ATE395579T1 - Venturi-strömungsmesser zur verwendung in einer auspuffprobenvorrichtung - Google Patents

Venturi-strömungsmesser zur verwendung in einer auspuffprobenvorrichtung

Info

Publication number
ATE395579T1
ATE395579T1 AT02734331T AT02734331T ATE395579T1 AT E395579 T1 ATE395579 T1 AT E395579T1 AT 02734331 T AT02734331 T AT 02734331T AT 02734331 T AT02734331 T AT 02734331T AT E395579 T1 ATE395579 T1 AT E395579T1
Authority
AT
Austria
Prior art keywords
exhaust
metering device
exhaust gas
section
flow meter
Prior art date
Application number
AT02734331T
Other languages
English (en)
Inventor
Gary Wayne Lewis
Original Assignee
Gary Wayne Lewis
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 Gary Wayne Lewis filed Critical Gary Wayne Lewis
Application granted granted Critical
Publication of ATE395579T1 publication Critical patent/ATE395579T1/de

Links

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
    • G01F1/44—Venturi tubes
    • 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
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N1/00—Sampling; Preparing specimens for investigation
    • G01N1/02—Devices for withdrawing samples
    • G01N1/22—Devices for withdrawing samples in the gaseous state
    • G01N1/2247—Sampling from a flowing stream of gas
    • G01N1/2252—Sampling from a flowing stream of gas in a vehicle exhaust
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N1/00—Sampling; Preparing specimens for investigation
    • G01N1/02—Devices for withdrawing samples
    • G01N1/22—Devices for withdrawing samples in the gaseous state
    • G01N1/2202—Devices for withdrawing samples in the gaseous state involving separation of sample components during sampling
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N1/00—Sampling; Preparing specimens for investigation
    • G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
    • G01N1/38—Diluting, dispersing or mixing samples
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N1/00—Sampling; Preparing specimens for investigation
    • G01N1/02—Devices for withdrawing samples
    • G01N1/22—Devices for withdrawing samples in the gaseous state
    • G01N1/2202—Devices for withdrawing samples in the gaseous state involving separation of sample components during sampling
    • G01N2001/222—Other features
    • G01N2001/2223—Other features aerosol sampling devices
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N1/00—Sampling; Preparing specimens for investigation
    • G01N1/02—Devices for withdrawing samples
    • G01N1/22—Devices for withdrawing samples in the gaseous state
    • G01N1/2247—Sampling from a flowing stream of gas
    • G01N2001/2264—Sampling from a flowing stream of gas with dilution

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Fluid Mechanics (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Molecular Biology (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Engineering & Computer Science (AREA)
  • Sampling And Sample Adjustment (AREA)
AT02734331T 2001-05-11 2002-05-10 Venturi-strömungsmesser zur verwendung in einer auspuffprobenvorrichtung ATE395579T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US09/854,340 US6546812B2 (en) 2001-05-11 2001-05-11 Venturi flowmeter for use in an exhaust sampling apparatus

Publications (1)

Publication Number Publication Date
ATE395579T1 true ATE395579T1 (de) 2008-05-15

Family

ID=25318417

Family Applications (1)

Application Number Title Priority Date Filing Date
AT02734331T ATE395579T1 (de) 2001-05-11 2002-05-10 Venturi-strömungsmesser zur verwendung in einer auspuffprobenvorrichtung

Country Status (5)

Country Link
US (1) US6546812B2 (de)
EP (1) EP1387999B1 (de)
AT (1) ATE395579T1 (de)
DE (1) DE60226595D1 (de)
WO (1) WO2002093114A1 (de)

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US20060159091A1 (en) * 2005-01-19 2006-07-20 Arjen Boers Active multicast information protocol
US7513940B2 (en) * 2005-04-07 2009-04-07 Rural Technologies, Inc. Air sampling apparatus and method
US7389703B2 (en) * 2005-09-29 2008-06-24 Horiba Instruments, Inc. Sampler for engine exhaust dilution
US7582265B2 (en) * 2007-06-28 2009-09-01 Plasma Waste Recycling, Inc. Gas conduit for plasma gasification reactors
US7694554B1 (en) * 2007-07-17 2010-04-13 Thompson Bernie C Engine misfire detection probe
US7730793B2 (en) * 2007-11-16 2010-06-08 Honeywell International Inc. Venturi flow sensor
US7934433B1 (en) * 2009-11-04 2011-05-03 Baker Hughes Incorporated Inverse venturi meter with insert capability
US8820177B2 (en) * 2012-02-29 2014-09-02 Caterpillar Inc. Flow measurement unit
US9279406B2 (en) 2012-06-22 2016-03-08 Illinois Tool Works, Inc. System and method for analyzing carbon build up in an engine
EP2765396A1 (de) * 2013-02-06 2014-08-13 GSL Golden Shell Co Ltd. Durchflussmesser und Verfahren zu seiner Verwendung
US9618653B2 (en) * 2013-03-29 2017-04-11 Stmicroelectronics Pte Ltd. Microelectronic environmental sensing module
US9176089B2 (en) 2013-03-29 2015-11-03 Stmicroelectronics Pte Ltd. Integrated multi-sensor module
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DE102013106723A1 (de) * 2013-06-26 2014-12-31 systec Controls Meß- und Regeltechnik GmbH Verfahren zur Vermeidung pulsationsbedingter Messfehler bei Massenflussbestimmung
US20150300640A1 (en) * 2014-04-22 2015-10-22 The Marley-Wylain Company Minimum input air providing device and method
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US9696187B2 (en) * 2015-07-01 2017-07-04 Rosemount Aerospace Inc. Device for measuring total pressure of fluid flow
EP3199927B1 (de) * 2016-02-01 2023-11-01 ABB Schweiz AG Verfahren und system zum messen des durchflusses durch eine flüssigkeitsleitung
US10429330B2 (en) 2016-07-18 2019-10-01 Stmicroelectronics Pte Ltd Gas analyzer that detects gases, humidity, and temperature
US10254261B2 (en) 2016-07-18 2019-04-09 Stmicroelectronics Pte Ltd Integrated air quality sensor that detects multiple gas species
US10557812B2 (en) 2016-12-01 2020-02-11 Stmicroelectronics Pte Ltd Gas sensors
EP3421947B1 (de) 2017-06-30 2019-08-07 Sensirion AG Betriebsverfahren für eine durchflusssensorvorrichtung
US10960237B2 (en) * 2017-07-19 2021-03-30 Honeywell International Inc. Powered air-purifying respirator (PAPR) with eccentric venturi air flow rate determination
CN107830902A (zh) * 2017-12-12 2018-03-23 杭州天马计量科技有限公司 一种气体流量计
US20190234209A1 (en) * 2018-01-30 2019-08-01 Saudi Arabian Oil Company Measuring fluid density in a fluid flow
CN108548574B (zh) * 2018-04-08 2019-12-03 江阴市节流装置厂有限公司 一种可实现双向流量测量的内置文丘里流量计
CN108636949B (zh) * 2018-04-10 2021-02-02 红云红河烟草(集团)有限责任公司 一种风力送料系统堵管检测自动疏通方法及系统
US11402303B2 (en) 2019-01-21 2022-08-02 CEMTEK Systems Inc System and method for low pressure low flow dilution extraction gas sampling
CN109926442A (zh) * 2019-03-14 2019-06-25 上海市政工程设计研究总院（集团）有限公司 一种基于文丘里的土壤热脱附加热流体和收集气处理装置及处理方法
US11371326B2 (en) 2020-06-01 2022-06-28 Saudi Arabian Oil Company Downhole pump with switched reluctance motor
US11499563B2 (en) 2020-08-24 2022-11-15 Saudi Arabian Oil Company Self-balancing thrust disk
US11920469B2 (en) 2020-09-08 2024-03-05 Saudi Arabian Oil Company Determining fluid parameters
WO2022067154A1 (en) * 2020-09-28 2022-03-31 Tsi Incorporated Flow control and measurement through particle counters
CN113027642A (zh) * 2021-03-12 2021-06-25 一汽解放汽车有限公司 文丘里管装置、egr系统及发动机
US11644351B2 (en) 2021-03-19 2023-05-09 Saudi Arabian Oil Company Multiphase flow and salinity meter with dual opposite handed helical resonators
US11591899B2 (en) 2021-04-05 2023-02-28 Saudi Arabian Oil Company Wellbore density meter using a rotor and diffuser
US11913464B2 (en) 2021-04-15 2024-02-27 Saudi Arabian Oil Company Lubricating an electric submersible pump
CN113357059A (zh) * 2021-05-31 2021-09-07 潍柴动力股份有限公司 一种保温结构、egr系统及汽车
US11994016B2 (en) 2021-12-09 2024-05-28 Saudi Arabian Oil Company Downhole phase separation in deviated wells
CN115111691B (zh) * 2022-07-08 2023-10-27 清华大学 地铁混风室压差测量装置及方法

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Also Published As

Publication number Publication date
US6546812B2 (en) 2003-04-15
EP1387999A4 (de) 2006-08-23
WO2002093114A1 (en) 2002-11-21
EP1387999B1 (de) 2008-05-14
US20020189369A1 (en) 2002-12-19
DE60226595D1 (de) 2008-06-26
EP1387999A1 (de) 2004-02-11

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