With the gradually increase of the application of new energy in microgrids, Electric Spring (ES), as a new type of distributed compensation power electronic device has been widely studied. The Generalized Electric Spring (G-ES) is an improved topology, and the space limitation problem in the traditional topology is solved. Because of the mode of G-ES use in the power grid, a reasonable solution to the voltage loss of the critical section feeder is needed. In this paper, the voltage balance equation based on the feedforward compensation coefficient is established, and a two cascade control strategy based on the equation is studied. The first stage of the two cascade control strategy is to use communication means to realize the allocation of feedforward compensation coefficients, and the second stage is to use the coefficients to realize feedforward fixed angle control. Simulation analysis shows that the proposed control strategy does not affect the control accuracy of the critical load (CL), and effectively improves the operational range of the G-ES.
Xiaohu WANG
Shanghai DianJi University
Yubin DUAN
Shanghai DianJi University
Yi WEI
Shanghai DianJi University
Xinyuan CHEN
Shanghai DianJi University
Huang ZHUN
Shanghai DianJi University
Chaohui ZHAO
Shanghai DianJi University
The copyright of the original papers published on this site belongs to IEICE. Unauthorized use of the original or translated papers is prohibited. See IEICE Provisions on Copyright for details.
Copy
Xiaohu WANG, Yubin DUAN, Yi WEI, Xinyuan CHEN, Huang ZHUN, Chaohui ZHAO, "Two Cascade Control Strategy of Generalized Electric Spring" in IEICE TRANSACTIONS on Communications,
vol. E106-B, no. 11, pp. 1102-1108, November 2023, doi: 10.1587/transcom.2022EBP3200.
Abstract: With the gradually increase of the application of new energy in microgrids, Electric Spring (ES), as a new type of distributed compensation power electronic device has been widely studied. The Generalized Electric Spring (G-ES) is an improved topology, and the space limitation problem in the traditional topology is solved. Because of the mode of G-ES use in the power grid, a reasonable solution to the voltage loss of the critical section feeder is needed. In this paper, the voltage balance equation based on the feedforward compensation coefficient is established, and a two cascade control strategy based on the equation is studied. The first stage of the two cascade control strategy is to use communication means to realize the allocation of feedforward compensation coefficients, and the second stage is to use the coefficients to realize feedforward fixed angle control. Simulation analysis shows that the proposed control strategy does not affect the control accuracy of the critical load (CL), and effectively improves the operational range of the G-ES.
URL: https://global.ieice.org/en_transactions/communications/10.1587/transcom.2022EBP3200/_p
Copy
@ARTICLE{e106-b_11_1102,
author={Xiaohu WANG, Yubin DUAN, Yi WEI, Xinyuan CHEN, Huang ZHUN, Chaohui ZHAO, },
journal={IEICE TRANSACTIONS on Communications},
title={Two Cascade Control Strategy of Generalized Electric Spring},
year={2023},
volume={E106-B},
number={11},
pages={1102-1108},
abstract={With the gradually increase of the application of new energy in microgrids, Electric Spring (ES), as a new type of distributed compensation power electronic device has been widely studied. The Generalized Electric Spring (G-ES) is an improved topology, and the space limitation problem in the traditional topology is solved. Because of the mode of G-ES use in the power grid, a reasonable solution to the voltage loss of the critical section feeder is needed. In this paper, the voltage balance equation based on the feedforward compensation coefficient is established, and a two cascade control strategy based on the equation is studied. The first stage of the two cascade control strategy is to use communication means to realize the allocation of feedforward compensation coefficients, and the second stage is to use the coefficients to realize feedforward fixed angle control. Simulation analysis shows that the proposed control strategy does not affect the control accuracy of the critical load (CL), and effectively improves the operational range of the G-ES.},
keywords={},
doi={10.1587/transcom.2022EBP3200},
ISSN={1745-1345},
month={November},}
Copy
TY - JOUR
TI - Two Cascade Control Strategy of Generalized Electric Spring
T2 - IEICE TRANSACTIONS on Communications
SP - 1102
EP - 1108
AU - Xiaohu WANG
AU - Yubin DUAN
AU - Yi WEI
AU - Xinyuan CHEN
AU - Huang ZHUN
AU - Chaohui ZHAO
PY - 2023
DO - 10.1587/transcom.2022EBP3200
JO - IEICE TRANSACTIONS on Communications
SN - 1745-1345
VL - E106-B
IS - 11
JA - IEICE TRANSACTIONS on Communications
Y1 - November 2023
AB - With the gradually increase of the application of new energy in microgrids, Electric Spring (ES), as a new type of distributed compensation power electronic device has been widely studied. The Generalized Electric Spring (G-ES) is an improved topology, and the space limitation problem in the traditional topology is solved. Because of the mode of G-ES use in the power grid, a reasonable solution to the voltage loss of the critical section feeder is needed. In this paper, the voltage balance equation based on the feedforward compensation coefficient is established, and a two cascade control strategy based on the equation is studied. The first stage of the two cascade control strategy is to use communication means to realize the allocation of feedforward compensation coefficients, and the second stage is to use the coefficients to realize feedforward fixed angle control. Simulation analysis shows that the proposed control strategy does not affect the control accuracy of the critical load (CL), and effectively improves the operational range of the G-ES.
ER -