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  • 2015:09 PROSIR - Probabilistic Structural Integrity of a PWR Reactor Pressure Vessel

    1951 kB ... similar shift). These equations are defined below: SSM 2015:09 Page 4 of 36   I 36.5 3.1exp 0.036 55.5c NDTK T RT    (2.1)     2 0.3517.3 1537 0.008 238 0.08 191NDTRT ... 0E-06 1.0E-05 1.0E-04 1.0E-03 1.0E-02 1.0E-01 1.0E+00 3 5 7.5 10 Fluence in 10^23 n/m² P C I Participant 1 Participant 2 Participant 3 Participant 4-1 Participant 4-2 Participant 4-3 Participant...

    Innehållstyp: Dokument
  • 2011:11 Handling Interfaces and Time-varying Properties in Radionuclide Transport Models

    3637 kB ... those of the author/authors and do not necessarily coincide with those of the SSM. SSM 2011:11 i Summary This report documents studies undertaken by Quintessa during 2010 in preparation for the ... 3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 0.1 1 10 100 1000 10000 Pore Velocity (m/y) R e la ti v e I n te rf a c e C o n c e n tr a ti o n Figure 9: Average concentration on the fracture-buffer...

    Innehållstyp: Dokument
  • 2019-12 Radiological risk assessment for the “Radon” type surface disposal facility in Chisinau, Moldova LR

    focused on developing a consensus on the methodological aspects of safety assessment, especially i) specification of the assessment context, ii) description of the waste disposal system, development ... wastes were only thrown in through the opening without special placement measures. Hence Vault I, II and IV could be filled by about 30 m3 of waste each, while Vault III could be filled up by about...

    Innehållstyp: Dokument
  • 2013:08 Licensing of safety critical software for nuclear reactors

    970 ... and demonstrations of safety of software based systems; – as guidance for manufacturers and major I&C suppliers on the international market. SSM 2013:08 Document Structure From the outset, attention ... force’s position on technical positions of mutual interest. * * * SSM 2013:08 SSM 2013:08 I INTRODUCTION All government, – indeed every human benefit and enjoyment, every virtue and every...

    Innehållstyp: Dokument
  • 2018:19 Licensing of safety critical software for nuclear reactors

    1421 kB ... and demonstrations of safety of software based systems; – as guidance for manufacturers and major I&C suppliers on the international market. 10 Document Structure From the outset, attention ... technical reference for future improvements in its own regulatory guidance. * * * 13 I INTRODUCTION All government, – indeed every human benefit and enjoyment, every virtue and every...

    Innehållstyp: Dokument
  • 13_Educating about radiation risks in high schools_Andrzej Wojcik.pdf

    1862 kB ... of what they should do with a positive diagnosis. What is more harmful: uncertaintly about whether I will develop radiation- induced thyroid cancer (low risk) or overdiagnosis (high risk)? Example 2.

    Innehållstyp: Dokument
  • 2011:13 Investigation of Discrete-Fracture Network Conceptual Model Uncertainty at Forsmark

    3825 kB ... of α was adjusted manually to approximately minimize the squared residuals:        i ii xhPxP=r 2 01 2 where: xi = position of the centre of the ith borehole interval (of 1 ...    i iendiplugiusable lll=L where: li = length of the ith deposition tunnel lplug(i) = length reserved for a plug at the entrance to the ith deposition tunnel lend(i) = Minimum...

    Innehållstyp: Dokument
  • Pronouncement concerning licence application under the Act on Nuclear Activities for proposed expanded operations at SFR.pdf

    pointed out by the Authority in the attached review report (Appendix 1). The review report (Part I, section 3.4.4) describes technical issues which SSM considers should be particularly taken into ... closure. For a more detailed line of reasoning relating to the reference design, see Appendix 1, Part I, section 3.1. In the context of the pre-existing facility, SSM exercises regulatory supervision...

    Innehållstyp: Dokument
  • 2010:05 Discrete-Feature Model Implementation of SDM-Site Forsmark

    5319 kB ... deposition-tunnel utilization factor is calculated as:  i iusable, spacingaccept L lN =ε where Naccept is the number of accepted positions and Lusable,i is the "usable" length of the ith deposition tunnel ... segments τi :       i iTiτ i iw r τb Δt= τv Δlτa=F 2  iτ r Δl=L  iτ r Δt=t     iτ iTiτ iwa τb Δl=Δlτa=I 2   iτ iTb Δlτb=I   iτ ic ΔlτT=I SSM 2010:05 15...

    Innehållstyp: Dokument
  • 01:44 Recharge-area Nuclear Waste Repository in Southeastern Sweden (pdf 1,58 Mb)

    Repository in Southeastern Sweden Demonstration of Hydrogeologic Siting Concepts and Techniques Clifford I. Voss Alden M. Provost November 2001 ISSN 1104-1374 ISRN SKI-R--01/44--SE Research SKI perspective ... : 14.9-000152/00034 and 14.9-000152/01267 SKI-perspektiv Bakgrund och syfte En viktig fråga i valet av slutförvarsplats är betydelsen av in- respektive utströmnings- områden och inlands- respektive...

    Innehållstyp: Dokument