Zobrazeno 1 - 10
of 7 999
pro vyhledávání: '"Q-H Wu"'
Publikováno v:
IET Renewable Power Generation, Vol 18, Iss 7, Pp 1380-1393 (2024)
Abstract As the proportion of renewable energy penetrated in power systems further increases, the optimal operation faces a large obstacle to satisfying various conflict interests simultaneously. This paper first formulates a many‐objective optimal
Externí odkaz:
https://doaj.org/article/31856e0311b349049c40371741f17b0c
Publikováno v:
CSEE Journal of Power and Energy Systems, Vol 10, Iss 5, Pp 2016-2026 (2024)
This paper proposes an implicit function based open-loop analysis method to detect the subsynchronous resonance(SSR), including asymmetric subsynchronous modal attraction(ASSMA) and asymmetric subsynchronous modal repulsion(ASSMR), of doubly-fed indu
Externí odkaz:
https://doaj.org/article/6f558b03839842129a7cade0af1d8203
Publikováno v:
CSEE Journal of Power and Energy Systems, Vol 10, Iss 5, Pp 1925-1934 (2024)
This paper presents an Expanding Annular Domain (EAD) algorithm combined with Sum of Squares (SOS) programming to estimate and maximize the domain of attraction (DA) of power systems. The proposed algorithm can systematically construct polynomial Lya
Externí odkaz:
https://doaj.org/article/64b426cc37474debab58fc43d4986c38
Publikováno v:
CSEE Journal of Power and Energy Systems, Vol 10, Iss 4, Pp 1454-1465 (2024)
This paper proposes a residue based open-loop modal analysis method to detect low frequency modal resonance(LFMR), including asymmetric low frequency modal attraction(ALFMA) and asymmetric low frequency modal repulsion(ALFMR), of permanent magnetic s
Externí odkaz:
https://doaj.org/article/25aed292bcfe4f668819938755736d0b
Publikováno v:
CSEE Journal of Power and Energy Systems, Vol 10, Iss 4, Pp 1563-1574 (2024)
This paper presents a long short-term memory (LSTM)-based fault detection method to detect the multiple open-circuit switch faults of modular multilevel converter (MMC) systems with full-bridge sub-modules (FB-SMs). Eighteen sensor signals of grid vo
Externí odkaz:
https://doaj.org/article/bfbc9a842bb849d6aa2b547fd8098189
Publikováno v:
CSEE Journal of Power and Energy Systems, Vol 10, Iss 3, Pp 1145-1158 (2024)
Observability analysis (OA) is vital to obtaining the available input measurements of state estimation (SE) in an integrated electricity and heating system (IEHS). Considering the thermal quasi-dynamics in pipelines, the measurement equations in heat
Externí odkaz:
https://doaj.org/article/58ad103997ef4c2987d812da5ffeefdc
Publikováno v:
CSEE Journal of Power and Energy Systems, Vol 10, Iss 2, Pp 584-592 (2024)
In this paper, a novel signal processing method combining mathematical morphology (MM) and Walsh theory is proposed, which uses Walsh functions to control the structuring element (SE) and MM operators. Based on the Walsh-MM method, a scheme for power
Externí odkaz:
https://doaj.org/article/70f8ab20697b425c8d22ea7201d7f141
Publikováno v:
CSEE Journal of Power and Energy Systems, Vol 10, Iss 2, Pp 617-628 (2024)
Line-commutated converter (LCC)-based high-voltage DC (HVDC) systems have been integrated with bulk AC power grids for interregional transmission of renewable power. The nonlinear LCC model brings additional nonconvexity to optimal power flow (OPF) o
Externí odkaz:
https://doaj.org/article/1e46f3d902794f24b820280fbaf2fcae
Publikováno v:
CSEE Journal of Power and Energy Systems, Vol 10, Iss 2, Pp 807-820 (2024)
This paper proposes a critical clearing time (CCT) estimation method by the domain of attraction (DA) of a state-reduction model of power systems using sum of squares (SOS) programming. By exploiting the property of the Jacobian matrix and the struct
Externí odkaz:
https://doaj.org/article/37e053937e8f48ca8220e4a15c83eff2
Publikováno v:
CSEE Journal of Power and Energy Systems, Vol 10, Iss 1, Pp 351-360 (2024)
In power systems, failures of vulnerable lines can trigger large-scale cascading failures, and vulnerability assessment is dedicated to locating these lines and reducing the risks of such failures. Based on a structure and attribute network embedding
Externí odkaz:
https://doaj.org/article/3b1c685eb7884c77abc7c8e04afac048