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QUENCH-17
61MB

DEBRIS test QUENCH-17 tomography reconstruction of bundle between elevations 345 and 760 mm.
QUENCH facility and test conduct
15MB
Construction of test facility and simulation of test conduct with and without temperature escalation
QUENCH-SR Quench
6.2MB
Quenching of a single fuel rod simulator with water from 1200 °C in the QUENCH-ST rig
QUENCH-SR Cool-down in various atmospheres
3.1MB
Cool-down of single fuel rod simulators from 1200 °C in various atmospheres: Ar, Ar-H2, and He-H2. The effect of the exothermal hydrogen uptake is clearly visible
QUENCH-07/08 test conduct
0.5MB
Comparison of power, temperature and hydrogen release between tests QUENCH-07 (with B4C absorber) and QUENCH-08 (without B4C)
QUENCH-08 temperatures
1.7MB
Axial progression of bundle and shroud temperatures during test QUENCH-08
QUENCH-08 video endoscope
6.7MB
Bundle inspection after the test before embedding in epoxy from ca. 900 mm to grid spacer at 550 mm elevation. The camera was moved in the space of the withdrawn corner rod between shroud and bundle
QUENCH-09 video endoscope
9.4MB
Bundle inspection after the test before embedding in epoxy from ca. 100 mm to grid spacer at 550 mm elevation. The camera was moved in the gap between shroud and bundle
QUENCH-09 video endoscope from top
8.8MB
Strongly degraded and molten hot zone of the bundle QUENCH-09 after the test (elevation ca. 700-900 mm)
QUENCH-10 video endoscope
5.3MB
Bundle inspection after the test before embedding in epoxy from ca. 650 mm to 800 mm elevation. The camera was moved in the space of the withdrawn corner rod between shroud and bundle
QUENCH-12 video endoscope
5.5MB
Bundle inspection after the test before embedding in epoxy. The camera was moved in the space of the withdrawn corner rod D between shroud and bundle.
QUENCH-12 video endoscope
6.9MB
Bundle inspection after the test before embedding in epoxy. The camera was moved in the space of the withdrawn corner rod F between shroud and bundle.
QUENCH-12 video endoscope
6.1MB
Bundle inspection after the test before embedding in epoxy. The camera was moved in the space of the withdrawn corner rod B between shroud and bundle.
QUENCH-13 video endoscope
6.8MB
Bundle inspection after the test before embedding in epoxy. The camera was moved in the space of the withdrawn corner rod B between shroud and bundle.
QUENCH-13 video endoscope
11.8MB
Bundle inspection after the test before embedding in epoxy. The camera was moved in the space of the withdrawn corner rod B between shroud and bundle. Side view camera.
QUENCH-13 video endoscope
7.6MB
Bundle inspection after the test before embedding in epoxy. The camera was moved in the space of the withdrawn corner rod D between shroud and bundle.
QUENCH-13 video endoscope
27.4MB
Bundle inspection after the test before embedding in epoxy. The camera was moved in the space of the withdrawn corner rod D between shroud and bundle. Side view camera. Frozen relocated AgInCd-Zr melt is well visible below thethird spacer grid (time between 2'28" and 4'02")

CORA Facility
30MB

Design of the CORA Facility for investigation of materials interactions during severe accidents. PWR and BWR bundles. Test conduct.

CORA-12
3MB

Video inspection of melt relocation during PWR bundle test CORA-12 at bundle elevation 400 mm.
CORA-17
2MB
Video inspection of rising water during quench phase of BWR bundle test CORA-17 at bundle elevation 400 mm. (4x slow motion)

CORA-17
5MB

Video inspection of melt relocation during BWR bundle test CORA-17 at bundle elevation 400 mm.