AU2001279936A1 - Gas bubble detector - Google Patents

Gas bubble detector

Info

Publication number
AU2001279936A1
AU2001279936A1 AU2001279936A AU7993601A AU2001279936A1 AU 2001279936 A1 AU2001279936 A1 AU 2001279936A1 AU 2001279936 A AU2001279936 A AU 2001279936A AU 7993601 A AU7993601 A AU 7993601A AU 2001279936 A1 AU2001279936 A1 AU 2001279936A1
Authority
AU
Australia
Prior art keywords
gas bubble
bubble detector
detector
gas
bubble
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.)
Abandoned
Application number
AU2001279936A
Inventor
David Peall
Paul Robertson
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.)
TECHNOLOGY CAMBRIDGE Ltd AB
Original Assignee
TECHNOLOGY CAMBRIDGE Ltd AB
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 TECHNOLOGY CAMBRIDGE Ltd AB filed Critical TECHNOLOGY CAMBRIDGE Ltd AB
Publication of AU2001279936A1 publication Critical patent/AU2001279936A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M3/00—Investigating fluid-tightness of structures
    • G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
    • G01M3/04—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
    • G01M3/24—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using infrasonic, sonic, or ultrasonic vibrations
    • 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
    • G01N29/032—Analysing fluids by measuring attenuation 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
    • G01N29/44—Processing the detected response signal, e.g. electronic circuits specially adapted therefor
    • G01N29/48—Processing the detected response signal, e.g. electronic circuits specially adapted therefor by amplitude comparison
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B41/00—Fluid-circulation arrangements
    • F25B41/006—Fluid-circulation arrangements optical fluid control arrangements
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B49/00—Arrangement or mounting of control or safety devices
    • F25B49/005—Arrangement or mounting of control or safety devices of safety devices
    • 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
    • G01N2291/01—Indexing codes associated with the measuring variable
    • G01N2291/012—Phase angle
    • 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
    • G01N2291/024—Mixtures
    • G01N2291/02433—Gases in liquids, e.g. bubbles, foams
AU2001279936A 2000-05-30 2001-05-14 Gas bubble detector Abandoned AU2001279936A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB0013003 2000-05-30
GB0013003A GB0013003D0 (en) 2000-05-30 2000-05-30 Gas charge monitor
PCT/GB2001/002124 WO2001092867A1 (en) 2000-05-30 2001-05-14 Gas bubble detector

Publications (1)

Publication Number Publication Date
AU2001279936A1 true AU2001279936A1 (en) 2001-12-11

Family

ID=9892539

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2001279936A Abandoned AU2001279936A1 (en) 2000-05-30 2001-05-14 Gas bubble detector

Country Status (3)

Country Link
AU (1) AU2001279936A1 (en)
GB (1) GB0013003D0 (en)
WO (1) WO2001092867A1 (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1770379A1 (en) * 2005-09-29 2007-04-04 JohnsonDiversey, Inc. Device and method for detecting the presence of a gas in a liquid flow
US7661293B2 (en) * 2007-02-06 2010-02-16 Cosense, Inc. Ultrasonic system for detecting and quantifying of air bubbles/particles in a flowing liquid
US8631683B2 (en) 2007-02-06 2014-01-21 Fresenius Medical Care Holdings, Inc. Dialysis systems including non-invasive multi-function sensor systems
US8353870B2 (en) 2011-04-26 2013-01-15 Fresenius Medical Care Holdings, Inc. Medical temperature sensors and related systems and methods
US8836519B2 (en) 2011-05-12 2014-09-16 Fresenius Medical Care Holdings, Inc. Determining the absence or presence of fluid in a dialysis system
US9333286B2 (en) 2011-05-12 2016-05-10 Fresenius Medical Care Holdings, Inc. Medical tubing installation detection
DE102019118909A1 (en) * 2019-07-12 2021-01-14 Vaillant Gmbh Method and device for the detection and evaluation of bubbles in a liquid in a circuit, in particular in a heat pump system
CN116879390B (en) * 2023-09-07 2023-12-08 北京普能世纪科技有限公司 Bubble detection device, detection method, detection system and storage medium of flow battery

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4015464A (en) * 1975-02-21 1977-04-05 The Washington University Ultrasonic continuous wave particle monitor
US4235095A (en) * 1978-09-01 1980-11-25 Tif Instruments, Inc. Device for detecting inhomogeneities such as gas bubbles
DE3141576A1 (en) * 1981-10-20 1983-05-05 Siemens AG, 1000 Berlin und 8000 München Method of detecting gas bubbles in a liquid medium and device for performing said method
US4882928A (en) * 1987-12-22 1989-11-28 Lane Jr William E Refrigeration efficiency monitoring system
US5230223A (en) * 1992-03-20 1993-07-27 Envirosystems Corporation Method and apparatus for efficiently controlling refrigeration and air conditioning systems
US5228304A (en) * 1992-06-04 1993-07-20 Ryan David J Refrigerant loss detector and alarm
US5394732A (en) * 1993-09-10 1995-03-07 Cobe Laboratories, Inc. Method and apparatus for ultrasonic detection of air bubbles
SE507585C2 (en) * 1995-10-16 1998-06-22 Lars Anders Persson Liquid leak detection apparatus, for cooling medium in conduit - uses microwaves to detect bubbles, droplets or liquid level in conduit or container
US5843035A (en) * 1996-04-10 1998-12-01 Baxter International Inc. Air detector for intravenous infusion system

Also Published As

Publication number Publication date
GB0013003D0 (en) 2000-07-19
WO2001092867A1 (en) 2001-12-06

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