United States Nuclear Regulatory Commission - Protecting People and the Environment

RELAP5/MOD2 Post-Test Calculation of the OECD LOFT Experiment LP–SB–2 (NUREG/IA–0087, ICSP–LP–SB–2–R)

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Publication Information

Date Published: April 1992

Prepared by:
J. Perez, R. Mendizabal

Consejo de Seguridad Nuclear (C.S.N.)
Madrid, Spain

Prepared as part of:
The Agreement on Research Participation and Technical Exchange
under the International Thermal-Hydraulic Code Assessment
and Application Program (ICAP)

Office of Nuclear Regulatory Research
U.S. Nuclear Regulatory Commission
Washington, DC 20555-0001

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Abstract

This document presents the analysis of the OECD LOFT LP–SB–2 experiment performed by the Consejo de Seguridad Nuclear of Spain working group making use of RELAP5/MOD2 in the frame of the Spanish LOFT Project.

LP–SB–2 experiment studies the effect of a delayed pump trip in a small break LOCA scenario with a 3 inches equivalent diameter break in the hot leg of a commercial PWR.

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