Results 61 to 70 of about 512,004 (238)

Control-based fault current limiter for modular multilevel voltage-source converters

open access: yesInternational Journal of Electrical Power & Energy Systems, 2020
The sharp rise in short-circuit currents of voltage-source converters is still a challenge for DC grid reliability, which imposes stringent requirements on DC breakers. Therefore, fault current limiters are used for slowing down the rise in short-circuit
V. A. Lacerda   +5 more
semanticscholar   +1 more source

A DC-Reactor-Based Solid-State Fault Current Limiter for HVdc Applications

open access: yesIEEE Transactions on Power Delivery, 2019
Expansion of high-voltage dc (HVdc) systems to multi-terminal HVdc (MT-HVdc) systems/grids considerably increases the short-circuit levels. In order to protect the emerging MT-HVdc systems/grids against fault currents, proper dc fault current limiters ...
Amir Heidary   +3 more
semanticscholar   +1 more source

Supporting transient stability in future highly distributed power systems [PDF]

open access: yes, 2010
Incorporating a substantial volume of microgeneration (consumer-led rather than centrally planed) within a system that is not designed for such a paradigm could lead to conflicts in the operating strategies of the new and existing centralised generation ...
Burt, Graeme   +2 more
core  

Impact of marine power system architectures on IFEP vessel availability and survivability [PDF]

open access: yes, 2007
In recent years integrated full electric propulsion (IFEP) has become a popular power system concept within the marine community, both for the naval and the commercial community.
Booth, C.D.   +3 more
core   +1 more source

Superconducting Fault Current Limiter

open access: yes, 2018
The superconducting fault current limiter concept explains two types of superconducting materials firstly resistive SFCL, Secondly, Inductive-SFCL. We also study some applications of SFCLs which is used to limit the fault - current that occurs in power system.
openaire   +2 more sources

Impedance Compensation Method Considering Unbalanced Ground Fault with SFCL in a Power Distribution System

open access: yesEnergies, 2022
As the energy demand increases due to the developing electric power industry, the fault current becomes higher during the fault time. A new approach is needed to reduce a fault current in a power distribution system, since the fault currents influence ...
Yoo-Jung Cho, Sung-Hun Lim
doaj   +1 more source

Comparison of current-limiting strategies during fault ride-through of inverters to prevent latch-up and wind-up [PDF]

open access: yes, 2013
Transient stability of a power network requires that generators remain synchronized and return to normal power export once a fault is cleared. For inverter-interfaced generators, one must ensure that current and voltage limiters do not latch-up and that ...
Bottrell, N, Green, TC
core   +1 more source

Impact of increased distributed generation on fault levels and the network equipment [PDF]

open access: yes, 2014
Attention towards the development of Distributed Generation (DG) is globally high. UK's concentration is to use sustainable and renewable sources to generate electricity thereby protecting the environment from getting polluted. In this paper, Distributed
Bhavanam, YR, Shahrazad, M
core  

Analysis of Superconducting Fault Current Limiterin DC System with Renewable Energy Sources [PDF]

open access: yes, 2016
Superconducting fault-current limiters (SFCLs) have been the subject of research and development for many years and offer an attractive solution to the problem of rising fault levels in electrical distribution systems.
Ganesh, C. (C)   +2 more
core  

Thermal regimes of HTS cylinders operating in devices for fault current limitation

open access: yes, 2007
We reveal obstacles related to the application of HTS cylinders in current limiting devices based on the superconducting - normal state transition. It is shown that, at the critical current density achieved presently in bulk materials, and especially in ...
Bock J   +15 more
core   +1 more source

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