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NEA-0151 DANCOFF-3.

DANCOFF-3, Dancoff Correction for Cylindrical Fuel Rod at H2O Gaps and for Fuel Clusters

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1. NAME OR DESIGNATION OF PROGRAM:  DANCOFF-3.
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2. COMPUTERS
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Program name Package id Status Status date
DANCOFF-3 NEA-0151/02 Tested 09-MAY-1989

Machines used:

Package ID Orig. computer Test computer
NEA-0151/02 IBM 7040 DEC VAX 8810
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3. NATURE OF PHYSICAL PROBLEM SOLVED

Calculation of the Dancoff correction for cylindrical fuel rods in square and hexagonal infinite lattices, for fuel element rods near water gaps, and for fuel rod clusters.
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4. METHOD OF SOLUTION

Evaluation by direct numerical integration over the moderator region.
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5. RESTRICTIONS ON THE COMPLEXITY OF THE PROBLEM

For every rod arrangement at most 100 cases with different materials cross- sections.
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6. TYPICAL RUNNING TIME

Seconds to minutes, depending on complexity of lattice and number of Dancoff corrections calculated.
NEA-0151/02
NEA-DB ran the test case included in this package on a  VAX 8810 computer in about 2 seconds of CPu time.
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7. UNUSUAL FEATURES: UNUSUAL FEATURES OF THE PROGRAM
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8. RELATED AND AUXILIARY PROGRAMS:  DANCOFF JR. (ref. 1).
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9. STATUS
Package ID Status date Status
NEA-0151/02 09-MAY-1989 Tested at NEADB
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10. REFERENCES

- H. Gellings, A. Sauer:
  Programmbeschreiburg zu Dancoff JR., IBM 7040, Allgemeine Elektricitaets-Gesellschaft
  Report KEA-114 (1963).
NEA-0151/02, included references:
- A. Sauer:
  How to Use the Code DANCOFF III
  Allgemeine Elektricitaets-Gesellschaft (July 1966)
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11. MACHINE REQUIREMENTS:  Input and output tapes only.
NEA-0151/02
320K bytes of VAX 8810 main storage.
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12. PROGRAMMING LANGUAGE(S) USED
Package ID Computer language
NEA-0151/02 FORTRAN-IV
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13. SOFTWARE REQUIREMENTS: OPERATING SYSTEM OR MONITOR UNDER WHICH PROGRAM IS EXECUTED
NEA-0151/02
VMS V5.0-1 (VAX 8810).
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14. OTHER PROGRAMMING OR OPERATING INFORMATION OR RESTRICTIONS

ANY OTHER PROGRAMMING OR OPERATING INFORMATION OR RESTRICTIONS
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15. NAME AND ESTABLISHMENT OF AUTHOR

A. Sauer
                                   AEG - E 3
                                   AEG -Hochhaus
                                   6 Frankfurt, Germany
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16. MATERIAL AVAILABLE
NEA-0151/02
File name File description Records
NEA0151_02.001 Information File 61
NEA0151_02.002 DANCOFF-3 Source 347
NEA0151_02.003 DANCOFF-3 Sample Problem Input 71
NEA0151_02.004 DANCOFF-3 Printed Output 64
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17. CATEGORIES
  • B. Spectrum Calculations, Generation of Group Constants and Cell Problems
  • D. Depletion, Fuel Management, Cost Analysis, and Power Plant Economics

Keywords: Dancoff correction, fuel elements, lattice vibrations, moderators.