SE0301226D0 - Acoustic Determination of Moisture Content of a Gas Mixture - Google Patents
Acoustic Determination of Moisture Content of a Gas MixtureInfo
- Publication number
- SE0301226D0 SE0301226D0 SE0301226A SE0301226A SE0301226D0 SE 0301226 D0 SE0301226 D0 SE 0301226D0 SE 0301226 A SE0301226 A SE 0301226A SE 0301226 A SE0301226 A SE 0301226A SE 0301226 D0 SE0301226 D0 SE 0301226D0
- Authority
- SE
- Sweden
- Prior art keywords
- air
- source
- moisture content
- oxygen
- acoustic
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/22—Details, e.g. general constructional or apparatus details
- G01N29/222—Constructional or flow details for analysing fluids
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
- A61M16/10—Preparation of respiratory gases or vapours
- A61M16/12—Preparation of respiratory gases or vapours by mixing different gases
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/02—Analysing fluids
- G01N29/024—Analysing fluids by measuring propagation velocity or propagation time of acoustic waves
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/22—Details, e.g. general constructional or apparatus details
- G01N29/30—Arrangements for calibrating or comparing, e.g. with standard objects
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/44—Processing the detected response signal, e.g. electronic circuits specially adapted therefor
- G01N29/4409—Processing the detected response signal, e.g. electronic circuits specially adapted therefor by comparison
- G01N29/4427—Processing the detected response signal, e.g. electronic circuits specially adapted therefor by comparison with stored values, e.g. threshold values
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M2205/00—General characteristics of the apparatus
- A61M2205/33—Controlling, regulating or measuring
- A61M2205/3375—Acoustical, e.g. ultrasonic, measuring means
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2291/00—Indexing codes associated with group G01N29/00
- G01N2291/02—Indexing codes associated with the analysed material
- G01N2291/021—Gases
- G01N2291/0212—Binary gases
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2291/00—Indexing codes associated with group G01N29/00
- G01N2291/02—Indexing codes associated with the analysed material
- G01N2291/021—Gases
- G01N2291/0215—Mixtures of three or more gases, e.g. air
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2291/00—Indexing codes associated with group G01N29/00
- G01N2291/02—Indexing codes associated with the analysed material
- G01N2291/028—Material parameters
- G01N2291/02809—Concentration of a compound, e.g. measured by a surface mass change
Landscapes
- Health & Medical Sciences (AREA)
- Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Acoustics & Sound (AREA)
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Emergency Medicine (AREA)
- Pulmonology (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Hematology (AREA)
- Animal Behavior & Ethology (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE0301226A SE0301226D0 (sv) | 2003-04-28 | 2003-04-28 | Acoustic Determination of Moisture Content of a Gas Mixture |
EP04003968.7A EP1477798B1 (en) | 2003-04-28 | 2004-02-21 | Acoustic determination of moisture content of a gas mixture |
JP2004105725A JP4286174B2 (ja) | 2003-04-28 | 2004-03-31 | 音響分析器で、空気中の湿気成分を検出する方法、音響分析器で、空気中の湿気成分を検出し、乾燥状態のガス試料の補正された成分情報を提供する方法、音響分析器で、酸素/空気ガス試料の酸素含量の成分情報を決定する方法、及び、機械式呼吸補助装置 |
US10/823,444 US7063668B2 (en) | 2003-04-28 | 2004-04-13 | Method and arrangement for acoustic determination of moisture content of a gas mixture |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE0301226A SE0301226D0 (sv) | 2003-04-28 | 2003-04-28 | Acoustic Determination of Moisture Content of a Gas Mixture |
Publications (1)
Publication Number | Publication Date |
---|---|
SE0301226D0 true SE0301226D0 (sv) | 2003-04-28 |
Family
ID=20291136
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE0301226A SE0301226D0 (sv) | 2003-04-28 | 2003-04-28 | Acoustic Determination of Moisture Content of a Gas Mixture |
Country Status (4)
Country | Link |
---|---|
US (1) | US7063668B2 (xx) |
EP (1) | EP1477798B1 (xx) |
JP (1) | JP4286174B2 (xx) |
SE (1) | SE0301226D0 (xx) |
Families Citing this family (26)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2183011B1 (en) * | 2007-06-28 | 2017-10-11 | Maquet Critical Care AB | A patient ventilation system with gas identification means |
US7856737B2 (en) * | 2007-08-28 | 2010-12-28 | Mathews Company | Apparatus and method for reducing a moisture content of an agricultural product |
US8365724B2 (en) * | 2009-12-29 | 2013-02-05 | General Electric Company | Medical vaporizer and method of control of a medical vaporizer |
EP2385236B1 (en) * | 2010-05-06 | 2018-07-18 | FPT Motorenforschung AG | Method and device for monitoring a humidity sensor in a combustion engine, using oxygen measurement of other sensors in the engine, such as nox, lambda and/or oxygen sensors |
US8752544B2 (en) | 2011-03-21 | 2014-06-17 | General Electric Company | Medical vaporizer and method of monitoring of a medical vaporizer |
EP2825237B1 (en) | 2012-03-15 | 2020-06-10 | Fisher & Paykel Healthcare Limited | Respiratory gas humidification system |
GB2567075B (en) | 2012-04-05 | 2019-08-21 | Fisher & Paykel Healthcare Ltd | Respiratory assistance apparatus |
WO2013162386A1 (en) | 2012-04-27 | 2013-10-31 | Fisher & Paykel Healthcare Limited | Usability features for respiratory humidification system |
US20130306062A1 (en) * | 2012-05-21 | 2013-11-21 | Sensible Disaster Solutions, Llc | Oxygen administration system and method |
CN102980941B (zh) * | 2012-11-26 | 2015-12-02 | 华南理工大学 | 一种利用声速变化的超声气体相对湿度检测方法及装置 |
US11511069B2 (en) | 2013-09-13 | 2022-11-29 | Fisher & Paykel Healthcare Limited | Humidification system |
BR122017019820B1 (pt) | 2013-09-13 | 2023-01-24 | Fisher & Paykel Healthcare Limited | Conector de circuito para um sistema de umidificação e conduíte para transportar gases respiráveis |
CN110947066B (zh) | 2013-12-20 | 2023-07-18 | 费雪派克医疗保健有限公司 | 加湿系统连接 |
WO2015119515A1 (en) | 2014-02-07 | 2015-08-13 | Fisher & Paykel Healthcare Limited | Respiratory humidification system |
WO2015167347A1 (en) | 2014-05-02 | 2015-11-05 | Fisher & Paykel Healthcare Limited | Gas humidification arrangement |
EP4353290A3 (en) | 2014-05-13 | 2024-05-22 | Fisher & Paykel Healthcare Limited | Usability features for respiratory humidification system |
JP2017517319A (ja) | 2014-05-27 | 2017-06-29 | フィッシャー アンド ペイケル ヘルスケア リミテッド | 医療機器のためのガスの混合および測定 |
WO2015187039A1 (en) | 2014-06-03 | 2015-12-10 | Fisher & Paykel Healthcare Limited | Flow mixers for respiratory therapy systems |
WO2016080847A1 (en) | 2014-11-17 | 2016-05-26 | Fisher & Paykel Healthcare Limited | Humidification of respiratory gases |
EP3313487B1 (en) | 2015-06-24 | 2021-01-06 | Fisher&Paykel Healthcare Limited | Breathing assistance apparatus |
CN114796783A (zh) | 2015-12-02 | 2022-07-29 | 费雪派克医疗保健有限公司 | 流量治疗设备的流动路径感测 |
WO2018106126A1 (en) | 2016-12-07 | 2018-06-14 | Fisher And Paykel Healthcare Limited | Sensing arrangements for medical devices |
US10610659B2 (en) | 2017-03-23 | 2020-04-07 | General Electric Company | Gas mixer incorporating sensors for measuring flow and concentration |
US10946160B2 (en) | 2017-03-23 | 2021-03-16 | General Electric Company | Medical vaporizer with carrier gas characterization, measurement, and/or compensation |
EP3985457B1 (fr) * | 2020-10-16 | 2023-06-07 | The Swatch Group Research and Development Ltd | Ensemble de mesure du degre d'humidite relative a l'interieur d'un boitier de montre |
WO2024083901A1 (en) * | 2022-10-19 | 2024-04-25 | Philip Morris Products S.A. | An adaptable aerosol-generating system and method |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NO791305L (no) * | 1978-08-04 | 1980-02-05 | Sub Sea Oil Services Ssos | Gassanalysator |
DE3215534A1 (de) * | 1981-04-27 | 1982-11-18 | Fuji Electric Co., Ltd., Kawasaki, Kanagawa | Verfahren zur bestimmung des wasserdampfanteils in einem sauerstoff enthaltenden gasgemisch |
US4520654A (en) * | 1983-03-14 | 1985-06-04 | General Electric Company | Method and apparatus for detecting hydrogen, oxygen and water vapor concentrations in a host gas |
JPS60117131A (ja) * | 1983-11-30 | 1985-06-24 | Toshiba Corp | 流体の流量・濃度同時測定用測定管 |
US4876889A (en) * | 1988-07-05 | 1989-10-31 | Parthasarathy Shakkottai | Acoustic humidity sensor |
WO1992003724A1 (en) | 1990-08-17 | 1992-03-05 | The Commonwealth Industrial Gases Limited | Gas analyser |
DE4318690A1 (de) | 1993-06-04 | 1995-01-05 | Ndd Medizintechnik Gmbh | Verfahren zur Messung der Molmasse von Gasen oder Gasgemischen und Vorrichtung zur Durchführung dieses Verfahrens |
US5351522A (en) * | 1993-11-02 | 1994-10-04 | Aequitron Medical, Inc. | Gas sensor |
US5646071A (en) * | 1995-01-19 | 1997-07-08 | Taiwan Semiconductor Manufacturing Company, Ltd. | Equipment and method for applying a liquid layer |
US5581014A (en) * | 1995-04-05 | 1996-12-03 | Douglas; David W. | Method and apparatus for acoustic analysis of binary gas mixtures with continuous self-calibration |
US5915834A (en) * | 1997-06-09 | 1999-06-29 | Litton Systems, Inc. | Variable set point oxygen concentration mixer |
NL1009485C2 (nl) | 1998-06-24 | 2000-01-11 | Wilhelm Henricus Jurriaan Van | Akoestische looptijdmeting. |
SE0004140D0 (sv) | 2000-11-13 | 2000-11-13 | Siemens Elema Ab | Acoustic Gas Analyser |
SE0103182D0 (sv) * | 2001-09-25 | 2001-09-25 | Siemens Elema Ab | Förfarande för lungmekanisk undersökning och andningsapparatsystem |
-
2003
- 2003-04-28 SE SE0301226A patent/SE0301226D0/xx unknown
-
2004
- 2004-02-21 EP EP04003968.7A patent/EP1477798B1/en not_active Expired - Lifetime
- 2004-03-31 JP JP2004105725A patent/JP4286174B2/ja not_active Expired - Lifetime
- 2004-04-13 US US10/823,444 patent/US7063668B2/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JP4286174B2 (ja) | 2009-06-24 |
EP1477798B1 (en) | 2016-11-16 |
US20040211244A1 (en) | 2004-10-28 |
US7063668B2 (en) | 2006-06-20 |
EP1477798A3 (en) | 2010-08-25 |
JP2004325443A (ja) | 2004-11-18 |
EP1477798A2 (en) | 2004-11-17 |
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