Results 31 to 40 of about 407 (160)

Energy Based Control of a Swash Mass Helicopter Through Decoupling Change of Coordinates

open access: yesIEEE Access, 2020
We consider a small helicopter structure that is maneuvered through the control of moving masses. It is referred to as a swash mass helicopter (SMH). This paper addresses the trajectory tracking control problem for the SMH, with a specific focus on the ...
Babak Salamat, Andrea M. Tonello
doaj   +1 more source

Comparative Study of Passivity, Model Predictive, and Passivity-Based Model Predictive Controllers in Uninterruptible Power Supply Applications

open access: yesEnergies, 2023
Voltage source converters are widely used in distributed generation (DG) and uninterruptible power supply (UPS) applications. This paper aims to find the controller that performs best when model changes occur in the system, showing insensitivity to ...
Shafquat Hussain   +4 more
doaj   +1 more source

Trajectory Tracking of Flexible-Joint Robots Actuated by PMSM via a Novel Smooth Switching Control Strategy

open access: yesApplied Sciences, 2019
This paper presents the trajectory tracking control of a flexible-joint manipulator driven by permanent magnet synchronous motor (PMSM). Combining the PMSM electrical equation and mechanical equation of robotic manipulators, a novel smooth switching ...
Yue Wang   +4 more
doaj   +1 more source

An Adaptive Controller Based on Interconnection and Damping Assignment Passivity-Based Control for Underactuated Mechanical Systems: Application to the Ball and Beam System

open access: yesActuators, 2023
In this paper, an adaptive technology and the interconnection and damping assignment passivity-based control method are combined to solve the stabilization problem for underactuated mechanical systems with uncertainties (including matched and unmatched).
Xiaoping Liu   +6 more
doaj   +1 more source

Quaternion-Based Attitude Stabilization via Discrete-Time IDA-PBC

open access: yesIEEE Control Systems Letters, 2022
In this paper, we propose a new sampled-data controller for stabilization of the attitude dynamics at a desired constant configuration. The design is based on discrete-time interconnection and damping assignment (IDA) passivity-based control (PBC) and the recently proposed Hamiltonian representation of discrete-time nonlinear dynamics.
Mattia Mattioni   +3 more
openaire   +3 more sources

A simplified IDA-PBC design for underactuated mechanical systems with applications [PDF]

open access: yesEuropean Journal of Control, 2016
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Mutaz Ryalat, Dina Shona Laila
openaire   +3 more sources

An Innovative Control Design Procedure for Under-Actuated Mechanical Systems: Emphasizing Potential Energy Shaping and Structural Preservation

open access: yesIEEE Open Journal of Control Systems, 2023
In this article, we propose a procedure to solve the controlled design for a class of under-actuated mechanical systems. Our proposed method can be viewed as a sub-method of the IDA-PBC or Controlled Lagrangian approaches, with a particular focus on ...
Babak Salamat   +4 more
doaj   +1 more source

Perturbation Observer Based Fractional-Order Control for SMES Systems Based on Jellyfish Search Algorithm

open access: yesFrontiers in Energy Research, 2021
The electric energy storage system (EESS) is considered as an efficient and promising tool to alleviate the power imbalance of grid-connected microgrid with distributed generation (DG).
Ke Luo, Yingying Jiao, Jiawei Zhu
doaj   +1 more source

A global asymptotical stable control scheme for a Hexverter in fractional frequency transmission systems

open access: yesJournal of Modern Power Systems and Clean Energy, 2019
A fractional frequency transmission system (FFTS) is the most competitive choice for long distance transmission of offshore wind power, while the Hexverter, as a newly proposed direct AC/AC converter, is an attractive choice for its power conversion ...
Yongqing Meng   +4 more
doaj   +1 more source

Passivity-Based Control for Movable Multi-Load Inductively Coupled Power Transfer System Based on PCHD Model

open access: yesIEEE Access, 2020
A passivity-based control strategy for movable multi-load inductively coupled power transfer (ICPT) system based on PCHD (Port-Controlled Hamiltonian Dissipation, PCHD) model is proposed, which can effectively suppress mutual inductance and load ...
Xin Li, Xiang Li
doaj   +1 more source

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