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ACRS Thermo-Hydraulic Phenomena Subcommittee Meeting - July 17-18, 2001

ADVISORY COMMITTEE ON REACTOR SAFEGUARDS
THERMAL HYDRAULIC PHENOMENA SUBCOMMITTEE MEETING
NRC-RES T/H RESEARCH PERTAINING TO PTS RULE REEVALUATION

JULY 17-18, 2001

Richardson Hall - Room 313
Oregon State University
Corvallis, Oregon

Contact: P. Boehnert (301/415-8065 - " pab2@nrc.gov")

July 17, 2001
8:15 a.m. Opening Remarks Prof. Wallis
8:25 a.m. Welcome from Dean of College of Engineering Prof. Ron Adams
8:35 a.m. Status of NRC PTS Rule Reevaluation Project M. Mayfield, RES
9:05 a.m. Brief Overview of OSU Nuclear Reactor Research Prof. José Reyes
9:15 a.m. Phase Separation in Tees Research Profs. Qiao Wu, Kent Welter
  • Objective and Program Description
 
  • Overview of Prior Research
 
  • ATLATS Test Facility and Test Matrix
 
 
  • ATLATS Test Results
 
 
  • Model Development Results
 
10:00 a.m. Break  
11:15 a.m. Tour of APEX-CE and ATLATS; Observe ATLATS phase separation tests  
12:30 p.m. Lunch  
1:30 p.m. Pressurized Thermal Shock Research  
 
  • Objectives and Program Description
Prof. José Reyes
 
  • Overview of Prior Research
Prof. José Reyes
 
  • APEX-CE Test Facility and Test Matrix
John Groome
 
  • Cold Leg Thermal Stratification: Onset of Thermal Stratification: Flow Visualization and APEX-CE Results
Prof. José Reyes
3:15 p.m. Break  
3:30 p.m. Continue  
 
  • RELAP5 Predictions of Downcomer Temperatures and Loop Stagnation during APEX-CE MSLBs and SBLOCAs
Prof, Abd Lafi
5:00 p.m. Recess  
 
July 18, 2001  
8:15 a.m. Plume Behavior in the Reactor Vessel Downcomer  
 
  • Plume Formation in APEX-CE
Prof. José Reyes
 
  • REMIX Calculations
Eric Young
 
  • STAR-CD Calculations
Brandon Haugh, Eric Young
10:30 a.m. Break  
10:45 a.m. Summary of OSU PTS Research Results Prof. José Reyes
12:15 p.m. Concluding Remarks Prof. Wallis
12:30 p.m. Lunch  
2:00 p.m. Observe APEX-CE test at Radiation Center  
4:30 p.m. Adjourn  
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