FR2482296A1 - Transducteur de pression - Google Patents
Transducteur de pression Download PDFInfo
- Publication number
- FR2482296A1 FR2482296A1 FR8105330A FR8105330A FR2482296A1 FR 2482296 A1 FR2482296 A1 FR 2482296A1 FR 8105330 A FR8105330 A FR 8105330A FR 8105330 A FR8105330 A FR 8105330A FR 2482296 A1 FR2482296 A1 FR 2482296A1
- Authority
- FR
- France
- Prior art keywords
- pressure
- transducer according
- pressure transducer
- output
- coupled
- 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
- 239000007788 liquid Substances 0.000 claims abstract description 15
- 239000011521 glass Substances 0.000 claims description 28
- 238000001514 detection method Methods 0.000 claims description 24
- 230000005669 field effect Effects 0.000 claims description 20
- 239000003990 capacitor Substances 0.000 claims description 17
- 230000000295 complement effect Effects 0.000 claims description 12
- 238000007789 sealing Methods 0.000 claims description 10
- 239000000463 material Substances 0.000 claims description 5
- 238000001914 filtration Methods 0.000 claims description 4
- 230000005484 gravity Effects 0.000 claims description 3
- 230000008018 melting Effects 0.000 claims description 3
- 238000002844 melting Methods 0.000 claims description 3
- 230000004044 response Effects 0.000 claims description 2
- 230000008878 coupling Effects 0.000 claims 1
- 238000010168 coupling process Methods 0.000 claims 1
- 238000005859 coupling reaction Methods 0.000 claims 1
- 238000005259 measurement Methods 0.000 abstract description 8
- 238000006073 displacement reaction Methods 0.000 description 11
- 239000002184 metal Substances 0.000 description 11
- 229910052751 metal Inorganic materials 0.000 description 11
- 230000007423 decrease Effects 0.000 description 7
- 238000010586 diagram Methods 0.000 description 6
- 230000003068 static effect Effects 0.000 description 6
- 230000014509 gene expression Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 229920002545 silicone oil Polymers 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 230000008030 elimination Effects 0.000 description 2
- 238000003379 elimination reaction Methods 0.000 description 2
- 239000012212 insulator Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 241000772991 Aira Species 0.000 description 1
- 229910001374 Invar Inorganic materials 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 210000000720 eyelash Anatomy 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- UGKDIUIOSMUOAW-UHFFFAOYSA-N iron nickel Chemical compound [Fe].[Ni] UGKDIUIOSMUOAW-UHFFFAOYSA-N 0.000 description 1
- 229910000833 kovar Inorganic materials 0.000 description 1
- 239000005355 lead glass Substances 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
- G01D5/12—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means
- G01D5/14—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage
- G01D5/24—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying capacitance
- G01D5/241—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying capacitance by relative movement of capacitor electrodes
- G01D5/2417—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying capacitance by relative movement of capacitor electrodes by varying separation
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L13/00—Devices or apparatus for measuring differences of two or more fluid pressure values
- G01L13/02—Devices or apparatus for measuring differences of two or more fluid pressure values using elastically-deformable members or pistons as sensing elements
- G01L13/025—Devices or apparatus for measuring differences of two or more fluid pressure values using elastically-deformable members or pistons as sensing elements using diaphragms
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L19/00—Details of, or accessories for, apparatus for measuring steady or quasi-steady pressure of a fluent medium insofar as such details or accessories are not special to particular types of pressure gauges
- G01L19/04—Means for compensating for effects of changes of temperature, i.e. other than electric compensation
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L9/00—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means
- G01L9/12—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means by making use of variations in capacitance, i.e. electric circuits therefor
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Measuring Fluid Pressure (AREA)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3356780A JPS56129831A (en) | 1980-03-17 | 1980-03-17 | Pressure converter |
| JP10652980A JPS5730907A (en) | 1980-08-01 | 1980-08-01 | Cantilever type displacement sensing mechanism |
| JP14217980A JPS5766329A (en) | 1980-10-11 | 1980-10-11 | Pressure converter |
| JP14490280U JPS6316992Y2 (OSRAM) | 1980-10-11 | 1980-10-11 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2482296A1 true FR2482296A1 (fr) | 1981-11-13 |
| FR2482296B1 FR2482296B1 (OSRAM) | 1984-07-06 |
Family
ID=27459805
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR8105330A Granted FR2482296A1 (fr) | 1980-03-17 | 1981-03-17 | Transducteur de pression |
Country Status (2)
| Country | Link |
|---|---|
| DE (1) | DE3110295A1 (OSRAM) |
| FR (1) | FR2482296A1 (OSRAM) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0105120A3 (en) * | 1982-09-30 | 1987-01-14 | International Business Machines Corporation | Method and apparatus for measuring signals from differential sensors |
| GR880100147A (en) * | 1987-03-13 | 1989-01-31 | Critikon Inc | Pump control system |
| GR880100151A (en) * | 1987-03-13 | 1989-01-31 | Critikon Inc | Improved pressure detector for pumps |
| CN110864829A (zh) * | 2019-11-28 | 2020-03-06 | 浙江盾安轨道交通设备有限公司 | 一种压力检测装置、系统和减振器 |
| CN112284426A (zh) * | 2020-10-19 | 2021-01-29 | 上海恩邦自动化仪表股份有限公司 | 高精度金属电容传感器 |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0266446B1 (de) * | 1986-11-04 | 1992-03-11 | VEGA Grieshaber GmbH & Co. | Kapazitiver Druckwandler |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3595084A (en) * | 1970-02-27 | 1971-07-27 | Continental Can Co | Digital transducer system |
| FR2158354A1 (OSRAM) * | 1971-11-02 | 1973-06-15 | Philips Nv | |
| US3912988A (en) * | 1973-01-29 | 1975-10-14 | Fischer & Porter Co | Capacitive detector for an electronic differential pressure transmitter |
| FR2312026A1 (fr) * | 1975-05-21 | 1976-12-17 | Fischer & Porter Co | Transmetteur de pression differentielle a boucle ouverte avec fleau a amplitude de mouvement terminal limitee dans une gamme quasi-lineaire |
| DE2932025A1 (de) * | 1978-08-17 | 1980-02-28 | Fuji Electric Co Ltd | Schaltungsanordnung zur umsetzung einer mechanischen verstellung in ein gleichstromsignal |
-
1981
- 1981-03-17 FR FR8105330A patent/FR2482296A1/fr active Granted
- 1981-03-17 DE DE19813110295 patent/DE3110295A1/de not_active Withdrawn
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3595084A (en) * | 1970-02-27 | 1971-07-27 | Continental Can Co | Digital transducer system |
| FR2158354A1 (OSRAM) * | 1971-11-02 | 1973-06-15 | Philips Nv | |
| US3912988A (en) * | 1973-01-29 | 1975-10-14 | Fischer & Porter Co | Capacitive detector for an electronic differential pressure transmitter |
| FR2312026A1 (fr) * | 1975-05-21 | 1976-12-17 | Fischer & Porter Co | Transmetteur de pression differentielle a boucle ouverte avec fleau a amplitude de mouvement terminal limitee dans une gamme quasi-lineaire |
| DE2932025A1 (de) * | 1978-08-17 | 1980-02-28 | Fuji Electric Co Ltd | Schaltungsanordnung zur umsetzung einer mechanischen verstellung in ein gleichstromsignal |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0105120A3 (en) * | 1982-09-30 | 1987-01-14 | International Business Machines Corporation | Method and apparatus for measuring signals from differential sensors |
| GR880100147A (en) * | 1987-03-13 | 1989-01-31 | Critikon Inc | Pump control system |
| GR880100151A (en) * | 1987-03-13 | 1989-01-31 | Critikon Inc | Improved pressure detector for pumps |
| EP0282323A3 (en) * | 1987-03-13 | 1990-08-22 | Critikon, Inc. | Pump control system |
| EP0282324A3 (en) * | 1987-03-13 | 1990-09-05 | Critikon, Inc. | Improved pump pressure sensor |
| EP0589505A1 (en) * | 1987-03-13 | 1994-03-30 | Fresenius AG | Pump control system |
| CN110864829A (zh) * | 2019-11-28 | 2020-03-06 | 浙江盾安轨道交通设备有限公司 | 一种压力检测装置、系统和减振器 |
| CN112284426A (zh) * | 2020-10-19 | 2021-01-29 | 上海恩邦自动化仪表股份有限公司 | 高精度金属电容传感器 |
| CN112284426B (zh) * | 2020-10-19 | 2023-03-24 | 上海恩邦自动化仪表股份有限公司 | 高精度金属电容传感器 |
Also Published As
| Publication number | Publication date |
|---|---|
| DE3110295A1 (de) | 1982-02-04 |
| FR2482296B1 (OSRAM) | 1984-07-06 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP0098796B1 (fr) | Elément sensible pour capteur de contraintes et capteur en faisant application | |
| EP1056997B1 (fr) | Capteur de pression differentielle | |
| EP2462418B1 (fr) | Capteur de pression capacitif integrant une mesure de temperature compatible avec les milieux chauds | |
| CN108369148B (zh) | 具有至少一个温度换能器的陶瓷压力测量单元和具有此类压力测量单元的压力传感器 | |
| FR2631120A1 (fr) | Dispositif de mesure a capacite variable | |
| EP0194953B1 (fr) | Capteur intégré de grandeurs mécaniques à effet capacitif et procédé de fabrication | |
| FR2466010A1 (fr) | Transducteur a six degres de liberte | |
| EP0101669A2 (fr) | Capteur de mesure muni d'un résonateur piézo-électrique compensé en température | |
| EP0299825B1 (fr) | Accéléromètre pendulaire à rééquilibrage | |
| FR2531533A1 (fr) | Capteur piezo-electrique de pression et/ou de temperature | |
| EP0194493A1 (fr) | Dispositif pour la mesure de dimensions internes d'un tube, notamment dans un puits et procédé de mesure de déplacement applicable à un tel dispositif | |
| US4366716A (en) | Pressure transducer | |
| FR2482296A1 (fr) | Transducteur de pression | |
| FR2858053A1 (fr) | Capteur de pression pour chambre de combustion, comportant une membrane metallique munie d'une couche metallique mince piezoresistive | |
| EP0015836B1 (fr) | Capteur de pression à ondes élastiques de surface | |
| EP3304020B1 (fr) | Dispositif de detection de pression | |
| FR2739190A1 (fr) | Transducteur monolithique d'acceleration | |
| FR2572519A1 (fr) | Detecteur de niveau a transducteur electro-mecanique | |
| EP1353185B1 (fr) | Capteur inertiel à sonde de température intégrée | |
| EP0117810B1 (fr) | Dispositif de contrôle des charges électriques mobiles dans un circuit intégré en technologie MOS | |
| FR2602334A1 (fr) | Capteur de pression | |
| EP0931250B1 (fr) | Cellule de conversion d'une pression differentielle en signal electrique | |
| FR2950692A1 (fr) | Dispositif de capteur et procede de fabrication d'un tel dispositif de capteur | |
| FR3037141A1 (fr) | Dispositif de detection de pression | |
| EP3455637B1 (fr) | Accelerometre vibrant precontraint |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| TP | Transmission of property | ||
| ST | Notification of lapse |