Pregled bibliografske jedinice broj: 971258
Gibbs Phenomenon-based Hybrid Islanding Detection Strategy for VSC-based Microgrids using Frequency Shift, THDU and RMSU
Gibbs Phenomenon-based Hybrid Islanding Detection Strategy for VSC-based Microgrids using Frequency Shift, THDU and RMSU // IEEE Transactions on Smart Grid, 11 (2018), 6; 1-12 doi:10.1109/tsg.2018.2883595 (međunarodna recenzija, članak, znanstveni)
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Naslov
Gibbs Phenomenon-based Hybrid Islanding Detection Strategy for VSC-based Microgrids using Frequency Shift, THDU and RMSU
Autori
Mlakic, Dragan ; Baghaee, Hamid Reza ; Nikolovski, Srete
Izvornik
IEEE Transactions on Smart Grid (1949-3053) 11
(2018), 6;
1-12
Vrsta, podvrsta i kategorija rada
Radovi u časopisima, članak, znanstveni
Ključne riječi
Islanding , Microgrids , Frequency measurement , Load modeling , Switching circuits , Monitoring , Total harmonic distortion
Sažetak
One of the most crucial problems in distribution networks (DNs) is islanding detection. This paper presents a new Gibbs phenomenon-based hybrid method for islanding detection in low voltage (LV) DNs, which is essentially based on a combination of active and passive methods of frequency rate of change at a given moment and measurement of constant total harmonic distortion (THD). The proposed method exploits Gibbs phenomenon occurring at the interpolation of sinusoidal functions. Beside identification of Gibbs phenomenon, root mean square (RMS) of the voltage is tracked in parallel with THDU for firm islanding detection. Finally, to prove the effectiveness of the proposed islanding detection strategy, offline digital time-domain simulation studies have been performed on a test microgrid including voltage-sourced converter (VSC)-based renewable/ distributed energy resources (RERs/DERs) in MATLAB/Simulink environment for different configurations and load conditions and the results have been verified by comparing with previously-reported methods. The results indicate that the proposed method performs fast and precise islanding detection in both low-power and high-power LV microgrids with reasonable impact on power quality (PQ) according to EN 50160 standard. By combining these fields as active and passive techniques, the proposed hybrid method gives non detection zones (NDZs) and detection time (DT) much smaller compared with frequency- and harmonic-based individual islanding detection methods
Izvorni jezik
Engleski
Znanstvena područja
Elektrotehnika
POVEZANOST RADA
Ustanove:
Fakultet elektrotehnike, računarstva i informacijskih tehnologija Osijek
Profili:
Srete Nikolovski
(autor)
Citiraj ovu publikaciju:
Časopis indeksira:
- Current Contents Connect (CCC)
- Web of Science Core Collection (WoSCC)
- Science Citation Index Expanded (SCI-EXP)
- SCI-EXP, SSCI i/ili A&HCI
- Scopus