DE60221375D1 - Massenströmungsmessersysteme und -verfahren - Google Patents

Massenströmungsmessersysteme und -verfahren

Info

Publication number
DE60221375D1
DE60221375D1 DE60221375T DE60221375T DE60221375D1 DE 60221375 D1 DE60221375 D1 DE 60221375D1 DE 60221375 T DE60221375 T DE 60221375T DE 60221375 T DE60221375 T DE 60221375T DE 60221375 D1 DE60221375 D1 DE 60221375D1
Authority
DE
Germany
Prior art keywords
restriction
pressure
flow rate
temperature
mass flow
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.)
Expired - Fee Related
Application number
DE60221375T
Other languages
English (en)
Other versions
DE60221375T2 (de
Inventor
Petur Thordarson
Patrick A Lowery
Robert Laragione
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
FlowMatrix Inc
Original Assignee
FlowMatrix 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 FlowMatrix Inc filed Critical FlowMatrix Inc
Application granted granted Critical
Publication of DE60221375D1 publication Critical patent/DE60221375D1/de
Publication of DE60221375T2 publication Critical patent/DE60221375T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • 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
    • 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
    • Y10T137/0318—Processes
    • 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
    • Y10T137/0971—Speed responsive valve control
    • Y10T137/0989—Acceleration responsive valve control
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Measuring Volume Flow (AREA)
  • Flow Control (AREA)
  • Accessories For Mixers (AREA)
DE2002621375 2001-04-13 2002-04-15 Massenströmungsmessersysteme und -verfahren Expired - Fee Related DE60221375T2 (de)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US28359601P 2001-04-13 2001-04-13
US283596P 2001-04-13
US81174 2002-02-21
US10/081,174 US6564824B2 (en) 2001-04-13 2002-02-21 Mass flow meter systems and methods
PCT/US2002/012051 WO2002086645A1 (en) 2001-04-13 2002-04-15 Mass flow meter systems and methods

Publications (2)

Publication Number Publication Date
DE60221375D1 true DE60221375D1 (de) 2007-09-06
DE60221375T2 DE60221375T2 (de) 2008-05-08

Family

ID=26765285

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2002621375 Expired - Fee Related DE60221375T2 (de) 2001-04-13 2002-04-15 Massenströmungsmessersysteme und -verfahren

Country Status (8)

Country Link
US (3) US6564824B2 (de)
EP (1) EP1386203B1 (de)
JP (1) JP2004532411A (de)
KR (1) KR20030010704A (de)
CN (1) CN1302349C (de)
AT (1) ATE368250T1 (de)
DE (1) DE60221375T2 (de)
WO (1) WO2002086645A1 (de)

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US20030000578A1 (en) 2003-01-02
DE60221375T2 (de) 2008-05-08
US20020174898A1 (en) 2002-11-28
WO2002086645A1 (en) 2002-10-31
EP1386203B1 (de) 2007-07-25
JP2004532411A (ja) 2004-10-21
CN1461430A (zh) 2003-12-10
CN1302349C (zh) 2007-02-28
US6564825B2 (en) 2003-05-20
KR20030010704A (ko) 2003-02-05
EP1386203A4 (de) 2004-05-12
US6564824B2 (en) 2003-05-20
US20020195145A1 (en) 2002-12-26
ATE368250T1 (de) 2007-08-15
US6561207B2 (en) 2003-05-13
EP1386203A1 (de) 2004-02-04

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