Showing papers in "Transactions of the Institute of Measurement and Control in 2019"
TL;DR: The most promising aspects of the proposed MPPT controller are that it not only extracts maximum available power from wind, but it also rapidly responses to the change in wind speeds and maintains converter with negligible converter losses.
Abstract: This literature presents an improved maximum power point tracking (MPPT) controller based on radial basis function neural network (RBFNN) control strategy to extract optimal power for wind power ge...
86 citations
TL;DR: A novel fuzzy proportional integral derivative (PID) controller with filtered derivative action and fractional order integrator (fuzzy PIλDF controller) is proposed to solve automatic generation control (AGC) problem in power system by cuckoo optimization algorithm (COA).
Abstract: In this article, a novel fuzzy proportional integral derivative (PID) controller with filtered derivative action and fractional order integrator (fuzzy PIλDF controller) is proposed to solve automa...
77 citations
TL;DR: A novel design method, sine-cosine algorithm (SCA) is presented in this paper to determine optimum proportional-integral-derivative (PID) controller parameters of an automatic voltage regulator (AVR) system and was found efficient and robust in improving the transient response of AVR system.
Abstract: A novel design method, sine-cosine algorithm (SCA) is presented in this paper to determine optimum proportional-integral-derivative (PID) controller parameters of an automatic voltage regulator (AV...
74 citations
TL;DR: A novel hybrid approach based on variational mode decomposition, singular value decomposition (SVD)-based phase space reconstruction (PSR) and least squares support vector machine (LSSVM) improved with adaptive sine cosine algorithm optimization (ASCA) is proposed.
Abstract: Accurate vibrational trend measuring for hydroelectric unit (HEU) is of great significance for safe and economic operation of unit. For this purpose, a novel hybrid approach based on variational mo...
57 citations
TL;DR: A novel framework based on DNN aiming to achieve EIT image reconstruction, which can achieve reliable shape and size reconstruction and proved the anti-noise capability of the network.
Abstract: Image reconstruction for Electrical Impedance Tomography (EIT) is a highly nonlinear and ill-posed inverse problem. It requires the design and employment of feasible reconstruction methods capable ...
47 citations
TL;DR: The combination of the new attractive force and the novel repulsive force could solve the local minimum and the GNRON problems.
Abstract: In this paper, both the local minimum and the goal non-reachable with obstacles nearby (GNRON) problems have been solved on the artificial potential field (APF) for mobile robot path planning in a ...
44 citations
TL;DR: This paper deals with a nonlinear control algorithm based on a sliding mode theory to reach the maximum power point tracking of a variable-speed wind energy conversion system and shows the effectiveness of the proposed scheme, suppression of the chattering phenomenon and robustness of the propose controller compared to the integer sliding mode control law.
Abstract: This paper deals with a nonlinear control algorithm based on a sliding mode theory to reach the maximum power point tracking of a variable-speed wind energy conversion system. The proposed method a...
38 citations
TL;DR: A combined backstepping and super-twisting integral sliding mode strategy is proposed to stabilize the quadrotor trajectory tracking system in the presence of a cable-suspended payload and wind as unknown disturbances.
Abstract: In this paper, trajectory tracking for a quadrotor unmanned aerial vehicle (UAV) is considered in the presence of a cable-suspended payload and wind as unknown disturbances. It is assumed that the ...
37 citations
TL;DR: It has been found out that for damping oscillations, the performance of the proposed KA approach in this study is better than that obtained by other intelligent techniques (PSO and BA).
Abstract: This article describes the application of a new population-based meta-heuristic optimization algorithm inspired by the kidney process in the human body for the tuning of power system stabilizers (P...
36 citations
TL;DR: The main purpose of this work is to provide an efficient method for solving delay fractional optimal control problems (DFOCPs) based on fractional-order Lagrange polynomials and the collocation method and a delay operational matrix of FLPs.
Abstract: The main purpose of this work is to provide an efficient method for solving delay fractional optimal control problems (DFOCPs). Our method is based on fractional-order Lagrange polynomials (FLPs) a...
36 citations
TL;DR: The proposed control algorithm for tracking reference trajectories in an obstacle-rich environment is investigated and the control algorithm is combined with potential fields for obstacle avoidance to show the efficiency of the proposed controller.
Abstract: Autonomous underwater vehicles (AUVs) are highly nonlinear underactuated systems with uncertain dynamics and a challenging control problem. The main focus of this paper is to present a control law ...
TL;DR: In this paper, both the EMD and the VMD have been applied to examine their efficacy in fault diagnosis of rolling element bearing and the Dynamic Time Warping algorithm has been employed here, which gives a measurement of similarity index between two signals.
Abstract: Empirical Mode Decomposition (EMD) and Variational Mode Decomposition (VMD) are data-driven self-adaptive signal processing methods to decompose a complex signal into different modes of separate sp...
TL;DR: The statistical performance of one-sided charts for monitoring theMCV of a multivariate process with finite horizon is investigated and it is found that the proposed upward chart detects an increasing shift in the MCV quicker than its downward counterpart detects a decreasing shift, for the same shift size.
Abstract: In production, it is common to deal with short production runs, where flexibility is required in the built-up of parts to produce numerous variants of manufactured goods. Monitoring the multivariat...
TL;DR: The performance optimization of the load frequency control problem for two-area interconnected power system is investigated by employing the gravitational search algorithm based linear active disturbance rejection control approach, taking into account the external step disturbance and parameters perturbation.
Abstract: The performance optimization of the load frequency control problem for two-area interconnected power system is investigated by employing the gravitational search algorithm based linear active distu...
TL;DR: A data-driven approach for online health assessment of wind turbine based on operational condition recognition that can track the running state of the wind turbine accurately and play a good role in early fault warning is proposed.
Abstract: To reduce the operation and maintenance (O&M) costs, the health assessment of wind turbine has received more and more attention in recent years. However, it is difficult to evaluate the health cond...
TL;DR: Finite-time stability and finite-time boundedness of fractional order switched systems with 0 < α < 1 are investigated in this paper by employing the average dwell time technique and Lyapunov functional method and sufficient conditions are given to ensure that the corresponding closed-loop systems are finite- Time bounded.
Abstract: Finite-time stability and finite-time boundedness of fractional order switched systems with 0<α<1 are investigated in this paper. First of all, by employing the average dwell time technique and Lya...
TL;DR: A model-free tuning method of a fractional-order proportional–integral FOPI controller and its application for the speed regulation of a permanent magnet synchronous motor (PMSM) is investigated and the convergence of the proposed method is proved by theoretical analysis.
Abstract: This paper investigates a model-free tuning method of a fractional-order proportional–integral (FOPI) controller and its application for the speed regulation of a permanent magnet synchronous motor...
TL;DR: A backstepping-based robust fault-tolerant control scheme is developed for attitude tracking control of a medium-scale unmanned autonomous helicopter with rotor flapping dynamics, external unknown disturbances and actuator faults and closed-loop system stability is proved via Lyapunov analysis.
Abstract: In this paper, an adaptive robust fault-tolerant control scheme is developed for attitude tracking control of a medium-scale unmanned autonomous helicopter with rotor flapping dynamics, external un...
TL;DR: Numerical and experimental results demonstrated the applicability and satisfactory performance of the proposed BELBIC-inspired design and proved that the proposed methodology guarantees convergence.
Abstract: In this paper, a novel neurobiologically-inspired intelligent tracking controller is developed and implemented for unmanned aircraft systems in the presence of uncertain system dynamics and disturb...
TL;DR: The stable region of L ADRC and reduced-order LADRC is obtained according to the Lyapunov function and the Markus–Yamabe theorem, along with mathematical proofs for global stability and asymptotic regulation.
Abstract: To quantitatively investigate the correlation between parameters, disturbance and stability of the linear active disturbance rejection control (LADRC) technique, this paper provides a perspective o
TL;DR: A new malicious data deception attack by considering a practical attacking situation is investigated, where the attacker has limited resources for corrupting measurements and the effects of such an attack on operational costs and the risks of power systems are analysed.
Abstract: Power systems usually employ bad data detection (BDD) to avoid faulty measurements caused by their anomalies, and hence can ensure the security of the state estimation of power systems. However, re...
TL;DR: Several concerned research subjects in NCSs are surveyed, including network-induced delays, packet dropouts, packet disordering, external disturbance, parameter uncertainty, data quantization, event-triggers mechanism, sensor or actuator failures, scheduling protocols, network attack and network topology.
Abstract: Nowadays, networked control systems (NCSs) have been a popular research topic in both academia and industry areas. However, the NCSs also present great challenging problems due to imperfect communi...
TL;DR: A type of Mamdani GT2 FLS for studying forecasting problems based on the data of permanent magnetic drive (PMD) loss is designed and optimized by the quantum particle swarm optimization (QPSO) algorithms.
Abstract: Much more attention has been focused on studying and applying general type-2 fuzzy logic systems (GT2 FLSs) in recent years. The paper designs a type of Mamdani GT2 FLS for studying forecasting pro...
TL;DR: An integrated vehicle chassis control (IVCC) strategy to improve vehicle handling and stability by coordinating active front steering (AFS) and direct yaw moment control (DYC) in a hierarchical way is presented.
Abstract: This paper presents an integrated vehicle chassis control (IVCC) strategy to improve vehicle handling and stability by coordinating active front steering (AFS) and direct yaw moment control (DYC) i...
TL;DR: This paper addresses the problem of attitude control of a spacecraft in the presence of model uncertainty, external disturbance, actuator fault and saturation by introducing a novel form of integral backstepping control and guaranteeing finite-time convergence of the attitude trajectory.
Abstract: This paper addresses the problem of attitude control of a spacecraft in the presence of model uncertainty, external disturbance, actuator fault and saturation. By introducing a novel form of integr...
TL;DR: An accurate model-free trajectory tracking controller subject to finite time convergence for overhead crane systems is proposed based on the suitably defined non-singular terminal sliding vector and is absolutely continuous.
Abstract: The payload mass and the cable length are always different/uncertain for various transportation tasks and external disturbances that accompany industrial overhead crane systems. In addition, existi...
TL;DR: A robust fault diagnosis scheme based on modified sliding mode observer, which reconstructs wind turbine hydraulic pitch actuator faults as well as simultaneous sensor faults is proposed, which does not require know the exact value of nonlinear aerodynamic torque and is robust to disturbance/modelling uncertainties.
Abstract: This paper proposes a robust fault diagnosis scheme based on modified sliding mode observer, which reconstructs wind turbine hydraulic pitch actuator faults as well as simultaneous sensor faults. T...
TL;DR: The proposed event-triggered controller successfully eludes the unwanted unwinding phenomenon encountered in quaternion based attitude control of the spacecraft and satisfies bandwidth restrictions by achieving a substantially low control usage.
Abstract: This paper proposes a robust event-driven control for attitude regulation in flexible spacecraft affected by inertial parametric uncertainties and external disturbances. The bandwidth constraint of...
TL;DR: The methodology proposed in this paper can compute the region of attraction to achieve any desired accuracy in a dimensionally independent and efficient way.
Abstract: A methodology for estimating the region of attraction for autonomous nonlinear systems is developed. The methodology is based on a proof that the region of attraction can be estimated accurately by...
TL;DR: This article presents a novel hybrid fractional-order intelligent proportional-integral-derivative (PID) controller integrated with a fractiona-order fuzzy PID controller for load frequency control of a realistic interconnected two-area power system, where each area is powered from a different source.
Abstract: This article presents a novel hybrid fractional-order intelligent proportional-integral-derivative (PID) controller integrated with a fractional-order fuzzy PID controller for load frequency contro...