A Robust H∞ Controller for an UAV Flight Control System by J. López, R. Dormido, S. Dormido, J. P. Gómez

“…To design the H∞ robust controller in the inner loop, H∞ control methodology is used. …”
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Robust Time-Varying Output Formation Control for Swarm Systems with Nonlinear Uncertainties by Xiaofeng Chai, Qing Wang, Yao Yu, Changyin Sun

“…Time-varying output formation control problems for high-order time-invariant swarm systems are studied with nonlinear uncertainties and directed network topology in this paper. A robust controller which consists of a nominal controller and a robust compensator is applied to achieve formation control. …”
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Temperature Estimation of Smart Homes with Sensors in Internet of Things Environment based on Block Chain by Jie Yuan, Kim Hung Pho

“…A processor environment has been created as the central base using a blockchain for optimally adapting the ambient temperature of the environment based on a robust controller, which is used in the PID-HTC controller structure of the blockchain to control the temperature accurately. …”
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A Comparative Study of Nonsingular Terminal Sliding Mode and Backstepping Schemes for the Coupled Two-Tank System by Safa Choueikh, Marwen Kermani, Faouzi M’sahli

“…It is proved that the designed robust controllers guarantee the stability of the corresponding closed loop systems. …”
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Enhanced Second-Order Sliding Mode Control Technique for a Five-Phase Induction Motor by Mahmoud A. Mossa, Hamdi Echeikh, Najib El Ouanjli, Hassan Haes Alhelou

“…Thus, designing a robust controller to ensure the proper operation of such motors became a challenge. …”
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Robust Sliding Mode Control of Robot Manipulators Using the Fourier Series Expansion in the Presence of Uncertainty by Abdullah Hadipoor, Siamak Azargoshasb, Abdolrasool Ghasemi

“…Also in this paper is the design of a robust controller using a new adaptive Fourier series extension. …”
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A State Feedback Controller Based on GCC Algorithm against Wind-Induced Motion for High-Rise Buildings with Parametric Uncertainties by Zuohua Li, Chaojun Chen, Jun Teng, Junkai Dong, Beichun Lin

“…The performance of the proposed robust controller is compared with a conventional controller based on the classical LQR algorithm. …”
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Robust Tracking Control for Vehicle Lateral Dynamics with Uncertain Parameters and External Nonlinearities by Huihui Pan, Yifu Zhang, Weichao Sun

“…This paper focuses on the problem of tracking control for vehicle lateral dynamic systems and designs an adaptive robust controller (ARC) based on backstepping technology to improve vehicle handling and stability, in the presence of parameter uncertainties and external nonlinearities. …”
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Enhanced Dynamic Model of Pneumatic Muscle Actuator with Elman Neural Network by Alexander Hošovský, Ján Piteľ, Kamil Židek

“…Since it was considered important to design a robust controller based on this model, the effect of changed moment of inertia (as a representation of uncertain parameter) was taken into account and compared with nominal case. …”
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EPS System of Tractor Automatic Driving: An Improved LMI with Mixed Sensitivity Control Method by Huanxiao Pang, Guangfei Xu, Zhicai Song, Dianbao Zhao, Wenjun Wang, Peisong Diao

“…The traditional robust controller has poor tracking performance and antidisturbance ability when encountering emergency steering. …”
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AGC Including ELD and Emission Coordination Using Sine Cosine Algorithm by Ahmed Oday Oleiwi, Ahmed Jasim Sultan

“…The Particle Swarm Optimization (PSO) and Sine Cosine Algorithm (SCA) are used to tune gains of the integral (I) controller to show the superiority in identifying robust controller. The simulation results prove that the SCA with proposed coordination is very effectiveness as compared with PSO algorithm in enhance the dynamic performance and reduce overshoot, maximum frequency deviation, and net tie line power flow deviation error for a given load change and disturbed the demand load between two-area as economic. …”
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RESEARCH ON ROBUST VIBRATION CONTROL OF PLANE SINGLE ARM FLEXIBLE BEAM BASED ON μ SYNTHESIS by GONG ChiKun, WEI BingSheng, YUAN LiPeng

“…Based on μ synthesis control method , the robust controller of the system was designed. The simulation results show that the upper and lower bounds of the structural singular value of the controller are less than 1, indicating that the system has good robust stability and robust performance. …”
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Adaptive Output Feedback Control for the Trajectory Tracking of High-Speed Trains with Disturbance Uncertainties on the Basis of Neural Network Observers by Yang Liu, Weidong Li

“…Another neural network model is used to approximate the model uncertainties. Moreover, a robust controller is constructed by considering the train position and velocity tracking errors. …”
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Design of Optimal QFT Controller and Prefilter for Buck Converter Using Metaheuristic Algorithms by Nitish Katal, Shiv Narayan

“…In this paper, the synthesis of a QFT-based robust controller and prefilter has been carried out for an uncertain buck converter with varying input voltage and varying load. …”
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Balance recovery schemes following mediolateral gyroscopic moment perturbations during walking. by Omid Mohseni, Asghar Mahmoudi, Vahid Firouzi, Andre Seyfarth, Heike Vallery, Maziar A Sharbafi

“…These insights have the potential to enhance the development of assistive devices and more robust controllers for bipedal robots.…”
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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

“…Utilization of renewable energies in association with energy storage is increased in different applications such as electrical vehicles (EVs), electric boats (EBs), and smart grids. A robust controller strategy plays a significant role to optimally utilize the energy resources available in a power system. …”
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Perspectives on Soft Actor–Critic (SAC)-Aided Operational Control Strategies for Modern Power Systems with Growing Stochastics and Dynamics by Jinbo Liu, Qinglai Guo, Jing Zhang, Ruisheng Diao, Guangjun Xu

“…A two-stage method, consisting of offline training and periodic updates, is proposed to train agents to enable robust controls of voltage profiles, transmission losses, and line flows using a state-of-the-art RL algorithm, soft actor–critic (SAC). …”
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Control Strategies for Steer-By-Wire Systems: An Overview by Muhammad Arjuna Putra Perdana, Alexander C. Budiman, Rina Ristiana, Aam Muharam, Kristian Ismail, Muhammad Redho Kurnia, Amin, Naili Huda, Sunarto Kaleg, Abdul Hapid

“…However, these controllers often suffer from a downside known as chattering. In contrast, robust controllers like Model Predictive Controllers (MPCs) can effectively manage uncertain dynamics and eliminate chattering, although they pose challenges due to their high computational costs.…”
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Vibration Control of Flexible Launch Vehicles Using Fiber Bragg Grating Sensor Arrays by Bartel van der Veek, Hector Gutierrez, Brian Wise, Daniel Kirk, Leon van Barschot

“…A model of the test article is developed, including frequency response, thruster dynamics, and sensor conversion matrices. A model-based robust controller is presented to minimize vibrations in the test article by using FBG measurements to calculate the required thrust in two cold gas actuators. …”
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Robust Impedance Emulation for Transmission Line Interface in Power-Hardware-in-the-Loop Applications: Optimal Filter Approach by Dmitry Rimorov, James Richard Forbes, Olivier Tremblay, Richard Gagnon

“…To solve this problem, this article proposes an <inline-formula><tex-math notation="LaTeX">$\mathcal {H}_{\infty }$</tex-math></inline-formula> optimal filter approach for characteristic impedance emulation, which allows a systematic and tractable design procedure and produces a robust controller. Robust stability and performance are assessed through the positive realness check and by virtue of the structured singular value. …”
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