Results 141 to 150 of about 466 (174)
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IEEE Transactions on Applied Superconductivity, 2007
This paper presents the design and performance results of a pair of conduction-cooled brass current leads for a resistive superconducting fault current limiter (SFCL) system. The 24 kV class SFCL, which has been recently developed by the KEPRI-LSIS collaboration group in Korea, requires three pairs of conduction-cooled brass current leads operated ...
Haigun Lee, Hye-Rim Kim, J Sim
exaly +2 more sources
This paper presents the design and performance results of a pair of conduction-cooled brass current leads for a resistive superconducting fault current limiter (SFCL) system. The 24 kV class SFCL, which has been recently developed by the KEPRI-LSIS collaboration group in Korea, requires three pairs of conduction-cooled brass current leads operated ...
Haigun Lee, Hye-Rim Kim, J Sim
exaly +2 more sources
IEEE Transactions on Applied Superconductivity, 2013
An increase in the generation capacity can lead to an increase in the fault current levels in a power system. The increased fault currents can then impose additional operation costs in power system operation. When new generators are installed, the appropriate use of a superconducting fault current limiter (SFCL) not only reduces the maximum fault ...
Jaehee Lee, Sung-Kwan Joo
exaly +2 more sources
An increase in the generation capacity can lead to an increase in the fault current levels in a power system. The increased fault currents can then impose additional operation costs in power system operation. When new generators are installed, the appropriate use of a superconducting fault current limiter (SFCL) not only reduces the maximum fault ...
Jaehee Lee, Sung-Kwan Joo
exaly +2 more sources
Proposal of saturated DC reactor type superconducting fault current limiter (SFCL)
Cryogenics, 2001Abstract A new superconducting fault current limiter (SFCL) using DC biased saturated core have been proposed in this paper. All existing saturated core SFCL are AC type. The proposed SFCL is a DC reactor type where all the windings carry DC current. The B – H curve of a magnetic circuit shows that less inductance value can be achieved in saturated
Tsutomu Hoshino, Itsuya Muta
exaly +2 more sources
Electric Power Systems Research, 2010
Abstract In general, predictions of the limiting characteristics of a resistive superconducting fault current limiter (SFCL) include the electrical and thermal behaviour of the superconductor. Acknowledging that these two phenomena have very different time scales for limiters inserted in an electric power system, we propose in this paper a root mean ...
P J Costa Branco
exaly +2 more sources
Abstract In general, predictions of the limiting characteristics of a resistive superconducting fault current limiter (SFCL) include the electrical and thermal behaviour of the superconductor. Acknowledging that these two phenomena have very different time scales for limiters inserted in an electric power system, we propose in this paper a root mean ...
P J Costa Branco
exaly +2 more sources
IEEE Transactions on Applied Superconductivity, 2016
The placement of the superconducting fault current limiter (SFCL) can be utilized to accommodate the increasing integration of distributed generations (DGs) in a power system. The installation of DGs in a power system can affect the power flow and the fault current patterns.
Youngwook Kim +2 more
exaly +2 more sources
The placement of the superconducting fault current limiter (SFCL) can be utilized to accommodate the increasing integration of distributed generations (DGs) in a power system. The installation of DGs in a power system can affect the power flow and the fault current patterns.
Youngwook Kim +2 more
exaly +2 more sources
IEEE Transactions on Applied Superconductivity, 2007
A superconducting fault current limiter-magnetic energy storage (SFCL-MES) system for substation applications is proposed. SFCL-MES system can limit not only the peak fault current, but also the steady fault current. Moreover, it can provide high-quality power for the critical customers of the substation at the same time.
Zikai Wang, Dong Zhang, Xiaoji Du
exaly +2 more sources
A superconducting fault current limiter-magnetic energy storage (SFCL-MES) system for substation applications is proposed. SFCL-MES system can limit not only the peak fault current, but also the steady fault current. Moreover, it can provide high-quality power for the critical customers of the substation at the same time.
Zikai Wang, Dong Zhang, Xiaoji Du
exaly +2 more sources
IEEE Transactions on Applied Superconductivity, 2021
Rapidly growing power demands account for an increasing level of short circuit fault current in recent years. It is difficult for the conventional circuit breaker to meet the capacity requirements for fault current limiting. However, a high temperature superconducting fault current limiter (SFCL) can instantaneously protect power grids by using the HTS
Jiahui Zhu, Miao He
exaly +2 more sources
Rapidly growing power demands account for an increasing level of short circuit fault current in recent years. It is difficult for the conventional circuit breaker to meet the capacity requirements for fault current limiting. However, a high temperature superconducting fault current limiter (SFCL) can instantaneously protect power grids by using the HTS
Jiahui Zhu, Miao He
exaly +2 more sources
Journal of Energy Storage, 2017
Abstract Energy storage devices experience load fluctuations due to fault currents, lightening and non-uniform load distribution. Hence, Superconducting Magnetic Energy Storage (SMES) devices are incorporated to balance these fluctuations as well as to store the energy with larger current density. Further, Superconducting Fault Current Limiter (SFCL)
Raja Sekhar Dondapati +2 more
exaly +2 more sources
Abstract Energy storage devices experience load fluctuations due to fault currents, lightening and non-uniform load distribution. Hence, Superconducting Magnetic Energy Storage (SMES) devices are incorporated to balance these fluctuations as well as to store the energy with larger current density. Further, Superconducting Fault Current Limiter (SFCL)
Raja Sekhar Dondapati +2 more
exaly +2 more sources
2020 IEEE International Conference on Applied Superconductivity and Electromagnetic Devices (ASEMD), 2020
The level of fault current has been increases quickly with rapid growth of electric load in recent years. The capacity of conventional circuit breaker has been unable to meet the demand. The wide application of high temperature superconducting fault current limiter (SFCL) provides a new avenue for power protection. They use the quench properties of HTS
Jiahui Zhu
exaly +2 more sources
The level of fault current has been increases quickly with rapid growth of electric load in recent years. The capacity of conventional circuit breaker has been unable to meet the demand. The wide application of high temperature superconducting fault current limiter (SFCL) provides a new avenue for power protection. They use the quench properties of HTS
Jiahui Zhu
exaly +2 more sources
IEEE Transactions on Applied Superconductivity, 2019
The level of the fault current is enlarged against the capacity of conventional circuit breaks in some urban power grids with the rapid increase of power load. Thus, a high-temperature superconducting fault current limiter (HT SFCL) has been suggested to provide effective and reliable protection of power devices against fault currents. This paper deals
Jiahui Zhu, Yidong Zhu, Kaizhong Ding
exaly +2 more sources
The level of the fault current is enlarged against the capacity of conventional circuit breaks in some urban power grids with the rapid increase of power load. Thus, a high-temperature superconducting fault current limiter (HT SFCL) has been suggested to provide effective and reliable protection of power devices against fault currents. This paper deals
Jiahui Zhu, Yidong Zhu, Kaizhong Ding
exaly +2 more sources