JP2015509250A - 質量流量コントローラを通る流量を実時間で監視するシステムおよび方法 - Google Patents
質量流量コントローラを通る流量を実時間で監視するシステムおよび方法 Download PDFInfo
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- JP2015509250A JP2015509250A JP2014553321A JP2014553321A JP2015509250A JP 2015509250 A JP2015509250 A JP 2015509250A JP 2014553321 A JP2014553321 A JP 2014553321A JP 2014553321 A JP2014553321 A JP 2014553321A JP 2015509250 A JP2015509250 A JP 2015509250A
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- 238000000034 method Methods 0.000 title description 12
- 238000012544 monitoring process Methods 0.000 title description 2
- 238000011144 upstream manufacturing Methods 0.000 claims description 8
- 238000005259 measurement Methods 0.000 description 17
- 230000006870 function Effects 0.000 description 10
- 239000004065 semiconductor Substances 0.000 description 6
- 238000010586 diagram Methods 0.000 description 3
- 238000007689 inspection Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000009529 body temperature measurement Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000012552 review Methods 0.000 description 1
- 238000012795 verification Methods 0.000 description 1
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- 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
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- 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
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- 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
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F25/00—Testing or calibration of apparatus for measuring volume, volume flow or liquid level or for metering by volume
- G01F25/10—Testing or calibration of apparatus for measuring volume, volume flow or liquid level or for metering by volume of flowmeters
- G01F25/13—Testing or calibration of apparatus for measuring volume, volume flow or liquid level or for metering by volume of flowmeters using a reference counter
-
- 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
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/7722—Line condition change responsive valves
- Y10T137/7758—Pilot or servo controlled
- Y10T137/7759—Responsive to change in rate of fluid flow
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/7722—Line condition change responsive valves
- Y10T137/7758—Pilot or servo controlled
- Y10T137/7759—Responsive to change in rate of fluid flow
- Y10T137/776—Control by pressures across flow line valve
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/7722—Line condition change responsive valves
- Y10T137/7758—Pilot or servo controlled
- Y10T137/7761—Electrically actuated valve
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/8158—With indicator, register, recorder, alarm or inspection means
- Y10T137/8326—Fluid pressure responsive indicator, recorder or alarm
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Flow Control (AREA)
- Measuring Volume Flow (AREA)
Abstract
Description
本出願は、2012年1月20日に出願された米国特許出願第13/354,988号の優先権を米国特許法第119条の下で主張するものであり、その内容は参照として全体が本明細書に組み入れられる。
Claims (19)
- 質量流量コントローラを通る質量流量を測定するように構成され、配置された第1の流量計と、
前記質量流量コントローラを通る質量流量を測定するように構成され、配置された第2の流量計と、
前記流量計のうちの1つによって測定された前記流量の関数として生成された制御信号に応じて、前記質量流量コントローラを通る前記質量流量を制御するように構成され、配置された制御弁と、
前記制御信号を生成し、前記第1の流量計によって測定された前記質量流量と前記第2の流量計によって測定された前記質量流量の差が閾値を超えた場合に指示を行うように構成され、配置されたシステムコントローラと、
を含む、質量流量コントローラ。 - 前記第1の流量計と前記第2の流量計は同じ種類である、請求項1に記載の質量流量コントローラ。
- 前記第1の流量計と前記第2の流量計は違う種類である、請求項1に記載の質量流量コントローラ。
- 前記流量計のうち少なくとも1つは差圧流量計である、請求項1に記載の質量流量コントローラ。
- 前記流量計のうち少なくとも1つは熱質量流量計である、請求項1に記載の質量流量コントローラ。
- 前記流量計のうちもう片方は差圧流量計である、請求項5に記載の質量流量コントローラ。
- 前記流量計のうち少なくとも1つはコリオリ流量計である、請求項1に記載の質量流量コントローラ。
- 前記流量計のうち少なくとも1つは磁気式流量計である、請求項1に記載の質量流量コントローラ。
- 前記流量計のうち少なくとも1つは超音波流量計である、請求項1に記載の質量流量コントローラ。
- 前記第1および第2の流量計は前記制御弁の上流および下流にそれぞれ位置する、請求項1に記載の質量流量コントローラ。
- 前記第1および第2の流量計の両方が前記制御弁の上流に位置する、請求項1に記載の質量流量コントローラ。
- 前記第1および第2の流量計の両方が前記制御弁の下流に位置する、請求項1に記載の質量流量コントローラ。
- 前記制御信号は、熱質量流量計によって測定された流量の関数として生成される、請求項1に記載の質量流量コントローラ。
- もう片方の流量計は差圧流量計である、請求項13に記載の質量流量コントローラ。
- 前記制御信号は、差圧流量計によって測定された流量の関数として生成される、請求項1に記載の質量流量コントローラ。
- もう片方の流量計は熱質量流量計である、請求項15に記載の質量流量コントローラ。
- 前記閾値はユーザ設定である、請求項1に記載の質量流量コントローラ。
- 前記閾値は工場設定である、請求項1に記載の質量流量コントローラ。
- 前記閾値は、ガスを送るために前記コントローラを使用する工程の質量流量における許容差の関数として設定される、請求項1に記載の質量流量コントローラ。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US13/354,988 US9846074B2 (en) | 2012-01-20 | 2012-01-20 | System for and method of monitoring flow through mass flow controllers in real time |
US13/354,988 | 2012-01-20 | ||
PCT/US2013/020790 WO2013109443A1 (en) | 2012-01-20 | 2013-01-09 | System for and method of monitoring flow through mass flow controllers in real time |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2016136282A Division JP2016189219A (ja) | 2012-01-20 | 2016-07-08 | 質量流量コントローラ |
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JP2015509250A true JP2015509250A (ja) | 2015-03-26 |
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JP2014553321A Pending JP2015509250A (ja) | 2012-01-20 | 2013-01-09 | 質量流量コントローラを通る流量を実時間で監視するシステムおよび方法 |
JP2016136282A Pending JP2016189219A (ja) | 2012-01-20 | 2016-07-08 | 質量流量コントローラ |
JP2017201833A Active JP6702923B2 (ja) | 2012-01-20 | 2017-10-18 | 質量流量コントローラ |
JP2019188054A Active JP6926168B2 (ja) | 2012-01-20 | 2019-10-11 | 質量流量コントローラ |
Family Applications After (3)
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JP2016136282A Pending JP2016189219A (ja) | 2012-01-20 | 2016-07-08 | 質量流量コントローラ |
JP2017201833A Active JP6702923B2 (ja) | 2012-01-20 | 2017-10-18 | 質量流量コントローラ |
JP2019188054A Active JP6926168B2 (ja) | 2012-01-20 | 2019-10-11 | 質量流量コントローラ |
Country Status (8)
Country | Link |
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US (1) | US9846074B2 (ja) |
EP (1) | EP2805136B1 (ja) |
JP (4) | JP2015509250A (ja) |
KR (3) | KR101717546B1 (ja) |
CN (1) | CN104114982A (ja) |
SG (1) | SG11201403889PA (ja) |
TW (1) | TWI563242B (ja) |
WO (1) | WO2013109443A1 (ja) |
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JP2018526757A (ja) * | 2015-08-31 | 2018-09-13 | エム ケー エス インストルメンツ インコーポレーテッドMks Instruments,Incorporated | 非臨界流れ状態での圧力式流量測定の方法および装置 |
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- 2013-01-09 SG SG11201403889PA patent/SG11201403889PA/en unknown
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Also Published As
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CN104114982A (zh) | 2014-10-22 |
JP2016189219A (ja) | 2016-11-04 |
JP6702923B2 (ja) | 2020-06-03 |
EP2805136B1 (en) | 2021-03-10 |
KR20140110083A (ko) | 2014-09-16 |
EP2805136A1 (en) | 2014-11-26 |
JP2020024728A (ja) | 2020-02-13 |
US9846074B2 (en) | 2017-12-19 |
KR20170032481A (ko) | 2017-03-22 |
TWI563242B (en) | 2016-12-21 |
WO2013109443A1 (en) | 2013-07-25 |
SG11201403889PA (en) | 2014-08-28 |
JP6926168B2 (ja) | 2021-08-25 |
US20130186486A1 (en) | 2013-07-25 |
KR20160142895A (ko) | 2016-12-13 |
TW201346227A (zh) | 2013-11-16 |
KR101717546B1 (ko) | 2017-03-17 |
JP2018010696A (ja) | 2018-01-18 |
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