DE3151248A1 - "druckmesswertwandler" - Google Patents
"druckmesswertwandler"Info
- Publication number
- DE3151248A1 DE3151248A1 DE3151248A DE3151248A DE3151248A1 DE 3151248 A1 DE3151248 A1 DE 3151248A1 DE 3151248 A DE3151248 A DE 3151248A DE 3151248 A DE3151248 A DE 3151248A DE 3151248 A1 DE3151248 A1 DE 3151248A1
- Authority
- DE
- Germany
- Prior art keywords
- pressure
- membrane
- chamber
- transducer
- diaphragm
- 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.)
- Ceased
Links
- 239000012528 membrane Substances 0.000 claims description 84
- 239000012530 fluid Substances 0.000 claims description 30
- 238000000926 separation method Methods 0.000 claims description 3
- 208000010201 Exanthema Diseases 0.000 claims 1
- 241000218378 Magnolia Species 0.000 claims 1
- 201000005884 exanthem Diseases 0.000 claims 1
- 206010037844 rash Diseases 0.000 claims 1
- 230000003068 static effect Effects 0.000 description 24
- 238000005259 measurement Methods 0.000 description 9
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 6
- 229910052710 silicon Inorganic materials 0.000 description 6
- 239000010703 silicon Substances 0.000 description 6
- 239000003921 oil Substances 0.000 description 5
- 239000010935 stainless steel Substances 0.000 description 4
- 229910001220 stainless steel Inorganic materials 0.000 description 4
- 230000006870 function Effects 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- 239000000758 substrate Substances 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000003822 epoxy resin Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 229920000647 polyepoxide Polymers 0.000 description 2
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- 241000196324 Embryophyta Species 0.000 description 1
- 235000010678 Paulownia tomentosa Nutrition 0.000 description 1
- 240000002834 Paulownia tomentosa Species 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 239000012080 ambient air Substances 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000007872 degassing Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000003292 diminished effect Effects 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000003306 harvesting Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 229910052594 sapphire Inorganic materials 0.000 description 1
- 239000010980 sapphire Substances 0.000 description 1
- 229910052596 spinel Inorganic materials 0.000 description 1
- 239000011029 spinel Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000012549 training Methods 0.000 description 1
- 238000007740 vapor deposition Methods 0.000 description 1
Classifications
-
- 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
- G01L19/02—Arrangements for preventing, or for compensating for, effects of inclination or acceleration of the measuring device; Zero-setting means
-
- 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
- G01L9/02—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 ohmic resistance, e.g. of potentiometers, electric circuits therefor, e.g. bridges, amplifiers or signal conditioning
- G01L9/06—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 ohmic resistance, e.g. of potentiometers, electric circuits therefor, e.g. bridges, amplifiers or signal conditioning of piezo-resistive devices
- G01L9/065—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 ohmic resistance, e.g. of potentiometers, electric circuits therefor, e.g. bridges, amplifiers or signal conditioning of piezo-resistive devices with temperature compensating means
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Fluid Pressure (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US21941880A | 1980-12-22 | 1980-12-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE3151248A1 true DE3151248A1 (de) | 1982-09-02 |
Family
ID=22819194
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE3151248A Ceased DE3151248A1 (de) | 1980-12-22 | 1981-12-22 | "druckmesswertwandler" |
Country Status (5)
| Country | Link |
|---|---|
| DE (1) | DE3151248A1 (it) |
| FR (1) | FR2496885B1 (it) |
| GB (1) | GB2090417B (it) |
| IT (1) | IT1194839B (it) |
| MX (1) | MX151554A (it) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3421515A1 (de) * | 1983-06-13 | 1984-12-20 | Interatom Internationale Atomreaktorbau Gmbh, 5060 Bergisch Gladbach | Prandtlsches staurohr fuer instationaere geschwindigkeitsmessung |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2159953B (en) * | 1984-05-31 | 1987-08-12 | Stc Plc | Variable resistance piezo-resistive devices |
| GB2175398A (en) * | 1985-05-21 | 1986-11-26 | Stc Plc | Pressure transducer |
| US4802370A (en) * | 1986-12-29 | 1989-02-07 | Halliburton Company | Transducer and sensor apparatus and method |
| SE514106C2 (sv) * | 1999-05-06 | 2001-01-08 | Eletta Ab | Flödesmätare |
| US7401522B2 (en) * | 2005-05-26 | 2008-07-22 | Rosemount Inc. | Pressure sensor using compressible sensor body |
| CN111442807A (zh) * | 2020-05-08 | 2020-07-24 | 上海朝辉压力仪器有限公司 | 一种基于ZigBee网络的高灵敏度多参数流量计 |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2746105A1 (de) * | 1976-11-08 | 1978-05-18 | Bendix Corp | Drucksensor mit mehreren funktionen |
| US4161887A (en) * | 1977-09-02 | 1979-07-24 | Bourns, Inc. | Media independent differential pressure transducer |
| DE2951854A1 (de) * | 1978-12-22 | 1980-06-26 | Hitachi Ltd | Differenzdruck-messumformer |
| DE3130118A1 (de) * | 1980-07-25 | 1982-03-18 | Bourns Instruments, Inc., 92506 Riverside, Calif. | Differentialdruckuebertrager |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3559488A (en) * | 1969-08-20 | 1971-02-02 | Honeywell Inc | Differential pressure measuring apparatus |
| US4203327A (en) * | 1978-06-29 | 1980-05-20 | Honeywell Inc. | Piezoresistive silicon strain sensors and pressure transducers incorporating them |
-
1981
- 1981-12-18 IT IT49949/81A patent/IT1194839B/it active
- 1981-12-21 FR FR8123846A patent/FR2496885B1/fr not_active Expired
- 1981-12-22 GB GB8138632A patent/GB2090417B/en not_active Expired
- 1981-12-22 DE DE3151248A patent/DE3151248A1/de not_active Ceased
-
1982
- 1982-01-04 MX MX190742A patent/MX151554A/es unknown
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2746105A1 (de) * | 1976-11-08 | 1978-05-18 | Bendix Corp | Drucksensor mit mehreren funktionen |
| US4161887A (en) * | 1977-09-02 | 1979-07-24 | Bourns, Inc. | Media independent differential pressure transducer |
| DE2951854A1 (de) * | 1978-12-22 | 1980-06-26 | Hitachi Ltd | Differenzdruck-messumformer |
| DE3130118A1 (de) * | 1980-07-25 | 1982-03-18 | Bourns Instruments, Inc., 92506 Riverside, Calif. | Differentialdruckuebertrager |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3421515A1 (de) * | 1983-06-13 | 1984-12-20 | Interatom Internationale Atomreaktorbau Gmbh, 5060 Bergisch Gladbach | Prandtlsches staurohr fuer instationaere geschwindigkeitsmessung |
Also Published As
| Publication number | Publication date |
|---|---|
| MX151554A (es) | 1984-12-13 |
| GB2090417A (en) | 1982-07-07 |
| GB2090417B (en) | 1984-07-04 |
| FR2496885B1 (fr) | 1985-07-12 |
| IT8149949A0 (it) | 1981-12-18 |
| IT1194839B (it) | 1988-09-28 |
| FR2496885A1 (fr) | 1982-06-25 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8110 | Request for examination paragraph 44 | ||
| 8125 | Change of the main classification |
Ipc: G01L 13/06 |
|
| 8126 | Change of the secondary classification |
Free format text: G01L 9/08 G01F 1/34 |
|
| 8131 | Rejection |