Title:
原子力発電所の水位温度検出装置
Document Type and Number:
Japanese Patent JP5865614
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a water level temperature detector of a nuclear power plant capable of certainly detecting a water level and water temperature of a used fuel storage pool even when the water level is lower than a predetermined reference water level.SOLUTION: In a water level temperature detector 10 of a nuclear power plant, a detection part 20 including sheath thermocouples 22 of copper-constantan, a heat source part 24 which varies ambient temperature of a temperature measurement contact 25 of the sheath thermocouples 22, and a storage tube 21 which stores the sheath thermocouples 22 and the heat source part 24 is arranged.
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Inventors:
Takada Yuka
Fujio Shiraishi
Toshihiko Ogasawara
Yoshizawa Setsu
Fujio Shiraishi
Toshihiko Ogasawara
Yoshizawa Setsu
Application Number:
JP2011142119A
Publication Date:
February 17, 2016
Filing Date:
June 27, 2011
Export Citation:
Assignee:
Toshiba Corporation
Sukegawa Electric Co., Ltd.
Sukegawa Electric Co., Ltd.
International Classes:
G21C17/02; G01F23/22; G01K7/02; G21C17/035
Domestic Patent References:
| JP57158522A | ||||
| JP10070314A | ||||
| JP8220284A | ||||
| JP10153681A | ||||
| JP2001042080A | ||||
| JP2007232699A | ||||
| JP9021676A |
Foreign References:
| WO2008015750A1 |
Attorney, Agent or Firm:
Patent business corporation Tokyo International Patent Office