Method of disassembling spent heavy water reactor fuel bundle and method of storing spent heavy water reactor fuel rod

摘要

BACKGROUND OF THE INVENTION 1. Field of the Invention [0002] The present invention relates to a method for decomposing a nuclear fuel spent fuel bundle and a fuel rod storing method. The method for decomposing spent fuel bundles in a heavy water reactor according to the present invention is characterized in that the fuel bundle includes a fuel rod body extending long and loaded with a fuel in the form of pellets and a sealing cap connected to at least one end of the fuel rod body, A fuel rod; And separating the fuel bundle into each spent fuel rod by separating the joint plate and the seal cap from each other.