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Summary of Results for the Uranium Benchmark Problem of the ANS Ad Hoc Committee on Reactor Physics Benchmarks

Conference ·
OSTI ID:334347
 [1];  [2];  [3];  [4]
  1. Texas A & M University, College Station, TX (United States). Nuclear Engineering Dept.
  2. Los Alamos National Laboratory (LANL), Los Alamos, NM (United States)
  3. Brookhaven National Laboratory (BNL), Upton, NY (United States)
  4. Oak Ridge National Laboratory (ORNL), Oak Ridge, TN (United States)
This paper presents a summary of the results obtained by all of the contributors to the Uranium Benchmark Problem of the ANS Ad hoc Committee on Reactor Physics Benchmarks. The benchmark problem was based on critical experiments which mocked-up lattices typical of PWRs. Three separate cases constituted the benchmark problem. These included a uniform lattice, an assembly-type lattice with water holes and an assembly-type lattice with pyrex rods. Calculated results were obtained from eighteen separate organizations from all over the world. Some organizations submitted more than one set of results based on different calculational methods and cross section data. Many of the most widely used assembly physics and core analysis computer codes and neutron cross section data libraries were applied by the contributors.
Research Organization:
Los Alamos National Laboratory (LANL), Los Alamos, NM (United States); Texas A & M University, College Station, TX (United States). Nuclear Engineering Dept.; Brookhaven National Laboratory (BNL), Upton, NY (United States); Oak Ridge National Laboratory (ORNL), Oak Ridge, TN (United States)
Sponsoring Organization:
USDOE National Nuclear Security Administration (NNSA), Nuclear Criticality Safety Program (NCSP)
DOE Contract Number:
W-7405-ENG-36
OSTI ID:
334347
Report Number(s):
LA-UR--98-3253; CONF-981003; ON: DE99002269
Country of Publication:
United States
Language:
English

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