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Self‐consumption and storage as a way to facilitate the integration of renewable energy in low voltage distribution networks.
- Source :
-
IET Generation, Transmission & Distribution (Wiley-Blackwell) . May2016, Vol. 10 Issue 8, p1741-1748. 8p. - Publication Year :
- 2016
-
Abstract
- Photovoltaic microgeneration (μG) located near the domestic consumers is expected to increase more in the future. Known issues regarding high μG penetration are voltage rise and reverse power flow. The concept of self‐consumption and storage is emerging as a way to improve network power supply quality and to facilitate the integration of small renewable energy sources in low voltage networks. This paper intends to give a further contribution by assessing the improvements provided by allowing domestic clients to consume and store the energy they produce. The tool at hand to study the situation is the unbalanced three‐phase load flow algorithm, based on the power summation technique, improved with the capability of explicitly compute the neutral voltages. The behaviour of a test radial distribution grid is assessed in different operating conditions, namely winter/summer, μG penetration level and μG operating mode. Voltage profile, active power flow in the service transformer and losses are monitored. The results suggest that self‐consumption with storage operating mode is a promising solution. Voltage excursions above normal grid voltage operating limits were not observed, the situation of reverse active power flow does not occur and the power losses are reduced. [ABSTRACT FROM AUTHOR]
Details
- Language :
- English
- ISSN :
- 17518687
- Volume :
- 10
- Issue :
- 8
- Database :
- Academic Search Index
- Journal :
- IET Generation, Transmission & Distribution (Wiley-Blackwell)
- Publication Type :
- Academic Journal
- Accession number :
- 148082573
- Full Text :
- https://doi.org/10.1049/iet-gtd.2015.0431