last modified: 01-NOV-1964 | catalog | categories | new | search |

NEA-0114 BURST.

BURST, Time-Dependent Pressure and Coolant Flow after Circuit Fracture in HTGR

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1. NAME OR DESIGNATION OF PROGRAM:  BURST.
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2. COMPUTERS
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Program name Package id Status Status date
BURST NEA-0114/01 Tested 01-NOV-1964

Machines used:

Package ID Orig. computer Test computer
NEA-0114/01 IBM 7094 IBM 7094
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3. NATURE OF PHYSICAL PROBLEM SOLVED

Studies the variation in pressure and flow in coolant circuits of a gas-cooled reactor, as a function  of time, following a fracture in one of the circuits.
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4. METHOD OF SOLUTION

Explicit solution of the time dependent equations for pressure in the gas filled system.
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5. RESTRICTIONS ON THE COMPLEXITY OF THE PROBLEM

All fractured ducts must have same characteristics as must all unfractured ones.
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6. TYPICAL RUNNING TIME

Approximately 1,000 time-steps can be done in  1 minute running time on the IBM 7090.
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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-0114/01 01-NOV-1964 Tested at NEADB
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10. REFERENCES
NEA-0114/01, included references:
- R. Prescott and N.G. Robertson:
  Calculation of Flows in a Reactor Circuit After Fracture of a
  Coolant Duct
  (C.E.G.B. RKR/NPD/127) CD/NS/8 (November 1962).
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11. MACHINE REQUIREMENTS:  32k store  5 tape units.
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12. PROGRAMMING LANGUAGE(S) USED
Package ID Computer language
NEA-0114/01 FORTRAN-II (IBM)
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13. OPERATING SYSTEM OR MONITOR UNDER WHICH PROGRAM IS EXECUTED:  FORTRAN II monitor.
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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

R. Prescott
                                   C.E.G.B. Computing Branch
                                   Friars House
                                   Blackfriars Road
                                   London S.E.1.
                                   England
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16. MATERIAL AVAILABLE
NEA-0114/01
File name File description Records
NEA0114_01.001 SOURCE & DATA 633
NEA0114_01.002 OUTPUT 4130
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17. CATEGORIES
  • G. Radiological Safety, Hazard and Accident Analysis

Keywords: ducts, flow rate, gas cooled reactors, loss-of-coolant accident, pressure, reactor cooling systems, time dependence.