Title:
原子炉施設およびそのフィルタベント設備
Document Type and Number:
Japanese Patent JP6649172
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To maintain gas discharge function even if an exhaust pipe is clogged due to flying objects, whirlwind or the like.SOLUTION: A filter vent system 100 for treating radioactive gas in a nuclear reactor container 3, includes: a filter device 110 which discharges vent gas with a filter 113 for receiving radioactive gas from the nuclear reactor container 3 and removing radioactive substances in the radioactive gas; a main air supply pipe 121 communicating with the nuclear reactor container 3 and connected to the filter device 110; a main exhaust pipe 131 connected to the filter device 110 and guiding the vent gas discharged from the filter device 110 to an outdoor open end 131c; a reserved exhaust pipe 141 through which the filter device 110 communicates with an opening provided on a ground surface; and a partition part 142 that is provided on the reserved exhaust pipe 141 and can switch from a close state to an open state.SELECTED DRAWING: Figure 1
Inventors:
Takafumi Shimamoto
Katsushi Igawa
Satoshi Ikejiri
Junya Noda
Kamei Kazuo
Katsushi Igawa
Satoshi Ikejiri
Junya Noda
Kamei Kazuo
Application Number:
JP2016097085A
Publication Date:
February 19, 2020
Filing Date:
May 13, 2016
Export Citation:
Assignee:
Toshiba Corporation
Toshiba Energy Systems Co., Ltd.
Toshiba Energy Systems Co., Ltd.
International Classes:
G21C9/00
Domestic Patent References:
| JP2014044118A | ||||
| JP57102900U | ||||
| JP2014199217A | ||||
| JP2014115289A | ||||
| JP2012230032A | ||||
| JP2015135299A | ||||
| JP2015078948A | ||||
| JP2015078832A | ||||
| JP1075749A | ||||
| JP58047828A | ||||
| JP1198944A | ||||
| JP2098688A |
Attorney, Agent or Firm:
Patent Business Corporation Sakura International Patent Office