Zobrazeno 1 - 10
of 2 506
pro vyhledávání: '"tap-changer"'
Publikováno v:
Zhejiang dianli, Vol 43, Iss 10, Pp 124-132 (2024)
To address the issues of limited functionality and poor dynamic characteristics in traditional on-load tap changer transformers， this paper proposes a topological structure for a hybrid on-load tap changer transformer. This structure combines the e
Externí odkaz:
https://doaj.org/article/5c82fd17986e4796a1c944c304b09f17
Publikováno v:
Frontiers in Energy Research, Vol 12 (2024)
With the connection and integration of renewable energy, the on-load tap-changer (OLTC) has become an important device for regulating voltage in distribution networks. However, due to non-smooth and non-linear characteristics of OLTC, traditional bad
Externí odkaz:
https://doaj.org/article/7c7d4473fb2240c495f8c1e440152b29
Publikováno v:
International Journal of Electrical Power & Energy Systems, Vol 158, Iss , Pp 109904- (2024)
On-Load Tap-Changer (OLTC) is the only core equipment in the ultra-high voltage (UHV) converter transformer that moves frequently, and flexible connection structure (FCS) is the moveable actuating part of the vacuum interrupter drive mechanism of OLT
Externí odkaz:
https://doaj.org/article/78cd148b89514fb1a93e5e9b6830c14e
Autor:
Kewen Li, Xinhao Lin, Wei Zhang, Lei Yu, Qianyi Chen, Yinliang Liu, Shifeng Ou, Min Xu, Junhao Li
Publikováno v:
Frontiers in Energy Research, Vol 12 (2024)
Introducing solar and wind power into distribution networks (DNs) is an important initiative to promote the cleanliness and low-carbonization operation of DNs. However, the source and load outputs are uncertain in DNs, which will lead to problems of
Externí odkaz:
https://doaj.org/article/45f3835a4b3842be801c773ece2ace60
Publikováno v:
IEEE Access, Vol 12, Pp 76744-76752 (2024)
This paper shows that since high penetration level of distributed generations (DGs) makes the protection coordination complicated in active electrical grids, selectivity task among relays pairs can be easily affected by on-load tap changer (OLTC) tap
Externí odkaz:
https://doaj.org/article/33ed1124512b4bf0930dd0b4f69fb1a6
Publikováno v:
Energy Reports, Vol 9, Iss , Pp 245-254 (2023)
With the development of society, the demand for electric energy is growing day by day. However, the energy centers and load centers are geographically distributed in a reverse direction, so the power supply and demand are unbalanced. High voltage tra
Externí odkaz:
https://doaj.org/article/c4ca2f0d576949aaad67b4a12e995952
Publikováno v:
Energies, Vol 17, Iss 11, p 2716 (2024)
This paper introduces a Fuzzy Logic Controller designed for an on-load tap changer within medium voltage distribution systems with bulk penetration of Distributed Energy Resources. As the on-load tap changer remains one of the most essential forms of
Externí odkaz:
https://doaj.org/article/b3a7481d9fa3443eb7e6f6343af31c17
Publikováno v:
电力工程技术, Vol 42, Iss 4, Pp 248-255 (2023)
Vibration signals associated with on-load tap-changer (OLTC) gear switching is closely related to its mechanical state. Based on the high-dimensional phase point spatial distribution of the vibration signal of OLTC, the vibration signals at multiple
Externí odkaz:
https://doaj.org/article/70cae4024f0f48f189526be85b4153f7
Autor:
LIU Xin, MU Hengling
Publikováno v:
电力工程技术, Vol 42, Iss 4, Pp 185-194 (2023)
Flexible alternative current transmission systems (FACTS) devices such as the hybrid unified power flow controller (HUPFC) can adjust the line power flow and effectively increase the transmission capacity of the transmission network. To solve the pro
Externí odkaz:
https://doaj.org/article/a7429e959ab841d29be93fec2ec49db4
Publikováno v:
电力工程技术, Vol 42, Iss 2, Pp 197-205 (2023)
On-load tap changers (OLTC) have complex mechanical and electrical structures, which are the key component for the on-load voltage regulation of transformers. Currently, due to the sample data which are not easy to be labeled, it is difficult to effe
Externí odkaz:
https://doaj.org/article/78539e599c7343e49115dbb232a6e47c