Din avgränsning ger 597 träffar.
-
2021:20 Effects of additives on UO2 fuel behavior: expanded edition
SSM perspective Background The Swedish Radiation Safety Authority (SSM) follows the development of nuclear fuel closely. Fuel with additives like chromia and gadolinia is used in Swedish reactors and fuel ... development. This project is an in-depth study of data and models regarding the impact of additives on the properties of uranium dioxide fuel for light water reactors. The report is an update and expansion...
Innehållstyp: Publikationer -
2008:48E Review Statement and Evaluation of the Swedish Nuclear Fuel and Waste Management Co´s (SKB) RD&D Programme 2007
new review, an evaluation is made of the progress of the Swedish nuclear waste programme which is SKB’s responsibility. The company is the most important driving force in all nuclear waste management activities ... nuclear waste issue contains technical, scientific, social science and democratic challenges which are to be handled by SKB. All of these aspects are dealt with in SKI’s statement to the Government even if...
Innehållstyp: Publikationer -
2014:17 Technical Note, Assessment of radiological effects on non-human biota –Main Review Phase
This report presents a review of SKBs assessment of the long-term radiological effects on plants and animals of a deep geological repository as described in SKB report TR-10-08. The SKB report is one of ... any justifiable alternatives were evaluated. A key protection goal of the assessment, as defined by SSM, relates to the value of certain types of species. There appears to have been little ‘special attention’...
Innehållstyp: Publikationer -
2008:23 SKI’s and SSI’s review of SKB’s safety report SR-Can
Nuclear Power Inspectorate’s (SKI) and the Swedish Radiation Protection Authority’s (SSI) joint review of the Swedish Nuclear Fuel & Waste Management Co’s (SKB) safety report SR-Can, on post-closure safety for ... consultation during the site investigation phase and is intended to provide SKB with guidance on the authorities’ expectations on the safety report required for the planned licence application in 2009. The authorities...
Innehållstyp: Publikationer -
2009:07 Dependency Analysis Guidance Nordic/German Working Group on Common Cause Failure analysis
Phase 2 The Regulatory Code SSMFS 2008:1 of Swedish Radiation Safety Authority (SSM) includes requirements regarding the performance of probabilistic safety assessments (PSA), as well as PSA activities ... follow-up of these activities is part of the inspection tasks of SSM. According to the SSMFS 2008:1, the safety analyses shall be based on a systematic identification and evaluation of such events, event...
Innehållstyp: Publikationer -
2014:11 Technical Note, Radionuclide Solubility Limits in SKB’s Safety Case
The Swedish Radiation Safety Authority (SSM) is reviewing a license application, which has been submitted by Svensk Kärnbränslehantering AB (SKB), for a spent nuclear fuel repository at Forsmark. This ... project that forms part of the main phase of SSM’s license application review. The project involved review of reports and independent modelling studies on issues related to the potential solubility of...
Innehållstyp: Publikationer -
2023:14 Effect of gamma-irradiation on the redox states of the structural iron in bentonite clay
SSM perspective Background Bentonite clay is used as buffer and backfill material which form engineered barrier in the spent fuel repository. The buffer material surrounding the copper canister will be ... physicochemical properties of bentonite clay, such as swelling. In this study, the focus is on such radiation effect on compacted bentonite. Results Molecular dynamics simulations show that the water radiolysis...
Innehållstyp: Publikationer -
2015:37 Models for axial relocation of fragmented and pulverized fuel pellets in distending fuel rods and its effects on fuel rod heat load
Modellen införs i SSM:s version av FRAPTRAN-1.5, ett beräkningsprogram avsett för termomekanisk analys av bränslestavar under transienter och olyckor. Lars Olof Jernkvist, Ali R. Massih SSM English Haverifall ... under LOCA och dess effekter på bränslestavens värmebelastning och skadeprocesser. Modellen införs i SSM:s version av FRAPTRAN-1.5, ett beräkningsprogram avsett för termomekanisk analys av bränslestavar under...
Innehållstyp: Publikationer -
2011:19 Experimental evaluation of influence from residual stresses on crack initiation and ductile crack growth at high primary loads
weld-induced residual stresses in some materials, for instance stainless steel welds. The R6-method on the other hand tends to give overly conservative assessment results. The significance of the secondary ... materials within nuclear applications has been studied earlier using an analytical approach by a SSM-financed study (SSM Research Report 2009:27). In that study a deterministic safety evaluation procedure was proposed...
Innehållstyp: Publikationer -
2016:02 Technical Note, An updated review of the creep ductility of copper including the effect of phosphorus
Background The Swedish Radiation Safety Authority (SSM) reviews the Swedish Nuclear Fuel Company’s (SKB) applications under the Act on Nuclear Activities (SFS 1984:3) for the construction and operation ... As part of the review, SSM commissions consultants to carry out work in order to obtain information on specific issues. The results from the consultants’ tasks are reported in SSM’s Technical Note series...
Innehållstyp: Publikationer