Keywords: BWR Mark I Containment sketch with downcomers.png en Rough sketch of a typical Boiling water reactor BWR Mark I Concrete Containment with Steel Torus including downcomers as used in the BWR/1 BWR/2 BWR/3 and some BWR/4 model reactors DW Drywell WW Wetwell SFP Spent Fuel Pool RPV Reactor Pressure Vessel SCSW Secondary Concrete Shield Wall fr Diagramme/coupe d'un réacteur à eau bouillante REB typique de type Mark I à enceinte de confinement en béton avec tore d'acier sous-jacent tel qu'utilisé dans les réacteurs de type REB/1 REB/2 REB/3 et certains REB/4 es Diagrama/corte esquemático de un reactor de agua en ebullición tipico del tipo Mark I con recinto de contención en hormigón con toro subyacente en acero como los utilizados en los reactores de tipo BWR/1 BWR/2 BWR/3 y algunos BWR/4 ca Esquema d'un reactor d'aigua en ebullició BWR Boiling water reactor de tipus Mark I amb contenció de formigó i torus d'acer incloent baixants com els utilitzats en els models de reactor BWR/1 BWR/2 BWR/3 i alguns BWR/4 DW Pou sec WW Pou moll SFP Piscina del combustible gastat RPV Vas a pressió del reactor SCSW Paret secundària amb blindatge de formigó Sketched in Paint net using 826 x 852 canvas inspired by Page 15 pdf 40 Containment Integrity Research at Sandia National Laboratories - An Overview Manuscript completed March 2006 Published July 2006 id NUREG/CR-6906 and SAND2006-2274P http //www nrc gov/reading-rm/doc-collections/nuregs/contract/cr6906/cr6906 pdf - Prepared by Sandia National Laboratories for the U S Nuclear Regulatory Commission Job Code Y6757 The two diagrams on the same page are labeled Figure 5 Typical BWR Mark I Concrete Containment with Steel Torus User 84user 2011-03-16 <gallery> File BWR Mark I Containment sketch with downcomers svg SVG version File BWR Mark I Containment diagram png original diagram from page 15 of the source File BWR Mark I Containment sketch png sketch without downcomers File BWR Mark I Containment sketch primary png primary containment outlined in purple File Reaktor svg detalied SVG version </gallery> ImageNote 2 329 273 96 321 826 852 2 reactor pressure vessel ImageNoteEnd 2 ImageNote 3 314 382 16 231 826 852 2 Cylindrical biological shield ImageNoteEnd 3 ImageNote 4 332 277 92 34 826 852 2 Top head assembly ImageNoteEnd 4 ImageNote 7 311 167 135 80 826 852 2 Drywell head and refueling assembly ImageNoteEnd 7 ImageNote 8 233 240 293 518 826 852 2 Inverted lightbulb drywell containment chamber ImageNoteEnd 8 ImageNote 9 208 34 474 199 826 852 2 Upper part of building housing crane and refueling assembly ImageNoteEnd 9 ImageNote 10 92 683 567 138 826 852 2 Wetwell torus holding the suppression pool of water to handle excess steam vented from the reactor above ImageNoteEnd 10 ImageNote 11 483 245 181 144 826 852 2 Spent fuel pool area highly simplified here ImageNoteEnd 11 ImageNote 12 216 78 458 74 826 852 2 Gantry crane ImageNoteEnd 12 ImageNote 13 554 740 69 57 826 852 2 Downcomer tubes duct the steam below the water surface so that it condenses thereby reducing the pressure ImageNoteEnd 13 BWR Mark I Containment sketch with downcomers svg Schemata of boiling water reactor |