFLUENCE OF DIFFERENT ISOLATORS ON THE PERFORMANCE OF RAILWAY BRIDGES
Abstract: The functioning and safety of cable-stayed railway bridges play a major role in the reliability of rail transportation networks. This study looks at how various isolators impact the performance of cable-stayed railway bridges, with a focus on how well they may lower dynamic forces, increase structural stability, and address specific problems that arise with cable-stayed structures. Investigated is the effect of different isolator types on the dynamic response and seismic …
Published in International Journal of Transportation Engineering and Traffic System · Vol. 9, Issue 2, 2023 · pp. 39–51 Read article
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The Study of Electrical Performance of Perovskite (CH3NH3PbX3, X=I, Br, Cl) Solar Cell at Different Absorption Coefficient
Abstract: Electrical Performance and numerical simulation of perovskite solar cells were carried out utilizing perovskite materials such "methyl ammonium lead halide (MAPbX3, MA= CH3NH3, X=I, Br, Cl)" with different absorption coefficients with the help of SCAPS tools and calculated the open-circuit voltage (Voc), fill factor (FF), power conversion efficiency (PCE), and short-circuit current density (Jsc) of the MAPbI3, MAPbBr3 and MAPbCl3 material used as active layer, respectively. The hole transport layer …
Published in International Journal of Electrical Power System and Technology · Vol. 9, Issue 1, 2023 · pp. 16–22 Read article
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Performance study of Perovskite (CH3NH3PbX3, X=I, Br,Cl) Solar Cell using Copper Thiocyanate (CuSCN) as Hole Transport Layer
Abstract: Using perovskite compounds such as "methyl ammonium lead halide (MAPbX3, MA= CH3NH3, X=I, Br, Cl)" and SCAPS tools, researchers conducted a thorough modelling and numerical simulation of perovskite solar cells. They also measured metrics such as "open-circuit voltage (Voc), fill factor (FF), power conversion efficiency (PCE), and short-circuit current density (Jsc) of the MAPbI3, MAPbBr3, and MAPbCl3 material used as active layer, respectively." As the hole transport layer (HTL) in …
Published in International Journal of Electrical Power System and Technology · Vol. 9, Issue 2, 2023 Read article
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Effects of Gate Oxide Thickness and Its Dielectric Strength in WS2 Based TMDFET
Abstract: This paper presents the numerical simulation of transition metal dichalcogenide based field effect transistor (TMDFET). Here we have studied the transfer characteristic, ION/IOFF ratio, subthreshold slope of TMDFET by varying oxide thickness and its dielectric strength dependence performance. The channel material used for field effect transistor is tungsten disulfide (WS2). To calculate the transfer (input) characteristics, we use Non Equilibrium Greens Function (NEGF). Results are achieved by solving the Poisson’s …
Published in International Journal of Energetic Materials · Vol. 5, Issue 1, 2019 · pp. 14–20 Read article