The purpose of this paper is to present the maintenance at JNFL ROKKASHO reprocessing plant which is under active test. The reprocessing plant is a chemical plant which is different from a nuclear p ower plant, in that the maintenance performed focuses attention on criticality prevention by concentration management of nuclear fuel material, fire and explosion prevention against use of chemical a gent in bulk, and the containment function of radioactive material. The equipments in reprocessing plant is plan...
英字タイトル:
Maintenance on ROKKASHO Reprocessing Plant

The New Regulatory Requirements have been enforced since December, 2013. In the requirements, it is required that reprocessing plants should keep their performance-levels conforming to the standards set by the requirements. On the other hand, malfunctions of some equipment in the Rokkasho Reprocessing Plant which are required to maintain their performance-levels by the New Regulatory Requirements have been found after the enforcement of the requirements. These malfunctions are mainly due to the long-t...
英字タイトル:
The efforts or the improvements of maintenance activities in the Rokkasho Reprocessing Plant.

The Rokkasho Reprocessing Plant is the first commercial reprocessing plant in Japan and has adopted the best technology from home and abroad. The Rokkasho Reprocessing Plant is composed of approximately 150,000 devices and buildings are located separately according to process. In this paper, we introduce the outline of reprocessing process and maintenance activities for the Rokassho Reprocessing Plant. ...
英字タイトル:
Equipment Maintenance of Rokkasho Reprocessing Plant