RU2323416C2 - Устройство регулирования расхода с мультисенсорами - Google Patents
Устройство регулирования расхода с мультисенсорами Download PDFInfo
- Publication number
- RU2323416C2 RU2323416C2 RU2005131574/28A RU2005131574A RU2323416C2 RU 2323416 C2 RU2323416 C2 RU 2323416C2 RU 2005131574/28 A RU2005131574/28 A RU 2005131574/28A RU 2005131574 A RU2005131574 A RU 2005131574A RU 2323416 C2 RU2323416 C2 RU 2323416C2
- Authority
- RU
- Russia
- Prior art keywords
- pressure
- fluid
- flow
- temperature
- inlet
- Prior art date
Links
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
- G01F1/05—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects
- G01F1/34—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects by measuring pressure or differential pressure
- G01F1/36—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects by measuring pressure or differential pressure the pressure or differential pressure being created by the use of flow constriction
- G01F1/40—Details of construction of the flow constriction devices
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
- G01F1/05—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects
- G01F1/34—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects by measuring pressure or differential pressure
- G01F1/36—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects by measuring pressure or differential pressure the pressure or differential pressure being created by the use of flow constriction
- G01F1/363—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects by measuring pressure or differential pressure the pressure or differential pressure being created by the use of flow constriction with electrical or electro-mechanical indication
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F15/00—Details of, or accessories for, apparatus of groups G01F1/00 - G01F13/00 insofar as such details or appliances are not adapted to particular types of such apparatus
- G01F15/02—Compensating or correcting for variations in pressure, density or temperature
- G01F15/022—Compensating or correcting for variations in pressure, density or temperature using electrical means
Landscapes
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Volume Flow (AREA)
- Flow Control (AREA)
- Details Of Flowmeters (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US10/387,088 US6843139B2 (en) | 2003-03-12 | 2003-03-12 | Flow instrument with multisensors |
| US10/387,088 | 2003-03-12 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| RU2005131574A RU2005131574A (ru) | 2006-02-10 |
| RU2323416C2 true RU2323416C2 (ru) | 2008-04-27 |
Family
ID=32961819
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RU2005131574/28A RU2323416C2 (ru) | 2003-03-12 | 2004-03-11 | Устройство регулирования расхода с мультисенсорами |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US6843139B2 (enExample) |
| JP (1) | JP2006519997A (enExample) |
| CN (1) | CN100363717C (enExample) |
| DE (1) | DE112004000430T5 (enExample) |
| RU (1) | RU2323416C2 (enExample) |
| WO (1) | WO2004081500A2 (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2765405C2 (ru) * | 2017-05-23 | 2022-01-28 | Б. Браун Мельзунген Аг | Сенсорная система |
Families Citing this family (71)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7096738B2 (en) * | 2004-03-18 | 2006-08-29 | Rosemount Inc. | In-line annular seal-based pressure device |
| WO2005095902A1 (en) * | 2004-03-25 | 2005-10-13 | Rosemount Inc. | Simplified fluid property measurement |
| US20050267413A1 (en) * | 2004-05-26 | 2005-12-01 | Wang Jong H | Flow monitoring devices and methods of use |
| US7255012B2 (en) * | 2004-12-01 | 2007-08-14 | Rosemount Inc. | Process fluid flow device with variable orifice |
| US7201066B1 (en) * | 2005-03-30 | 2007-04-10 | The Board Of Regents For Oklahoma State University | System for automatic tire inflation |
| US20090250116A1 (en) * | 2006-07-10 | 2009-10-08 | Hong Sa-Mun | Flow rate controlling apparatus |
| KR101268524B1 (ko) * | 2006-07-10 | 2013-05-28 | 삼성전자주식회사 | 유량제어장치 |
| US7726186B2 (en) * | 2006-07-19 | 2010-06-01 | Degree Controls, Inc. | Airflow sensor for filter blockage detection |
| US7896045B2 (en) * | 2006-11-13 | 2011-03-01 | The Board Of Regents For Oklahoma State University | Apparatus for delivering air through powered axle assemblies |
| DE102007014898A1 (de) * | 2007-03-26 | 2008-10-02 | Vega Grieshaber Kg | Messzellenanordnung, insbesondere Druckmesszellenanordnung |
| DE102007030699A1 (de) | 2007-06-30 | 2009-01-15 | Endress + Hauser Flowtec Ag | Meßsystem für ein in einer Prozeßleitung strömendes Medium |
| DE102007030690A1 (de) | 2007-06-30 | 2009-05-07 | Endress + Hauser Flowtec Ag | Meßsystem für ein in einer Prozeßleitung strömendes Medium |
| DE102007030691A1 (de) | 2007-06-30 | 2009-01-02 | Endress + Hauser Flowtec Ag | Meßsystem für ein in einer Prozeßleitung strömendes Medium |
| DE102007030700A1 (de) | 2007-06-30 | 2009-05-07 | Endress + Hauser Flowtec Ag | Meßsystem für ein in einer Prozeßleitung strömendes Medium |
| US7826991B2 (en) * | 2007-07-25 | 2010-11-02 | Rosemount Inc. | Temperature-averaging field device compensation |
| US8234298B2 (en) * | 2007-07-25 | 2012-07-31 | International Business Machines Corporation | System and method for determining driving factor in a data cube |
| US20090093774A1 (en) * | 2007-10-04 | 2009-04-09 | Baxter International Inc. | Ambulatory pump with intelligent flow control |
| US8215157B2 (en) * | 2007-10-04 | 2012-07-10 | Baxter International Inc. | System and method for measuring liquid viscosity in a fluid delivery system |
| CN101430216B (zh) * | 2007-11-05 | 2015-11-25 | 北京七星华创电子股份有限公司 | 质量流量传感器及控制系统及其实现质量流量控制的方法 |
| WO2009110895A1 (en) * | 2008-03-05 | 2009-09-11 | Brooks Instrument, Llc | A system, method, and computer program for determining fluid flow rate using a pressure sensor and a thermal mass flow sensor |
| RU2453931C1 (ru) * | 2008-05-27 | 2012-06-20 | Роузмаунт, Инк. | Улучшенная компенсация температуры многопараметрического датчика давления |
| US8042401B2 (en) * | 2008-06-12 | 2011-10-25 | Rosemount, Inc. | Isolation system for process pressure measurement |
| US7826986B2 (en) * | 2008-09-26 | 2010-11-02 | Advanced Energy Industries, Inc. | Method and system for operating a mass flow controller |
| CN105068565A (zh) * | 2008-10-27 | 2015-11-18 | 罗斯蒙德公司 | 具有快速响应流量计算的多变量流体流量测量设备 |
| JP5220642B2 (ja) * | 2009-02-05 | 2013-06-26 | サーパス工業株式会社 | 差圧式流量計および流量コントローラ |
| DE102009040542A1 (de) * | 2009-09-08 | 2011-03-10 | Bürkert Werke GmbH | Vorrichtung und Verfahren zum Durchflussmessen oder -regeln |
| US8656772B2 (en) | 2010-03-22 | 2014-02-25 | Honeywell International Inc. | Flow sensor with pressure output signal |
| US8113046B2 (en) | 2010-03-22 | 2012-02-14 | Honeywell International Inc. | Sensor assembly with hydrophobic filter |
| US8397586B2 (en) * | 2010-03-22 | 2013-03-19 | Honeywell International Inc. | Flow sensor assembly with porous insert |
| US8756990B2 (en) | 2010-04-09 | 2014-06-24 | Honeywell International Inc. | Molded flow restrictor |
| US8418549B2 (en) | 2011-01-31 | 2013-04-16 | Honeywell International Inc. | Flow sensor assembly with integral bypass channel |
| US9003877B2 (en) | 2010-06-15 | 2015-04-14 | Honeywell International Inc. | Flow sensor assembly |
| US8695417B2 (en) | 2011-01-31 | 2014-04-15 | Honeywell International Inc. | Flow sensor with enhanced flow range capability |
| JP2012208061A (ja) * | 2011-03-30 | 2012-10-25 | Azbil Corp | フローセンサ |
| KR101269541B1 (ko) * | 2011-05-30 | 2013-06-04 | 한국수력원자력 주식회사 | 배관 내 유체 흐름 감시 장치 및 방법 |
| US8578783B2 (en) * | 2011-09-26 | 2013-11-12 | Rosemount Inc. | Process fluid pressure transmitter with separated sensor and sensor electronics |
| CN104114989B (zh) * | 2012-03-06 | 2016-02-17 | 罗斯蒙特公司 | 海底应用的远程密封件压力测量系统 |
| US9052217B2 (en) | 2012-11-09 | 2015-06-09 | Honeywell International Inc. | Variable scale sensor |
| CN105102868B (zh) * | 2013-03-08 | 2017-05-24 | 株式会社富士金 | 流体控制装置以及流体控制装置上的热传感器设置结构 |
| WO2014164336A1 (en) * | 2013-03-12 | 2014-10-09 | Illinois Tool Works Inc. | Mass flow controller with near field communication and/or usb interface |
| DE102013010170B4 (de) * | 2013-06-19 | 2015-01-08 | Krohne Messtechnik Gmbh | Messgerät |
| US9707369B2 (en) * | 2013-06-28 | 2017-07-18 | Vyaire Medical Capital Llc | Modular flow cassette |
| US9442031B2 (en) | 2013-06-28 | 2016-09-13 | Rosemount Inc. | High integrity process fluid pressure probe |
| US9795757B2 (en) | 2013-06-28 | 2017-10-24 | Vyaire Medical Capital Llc | Fluid inlet adapter |
| US9962514B2 (en) | 2013-06-28 | 2018-05-08 | Vyaire Medical Capital Llc | Ventilator flow valve |
| US9433743B2 (en) | 2013-06-28 | 2016-09-06 | Carefusion 303, Inc. | Ventilator exhalation flow valve |
| US9541098B2 (en) | 2013-06-28 | 2017-01-10 | Vyaire Medical Capital Llc | Low-noise blower |
| US9746359B2 (en) * | 2013-06-28 | 2017-08-29 | Vyaire Medical Capital Llc | Flow sensor |
| BR112015032320A2 (pt) * | 2013-06-28 | 2017-07-25 | Carefusion 303 Inc | sistema de ventilação |
| CA3174856A1 (en) * | 2013-07-12 | 2015-01-15 | John C. Karamanos | Fluid control measuring device |
| US9689769B2 (en) * | 2013-07-19 | 2017-06-27 | Rosemount Inc. | Pressure transmitter having an isolation assembly with a two-piece isolator plug |
| US9234776B2 (en) | 2013-09-26 | 2016-01-12 | Rosemount Inc. | Multivariable process fluid transmitter for high pressure applications |
| US9459170B2 (en) | 2013-09-26 | 2016-10-04 | Rosemount Inc. | Process fluid pressure sensing assembly for pressure transmitters subjected to high working pressure |
| DE102014112558A1 (de) * | 2014-09-01 | 2016-03-03 | Endress + Hauser Flowtec Ag | Sensorbaugruppe für einen Sensor, Sensor sowie damit gebildetes Meßsystem |
| US9638600B2 (en) | 2014-09-30 | 2017-05-02 | Rosemount Inc. | Electrical interconnect for pressure sensor in a process variable transmitter |
| CN107003682A (zh) * | 2014-12-04 | 2017-08-01 | 伊利诺斯工具制品有限公司 | 流量计的无线限流器 |
| US9952079B2 (en) | 2015-07-15 | 2018-04-24 | Honeywell International Inc. | Flow sensor |
| US11137779B2 (en) * | 2016-04-28 | 2021-10-05 | Fujikin Incorporated | Fluid control device, method for controlling fluid control device, and fluid control system |
| CN106404060B (zh) * | 2016-08-31 | 2019-01-15 | 贵州永红航空机械有限责任公司 | 一种流体温度和压力的通用测试装置 |
| DE102016122714A1 (de) * | 2016-11-24 | 2018-05-24 | Endress + Hauser Wetzer Gmbh + Co Kg | Kommunikations-Adapter für einen Transmitter eines Feldgeräts |
| CN107422754B (zh) * | 2017-09-01 | 2023-11-14 | 中国人民解放军军事科学院军事医学研究院 | 一种微量气体流速控制装置及控制方法 |
| US10948370B2 (en) * | 2018-04-10 | 2021-03-16 | The Boeing Company | Haptic pin field sensor and manipulator |
| WO2020060957A1 (en) * | 2018-09-18 | 2020-03-26 | Swagelok Company | Fluid monitoring module arrangements |
| US10883865B2 (en) | 2018-09-19 | 2021-01-05 | Swagelok Company | Flow restricting fluid component |
| CN113348339A (zh) * | 2019-01-25 | 2021-09-03 | 朗姆研究公司 | 基于压差的流量计 |
| US20210396560A1 (en) * | 2020-06-17 | 2021-12-23 | Rosemount Inc | Subsea multivariable transmitter |
| CN111982194B (zh) * | 2020-08-18 | 2023-03-28 | 成都一通密封股份有限公司 | 一种无线压力温度一体化传感器 |
| CN114623879A (zh) * | 2020-12-14 | 2022-06-14 | 宝能汽车集团有限公司 | 气体流量检测装置及其控制方法 |
| US20230268200A1 (en) * | 2022-02-23 | 2023-08-24 | Ichor Systems, Inc. | Fluid delivery module |
| USD1043392S1 (en) | 2022-11-30 | 2024-09-24 | Swagelok Company | Flow monitoring device |
| DE102024114506A1 (de) * | 2024-05-23 | 2025-11-27 | Bürkert Werke GmbH & Co. KG | Durchflussmessgerät sowie Massendurchflussregler und Massendurchflussmesser mit einem solchen Durchflussmessgerät |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5469749A (en) * | 1991-09-20 | 1995-11-28 | Hitachi, Ltd. | Multiple-function fluid measuring and transmitting apparatus |
| RU96120202A (ru) * | 1994-04-20 | 1998-12-27 | Роузмаунт Инк. | Процессорный клапанный регулятор |
| US6089097A (en) * | 1995-02-28 | 2000-07-18 | Rosemount Inc. | Elongated pressure sensor for a pressure transmitter |
| WO2001020282A1 (en) * | 1999-09-13 | 2001-03-22 | Rosemount Inc. | Process flow plate with temperature measurement feature |
| US6539813B1 (en) * | 1999-11-15 | 2003-04-01 | Smc Kabushiki Kaisha | Throttle structure and flow meter incorporated with throttle structure |
Family Cites Families (36)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3792609A (en) * | 1971-05-10 | 1974-02-19 | Tylan Corp | Flow splitter |
| JPS6014121A (ja) * | 1983-07-05 | 1985-01-24 | Esutetsuku:Kk | 層流素子 |
| JPS62226016A (ja) * | 1986-03-28 | 1987-10-05 | Toshiba Corp | 差圧式流量測定装置 |
| JPH0170120U (enExample) * | 1987-10-27 | 1989-05-10 | ||
| JP2871727B2 (ja) * | 1989-06-21 | 1999-03-17 | 東芝エンジニアリング株式会社 | 空気流量制御装置 |
| JPH041526A (ja) * | 1990-04-18 | 1992-01-07 | Tokyo Gas Co Ltd | 紋り流量計に於ける温度検出機構 |
| JPH05107090A (ja) * | 1991-10-21 | 1993-04-27 | Nissan Motor Co Ltd | 差圧流量計 |
| US5332005A (en) * | 1992-11-06 | 1994-07-26 | Aalborg Instruments & Controls, Inc. | Laminar flow element and method for metering fluid flow |
| JP3377574B2 (ja) | 1993-11-05 | 2003-02-17 | 株式会社技術開発総合研究所 | 差圧検出センサ |
| JPH0863235A (ja) * | 1994-08-24 | 1996-03-08 | Burutsukusu Instr Kk | 差圧式質量流量コントロール装置 |
| EP0839316B1 (en) * | 1995-07-17 | 2010-10-27 | Rosemount Inc. | Transmitter for providing a signal indicative of flow through a differential transducer using a simplified process |
| US5672832A (en) * | 1996-02-15 | 1997-09-30 | Nt International, Inc. | Chemically inert flow meter within caustic fluids having non-contaminating body |
| US6907383B2 (en) * | 1996-03-28 | 2005-06-14 | Rosemount Inc. | Flow diagnostic system |
| JPH10300544A (ja) * | 1997-04-24 | 1998-11-13 | Hitachi Ltd | 空気流量測定方法及び装置 |
| ATE222354T1 (de) * | 1997-12-30 | 2002-08-15 | Qualiflow S A | Verfahren zu herstellung von einem sensor für einen thermischen massendurchflussmesser |
| US6152162A (en) * | 1998-10-08 | 2000-11-28 | Mott Metallurgical Corporation | Fluid flow controlling |
| CN1330765A (zh) * | 1998-12-15 | 2002-01-09 | 丹尼尔工业公司 | 可用于因特网的网络流量计算机系统 |
| US6119730A (en) * | 1998-12-21 | 2000-09-19 | Mcmillan Company | Precision laminar flow element for use in thermal mass flow sensors and flow controllers |
| US6143080A (en) * | 1999-02-02 | 2000-11-07 | Silicon Valley Group Thermal Systems Llc | Wafer processing reactor having a gas flow control system and method |
| JP2000315115A (ja) * | 1999-03-02 | 2000-11-14 | Stec Inc | 流量制御方法、流量制御装置および記録媒体 |
| US6138990A (en) * | 1999-03-25 | 2000-10-31 | Dxl Usa Inc. | Flow control valve assembly for mass flow controller |
| US6363958B1 (en) * | 1999-05-10 | 2002-04-02 | Parker-Hannifin Corporation | Flow control of process gas in semiconductor manufacturing |
| US6119710A (en) * | 1999-05-26 | 2000-09-19 | Cyber Instrument Technologies Llc | Method for wide range gas flow system with real time flow measurement and correction |
| US6445980B1 (en) * | 1999-07-10 | 2002-09-03 | Mykrolis Corporation | System and method for a variable gain proportional-integral (PI) controller |
| US6352001B1 (en) * | 1999-08-30 | 2002-03-05 | General Electric Company | Non-iterative method for obtaining mass flow rate |
| US6311568B1 (en) * | 1999-09-13 | 2001-11-06 | Rosemount, Inc. | Process flow device with improved pressure measurement feature |
| JP2001201414A (ja) * | 2000-01-20 | 2001-07-27 | Smc Corp | 複合センサ及び複合センサを備えたフローコントローラ |
| US6655207B1 (en) * | 2000-02-16 | 2003-12-02 | Honeywell International Inc. | Flow rate module and integrated flow restrictor |
| JP2002054959A (ja) * | 2000-08-10 | 2002-02-20 | Kazumasa Onishi | 差圧式流量計 |
| AU2001286619A1 (en) * | 2000-08-22 | 2002-03-04 | Fugasity Corporation | Fluid mass flow meter with substantial measurement range |
| US6609431B1 (en) * | 2000-09-29 | 2003-08-26 | Xellogy, Inc. | Flow measuring device based on predetermine class of liquid |
| US6333272B1 (en) * | 2000-10-06 | 2001-12-25 | Lam Research Corporation | Gas distribution apparatus for semiconductor processing |
| AU2002307547A1 (en) * | 2001-04-24 | 2002-11-05 | Unit Instruments, Inc. | System and method for configuring and asapting a mass flow controller |
| US6592253B2 (en) * | 2001-10-09 | 2003-07-15 | Northrop Grumman Corporation | Precision temperature probe having fast response |
| US6708568B2 (en) * | 2001-11-21 | 2004-03-23 | General Electric Company | Combustion chamber dynamic pressure transducer tee probe holder and related method |
| US6742394B1 (en) * | 2003-01-13 | 2004-06-01 | Power Systems Mfg, Llc | Gas turbine combustor hybrid dynamic-static probe |
-
2003
- 2003-03-12 US US10/387,088 patent/US6843139B2/en not_active Expired - Lifetime
-
2004
- 2004-03-11 RU RU2005131574/28A patent/RU2323416C2/ru not_active IP Right Cessation
- 2004-03-11 WO PCT/US2004/007321 patent/WO2004081500A2/en not_active Ceased
- 2004-03-11 JP JP2006507043A patent/JP2006519997A/ja active Pending
- 2004-03-11 CN CNB2004800049351A patent/CN100363717C/zh not_active Expired - Lifetime
- 2004-03-11 DE DE112004000430T patent/DE112004000430T5/de not_active Ceased
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5469749A (en) * | 1991-09-20 | 1995-11-28 | Hitachi, Ltd. | Multiple-function fluid measuring and transmitting apparatus |
| RU96120202A (ru) * | 1994-04-20 | 1998-12-27 | Роузмаунт Инк. | Процессорный клапанный регулятор |
| US6089097A (en) * | 1995-02-28 | 2000-07-18 | Rosemount Inc. | Elongated pressure sensor for a pressure transmitter |
| WO2001020282A1 (en) * | 1999-09-13 | 2001-03-22 | Rosemount Inc. | Process flow plate with temperature measurement feature |
| US6539813B1 (en) * | 1999-11-15 | 2003-04-01 | Smc Kabushiki Kaisha | Throttle structure and flow meter incorporated with throttle structure |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2765405C2 (ru) * | 2017-05-23 | 2022-01-28 | Б. Браун Мельзунген Аг | Сенсорная система |
| US11701465B2 (en) | 2017-05-23 | 2023-07-18 | B. Braun Melsungen Ag | Sensor system |
Also Published As
| Publication number | Publication date |
|---|---|
| US6843139B2 (en) | 2005-01-18 |
| WO2004081500A3 (en) | 2004-11-04 |
| CN100363717C (zh) | 2008-01-23 |
| US20040177703A1 (en) | 2004-09-16 |
| WO2004081500A2 (en) | 2004-09-23 |
| JP2006519997A (ja) | 2006-08-31 |
| DE112004000430T5 (de) | 2006-03-09 |
| CN1777790A (zh) | 2006-05-24 |
| RU2005131574A (ru) | 2006-02-10 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| RU2323416C2 (ru) | Устройство регулирования расхода с мультисенсорами | |
| RU2630710C2 (ru) | Измеритель разницы давления, оснащенный датчиком | |
| JP5492071B2 (ja) | 圧力送信機用の膨張チャンバ | |
| EP3638998B1 (en) | Pressure sensor module for high working pressure applications | |
| US6508129B1 (en) | Pressure sensor capsule with improved isolation | |
| EP2304404B1 (en) | Improved isolation system for process pressure measurement | |
| KR101931375B1 (ko) | 유량 측정 장치 및 유량 제어 장치 | |
| EP3857189B1 (en) | Non-invasive process fluid temperature indication with reduced error | |
| TWI796417B (zh) | 具有絕對和差分壓力變換器之質量流量控制器及其相關方法 | |
| CN104515545B (zh) | 用于高压应用的多变量过程流体变送器 | |
| CN100520311C (zh) | 耐蚀金属制流体用传感器及用该传感器的流体供给设备 | |
| EP2191249A1 (en) | Improved differential pressure sensor isolation in a process fluid pressure transmitter | |
| US20200103293A1 (en) | Non-invasive process fluid temperature indication | |
| JP2010534338A (ja) | 屋外装置の温度平均化補償 | |
| JPS638524A (ja) | 差圧発信器 | |
| US20190078914A1 (en) | Pressure sensor cap having flow path with dimension variation | |
| CN216385756U (zh) | 过程流体多变量测量系统和多变量热电偶套管 | |
| EP3049782B1 (en) | Isolator system for a pressure transmitter | |
| US7124641B2 (en) | Capacitive pressure transmitter | |
| JP2005524847A (ja) | 圧力センサ組立体 | |
| KR100411475B1 (ko) | 정전 용량식 압력센서의 제조방법 및 이를 이용한 압력검출 장치 | |
| EP0895582A1 (en) | Differential pressure device | |
| JP7459257B2 (ja) | 高範囲差圧センサ | |
| US11041773B2 (en) | Sensor body cell of a pressure sensor |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MM4A | The patent is invalid due to non-payment of fees |
Effective date: 20180312 |