Zobrazeno 1 - 10
of 575
pro vyhledávání: '"Current differential"'
Publikováno v:
International Journal of Electrical Power & Energy Systems, Vol 160, Iss , Pp 110083- (2024)
Integrating large-scale renewable energy sources in modern power systems has altered fault characteristics, resulting in the performance degradation of conventional current differential protection. This paper proposes a novel high-sensitivity time-do
Externí odkaz:
https://doaj.org/article/936e192616114ab887b447cb5345be50
Publikováno v:
Ain Shams Engineering Journal, Vol 15, Iss 6, Pp 102731- (2024)
Direct current (DC) distribution systems play a crucial role in integrating various DC systems, renewable energy sources, and power loads. Single-ended protection methods are inadequate for ensuring high-speed selective protection due to the lack of
Externí odkaz:
https://doaj.org/article/aaeb0c2c54ba43db92d0ce4a907c0592
Publikováno v:
IEEE Access, Vol 12, Pp 77421-77428 (2024)
Current differential protection (CDP) typically requires a reliable communications to implement the correct actions. Power-line communication (PLC) thanks to its natural advantage becomes the most preferred communication medium for the CDP service; h
Externí odkaz:
https://doaj.org/article/ac5aaa8657354460a0de5b1cc4267ea5
Publikováno v:
Energies, Vol 17, Iss 14, p 3455 (2024)
A smart grid protection system based on phasor information at circuit breakers is proposed in this paper. Phasor data for fault diagnosis is obtained from phasor measurement units or intelligent electronic devices installed near circuit breakers, wit
Externí odkaz:
https://doaj.org/article/d26152cd41794f6c915337bd2a6fd55d
Publikováno v:
Zhejiang dianli, Vol 42, Iss 8, Pp 107-114 (2023)
There is a difficulty in setting the coordination of over-current protection in the distribution network with distributed power sources and widely laying optical fiber for differential protection in the distribution network， the study on engineerin
Externí odkaz:
https://doaj.org/article/0a3b77c7f8844a74a4a0971d3b391130
Publikováno v:
Railway Engineering Science, Vol 31, Iss 3, Pp 281-292 (2023)
Abstract When fault occurs on cross-coupling autotransformer (AT) power supply traction network, the up-line and down-line feeder circuit breakers in the traction substation trip at the same time without selectivity, which leads to an extended power
Externí odkaz:
https://doaj.org/article/6db60321ab2942f58697b130bfa8dcbf
Akademický článek
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Akademický článek
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Publikováno v:
IEEE Access, Vol 10, Pp 63619-63625 (2022)
This paper describes a new detection method of the surface broken wires of the steel wire rope based on the conducting property of the rope. The surface of the steel wire rope is spiral. This spiral characteristic has influence on the eddy current (E
Externí odkaz:
https://doaj.org/article/aacee607baa24134abec6d364555c92f
Publikováno v:
IEEE Access, Vol 10, Pp 35273-35286 (2022)
This paper provides an overview of blockchain technology’s security and privacy features, as well as an overview of IoT-based cache memory and single-bit six transistor static random-access memory cell sense amplifier architecture. Each chip’s me
Externí odkaz:
https://doaj.org/article/271c2d61c24e4a0bb170321912ed9d50