Example of method 2 "Retrieving fuel debris from the top (mobile platform)”

Index > Challenges and Plant information : Overview of methods｜Example of method 2 "Retrieving fuel debris from the top (mobile platform)” >  (9) Clean-up equipment

ⅰ) Challenges and reference information : (9) Clean-up equipment

Task(s): Method for remove and transfer of equipment for dismantling and transporting.

(9) Clean-up equipment - Major challenges on the actual method

(1)Prior preparation (2)Install barrier (3)Remove shield plug (4)Remove PCV/RPV upper head (5)Install equipment and access (6)Dismantle and remove internal structures (7)Retrieve fuel debris (8)Collect fuel debris and Transfer canister (9)Clean-up equipment

Clean-up equipment method

  • Method of dismantling and removing cutting and transferring equipment
  • Maintaining boundary after clean-up equipment
Plant information
Assumptions and prerequisites
  • Allowable load of operation floor and passageway : 1.2t/㎡
  • Size of equipment which should be transported through passageway : Width 1.2m, Height 3m or less
  • Overhead crane specification (Rated load 100t)
→ⅱ. Considerations - 1. Dose reduction