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A novel three-stage setting method of overcurrent relays, based on the multi-agent system, which is both flexible and effective, comprehensive criteria containing fault component current correlation analysis
In the proposed method, the faulted line is identified first in a multi-feeder collector line of a doubley-fed induction generator (DFIG)-based wind farm using the transient energies derived from
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This paper discusses the similarities wind parks share with more typical protective relaying applications, as well as their differences, and describes protective relaying schemes that have been used
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Collector line relay failures of large-scale grid-connected wind farms have not received much attention so far. In this study, the adaptability of conventional overcurrent setting method is
This paper proposes an adaptive characteristic for eliminating the adverse effects of fault resistance and static synchronous compensator (STATCOM) on the performance of distance relays in transmission
The simulation results justify the applicability of the proposed relaying scheme for effective detection, classification and isolation of faults in wind farm
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Abstract The widespread adoption of renewable energy sources has altered the nature of fault currents, which has decreased the reliability of the traditional transmission line protection system compared to
Setting the directional element by traditional means may result in a reliability risk at varying generation VAR outputs. Using event reports collected by relays, this paper demonstrates the limitation of non
A new adaptive coordination scheme of distance relays in DFIG - based wind farm collector lines and transmission line compensated by STATCOM Seyed Ghodratollah Seifossadat,
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This approach solves the problem of incorrect collector line protection operation and improves the accuracy and adaptability of relays under variable wind farm operation conditions.
Abstract To solve the problem of incorrect collector line protection in large-scale wind farms, we propose a protection method based on fuzzy c-means (FCM) clustering analysis. The intrinsic
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Consequently, the widely used fixed impedance-based distance relaying schemes showed limitations when used for protecting such crucial TLs.
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Write a report to provide guidance on present relay protection and coordination practices at Wind-powered Electricity generating Plants (WEP). This report covers the engineering considerations for
Generally, wind speed alters continuously during a day and lead to fluctuating output power of a wind farm. Connecting such a wind farm to the transmission line of grid causes a
Download Citation | A Novel Overcurrent Protection Scheme for Collector Lines in Wind Farm Based on Fault Component Current Correlation
In order to solve this challenging problem, a novel time-domain protection scheme for collector lines, based on random matrix theory (RMT), is proposed in this paper.
Collector lines are used to feed the transmission system with the vast amount of power generated by wind farms, and supportive schemes are required to implement auto-reclosing with
The main advantage of the R-L differential-equation algorithm based distance relay is that only the transmission line model has a great impact on the performance of the relays. Therefore, this
D. Jones and K. Bennett, “Wind farm collector protection using directional over-current elements,” in Proc. IEEE/PES Transmission and Distribution Conference and Exposition, 2012.
Collector line relay failures of large‐scale grid‐connected wind farms have not received much attention so far.
Wind power is one of the main forms of renewable energy generation. Safe operation of wind farms is of significant importance to the reliable operation of modern electrical systems. China has successively
This paper proposes an efficient scheme for relay operation based on transient energy, which is calculated from the current and voltage signals at the medium voltage collector lines (MV-CLs). In
Generally, wind speed alters continuously during a day and leads to fluctuating output power of a wind farm (WF). Connecting such a WF to the
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