Results 31 to 40 of about 941 (202)

Subsynchronous Oscillation Mitigation Strategy Based on First-Order LADRC for Direct-Drive Wind Turbines

open access: yesZhongguo dianli, 2022
Aiming at solving the problem of subsynchronous oscillations (SSOs) induced by direct-drive wind turbines connected to the weak AC power grid, this paper proposes a first-order linear active disturbance rejection control (LADRC) strategy to suppress this
Weizheng CAI   +3 more
doaj   +1 more source

Modified active disturbance rejection control scheme for systems with time delay [PDF]

open access: yes, 2023
Active disturbance rejection control (ADRC) has been gaining attention in recent years and has shown its performance in multiple applications including non-linear ones, without the need of accurate models. Despite the good results of this technique, time
Echevarria, Pablo   +2 more
core   +2 more sources

Linear active disturbance rejection control of waste heat recovery systems with organic Rankine cycles [PDF]

open access: yes, 2012
In this paper, a linear active disturbance rejection controller is proposed for a waste heat recovery system using an organic Rankine cycle process, whose model is obtained by applying the system identification technique.
Fang Fang   +5 more
core   +2 more sources

Design on LADRC of shipboard antenna servo system [PDF]

open access: yesProceedings of the 2016 3rd International Conference on Materials Engineering, Manufacturing Technology and Control, 2016
Since LADRC controller contains a disturbance estimation section and be able to eliminate the estimated disturbance timely, so the system of external disturbances hardly affect the output system, simulation results show that due to the real-time estimate LADRC changes and disturbances in real time compensation, so that the control system LADRC immunity
Huizhi Zou, Dongxu Zhu, Jianping Ye
openaire   +1 more source

Linear Active Disturbance Rejection Control for DC Bus Voltage Under Low-Voltage Ride-Through at the Grid-Side of Energy Storage System

open access: yesEnergies, 2020
The energy storage inverter system has the characteristics of nonlinearity, strong coupling, variable parameters, and flexible mode switching between parallel and off grid.
Youjie Ma   +5 more
doaj   +1 more source

Autonomous landing control of highly flexible aircraft based on Lidar preview in the presence of wind turbulence [PDF]

open access: yes, 2019
This paper investigates preview-based autonomous landing control of a highly flexible flying wing model using short range Lidar wind measurements in the presence of wind turbulence.
Palacios, Rafael   +2 more
core   +1 more source

Fuzzy Linear Active Disturbance Rejection Control Method for Permanent Magnet Electromagnetic Hybrid Suspension Platform

open access: yesApplied Sciences, 2023
The permanent magnetic suspension (PMS) train has distinct advantages in reducing energy consumption and increasing the suspension air gap. Aiming at the problems of uncontrollable magnetic field and underdamping of the PMS system, the electromagnetic ...
Yao Qin   +3 more
doaj   +1 more source

Secondary Frequency Control of Isolated Microgrid Based on LADRC [PDF]

open access: yesIEEE Access, 2019
The microgrid is considered to have bright prospects in the future for its advantages of high economic benefits and environmentally friendly and alleviate the antinomy for energy's supply and demand. Due to the introduction of renewable energy such as wind power into the microgrid, the intermittent, random, and unpredictability of its output makes it ...
Kezhen Liu   +5 more
openaire   +2 more sources

Applications of Mathematical Models in Engineering [PDF]

open access: yes, 2022
The most influential research topic in the twenty-first century seems to be mathematics, as it generates innovation in a wide range of research fields.

core   +1 more source

Active disturbance rejection control of three-phase LCL power conversion system under non-ideal grid conditions [PDF]

open access: yes, 2023
Under non-ideal grid operating conditions such as unbalanced grid voltage and harmonic grid that are commonly found in microgrid conditions, the negative sequence components of the microgrid voltage interfere with the active and reactive current controls
Junbo Yang, Sue Wang
core   +1 more source

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