Visar 3307 sökträffar på ”Mätningar i skolmiljö”
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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 -
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 -
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 -
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 -
2009:33 Workshop on spent fuel performance, radionuclide chemistry and geosphere transport parameters, Lidingö 2008: Overview and evaluation of recent SKB procedures
buffer loss immediately, with results similar to the main scenario. While in previous assessments, I-129 was the dominant radionu- clide, the current safety assessment results indicated that Ra-226 is ... implanted with iodine (I-127) of 800 keV at fluences of 1011and 1012 at/cm2. Samples were irradiated under various conditions in order to simu- late the mobility of atoms due to (i) ballistic collisions...
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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.
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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...
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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...
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2010:08 Development of COLLAGE 3
3851 kB ... COLLAGE 2 plus are also known to be important. This report has been produced with the aims of i. assessing how the COLLAGE 2 conceptual model could in- corporate the newly identified FEPs, ii. ... of the porous medium. The two alternative expressions for straining rate in a porous medium are: (i) from Xu et al. (2006): SC k t Sρ o b exp (2.8) in which ok and...
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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