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GB2321105B - A method and apparatus for remotely detecting pressure,force,temperature,density,vibration,viscosity and speed of sound in a fluid - Google Patents

A method and apparatus for remotely detecting pressure,force,temperature,density,vibration,viscosity and speed of sound in a fluid

Info

Publication number
GB2321105B
GB2321105B GB9700435A GB9700435A GB2321105B GB 2321105 B GB2321105 B GB 2321105B GB 9700435 A GB9700435 A GB 9700435A GB 9700435 A GB9700435 A GB 9700435A GB 2321105 B GB2321105 B GB 2321105B
Authority
GB
United Kingdom
Prior art keywords
viscosity
sound
vibration
density
fluid
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 - Fee Related
Application number
GB9700435A
Other versions
GB9700435D0 (en
GB2321105A (en
Inventor
John Richard Webster
Duncan Pollard
Alan Richard Jones
Ian David Brown
Rodney David Greenough
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.)
Rolls Royce PLC
Original Assignee
Rolls Royce PLC
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 Rolls Royce PLC filed Critical Rolls Royce PLC
Priority to GB0029665A priority Critical patent/GB2354666B/en
Priority to GB9700435A priority patent/GB2321105B/en
Publication of GB9700435D0 publication Critical patent/GB9700435D0/en
Priority to FR9800144A priority patent/FR2758388B1/en
Priority to FR9805476A priority patent/FR2762388B1/en
Publication of GB2321105A publication Critical patent/GB2321105A/en
Application granted granted Critical
Publication of GB2321105B publication Critical patent/GB2321105B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • G01N29/28—Details, e.g. general constructional or apparatus details providing acoustic coupling, e.g. water
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L9/00—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means
    • G01L9/0001—Transmitting or indicating the displacement of elastically deformable gauges by electric, electro-mechanical, magnetic or electro-magnetic means
    • G01L9/0008—Transmitting or indicating the displacement of elastically deformable gauges by electric, electro-mechanical, magnetic or electro-magnetic means using 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
    • G01N29/22—Details, e.g. general constructional or apparatus details
    • G01N29/24—Probes
    • G01N29/2412—Probes using the magnetostrictive properties of the material to be examined, e.g. electromagnetic acoustic transducers [EMAT]
    • 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
    • G01N2291/02827—Elastic parameters, strength or force
    • 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
    • G01N2291/02872—Pressure
    • 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
    • G01N2291/26—Scanned objects
    • G01N2291/269—Various geometry objects
    • G01N2291/2693—Rotor or turbine parts

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Biochemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Electromagnetism (AREA)
  • Measuring Fluid Pressure (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
GB9700435A 1997-01-10 1997-01-10 A method and apparatus for remotely detecting pressure,force,temperature,density,vibration,viscosity and speed of sound in a fluid Expired - Fee Related GB2321105B (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
GB0029665A GB2354666B (en) 1997-01-10 1997-01-10 A magnetostriction transducer
GB9700435A GB2321105B (en) 1997-01-10 1997-01-10 A method and apparatus for remotely detecting pressure,force,temperature,density,vibration,viscosity and speed of sound in a fluid
FR9800144A FR2758388B1 (en) 1997-01-10 1998-01-09 METHOD AND APPARATUS FOR REMOTELY DETECTING PRESSURE, FORCE, TEMPERATURE, DENSITY, VIBRATION, VISCOSITY AND SPEED OF SOUND IN A FLUID
FR9805476A FR2762388B1 (en) 1997-01-10 1998-04-30 TRANSDUCER FOR REMOTELY DETECTING PRESSURE, FORCE, TEMPERATURE, DENSITY, VIBRATION, VISCOSITY AND SPEED OF SOUND IN A FLUID

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9700435A GB2321105B (en) 1997-01-10 1997-01-10 A method and apparatus for remotely detecting pressure,force,temperature,density,vibration,viscosity and speed of sound in a fluid

Publications (3)

Publication Number Publication Date
GB9700435D0 GB9700435D0 (en) 1997-02-26
GB2321105A GB2321105A (en) 1998-07-15
GB2321105B true GB2321105B (en) 2001-02-28

Family

ID=10805783

Family Applications (2)

Application Number Title Priority Date Filing Date
GB9700435A Expired - Fee Related GB2321105B (en) 1997-01-10 1997-01-10 A method and apparatus for remotely detecting pressure,force,temperature,density,vibration,viscosity and speed of sound in a fluid
GB0029665A Expired - Fee Related GB2354666B (en) 1997-01-10 1997-01-10 A magnetostriction transducer

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB0029665A Expired - Fee Related GB2354666B (en) 1997-01-10 1997-01-10 A magnetostriction transducer

Country Status (2)

Country Link
FR (2) FR2758388B1 (en)
GB (2) GB2321105B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB0016852D0 (en) * 2000-07-11 2000-08-30 Newlands Technology Limited Pressure sensor
US7804222B2 (en) * 2006-03-02 2010-09-28 Dell Products L.P. Method of optimizing drive frequency for piezo fan device
CN111855817B (en) * 2020-07-28 2021-10-26 西北工业大学 Method for cooperatively detecting fatigue crack by cloud edge end of complex structural member
CN115166032B (en) * 2022-05-23 2024-04-19 东南大学 Device and method for detecting cracks of fan blades
CN116500243A (en) * 2023-03-30 2023-07-28 东莞理工学校 Brake oil product detection device and oil product detection method

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2039369A (en) * 1979-01-04 1980-08-06 Redland Automation Ltd Apparatus for measuring the value of a fluid variable
GB2099998A (en) * 1981-05-25 1982-12-15 Vyzk Ustav Mech Ultrasonic viscosimeters
GB2143325A (en) * 1983-07-12 1985-02-06 Sarasota Automation Apparatus for measuring the value of a fluid variable

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3805592A (en) * 1970-08-20 1974-04-23 Itt Densitometer
JPS5753636A (en) * 1980-09-18 1982-03-30 Tdk Corp Detecting method for pressure of fluid
JPH0221233A (en) * 1988-07-08 1990-01-24 Matsushita Electric Ind Co Ltd Pressure sensor
JPH0678922B2 (en) * 1990-10-12 1994-10-05 株式会社前川製作所 Flow velocity sensor using magnetostrictive characteristics
JPH04184233A (en) * 1990-11-19 1992-07-01 Matsushita Electric Ind Co Ltd Pressure sensor

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2039369A (en) * 1979-01-04 1980-08-06 Redland Automation Ltd Apparatus for measuring the value of a fluid variable
GB2099998A (en) * 1981-05-25 1982-12-15 Vyzk Ustav Mech Ultrasonic viscosimeters
GB2143325A (en) * 1983-07-12 1985-02-06 Sarasota Automation Apparatus for measuring the value of a fluid variable

Also Published As

Publication number Publication date
GB2354666B (en) 2001-06-27
FR2762388A1 (en) 1998-10-23
FR2758388A1 (en) 1998-07-17
GB9700435D0 (en) 1997-02-26
GB2321105A (en) 1998-07-15
FR2762388B1 (en) 2000-03-24
GB0029665D0 (en) 2001-01-17
GB2354666A (en) 2001-03-28
FR2758388B1 (en) 2000-03-24

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Legal Events

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

Effective date: 20060110