- 专利标题： Cooling air amount adjustment device of concrete cask and concrete cask
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申请号： US15335514申请日： 2016-10-27
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公开(公告)号： US11081246B2公开(公告)日： 2021-08-03
- 发明人: Hirofumi Takeda
- 申请人： CENTRAL RESEARCH INSTITUTE OF ELECTRIC POWER INDUSTRY
- 申请人地址： JP Tokyo
- 专利权人： CENTRAL RESEARCH INSTITUTE OF ELECTRIC POWER INDUSTRY
- 当前专利权人： CENTRAL RESEARCH INSTITUTE OF ELECTRIC POWER INDUSTRY
- 当前专利权人地址： JP Tokyo
- 代理机构： The Webb Law Firm
- 优先权： JPJP2015-214560 20151030
- 主分类号： G21F5/10
- IPC分类号： G21F5/10 ; G21C19/04 ; G21C19/06 ; G21F9/34 ; G21F9/36
摘要：
A cooling air amount adjustment device of a concrete cask is provided. The device includes at least one of an air outlet port opening level adjustment mechanism and an air inlet port opening level adjustment mechanism which are adapted to automatically perform adjustment to reduce a flow rate of a cooling air when a temperature of the cooling air at an air outlet port is lower than an adjustment reference temperature, and adjustment to increase the flow rate of the cooling air so as to restore the flow rate of the cooling air when the temperature of the cooling air at the air outlet port is higher than the adjustment reference temperature.
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