JP6659834B2 - 過圧保護付き圧力送信器 - Google Patents
過圧保護付き圧力送信器 Download PDFInfo
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- JP6659834B2 JP6659834B2 JP2018516520A JP2018516520A JP6659834B2 JP 6659834 B2 JP6659834 B2 JP 6659834B2 JP 2018516520 A JP2018516520 A JP 2018516520A JP 2018516520 A JP2018516520 A JP 2018516520A JP 6659834 B2 JP6659834 B2 JP 6659834B2
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- process fluid
- pressure sensor
- overpressure
- pressure
- pressure transmitter
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- 238000009530 blood pressure measurement Methods 0.000 description 3
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Images
Classifications
-
- 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
- G01L19/06—Means for preventing overload or deleterious influence of the measured medium on the measuring device or vice versa
- G01L19/0618—Overload protection
-
- 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
- G01L19/0007—Fluidic connecting means
- G01L19/0046—Fluidic connecting means using isolation membranes
-
- 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
- G01L19/06—Means for preventing overload or deleterious influence of the measured medium on the measuring device or vice versa
-
- 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
- G01L9/0041—Transmitting or indicating the displacement of flexible diaphragms
- G01L9/0051—Transmitting or indicating the displacement of flexible diaphragms using variations in ohmic resistance
- G01L9/006—Transmitting or indicating the displacement of flexible diaphragms using variations in ohmic resistance of metallic strain gauges fixed to an element other than the pressure transmitting diaphragm
- G01L9/0064—Transmitting or indicating the displacement of flexible diaphragms using variations in ohmic resistance of metallic strain gauges fixed to an element other than the pressure transmitting diaphragm the element and the diaphragm being in intimate contact
-
- 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
- G01L9/0041—Transmitting or indicating the displacement of flexible diaphragms
- G01L9/0072—Transmitting or indicating the displacement of flexible diaphragms using variations in capacitance
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Fluid Pressure (AREA)
- Pressure Sensors (AREA)
Description
Claims (15)
- プロセス流体圧力送信器であって、
圧力に応答する圧力センサの変形に応じて変化する電気的特性を有する圧力センサと、
前記圧力センサに結合され且つ前記電気的特性の指示を提供するように構成された測定回路と、
前記プロセス流体に接触し且つプロセス流体圧力に応答して変形するように構成された分離ダイアフラムと、
前記分離ダイアフラムを前記圧力センサに流体的に連結させる実質的に非圧縮性の充填流体と、及び
前記充填流体に連結された過圧適合構造体と、を備え、
前記過圧適合構造体は、選択された閾値よりも低い圧力で剛体であり、前記選択された閾値よりも高い圧力に応答して変形するように構成された剛体/可撓性ダイアフラムを含み、
前記剛体/可撓性ダイアフラムは、第1の圧力センサモジュール部分と第2の圧力センサモジュール部分との間に搭載され、充填流体通路が、前記分離ダイアフラムから前記第1及び第2の圧力センサモジュール部分を通って前記圧力センサが連結されている空洞まで延在し、
前記過圧適合構造体は、シリンダ状に形成されている、
前記プロセス流体圧力送信器。 - 前記剛体/可撓性ダイアフラムは、実質的に非圧縮性の充填流体に接触する第1の側面と、第2流体容積部に接触する第2の側面とを有する、請求項1に記載のプロセス流体圧力送信器。
- セラミックディスクが、前記空洞内に配置されている、請求項1に記載のプロセス流体圧力送信器。
- 前記圧力センサは、シリコンダイから形成されている、請求項1に記載のプロセス流体圧力送信器。
- 前記圧力センサは、歪ゲージ圧力センサである、請求項4に記載のプロセス流体圧力送信器。
- 前記圧力センサは、容量性圧力センサである、請求項4に記載のプロセス流体圧力送信器。
- 前記選択された閾値は、前記プロセス流体圧力送信器の上方測定範囲より約20%高い、請求項1に記載のプロセス流体圧力送信器。
- プロセス流体圧力送信器であって、
圧力に応答する圧力センサの変形に応じて変化する電気的特性を有する圧力センサと、
前記圧力センサに連結され且つ前記電気的特性の指示を提供するように構成された測定回路と、
プロセス流体に接触し且つプロセス流体圧力に応答して変形するように構成された分離ダイアフラムと、
前記分離ダイアフラムを前記圧力センサに流体的に連結する実質的に非圧縮性の充填流体と、
前記圧力センサに近接して配置され且つ流体的に連結された空洞と、及び
前記空洞内に配置され且つ前記分離ダイアフラムを最底部に達せさせることを可能にするために、十分な容積を生成するように過圧に応答して変形するように構成された過圧適合構造体と、を含み、
前記過圧適合構造体は、シリンダ状に形成されている、
前記プロセス流体圧力送信器。 - 前記過圧適合構造体は、前記シリンダの第1の面から前記シリンダの反対面へ延在しているオイルチャネルを含む、請求項8に記載のプロセス流体圧力送信器。
- 前記過圧適合構造体は、中空の金属シリンダで形成されている、請求項8に記載のプロセス流体圧力送信器。
- 前記過圧適合構造体は、NiSpan-C Alloy 902で形成されている、請求項10に記載のプロセス流体圧力送信器。
- 前記過圧適合構造体は、ポリマーで形成されている、請求項8に記載のプロセス流体圧力送信器。
- 前記過圧適合構造体は、発泡セラミックで形成されている、請求項8に記載のプロセス流体圧力送信器。
- 過圧適合構造体が過圧に応答して変形しはじめる圧力は、前記プロセス流体圧力送信器の上方測定範囲よりも約20%高い、請求項8に記載のプロセス流体圧力送信器。
- 前記過圧適合構造体は、過圧状態が過ぎ去った後に、元の形状及びサイズに戻るように構成されている、請求項8に記載のプロセス流体圧力送信器。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/RU2015/000632 WO2017058046A1 (en) | 2015-09-30 | 2015-09-30 | Pressure transmitter with overpressure protection |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2018536150A JP2018536150A (ja) | 2018-12-06 |
JP6659834B2 true JP6659834B2 (ja) | 2020-03-04 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2018516520A Active JP6659834B2 (ja) | 2015-09-30 | 2015-09-30 | 過圧保護付き圧力送信器 |
Country Status (7)
Country | Link |
---|---|
US (1) | US10048152B2 (ja) |
EP (1) | EP3356777B1 (ja) |
JP (1) | JP6659834B2 (ja) |
CN (1) | CN107209076B (ja) |
CA (1) | CA2999969C (ja) |
RU (1) | RU2693732C1 (ja) |
WO (1) | WO2017058046A1 (ja) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
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DE102015110351A1 (de) * | 2015-06-26 | 2016-12-29 | Endress + Hauser Gmbh + Co. Kg | Druckübertragungsmodul und Druckmessaufnehmer mit einem Druckübertragungsmodul |
ITUA20162832A1 (it) * | 2016-04-22 | 2017-10-22 | Eltek Spa | Dispositivo sensore, particolarmente un sensore di pressione |
DE102017212838B4 (de) * | 2017-07-26 | 2024-08-22 | Robert Bosch Gmbh | Drucksensoranordnung, Messvorrichtung und Verfahren zu deren Herstellung |
WO2019222598A1 (en) | 2018-05-17 | 2019-11-21 | Rosemount Inc. | Measuring element and measuring device comprising the same |
US11002582B2 (en) * | 2018-09-28 | 2021-05-11 | Rosemount Inc. | Process transmitter with thermal fluid detection for decreasing damage to the process transmitter components |
US10767673B2 (en) | 2018-10-24 | 2020-09-08 | Mueller International, Llc | Over-pressure protection system |
US11262771B2 (en) * | 2019-09-23 | 2022-03-01 | Rosemount Inc. | High pressure capsule and header for process fluid pressure transmitter |
JP2023506457A (ja) | 2019-12-10 | 2023-02-16 | バーンズ グループ インコーポレーテッド | 無線センサ、格納媒体及びスマートデバイスアプリ方法 |
US11656138B2 (en) | 2020-06-19 | 2023-05-23 | Rosemount Inc. | Pressure sensor assembly |
RU206162U1 (ru) * | 2021-03-30 | 2021-08-26 | Акционерное общество "Промышленная группа "Метран" (АО "ПГ "Метран") | Датчик давления с компенсацией изменения объема жидкости при её кристаллизации |
CN113203518B (zh) * | 2021-07-05 | 2021-09-07 | 胜利油田东强机电设备制造有限公司 | 一种具有超压保护的压力变送器 |
CN118500618B (zh) * | 2024-07-18 | 2024-09-13 | 常州天利智能控制股份有限公司 | 一种具有防护功能的抗压变送器 |
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JP2009192288A (ja) * | 2008-02-13 | 2009-08-27 | Hitachi High-Tech Control Systems Corp | 差圧・圧力伝送器とその製造方法 |
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WO2015006977A1 (en) * | 2013-07-19 | 2015-01-22 | Rosemount Inc. | Pressure transmitter having an isolation assembly with a two-piece isolator plug |
JP2015169594A (ja) * | 2014-03-10 | 2015-09-28 | 横河電機株式会社 | ダイアフラム |
US9816889B2 (en) * | 2015-01-30 | 2017-11-14 | Omega Engineering, Inc. | Differential pressure sensing device with overload protection |
-
2015
- 2015-09-30 CA CA2999969A patent/CA2999969C/en not_active Expired - Fee Related
- 2015-09-30 WO PCT/RU2015/000632 patent/WO2017058046A1/en active Application Filing
- 2015-09-30 JP JP2018516520A patent/JP6659834B2/ja active Active
- 2015-09-30 RU RU2018115995A patent/RU2693732C1/ru active
- 2015-09-30 EP EP15905518.5A patent/EP3356777B1/en active Active
- 2015-09-30 CN CN201580002871.XA patent/CN107209076B/zh active Active
-
2016
- 2016-05-06 US US15/148,316 patent/US10048152B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
CA2999969A1 (en) | 2017-04-06 |
EP3356777A1 (en) | 2018-08-08 |
RU2693732C1 (ru) | 2019-07-04 |
EP3356777A4 (en) | 2019-09-11 |
US20170089793A1 (en) | 2017-03-30 |
CN107209076A (zh) | 2017-09-26 |
CA2999969C (en) | 2020-04-28 |
WO2017058046A1 (en) | 2017-04-06 |
US10048152B2 (en) | 2018-08-14 |
EP3356777B1 (en) | 2023-03-01 |
CN107209076B (zh) | 2020-06-12 |
JP2018536150A (ja) | 2018-12-06 |
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