JPS5812899U - Nuclear reactor temperature measurement device - Google Patents
Nuclear reactor temperature measurement deviceInfo
- Publication number
- JPS5812899U JPS5812899U JP1981106595U JP10659581U JPS5812899U JP S5812899 U JPS5812899 U JP S5812899U JP 1981106595 U JP1981106595 U JP 1981106595U JP 10659581 U JP10659581 U JP 10659581U JP S5812899 U JPS5812899 U JP S5812899U
- Authority
- JP
- Japan
- Prior art keywords
- thermocouple
- platinum
- temperature
- nuclear reactor
- measured
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
Landscapes
- Measuring Temperature Or Quantity Of Heat (AREA)
- Indication And Recording Devices For Special Purposes And Tariff Metering Devices (AREA)
- Monitoring And Testing Of Nuclear Reactors (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は本考案の原子炉の温度計測装置の一実施例を示
す縦断面図、第２図は第１図に用いた熱電対の温度−出
力特性曲線図である。
１・・−・・・クロメル線、２・・・・・・アルメル線
、３・・・・・・クロメル−アルメル熱電対、４，９・
・量検出部、５・・・・・・被覆部材、６・・・・・・
白金線、７・・曲白金ロジウム線、８、・・・・・・白
金−白金ロジウム熱電対、１゜・・・・・・金属シース
、１１・・・・・・絶縁体、１５・・・・・・演算処理
装置、１６・・・」・・表示装置。FIG. 1 is a longitudinal sectional view showing an embodiment of the nuclear reactor temperature measuring device of the present invention, and FIG. 2 is a temperature-output characteristic curve diagram of the thermocouple used in FIG. 1. 1...Chromel wire, 2...Alumel wire, 3...Chromel-alumel thermocouple, 4,9...
・Amount detection unit, 5... Covering member, 6...
Platinum wire, 7... Curved platinum rhodium wire, 8... Platinum-platinum rhodium thermocouple, 1°... Metal sheath, 11... Insulator, 15... ...Arithmetic processing unit, 16...''Display device.
Claims (3)
ム熱電対とを同一温度測定個所に相互に絶縁して配設し
、面熱電対をそれぞれ別の電圧式温度計に接続し、両軍
圧式温度計の出力を演算処理装置に入力し、クロメル−
アルメル熱電対の出力による計測温度が所定の温度にな
る迄はその計測温度を表示装置に表示させ、所定の温度
を超過した場合は、前記演算処理装置にて予じめその所
定温度迄のクロメル−アルメル熱電対の測定値を利用し
て、それ迄の中性子照射による白金−白金ロジウム熱電
対の特性変化を補正し、その補正した白金−白金ロジウ
ム熱電対の出力による計測温度を表示装置に表示させる
ことを特徴とする原子炉の温度計測装置。(1) A chromel-alumel thermocouple and a platinum-platinum rhodium thermocouple are installed at the same temperature measurement point insulated from each other, and each surface thermocouple is connected to a separate voltage thermometer. The output of the thermometer is input to the processing unit, and the chromel
Until the temperature measured by the output of the alumel thermocouple reaches a predetermined temperature, the measured temperature will be displayed on the display device, and if the temperature exceeds the predetermined temperature, the processing -Using the measured value of the alumel thermocouple, the change in characteristics of the platinum-platinum-rhodium thermocouple due to neutron irradiation is corrected, and the measured temperature based on the corrected output of the platinum-platinum-rhodium thermocouple is displayed on the display device. A nuclear reactor temperature measuring device characterized by:
中に収納したことを特徴とする実用新案登録請求の範囲
第１項記載の原子炉の温度計測装置。(2) The temperature measuring device for a nuclear reactor according to claim 1, wherein the thermocouple is housed in an A1□03 insulator within a metal sheath.
被覆部材を設けたことを特徴とする実用新案登録請求の
範囲第１項又は第２項記載の原子炉の温度計測装置。(3) The nuclear reactor temperature measuring device according to claim 1 or 2, wherein the detection portion of the thermocouple is provided with a metal covering member having a large gamma ray absorption coefficient.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1981106595U JPS5812899U (en) | 1981-07-20 | 1981-07-20 | Nuclear reactor temperature measurement device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1981106595U JPS5812899U (en) | 1981-07-20 | 1981-07-20 | Nuclear reactor temperature measurement device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5812899U true JPS5812899U (en) | 1983-01-27 |
| JPH0138556Y2 JPH0138556Y2 (en) | 1989-11-17 |
Family
ID=29901062
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1981106595U Granted JPS5812899U (en) | 1981-07-20 | 1981-07-20 | Nuclear reactor temperature measurement device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5812899U (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6851436B2 (en) * | 2019-08-02 | 2021-03-31 | 日本発條株式会社 | Temperature sensor, heater unit |
-
1981
- 1981-07-20 JP JP1981106595U patent/JPS5812899U/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0138556Y2 (en) | 1989-11-17 |
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