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Title: Assessment of the turbine trip transient in Cofrentes NPP with TRAC-BF1

Technical Report ·
OSTI ID:6503396
 [1]; ;  [2]
  1. Hidroelectrica Espanola, Madrid (Spain)
  2. Union Iberoamericana de Tecnologia, Madrid (Spain)

This report presents the results of the assessment of TRAC-BF1 (G1-J1) code with the model of C. N. Cofrentes for simulation of the transient originated by the manual trip of the main turbine. C. N. Cofrentes is a General Electric designed BWR/6 plant, with a nominal core thermal power of 2894 Mwt, in commercial operation since 1985, owned and operated by Hidroelectrica Espa[tilde n]ola, S. A. The plant incorporates all the characteristics of BWR/6 reactors, with two turbine driven FW pumps. As a result of this assessment a model of C. N. Cofrentes has been developed for TRAC-BF1 that fairly reproduces operational transient behavior of the plant. A special purpose code was generated to obtain reactivity coefficients, as required by TRAC-BF1, from the 3D simulator.

Research Organization:
Nuclear Regulatory Commission, Washington, DC (United States). Office of Nuclear Regulatory Research; Union Electrica, SA, Madrid (Spain)
Sponsoring Organization:
USNRC; Nuclear Regulatory Commission, Washington, DC (United States)
OSTI ID:
6503396
Report Number(s):
NUREG/IA-0120; EST-SIAN-22; ON: TI93016067
Country of Publication:
United States
Language:
English