Showing 1,541 - 1,560 results of 2,218 for search '"mathematical models"', query time: 0.06s Refine Results
  1. 1541

    A Model for In-Plane Capacity of Multi-Leaf Stone Masonry Walls by Jagat Kumar Shrestha, Sujit Bhandari

    Published 2020-01-01
    “…As a result, a mathematical model between the capacity of a multi-leaf stone masonry wall and physical and mechanical properties is established.…”
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    Article
  2. 1542

    Metaheuristic Algorithm for Solving Biobjective Possibility Planning Model of Location-Allocation in Disaster Relief Logistics by Farnaz Barzinpour, Mohsen Saffarian, Ahmad Makoui, Ebrahim Teimoury

    Published 2014-01-01
    “…Furthermore, an efficient solution approach based on genetic algorithm has been developed in order to solve the proposed mathematical model. The results of genetic algorithm are compared with the results provided by simulated annealing algorithm and LINGO software. …”
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    Article
  3. 1543

    Dynamic Imbalance Analysis and Stability Control of Galloping Gait for a Passive Quadruped Robot by Chunlei Wang, Ting Zhang, Xiaohui Wei, Yongjun Long, Shigang Wang

    Published 2015-01-01
    “…Some imbalance and balance postures of a passive quadruped robot with a simplified mathematical model are studied. Through analyzing the influence of the touchdown angle of the rear leg on the posture of the trunk during the flight phase, the stability criterion is concluded: the closer are the two moments which are the zero time of the pitching angle and the peak time of the center of mass, the better is the stability of the trunk posture during the flight phase. …”
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    Article
  4. 1544

    A New Adaptive Control for Five-Phase Fault-Tolerant Flux-Switching Permanent Magnet Motor by Hongyu Tang, Wenxiang Zhao, Chenyu Gu

    Published 2016-01-01
    “…In this paper, its operation principle is presented briefly and its mathematical model is derived. Further, a new adaptive control for an FT-FSPM motor, based on the backstepping method and the sliding mode control strategy, is proposed. …”
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    Article
  5. 1545

    Locating Routing Problem (LRP) of distribution of priority support items to ground forces in war conditions by Milad Abolghasemian, Hamid Bigdeli, Nader Shamami

    Published 2024-08-01
    “…In this research, a mathematical modeling approach is presented to determine efficient locations for deploying support forces using Data Envelopment Analysis (DEA). …”
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    Article
  6. 1546

    Investigation of Thermostressed State of Coating Formation at Electric Contact Surfacing of “Shaft” Type Parts by Olena V. Berezshnaya, Eduard P. Gribkov, Valeriy D. Kuznetsov

    Published 2016-01-01
    “…The forming of coating at electric contact surfacing is considered. The mathematical model of the coating formation is developed. …”
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    Article
  7. 1547

    MODEL IDENTIFICATION AND LEVEL CONTROL OF COUPLED TANKS SYSTEM by OKUBANJO AYODEJI, OKANDEJI ALEXANDER, ALAO PETER, OLALUWOYE OLAWALE, ONAIFO FRANK, MUFUTAU OLAYEMI

    Published 2020-07-01
    “…The dynamics of the CT system is experimentally derived by system identification method and validated with a mathematical model that depicts the dynamic behaviour of the coupled tank system. …”
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    Article
  8. 1548

    An Evolutionary Learning Whale Optimization Algorithm for Disassembly and Assembly Hybrid Line Balancing Problems by Xinshuo Cui, Qingbo Meng, Jiacun Wang, Xiwang Guo, Peisheng Liu, Liang Qi, Shujin Qin, Yingjun Ji, Bin Hu

    Published 2025-01-01
    “…In this work, a hybrid production line that combines disassembly and assembly processes, incorporating human–machine collaboration, is designed based on the traditional disassembly line. A mathematical model is proposed to address the human–machine collaboration disassembly and assembly hybrid line balancing problem in this layout. …”
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    Article
  9. 1549

    A Novel Performance Analysis of the Microstrip Antenna Printed on a Cylindrical Body by Amr M. Mahros, Marwa M. Tharwat, Ali Elrashidi

    Published 2014-01-01
    “…In this work, we study the effect of curvature on the performance of circular patch microstrip antenna. A mathematical model for the antenna parameters as functions of curvature is also introduced. …”
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    Article
  10. 1550

    A note on global stability for malaria infections model with latencies by Jinliang Wang, Jingmei Pang, Toshikazu Kuniya

    Published 2014-02-01
    “…., 10(2) 2013, 463-481.] presented a mathematical model to investigate the spread of malaria. …”
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  11. 1551

    Hesitant Bipolar-Valued Fuzzy Soft Sets and Their Application in Decision Making by Jin-Ying Wang, Yan-Ping Wang, Lei Liu

    Published 2020-01-01
    “…In order to further improve the accuracy of decision making, a new mixed mathematical model, named hesitant bipolar-valued fuzzy soft set, is constructed by combining hesitant bipolar-valued fuzzy sets with soft sets. …”
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    Article
  12. 1552

    Prediction of Cutting Conditions in Turning AZ61 and Parameters Optimization Using Regression Analysis and Artificial Neural Network by Nabeel H. Alharthi, Sedat Bingol, Adel T. Abbas, Adham E. Ragab, Mohamed F. Aly, Hamad F. Alharbi

    Published 2018-01-01
    “…In addition to ANN models, traditional regression analysis was also used to build a mathematical model representing the equation required to obtain the surface roughness. …”
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  13. 1553

    Liquid Sloshing in a Horizontal Circular Container with Eccentric Tube under External Excitation by Mohammad Nezami, Mohammad Mehdi Mohammadi, Atta Oveisi

    Published 2014-01-01
    “…Appropriate conformal mapping transformation in combination with the linear potential theory is employed to develop mathematical model for two-dimensional sloshing in horizontal circular cylindrical containers with overall eccentric hole. …”
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    Article
  14. 1554

    Dynamic Modeling and Control of Electromechanical Coupling for Mechanical Elastic Energy Storage System by Yang Yu, Zengqiang Mi

    Published 2013-01-01
    “…The mechanical device of the complex system is considered as a node in generalized coordinate system, the terse nonlinear dynamic model of electromechanical coupling for the electromechanical system is constructed through Lagrange-Maxwell energy method, and the detailed deduction of the mathematical model is presented in the paper. The theory of direct feedback linearization (DFL) is applied to decouple the nonlinear dynamic model and convert the developed model from nonlinear to linear. …”
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  15. 1555

    Production-Distribution of Perishable Food considering Customer Time Window by Weibin Feng, Shangcheng Du, Yanli Xiao, Xiangyang Ren

    Published 2021-01-01
    “…Aiming at the production-distribution problem of perishable food, considering the interference caused by the change of the customer’s time window in actual distribution process, using the ideas of disruption management, analyzing the disturbance of the interference event to the production-distribution system, and constructing the perishable food production-distribution problem disturbance identification and disturbance measurement, and with the minimum deviation between the new scheme and the original scheme as the goal, a mathematical model of disturbance recovery is established. …”
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  16. 1556

    Methods Dealing with Complexity in Selecting Joint Venture Contractors for Large-Scale Infrastructure Projects by Ru Liang, Zhaohan Sheng, Xiangyu Wang

    Published 2018-01-01
    “…This paper is to study how to select joint venture contractors for undertaking large-scale infrastructure projects based on a multiattribute mathematical model. Two different methods are developed to solve the problem. …”
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  17. 1557

    Research on Adaptive Friction Compensation of Digital Hydraulic Cylinder Based on LuGre Friction Model by Shouling Jiang, Kun Zhang, Hui Wang, Donghu Zhong, Jinpeng Su, Zengkai Liu

    Published 2021-01-01
    “…This paper aims to eliminate nonlinear friction from the performance of the digital hydraulic cylinder to enable it to have good adaptive ability. First, a mathematical model of a digital hydraulic cylinder based on the LuGre friction model was established, and then a dual-observer structure was designed to estimate the unobservable state variables in the friction model. …”
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  18. 1558

    Strength Analysis of a Two-Layer PETF-Concrete Column with Allowance for Contact Interaction between Layers by Andrii Velychkovych, Liubomyr Ropyak, Olga Dubei

    Published 2021-01-01
    “…Therefore, the authors’ attention is focused on mechanical and mathematical modeling of the laminated column behavior under operational load. …”
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  19. 1559

    IMPACT OF CHEMICAL REACTION ON MHD BOUNDARY LAYER FLOW OF NANOFLUIDS OVER A NONLINEAR STRETCHING SHEET WITH THERMAL RADIATION HAAR WAVELET COLLOCATION METHOD by MAHESH KUMAR N, Vishwanath B Awati, Akash Goravar

    Published 2024-07-01
    “…The nanofluid physical model of the problem comprises with effects of thermophoresis, radiation and chemical reaction parameters. The mathematical model scrutinizes mass, momentum, heat transfer and concentration equations are reduced to couple nonlinear ordinary differential equations over infinite domain using proper similarity variables. …”
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  20. 1560

    Dynamics of Terrorism in Contemporary Society for Effective Management by Kazeem Babatunde Akande, Julius Adebowale Makinde, Mohammed Olanrewaju Ibrahim

    Published 2022-01-01
    “…This paper investigated the interaction between the extremism of faith leading to the act of terror and a susceptible individual (members of the society) to guide the policymakers and decision implementers to embrace the proposed model for counterterrorism for effective management of the insurgency. Mathematical modelling of epidemiology was conceptualized for the model formulation, and the resulting autonomous differential equations were critically analyzed with the Lipschitz condition, next generation matrix, and Bellman and Cooke’s criteria for the management of insurgency in the society. …”
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