ML24304A833
| ML24304A833 | |
| Person / Time | |
|---|---|
| Site: | 07109309 |
| Issue date: | 10/30/2024 |
| From: | Global Nuclear Fuel |
| To: | Office of Nuclear Material Safety and Safeguards |
| Shared Package | |
| ML24304A828 | List: |
| References | |
| M240233 | |
| Download: ML24304A833 (1) | |
Text
ENCLOSURE 3 M240233 Closed Session Presentation Slides for RAJ-II Meeting Non-Proprietary Information INFORMATION NOTICE is a non-proprietary version of Enclosure 2, which has the proprietary information removed. Portions that have been removed are indicated by open and closed double brackets as shown here (( )).
SHIPMENT OF LEAD USE ASSEMBLIES IN THE RAJ-II PACKAGE Presentation to the NRC November 13, 2024 Non-Proprietary Information
START OF CLOSED SESSION Non-Proprietary Information
PROPRIETARY OVERVIEW OF THE LUA DESIGN Non-Proprietary Information
Expected Benefits / Targets
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4 GNF 11x11 Design Overview Design Objectives
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Key Features
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5 GNF 11x11 LUA vs GNF 10x10 Comparison Component GNF 11x11 LUA GNF 10x10 (GNF3)
Fuel Lattice
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Fuel Rods Fuel Pellets Water Rod Tie Plates Spacers Channel
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COMPARISON OF THE LUA DESIGN TO THE CURRENT RAJ-II COC Non-Proprietary Information
7 LUA Transportation Impact on RAJ-II CoC Parameters
- No changes to maximum payload weight
- No changes to the RAJ-II packaging design drawings.
- No changes to maximum allowed authorized concentrations Non-Proprietary Information
8 LUA Transportation Impact on RAJ-II CoC Parameters The 11x11 design is a new category of contents, but is most closely related to the GNF 10x10 design of CoC Table 3 (235U Pellet Enrichment 5.0 wt%)
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Parameters Outside CoC Rev 14 Limits Parameter CoC Rev 14 LUA Affected Area Fuel Assembly Type GNF 10x10 GNF 11x11 Structural, Thermal, Containment, Criticality Number of Fuel Rods91-100
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Structural, Containment, Criticality Fuel Rod OD 1.010 cm Criticality, Structural, Thermal Partial Length Fuel Rods 16 Criticality Gadolinia Requirements
@ wt% Gd2O3
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Criticality Non-Proprietary Information
LETTER AUTHORIZATION SAR CONTENTS Non-Proprietary Information
10 Letter Authorization Request General Approach The Letter Authorization request will analyze the 11x11 fuel design Analyses will compare performance against established packaging performance SAR Chapter Disposition Approach Chapter 1 - General Information Packaging and contents description Chapter 2 - Structural Evaluation Analytical demonstration of package performance within full-scale certification test bases, (( ))
Chapter 3 - Thermal Evaluation Analytical demonstration of containment integrity at 10 CFR §71.71 and §71.73 conditions Chapter 4 - Containment Analytical demonstration of compliance with 10 CFR
§71.51 allowable release rates Chapter 5 - Shielding Evaluation No impact Chapter 6 - Criticality Evaluation Analytical demonstration of subcriticality through 10 CFR
§71.71 and §71.73 conditions Chapter 7 - Package Operations No impact Chapter 8 - Maintenance No impact Non-Proprietary Information
11 LUA Impact on RAJ-II SAR
- Letter Authorization request will be based on specific LUA design via engineering analysis. ((
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12 LUA Impact on RAJ-II SAR:
Subsequent Full Authorization of 11x11 Contents
- Letter Authorization request will be followed by a revision to the SAR and CoC to fully authorize GNF 11x11 fuel.
- SAR revision will be largely supported by information provided in the Letter Authorization Request
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GNF SCHEDULE REQUESTS Non-Proprietary Information
14 Requested Timeline
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- What is the most efficient way to license subsequent infrequent LUA shipments?
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Presentation Acronyms CoC Certificate of Compliance CFR Code of Federal Regulations CPR Critical Power Ratio GNF Global Nuclear Fuel IC Inner Container LUA Lead Use Assembly NRC Nuclear Regulatory Commission OC Outer Container OD Outer Diameter SAR Safety Analysis Report SS Stainless Steel TBD To Be Determined T-M Thermal-Mechanical U
Uranium Non-Proprietary Information