Visar 3307 sökträffar på ”Mätningar i skolmiljö”
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Appendix 4 The fuel fabrication plant in Västerås
4E+13 Halogens I-131 8.02 d 3.2E+11 3.2E+10 2.9E+11 I-132 2.30 h 3.9E+13 3.9E+12 3.5E+13 I-133 20.8 h 5.9E+12 5.9E+11 5.3E+12 I-134 52.5 min. 1.5E+14 1.5E+13 1.3E+14 I-135 6.57 h 1.7E+13 ... outcomes for ground deposition of iodine (I-131) and strontium (Sr-89 and Sr-90) are shown in Figure 8 and Figure 9. The intervention level for ground deposition of I-131, at 5 kBq/m2, may be exceeded out...
Innehållstyp: Dokument -
02:21 (SSI 2002:12) Formulation and Presentation of Risk Assessments to Address Risk Targets for Radioactive Waste Disposal (pdf 554 kB)
those of the author/authors and do not necessarily coincide with those of the SKI and the SSI. i Executive Summary The Swedish regulators have been active in the field of performance assessment of ... att beskriva olika scenarior och andra aspekter av analysen. Hittills har man i dessa analyser ofta kvantifierat säkerheten i termer av dos för jämförelse med ett doskriterium. SSI:s föreskrifter om slutligt...
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2004:55 Development of an Input Model to MELCOR 1.8.5 for the Ringhals 3 PWR
1034 kB ... simulate the whole course of events in a severe accident from the initiating event to the source term, i. e. radioactive releases to the environment. In Sweden, MELCOR has mostly been employed in some International ... those of the author/authors and do not necessarily coincide with those of the SKI. i CONTENTS ABSTRACT iii SAMMANFATTNING (In Swedish) iv 1. INTRODUCTION 1 2. RINGHALS...
Innehållstyp: Dokument -
Model summary report TR-14-11.pdf
Inledning Kapitel 2 Förläggningsplats Kapitel 3 Konstruktionsregler Tolkning och tillämpning av krav i SSMFS Principer och metodik för säkerhetsklassning – Projekt SFR utbyggnad Säkerhetsklassning för ... extension of the SFR repository - Treatment of uncertainties. (1) (2) Låg- och medelaktivt avfall i SFR. Referensinventarium för avfall 2013 (uppdaterad 2015-03) Kapitel 7 Strålskydd Dosprognos vid...
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2017:27e Review of Swedish emergency planning zones and distances
radiation that are classified by the Authority as belonging to emergency preparedness categories I and II should have emergency planning zones and distances. At the present time, the relevant facilities ... emergency preparedness categories, depending on the assessed impacts: Emergency preparedness category I is attributed to a facility where on-site events might give rise to a nuclear or radiological emergency...
Innehållstyp: Dokument -
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...
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00:29 User Guide to SUNDT A Simulation Tool for Ultrasonic NDT
snabbare, med större precision och till betydligt lägre kostnad än motsvarande experimentella studier. I denna rapport beskrivs programvaran SUNDT (Simulation tool for Ultrasonic NDT). Förutom att fungera ... Programvaran simulerar hela ultraljudsprovningen med kontaktsökare (valfri vågtyp, vinkel och kristallstorlek) i pulseko eller tandem uppsättning. Antalet valbara defekttyper är stort både vad gäller geometrisk utformning...
Innehållstyp: Dokument -
2014:26 Improved reference and relative dosimetry of small radiation therapy photon beams
errors have become considerably larger than in conventional beams mostly due to two reasons [1]: (i) the reference conditions recommended by Codes of Practice for conventional radiation therapy, like ... oscillators whose resonance energies are scaled so as to reproduce the mean excitation energies (I-values) recommended in ICRU Report 37 [14] (stopping powers thus agree closely with the tabulations...
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 -
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