ML23283A142

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Enclosure 1: Open Session Presentation Slides for New Powder Container Meeting (Non-Proprietary)
ML23283A142
Person / Time
Site: 07109294
Issue date: 10/10/2023
From:
Global Nuclear Fuel
To:
Office of Nuclear Material Safety and Safeguards
Shared Package
ML23283A139 List:
References
M230133
Download: ML23283A142 (1)


Text

ENCLOSURE 1 M230133 Open Session Presentation Slides for New Powder Container Meeting Non-Proprietary Information

Discussion with the NRC:

NPC Package Revised Technical Basis to Support 8 wt.% U-235 Presentation confidentiality disclosure.

1 October 24, 2023 Non-Proprietary Information

GEH PROPRIETARY INFORMATION NON-PUBLIC

  • Overview of the New Powder Container (NPC) package
  • Overview of NPC package analysis assumptions
  • Review the results of the certification testing
  • Overview of proposed changes to the NPC package criticality analysis assumptions
  • Review of initial scoping results 2

Agenda Non-Proprietary Information

GEH PROPRIETARY INFORMATION NON-PUBLIC Purpose A. Provide technical basis for the proposed changes to the criticality analysis of the NPC package:

1.

Increase fissile material enrichment limitation to 8 wt.% U-235 2.

Adjust USL and benchmarking 3.

Credit certification test results for limited moderator intrusion B. Items not changing from approved USA/9294/AF-96 (CoC) 1.

Maintain content limitation of 540 kg net per NPC package and Criticality Safety Index (CSI) of 0.7 2.

No package or hardware modifications 3.

Uranium compositions unchanged 3

Non-Proprietary Information

Overview of NPC Package Presentation confidentiality disclosure.

4 Non-Proprietary Information

General Information - NEDO-33881 Revision 7

  • NRC approved for Type A fissile material up to 5 wt.% U-235
  • Stainless Steel (SS) Outer Container Assembly (OCA) body and lid
  • Ceramic fiber and polyurethane insulation
  • Nine SS Inner Containment Canister Assemblies (ICCAs)
  • ICCAs sealed with rubber gasketed SS lid
  • Each ICCA wrapped with 20-mil cadmium sheet and 15-mil high density polyethylene 5

Non-Proprietary Information

GEH PROPRIETARY INFORMATION NON-PUBLIC END OF OPEN SESSION Non-Proprietary Information