GB0624388D0 - A method for determining profiles of the concentration,the pressure and the temperature of gases in combustion processes & their exhaust gas flows andplumes - Google Patents

A method for determining profiles of the concentration,the pressure and the temperature of gases in combustion processes & their exhaust gas flows andplumes

Info

Publication number
GB0624388D0
GB0624388D0 GB0624388A GB0624388A GB0624388D0 GB 0624388 D0 GB0624388 D0 GB 0624388D0 GB 0624388 A GB0624388 A GB 0624388A GB 0624388 A GB0624388 A GB 0624388A GB 0624388 D0 GB0624388 D0 GB 0624388D0
Authority
GB
United Kingdom
Prior art keywords
andplumes
gases
concentration
exhaust gas
temperature
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.)
Granted
Application number
GB0624388A
Other versions
GB2433316B (en
GB2433316A (en
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.)
Deutsches Zentrum fuer Luft und Raumfahrt eV
Original Assignee
Deutsches Zentrum fuer Luft und Raumfahrt eV
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 Deutsches Zentrum fuer Luft und Raumfahrt eV filed Critical Deutsches Zentrum fuer Luft und Raumfahrt eV
Publication of GB0624388D0 publication Critical patent/GB0624388D0/en
Publication of GB2433316A publication Critical patent/GB2433316A/en
Application granted granted Critical
Publication of GB2433316B publication Critical patent/GB2433316B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
    • G01J3/28—Investigating the spectrum
    • G01J3/42—Absorption spectrometry; Double beam spectrometry; Flicker spectrometry; Reflection spectrometry
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
    • G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
    • G01N21/35—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light
    • G01N21/3504—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light for analysing gases, e.g. multi-gas analysis
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/47—Scattering, i.e. diffuse reflection
    • G01N21/49—Scattering, i.e. diffuse reflection within a body or fluid
    • G01N21/53—Scattering, i.e. diffuse reflection within a body or fluid within a flowing fluid, e.g. smoke
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F17/00—Digital computing or data processing equipment or methods, specially adapted for specific functions
    • G06F17/10—Complex mathematical operations
    • G06F17/17—Function evaluation by approximation methods, e.g. inter- or extrapolation, smoothing, least mean square method
    • G06F17/175—Function evaluation by approximation methods, e.g. inter- or extrapolation, smoothing, least mean square method of multidimensional data

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Pure & Applied Mathematics (AREA)
  • Computational Mathematics (AREA)
  • Data Mining & Analysis (AREA)
  • Mathematical Physics (AREA)
  • Theoretical Computer Science (AREA)
  • Algebra (AREA)
  • Databases & Information Systems (AREA)
  • Software Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
GB0624388A 2005-12-14 2006-12-06 A method of monitoring and controlling a combustion process with use of profiles of gas concentration, pressure and temperature Active GB2433316B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE200510060245 DE102005060245B3 (en) 2005-12-14 2005-12-14 Gas concentration, pressure and temperature distributions determining method for use in e.g. motor vehicle, involves providing cubic polynomial as interpolating function, where interpolating function and mixed derivations are same

Publications (3)

Publication Number Publication Date
GB0624388D0 true GB0624388D0 (en) 2007-01-17
GB2433316A GB2433316A (en) 2007-06-20
GB2433316B GB2433316B (en) 2008-04-09

Family

ID=37711663

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0624388A Active GB2433316B (en) 2005-12-14 2006-12-06 A method of monitoring and controlling a combustion process with use of profiles of gas concentration, pressure and temperature

Country Status (2)

Country Link
DE (1) DE102005060245B3 (en)
GB (1) GB2433316B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116680507A (en) * 2023-05-10 2023-09-01 湖北航天化学技术研究所 Method, system and device for automatically determining combustion time of solid rocket engine

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102008010229B3 (en) 2008-02-21 2009-07-09 Deutsches Zentrum für Luft- und Raumfahrt e.V. Method for determining temperature, pressure and concentration profiles of any preferred gaseous media and hardware device for carrying out the method
DE102008050046B3 (en) * 2008-10-01 2010-01-07 Deutsches Zentrum für Luft- und Raumfahrt e.V. Method for determining concentration, pressure and temperature profiles in exhaust gas of aircraft, involves implementing derivations of forward models based on equations for radiation transport by automatic differentiation process
DE102009040386A1 (en) 2009-09-07 2011-03-10 Schaeffler Technologies Gmbh & Co. Kg Method for state and process monitoring and device therefor
CN105572068A (en) * 2015-12-21 2016-05-11 中国科学院长春光学精密机械与物理研究所 Method for measuring extreme ultraviolet absorption coefficients of trace gas on basis of extrapolation processes
CN108463710B (en) * 2016-01-06 2021-05-07 智能激光&等离子体系统株式会社 Gas analysis device and gas analysis method using laser beam
FR3069641B1 (en) * 2017-07-27 2019-07-19 IFP Energies Nouvelles METHOD AND SYSTEM FOR OPTICALLY MEASURING THE CONCENTRATION OF EXHAUST GAS CASES

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4203587C2 (en) * 1991-02-15 1997-04-17 Horiba Ltd Quantitative spectral analysis method
DE69218536T2 (en) * 1991-10-04 1997-07-03 Perkin Elmer Corp Method and device for comparing spectra
DE19821956A1 (en) * 1998-05-16 1999-11-18 Deutsch Zentr Luft & Raumfahrt Method for the quantitative analysis of gas volumes, in particular exhaust gases from combustion devices or systems, and devices for carrying out the method
US6615142B1 (en) * 1999-08-17 2003-09-02 Southwest Sciences Incorporated Filtering to measure gas concentrations from spectral features

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116680507A (en) * 2023-05-10 2023-09-01 湖北航天化学技术研究所 Method, system and device for automatically determining combustion time of solid rocket engine
CN116680507B (en) * 2023-05-10 2024-04-19 湖北航天化学技术研究所 Method, system and device for automatically determining combustion time of solid rocket engine

Also Published As

Publication number Publication date
GB2433316B (en) 2008-04-09
DE102005060245B3 (en) 2007-03-01
GB2433316A (en) 2007-06-20

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