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  • 2015:48 Technical Note, Supplementary review of SKB’s further RFI response

    Bakgrund Strålsäkerhetsmyndigheten (SSM) granskar Svensk Kärnbränslehantering AB:s (SKB) ansökningar enligt lagen (1984:3) om kärnteknisk verksamhet om uppförande, innehav och drift av ett slutförvar för ... inkapslingsanläggning. Som en del i granskningen ger SSM konsulter uppdrag för att inhämta information och göra expertbedömningar i avgränsade frågor. I SSM:s Technical note-serie rapporteras resultaten från...

    Innehållstyp: Publikationer
  • 2021:09 Mechanisms important for material modelling in weld residual stress analysis

    SSM perspective Background The prediction of weld residual stresses (WRS) is very complex as many mechanisms and phenomena influence the development of WRS during welding. For accurate prediction, the ... weldment constituents. For example, selection of a material model should only depend on material behaviour and not on other parameters, mechanisms or modelling techniques. Thus, before constitutive models...

    Innehållstyp: Publikationer
  • 2010:43 Displacement along extensive deformation zones at the two SKB sites: Forsmark and Laxemar

    Precambrian denudation surface; the sub-Cambrian peneplain. Palaeozoic and younger sediments were deposited on the peneplain, but these sediments have been removed from most areas that now form the mainland of ... used in this report to complement the structural observations made at sites located on the mainland, giving information on displacement along faults. For construction of a geological repository for disposal...

    Innehållstyp: Publikationer
  • 2018:18 Procedure for Safety Assessment of Components with Defects

    – Handbook Edition 5 Background SSM and the Swedish nuclear power plant owners have financed Kiwa Inspecta Technology in Sweden to develop a new version of the handbook for assessment of defects. This ... update of the former fracture mechanics handbook that was published at SSM as Research 2008:01. The procedure in the handbook is based on the British R6-method where the failure mechanisms fracture and plastic...

    Innehållstyp: Publikationer
  • 2021:05 Cladding tube rupture under LOCA: Data and models for rupture opening size

    SSM perspective Background The Swedish Radiation Safety Authority (SSM) follows the research on fuel performance closely. One aspect that is currently being studied in several research projects is the ... risk of release of fragmented fuel into the primary coolant in case of an accident. This risk depends on complex conditions were one is the possibility and size of a rupture of the fuel rod cladding tube...

    Innehållstyp: Publikationer
  • 2017:02 Slow strain rate testing of copper in sulfide rich chloride containing deoxygenated water at 90 °C

    conducted to a certain level of strain where after presence of cracking on the specimen surface were evaluated. Results Based on the results in this study, SCC in oxygen free copper material intended for ... threshold value of approximately 160 MPa. At lower sulfide concentration (~1·10−4 M), no SCC was observed on specimens. To some degree these results are consistent with other results found in the literature,...

    Innehållstyp: Publikationer
  • 2012:49 Hydrogeological characteristics of sites for low- and intermediate-level waste disposal

    the magnitude and anisotropy of effective hydraulic conductivity on various scales. However, prediction of the consequences is dependent on complex fracture-network models, and these have not been presented ... than the Forsmark-SFR site; however, estimates are within roughly an order of magnitude. Joel Geier SSM English The Forsmark area with its selected two sites and the Laxemar-Simpevarp area with its two sites...

    Innehållstyp: Publikationer
  • 2017:19 Numerical simulations of headed anchors break in reinforced and non-reinforced concrete structures, Phase 2

    ASCI 349-06 code opens up for a more detailed analysis where the beneficial impact of reinforcement on anchor capacity can be taken into account. How this analysis can be done is, however, not explicitly ... fill this gap. Inspecta Nuclear AB and Scanscot Technology AB have, in a previous work funded by SSM (SSM 2013: 27), studied the possibility to transfer mechanical loads from embedded anchors to the concrete...

    Innehållstyp: Publikationer
  • 2005:05 Review of SKB's Code Documentation and Testing

    T.W. Hicks SKI English...

    Innehållstyp: Publikationer
  • 99:53 Kommentarer från SKI:s granskning av O3 PSA

    Michael Knochenhauer , Torbjörn Andersson SKI Svenska...

    Innehållstyp: Publikationer