Computer Programs
NEA-0404 BEST-5.
last modified: 01-MAR-1975 | catalog | categories | new | search |

NEA-0404 BEST-5.

BEST-5, Power Reactor Fuel Cycle Optimization by Bellman Method

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1. NAME OR DESIGNATION OF PROGRAM:  BEST-5.
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2. COMPUTERS
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Program name Package id Status Status date
BEST-5 NEA-0404/01 Tested 01-AUG-1974
BEST-5 NEA-0404/02 Tested 01-MAR-1975

Machines used:

Package ID Orig. computer Test computer
NEA-0404/01 UNIVAC 1108 UNIVAC 1108
NEA-0404/02 IBM 370 series IBM 370 series
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3. NATURE OF PHYSICAL PROBLEM SOLVED

Fuel cycle optimization in nuclear power plants. Best initial core composition and subsequent reload strategies up to the equilibrium.
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4. METHOD OF SOLUTION:  Bellman method of dynamic programming.
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5. RESTRICTIONS ON THE COMPLEXITY OF THE PROBLEM

Storage allocation - 65k words
max. initial core composition - 256
max. number of fuel types - 15
max. number of loading strategies - 15
max. number of cycles - 24 (7 strategies)
                        18 (15 strategies)
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6. TYPICAL RUNNING TIME

Running time with
- 25 initial core composition
- 15 fuel types
- 7 loading strategies
- 20 cycles
is 3 to 5 minutes on UNIVAC 1108.
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7. UNUSUAL FEATURES OF THE PROGRAM

Fuel cycle design problems in connection with money interest and replacement energy cost.
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8. RELATED OR AUXILIARY PROGRAMS: RELATED AND AUXILIARY PROGRAMS
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9. STATUS
Package ID Status date Status
NEA-0404/01 01-AUG-1974 Tested at NEADB
NEA-0404/02 01-MAR-1975 Tested at NEADB
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10. REFERENCES

- 'BEST-5, A Code for Optimization of Nuclear Fuel Strategy'
  ENEL-CPN Internal Technical Report (1974).
NEA-0404/01, included references:
- P. Civita and T. Mazzanti:
  Programma BEST-5 Strategia Ottimale di Caricamento del
  Combustibile Nucleare
  Rif.0/004/20/AUT (Giugno 1974).
- NEA CPL:
  BEST-5 - Fuel Cycle Optimization, Corrections made by the author
  to original UNIVAC version
  Appendix A (May 75).
- P. Civita, P. Fornaciari, and T. Mazzanti:
  Optimal Operational Strategy in Nuclear fuel Management
  Reprint from Nuclear Technology, Vol. 14 (May 1972).
- P. Fornaciari:
  Strategy and Tactics in Nuclear fuel Management
  Reprint from Energia Nucleare, Vol. 18, No. 3 (Marzo 1971).
NEA-0404/02, included references:
- P. Civita and T. Mazzanti:
  Programma BEST-5 Strategia Ottimale di Caricamento del
  Combustibile Nucleare
  Rif.0/004/20/AUT (Giugno 1974).
- P. Civita, P. Fornaciari, and T. Mazzanti:
  Optimal Operational Strategy in Nuclear fuel Management
  Reprint from Nuclear Technology, Vol. 14 (May 1972).
- P. Fornaciari:
  Strategy and Tactics in Nuclear fuel Management
  Reprint from Energia Nucleare, Vol. 18, No. 3 (Marzo 1971).
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11. MACHINE REQUIREMENTS

Core storage - 65k words
back-up storage - 1 disk or drum
card reader
high-speed printer
clock (if option for running time detail evaluation is used).
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12. PROGRAMMING LANGUAGE(S) USED
Package ID Computer language
NEA-0404/01 FORTRAN-V (UNIVAC)
NEA-0404/02 FORTRAN-IV
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13. OPERATING SYSTEM OR MONITOR UNDER WHICH PROGRAM IS EXECUTED:  UNIVAC EXEC-8. IBM 370/O.S.
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14. ANY OTHER PROGRAMMING OR OPERATING INFORMATION OR RESTRICTIONS

Reference must be made to documentation listed under 10, because bit operations are largely used in the program.
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15. NAME AND ESTABLISHMENT OF AUTHOR:    P. Civita and T. Mazzanti, ENEL - CPN, Rome, Italy
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16. MATERIAL AVAILABLE
NEA-0404/01
File name File description Records
NEA0404_01.001 SOURCE PROGRAM (FORTRAN) 1574
NEA0404_01.002 SAMPLE PROBLEM 107
NEA0404_01.003 OUTPUT LIST OF SAMPLE PROBLEM 1429
NEA-0404/02
File name File description Records
NEA0404_02.001 SOURCE PROGRAM (F4) 3656
NEA0404_02.002 JCL 8
NEA0404_02.003 SAMPLE PROBLEM INPUT DATA 107
NEA0404_02.004 SAMPLE PROBLEM PRINTED OUTPUT 1768
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17. CATEGORIES
  • D. Depletion, Fuel Management, Cost Analysis, and Power Plant Economics

Keywords: cost, fuel cycle, nuclear power plants, optimization.