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Din avgränsning ger 155 träffar.

• 02:4 Qualification of Electrical Components in Nuclear Power Plants. Management of Ageing

  24 november 2021

  was finished and reported in Swedish in a limited publication 2000, Ingemansson Rappo1t H-14061-r-I. As the performed work was regarded to be of more general interest it is published again as a research ... for the project at lngemansson Technology AB, have also been members of the steering committee. I 2 Contents 1 Introduction .................................... , ........................

  Innehållstyp: Dokument

• 2021:04 Calibration of models for cladding tube high-temperature creep and rupture in the FRAPTRAN-QT-1.5 program

  16 september 2021

  A.2.2 KfK-83(F) test series . . . . . . . . . . . . . . . . . . . . . . . . . . . 37 A.2.3 KfK-83(I) test series . . . . . . . . . . . . . . . . . . . . . . . . . . . 38 A.2.4 KfK-88(C) test series ... test series . . . . . . . . . . . . . . . . . . . . . . . . . . 44 B Model-data comparisons 45 I II Summary This report presents an integral calibration of models for high-temperature behaviour...

  Innehållstyp: Dokument

• 2021:01 In situ NMR condition monitoring of cable insulations in Nuclear Power Plants

  23 september 2021

  analysmetod för utvärdering av kablar i svenska kärnkraftverk. Kablar är bland de vanligaste komponenterna i ett kärnkraftverk och måste fungera under normal drift och i händelse av en olycka. Därför finns ... utfört omfattande simuleringar inom Comsol Multiphysics för att utvärdera olika prototypkonstruktioner. I alla simuleringar antog vi att kabeln är fysiskt tillgänglig från alla sidor men förblir intakt under...

  Innehållstyp: Dokument

• 2021:20 Effects of additives on UO2 fuel behavior: expanded edition

  23 september 2021

  . . . 69 4.4 Case of BA fuel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 70 I 5 Mechanical properties 77 5.1 Fuel creep studies . . . . . . . . . . . . . . . . . . . . . . . ... behavior. Three categories of UO2 fuel with additives for light water reactors (LWRs) are appraised: (i) Standard UO2 fuel containing a small amount of metal oxide (≤ 0.2 wt%) to improve fuel perfor- mance;...

  Innehållstyp: Dokument

• 2021:03 Updated radiological risk assessment for the “Radon” type surface disposal facility in Chisinau, Moldova

  waste. The assessment addressed potential future radiological consequences of the disposal facility, i.e. the consequences of migration of various radionuclides for staff, population and the environment ... waste. The assessment addressed potential future radiological consequences of the disposal facility, i.e. the consequences of migration of various radionuclides for staff, population and the environment...

  Innehållstyp: Publikationer

• 2021:19 Importance Sampling Time-Domain Random Walk (ISTIDRAW) Version 1.0 User Guide A Code for Radionuclide Transport in Pathway Networks

  23 september 2021

  decays. For example, if the decay time is td, measured from the time the particle enters the segment i, and 𝑡𝑖 𝑝 and 𝑡𝑖 𝑐 are the total seg- ment residence times for the parent and child (including ... 𝑝) 𝑡𝑖 𝑐 Since the decay event occurs in segment i, and the decay time is measured with respect to the time after the particle enters segment i, then necessarily 𝑡𝑑 ≤ 𝑡𝑖 𝑝 . A similar correction...

  Innehållstyp: Dokument

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

  13 september 2021

  inverkar på svetsegenspänningarna, och deras respektive inverkan på svetsegenspänningarna, förstås. I denna rapport undersöks mekanismer och fenomen relaterade till svetsning och svetsegenspänningar. Fokus ... Figure 2-1: Parameter groups influencing WRS. Each group comprises specific parameters such as: i. geometry of component and weld: R, t, R/t, type of weld, local geometry ofweld, global geometry of...

  Innehållstyp: Dokument

• 2020:12 Assessment of the QT-COOL coolant channel module against the PBF RIA 1-2 experiment

  23 september 2021

  5251 kB ... 37 6 References .........................................................................39 I LIST OF APPENDICES Appendix A: Input used in analyses of test ... ett modernt beräkningsprogram för att analysera det termomekaniska beteendet hos kärnbränslestavar i lättvattenreaktorer under reaktivitetsolyckor (RIA). Föreliggande arbete syftar till att utvärdera...

  Innehållstyp: Dokument

• 2021:10 Establishment and use of attention values in environmental fatigue assessments

  16 september 2021

  Divide and curves in sub-cycles. 4. Determine ranges for the respective “shear stress” , , (i and j are different sub-cycles). - Ranges are determined between sub-cycles and the sub-cycle itself ... Safety Authority (SSM). Redo- visning av åldringsrelaterade tidsberoende analyser för långa drifttider i sam- band med helhetsbedömningar, SSM2012-1302, 2012-04-04. [6] International Atomic Energy Agency...

  Innehållstyp: Dokument

• 2021:02 On Water Induced Sensitization of Ni (Fe,Cr) alloys towards Stress Corrosion Cracking in LWR Piping from 1st Principles Modelling

  resulting passive layer is understood to control the effective permeability of the water equivalents, i.e., the oxidising agents, along oxide grain boundary interfaces from the water/oxide interface to the ... resulting passive layer is understood to control the effective permeability of the water equivalents, i.e., the oxidising agents, along oxide grain boundary interfaces from the water/oxide interface to the...

  Innehållstyp: Publikationer