DE69219762D1 - Kompensator des statischen drucks für druckwandler - Google Patents
Kompensator des statischen drucks für druckwandlerInfo
- Publication number
- DE69219762D1 DE69219762D1 DE69219762T DE69219762T DE69219762D1 DE 69219762 D1 DE69219762 D1 DE 69219762D1 DE 69219762 T DE69219762 T DE 69219762T DE 69219762 T DE69219762 T DE 69219762T DE 69219762 D1 DE69219762 D1 DE 69219762D1
- Authority
- DE
- Germany
- Prior art keywords
- pressure
- compensator
- transducers
- static
- static pressure
- 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.)
- Expired - Fee Related
Links
Classifications
-
- 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)
- Measuring Fluid Pressure (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/667,320 US5163326A (en) | 1991-03-08 | 1991-03-08 | Line pressure compensator for a pressure transducer |
PCT/US1992/001683 WO1992015850A1 (en) | 1991-03-08 | 1992-03-02 | Line pressure compensator for a pressure transducer |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69219762D1 true DE69219762D1 (de) | 1997-06-19 |
DE69219762T2 DE69219762T2 (de) | 1997-08-28 |
Family
ID=24677749
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69219762T Expired - Fee Related DE69219762T2 (de) | 1991-03-08 | 1992-03-02 | Kompensator des statischen drucks für druckwandler |
Country Status (6)
Country | Link |
---|---|
US (1) | US5163326A (de) |
EP (1) | EP0574539B1 (de) |
JP (1) | JP3190337B2 (de) |
CA (1) | CA2101440A1 (de) |
DE (1) | DE69219762T2 (de) |
WO (1) | WO1992015850A1 (de) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5237285A (en) * | 1991-10-18 | 1993-08-17 | Rosemount Inc. | Method and apparatus for capacitance temperature compensation and manufacturability in a dual plate capacitive pressure transmitter |
US5438880A (en) * | 1994-05-17 | 1995-08-08 | United Technologies Corporation | Electrostatic linear airspeed transducer |
US5616846A (en) * | 1994-10-27 | 1997-04-01 | Kwasnik; Joseph W. | Method and apparatus for current regulation and temperature compensation |
US6879056B2 (en) * | 2000-12-29 | 2005-04-12 | Intel Corporation | Converting sensed signals |
DE10229703A1 (de) * | 2002-07-02 | 2004-01-15 | Endress + Hauser Gmbh + Co. Kg | Kapazitiver Drucksensor |
JP4525222B2 (ja) * | 2004-07-21 | 2010-08-18 | 富士電機システムズ株式会社 | 静電容量式圧力測定装置 |
CN100427911C (zh) * | 2006-11-03 | 2008-10-22 | 沈阳仪表科学研究院 | 电容差压传感器静压影响补偿方法 |
NL2003266A1 (nl) | 2008-08-11 | 2010-02-15 | Asml Holding Nv | Multi nozzle proximity sensor employing common sensing and nozzle shaping. |
US8234927B2 (en) * | 2010-06-08 | 2012-08-07 | Rosemount Inc. | Differential pressure sensor with line pressure measurement |
US9038476B2 (en) * | 2012-09-27 | 2015-05-26 | Rosemount Inc. | Pressure transmitter with fill tube |
US10309997B2 (en) * | 2013-03-15 | 2019-06-04 | Infineon Technologies Ag | Apparatus and a method for generating a sensor signal indicating information on a capacitance of a variable capacitor comprising a variable capacitance |
US11046575B2 (en) * | 2017-10-31 | 2021-06-29 | Encite Llc | Broad range micro pressure sensor |
WO2020072911A1 (en) * | 2018-10-05 | 2020-04-09 | Avgi Engineering, Inc. | Differential pressure transmitter with intrinsic verification |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4091683A (en) * | 1976-09-27 | 1978-05-30 | Panex, Inc. | Single channel electrical comparative measuring system |
US4370890A (en) * | 1980-10-06 | 1983-02-01 | Rosemount Inc. | Capacitive pressure transducer with isolated sensing diaphragm |
US4457179A (en) * | 1981-03-16 | 1984-07-03 | The Bendix Corporation | Differential pressure measuring system |
DE3414896A1 (de) * | 1984-04-19 | 1985-10-24 | Philips Patentverwaltung Gmbh, 2000 Hamburg | Vorrichtung zur verringerung der temperaturabhaengigkeit eines kapazitiven einkammerdifferenzdrucksensors |
US4791352A (en) * | 1986-07-17 | 1988-12-13 | Rosemount Inc. | Transmitter with vernier measurement |
JP2544435B2 (ja) * | 1988-04-06 | 1996-10-16 | 株式会社日立製作所 | 多機能センサ |
US4878012A (en) * | 1988-06-10 | 1989-10-31 | Rosemount Inc. | Charge balanced feedback transmitter |
JPH047460A (ja) * | 1990-04-24 | 1992-01-10 | Matsushita Electric Works Ltd | 床パネル |
-
1991
- 1991-03-08 US US07/667,320 patent/US5163326A/en not_active Expired - Lifetime
-
1992
- 1992-03-02 EP EP92908775A patent/EP0574539B1/de not_active Expired - Lifetime
- 1992-03-02 WO PCT/US1992/001683 patent/WO1992015850A1/en active IP Right Grant
- 1992-03-02 CA CA002101440A patent/CA2101440A1/en not_active Abandoned
- 1992-03-02 JP JP50824892A patent/JP3190337B2/ja not_active Expired - Fee Related
- 1992-03-02 DE DE69219762T patent/DE69219762T2/de not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP0574539A1 (de) | 1993-12-22 |
JPH06507487A (ja) | 1994-08-25 |
EP0574539B1 (de) | 1997-05-14 |
EP0574539A4 (de) | 1994-02-23 |
US5163326A (en) | 1992-11-17 |
DE69219762T2 (de) | 1997-08-28 |
CA2101440A1 (en) | 1992-09-09 |
JP3190337B2 (ja) | 2001-07-23 |
WO1992015850A1 (en) | 1992-09-17 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |