FR2379807A1 - Detecteur de temperature d'un point chaud - Google Patents
Detecteur de temperature d'un point chaudInfo
- Publication number
- FR2379807A1 FR2379807A1 FR7801938A FR7801938A FR2379807A1 FR 2379807 A1 FR2379807 A1 FR 2379807A1 FR 7801938 A FR7801938 A FR 7801938A FR 7801938 A FR7801938 A FR 7801938A FR 2379807 A1 FR2379807 A1 FR 2379807A1
- Authority
- FR
- France
- Prior art keywords
- temperature sensor
- point temperature
- hot point
- acoustic waveguide
- resonator
- 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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K11/00—Measuring temperature based upon physical or chemical changes not covered by groups G01K3/00, G01K5/00, G01K7/00 or G01K9/00
- G01K11/22—Measuring temperature based upon physical or chemical changes not covered by groups G01K3/00, G01K5/00, G01K7/00 or G01K9/00 using measurement of acoustic effects
- G01K11/26—Measuring temperature based upon physical or chemical changes not covered by groups G01K3/00, G01K5/00, G01K7/00 or G01K9/00 using measurement of acoustic effects of resonant frequencies
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2291/00—Indexing codes associated with group G01N29/00
- G01N2291/02—Indexing codes associated with the analysed material
- G01N2291/028—Material parameters
- G01N2291/02827—Elastic parameters, strength or force
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2291/00—Indexing codes associated with group G01N29/00
- G01N2291/02—Indexing codes associated with the analysed material
- G01N2291/028—Material parameters
- G01N2291/02881—Temperature
Landscapes
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- General Physics & Mathematics (AREA)
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
- Measuring Temperature Or Quantity Of Heat (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
- Secondary Cells (AREA)
Abstract
a. Détecteur de température composé d'un transmetteur relié à un guide d'onde acoustique, un élement thermosensible relié au guide d'onde acoustique, un récepteur relié au guide d'onde acoustique. b. Détecteur caractérisé en ce que le résonateur se compose d'un ensemble de résonateurs distincts ayant chacun une fréquence de résonance différente, et d'un couplage pour relier chaque résonateur au guide d'onde acoustique.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/766,819 US4102195A (en) | 1977-02-08 | 1977-02-08 | Hot spot temperature sensor |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2379807A1 true FR2379807A1 (fr) | 1978-09-01 |
FR2379807B1 FR2379807B1 (fr) | 1984-10-19 |
Family
ID=25077626
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7801938A Granted FR2379807A1 (fr) | 1977-02-08 | 1978-01-24 | Detecteur de temperature d'un point chaud |
Country Status (11)
Country | Link |
---|---|
US (1) | US4102195A (fr) |
JP (1) | JPS6013452B2 (fr) |
BE (1) | BE863262A (fr) |
CA (1) | CA1118089A (fr) |
CH (1) | CH625881A5 (fr) |
DE (1) | DE2803225A1 (fr) |
ES (1) | ES466584A1 (fr) |
FR (1) | FR2379807A1 (fr) |
GB (1) | GB1603141A (fr) |
IT (1) | IT1105578B (fr) |
SE (1) | SE7800817L (fr) |
Families Citing this family (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4233843A (en) * | 1978-10-30 | 1980-11-18 | Electric Power Research Institute, Inc. | Method and means for measuring temperature using acoustical resonators |
JPS57160032A (en) * | 1981-03-27 | 1982-10-02 | Mitsubishi Electric Corp | Abnormal temperature detecting method of gas insulation apparatus |
JPS60209159A (ja) * | 1984-04-03 | 1985-10-21 | Nippon Muki Kk | ガス検知素子 |
US4754405A (en) * | 1986-02-14 | 1988-06-28 | Qualitrol Corporation | Tri-phase electronic temperature controller |
EP0246460B1 (fr) * | 1986-05-05 | 1991-12-18 | Siemens Aktiengesellschaft | Procédé pour la mesure des champs alternatifs électriques ou magnétiques et dispositif pour la mise en oeuvre du procédé |
JP2604181B2 (ja) * | 1987-11-02 | 1997-04-30 | 東洋通信機株式会社 | 超音波による非接触温度/圧力検知方法 |
GB2228569A (en) * | 1989-01-14 | 1990-08-29 | Schlumberger Ind Ltd | "Ultrasonic waveguide temperature sensors with mounting means" |
US6088662A (en) * | 1996-12-13 | 2000-07-11 | Seagate Technology, Inc. | Thermoelectric temperature sensing system in a computer hard disc drive |
WO2001042752A1 (fr) * | 1999-12-10 | 2001-06-14 | Fujitsu Limited | Sonde thermique |
GB0007325D0 (en) * | 2000-03-27 | 2000-05-17 | Atherton Eric | High temperature sensor |
US9470084B2 (en) * | 2010-08-12 | 2016-10-18 | Rosemount Inc. | Method and apparatus for measuring fluid process variable in a well |
CN102928111B (zh) * | 2012-11-17 | 2014-04-09 | 中科微声(天津)传感技术有限公司 | 声表面波温度传感器 |
US10195467B2 (en) * | 2013-02-21 | 2019-02-05 | Boston Scientific Scimed, Inc. | Ablation catheter system with wireless radio frequency temperature sensor |
CN103884415B (zh) * | 2014-03-25 | 2016-01-13 | 国家电网公司 | 一种基于无线传感技术的变压器振动监测系统及测试方法 |
US10852277B2 (en) | 2014-04-09 | 2020-12-01 | Etegent Technologies, Ltd. | Active waveguide excitation and compensation |
CN106338336A (zh) * | 2016-08-04 | 2017-01-18 | 中国南方电网有限责任公司超高压输电公司贵阳局 | 变压器振动的在线监测系统 |
US20200149980A1 (en) * | 2017-04-10 | 2020-05-14 | Etegent Technologies Ltd. | Distributed active mechanical waveguide sensor with damping |
DE202018100292U1 (de) | 2018-01-18 | 2018-02-02 | G & P GmbH Ingenieurbüro für Elektro- und Automatisierungstechnik | Temperaturüberwachungsvorrichtung |
DE102018102535B3 (de) | 2018-02-05 | 2019-03-28 | Elmos Semiconductor Aktiengesellschaft | Temperaturmessung mittels der Impedanz eines Ultraschalltransducers |
DE102019118959A1 (de) * | 2019-07-12 | 2021-01-14 | Endress+Hauser Process Solutions (Deutschland) GmbH | Temperaturmessgerät |
CN113721167B (zh) * | 2021-09-08 | 2022-05-27 | 浙江日新电气有限公司 | 基于物联网架构的变压器声纹振动检测系统 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3318152A (en) * | 1963-07-16 | 1967-05-09 | Westinghouse Electric Corp | Temperature sensor |
US3350942A (en) * | 1964-09-15 | 1967-11-07 | Alnor Instr | Ultrasonic pyrometer |
US3580058A (en) * | 1968-05-21 | 1971-05-25 | Panametrics | Dual ultrasonic sensors employing a single mode of ultrasonic transmission |
US3636754A (en) * | 1970-07-16 | 1972-01-25 | Parametrics Inc | Ultrasonic profile measuring apparatus |
US3999433A (en) * | 1974-10-23 | 1976-12-28 | The United States Of America As Represented By The Secretary Of The Air Force | Mechanically tuned buffer rod for ultrasonic temperature sensor |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3595069A (en) * | 1969-02-14 | 1971-07-27 | Panametrics | Ultrasonic sensing system |
US3633424A (en) * | 1969-09-25 | 1972-01-11 | Panametrics | Magnetostrictive ultrasonic transducer |
SE370793B (fr) * | 1973-03-01 | 1974-10-28 | Asea Ab |
-
1977
- 1977-02-08 US US05/766,819 patent/US4102195A/en not_active Expired - Lifetime
-
1978
- 1978-01-16 CA CA000295034A patent/CA1118089A/fr not_active Expired
- 1978-01-24 FR FR7801938A patent/FR2379807A1/fr active Granted
- 1978-01-24 BE BE184594A patent/BE863262A/fr not_active IP Right Cessation
- 1978-01-24 SE SE7800817A patent/SE7800817L/xx unknown
- 1978-01-25 DE DE19782803225 patent/DE2803225A1/de not_active Withdrawn
- 1978-02-02 ES ES466584A patent/ES466584A1/es not_active Expired
- 1978-02-07 JP JP53012039A patent/JPS6013452B2/ja not_active Expired
- 1978-02-07 IT IT41518/78A patent/IT1105578B/it active
- 1978-02-07 CH CH136578A patent/CH625881A5/de not_active IP Right Cessation
- 1978-02-08 GB GB5050/78A patent/GB1603141A/en not_active Expired
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3318152A (en) * | 1963-07-16 | 1967-05-09 | Westinghouse Electric Corp | Temperature sensor |
US3350942A (en) * | 1964-09-15 | 1967-11-07 | Alnor Instr | Ultrasonic pyrometer |
US3580058A (en) * | 1968-05-21 | 1971-05-25 | Panametrics | Dual ultrasonic sensors employing a single mode of ultrasonic transmission |
US3636754A (en) * | 1970-07-16 | 1972-01-25 | Parametrics Inc | Ultrasonic profile measuring apparatus |
US3999433A (en) * | 1974-10-23 | 1976-12-28 | The United States Of America As Represented By The Secretary Of The Air Force | Mechanically tuned buffer rod for ultrasonic temperature sensor |
Non-Patent Citations (1)
Title |
---|
EXBK/69 * |
Also Published As
Publication number | Publication date |
---|---|
FR2379807B1 (fr) | 1984-10-19 |
JPS6013452B2 (ja) | 1985-04-08 |
BE863262A (fr) | 1978-07-24 |
IT7841518A0 (it) | 1978-02-07 |
JPS5398888A (en) | 1978-08-29 |
DE2803225A1 (de) | 1978-08-10 |
CA1118089A (fr) | 1982-02-09 |
SE7800817L (sv) | 1978-08-09 |
ES466584A1 (es) | 1978-10-16 |
US4102195A (en) | 1978-07-25 |
IT1105578B (it) | 1985-11-04 |
CH625881A5 (fr) | 1981-10-15 |
GB1603141A (en) | 1981-11-18 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse | ||
AR | Application made for restoration | ||
BR | Restoration of rights | ||
ST | Notification of lapse |