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Title: FACTS device benefit assessment studies on Commonwealth Edison`s power system. Volume 1, A study of methods for improving stability margin at the Byron Station: Final report

Technical Report ·
OSTI ID:10163369

Under EPRI project RP3022-12, Ontario Hydro studied various solutions to improve the stability of the Byron plant; a nuclear plant located in north central Illinois, and owned by Commonwealth Edison (CE). The stability limitation, as identified by CE, is loss of synchronism under certain second local transmission contingencies, with both Byron units operating at full capacity during light system load levels. The identified stability limitation can be solved by the addition of a 345 kV circuit. However, a new circuit may not be a feasible solution. A braking resistor, switched shunt, or series capacitors can also solve the stability problem. Shunt or series capacitors, or fast static exciters can improve the voltage dip which follows the fault clearing. More detailed technical and economic studies are needed to determine the preferred solution.

Research Organization:
Electric Power Research Inst., Palo Alto, CA (United States); Ontario Hydro, Toronto, ON (Canada)
Sponsoring Organization:
Electric Power Research Inst., Palo Alto, CA (United States)
OSTI ID:
10163369
Report Number(s):
EPRI-TR-101933-Vol.1; ON: UN93014710; TRN: 93:001626
Resource Relation:
Other Information: PBD: Apr 1993
Country of Publication:
United States
Language:
English