| 摘要 |
PROBLEM TO BE SOLVED: To provide a cooling fluid supply device for a reactor containment vessel for enhancing cooling efficiency of a reactor containment vessel of a pressurized-water reactor.SOLUTION: The cooling fluid supply device for a reactor containment vessel includes a water storage tank provided at a top part of a dome-shaped roof part to store cooling water, a sprinkling pipe for guiding the cooling water from the water storage tank to the dome-shaped roof part, a cylindrical cooling water distribution vessel provided centering on a top part of the dome-shaped roof part having a plurality of exhaust ports on a base part to receive the cooling water poured from the sprinkling pipe, and a guide fin extending radially from the circumference of the cooling water distribution vessel centered by the top part. |
