GB2114745B - Electromagnetically driven tuning fork for determining fluid properties - Google Patents

Electromagnetically driven tuning fork for determining fluid properties

Info

Publication number
GB2114745B
GB2114745B GB08303865A GB8303865A GB2114745B GB 2114745 B GB2114745 B GB 2114745B GB 08303865 A GB08303865 A GB 08303865A GB 8303865 A GB8303865 A GB 8303865A GB 2114745 B GB2114745 B GB 2114745B
Authority
GB
United Kingdom
Prior art keywords
tuning fork
fluid properties
electromagnetically driven
determining fluid
driven tuning
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.)
Expired
Application number
GB08303865A
Other versions
GB8303865D0 (en
GB2114745A (en
Inventor
Martin Alan Hogbin
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.)
BESTOBELL
Original Assignee
BESTOBELL
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 BESTOBELL filed Critical BESTOBELL
Priority to GB08303865A priority Critical patent/GB2114745B/en
Publication of GB8303865D0 publication Critical patent/GB8303865D0/en
Publication of GB2114745A publication Critical patent/GB2114745A/en
Application granted granted Critical
Publication of GB2114745B publication Critical patent/GB2114745B/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N11/00—Investigating flow properties of materials, e.g. viscosity, plasticity; Analysing materials by determining flow properties
    • G01N11/10—Investigating flow properties of materials, e.g. viscosity, plasticity; Analysing materials by determining flow properties by moving a body within the material
    • G01N11/16—Investigating flow properties of materials, e.g. viscosity, plasticity; Analysing materials by determining flow properties by moving a body within the material by measuring damping effect upon oscillatory body
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
    • G01F23/22—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water
    • G01F23/28—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring the variations of parameters of electromagnetic or acoustic waves applied directly to the liquid or fluent solid material
    • G01F23/296—Acoustic waves
    • G01F23/2966—Acoustic waves making use of acoustical resonance or standing waves
    • G01F23/2967—Acoustic waves making use of acoustical resonance or standing waves for discrete levels
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
    • G01H13/00—Measuring resonant frequency
    • 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
    • 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
    • G01N2009/006—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 vibrating tube, tuning fork
    • 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
    • G01N2291/02836—Flow rate, liquid level

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Acoustics & Sound (AREA)
  • Electromagnetism (AREA)
  • Thermal Sciences (AREA)
  • Fluid Mechanics (AREA)
  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
  • Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
GB08303865A 1982-02-12 1983-02-11 Electromagnetically driven tuning fork for determining fluid properties Expired GB2114745B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB08303865A GB2114745B (en) 1982-02-12 1983-02-11 Electromagnetically driven tuning fork for determining fluid properties

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB8204217 1982-02-12
GB08303865A GB2114745B (en) 1982-02-12 1983-02-11 Electromagnetically driven tuning fork for determining fluid properties

Publications (3)

Publication Number Publication Date
GB8303865D0 GB8303865D0 (en) 1983-03-16
GB2114745A GB2114745A (en) 1983-08-24
GB2114745B true GB2114745B (en) 1985-03-06

Family

ID=26281969

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08303865A Expired GB2114745B (en) 1982-02-12 1983-02-11 Electromagnetically driven tuning fork for determining fluid properties

Country Status (1)

Country Link
GB (1) GB2114745B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7721590B2 (en) 2003-03-21 2010-05-25 MEAS France Resonator sensor assembly

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4628951A (en) * 1984-01-03 1986-12-16 Chemical Data Systems, Inc. Liquid level detection system for high temperature or pressure environments
US4644789A (en) * 1985-12-20 1987-02-24 Clevite Industries Inc. Liquid level indicator system
DE3820518C1 (en) * 1988-06-16 1990-01-11 Wild Leitz Gmbh, 6330 Wetzlar, De
US5212987A (en) * 1988-06-16 1993-05-25 Hommelwerke Gmbh Acoustic screen scan microscope for the examination of an object in the short-range field of a resonant acoustic oscillator
CH683375A5 (en) * 1991-10-01 1994-02-28 Vibro Meter Ag Detecting presence, level or condition of fluid - using evaluation circuit to register frequency of diaphragm inserted flush into wall of vessel
GB2268807B (en) * 1992-07-17 1996-09-18 Xerox Corp Detection of material consumption
US6044694A (en) * 1996-08-28 2000-04-04 Videojet Systems International, Inc. Resonator sensors employing piezoelectric benders for fluid property sensing
AUPQ081599A0 (en) * 1999-06-08 1999-06-24 Harris, Martin Electrically operated tuning forks with novel geometry
DE10050299A1 (en) * 2000-10-10 2002-04-11 Endress Hauser Gmbh Co Medium viscosity determination and monitoring arrangement has stimulation and reception unit, which excites vibrating unit and receives vibrations of vibrating unit for viscosity determination
US6711942B2 (en) 2000-10-10 2004-03-30 Endress + Hauser Gmbh & Co. Kg Apparatus for determining and/or monitoring the viscosity of a medium in a container
WO2004036207A2 (en) * 2002-10-18 2004-04-29 Symyx Technologies, Inc. Environmental control system fluid sensing system and method comprising a sesnsor with a mechanical resonator
EP2596328A4 (en) * 2010-07-21 2017-01-11 Baker Hughes Incorporated Coupled torsional resonators viscometer
CN103154701B (en) * 2010-09-07 2016-02-24 梅赫·萨伊尔 There is the fluid property measuring device of symmetrical resonator

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7721590B2 (en) 2003-03-21 2010-05-25 MEAS France Resonator sensor assembly

Also Published As

Publication number Publication date
GB8303865D0 (en) 1983-03-16
GB2114745A (en) 1983-08-24

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee