0ct. 09 - 2006 1CEA/DEN/CAD/DTN/STPA/LPCKick off meeting
EFDAEUROPEAN FUSION DEVELOPMENT AGREEMENTEFDAEUROPEAN FUSION DEVELOPMENT AGREEMENT
TW6-TSL-002 : ORETBM OCCUPATIONAL
RADIATION EXPOSURE
0ct. 09 - 2006 2CEA/DEN/CAD/DTN/STPA/LPCKick off meeting
EFDAEUROPEAN FUSION DEVELOPMENT AGREEMENTEFDAEUROPEAN FUSION DEVELOPMENT AGREEMENT
TWO TYPES OF BREEDER BLANKET+ Associated loops and components are concerned
HCLL HCPB
0ct. 09 - 2006 3CEA/DEN/CAD/DTN/STPA/LPCKick off meeting
EFDAEUROPEAN FUSION DEVELOPMENT AGREEMENTEFDAEUROPEAN FUSION DEVELOPMENT AGREEMENT
MAIN OBJECTIVES
DR 5cm / 1m HCPB
DR 5cm / 1m HCLL
OCCUPATIONAL DOSE HCPB / HCLLOPERATIONAL, REPLACEMENT
OR DECOMISSIONING
0ct. 09 - 2006 4CEA/DEN/CAD/DTN/STPA/LPCKick off meeting
EFDAEUROPEAN FUSION DEVELOPMENT AGREEMENTEFDAEUROPEAN FUSION DEVELOPMENT AGREEMENTMAIN STEPS
ANALYSIS AND
INTEGRATION OF
GEOMETRYHCPB AND
HCLLQUALITATIVE
SPECIFIC ACTIVITY
OF COMPONENTS
QUANTITATIVESPECIFICACTIVITY
OF COMPONENTS
SELECTION ACCORDING
TO DOSIMETRYWEIGHT OF ACTIVATIONPRODUCTS
0ct. 09 - 2006 5CEA/DEN/CAD/DTN/STPA/LPCKick off meeting
EFDAEUROPEAN FUSION DEVELOPMENT AGREEMENTEFDAEUROPEAN FUSION DEVELOPMENT AGREEMENTAVAILABLE DOSIMETRY CALCULATION TOOLS
MICROSHIELD
SIMPLE GEOMETRIESONLY ONE RADIOACTIVE
GEOMETRY
MCNP (not foreseen inthis task)
COMPLEX GEOMETRIESMULTI RADIOACTIVE
GEOMETRIES
0ct. 09 - 2006 6CEA/DEN/CAD/DTN/STPA/LPCKick off meeting
EFDAEUROPEAN FUSION DEVELOPMENT AGREEMENTEFDAEUROPEAN FUSION DEVELOPMENT AGREEMENTDOSIMETRY CALCULATION
MICROSHIELD– Deterministic code
– Definition of simple source geometry (sphere, cube, wall)
– Only one radioactive source (including several radionuclides with all gamma rays of the selected nuclides)
– Possible use of multi shields (with simple geometries)
– Used by radiation protection groups at CEA
– Output results:
• Dose rate
• Equivalent dose rate
0ct. 09 - 2006 7CEA/DEN/CAD/DTN/STPA/LPCKick off meeting
EFDAEUROPEAN FUSION DEVELOPMENT AGREEMENTEFDAEUROPEAN FUSION DEVELOPMENT AGREEMENTPREPARATION OF FIRST CALCULATIONS ON HCLL
DR 5 cm / 1 m DR ß- 5 cmCHECK OF POTENTIAL IMPACT
DR WITH ALREADYDEFINED SHIELDINGS
0ct. 09 - 2006 8CEA/DEN/CAD/DTN/STPA/LPCKick off meeting
EFDAEUROPEAN FUSION DEVELOPMENT AGREEMENTEFDAEUROPEAN FUSION DEVELOPMENT AGREEMENT
DOSIMETRY CALCULATION
•NEEDED DATA FOR HCLL:
– GEOMETRIES (OK)
– SPECIFIC ACTIVITY: NEW VALUES MUST BE PROVIDED (including dosimetric weights)
– SAME DATA THAN LAST TASK
• EXCEL FILE WITH ALL RN :
– AT SHUTDOWN
– 5 DAYS
– 12 DAYS
– 1 YEAR
• FISPACT OUTPUT FILES COULD BE INTERESTING (with specific filter with 143 RNs)
0ct. 09 - 2006 9CEA/DEN/CAD/DTN/STPA/LPCKick off meeting
EFDAEUROPEAN FUSION DEVELOPMENT AGREEMENTEFDAEUROPEAN FUSION DEVELOPMENT AGREEMENTPREPARATION OF FIRST CALCULATION ON HCPB
GEOMETRY DESCRIPTION DOCUMENTS
MUST BE PROVIDED
RADIOACTIVE SPECTRUM MUST
BE DEFINED
0ct. 09 - 2006 10CEA/DEN/CAD/DTN/STPA/LPCKick off meeting
EFDAEUROPEAN FUSION DEVELOPMENT AGREEMENTEFDAEUROPEAN FUSION DEVELOPMENT AGREEMENT
DOSIMETRY CALCULATION
•NEEDED DATA FOR HCPB:
– GEOMETRIES
– SPECIFIC ACTIVITY: NEW VALUES MUST BE PROVIDED (including dosimetric weights)
– SAME DATA THAN LAST YEAR
• EXCEL FILE WITH ALL RN :
– AT SHUTDOWN
– 5 DAYS
– 12 DAYS
– 1 YEAR
• FISPACT OUTPUT FILES COULD BE INTERESTING (with specific filter with 143 RNs)
0ct. 09 - 2006 11CEA/DEN/CAD/DTN/STPA/LPCKick off meeting
EFDAEUROPEAN FUSION DEVELOPMENT AGREEMENTEFDAEUROPEAN FUSION DEVELOPMENT AGREEMENT
CONCLUSION
•CALCULATIONS WILL ALLOW TO RESPOND TO SAFETY CONCERNS AS A CONSERVATIVE APPROACH IS USED
•IT WILL GIVE AN INPUT DATA FOR DESIGN CHECK OF:
– HOTCELLS AND RADWASTE,
– TRANSPORT CASKS, …
•HOWEVER FOR BOTH HCLL AND HCPB THE LEVEL OF ENVELOPS COULD BE DIFFERENT
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