Criticality safety comparisons of spent fuel facility concepts

  • 15 Pages
  • 3.25 MB
  • English
Dept. of Energy, Pacific Northwest Laboratory, for sale by the National Technical Information Service] , Richland, Wash, [Springfield, Va
Reactor fuel reprocessing, Criticality (Nuclear enginee
StatementS. W. Heaberlin, G. P. Selby
SeriesPNL ; 2590
ContributionsSelby, G. P., joint author, Pacific Northwest Laboratory, United States. Dept. of Energy
The Physical Object
Paginationv, 15, [9] leaves :
ID Numbers
Open LibraryOL14882211M

Get this from a library.

Description Criticality safety comparisons of spent fuel facility concepts EPUB

Criticality safety comparisons of spent fuel facility concepts. [S W Heaberlin; G P Selby; Pacific Northwest Laboratory.; United States. Department of Energy.]. Monte Carlo criticality safety and sensitivity calculations of pressurized water reactor (PWR) spent nuclear fuel repository facilities for the Slovenian nuclear power plant Krsko are presented.

CRITICALITY SAFETY ANALYSIS OF THE DESIGN OF SPENT FUEL CASK, ITS MANIPULATION AND PLACEMENT IN A LONG-TERM STORAGE Mosebetsi J Leotlela A thesis submitted to the Faculty of Science, University of the Witwatersrand, Johannesburg in fulfilment of the requirements for the degree of Doctor of Philosophy.

Johannesburg, Criticality Safety Across the Fuel Cycle - a Review of Key Issues and Serco Experience Page 5 of 12 administrative arrangements to ensure the control parameters above are maintained under normal and accident conditions.

Burn-up Credit In principle it is possible to take advantage of a potential reduction in spent fuel k eff relative to. STANDARD PROBLEM EXERCISE ON CRITICALITY CODES FOR SPENT LWR FUEL TRANSPORT CONTAINERS by a CSNI Group of Experts on Nuclear Criticality Safety Computations FINAL REPORT May Edited and Published by Oak Ridge National Laboratory Oak Ridge, Tennessee U.

operated by Union Carbide Corporation, Nuclear Division for the. Safety Guides which treat the subject of spent fuel storage at interim spent fuel storage facilities, namely, Design of Spent Fuel Storage Facilities [1] and Operation of Spent Fuel Storage Facilities [2].

OBJECTIVE The purpose of this Safety Practice is to provide details on how to assess and document the safety of a spent fuel storage File Size: 3MB. Spent Fuel and Radioactive Waste Information System (SRIS) Nuclear Data Services (NDS) Criticality Safety in the Handling of Fissile Material, IAEA Safety Standards Series No.

SSG, IAEA, Vienna (). Approaches to Safety Evaluation of New and Existing Research Reactor Facilities in Relation to External Events.

International Criticality Safety Benchmark Evaluation Project (ICSBEP) ICSBEP Handbook edition and availability. The International Criticality Safety Benchmark Evaluation Project (ICSBEP) Handbook contains criticality safety benchmark specifications that have been derived from experiments that were performed at various critical facilities around the world.

9 Symposium on Nuclear Data, JAERI, Tokai, Nov, Criticality Safety Design Criteria(1) The Most Common: Criterion k-eff. An International Conference on Storage of Spent Fuel from Power Reactors was held in Vienna from 2 to 6 June The conference was organized by the International Atomic Energy Agency in co-operation with the OECD Nuclear Energy Agency.

The conference gave an opportunity to exchange information on the state of the art andFile Size: 4MB. CRITICALITY SAFETY ACROSS THE FUEL CYCLE A Review of Key Issues and Serco Experience ICNCEdinburgh, 19 - 22 September The demonstration of criticality safety for many fuel cycle operations and facilities over the lifetimes of the facilities is a COSR safety case production for major facilities.

Criticality safety case Size: KB. Nuclear criticality safety is the prevention of nuclear chain reactions in fissile materials outside of reactors. This book presents the underlying principles of nuclear criticality safety theory along with descriptions of the principal methods currently used and their in-plant applications.

Exercises are provided at the end of each chapter to increase understanding of the text. Credibility of Rapid Transient Criticality Following Geological Disposal of MOX, New Build, Metallic and Exotic Spent Fuel.

T.W. Hicks, S. Doudou and T.D. Baldwin. 9 March Galson S C I E N C E S L T D. 5 Grosvenor House, Melton Road, Oakham, Rutland LE15 6AX, UK Tel: +44 () Fax: +44 () RWM’s preferred solutions for demonstrating criticality safety of spent fuel the transport and disposal (and the supporting safety arguments and evidence) and to set out the components of scoping-level criticality safety assessments for each phase of spent fuel management.

The criticality safety of the spent fuel storage was calculated using validated codes for designing criticality safety as WIMS-5 and MCNP-5 codes. The behavior of the spent nuclear fuel at wet storage using burn-up credit methodology was applied and achieving safety criteria of sub-criticality during the lifetime of the spent fuel by: 4.


GSR Part 4 STI/PUB/ (56 pp.; ). The focus is on deep geological disposal, appropriate for the disposal of spent nuclear fuel (SNF), reprocessed high-level waste (HLW), and long-lived, intermediate level waste (LL/ILW). Many of the principles discussed here, however, equally apply to near-surface disposal of lower activity wastes.

Criticality safety personnel must demonstrate a familiarity level knowledge of the Price-Anderson Amendments Act of and its impact on DOE criticality safety activities.

Criticality safety system personnel must demonstrate a familiarity level knowledge of. abstractNote = {The final safety analysis report (FSAR) or the safety analysis report (SAR) for a particular spent nuclear fuel (SNF) cask system documents models and calculations used to demonstrate that a system meets the regulatory requirements under all normal, off-normal, and accident conditions of spent fuel storage, and normal and accident conditions of transportation.

Cooling of fuel has just a minor effect on the criticality of spent fuel pool and can be neglected in spent fuel pool design. 1 INTRODUCTION So far the burnup credit criticality safety analyses for spent fuel facilities have been done for power reactor fuel only, because of their close to maximum spent fuel pool storage capacities [1, 2].

Nuclear Criticality Safety What are important concepts in NCS. Examples of important concepts in NCS for fuel cycle facilities: What does the goal of zero accidental criticalities mean?: • No nuclear fission chain reactions • Facility operations must be subcritical during both normal and credible abnormal operations, thus effective neutron.

Criticality is an important nuclear safety hazard in plants where fissile material is processed (this includes fuel manufacture), handled or stored (but is also an important consideration during defuel/refuel operations on nuclear reactor plant).File Size: KB.

N* -Reactor Components, Fuels & Accessories; N - Chemistry-Radiochemistry & Nuclear Chemistry-Reactor Fuel Processing; N -Engineering-Radioactive Material Handling; CRITICALITY; DIAGRAMS; FUELS; REPROCESSING; STORAGE; TABLES; TRANSPORT; CRITICALITY/book: Criticality Handbook.

Volume II; REACTOR FUELS/processing of, criticality. This report provides recommendations on preparing the criticality safety section of an application for approval of a transportation package containing fissile material.

This report was prepared in consultation with the staff of the Spent Fuel Project Office of the U.S. Nuclear Regulatory Commission (NRC).File Size: 1MB.

The Nuclear Facility Safety Program establishes and maintains the DOE requirements for nuclear criticality safety.

Download Criticality safety comparisons of spent fuel facility concepts FB2

The DOE detailed requirements for criticality safety are contained in Section of the DOE OrderFacility Safety.

Criticality safety requirements are based on the documented safety analysis required by 10 CFRSubpart B. The criticality safety of the copper/iron canisters developed for the final disposal of the Finnish spent fuel has been studied with the MCNP4B code based on the Monte Carlo technique.

Two rather similar types of spent fuel disposal canisters have been studied. Safe and efficient storage of spent fuel elements is an impor-tant aspect of the safety and economy of nuclear reactors.

In this paper the criticality of spent fuel storage pools for Etrr_1 and Etrr_2 Egyptian research reactors was studied primarily for oper-ational conditions.

Details Criticality safety comparisons of spent fuel facility concepts EPUB

Besides, several lattice parameters were File Size: KB. Analysis to show criticality safety in accordance with regulatory requirements of PWR spent fuel storage was carried out. 10CFR “Criteria for nuclear criticality safety” and the.

§ Criteria for nuclear criticality safety. (a) Design for criticality fuel handling, packaging, transfer, and storage systems must be designed to be maintained subcritical and to ensure that, before a nuclear criticality accident is possible, at least two unlikely, independent, and concurrent or sequential changes have occurred in the conditions essential to nuclear.

This paper discusses operational and criticality safety experience associated with the Idaho National Laboratory Fuel Conditioning Facility which uses a pyrometallurgical process to treat spent fast reactor metallic : Chad Pope.

safety considerations. Use of this book is not intended to replace final analysis of problems by a qualified criticality safety specialist, but it should permit greater freedom in preliminary studies.

The mere existence of a fissile material in quantities greater than a minimum critical mass creates some finite risk that criticality will Size: 8MB.Spent fuel storage has become an important component of spent fuel management options. As storage durations increase, spent fuel performance is a critical issue.

This publication presents the results of an IAEA coordinated research project on this topic and contains useful information on the integrity and degradation of spent fuel during storage.A spent fuel pool criticality could not occur because the racks’ geometry precluded fuel assemblies from being stored close enough to form a critical mass.

Fig. 3 (Source: NRC) When the federal government banned reprocessing of spent fuel and failed to provide a repository for spent fuel disposal, spent fuel had no place to go.