100% Sustainable Electricity in the Faroe Islands: Expansion Planning Through Economic Optimization

Autor: Helma Maria Trondheim, Barur A. Niclasen, Terji Nielsen, Filipe Faria Da Silva, Claus Leth Bak

Publikováno v: IEEE Open Access Journal of Power and Energy, Vol 8, Pp 23-34 (2021)

SEV, the Faroese Power Company, has a vision to reach a 100% renewable power system by 2030. SEV is committed to achieve this, starting from a 41% share of renewables in 2019. A detailed expansion plan for the generation, storage and transmission is

Externí odkaz: https://doaj.org/article/8338aab04fec4c55a1b83a09caeb148b

A Harmonic Based Pilot Protection Scheme for VSC-MTDC Grids with PWM Converters

Autor: Mani Ashouri, Filipe Faria da Silva, Claus Leth Bak

Publikováno v: Energies, Vol 12, Iss 6, p 1010 (2019)

This paper presents a selective harmonic-based pilot protection scheme for detecting faults happened in the DC transmission section of VSC-MTDC grids with pulse width modulation (PWM) voltage source converters (VSCs). When a DC fault occurs in VSC-MT

Externí odkaz: https://doaj.org/article/e1e7f5c8144642ce8afc55ee5bcc053c

The design and optimization of the down-lead system for a novel 400 kV composite pylon

Autor: Kai Yin, Mohammad Ghomi, Hanchi Zhang, Filipe Faria da Silva, Claus Leth Bak, Qian Wang, Henrik Skouboe

Publikováno v: Yin, K, Ghomi, M, Zhang, H, Silva, F M F D, Bak, C L, Wang, Q & Skouboe, H 2023, ' The design and optimization of the down-lead system for a novel 400 kV composite pylon ', I E E E Transactions on Power Delivery, vol. 38, no. 1, pp. 420-431 . https://doi.org/10.1109/TPWRD.2022.3193562

This paper presents systematic research of a grounding down-lead design and its optimization for a novel Y-shaped composite pylon. A grounding down-lead inside the cross-arm is proposed as a potential grounding method. The transient response to light

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::171e99f231583e87f8477e9dfa437571
https://vbn.aau.dk/da/publications/9f7986df-00be-4d4d-8864-d2a4fb4b0994

Partial discharge inception and deterioration of Nomex paper under repetitive square wave voltage

Autor: Changjiang. Zheng, Qian Wang, Huai Wang, Zhan Shen, Filipe Faria Da Silva, Claus Leth Bak

Publikováno v: Zheng, C, Wang, Q, Wang, H, Shen, Z, Silva, F M F D & Bak, C L 2022, Partial discharge inception and deterioration of Nomex paper under repetitive square wave voltage . in 2022 IEEE International Conference on High Voltage Engineering and Applications (ICHVE) . IEEE, International Conference on High Voltage Engineering and Applications (ICHVE) . https://doi.org/10.1109/ICHVE53725.2022.9961729

Working under PWM voltage with fast voltage rise time and high frequency, medium frequency transformers may suffer from overvoltage and temperature rise in the winding. As a result, partial discharge may be triggered with high probability, threating

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::5f30fbfed6ae0e743fd99852b046a0c0
https://vbn.aau.dk/ws/files/509704098/ICHVE_2022_1_2nd_version.docx

Transient Overvoltage Analysis in the Medium Voltage Substations Based on Full-Wave Modeling of Two-layer grounding System

Autor: Mohammad Ghomi, Filipe Faria da Silva, Amir Abbas Shayegani Akmal, Claus Leth Bak

Publikováno v: Ghomi, M, Silva, F M F D, Shayegani, A A & Bak, C L 2022, ' Transient Overvoltage Analysis in the Medium Voltage Substations Based on Full-Wave Modeling of Two-layer grounding System ', Electric Power Systems Research, vol. 211, 108139, pp. 1 . https://doi.org/10.1016/j.epsr.2022.108139

In this paper, a comprehensive investigation of substation grounding soil structure effects on switching/lightning transients is presented. The full-wave computational solution Method of Moments (MoM) is adopted to solve Maxwell's equations. The sign

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::d4bca626480e4f86a426cbaf17ca0132
https://vbn.aau.dk/ws/files/484171194/1_s2.0_S0378779622003613_main.pdf