Used Fuel Disposition R&D Documents

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January 30, 2017
Proceedings of the 7th US/German Workshop on Salt Repository Research, Design, and Operation

The 7th US/German Workshop on Salt Repository Research, Design, and Operation was held in Washington, DC on September 7-9, 2016.  Fundamental...

September 30, 2016
Status of Progress Made Toward Preliminary Design Concepts for the Inventory in Select Media for DOE-Managed HLW/SNF

The report presents status and progress for preliminary design concepts and thermal analysis for crystalline and salt host media. The report...

September 29, 2016
Thermal Modeling of a Loaded Magnastor Storage System At Catawba Nuclear Station

The report documents the analysis of the NAC International, Inc. (NAC) Modular, Advanced Generation, Nuclear All-purpose STORage (MAGNASTOR) module...

September 23, 2016
The On-line Waste Library (OWL): Usage and Inventory Status Report

This report provides a status of the work to assess the information needs for evaluating the safety of defense waste repository considering both...

September 23, 2016
International Collaboration Activities in Different Geologic Disposal Environments

In an effort coordinated by Lawrence Berkeley National Laboratory, UNFD / Used Nuclear Fuel Disposition team has advanced active collaboration with...

September 21, 2016
Used Fuel Disposition in Crystalline Rocks: FY16 Progress Report

The objective of the Crystalline Disposal R&D is to advance our understanding of long-term disposal of used fuel in crystalline rocks and to...

September 15, 2016
Evaluation of Used Nuclear Fuel Disposition in Clay-Bearing Rocks

The report describes the ongoing disposal R&D efforts on the advancement and refinement of coupled Thermal-Hydrological-Mechanical-Chemical ...

September 15, 2016
FY 2016 Status Report: Documentation of all CIRFT Data Including Hydride Reorientation Tests

The report provides a detailed description of fiscal year (FY) 2015 test result corrections and analysis updates based on FY 2016 updates to the...

September 10, 2016
Effects of Lower Drying-Storage Temperature on the Ductility of High-Burnup PWR Cladding

The purpose of this research effort is to determine the effects of canister and/or cask drying and storage on radial hydride precipitation in, and...

June 30, 2016
Final Report: Characterization of Canister Mock-up Weld Residual Stress

The goal of the described work is to determine the stress states that exist at various locations within a typical storage canister by evaluating...

April 29, 2016
High Burnup Spent Fuel Data Project: Sister Rod Test Plan Overview

This project obtains data to support the enhancement of the technical bases for the extended storage and transportation of high burnup (HBU) (>...

January 31, 2016
Proceedings of the 6th US/German Workshop on Salt Repository Research, Design and Operations

The 6th US/German Workshop on Salt Repository Research, Design, and Operation

September 22, 2015
Application of Generic Disposal System Models

Two of the high priorities for UFDC disposal R&D are design concept development and disposal system modeling; these are directly addressed in...

September 4, 2015
FY2015 Status Report: CIRFT Testing of High-Burnup Used Nuclear Fuel Rods from Pressurized Water Reactor and BWR Environments

High-burnup spent nuclear fuel cladding has a significant amount of microcracks and hydrides which will reduce the stress intensity required for...

August 28, 2015
Effects of Lower Drying-Storage Temperatures on the DBTT of High Burnup PWR Cladding

The purpose of the research effort is to determine the effects of canister and/or cask drying and storage on radial hydride precipitation in, and...

August 21, 2015
Disposal in Crystalline Rocks: FY’15 Progress Report

The objective of the Crystalline Disposal R&D Work Package is to advance our understanding of long-term disposal of used fuel in crystalline...

August 21, 2015
Status Report: Characterization of Weld Residual Stresses on Full Diameter SNF Interim Storage Canister Mockup

The goal of work described in this document is to assess the effects of the manufacturing process on canister performance by evaluating the...

May 22, 2015
Evaluation for the Frequency of Gas Sampling for the High Burnup Confirmation Data Project

The report provides a technically based gas sampling frequency strategy for the High-Burnup (HBU) Confirmatory Data Project.  The evaluation of 1)...

May 15, 2015
Summary of Investigations on Technical Feasibility of Direct Disposal of Dual-Purpose Canisters R1

This study has evaluated the technical feasibility of direct disposal in a geologic repository, of commercial spent nuclear fuel (SNF) in dual...

April 30, 2015
Test Proposal Document for Phased Field Thermal Testing in Salt

The document summarizes how a new round of staged thermal field testing will help to augment the safety case for disposal of heat generating...

September 26, 2014
Results of Stainless Steel Canister Corrosion Studies and Environmental Sample Investigations.

This report documents experimental work evaluating localized corrosion of container and canister materials performed at Sandia National...

September 26, 2014
Used Fuel Disposal in Crystalline Rocks: Status and FY14 Progress

The objective of the Crystalline Disposal R&D work is to advance our understanding of long-term disposal of used fuel in crystalline rocks and...

September 26, 2014
FY14 Status Report: CIRFT Testing Results on High Burnup UNF

This report provides a status of the performance of a systematic study of used nuclear fuel (UNF, also known as “spent nuclear fuel” [SNF])...

September 26, 2014
Effects of Multiple Drying Cycles on HBU PWR Cladding Alloys

The purpose of this research effort is to determine the effects of canister/cask vacuum drying and storage on radial hydride precipitation in high...

September 26, 2014
International Collaboration Activities in Different Geologic Disposal Environments

This report describes the current status of international collaboration regarding geologic disposal research in the Used Fuel Disposition (UFD)...