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A Study on the Impacts of Grid Connection Wind Power Generations

Wind power generations have increased impacts on the electric utility power systems. When the wind power is placed into service in an electric system, it becomes a functioning part of the system, which may require other design changes to the system and special practices to integrate it to the system. The presence of the wind power generation units will directly affect voltage profiles along a feeder by changing the direction and magnitude of active/reactive power flows. A number of coordination issues including safety issue, protection, voltages and frequency control presently require study in order to understand technical limits to the penetration of wind power or distributed generation on a given system. The aim of this thesis is to investigate the impacts of wind generators connected to a distribution system. To take load uncertainty and wind power generation uncertainty due to wind speed variation in the analysis, Monte Carlo simulation technique is used. A number of cases are tested to assess the impacts of wind power generations in various scenarios for the studied network. Test results have shown that the when wind power generators are connected to distribution network, it would not only reduce the probability of occurrence of undervoltage but also decrease the feeder losses. The analytical models proposed in this thesis can provide the utility useful information in placing the wind power generators.

Identiferoai:union.ndltd.org:NSYSU/oai:NSYSU:etd-0701104-143523
Date01 July 2004
CreatorsKuo, Zhi-Yuan
ContributorsChih-wen Liu, Shyh-Jier Huang, Chan-Nan Lu
PublisherNSYSU
Source SetsNSYSU Electronic Thesis and Dissertation Archive
LanguageCholon
Detected LanguageEnglish
Typetext
Formatapplication/pdf
Sourcehttp://etd.lib.nsysu.edu.tw/ETD-db/ETD-search/view_etd?URN=etd-0701104-143523
Rightsunrestricted, Copyright information available at source archive

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