Rainfall Infiltration under Various Building Layouts Using Concrete Microseepage Wells by Xiaolan Liu, Shunqun Li, Yunfeng Bai

“…The artificial rainfall experiment is applied to verify the high-infiltration of concrete microseepage well in deep soil. The numerical analysis shows that the concrete microseepage well around a single building and two adjacent buildings can all decrease 15%–40% of the pore water pressure, decrease 11%–33% of total head, and improve 43–55 times of infiltration velocity. …”
Get full text

Numerical solution of second order ordinary differential equations by Ayokunle Tadema

“…Numerical analysis is a modern technology employed by scientists and engineers to tackle complex problems that are challenging to solve through direct methods. …”
Get full text

Performance Analysis of Buffer-Aided FSO Relaying with an Energy Harvesting Relay by Chadi Abou-Rjeily

“…We derive the transition probabilities between the states of the Markov chain after discretizing the continuous-value energy buffer allowing for the evaluation of the analytical performance of the considered system. A numerical analysis is also presented over a turbulence-induced gamma–gamma fading channel highlighting the impacts of the data rate threshold levels, relay position, relay transmit power and propagation conditions on the achievable performance levels. …”
Get full text

Decomposition Analysis of Void Reactivity Coefficient for Innovative and Modified BWR Assemblies by Andrius Slavickas, Raimondas Pabarčius, Aurimas Tonkūnas, Gediminas Stankūnas

“…Additionally the impact of the moderation enhancement on the void reactivity coefficient through a full fuel burnup discharge interval was investigated for the innovative assembly with MOX fuel. For the numerical analysis the TRITON functional module of SCALE code with ENDF/B-VI cross section library was applied. …”
Get full text

Experimental and computational study on dynamic analysis of cracked simply supported structures under moving mass by Cihan O. Bulut, Shakti P. Jena, Serpil Kurt

“…The results gathered from the numerical analysis, FEA as well as experimental study have been presented with comparative graphs and tables. …”
Get full text

Research on Upper Bound Limit Stability Analysis of Multi-Step High Steep Slope by Zhen Wang

“…In order to explore the stability of multi-step high steep slope, this paper considers layer distribution of soil and builds a slope failure mechanism which meets requirements of velocity separation based on plastic mechanics principles, then derives the calculation method of external force power and internal energy dissipation power in failure area using numerical analysis theory, and proposes a loop algorithm for slope stability analysis combining upper bound limit analysis theorem and strength reduction principle. …”
Get full text

Numerical Investigation of Bundled RC Column under Impact Load by Abreha Abay, Temesgen Wondimu

“…In addition to the bundle reinforcement distribution, the parameters considered in the study are impact scenarios, impact velocity, pure axial load, and impact locations. From the numerical analysis, it has been found that bundling of longitudinal reinforcement does not only improve the impact capacity but also stabilizes the fluctuating response of impacted reinforced concrete columns. …”
Get full text

The Influence of Moisture Content on the Time-Dependent Characteristics of Rock Material and Its Application to the Construction of a Tunnel Portal by Xiaojun Liu, Chao Yang, Jing Yu

“…A three-dimensional numerical analysis was then performed to simulate the tunnel excavation process. …”
Get full text

On quantifying dynamic behavior of architected metal/polymer TPMS/lattices-based interpenetrating phase composites by K. B. Shingare, Andreas Schiffer, Kin Liao

“…Abstract This article presents the numerical analysis of architected metal/polymer-based interpenetrating phase composites (IPCs) to study their effective mechanical properties and dynamic behavior using finite element (FE) simulation. …”
Get full text

Dynamic Indentation Characteristics for Various Spacings and Indentation Depths: A Study Based on Laboratory and Numerical Tests by Jie Liu, Wen Wan, Yu Chen, Jun Wang

“…With further increase in indentation depth, crushed powders instead of chips formed. Moreover, the numerical analysis indicates that crack propagation usually leads to the decrease of the indentation force and the dissipation of the stress concentrations at crack tips, whereas the cessation of crack propagation frequently resulted in the increase of the indentation force and the stress concentrations at crack tip with the increase in indentation depth.…”
Get full text

Phenomenology of keV scale sterile neutrino dark matter with S4 flavor symmetry by Nayana Gautam, Mrinal Kumar Das

“…In this framework, we conduct a detailed numerical analysis both for normal hierarchy as well as inverted hierarchy to obtain dark matter mass and DM-active mixing which are the key factors for considering sterile neutrino as a viable dark matter candidate. …”
Get full text

5-DOF Dynamic Model of Vehicle Shimmy System with Clearance at Universal Joint in Steering Handling Mechanism by Jianwei Lu, Yi Xu, Chen Hu, Alexander F. Vakakis, Lawrence A. Bergman

“…Based on this model, numerical analysis is carried out to evaluate the influence of clearance in universal joint on the dynamic behavior of the vehicle shimmy system. …”
Get full text

Research on Carrying Capacity of T-Shaped Stiffened Concrete-Filled Steel Tubular Columns Subjected to Eccentrically Compressive Load by Yuanlong Yang, Xinchen Han, Bo Nan, Xin Tang

“…On the basis of parametric analysis, simplified resistance models of T-shaped CFST section and column were proposed and verified by the numerical analysis results. The simplified resistance models are reliable to predict the mechanical behavior for engineering application.…”
Get full text

High Performance Computing of Complex Electromagnetic Algorithms Based on GPU/CPU Heterogeneous Platform and Its Applications to EM Scattering and Multilayered Medium Structure by Zhe Song, Xing Mu, Hou-Xing Zhou

“…The fast and accurate numerical analysis for large-scale objects and complex structures is essential to electromagnetic simulation and design. …”
Get full text

TRAVELING-WAVE ANTENNA WITH A REDUCED LEVEL OF SIDE LOBES DUE TO VARIABLE PHASE VELOCITY by V. M. Goncharenko, K. S. Chemesov, E. B. Tretyakov, S. V. Maryin

“…As a result of numerical analysis of directional antennas traveling wave chart with slow phase velocity varying sinusoidally, revealed a decrease in the level of the first and second side lobes 1.5 ... 3 times as compared with the conventional optimum traveling wave antenna. …”
Get full text

Safety Management in Sea Reclamation Construction: A Case Study of Sanya Airport, China by Jinchao Ma, Wei Zhong, Xiaoliu Zhu

“…Considering the hazardous working environment in sea reclamation construction, a numerical analysis is conducted to investigate the safe repertory of these steel cylinders and verify the reliability of the selected scheme for their transportation. …”
Get full text

Influence of the Angular Position of a New Tunnel on Movement in the Surrounding Existing Tunnel by Nawel Bousbia

“…This study uses numerical analysis to examine the movements and displacements of soil mass surrounding, the settlement and the internal efforts induced in the old tunnel’s lining impacted by the new tunnel excavation. …”
Get full text

Macro–Microscopic Mechanical Study of Clay–Structure Interface Shear Behavior Using Direct Shear Testing and DEM Simulation by Tingting Sun, Jingnan Yang, Kuang Shi, Shufeng Lin, Jixing Yang

“…Subsequently, a discrete element method (DEM) numerical analysis was employed to study the contact network, soil fabric evolution, shear zone, coordination number, and void ratio variations in the interface shear. …”
Get full text

A theoretical model for predicting the Peak Cutting Force of conical picks by Gao Kuidong, Du Changlong, Jiang Hongxiang, Liu Songyong

“…The relation between vertical fracture angle and associated parameters (cutting parameter  and ratio B of rock compressive strength to tensile strength) is obtained by numerical analysis method and polynomial regression method, and the correctness of rock vertical fracture model is verified through experiments. …”
Get full text

Bifurcation Behavior Analysis in a Predator-Prey Model by Nan Wang, Min Zhao, Hengguo Yu, Chuanjun Dai, Beibei Wang, Pengfei Wang

“…The theoretical works have been pursuing the investigation of the existence and stability of the equilibria, as well as the occurrence of bifurcation behaviors (transcritical bifurcation, saddle-node bifurcation, and Hopf bifurcation), which can deduce a standard parameter controlled relationship and in turn provide a theoretical basis for the numerical simulation. Numerical analysis ensures reliability of the theoretical results and illustrates that three stable equilibria will arise simultaneously in the model. …”
Get full text