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Keijo Haapala

FP7-Fission LUCOEX Large Underground Concept EXperiments 2011 - 2014 Project Progress Meeting 14th May 2014 WP5 Problem handling tools for buffer installation in KBS-3V. Keijo Haapala. LOT3: Problem handling tools.

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Keijo Haapala

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  1. FP7-FissionLUCOEXLarge Underground ConceptEXperiments2011 - 2014Project ProgressMeeting14th May 2014WP5Problemhandlingtools for bufferinstallation in KBS-3V Keijo Haapala

  2. LOT3: Problem handling tools. • What is neededif the bentoniteblockfalls to the deposition holeduringthe installation? • The brokenblocksmustbetakenquickly out from the hole. • The weight of the blocksarefrom1.8 to 3.5 tons. Haapala Keijo

  3. LOT3: Problem handling tools. • The workcanbedevided in twoparts. • Beforecanisterinstallation • Aftercanister • Big partscanbeliftedbyvacuumgriper. Haapala Keijo

  4. LOT3: Problemhandlingtools. • Beforecanister • Repairingworkby ”A man in the hole”. • Lifting and cleaningbufferparts out from the hole • Somefixingaccessorieshasbeentested • Nylon FramePlug • Throughbolts. Haapala Keijo

  5. TESTING OF FIXING TOOLS • Testing of tension and shearforce of differentfixingaccessories in bentoniteblockshastested in Tampere university. • Testblocksused in the tests • Material MX-80 • L x W x H: 400 x 300 x 250 mm3 • Isostaticallypressed43 MPa, drydensity 1742 kg/m3 Haapala Keijo

  6. TESTING OF TROUGH BOLT (1) • FBN 8/50, D8 – 85/111 MM, AXIAL FORCE Haapala Keijo

  7. TESTING OF TROUGH BOLT (1) • FBN 8/50, D8 – 85/111 MM, SHEAR FORCE Haapala Keijo

  8. TESTING OF TROUGH BOLT (2) • D10 – 75/92 MM, AXIAL FORCE Haapala Keijo

  9. TESTING OF TROUGH BOLT (3) • PFG 8/85 (12.5 - 65 MM) AXIAL FORCE Haapala Keijo

  10. TESTING OF TROUGH BOLT (3) • PFG D8 – 85 (12.5 - 65 MM) SHEAR FORCE Haapala Keijo

  11. TESTING OF PLASTIC PLUG (4) • Plasticplug HD82 – 7/105 (9 – 85 MM) AXIAL FORCE Haapala Keijo

  12. TESTING OF PLASTIC PLUG (4) • Plasticplug HD82 – 7/105 (9 – 85 MM) SHEAR FORCE Haapala Keijo

  13. TESTING OF HEAVY TROUGH BOLT (5) • PGF D12 – 112 MM (11 - 98 MM) AXIAL FORCE Haapala Keijo

  14. TESTING OF HEAVY TROUGH BOLT (5) • PGF D12 – 112 MM (11 - 98 MM) SHEAR FORCE Haapala Keijo

  15. LOT3: Problem handling tools. • Aftercanister • Repairingworkby ”No one in the hole” because of radiation. • Possible to useremotely the sametools as ”BeforeCanister” situation • Demonstrationswillbedonemanually. Haapala Keijo

  16. LOT3: Problem handling tools. • Aftercanister • Ifit is needed to clear out the holebuffer, and becarefullwithcoppercanister?-> Water jet cutting. Haapala Keijo

  17. WATER JET CUTTING TOOL Haapala Keijo

  18. WATER JET CUTTING TOOL Haapala Keijo

  19. Haapala Keijo

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