Optimal LQG controller design for inverted pendulum systems using a comprehensive approach by Monika Rani, Sushma S. Kamlu

“…The findings highlight LQG’s robustness in managing system uncertainties and its adaptability to changing conditions, making it a strong candidate for practical nonlinear control applications.…”
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Improved Identification Method for Equivalent Network Parameters of Transformer Windings Based on Driving Point Admittance by Yi Liu, Xiaobo Pei

“…Random populations were generated using chaotic mapping, and the performance of the algorithm was improved by changing nonlinear control and adding adaptive weight coefficients. …”
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Decentralized Adaptive Control for Quasi-Consensus in Heterogeneous Nonlinear Multiagent Systems by Jiaju An, Wei Yang, Xiaohui Xu, Tianxiang Chen, Bin Du, Yi Tang, Quan Xu

“…Our findings highlight quasi-consensus in heterogeneous multiagent systems without adding some additional complex nonlinear control terms to cancel the dynamical differences between agents.…”
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Stabilization Using a Discrete Fuzzy PDC Control with PID Controllers and Pole Placement: Application to an Experimental Greenhouse by Amine Chouchaine, Elyes Feki, Abdelkader Mami

“…The fuzzy controller presented combines the multicontrol approach and the performance of the classical controllers to obtain a robust nonlinear control action that can also deal with time-variant systems. …”
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A fault calculation method for large-scale photovoltaic integrated transmission systems by Hongyue Ma, Tao Zheng, Tao Zhang, Zhiguo Hao

“…More importantly, a time-/phasor-domain alternating calculation method is developed, which effectively addresses the nonlinear control loops while simultaneously reducing the complexity of fault calculations in multi-IBR systems. …”
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Sliding Mode Controller-Based BFCL for Fault Ride-Through Performance Enhancement of DFIG-Based Wind Turbines by Mehdi Firouzi, Mojtaba Nasiri, Saleh Mobayen, G. B. Gharehpetian

“…Theoretical discussions, power circuit, and nonlinear control consideration of the SMC-based BFCL are conducted, and then, its performance is verified through time-domain simulations in the PSCAD/EMTDC environment. …”
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An improved gray wolf optimization algorithm solving to functional optimization and engineering design problems by Yihui Qiu, Xiaoxiao Yang, Shuixuan Chen

“…First, the initial population is optimized using the lens imaging reverse learning algorithm for laying the foundation for global search. Second, a nonlinear control parameter convergence strategy based on cosine variation is proposed to coordinate the global exploration and local exploitation ability of the algorithm. …”
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A Linear Parameter Varying Control Approach for DC/DC Converters in All-Electric Boats by Soroush Azizi, Mohammad Hassan Asemani, Navid Vafamand, Saleh Mobayen, Mohammad Hassan Khooban

“…Comparing with the state-of-the-art nonlinear control methods, the developed control approach assures the stability of the overall system, as it considers all component dynamics in the design procedure. …”
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On the Convergence of Nonlinear Modes of a Finite Element Model by Ramesh Balagangadhar, Joseph C. Slater

“…These linear models are, however, often coupled with nonlinear elements such as CFD models, nonlinear control systems, or joint dynamics. The introduction of a single nonlinear element can significantly alter the degree of mesh refinement necessary for sufficient model accuracy. …”
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An observer for a nonlinear age-structured model of a harvested fish population by Diène Ngom, A. Iggidir, Aboudramane Guiro, Abderrahim Ouahbi

“…This study shows how some tools from nonlinear control theorycan help to deal with the state estimation problem in the field of renewableresource management.…”
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Nonlinear MIMO Control of a Continuous Cooling Crystallizer by Pedro Alberto Quintana-Hernández, Raúl Ocampo-Pérez, Salvador Tututi-Avila, Salvador Hernández-Castro

“…The control objectives were the stabilization of the third moment of the crystal size distribution (μ3) and the crystallizer temperature (T); the manipulated variables were the stirring rate and the coolant flow rate. The nonlinear control (NLC) was tested at operating conditions established within the metastable zone. …”
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Real-Time HIL Simulation of Nonlinear Generalized Model Predictive-Based High-Order SMC for Permanent Magnet Synchronous Machine Drive by Hafidh Djouadi, Kamel Ouari, Youcef Belkhier, Hocine Lehouche

“…To tackle these intricacies and limitations, a nonlinear control approach is essential. Recent attention has turned to employing predictive control techniques for nonlinear multivariable systems, offering an intriguing avenue for research. …”
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Learning to Boost the Performance of Stable Nonlinear Systems by Luca Furieri, Clara Lucia Galimberti, Giancarlo Ferrari-Trecate

“…However, maintaining closed-loop stability while boosting the performance of nonlinear control systems using data-driven and deep-learning approaches stands as an important unsolved challenge. …”
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Accurate and optimal control of a bidirectional DC-DC converter: A robust adaptive approach enhanced by particle swarm optimization by Julius Derghe Cham, Francis Lénine Djanna Koffi, Alexandre Teplaira Boum, Ambe Harrison, Paul Michael Dongmo Zemgue, Njimboh Henry Alombah

“…To address the control requirements of this system, this paper proposes a robust adaptive nonlinear control strategy based on adaptive sliding mode controller. …”
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Least-Squares Parameter Estimation Algorithm for a Class of Input Nonlinear Systems by Weili Xiong, Wei Fan, Rui Ding

“…This paper studies least-squares parameter estimation algorithms for input nonlinear systems, including the input nonlinear controlled autoregressive (IN-CAR) model and the input nonlinear controlled autoregressive autoregressive moving average (IN-CARARMA) model. …”
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Nonlinear Dynamic Analysis and Synchronization of Four-Dimensional Lorenz-Stenflo System and Its Circuit Experimental Implementation by Cheng-Hsiung Yang, Cheng-Lin Wu

“…The results of numerical simulation are performed to verify examples of the proposed nonlinear controllers.…”
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MATHEMATICAL MODELLING OF THE UNMANNED AERIAL VEHICLE DYNAMICS by V. Y. Stepanov

“…Further, the UAV is considered in more detail from the point of view of its flight dynamics analysis, the equation necessary for creating a mathematical model, as well as the model of an ordinary dynamic system as a non-stationary nonlinear controlled object, is given. Next, a description of the developed software for modeling and a description of program algorithm are given. …”
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Reliable l2–l∞ and H∞ Control for Nonlinear Singular Systems via Dynamic Output Feedback by Lin Li, Yuting Kang

“…The main goal of this paper is to design a generalized nonlinear controller such that, for possible actuator failures, the closed-loop system is regular, casual, and stable with a given l2–l∞ and H∞ disturbance attenuation level being satisfied. …”
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Partial Control of a Continuous Bioreactor: Application to an Anaerobic System for Heavy Metal Removal by M. I. Neria-González, P. A. López-Pérez, R. Aguilar-López

“…Furthermore, a nonlinear controllability analysis was done, which proved the closed-loop instability of the inner or uncontrolled dynamics of the bioreactor. …”
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Nonlinear versus Ordinary Adaptive Control of Continuous Stirred-Tank Reactor by Jiri Vojtesek, Petr Dostal

“…This configuration divides nonlinear controller into the dynamic linear part and the static nonlinear part. …”
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