Zobrazeno 1 - 10
of 42
pro vyhledávání: '"Wengen Gao"'
Publikováno v:
International Journal of Electrical Power & Energy Systems, Vol 161, Iss , Pp 110151- (2024)
Phasor Measurement Units (PMUs) are widely used in power system state estimation due to its high sampling rate and real-time estimation of power state in power systems. However, it is also vulnerable to cyberattacks (GPS spoofing attacks) since it us
Externí odkaz:
https://doaj.org/article/83a8a6be1d16463aac7cbc2da66f4da9
Publikováno v:
Energies, Vol 17, Iss 11, p 2609 (2024)
This paper introduces a novel hybrid filtering algorithm that leverages the advantages of Phasor Measurement Units (PMU) to address state estimation challenges in power systems. The primary objective is to integrate the benefits of PMU measurements i
Externí odkaz:
https://doaj.org/article/355a9fd4727d48a7a4eb687e544f6362
Publikováno v:
IEEE Access, Vol 11, Pp 133867-133878 (2023)
State estimation plays a central role in ensuring the secure operation of the smart grid. However, deliberately designed false data injection attacks (FDIAs) can pass by conventional detections to manipulate the process of state estimation by injecti
Externí odkaz:
https://doaj.org/article/571d17c078894ab7b98402650425aadc
Publikováno v:
IEEE Access, Vol 11, Pp 109131-109141 (2023)
In underwater acoustic (UWA) communication systems, inter-carrier interference (ICI) caused by the Doppler effect has significant negative impacts on system performance. To address this issue, this paper introduces a delay-Doppler spread function (DD
Externí odkaz:
https://doaj.org/article/53ef4d2921384b46bdbb7467aa1a8234
Publikováno v:
IEEE Access, Vol 11, Pp 45028-45038 (2023)
Power system state estimation is an essential component of the modern power system energy management system (EMS), and accurate state estimation is an indispensable basis for subsequent work. However, the attacker can inject biases into measurements
Externí odkaz:
https://doaj.org/article/4470d421971c405487c509167474ed30
Publikováno v:
Energies, Vol 16, Iss 20, p 7203 (2023)
An accurate power state is the basis of the normal functioning of the smart grid. However, false data injection attacks (FDIAs) take advantage of the vulnerability in the bad data detection mechanism of the power system to manipulate the process of s
Externí odkaz:
https://doaj.org/article/0c6a4f624ab1437886138e2c17724640
Publikováno v:
Sensors, Vol 23, Iss 19, p 8053 (2023)
Outliers can be generated in the power system due to aging system equipment, faulty sensors, incorrect line connections, etc. The existence of these outliers will pose a threat to the safe operation of the power system, reduce the quality of the data
Externí odkaz:
https://doaj.org/article/4be9a3434cd742abaa92d9eac190fb59
Publikováno v:
Energies, Vol 16, Iss 15, p 5731 (2023)
The Phasor Measurement Unit (PMU) with a GPS signal receiver is a synchronized sensor widely used for power system state estimation. While the GPS receiver ensures time accuracy, it is vulnerable to network attacks. GPS spoofing attacks can alter the
Externí odkaz:
https://doaj.org/article/8bbc24a0a5c04cffb081e53684ac4605
Publikováno v:
Drones, Vol 7, Iss 7, p 480 (2023)
To improve the limited number of fixed access points (APs) and the inability to dynamically adjust them in fingerprint localization, this paper attempted to use drones to replace these APs. Drones have higher flexibility and accuracy, can hover in di
Externí odkaz:
https://doaj.org/article/66ebc9e0653143659061cfb8b4efcefd
Autor:
Jie Xu, Wengen Gao
Publikováno v:
IEEE Access, Vol 9, Pp 99409-99420 (2021)
This paper proposes a novel equivalence model of the smart grid. The smart grid can be equivalent to a three-layer model, namely power supply, power distribution, and power layer. For equivalent model, the system voltage collapses path are analyzed,
Externí odkaz:
https://doaj.org/article/45a79cb16c944448974ac57dede1257e