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  • 2014:54 Technical Note, Further Modelling Comparison of Simple Reference Biosphere Models with the LDF Modelling Approach – Main Review Phase

    This Technical Note describes further use of simple reference biosphere models for SSM’s review of the Landscape Dose Factor (LDF) approach adopted by SKB in the SR‑Site safety assessment for the proposed final disposal of spent nuclear fuel at the Forsmark site. Simple biosphere models for the Forsmark site under temperate climate conditions were previously developed for SSM’s review and are...

    Innehållstyp: Publikationer
  • 2014:58 Technical Note, Rock Mechanics - Assessing probability and extent of blind faults and fault-end growth around the KBS-3 repository at Forsmark – Main Review Phase

    To get a general understanding of the stability conditions of the fault and deformation zone inventory at Forsmark a reactivation potential analysis was carried out. At present-day stress conditions the deformation zones are stable and show no large deformations or detected seismicity. Any changes in stress, and in particular increase of differential stress on deformation zones, might cause...

    Innehållstyp: Publikationer
  • 2014:47 Technical Note, Assessment of groundwater salinity evolution at repository depth and especially the impact of dilute water infiltration

    Groundwater compositions entering deposition holes in the repository will be progressively diluted over time because of expected changes of topographic and climatic conditions at Forsmark. This is a long-term safety issue because very dilute water could destabilise compacted bentonite and erode buffer, leading to advective movement of sulphide-containing water to the canister surface. SKB’s...

    Innehållstyp: Publikationer
  • 2014:44 Technical Note, Independent evaluation of the number of critical canister positions in the KBS-3 repository at Forsmark – Main Review Phase

    Independent calculations were carried out to estimate Ncrit, the number of canisters in critical positions that can be expected in the proposed repository at Forsmark, based on statistical simulations of SKB's geological discrete-fracture network (Geo-DFN) models, and taking into account SKB's full-perimeter criterion (FPC) and extended full-perimeter criterion (EFPC) to screen out...

    Innehållstyp: Publikationer
  • 2014:46 Technical Note, QA in SKB’s Groundwater Flow Modelling

    The general objective of the project is to provide review comments on SKB’s postclosure safety analysis, SR-Site, for the proposed repository at Forsmark. The specific objective is to get an understanding and an assessment of SKB’s quality assurance of the groundwater flow modelling in connection to SR-Site. The reliability of the results of the groundwater flow modelling depends inter alia...

    Innehållstyp: Publikationer
  • Beställning av jämförelsemätning för radon i vatten

    Taxa för analyser av prover: radon i vatten Ett (1) prov, gammamätning 3 750 kronor Flera prover (1-5 stycken), vätskescintillationsmätning 3 750 kronor Du behöver Adobe Acrobat Reader för att kunna läsa och fylla i PDF-blanketter. SSM Svenska Taxa för analyser av prover: radon i vatten Ett (1) prov, gammamätning 3 750 kronor Flera prover (1-5 stycken),...

    Innehållstyp: Publikationer
  • 2014:45 Att göra det osynliga synligt

    Studien syftar till att beskriva hur attityder, normer och värderingar påverkar röntgensjuksköterskors och radiologers beslut och genomförande kring olika aspekter av strålskydd till patient och personal och hur de uppfattar strålskyddsorganisationen kring den dagliga verksamheten. Studien påvisar att både radiologer och röntgensjuksköterskor...

    Innehållstyp: Publikationer
  • 2014:42 Utbildning och kompetens inom strålskydd hos olika funktioner som deltar vid eller påverkar medicinska bestrålningar

    Sammanfattningsvis pekar utredningen på att det finns ett antal områden där Sverige måste genomföra åtgärder för att EU-direktivet ska anses uppfyllt när det gäller kompetenskraven för medicinska bestrålningar. Åtgärderna omfattar såväl vårdyrkesutbildningarnas grundutbildningar som vidareutbildningar och fortbildningar.

    Innehållstyp: Publikationer
  • 2014:21 Effects of additives on uranium dioxide fuel behavior

    This report will form a basis for the reviews that SSM does when the license holders applies for use of nuclear fuel with additives. The report is also intended as a reference to the models that Quantum Technologies AB has developed. The report and the models will be a valuable source of information for SSM and other parties when discussing the performance of doped fuel. Ali Massih SSM...

    Innehållstyp: Publikationer
  • 2014:04 Global Non-proliferation ‘Clubs’ vs. the NPT

    The study analyses the relationship between the Nuclear Non-Proliferation Treaty, NPT and various initiatives and institutions (‘clubs’) based outside the NPT framework, which aims to improve and strengthen the Treaty. The study identifies conflicts and possible synergies and proposes options for developing and improving the interaction between the NPT and ‘clubs’ in order to increase the...

    Innehållstyp: Publikationer