SG11202010715SA - Methods and apparatus for multiple channel mass flow and ratio control systems - Google Patents

Methods and apparatus for multiple channel mass flow and ratio control systems

Info

Publication number
SG11202010715SA
SG11202010715SA SG11202010715SA SG11202010715SA SG11202010715SA SG 11202010715S A SG11202010715S A SG 11202010715SA SG 11202010715S A SG11202010715S A SG 11202010715SA SG 11202010715S A SG11202010715S A SG 11202010715SA SG 11202010715S A SG11202010715S A SG 11202010715SA
Authority
SG
Singapore
Prior art keywords
methods
mass flow
control systems
ratio control
multiple channel
Prior art date
Application number
SG11202010715SA
Inventor
Junhua Ding
Michael L'bassi
Wayne Cole
Original Assignee
Mks Instr Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Mks Instr Inc filed Critical Mks Instr Inc
Publication of SG11202010715SA publication Critical patent/SG11202010715SA/en

Links

Classifications

    • 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
    • G05D7/0641—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 using a plurality of throttling means
    • G05D7/0652—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 using a plurality of throttling means the plurality of throttling means being arranged in parallel
    • 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
    • G05D7/0641—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 using a plurality of throttling means
    • G05D7/0658—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 using a plurality of throttling means the plurality of throttling means being arranged for the control of a single flow from a plurality of converging flows
    • 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
    • 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
    • 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
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B17/00—Systems involving the use of models or simulators of said systems
    • G05B17/02—Systems involving the use of models or simulators of said systems electric
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D11/00—Control of flow ratio
    • G05D11/02—Controlling ratio of two or more flows of fluid or fluent material
    • G05D11/13—Controlling ratio of two or more flows of fluid or fluent material characterised by the use of electric means
    • G05D11/139—Controlling ratio of two or more flows of fluid or fluent material characterised by the use of electric means by measuring a value related to the quantity of the individual components and sensing at least one property of the mixture
    • 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
    • G05D7/0641—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 using a plurality of throttling means
    • G05D7/0664—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 using a plurality of throttling means the plurality of throttling means being arranged for the control of a plurality of diverging flows from a single flow

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Fluid Mechanics (AREA)
  • Flow Control (AREA)
SG11202010715SA 2018-05-07 2019-04-24 Methods and apparatus for multiple channel mass flow and ratio control systems SG11202010715SA (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US15/973,190 US10698426B2 (en) 2018-05-07 2018-05-07 Methods and apparatus for multiple channel mass flow and ratio control systems
PCT/US2019/028904 WO2019217078A1 (en) 2018-05-07 2019-04-24 Methods and apparatus for multiple channel mass flow and ratio control systems

Publications (1)

Publication Number Publication Date
SG11202010715SA true SG11202010715SA (en) 2020-11-27

Family

ID=66952008

Family Applications (1)

Application Number Title Priority Date Filing Date
SG11202010715SA SG11202010715SA (en) 2018-05-07 2019-04-24 Methods and apparatus for multiple channel mass flow and ratio control systems

Country Status (8)

Country Link
US (1) US10698426B2 (en)
EP (1) EP3791242B1 (en)
JP (1) JP7288463B2 (en)
KR (1) KR20210006937A (en)
CN (1) CN112204493B (en)
SG (1) SG11202010715SA (en)
TW (1) TWI831777B (en)
WO (1) WO2019217078A1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3056314B1 (en) * 2016-09-21 2018-09-07 L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude METHOD AND APPARATUS FOR REGULATING MULTIPLE FLUIDS
JP2020021176A (en) * 2018-07-30 2020-02-06 株式会社堀場エステック Flow controller
US11187561B2 (en) * 2020-02-25 2021-11-30 Mks Instruments, Inc. Methods and apparatus for pressure based mass flow ratio control
US11940307B2 (en) * 2021-06-08 2024-03-26 Mks Instruments, Inc. Methods and apparatus for pressure based mass flow ratio control
KR20230083880A (en) * 2021-12-03 2023-06-12 한국전자통신연구원 Apparatus controlling gas flow rates at multi-ports

Family Cites Families (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6089229A (en) * 1998-05-26 2000-07-18 Datex-Ohmeda, Inc. High concentration no pulse delivery device
US6333272B1 (en) * 2000-10-06 2001-12-25 Lam Research Corporation Gas distribution apparatus for semiconductor processing
US6631334B2 (en) * 2000-12-26 2003-10-07 Mks Instruments, Inc. Pressure-based mass flow controller system
US20030234045A1 (en) * 2002-06-24 2003-12-25 Ali Shajii Apparatus and method for mass flow controller with on-line diagnostics
US7169231B2 (en) * 2002-12-13 2007-01-30 Lam Research Corporation Gas distribution system with tuning gas
US6945123B1 (en) * 2004-06-28 2005-09-20 The General Electric Company Gas flow sensor having redundant flow sensing capability
US7536865B2 (en) * 2005-02-09 2009-05-26 Honeywell International Inc. Method and system for balancing bleed flows from gas turbine engines
US7673645B2 (en) * 2005-04-21 2010-03-09 Mks Instruments, Inc. Gas delivery method and system including a flow ratio controller using a multiple antisymmetric optimal control arrangement
US7621290B2 (en) * 2005-04-21 2009-11-24 Mks Instruments, Inc. Gas delivery method and system including a flow ratio controller using antisymmetric optimal control
US8997791B2 (en) 2006-04-14 2015-04-07 Mks Instruments, Inc. Multiple-channel flow ratio controller
KR20120092585A (en) 2009-10-01 2012-08-21 가부시키가이샤 호리바 에스텍 Flow regulating valve and mass flow controller
US9348339B2 (en) 2010-09-29 2016-05-24 Mks Instruments, Inc. Method and apparatus for multiple-channel pulse gas delivery system
US10031531B2 (en) 2011-02-25 2018-07-24 Mks Instruments, Inc. System for and method of multiple channel fast pulse gas delivery
US8931512B2 (en) * 2011-03-07 2015-01-13 Applied Materials, Inc. Gas delivery system and method of use thereof
US10041407B2 (en) * 2011-03-29 2018-08-07 General Electric Company System and method for air extraction from gas turbine engines
ITMI20110670A1 (en) * 2011-04-19 2012-10-20 Eni Spa APPARATUS AND METHOD FOR MEASURING THE FLOW OF DIFFERENT FLUIDS PRESENT IN MULTIPHASE CURRENTS
JP5739261B2 (en) * 2011-07-28 2015-06-24 株式会社堀場エステック Gas supply system
US8849466B2 (en) 2011-10-04 2014-09-30 Mks Instruments, Inc. Method of and apparatus for multiple channel flow ratio controller system
US9519781B2 (en) 2011-11-03 2016-12-13 Cyphort Inc. Systems and methods for virtualization and emulation assisted malware detection
US9557744B2 (en) 2012-01-20 2017-01-31 Mks Instruments, Inc. System for and method of monitoring flow through mass flow controllers in real time
WO2015161382A1 (en) * 2014-04-23 2015-10-29 Proslide Technology Inc. Amusement attraction fluid control system
JP6289997B2 (en) * 2014-05-14 2018-03-07 株式会社堀場エステック Flow sensor inspection method, inspection system, and program for inspection system
JP6047540B2 (en) * 2014-11-05 2016-12-21 Ckd株式会社 Flow rate verification unit
US10514712B2 (en) 2015-08-31 2019-12-24 Mks Instruments, Inc. Method and apparatus for pressure-based flow measurement in non-critical flow conditions
US10684159B2 (en) * 2016-06-27 2020-06-16 Applied Materials, Inc. Methods, systems, and apparatus for mass flow verification based on choked flow
JP6795832B2 (en) * 2016-07-05 2020-12-02 株式会社フジキン Flow control equipment, flow calibration method for flow control equipment, flow measurement equipment and flow measurement method using flow measurement equipment
CN109891353A (en) * 2016-09-19 2019-06-14 流体设备系统有限公司 Variable limitation for flow measurement
US10983537B2 (en) * 2017-02-27 2021-04-20 Flow Devices And Systems Inc. Systems and methods for flow sensor back pressure adjustment for mass flow controller
US10649471B2 (en) * 2018-02-02 2020-05-12 Mks Instruments, Inc. Method and apparatus for pulse gas delivery with isolation valves

Also Published As

Publication number Publication date
CN112204493A (en) 2021-01-08
KR20210006937A (en) 2021-01-19
WO2019217078A1 (en) 2019-11-14
EP3791242A1 (en) 2021-03-17
US20190339725A1 (en) 2019-11-07
CN112204493B (en) 2024-01-09
JP2021523460A (en) 2021-09-02
TWI831777B (en) 2024-02-11
JP7288463B2 (en) 2023-06-07
US10698426B2 (en) 2020-06-30
TW201947339A (en) 2019-12-16
EP3791242B1 (en) 2022-04-06

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