Observer-based load current sensorless control strategy of inverter circuit in three-phase UPS
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Power Electronics"
DOI: 10.1007/s43236-019-00004-7
Abstract: A load current sensorless control strategy using an optimized observer is designed for a three-phase online transformer-based UPS. A closed-loop observer containing state feedback is constructed based on the improved state space model of the… read more here.
Keywords: control strategy; load current; control; current sensorless ... See more keywords
An online fault-diagnosis of electromagnetic actuator based on variation characteristics of load current
Sign Up to like & getrecommendations! Published in 2019 at "Automatika"
DOI: 10.1080/00051144.2019.1654652
Abstract: Accurate and fast fault-diagnosis is the foundation of fault-tolerance. To develop the fault-tolerance of magnetic-levitated bearing system, this paper presents an online fault-diagnosis approach of electromagnetic actuator based on variation characteristics of sampled load current… read more here.
Keywords: variation characteristics; fault; load current; fault diagnosis ... See more keywords
Improved Current Sharing Techniques for DC Microgrids
Sign Up to like & getrecommendations! Published in 2018 at "Electric Power Components and Systems"
DOI: 10.1080/15325008.2018.1512176
Abstract: Abstract The droop control is the most effectively used technique for load current sharing in DC microgrid. The disadvantages of the conventional droop controllers are the increased voltage deviation and current sharing errors when the… read more here.
Keywords: technique; current sharing; load current; improved current ... See more keywords
Bounded Voltage Regulation in a Direct Current Microgrid Using Barrier Lyapunov Function With Uncertain Load Current
Sign Up to like & getrecommendations! Published in 2023 at "IEEE Control Systems Letters"
DOI: 10.1109/lcsys.2022.3230088
Abstract: A distributed control methodology for steady-state voltage regulation, along with a bounded transient response in a Direct Current (DC) microgrid, is proposed in this letter. The idea of asymmetric barrier Lyapunov function (ABLF) is used… read more here.
Keywords: direct current; load current; voltage regulation; voltage ... See more keywords
A 94% Peak Efficiency Dual Mode Buck Converter With Fully Integrated On-Time-Based Mode Control for Implantable Medical Devices
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Transactions on Circuits and Systems II: Express Briefs"
DOI: 10.1109/tcsii.2022.3194154
Abstract: Fully integrated on-time-based mode control is utilized to achieve an efficient mode control of a PWM/PFM mode buck converter for implantable medical devices. The proposed method predicts load current from the on-time of the power… read more here.
Keywords: mode control; load current; buck converter; mode buck ... See more keywords
A Nonlinear Load Current Feedforward Strategy for the Charge-Controlled LLC Converter and Its Digital Implementation to Improve the Dynamic Response
Sign Up to like & getrecommendations! Published in 2023 at "IEEE Transactions on Industrial Electronics"
DOI: 10.1109/tie.2022.3217596
Abstract: Compared with the traditional single-voltage loop control strategy in LLC converters, the charge-controlled LLC converter can significantly improve its dynamic response due to its model having the first-order feature. Generally, a load current feedforward method… read more here.
Keywords: load; load current; current feedforward; dynamic response ... See more keywords
A New Technique for Simultaneous Load Current Sharing and Voltage Regulation in DC Microgrids
Sign Up to like & getrecommendations! Published in 2018 at "IEEE Transactions on Industrial Informatics"
DOI: 10.1109/tii.2017.2761914
Abstract: Regulating the output voltage of distributed generation units while maintaining proper power sharing among them is a challenging control issue in dc microgrids. This paper presents a new technique to regulate the voltage levels across… read more here.
Keywords: technique; voltage; load current; current sharing ... See more keywords
Design of a continuously and linearly controlled VSI-based STATCOM for load current balancing purposes
Sign Up to like & getrecommendations! Published in 2021 at "International Journal of Power Electronics and Drive Systems"
DOI: 10.11591/ijpeds.v12.i1.pp183-198
Abstract: In this paper, load current balancing are reviewed in both three-wire and 4-wire systems taking into account linearity, harmonics injection, and control schemes. A linearized static compensator (STATCOM) based on H-bridge voltage source inverter (VSI).… read more here.
Keywords: proposed statcom; load current; statcom; vsi ... See more keywords
Comparison of Axial Magnetic Gears Based on Magnetic Composition Topology Differences
Sign Up to like & getrecommendations! Published in 2018 at "Energies"
DOI: 10.3390/en11051153
Abstract: This paper proposes a design and implementation of an axial type magnetic gear (MG) based on the composition of the magnetic arrangement. We report a quantitative comparison of two MG topologies with rectangular magnets arranged… read more here.
Keywords: increase load; load current; topology; rotation ... See more keywords