Suggested Topics within your search.
Suggested Topics within your search.
- Mathematical models 3
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1601
Construction Prototyping, Flight Dynamics Modeling, and Aerodynamic Analysis of Hybrid VTOL Unmanned Aircraft
Published 2018-01-01“…This paper presents the design process of an unmanned vertical take-off and landing aircraft including prototyping of the airframe construction and mathematical modeling as well as computational fluid dynamics (CFD) simulations. …”
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1602
The Analysis of Biomimetic Caudal Fin Propulsion Mechanism with CFD
Published 2020-01-01“…Lastly, through the mathematical model analysis of the tail of the swordfish, the producing propulsive force principle of the caudal fin and the caudal peduncle was obtained. …”
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1603
A Novel Memductor-Based Chaotic System and Its Applications in Circuit Design and Experimental Validation
Published 2019-01-01“…Furthermore, the design principle of the memductor-based chaotic circuit is thoroughly analyzed and the concept of “the memductor-based chaotic circuit defect quantification index” is proposed for the first time to verify whether the chaotic output is consistent with the mathematical model. A good qualitative agreement is shown between the simulations and the experimental validation results.…”
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1604
Numerical Simulations and Design Optimization of the PHT Loop of Natural Circulation BWR
Published 2008-01-01“…Mathematical modeling and numerical simulation of natural circulation boiling water reactor (NCBWR) are very important in order to study its performance for different designs and various off-design conditions and for design optimization. …”
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1605
Effectiveness of iNTS vaccination in sub-Saharan Africa
Published 2025-01-01“…We developed a mathematical model to evaluate the impact of a vaccine for iNTS in 49 countries of sub-Saharan Africa. …”
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1606
Fuzzy Inference-Based Adaptive Sonar Control for Collision Avoidance in Autonomous Underwater Vehicles
Published 2024-12-01“…Simulations conducted based on the mathematical model of the AUV confirmed that the proposed approach increased the effectiveness of collision avoidance systems for AUVs compared to classical echosounder and sonar-based systems.…”
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1607
Global and Local Structures of Bifurcation Curves of ODE with Nonlinear Diffusion
Published 2018-01-01“…This equation is related to the mathematical model of animal dispersal and invasion, and λ is parameterized by the maximum norm α=uλ∞ of the solution uλ associated with λ and is written as λ=λ(α). …”
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1608
Analytical solution for the problem of pure bending of orthotropic micropolar plate
Published 2024-12-01“…Here we consider an orthotropic form of such a problem, whereby two Young’s moduli, four Poison’s ratios and one characteristic length for bending are found to be sufficient to propose a mathematical model of this problem. General equations of the isotropic micropolar continuum are introduced, and the analytical solution for the pure bending of an isotropic micropolar plate is generalized to the case of orthotropic microstructure. …”
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1609
Mixed vaccination strategy for the control of tuberculosis: A case study in China
Published 2017-05-01“…This study first presents a mathematical model of TB transmission considering BCG vaccination compartment to investigate the transmission dynamics nowadays. …”
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1610
A Fractional-Order Model for HIV Dynamics in a Two-Sex Population
Published 2018-01-01“…AIDS is the rapidly spreading and becoming epidemic diseases in the world of almost complete influence across the country. A mathematical model approach of HIV/AIDS dynamic is needed to predict the spread of the diseases in the future. …”
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1611
Research on HILS Technology Applied on Aircraft Electric Braking System
Published 2017-01-01“…Using this method, a detailed mathematical modeling of system is proposed first. Studies on reducing sampling time with model simplification and modeling for applying to I/O interface of DSP and HILS are conducted. …”
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1612
Optimizing Cutting Conditions and Prediction of Surface Roughness in Face Milling of AZ61 Using Regression Analysis and Artificial Neural Network
Published 2017-01-01“…Regression analysis was also used to build a mathematical model representing the surface roughness as a function of the process parameters. …”
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1613
A Study on the Evaluation Method for the Operating Status of Overhead Transmission Lines Based on Analytic Hierarchy Process (AHP)
Published 2025-01-01“…ABSTRACT To address the challenge of dynamically assessing overhead transmission lines under varying meteorological conditions through manual inspections and drone monitoring, this study proposes an evaluation method for the operating status of overhead transmission lines based on the Analytic Hierarchy Process (AHP). A mathematical model based on AHP is first established to perform weighted processing of five meteorological factors, generating a comprehensive meteorological dataset. …”
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1614
Numerical simulation and industrial practice of inclusion removal from molten steel by gas bottom-blowing in continuous casting tundish
Published 2011-01-01“…The residence time distribution (RTD) of molten steel in the tundish was calculated by mathematical modeling. The content of small size inclusions in the slab was analyzed using a oxygen probing and metallographic images. …”
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1615
Investigation on Dynamic Recrystallization Behavior of Martensitic Stainless Steel
Published 2014-01-01“…The hot deformation behavior of X20Cr13 martensitic stainless steel was studied using the hot compression flow curves corresponding to the temperature range of 900–1150°C under strain rates from 0.01 to 10 s−1. A new mathematical model to estimate the flow stress under hot deformation conditions up to the peak of the flow curves was developed. …”
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1616
Performance Analysis of Reheat Steam Temperature Control System of Thermal Power Unit Based on Constrained Predictive Control
Published 2019-01-01“…Firstly, the process and mathematical model of reheat steam temperature control system are introduced. …”
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1617
Edge Computing in an IoT Base Station System: Reprogramming and Real-Time Tasks
Published 2019-01-01“…This paper includes a theoretical mathematical model that demonstrates the dynamic characteristics of BSIS along with a formulation for implementing BSIS in practice. …”
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1618
Effect of the Boron Powder on Surface AISI W2 Steel: Experiments and Modelling
Published 2021-01-01“…The presence of boride was confirmed by optical microscopy, X-ray diffraction, and the distribution of alloy elements in boride layers with energy-dispersive spectrometry using scanning electron microscopy. A mathematical model of the growth kinetics of the single layer was proposed and boron diffusion coefficient was determined by mass balance equation. …”
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1619
Modeling Wettability Variation during Long-Term Water Flooding
Published 2015-01-01“…This paper summarizes the mechanism of wettability variation and characterizes the adsorption of polar substance during long-term water flooding from injecting water or aquifer and relates the residual oil saturation and relative permeability to the polar substance adsorbed on clay and pore volumes of flooding water. A mathematical model is presented to simulate the long-term water flooding and the model is validated with experimental results. …”
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1620
Event Forecasting in Organizational Networks: A Discrete Dynamical System Approach
Published 2022-01-01“…Therefore, the objective of this study was (1) to fill the theoretical gap by proposing a mathematical model for organizational network event forecasting, rooted in the social science to remain consistent with the theory, and (2) to experimentally evaluate how the model performs on real data and validate if the results support its use in practical applications. …”
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