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IAEA0817 PROB.

PROB, Transport Equation in Slab Geometry and Collision Probability by Overrelaxation Method

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1. NAME OR DESIGNATION OF PROGRAM:  PROB.
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2. COMPUTERS
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Program name Package id Status Status date
PROB IAEA0817/01 Tested 01-DEC-1976

Machines used:

Package ID Orig. computer Test computer
IAEA0817/01 IBM 370 series IBM 370 series
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3. NATURE OF PHYSICAL PROBLEM SOLVED

The transport equation in slab geometry is solved using the multigroup collision probability method. The collision probabilities are also calculated by this programme.
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4. METHOD OF SOLUTION:  Successive overrelaxation.
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5. RESTRICTIONS ON THE COMPLEXITY OF THE PROBLEM

Variable dimensioning techniques are used so that the only restriction on the size of the problem is the available core storage.
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6. TYPICAL RUNNING TIME

It depends on the type of problem. Test case requires approximately five minutes.
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7. UNUSUAL FEATURES OF THE PROGRAM

Solves eigenvalue or fixed source problems with periodic boundary conditions or condition of no incom- ing particles.
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8. RELATED OR AUXILIARY PROGRAMS: RELATED AND AUXILIARY PROGRAMS
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9. STATUS
Package ID Status date Status
IAEA0817/01 01-DEC-1976 Tested at NEADB
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10. REFERENCES

- J.M. Fink,
  PROB: Codigo de resolucion de la ecuacion de transporte, por el metodo de las probabilidades de colision en geometria plana
  (CNEA-RE-58) June 1972.
IAEA0817/01, included references:
- J.M. Fink:
PROB: Code for the Solution of the Transport Equation by the Method of
Collision Probabilities in Slab Geometry
CNEA RE-58 (June 1972)
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11. MACHINE REQUIREMENTS

Depend on the type of problem. Minimum memory required is about 70k.  No discs or tapes needed.
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12. PROGRAMMING LANGUAGE(S) USED
Package ID Computer language
IAEA0817/01 FORTRAN-IV
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13. SOFTWARE REQUIREMENTS: OPERATING SYSTEM OR MONITOR UNDER WHICH PROGRAM IS EXECUTED
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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

J. M. Fink
Comision Nacional de Energia Atomica.
Depto de Reactores
Av. del Libertador 8250
Buenos Aires - Argentina.
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16. MATERIAL AVAILABLE
IAEA0817/01
File name File description Records
IAEA0817_01.001 SOURCE PROGRAM 430
IAEA0817_01.002 SAMPLE PROBLEM INPUT DATA 45
IAEA0817_01.003 SAMPLE PROBLEM PRINTED OUTPUT 461
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17. CATEGORIES
  • B. Spectrum Calculations, Generation of Group Constants and Cell Problems

Keywords: collisions, eigenvalues, multigroup, probability, slabs, transport theory.