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Thermal-Hydraulic Phenomena Subcommittee Meeting - February 4, 2003

ADVISORY COMMITTEE ON REACTOR SAFEGUARDS
THERMAL-HYDRAULIC PHENOMENA SUBCOMMITTEE MEETING:
RESOLUTION OF GSI-191:
"ASSESSMENT OF DEBRIS ACCUMULATION ON PWR SUMP PERFORMANCE"
FEBRUARY 4, 2003
ROCKVILLE, MARYLAND

PRESENTATION SCHEDULE



Contact: Michael R. Snodderly (301/415-6927)(Michael.Snodderly@nrc.gov)
   
  TOPIC PRESENTER TIME
       
I. Introduction G. Wallis, Chairman
D. Dorman, RES
G. Holahan, NRR
1:00 p.m.
II. Status and Proposed Resolution Of GSI-191: "Assessment of Debris" Accumulation on PWR Sump Performance R. Architzel, NRR  
III. NRC Documents for Resolution
Of GSI-191
   
  A. Draft Generic Letter 2003-XX:
Potential Impact of Debris Blockage On Emergency Recirculation During Design-Basis Accidents at PWRs
  • Introduction
  • Requested Action/Information
  • NRC/Industry Interactions/Issues
  • Follow-up Actions
R. Architzel, NRR
J. Lehning, NRR
1:15 p.m.
  B. Draft Regulatory Guide, DG-1107:
"Water Sources for Long-Term Recirculation Cooling Following A Loss-Of- Coolant Accident"
  • Background
  • Regulatory Position
  • Acceptable Analytical Approaches
B. P. Jain, RES
D. V. Rao, LANL
2:15 p.m.
C. Draft Regulatory Guide, DG-1107:
"Water Sources for Long-Term Recirculation Cooling Following A Loss-Of- Coolant Accident"
  • Conclusion
B. P. Jain, RES
D. V. Rao, LANL
 
  **BREAK***   3:30 p.m.
IV. NEI Comments on Resolution og GSI-191 J. Butler, NEI 3:45 p.m.
  A. Introduction
B. NEI Evaluation Methodology (Ground Rules)
C. NEI Guidance - Coordination With NRC Resolution Approach
D. Resolution Schedule
   
V.
Subcommittee Caucus
  4:45 p.m.
  A. Comments on Meeting Presentations    
  B. Follow-on Actions    
C. Decision Regarding Future Action on This Matter by ACRS    
VI. Adjourn   5:00 p.m.

Note:

  • Presentation time should not exceed 50% of the total time allocated for a specific item.
  • Number of copies of presentation materials to be provided to the ACRS - 35.
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