KR20210128886A - 유통형 압력 센서 - Google Patents
유통형 압력 센서 Download PDFInfo
- Publication number
- KR20210128886A KR20210128886A KR1020200109676A KR20200109676A KR20210128886A KR 20210128886 A KR20210128886 A KR 20210128886A KR 1020200109676 A KR1020200109676 A KR 1020200109676A KR 20200109676 A KR20200109676 A KR 20200109676A KR 20210128886 A KR20210128886 A KR 20210128886A
- Authority
- KR
- South Korea
- Prior art keywords
- reservoir
- pressure transducer
- flow path
- volume
- mfc
- 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.)
- Pending
Links
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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
- G01F1/363—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
- G01F7/00—Volume-flow measuring devices with two or more measuring ranges; Compound meters
- G01F7/005—Volume-flow measuring devices with two or more measuring ranges; Compound meters by measuring pressure or differential pressure, created by the use of flow constriction
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L11/00—Measuring steady or quasi-steady pressure of a fluid or a fluent solid material by means not provided for in group G01L7/00 or G01L9/00
- G01L11/04—Measuring steady or quasi-steady pressure of a fluid or a fluent solid material by means not provided for in group G01L7/00 or G01L9/00 by acoustic means
-
- 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
- G01F1/37—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 the pressure or differential pressure being measured by means of communicating tubes or reservoirs with movable fluid levels, e.g. by U-tubes
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C16/00—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes
- C23C16/44—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the method of coating
- C23C16/455—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the method of coating characterised by the method used for introducing gases into reaction chamber or for modifying gas flows in reaction chamber
-
- 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
- G01F1/20—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 detection of dynamic effects of the flow
- G01F1/206—Measuring pressure, force or momentum of a fluid flow which is forced to change its direction
-
- 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
- G01F1/50—Correcting or compensating means
-
- 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
- G01F1/76—Devices for measuring mass flow of a fluid or a fluent solid material
-
- 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
- G01F1/76—Devices for measuring mass flow of a fluid or a fluent solid material
- G01F1/86—Indirect mass flowmeters, e.g. measuring volume flow and density, temperature or pressure
-
- 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
- G01F15/005—Valves
-
- 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
- G01F15/12—Cleaning arrangements; Filters
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F5/00—Measuring a proportion of the volume flow
- G01F5/005—Measuring a proportion of the volume flow by measuring pressure or differential pressure, created by the use of flow constriction
-
- 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
-
- 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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P5/00—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft
- G01P5/14—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft by measuring differences of pressure in the fluid
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D7/00—Control of flow
- G05D7/06—Control of flow characterised by the use of electric means
- G05D7/0617—Control of flow characterised by the use of electric means specially adapted for fluid materials
- G05D7/0629—Control of flow characterised by the use of electric means specially adapted for fluid materials characterised by the type of regulator means
- G05D7/0635—Control of flow characterised by the use of electric means specially adapted for fluid materials characterised by the type of regulator means by action on throttling means
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Automation & Control Theory (AREA)
- Measuring Volume Flow (AREA)
- Flow Control (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US16/852,090 | 2020-04-17 | ||
| US16/852,090 US12181328B2 (en) | 2020-04-17 | 2020-04-17 | Flow through pressure sensor structured to remove dead volume |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| KR20210128886A true KR20210128886A (ko) | 2021-10-27 |
Family
ID=72234657
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020200109676A Pending KR20210128886A (ko) | 2020-04-17 | 2020-08-28 | 유통형 압력 센서 |
Country Status (6)
| Country | Link |
|---|---|
| US (2) | US12181328B2 (https=) |
| EP (1) | EP3896402B1 (https=) |
| JP (2) | JP2021173744A (https=) |
| KR (1) | KR20210128886A (https=) |
| CN (1) | CN113532725A (https=) |
| TW (1) | TWI889697B (https=) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102024110339A1 (de) * | 2024-04-12 | 2025-10-16 | Festo Se & Co. Kg | Massenstromregelventil zur Inertgasversorgung eines Waferbehälters |
Family Cites Families (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2919192A1 (de) | 1978-05-26 | 1979-11-29 | Sperry Rand Corp | Durchflussmesseinrichtung |
| 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 |
| US6539968B1 (en) * | 2000-09-20 | 2003-04-01 | Fugasity Corporation | Fluid flow controller and method of operation |
| WO2003032101A1 (en) | 2001-10-12 | 2003-04-17 | Fugasity Corporation | System and method for making and using a mass flow device |
| JP3845615B2 (ja) * | 2002-03-12 | 2006-11-15 | アドバンス電気工業株式会社 | 流量センサー |
| WO2006004674A2 (en) | 2004-06-25 | 2006-01-12 | Rivatek Incorporated | Software correction method and apparatus for a variable orifice flow meter |
| US20100018309A1 (en) * | 2007-02-21 | 2010-01-28 | Pino Marcovecchio | Fluid level measuring method and system therefor |
| US9482563B2 (en) * | 2010-11-12 | 2016-11-01 | Siemens Healthcare Diagnostics Inc. | Real time measurements of fluid volume and flow rate using two pressure transducers |
| US9188989B1 (en) * | 2011-08-20 | 2015-11-17 | Daniel T. Mudd | Flow node to deliver process gas using a remote pressure measurement device |
| US9958302B2 (en) | 2011-08-20 | 2018-05-01 | Reno Technologies, Inc. | Flow control system, method, and apparatus |
| KR102373840B1 (ko) * | 2012-09-21 | 2022-03-11 | 엔테그리스, 아이엔씨. | 압력 조절식 유체 보관 및 운반 용기의 스파이크 압력 방지 관리 |
| KR20160034388A (ko) * | 2013-07-23 | 2016-03-29 | 인티그리스, 인코포레이티드 | 화학적 시약의 원격 전달 |
| WO2015034663A2 (en) * | 2013-09-06 | 2015-03-12 | Illinois Tool Works Inc. | Absolute and differential pressure transducer |
| RU2678013C1 (ru) * | 2015-04-30 | 2019-01-22 | Шлюмбергер Текнолоджи Б.В. | Многофазные расходомеры и связанные с ними способы |
| US10655989B2 (en) | 2017-09-12 | 2020-05-19 | Silicon Microstructures, Inc. | Pressure sensor cap having flow path with dimension variation |
| CN207779957U (zh) * | 2017-12-11 | 2018-08-28 | 重庆晓微城企业孵化器有限公司 | 一种用于生物电池传感器的阳极组件 |
| JP2021536577A (ja) * | 2018-09-18 | 2021-12-27 | スウェージロック カンパニー | 流体監視モジュール構造 |
-
2020
- 2020-04-17 US US16/852,090 patent/US12181328B2/en active Active
- 2020-08-13 TW TW109127488A patent/TWI889697B/zh active
- 2020-08-24 EP EP20192300.0A patent/EP3896402B1/en active Active
- 2020-08-26 JP JP2020142395A patent/JP2021173744A/ja active Pending
- 2020-08-28 KR KR1020200109676A patent/KR20210128886A/ko active Pending
- 2020-08-28 CN CN202010887417.XA patent/CN113532725A/zh active Pending
-
2024
- 2024-12-05 US US18/970,161 patent/US20250207963A1/en active Pending
-
2025
- 2025-06-18 JP JP2025102626A patent/JP2025134849A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| EP3896402A1 (en) | 2021-10-20 |
| TW202140156A (zh) | 2021-11-01 |
| JP2025134849A (ja) | 2025-09-17 |
| JP2021173744A (ja) | 2021-11-01 |
| TWI889697B (zh) | 2025-07-11 |
| US20210325223A1 (en) | 2021-10-21 |
| US12181328B2 (en) | 2024-12-31 |
| EP3896402B1 (en) | 2024-01-24 |
| CN113532725A (zh) | 2021-10-22 |
| US20250207963A1 (en) | 2025-06-26 |
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