NO20000283L - MÕling av relativ densitet av en gass - Google Patents
MÕling av relativ densitet av en gassInfo
- Publication number
- NO20000283L NO20000283L NO20000283A NO20000283A NO20000283L NO 20000283 L NO20000283 L NO 20000283L NO 20000283 A NO20000283 A NO 20000283A NO 20000283 A NO20000283 A NO 20000283A NO 20000283 L NO20000283 L NO 20000283L
- Authority
- NO
- Norway
- Prior art keywords
- measurement
- gas
- relative density
- density
- relative
- 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
- G01N29/02—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
- G01N9/00—Investigating density or specific gravity of materials; Analysing materials by determining density or specific gravity
- G01N9/24—Investigating density or specific gravity of materials; Analysing materials by determining density or specific gravity by observing the transmission of wave or particle radiation through the material
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D21/00—Control of chemical or physico-chemical variables, e.g. pH value
- G05D21/02—Control of chemical or physico-chemical variables, e.g. pH value characterised by the use of electric 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
- G01N2291/0215—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
- G01N2291/02818—Density, viscosity
-
- 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
- G01N2291/02881—Temperature
-
- 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
- G01N2291/10—Number of transducers
- G01N2291/102—Number of transducers one emitter, one receiver
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N9/00—Investigating density or specific gravity of materials; Analysing materials by determining density or specific gravity
- G01N9/002—Investigating density or specific gravity of materials; Analysing materials by determining density or specific gravity using variation of the resonant frequency of an element vibrating in contact with the material submitted to analysis
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- General Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Acoustics & Sound (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB9715448A GB9715448D0 (en) | 1997-07-22 | 1997-07-22 | Measuring relative density of a gas |
PCT/GB1998/002136 WO1999005517A1 (en) | 1997-07-22 | 1998-07-17 | Measuring relative density of a gas |
Publications (2)
Publication Number | Publication Date |
---|---|
NO20000283D0 NO20000283D0 (no) | 2000-01-20 |
NO20000283L true NO20000283L (no) | 2000-03-22 |
Family
ID=10816269
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO20000283A NO20000283L (no) | 1997-07-22 | 2000-01-20 | MÕling av relativ densitet av en gass |
Country Status (16)
Country | Link |
---|---|
US (1) | US6474137B1 (es) |
EP (1) | EP0998670B1 (es) |
JP (1) | JP3610007B2 (es) |
KR (1) | KR100362818B1 (es) |
AR (1) | AR016531A1 (es) |
AT (1) | ATE266865T1 (es) |
AU (1) | AU730301B2 (es) |
BR (1) | BR9810726A (es) |
CA (1) | CA2294775C (es) |
DE (1) | DE69823833D1 (es) |
GB (2) | GB9715448D0 (es) |
MX (1) | MXPA00000785A (es) |
NO (1) | NO20000283L (es) |
NZ (1) | NZ502330A (es) |
UY (1) | UY25107A1 (es) |
WO (1) | WO1999005517A1 (es) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1063525A3 (en) * | 1999-06-04 | 2003-12-17 | N.V. Nederlandse Gasunie | Method for measuring the quantity of heat present in fuel gas |
GB0013597D0 (en) * | 2000-06-06 | 2000-07-26 | Apv Ltd | Density measurements of aerated liquids and slurries |
CA2689711C (en) | 2007-05-31 | 2016-11-15 | Teijin Pharma Limited | Ultrasonic apparatus and method for measuring the concentration of gas |
US20130233056A1 (en) * | 2010-11-15 | 2013-09-12 | Riken Keiki Co., Ltd. | Method for measuring specific gravity of combustible gases, device for measuring specific gravity, and device for measuring wobbe index |
CN103743445A (zh) * | 2013-12-13 | 2014-04-23 | 科迈(常州)电子有限公司 | 一种氧气流量浓度检测装置 |
JP6517668B2 (ja) * | 2014-11-14 | 2019-05-22 | メムス アクチェンゲゼルシャフトMems Ag | ガスの品質に関する特定の量を決定するための方法および測定装置 |
US9546941B2 (en) * | 2015-05-04 | 2017-01-17 | Caterpillar Inc. | Method and system for estimating the specific gravity of an unknown fuel source in a multi-fuel engine |
US9790883B2 (en) * | 2015-07-23 | 2017-10-17 | Caterpillar Inc. | System for sensing and controlling fuel gas constituent levels |
KR101925502B1 (ko) * | 2017-01-12 | 2019-02-27 | 서강대학교산학협력단 | 다원 기체의 농도 및 압력 산출 방법 |
KR101932486B1 (ko) * | 2018-06-27 | 2018-12-27 | 광신기계공업 주식회사 | 액화가스펌프 |
EP3822613B1 (en) * | 2019-11-13 | 2023-09-06 | ABB Schweiz AG | Measurement system for determining liquid properties in a vessel |
Family Cites Families (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1383035A (fr) * | 1963-10-29 | 1964-12-24 | Commissariat Energie Atomique | Analyseur sonique |
US3789655A (en) * | 1972-03-20 | 1974-02-05 | Bendix Corp | Fluid analyzer |
US4246773A (en) * | 1978-03-31 | 1981-01-27 | Osaka Gas Company Ltd. | Combustion property of gas measuring apparatus |
JPS5589744A (en) * | 1978-12-27 | 1980-07-07 | Terumo Corp | Liquid density measuring method of ultrasonic wave and its unit |
IT1145264B (it) * | 1979-03-15 | 1986-11-05 | Ricardo Consulting Eng | Apparecchio e procedimento per determinare la concentrazione della miscela aria/combustibile alimentata ad un motore a combustione interna |
DK144044C (da) * | 1979-05-10 | 1982-05-17 | Danfoss As | Ultralydmaaleprobe til brug ved akustisk maaling af vaeskers massefylde |
DE3031678C2 (de) * | 1980-08-22 | 1984-12-06 | M.A.N. Maschinenfabrik Augsburg-Nürnberg AG, 8000 München | Verfahren zur Messung der Änderung einer thermischen Zustandsgröße von Fluiden |
US4442700A (en) | 1982-03-09 | 1984-04-17 | The United States Of America As Represented By The United States Department Of Energy | Ultrasonic hydrometer |
US4662212A (en) * | 1984-09-10 | 1987-05-05 | Sumitomo Bakelite Company Limited | Measuring instrument for concentration of gas |
GB8526628D0 (en) | 1985-10-29 | 1985-12-04 | Acumet Precision Instr Ltd | Measurement of specific gravity |
US5060507A (en) * | 1989-06-21 | 1991-10-29 | John Urmson | Method and apparatus for fluid mixture monitoring, constituent analysis, and composition control |
JP2902162B2 (ja) * | 1991-06-14 | 1999-06-07 | 日本碍子株式会社 | 空燃比センサの出力補正方法 |
EP0533980A1 (de) * | 1991-09-26 | 1993-03-31 | Siemens Aktiengesellschaft | Verfahren zur Bestimmung der Konzentration von Kraftstoffen oder Gasen in Luft |
DE9203528U1 (de) * | 1992-03-18 | 1992-07-09 | Ruhrgas Ag, 4300 Essen | Vorrichtung zur Steuerung einer Gasverbrauchseinrichtung |
US5285675A (en) * | 1992-06-05 | 1994-02-15 | University Of Florida Research Foundation, Inc. | Acoustic fluid flow monitoring |
JP3083025B2 (ja) * | 1992-12-24 | 2000-09-04 | キヤノン株式会社 | 密閉空間内の気体制御方法とこれを用いたチャンバ装置と露光装置、並びにデバイス製造方法 |
US5537854A (en) * | 1993-05-24 | 1996-07-23 | Phillips; Scott | Acoustic natural gas fuel sensor |
US5697346A (en) * | 1993-05-28 | 1997-12-16 | Servojet Products International | Method for using sonic gas-fueled internal combustion engine control system |
GB9601535D0 (en) * | 1996-01-26 | 1996-03-27 | Smiths Industries Plc | Fluid quantity measurement |
US6209387B1 (en) * | 1997-07-30 | 2001-04-03 | Gas Research Institute | System and method for determining thermodynamic properties |
-
1997
- 1997-07-22 GB GB9715448A patent/GB9715448D0/en active Pending
-
1998
- 1998-07-17 KR KR1020007000580A patent/KR100362818B1/ko not_active IP Right Cessation
- 1998-07-17 MX MXPA00000785A patent/MXPA00000785A/es unknown
- 1998-07-17 AU AU84507/98A patent/AU730301B2/en not_active Ceased
- 1998-07-17 NZ NZ502330A patent/NZ502330A/en unknown
- 1998-07-17 WO PCT/GB1998/002136 patent/WO1999005517A1/en active IP Right Grant
- 1998-07-17 DE DE69823833T patent/DE69823833D1/de not_active Expired - Lifetime
- 1998-07-17 BR BR9810726-7A patent/BR9810726A/pt not_active IP Right Cessation
- 1998-07-17 CA CA002294775A patent/CA2294775C/en not_active Expired - Fee Related
- 1998-07-17 EP EP98935149A patent/EP0998670B1/en not_active Expired - Lifetime
- 1998-07-17 US US09/462,102 patent/US6474137B1/en not_active Expired - Fee Related
- 1998-07-17 GB GB9815430A patent/GB2327499B/en not_active Expired - Fee Related
- 1998-07-17 JP JP2000504452A patent/JP3610007B2/ja not_active Expired - Lifetime
- 1998-07-17 AT AT98935149T patent/ATE266865T1/de not_active IP Right Cessation
- 1998-07-21 UY UY25107A patent/UY25107A1/es not_active Application Discontinuation
- 1998-07-22 AR ARP980103598A patent/AR016531A1/es not_active Application Discontinuation
-
2000
- 2000-01-20 NO NO20000283A patent/NO20000283L/no not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
AU730301B2 (en) | 2001-03-01 |
US6474137B1 (en) | 2002-11-05 |
GB2327499A (en) | 1999-01-27 |
NO20000283D0 (no) | 2000-01-20 |
EP0998670B1 (en) | 2004-05-12 |
JP2001511522A (ja) | 2001-08-14 |
CA2294775C (en) | 2004-07-06 |
GB2327499B (en) | 2002-04-17 |
JP3610007B2 (ja) | 2005-01-12 |
KR20010022012A (ko) | 2001-03-15 |
EP0998670A1 (en) | 2000-05-10 |
CA2294775A1 (en) | 1999-02-04 |
AR016531A1 (es) | 2001-07-25 |
NZ502330A (en) | 2001-06-29 |
WO1999005517A1 (en) | 1999-02-04 |
GB9715448D0 (en) | 1997-09-24 |
AU8450798A (en) | 1999-02-16 |
ATE266865T1 (de) | 2004-05-15 |
GB9815430D0 (en) | 1998-09-16 |
BR9810726A (pt) | 2000-08-08 |
MXPA00000785A (es) | 2004-03-10 |
UY25107A1 (es) | 1999-01-15 |
KR100362818B1 (ko) | 2002-11-29 |
DE69823833D1 (de) | 2004-06-17 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FC2A | Withdrawal, rejection or dismissal of laid open patent application |