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Din avgränsning ger 74 träffar.

• 2007:02e Radiation Environment in Sweden, summary

  The radiation environment to which the population of Sweden is exposed ... occurring radionuclides in drinking water. The full report is available in Swedish: 2007:02 Strålmiljön i Sverige SSI English The radiation environment to which the population of Sweden is exposed is dominated ... occurring radionuclides in drinking water. The full report is available in Swedish: 2007:02 Strålmiljön i Sverige...

  Innehållstyp: Publikationer

• 2007:37 Identification of Common Cause Initiating Events Using the NEA IRS Database

  01 januari 2007

  the disturbances. Such events are often traced back to support systems, electrical distribution and I&C systems, secondary impact (pipe breaks), etc. Those are the areas where today’s plants may still ... project - The most important contributors of this type are electrical power supply systems and I&C systems. One of the mechanisms contributing to the degradation of the in-house electrical power supply...

  Innehållstyp: Dokument

• 2007:13 Dosimetry audit on the accuracy of Ir-192 brachytherapy source strength determinations in Sweden

  01 november 2007

  453 kB ... Åsa Carlsson Tedgren SSI Rapport 2007:13 Rapport från Statens strålskyddsinstitut tillgänglig i sin helhet via www.ssi.se Ultraviolet, solar and optical radiation Ultraviolet radiation from ... do not necessarily coincide with those of the SSI. Författarna svarar själva för innehållet i rapporten. edItorS / redaktörer : Åsa Carlsson Tedgren tItle / tItel: Dosimetry audit on the accuracy...

  Innehållstyp: Dokument

• 2007:03 Variability and Uncertainties of Key Hydrochemical Parameters for SKB Sites

  01 januari 2007

  PHREEQCI program was used for two purposes connected with uncertainties in key hydrochemical parameters: (i) to adjust pH to compensate for CO2 outgassing on the basis of an assumption that in situ groundwater ... of geochemical modelling uncertainties. Some of the conclusions from geochemical modelling are: (i) pH data, when adjusted to compensate for CO2 outgassing, are typically 0.2 to 0.4 pH units lower than...

  Innehållstyp: Dokument

• 2007:15 Evaluation of the FRAPTRAN -1.3 Computer Cod

  mechanical interaction. Two models exist for computation of high-temperature clad oxidation under LOCA (i) the Baker-Just model for licensing calculations and (ii) the Cathcart-Pawel model for best-estimate ... mechanical interaction. Two models exist for computation of high-temperature clad oxidation under LOCA (i) the Baker-Just model for licensing calculations and (ii) the Cathcart-Pawel model for best-estimate...

  Innehållstyp: Publikationer

• 2008:30 A model for fission gas release from mixed oxide nuclear fuel

  13 december 2007

  1299 kB ... those of the author/authors and do not necessarily coincide with those of the SKI. I List of contents Summary.............................................................. ... med beaktande av skillnader i isotopsammansättning, fissionstäthet och utbränning mellan materialets två faser. Mekanismerna för gasfrigörelse antas emellertid vara desamma i agglomerat och matris, och...

  Innehållstyp: Dokument

• 2007:15 Evaluation of the FRAPTRAN -1.3 Computer Cod

  01 januari 2007

  are those of the author/authors and do not necessarily coincide with those of the SKI. I List of contents Summary ........................................................................ ... mechanical interaction. Two models exist for computation of high-temperature clad oxidation under LOCA (i) the Baker-Just model for licensing calculations and (ii) the Cathcart-Pawel model for best-estimate...

  Innehållstyp: Dokument

• 2007:23 On Safety Management, A Frame of Reference for Studies of Safety Management with Examples From Non-Nuclear Contexts of Relevance for Nuclear Safety

  01 januari 2007

  kärnkraftsindustrin. I denna interrimrapport presenteras först ett teoretiskt ramverk för studiet av säkerhetshantering generellt. Därefter redovisas tre kapitel med fallstudier om säkerhetshantering i olika icke- ... icke- nukleära verksamheter med potentiell relevans för kärnkraftssäkerheten. Kapitlen är skrivna i form av separata rapporter och kan följaktligen läsas oberoende av varandra. Kärnkraftsindustrin har...

  Innehållstyp: Dokument

• 2007:43 ProLBB - A Probabilistic Approach to LeakBefore Break Demonstration

  20 november 2007

  N deterministic simulations and for every simulation checks if the component analysed has failed (i. e. if 0g X ). The number of failures is FN , and an estimate of the mean probability of failure ... First, one transforms all the variables into equivalent normal variables in standard normal space (i. e. with mean = 0 and standard deviation = 1). This means that the original limit state surface...

  Innehållstyp: Dokument

• 2007:08 DECOVALEX-THMC - Task B

  01 januari 2007

  parameters, and if so, for Mode I (tensile) fracture growth only. This contribution explains the new experimental procedures developed to determine A and n for Mode I and Mode II by means of a statistical ... that a saline solution makes the rock specimens softer and more ductile, i.e. tending towards Class I behaviour. The increase in salinity of the pore water seems to lead to lower strength and stiffness...

  Innehållstyp: Dokument