NEA-0310 FIP-DIG.

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

NAME OR DESIGNATION OF PROGRAM, COMPUTER, NATURE OF PHYSICAL PROBLEM SOLVED, METHOD OF SOLUTION, RESTRICTIONS ON THE COMPLEXITY OF THE PROBLEM, TYPICAL RUNNING TIME, FEATURES, AUXILIARIES, STATUS, REFERENCES, MACHINE REQUIREMENTS, LANGUAGE, OPERATING SYSTEM OR MONITOR UNDER WHICH PROGRAM IS EXECUTED, OTHER RESTRICTIONS, NAME AND ESTABLISHMENT OF AUTHOR, MATERIAL, CATEGORIES

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1. NAME OR DESIGNATION OF PROGRAM: FIP-DIG.

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2. COMPUTERS

To submit a request, click below on the link of the version you wish to order. Only liaison officers are authorised to submit online requests. Rules for requesters are available here.

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.