CA2357942C - System and method for direct non-intrusive measurement of corrected airflow - Google Patents
System and method for direct non-intrusive measurement of corrected airflow Download PDFInfo
- Publication number
- CA2357942C CA2357942C CA2357942A CA2357942A CA2357942C CA 2357942 C CA2357942 C CA 2357942C CA 2357942 A CA2357942 A CA 2357942A CA 2357942 A CA2357942 A CA 2357942A CA 2357942 C CA2357942 C CA 2357942C
- Authority
- CA
- Canada
- Prior art keywords
- gas
- duct
- value
- laser
- physical
- 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
Links
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- 238000005259 measurement Methods 0.000 title description 18
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- 238000001514 detection method Methods 0.000 claims description 2
- 238000011144 upstream manufacturing Methods 0.000 claims 4
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- 238000005859 coupling reaction Methods 0.000 claims 1
- 230000000704 physical effect Effects 0.000 abstract description 2
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- 239000007789 gas Substances 0.000 description 35
- 239000003570 air Substances 0.000 description 12
- 238000004458 analytical method Methods 0.000 description 8
- 238000004364 calculation method Methods 0.000 description 6
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- 239000013256 coordination polymer Substances 0.000 description 4
- 239000000446 fuel Substances 0.000 description 4
- 238000009529 body temperature measurement Methods 0.000 description 3
- 238000002485 combustion reaction Methods 0.000 description 3
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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
- G01F1/66—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 measuring frequency, phase shift or propagation time of electromagnetic or other waves, e.g. using ultrasonic flowmeters
- G01F1/661—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 measuring frequency, phase shift or propagation time of electromagnetic or other waves, e.g. using ultrasonic flowmeters using light
-
- 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
- G01F15/02—Compensating or correcting for variations in pressure, density or temperature
- G01F15/04—Compensating or correcting for variations in pressure, density or temperature of gases to be measured
- G01F15/043—Compensating or correcting for variations in pressure, density or temperature of gases to be measured using electrical means
- G01F15/046—Compensating or correcting for variations in pressure, density or temperature of gases to be measured using electrical means involving digital counting
Landscapes
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Measuring Temperature Or Quantity Of Heat (AREA)
- Measuring Volume Flow (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
- Details Of Flowmeters (AREA)
- Testing Of Engines (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US09/685,785 | 2000-10-10 | ||
| US09/685,785 US6473705B1 (en) | 2000-10-10 | 2000-10-10 | System and method for direct non-intrusive measurement of corrected airflow |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CA2357942A1 CA2357942A1 (en) | 2002-04-10 |
| CA2357942C true CA2357942C (en) | 2010-05-11 |
Family
ID=24753663
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA2357942A Expired - Fee Related CA2357942C (en) | 2000-10-10 | 2001-09-27 | System and method for direct non-intrusive measurement of corrected airflow |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US6473705B1 (enExample) |
| EP (1) | EP1205736A3 (enExample) |
| JP (2) | JP2002228509A (enExample) |
| AU (1) | AU777846B2 (enExample) |
| CA (1) | CA2357942C (enExample) |
| IL (1) | IL145682A (enExample) |
Families Citing this family (29)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB0107184D0 (en) * | 2001-03-22 | 2001-05-09 | Yortech Instr Ltd | Gas velocity measurement |
| ES2495719T3 (es) | 2005-11-04 | 2014-09-17 | Zolo Technologies, Inc. | Método y aparato para mediciones espectroscópicas en la zona de combustión de un motor de turbina de gas |
| JP4752769B2 (ja) * | 2007-01-15 | 2011-08-17 | トヨタ自動車株式会社 | ガス流速計測方法、及び、ガス流速計測装置 |
| US20110008737A1 (en) * | 2009-06-15 | 2011-01-13 | General Electric Company | Optical sensors for combustion control |
| US8456634B2 (en) * | 2009-06-15 | 2013-06-04 | General Electric Company | Optical interrogation sensors for combustion control |
| US8702302B2 (en) | 2010-09-13 | 2014-04-22 | General Electric Company | Hot gas temperature measurement in gas turbine using tunable diode laser |
| US8625098B2 (en) * | 2010-12-17 | 2014-01-07 | General Electric Company | System and method for real-time measurement of equivalence ratio of gas fuel mixture |
| US8517612B2 (en) | 2011-06-30 | 2013-08-27 | United Technologies Corporation | Bearing oiling system |
| RU2493391C1 (ru) * | 2012-04-04 | 2013-09-20 | Открытое акционерное общество Конструкторско-производственное предприятие "Авиамотор" | Способ отладки газотурбинного двигателя после восстановительного ремонта при стендовых испытаниях |
| US9435690B2 (en) * | 2012-06-05 | 2016-09-06 | General Electric Company | Ultra-violet flame detector with high temperature remote sensing element |
| US10392959B2 (en) * | 2012-06-05 | 2019-08-27 | General Electric Company | High temperature flame sensor |
| US9932121B2 (en) | 2012-06-22 | 2018-04-03 | United Technologies Corporation | Turbomachine flow stability enhancement device control |
| US8616777B1 (en) | 2012-11-16 | 2013-12-31 | Pratt & Whitney Canada Corp. | Bearing assembly with inner ring |
| US9297720B2 (en) * | 2012-12-21 | 2016-03-29 | United Technologies Corporation | Gas turbine engine vane embedded beam interrupt optical tip-timing probe system |
| US9556791B2 (en) * | 2013-12-18 | 2017-01-31 | Siemens Energy, Inc. | Active measurement of gas flow velocity or simultaneous measurement of velocity and temperature, including in gas turbine combustors |
| US9732624B2 (en) * | 2014-07-10 | 2017-08-15 | Hamilton Sundstrand Corporation | Hot environment vane angle measurement |
| US20160077122A1 (en) * | 2014-08-19 | 2016-03-17 | Li-Cor, Inc. | Systems and methods for determining velocity and flux of a gas |
| CN104374950B (zh) * | 2014-11-17 | 2018-04-20 | 上海理工大学 | 基于火焰辐射特性的发动机燃烧流场速度测量装置与方法 |
| CN104391132B (zh) * | 2014-11-17 | 2017-04-26 | 上海理工大学 | 基于分子吸收光谱的发动机燃烧流场速度测量装置与方法 |
| US9773584B2 (en) | 2014-11-24 | 2017-09-26 | General Electric Company | Triaxial mineral insulated cable in flame sensing applications |
| US11073160B2 (en) * | 2016-09-08 | 2021-07-27 | The United States Of America As Represented By The Secretary Of The Army | Adaptable articulating axial-flow compressor/turbine rotor blade |
| JP6805118B2 (ja) * | 2017-12-12 | 2020-12-23 | 日本電信電話株式会社 | 流体測定装置 |
| EP3745097B1 (en) * | 2018-01-23 | 2023-11-08 | Kyocera Corporation | Fluid measurement device, fluid measurement method, and program |
| TWI706124B (zh) * | 2019-09-04 | 2020-10-01 | 國立中央大學 | 物性測量裝置及測量物性的方法 |
| EP3812712B1 (en) * | 2019-10-21 | 2024-04-24 | Universität der Bundeswehr München | Fluid flow analysis |
| CN111189501A (zh) * | 2020-03-16 | 2020-05-22 | 宁夏隆基宁光仪表股份有限公司 | 用于超声波燃气表流量计算及修正方法 |
| KR102354614B1 (ko) * | 2021-10-07 | 2022-01-24 | 동우옵트론 주식회사 | 초음파 유속계를 포함한 크로스 덕트형 복합 측정기 |
| US12136498B1 (en) * | 2023-10-12 | 2024-11-05 | Metrolaser, Inc. | System and method for measuring spatially resolved velocity and density of air flows simultaneously |
| CN119355295B (zh) * | 2024-10-24 | 2025-07-11 | 中国空气动力研究与发展中心设备设计与测试技术研究所 | 同步获取燃烧流场总温和马赫数线分布的光学试验系统及试验方法 |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2070771B (en) * | 1980-02-29 | 1984-08-08 | Nat Res Dev | Methods and apparatus for measuring the cross-sectional area of a duct and the volume flow rate of fluid in the duct |
| US4664513A (en) * | 1984-09-25 | 1987-05-12 | Cornell Research Foundation, Inc. | Multidimensional vorticity measurement optical probe system |
| JPS6247502A (ja) * | 1985-08-27 | 1987-03-02 | Sharp Corp | 血流計 |
| GB2231221B (en) * | 1989-05-06 | 1993-06-16 | Rolls Royce Plc | A method of measuring the three dimensional velocity components of a particle in a fluid flow |
| GB9011086D0 (en) * | 1990-05-17 | 1990-07-04 | Jackson Roger G | Tomographic monitoring of fluid flows |
| US5259234A (en) * | 1992-03-09 | 1993-11-09 | General Electric Company | Calibration system for air metering bellmouths |
| US5271675A (en) * | 1992-10-22 | 1993-12-21 | Gas Research Institute | System for characterizing pressure, movement, temperature and flow pattern of fluids |
| US5701172A (en) * | 1995-06-07 | 1997-12-23 | Gas Research Institute | Optical flowmeter |
| EP0766080A1 (en) * | 1995-09-29 | 1997-04-02 | FINMECCANICA S.p.A. AZIENDA ANSALDO | System and method for monitoring combustion and pollutants by means of laser diodes |
| US6064488A (en) * | 1997-06-06 | 2000-05-16 | Monitor Labs, Inc. | Method and apparatus for in situ gas concentration measurement |
| FR2764380B1 (fr) * | 1997-06-06 | 1999-08-27 | Gaz De France | Procede et dispositif de determination en temps reel du pouvoir calorifique d'un gaz naturel par voie optique |
| US6128072A (en) * | 1998-04-23 | 2000-10-03 | Nova Gas Transmission Ltd. | Optical flow meter integrally mounted to a rigid plate with direct optical access to the interior of a pipe |
| JP2000266580A (ja) * | 1999-03-15 | 2000-09-29 | Toshiba Corp | 流量計 |
-
2000
- 2000-10-10 US US09/685,785 patent/US6473705B1/en not_active Expired - Lifetime
-
2001
- 2001-09-26 IL IL14568201A patent/IL145682A/en not_active IP Right Cessation
- 2001-09-27 CA CA2357942A patent/CA2357942C/en not_active Expired - Fee Related
- 2001-10-08 EP EP01308589A patent/EP1205736A3/en not_active Withdrawn
- 2001-10-09 JP JP2001310817A patent/JP2002228509A/ja active Pending
- 2001-10-10 AU AU78281/01A patent/AU777846B2/en not_active Ceased
-
2009
- 2009-12-29 JP JP2009299069A patent/JP5259568B2/ja not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| US6473705B1 (en) | 2002-10-29 |
| AU777846B2 (en) | 2004-11-04 |
| EP1205736A2 (en) | 2002-05-15 |
| AU7828101A (en) | 2002-04-11 |
| EP1205736A3 (en) | 2004-07-07 |
| JP2002228509A (ja) | 2002-08-14 |
| CA2357942A1 (en) | 2002-04-10 |
| JP2010117360A (ja) | 2010-05-27 |
| IL145682A (en) | 2004-09-27 |
| IL145682A0 (en) | 2002-06-30 |
| JP5259568B2 (ja) | 2013-08-07 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request | ||
| MKLA | Lapsed |
Effective date: 20170927 |