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Utilization of a mixture of CTs and current sensors in line differential protection applications
(CIRED, 2019-06-03)
- conferenceObject
The popularity of Rogowski sensors is increasing due to their advantages over conventional CTs. Consequently, network utilities may sometimes end up facing a question whether it would be possible to use line differential ...
VINPOWER Vaasa innovation platform for future power systems : Final report (summary)
(2019-11-26)
- report
The main objective of the project was to develop smart grid related expertise within the University of Vaasa. While the parallel project (Smart Energy Systems Platform – SESP) focused on the development of the physical ...
Intermittent earth fault passage indication in compensated distribution networks
(IEEE, 2021-03-19)
- article
An intermittent or restriking earth fault is a special type of earth fault that is common mostly in compensated cable networks. A great deal of effort has gone into protection against this type of fault. However, locating ...
Non-Directional Earth Fault Passage Indication in Isolated Neutral Distribution Networks
(MDPI, 2020-09-11)
- article
In this paper, two new methods for locating single-phase to ground faults in isolated neutral distribution networks are proposed. The methods are based on the analysis of symmetrical sequence currents. They are solely based ...
Earth Fault Location Using Negative Sequence Currents
(Molecular Diversity Preservation International (MDPI), 2019-09-30)
- article
In this paper, a new method for locating single-phase earth faults on non-effectively earthed medium voltage distribution networks is proposed. The method requires only current measurements and is based on the analysis of ...
Technical requirements for practical implementation of fault passage indication
(IEEE, 2021-12-21)
- article
One of the distinctive features of smart grids is feeder automation. Fault location is an important part of this feature and has become an essential function for distribution system operators. Reliable fault location ...