United States Nuclear Regulatory Commission - Protecting People and the Environment

TRAC-PF1/MOD1 Post-Test Calculations of the OECD LOFT Experiment LP-SB-3 (NUREG/IA-0022)

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Publication Information

Date Published: April 1990

Prepared by:
E.J. Allen, A.P. Neill

United Kingdom Atomic Energy Authority
Winfrith, Dorchester
Dorset, England

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

Published by:
Office of Nuclear Regulatory Research
U.S. Nuclear Regulatory Commission
Washington, DC 20555

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Abstract

Analysis of the small, cold leg break, OECD LOFT Experiment LP-SB-3 using the best-estimate computer code TRAC-PFl/MODl is presented.

Descriptions of the LOFT.facility and the LP-SB-3 experiment are given and development of the TRAC-PFl/MOD1 input model is detailed. The caluclations performed in achieving the steady state conditions, from which the experiment was initiated, and the specification of experimental boundary conditions are outlined.

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