supported by the Spanish Research Agency through grant PID2020-112943RB-100 funded by MCIN/AEI/10.13039/501100011033;grant PDC2021-121077-100 funded by MCIN/AEI/10.13039/501100011033;by the European Union Next Generation EU/PRTR。
Grid forming controllers need to operate with a large variation of grid parameters and grid structures,for instance,during black-start operation,connection to HVDC diode rectifiers,etc.This paper proposes a methodolog...
supported by the Special Key Project of Science and Technology of Gansu Province entitled key technology and demonstrating applications of market driven consumption and dispatching control of new energy electricity generation based on concentrating solar,photovoltaic and wind power(19ZD2GA003).
This paper examines the harmonic oscillations in a grid-connected PV generation farm(PVGF)caused by the parallel connection of an increased number of PV generation units(PVGUs).An equivalent model of the grid-connecte...
supported in part by the National Natural Science Foundation of China under Grant 62173259。
The small-signal stability of multi-terminal high voltage direct current(HVDC)systems has become one of the vital issues in modern power systems.Interactions among voltage source converters(VSCs)have a significant imp...
supported by National Key R&D Program of China(No.2021YFB2401100);the Science and Technology Project of State Grid Corporation of China(No.5211DS22002C).
The cluster DC voltage balancing control adopting zero-sequence voltage injection is appropriate for the starconnected cascaded H-bridge STATCOM because no zerosequence currents are generated in the three-phase three-...
supported by the National Natural Science Foundation of China(U1909201);the Hong Kong Polytechnic University Research Program(SB2D).
Optimal voltage controls have been widely applied in wind farms to maintain voltage stability of power grids.In order to achieve optimal voltage operation,authentic grid information is widely needed in the sensing and...
In this paper, a DC microgrid (DCMG) integrated with a set of nano-grids (NG) is studied. DCMG exchanges predetermined active and reactive power with the upstream network. DCMG and NGs are coordinately controlled and ...
supported by NSF,USA,under award#1810105 and Foundation for Research Support of the State of Rio Grande do Sul(FAPERGS),BR,under grant number 21/2551-0002158-6,CfP PqG.2021。
In this paper,a compact mathematical model having an elegant structure,together with a generic control framework,are proposed for generic power systems dominated by power converters that are interconnected through a p...
supported by the Key Research and Development Project of Guangdong Province(Grant No.2021B0101230004);the National Natural Science Foundation of China(Grant No.51977080).
Multi-terminal voltage source converter-based highvoltage direct current(VSC-MTDC)transmission technology has become an important mode for connecting adjacent offshore wind farms(OWFs)to power systems.Optimal dispatch...
supported in part by Science and Technology Project of State Grid Corporation of China,“Research on Harmonic Oscillation Problems;Suppression Strategies of Flexible DC Connected to AC Grid”,(No.SGTYHT/17-JS-199).
High-frequency resonance can occur when a modular multilevel converter(MMC)is inserted into an AC grid.Additional damping control is a relatively low-cost resonance suppression strategy compared to passive damping str...
This work is supported in part by the National Key R&D Program of China(2016YFB0901800 and 2016YFB0901803).
A solid-state fault current limiter(SSFCL)is the key protective equipment in a direct current distribution network.In order to meet the high voltage requirements and reduce costs,implementing a SSFCL based on series-c...