TH36 Containment Accident Pressure and Adequate Net Positive Suction Head

Participants will learn the history and technical details of guidance for calculating adequate net positive suction head for pumps taking post-accident suction from the pressurized-water reactor (PWR) containment sump or boiling water reactor (BWR) suppression pool.

SESSION CHAIR(S):

Robert Dennig, Branch Chief, Division of Safety Systems, NRC/NRR

SPEAKERS/PANELISTS:

• Introductory Remarks

• Robert Dennig Branch Chief Division of Safety Systems NRC/NRR

• Technical and Regulatory Aspects of the Use of Containment Accident Pressure in Reactor Safety Analysis

• Richard Lobel Senior Reactor Systems Engineer Division of Safety Systems NRC/NRR

• BWROG Perspective of Containment Accident Pressure and Uncertainties in Calculation of NPSH Margin

• Alan Wojchouski Principal Engineer Boiling Water Reactors Owners Group Monticello Nuclear Generating Plant

• Risk and Defense-in-Depth for Evaluating Containment Accident Pressure for NPSH

• Steven Laur Senior Technical Advisor Risk-Informed Initiatives Division of Risk Assessment NRC/NRR

• Risk Insights of Using Containment Accident Pressure for NPSH

• Martin Stutzke Senior Technical Advisor for PRA Technologies NRC/RES

SESSION COORDINATOR(S):

Ahsan Sallman, NRC/NRR, tel: (301) 415-2380, e-mail: Ahsan.Sallman@nrc.gov