NEA-0669 FONTA.

FONTA, Radiation Release in Atmosphere and Deposition in Human Organs

NAME OR DESIGNATION OF PROGRAM, COMPUTER, DESCRIPTION OF PROBLEM OR FUNCTION, METHOD OF SOLUTION, RESTRICTIONS ON THE COMPLEXITY OF THE PROBLEM, TYPICAL RUNNING TIME, UNUSUAL FEATURES OF THE PROGRAM, RELATED AND AUXILIARY PROGRAMS, STATUS, REFERENCES, MACHINE REQUIREMENTS, LANGUAGE, OPERATING SYSTEM UNDER WHICH PROGRAM IS EXECUTED, OTHER PROGRAMMING OR OPERATING INFORMATION OR RESTRICTIONS, NAME AND ESTABLISHMENT OF AUTHOR, MATERIAL, CATEGORIES

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1. NAME OR DESIGNATION OF PROGRAM: FONTA.

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2. COMPUTERS

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Program name	Package id	Status	Status date
FONTA	NEA-0669/01	Tested	21-SEP-1982

Machines used:

Package ID	Orig. computer	Test computer
NEA-0669/01	CDC CYBER 174	CDC CYBER 174

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3. DESCRIPTION OF PROBLEM OR FUNCTION: Radiological consequences of a release of radioactivity.

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4. METHOD OF SOLUTION

Use of Pasquill's model of atmospheric dispersion with plume rise and building wake effects.

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5. RESTRICTIONS ON THE COMPLEXITY OF THE PROBLEM

Number of release categories 7, number of organs 7, number of isotopes 54, no ingestion considered.

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6. TYPICAL RUNNING TIME

NEA-DB executed the test case on CDC CYBER174 in 12 seconds.

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7. UNUSUAL FEATURES OF THE PROGRAM

Exposure due to immersion, inhalation and radiations of deposits are considered for six weather categories with or without rain.

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8. RELATED AND AUXILIARY PROGRAMS

ORIGEN and EXREM for supply or inventory and dose factors of isotopes; DQG32 from the Scientific Subroutine Package for numerical integration.

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9. STATUS

Package ID	Status date	Status
NEA-0669/01	21-SEP-1982	Tested at NEADB

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10. REFERENCES

- F. Woloch and G. Kamelander:
  "FONTA - A Program to Calculate Radiological Consequences of
  Radioactive Release in Hypothetical Accidents of Nuclear Power
  Plants" (in German)
  SGAE-Ber. No. 2800 (September 1977).

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11. MACHINE REQUIREMENTS

Main storage: 45,400 octal words (60 bits) on CDC CYBER 174.

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12. PROGRAMMING LANGUAGE(S) USED

Package ID	Computer language
NEA-0669/01	FORTRAN-IV

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13. OPERATING SYSTEM UNDER WHICH PROGRAM IS EXECUTED

BS-2000 of the SIEMENS 4004, with METAPLAN subroutine FINSIM instead of DQG32 from the Scientific Subroutine Package when the program was run on the CYBER 74 with NOS-BE Operating System.

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14. OTHER PROGRAMMING OR OPERATING INFORMATION OR RESTRICTIONS:

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15. NAME AND ESTABLISHMENT OF AUTHOR

          Franz Woloch and Gerald Kamelander
          Oesterreichische Studiengesellschaft fuer Atomenergie
             Ges.m.b.H.
          Lenaugasse 10
          A-1082 Vienna

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16. MATERIAL AVAILABLE

NEA-0669/01

File name	File description	Records
NEA0669_01.003	FONTA INFORMATION FILE	58
NEA0669_01.004	FONTA SOURCE PROGRAM (FORTRAN-4)	427
NEA0669_01.005	FONTA JCL FOR TEST CASE	13
NEA0669_01.006	FONTA INPUT FOR TEST CASE	37
NEA0669_01.007	FONTA OUTPUT OF TEST CASE	1366

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17. CATEGORIES

G. Radiological Safety, Hazard and Accident Analysis
R. Environmental and Earth Sciences

Keywords: atmospheric precipitations, health hazards, irradiation, meteorology, plumes, radiation effects, radioactive aerosols, radioactive clouds.