Abstract
The voltage source converter (VSC) multi-terminal high voltage direct current (MTHVDC) is a suitable solution to connect offshore large renewable power stations. However, relevant fast and intelligent fault current location techniques are of utmost importance to improve power system stability and maintain continuity of supply. This paper proposes a hybrid travelling wave fuzzy logic based wavelet decomposition technique to identify the faulty line in a MTHVDC network, in addition to accurately determine the fault location. A fuzzy logic voter is applied to analyze non-stationary current travelling waves generated at fault location and captured by special DC current sensors to identify the faulted pole. Secondly, the captured wave of the identified pole is further decomposed by a discrete wavelet analyzer to accurately identify the fault location. A MATLAB toolbox is constructed to show the validity and adequacy of the proposed algorithm. This technique is important to MTHVDC dispatch centers especially those used with offshore wind farms.
| Original language | English |
|---|---|
| Title of host publication | EEEIC 2016 - International Conference on Environment and Electrical Engineering |
| Publisher | Institute of Electrical and Electronics Engineers Inc. |
| ISBN (Electronic) | 9781509023196 |
| DOIs | |
| State | Published - 29 Aug 2016 |
| Externally published | Yes |
| Event | 16th International Conference on Environment and Electrical Engineering, EEEIC 2016 - Florence, Italy Duration: 7 Jun 2016 → 10 Jun 2016 |
Publication series
| Name | EEEIC 2016 - International Conference on Environment and Electrical Engineering |
|---|
Conference
| Conference | 16th International Conference on Environment and Electrical Engineering, EEEIC 2016 |
|---|---|
| Country/Territory | Italy |
| City | Florence |
| Period | 7/06/16 → 10/06/16 |
Bibliographical note
Publisher Copyright:© 2016 IEEE.
UN SDGs
This output contributes to the following UN Sustainable Development Goals (SDGs)
-
SDG 7 Affordable and Clean Energy
Keywords
- Artificial Intelligence
- HVDC
- fault location
- fuzzy logic
- protection
- travelling wave
- wavelet
ASJC Scopus subject areas
- Energy Engineering and Power Technology
- Renewable Energy, Sustainability and the Environment
- Electrical and Electronic Engineering
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