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  • 2020:04 Recent Research on EMF and Health Risk, Fourteenth report from SSM’s Scientific Council on Electromagnetic Fields, 2019

    Scientific Council on electromagnetic Fields monitors current research on potential health risks in relation to exposure to electromagnetic fields and provides the Authority with advice on assessing possible health ... required to submit a written report each year on the current research and knowledge situation. This is a consensus report. This means that all members of the Scientific Council agree with the complete report...

    Innehållstyp: Publikationer
  • 2020:08 Identifying radiologically important ESS-specific radionuclides and relevant detection methods

    construction in Lund, Sweden. High-energy protons will be accelerated in a linear accelerator and generate neutrons when hitting a rotating target of tungsten. This spallation process will also generate a wide ... wide range of different radioactive by-products of which a small part will be released to the environment during normal operation. Furthermore, in case of an accident scenario, gases and aerosols might be...

    Innehållstyp: Publikationer
  • 2020:11 Competency based assessments of Nuclear Power Plant controlroom operators

    Experiences of development and first operational methodological and technical demonstrator application...

    Innehållstyp: Publikationer
  • 2020:16 Estimates ofJ-integral and COD for circumferential through wall cracks under global bending including the effect of pipe end restraint

    that piping systems can withstand long through-wall cracks before pipe rupture is expected. This is somewhat because pipe ends are restrained. In LBB assessments analyses are often performed for a pipe segment ... segment uncoupled from the piping system, as pipe ends are assumed unrestrained. This assumption is conservative for crack assessment. However, predictions of the crack opening displacement will be overestimated...

    Innehållstyp: Publikationer
  • 2020:07 Fibre Clogging in Nuclear Power Plants

    perspective Background Emergency core cooling systems in boiling- and pressurized water reactors use strainers. Their purpose is to  out foreign material suspended in the cooling water so this material does ... nuclear power plant when the strainers of the emergency cooling system was clogged due to fibers in the cooling water, all Swedish nuclear plant increased the surface size of the strainers, to avoid them from...

    Innehållstyp: Publikationer
  • 2020:13 Core data Research at Uppsala University

    SSM perspective Background This project is to support a research group at Uppsala University in the research field of nuclear data for applications. Nuclear data research is about measuring microscopic ... theoretical nuclear models to create evaluated nuclear data libraries. These nuclear data libraries are used in different applications such as, nuclear technology, nuclear safeguards, medicine, final repository...

    Innehållstyp: Publikationer
  • 2020:02 Models for axial gas flow and mixing in LWR fuel rods

    SSM perspective Background Fission gases inside a fuel rod plays an important role in the behaviour of the fuel, both during normal operation and during events and accidents. Fission gases are released ... plenum volume at the top of the fuel rod. In high burnup fuel, this axial flow to the plenum volume can be blocked because of pellet-cladding gap closure. The presence of fission gases in the pellet-cladding...

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

    de Sûreté Nucléaire) for analysis of reactivity initiated accidents (RIA) in light water reactors. The Swedish Radiation Safety Authority (SSM) has access to SCANAIR in exchange for annual contributions ... its further development. This ensures a possibility for SSM to do own analysis of fuel rods in reactivity initiated accidents. The development and administration of the program is done by Quantum Technologies...

    Innehållstyp: Publikationer
  • Tillståndspliktig verksamhet

    och tandvård Starka laserpekare Transport av radioaktiva ämnen Transport av kärnämne eller kärnavfall In/utförsel samt transit av radioaktivt avfall och använt kärnbränsle inom EU och till och från EU Export ... avses att inneha, tillverka, köpa, ta emot, använda, sälja, ge bort, låna eller hyra ut eller föra in starka laserpekare till Sverige. Tillstånd ges endast till den som behöver laserpekaren för ett godtagbart...

    Innehållstyp: Artiklar
  • 2020:09 Rapport från SSM:s vetenskapliga råd om ultraviolett strålning 2019

    SSM perspektiv Bakgrund Strålsäkerhetsmyndighetens (SSM) vetenskapliga råd om ultraviolett (UV) strålning ger myndigheten råd inom områden som rör olika ... hudcancerpreventivt syfte utvecklades appen "Sunface" där man kan ta ett självporträtt (en selfie) med sin mobiltelefon som sedan ändras för att visa ens framtida utseende förutsatt ett visst solrelaterat beteende...

    Innehållstyp: Publikationer