| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide an exhaust equipment for a nuclear facility capable of rapidly and accurately grasping a diffusion state of a radioactive material immediately after a vent air current is discharged.SOLUTION: The exhaust equipment for nuclear facility includes: an exhaust stack having an exhaust gas flow passage for allowing a vent air current containing a radioactive material exhausted from a reactor containment vessel to be circulated and an exhaust port for allowing the vent air current to be discharged into the atmosphere, and further includes: visible material supply means for supplying a visible material constituted to be diffusible into the atmosphere together with the radioactive material and constituted to be visible into the vent air current.</p> |
