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Siarhei Autsou, Karolina Kudelina, Toomas Vaimann, Anton Rassõlkin and Ants Kallaste
Servomotors have found widespread application in many areas, such as manufacturing, robotics, automation, and others. Thus, the control of servomotors is divided into various principles and methods, leading to a high diversity of control systems. This ar...
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Toni Varga, Tin Ben?ic, Vedrana Jerkovic ?til and Marinko Barukcic
A speed tracking control method for induction machine is shown in this paper. The method consists of outer speed control loop and inner current control loop. Model predictive current control method without the need for calculation of the weighing factors...
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Weilei Mu, Yuxue Wang, Hailiang Sun and Guijie Liu
To solve the trajectory tracking problem of insufficient response and the large tracking error of remotely operated vehicles (ROVs) under the interference of large ocean currents, this paper proposes a double-loop sliding mode controller with an ocean cu...
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Yassine Kali, Magno Ayala, Jorge Rodas, Maarouf Saad, Jesus Doval-Gandoy, Raul Gregor and Khalid Benjelloun
This paper proposes a robust nonlinear current controller that deals with the problem of the stator current control of a six-phase induction motor drive. The current control is performed by using a state-space representation of the system, explicitly con...
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Roh Chan and Sangshin Kwak
Voltage source inverters operated by predictive control methods generally lead to a variable switching frequency, because predictive control methods generate switching operation based on an optimal voltage state selected at every sampling period. Varying...
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Jinhaeng Jang, Syam Kumar Pidaparthy and Byungcho Choi
Conventional voltage mode control only offers limited performance for LLC series resonant DC-to-DC converters experiencing wide variations in operational conditions. When the existing voltage mode control is employed, the closed-loop performance of the c...
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Johan Forslund, Staffan Lundin, Karin Thomas and Mats Leijon
This paper investigates three load control methods for a marine current energy converter using a vertical axis current turbine (VACT) mounted on a permanent magnet synchronous generator (PMSG). The three cases are; a fixed AC load, a fixed pulse wi...
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Zhilong Yin, Guoze Xu, Feng Yu, Zhiguo Wang and Shuilian Xue
With an emphasis placed on a low-carbon economy, photovoltaic grid-connected inverters are moving toward the center of the stage. In order to address the problems related to the strong parameter dependence of the conventional model?s predictive control i...
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Zhaoyong Mao, Tianqi Zhang, Guangyong Yang and Wenlong Tian
Gurney flaps can enhance the hydrodynamic efficiency of airfoils, and they are currently used in several applications, including racing cars and wind turbines. However, there is a lack of studies in the literature on the application of Gurney flaps on th...
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Diandra B. Favoretto, Eduardo Bergonzoni, Diego Carvalho Nascimento, Francisco Louzada, Tenysson W. Lemos, Rosangela A. Batistela, Renato Moraes, João P. Leite, Brunna P. Rimoli, Dylan J. Edwards and Taiza G. S. Edwards
Objective: Converging evidence supporting an effect of transcranial direct current stimulation (tDCS) on postural control and human verticality perception highlights this strategy as promising for post-stroke rehabilitation. We have previously demonstrat...
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Ondrej Lipcak, Pavel Karlovsky, Pavel Kobrle and Jan Bauer
The current and torque ripple of inverter-fed induction motor drives is an inherent problem of control strategies working with switching frequencies in the range of multiple kilohertz, such as direct torque and, more recently, predictive torque control. ...
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Jingang Han, Xu Li and Tianhao Tang
With the rapid development of renewable energy technology, marine current energy is treated as the most desirable form of ocean energies. Due to the nature of marine current energy, simple structure, high reliability, and good control performance are the...
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Oleksii Sheremet,Oleksandr Sadovoi
Pág. 47 - 57
The study is based on the use of the discrete time equalizer method for the synthesis and practical implementation of an automatic speed control system of a direct current electric drive. A laboratory research bench was created to carry out experimental ...
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Yuxiang Ma and Yunhua Li
This paper deals with the robust control method for permanent magnet synchronous motor (PMSM) speed-regulation system based on active disturbance compensation. Different from the classical PMSM disturbance compensation scheme, a novel disturbance feed-fo...
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Mohamed Tanta, J. G. Pinto, Vitor Monteiro, Antonio P. Martins, Adriano S. Carvalho and Joao L. Afonso
This paper presents a deadbeat predictive current control methodology to reduce the circulating currents in a modular multilevel converter (MMC) when it operates as a rail power conditioner (RPC) in a conventional railway system-based V/V connection. For...
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In this paper, an improved model predictive control (MPC) is proposed for the matrix converter (MC). First, the conventional MPC which adopts the separately discretized prediction models is discussed. It shows that the conventional MPC ignores the input&...
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Longteng Liang, Zhouquan Feng and Zhengqing Chen
This work deals with the dynamic response calculation and energy dissipation analysis of a linear elastic single-degree-of-freedom (SDOF) system with a supplemental nonlinear eddy current damper (ECD) subjected to base excitation, in preparation for opti...
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Belinda Lipa, Donald Barrick and Chad Whelan
This paper describes a method to provide quality control for radial velocity maps derived from radar echo voltage cross spectra measured by broad-beam high frequency radars. The method involves the comparison of voltage cross spectra measured at Doppler ...
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Ujjwol Tamrakar, Dipesh Shrestha, Naresh Malla, Zhen Ni, Timothy M. Hansen, Indraman Tamrakar and Reinaldo Tonkoski
The rapid transition towards an inverter-dominated power system has reduced the inertial response capability of modern power systems. As a solution, inverters are equipped with control strategies, which can emulate inertia by exchanging power with the gr...
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Mei Su, Weiyu Jin, Guanguan Zhang, Weiyi Tang and Frede Blaabjerg
In the wind energy generation system, the brushless doubly-fed induction machine (BDFIM) has shown significant application potential, since it eliminates the electric brush and slip ring. However, the complicated rotor structure increases the control dif...
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