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NEA-0310 FIP-DIG.

FIP-DIG, 1-D Time-Dependent Fission Products Diffusion in Slab, Cylindrical, Spherical Geometry with Gaseous Precursor

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1. NAME OR DESIGNATION OF PROGRAM:  FIP-DIG.
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2. COMPUTERS
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Program name Package id Status Status date
FIP-DIG NEA-0310/02 Tested 01-MAY-1973

Machines used:

Package ID Orig. computer Test computer
NEA-0310/02 IBM 370 series IBM 370 series
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3. NATURE OF PHYSICAL PROBLEM SOLVED

One-dimensional, time dependent fission product diffusion in a temperature field, in slab, cylinder, or spherical geometry, taking one gaseous precursor into account. Transients are calculated too.
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4. METHOD OF SOLUTION:  Finite difference method.
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5. RESTRICTIONS ON THE COMPLEXITY OF THE PROBLEM

30 time steps, 40 mesh points, 30 evaporation boundaries. Temperatures are not automatically evaluated.
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6. TYPICAL RUNNING TIME

20 mesh points, three evaporation boundaries,  one transient, 29 time steps. 22.9 seconds CPU-time, (2.09 minutes execution time) on the IBM 360/75.
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7. UNUSUAL FEATURES: UNUSUAL FEATURES OF THE PROGRAM
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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-0310/02 01-MAY-1973 Tested at NEADB
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10. REFERENCES
NEA-0310/02, included references:
- G. Preinreich:
FIPDIG - A One-Dimensional Time Dependent Fission Product Diffusion Code
D.P. Report 565 (August 1968)
- G. Preinreich:
Description of a Revised Version of the Computer code FIPDIG
D.P. Report 768 (October 1971)
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11. MACHINE REQUIREMENTS:  170 k minimum. No tapes.
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12. PROGRAMMING LANGUAGE(S) USED
Package ID Computer language
NEA-0310/02 FORTRAN-IV
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13. OPERATING SYSTEM OR MONITOR UNDER WHICH PROGRAM IS EXECUTED:  OS-360.
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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

       G. Preinreich
       Dragon High Temperature Reactor Project
       AEE
       Winfrith, Dorchester
       Dorset, U.K.
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16. MATERIAL AVAILABLE
NEA-0310/02
File name File description Records
NEA0310_02.001 INFORMATION 2
NEA0310_02.002 SOURCE PROGRAMME (FORTRAN) 1242
NEA0310_02.003 SAMPLE INPUT 30
NEA0310_02.004 SAMPLE OUTPUT 2141
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17. CATEGORIES
  • F. Space - Time Kinetics, Coupled Neutronics - Hydrodynamics - Thermodynamics

Keywords: cylinders, diffusion, finite difference method, fission products, one-dimensional, slabs, spheres, time dependence, transients.