Showing 5,561 - 5,580 results of 6,894 for search '"nonlinear"', query time: 0.09s Refine Results
  1. 5561

    SIMULATION OF COOLING TOWER AND INFLUENCE OF AERODYNAMIC ELEMENTS ON ITS WORK UNDER CONDITIONS OF WIND by K. V. Dobrego, M. M. Hemmasian Kashani, E. E. Lasko

    Published 2014-12-01
    “…Numerical model is tested and verified with experimental data.Nonlinear dependence of CT thermal performance on wind velocity is demonstrated with the minimum (critical wind velocity) at ucr ~ 8 m/s for simulated system. …”
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  2. 5562

    Optimal Connection of Offshore Wind Farm with Maximization of Wind Capacity to Power Systems considering Losses and Security Constraints by Leandro A. Vasconcelos, João A. Passos Filho, Leonardo W. de Oliveira, Othon F. Avila

    Published 2019-01-01
    “…The algorithm is modeled using a Mixed Integer Nonlinear Programming (MINLP), and it is evaluated in a tutorial system and three well-known other networks from literature: IEEE 14-Bus, IEEE RTS-79, and Southern Brazilian System.…”
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  3. 5563

    Accelerated and Highly Correlated ASIC Synthesis of AI Hardware Subsystems Using CGP by H. C. Prashanth, Madhav Rao

    Published 2024-01-01
    “…Incorporating CGP-derived hierarchical designs into the traditional synthesis flow is instrumental for implementing and evaluating higher-order designs comprising nonlinear functional constructs. Six activation functions and power functions that fall in the category of unconventional functions are realized by the CGP method using custom cells to demonstrate the capability. …”
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  4. 5564

    Rolling Bearings Fault Diagnosis under Variable Speed Conditions Based on Multitime-Frequency Ridge Extraction by Qing Xiong, Yixuan Li, Xiaoli Qiu, Dong Yu, Weihua Zhang, Qingze Chen

    Published 2024-01-01
    “…The vibration signals of rolling bearings under variable speed conditions exhibit time-varying, nonstationary, and nonlinear characteristics, making it challenging to extract fault features. …”
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  5. 5565

    A double closed loop digital hydraulic cylinder position system based on switching active disturbance rejection control by Shouling Jiang, Guochao Zhao, Fuxian Huang, Wenfeng Liu, Ying Chen, Long Zhang

    Published 2025-01-01
    “…Given the pronounced nonlinear characteristics of double closed-loop digital hydraulic cylinders, combined with the characteristics of switching control, a SADRC strategy was proposed, and the stability of the closed-loop system was proved based on Lyapunov theory and switching rules. …”
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  6. 5566

    A Study of Failure Strength for Fiber-Reinforced Composite Laminates with Consideration of Interface by Junjie Ye, Yuanying Qiu, Xuefeng Chen, Yumin He, Zhi Zhai

    Published 2015-01-01
    “…Composite laminates can exhibit the nonlinear properties due to the fiber/matrix interface debonding and matrix plastic deformation. …”
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  7. 5567

    In Situ Test Research on Friction Resistance of Self-Anchored Test Pile by Chi Chen, Hailong Ma, Bilian Yang

    Published 2021-01-01
    “…The soil around the upper and lower piles gradually undergoes nonlinear deformation and shear failure, and the pile soil reaches the yield state. …”
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  8. 5568

    Bending Characteristics of Foldable Touch Display Panel with a Protection Structure Design by Hsien-Chie Cheng, Wei-Heng Xu, Wen-Hwa Chen, Pi-Hsien Wang, Kuo-Feng Chen, Chih-Chia Chang

    Published 2015-01-01
    “…The bending performance of the TDP without or with the protection structure designs is addressed using three-dimensional geometry-nonlinear finite element analysis and mechanical testing. …”
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  9. 5569

    Sensitivity and bifurcation analysis of corruption dynamics model with control measures by Tesfaye Worku Gutema, Alemu Geleta Wedajo, Purnachandra Rao Koya

    Published 2024-12-01
    “…Hence, we developed and analyzed a nonlinear deterministic mathematical model that explains the dynamics of corruption to investigate the effect of control measures on the transmission of corruption. …”
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  10. 5570

    A Novel Approach of Label Construction for Predicting Remaining Useful Life of Machinery by Hailong Lin, Zihao Lei, Guangrui Wen, Xiaojun Tian, Xin Huang, Jinsong Liu, Haoxuan Zhou, Xuefeng Chen

    Published 2021-01-01
    “…Furthermore, the fuzzy C-means (FCM) algorithm is innovatively used to divide the degradation data into several stages to obtain the turning point of degradation. Then, a nonlinear degradation index, the RUL label with the turning point, was constructed based on principal component analysis (PCA). …”
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  11. 5571

    A Mixed Equilibrium Model and Optimal Path Platooning Method for CAV Platoons in Heterogeneous Traffic Flow by Kefu Yi, Lixia Tang, Wei Hao, Zhaolei Zhang, Rongdong Hu, Kai Luo

    Published 2023-01-01
    “…Furthermore, the model is built up as a mixed UE-SUE equilibrium problem and reformulated as a nonlinear complementarity problem. In addition, an optimal path platooning method is proposed to reduce the negative effects, by integrating travel costs of both CAV platoons and HDVs into its objective function. …”
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  12. 5572

    A Near-Zero Energy Smart Greenhouse Integrated Into a Microgrid for Sustainable Energy and Microclimate Management by Tuan Minh Tran, Ahmed Ouammi, Louis A-Dessaint

    Published 2025-01-01
    “…Within this framework, a Nonlinear Model Predictive Control (NMPC) and an Extended Kalman Filter (EKF) are employed to regulate critical microclimate parameters such as temperature, relative humidity, CO2 concentration, and lighting intensity, while optimally managing energy storage to reduce grid power imports. …”
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  13. 5573

    An Accurate Integral Method for Vibration Signal Based on Feature Information Extraction by Yong Zhu, Wanlu Jiang, Xiangdong Kong, Zhi Zheng, Haosong Hu

    Published 2015-01-01
    “…This method took full advantage of the self-adaptive filter characteristic and waveform correction feature of ensemble empirical mode decomposition in dealing with nonlinear and nonstationary signals. This research merged the superiorities of kurtosis, mean square error, energy, and singular value decomposition on signal feature extraction. …”
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  14. 5574

    Advancements and Challenges in Active Magnetic Bearings: A Comprehensive Review of Performance, Control, and Future Prospects by Debarghya Dutta, Pabitra Kumar Biswas, Sukanta Debnath, Furkan Ahmad

    Published 2025-01-01
    “…However, controlling AMBs presents difficulties due to their nonlinear and inherently unstable nature. The paper focuses on examining the benefits and drawbacks of AMBs, including fault analyses. …”
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  15. 5575

    Thermophysical analysis of time-dependent magnetized Casson hybrid nanofluid flow (Cu + GO/Kerosene Oil) using Darcy-Forchheimer and thermal radiative models for industrial cooling... by Amal F. Alharbi, Fida Mohammad, Muhammad Usman, Naseem Khan, Walid Abushiba

    Published 2025-01-01
    “…The theory of Darcy-Forchheimer, along with the suction and injection effect, is applied to refine the flow behaviour and enhance heat transfer efficiency. The governing nonlinear equations are solved using the Homotopy Analysis Method to provide a robust framework for solution accuracy. …”
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  16. 5576

    An Experimental Study on the Creep Characteristics of Sandstone in the Interval of Different Critical Stresses by Chao Yang, Xingchen Dong, Xuan Xu, Qiancheng Sun

    Published 2021-01-01
    “…Both relationships tf and σ1 and (dε/dt)max and σ1 can be described by the exponential function. Then, a nonlinear damage creep model considering the deformation damage and strength damage in the interval of different critical stresses was established, which can describe the whole creep process and predict the failure time of sandstone specimens.…”
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  17. 5577

    Stroke Subtype Clustering by Multifractal Bayesian Denoising with Fuzzy C Means and K-Means Algorithms by Yeliz Karaca, Carlo Cattani, Majaz Moonis, Şengül Bayrak

    Published 2018-01-01
    “…We present efficient clustering algorithms to eliminate irregularities for a given set of stroke dataset using 2D multifractal denoising techniques (Bayesian (mBd), Nonlinear (mNold), and Pumping (mPumpD)). Contrary to previous methods, our method embraces the following assets: (a) not applying the reduction of the stroke datasets’ attributes, leading to an efficient clustering comparison of stroke subtypes with the resulting attributes; (b) detecting attributes that eliminate “insignificant” irregularities while keeping “meaningful” singularities; (c) yielding successful clustering accuracy performance for enhancing stroke data qualities. …”
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  18. 5578

    A linear hydraulic fracture with tortuosity and fluid–slip at the fluid–rock interface by M.R.R. Kgatle-Maseko, T.L. Vetezo

    Published 2025-03-01
    “…A two-dimensional model fracture is described by a second-order nonlinear diffusion equation. The fluid–slip velocity is not defined a priori but is determined in the process of obtaining the group invariant solution. …”
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  19. 5579

    A novel classification method for balance differences in elite versus expert athletes based on composite multiscale complexity index and ranking forests. by Yuqi Cheng, Dawei Wu, Ying Wu, Youcai Guo, Xinze Cui, Pengquan Zhang, Jie Gao, Yanming Fu, Xin Wang

    Published 2025-01-01
    “…Among all classifiers, the combination of CMCI and Ranking Forest yielded the best performance, with a sensitivity of 0.95 and specificity of 0.35. This nonlinear, multidimensional approach appears to be highly suitable for assessing the complexity of postural control.…”
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  20. 5580

    THREE-DIMENSIONAL FRACTAL MODEL OF DAMPING FOR TANGENTIAL CONTACT IN JOINT INTERFACES by LAN GuoSheng, SUN Wan, TAN WenBing, ZHANG XueLiang, WEN ShuHua, CHEN YongHui

    Published 2021-01-01
    “…There is an obvious nonlinear relationship between the tangential contact equivalent viscous damping of joint interfaces,when fractal dimension D value is between 2. 1 and 2. 5. …”
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