ATA260289A - METHOD AND DEVICE FOR DETERMINING THE FOAM HEIGHT OR THE SEDIMENT HEIGHT IN LIQUIDS - Google Patents

METHOD AND DEVICE FOR DETERMINING THE FOAM HEIGHT OR THE SEDIMENT HEIGHT IN LIQUIDS

Info

Publication number
ATA260289A
ATA260289A AT260289A AT260289A ATA260289A AT A260289 A ATA260289 A AT A260289A AT 260289 A AT260289 A AT 260289A AT 260289 A AT260289 A AT 260289A AT A260289 A ATA260289 A AT A260289A
Authority
AT
Austria
Prior art keywords
height
liquids
determining
sediment
foam
Prior art date
Application number
AT260289A
Other languages
German (de)
Other versions
AT398000B (en
Original Assignee
Raab Franz Ing
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 Raab Franz Ing filed Critical Raab Franz Ing
Priority to AT260289A priority Critical patent/AT398000B/en
Priority to DE19904036048 priority patent/DE4036048A1/en
Publication of ATA260289A publication Critical patent/ATA260289A/en
Application granted granted Critical
Publication of AT398000B publication Critical patent/AT398000B/en

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
    • G01N15/04—Investigating sedimentation of particle suspensions
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/18—Water
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N13/00—Investigating surface or boundary effects, e.g. wetting power; Investigating diffusion effects; Analysing materials by determining surface, boundary, or diffusion effects
    • G01N13/02—Investigating surface tension of liquids
    • G01N2013/0241—Investigating surface tension of liquids bubble, pendant drop, sessile drop methods
    • G01N2013/025—Measuring foam stability
    • 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
    • G01N21/59—Transmissivity
    • G01N21/5907—Densitometers
    • G01N2021/5957—Densitometers using an image detector type detector, e.g. CCD
    • 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
    • G01N21/59—Transmissivity
    • G01N21/5907—Densitometers
    • G01N2021/5969—Scanning of a tube, a cuvette, a volume of sample
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2201/00—Features of devices classified in G01N21/00
    • G01N2201/12—Circuits of general importance; Signal processing
    • G01N2201/127—Calibration; base line adjustment; drift compensation
    • G01N2201/12746—Calibration values determination
    • G01N2201/12753—Calibration values determination and storage

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Pathology (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Physics & Mathematics (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Food Science & Technology (AREA)
  • Medicinal Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Dispersion Chemistry (AREA)
  • Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
AT260289A 1989-11-14 1989-11-14 METHOD AND DEVICE FOR DETERMINING THE FOAM HEIGHT OR THE SEDIMENT HEIGHT IN LIQUIDS AT398000B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
AT260289A AT398000B (en) 1989-11-14 1989-11-14 METHOD AND DEVICE FOR DETERMINING THE FOAM HEIGHT OR THE SEDIMENT HEIGHT IN LIQUIDS
DE19904036048 DE4036048A1 (en) 1989-11-14 1990-11-13 Measuring foam or sedimentation height in liquids - using transmitting light measurement with calibration state involving empty or partially-filled specimen vessel

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT260289A AT398000B (en) 1989-11-14 1989-11-14 METHOD AND DEVICE FOR DETERMINING THE FOAM HEIGHT OR THE SEDIMENT HEIGHT IN LIQUIDS

Publications (2)

Publication Number Publication Date
ATA260289A true ATA260289A (en) 1993-12-15
AT398000B AT398000B (en) 1994-08-25

Family

ID=3537225

Family Applications (1)

Application Number Title Priority Date Filing Date
AT260289A AT398000B (en) 1989-11-14 1989-11-14 METHOD AND DEVICE FOR DETERMINING THE FOAM HEIGHT OR THE SEDIMENT HEIGHT IN LIQUIDS

Country Status (2)

Country Link
AT (1) AT398000B (en)
DE (1) DE4036048A1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109642195A (en) * 2016-08-31 2019-04-16 通用电气健康护理生物科学股份公司 The detection of foam levels

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2677768B1 (en) * 1991-06-11 1994-08-05 Agronomique Inst Nat Rech DEVICE FOR CHARACTERIZING THE FOAMING PROPERTIES OF AN AT LEAST PARTIALLY SOLUBLE PRODUCT.
US5279150A (en) * 1992-03-13 1994-01-18 Katzer Albert E Automated miniature centrifuge
DE4231020C2 (en) * 1992-09-16 1994-10-06 Haake Medingen Gmbh Process for determining the optimal entry of stirring energy into coagulating systems and device for carrying out the process
DE4237807A1 (en) * 1992-11-05 1994-05-11 Lutz J Koch Procedure for determining an evaluation figure for the degradation of foam
DE4331505C2 (en) * 1993-09-16 1997-01-30 Hartmut Kleine Gmbh Method and device for determining and regulating the solids concentration in an activated sludge basin of a biological sewage treatment plant
DE59501086D1 (en) * 1994-03-21 1998-01-22 Sia Schweizer Schmirgel & Schl Device and method for automatically determining the sedimentation level in a sedimentometer
CH694062A5 (en) * 1999-07-26 2004-06-30 Tecan Trading Ag Apparatus for the analysis of chemical substances in biological samples, especially blood from a centrifuge, has a holder to move the sample tube between a halogen lamp and an electronic color camera
WO2003060433A2 (en) * 2002-01-16 2003-07-24 Peter Holubar Method for detecting the position of the interface between two media
EP1801557A3 (en) * 2003-02-28 2014-05-21 Imperial Chemical Industries Limited Foam assessment
GB0419059D0 (en) * 2004-08-26 2004-09-29 Ici Plc Sediment assessment
DE102004054859B4 (en) * 2004-11-12 2007-05-03 Sensor- Data Instruments E.K. Method and device for optical foam control in bottle necks
DE102010007559B4 (en) 2010-02-10 2014-01-09 Sartorius Stedim Biotech Gmbh Bioreactor container with an optical foam sensor
US8839661B2 (en) * 2010-10-26 2014-09-23 Dow Global Technologies Llc Direct quantitative colorimetric measurement of liquid foam
DE102012200065A1 (en) * 2012-01-03 2013-07-04 Endress + Hauser Gmbh + Co. Kg Device for measuring level of foam-forming liquid in container e.g. fermenter used in pharmaceutical and biotechnology fields, determines presence of foam layer on liquid surface based on primary and secondary filling level values
CZ304733B6 (en) * 2013-10-31 2014-09-10 Výzkumné centrum SELTON, s.r.o. Method of determining sedimentation value and apparatus for making the same

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4084426A (en) * 1976-08-06 1978-04-18 Jos. Schlitz Brewing Company Foam monitor and method

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109642195A (en) * 2016-08-31 2019-04-16 通用电气健康护理生物科学股份公司 The detection of foam levels

Also Published As

Publication number Publication date
AT398000B (en) 1994-08-25
DE4036048A1 (en) 1991-05-16

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee