GB0029665D0 - A magnetostriction transducer - Google Patents

A magnetostriction transducer

Info

Publication number
GB0029665D0
GB0029665D0 GBGB0029665.7A GB0029665A GB0029665D0 GB 0029665 D0 GB0029665 D0 GB 0029665D0 GB 0029665 A GB0029665 A GB 0029665A GB 0029665 D0 GB0029665 D0 GB 0029665D0
Authority
GB
United Kingdom
Prior art keywords
magnetostriction transducer
magnetostriction
transducer
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.)
Granted
Application number
GBGB0029665.7A
Other versions
GB2354666A (en
GB2354666B (en
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
Publication of GB0029665D0 publication Critical patent/GB0029665D0/en
Publication of GB2354666A publication Critical patent/GB2354666A/en
Application granted granted Critical
Publication of GB2354666B publication Critical patent/GB2354666B/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)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
GB0029665A 1997-01-10 1997-01-10 A magnetostriction transducer Expired - Fee Related GB2354666B (en)

Priority Applications (1)

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

Applications Claiming Priority (2)

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
GB0029665A GB2354666B (en) 1997-01-10 1997-01-10 A magnetostriction transducer

Publications (3)

Publication Number Publication Date
GB0029665D0 true GB0029665D0 (en) 2001-01-17
GB2354666A GB2354666A (en) 2001-03-28
GB2354666B GB2354666B (en) 2001-06-27

Family

ID=10805783

Family Applications (2)

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

Family Applications After (1)

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

Country Status (2)

Country Link
FR (2) FR2758388B1 (en)
GB (2) GB2354666B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115166032A (en) * 2022-05-23 2022-10-11 东南大学 Device and method for detecting cracks of fan blade

Families Citing this family (4)

* 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
CN116500243A (en) * 2023-03-30 2023-07-28 东莞理工学校 Brake oil product detection device and oil product detection method

Family Cites Families (8)

* 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
US4217774A (en) * 1979-01-04 1980-08-19 Joram Agar Apparatus for measuring the value of a fluid variable
JPS5753636A (en) * 1980-09-18 1982-03-30 Tdk Corp Detecting method for pressure of fluid
CS235212B1 (en) * 1981-05-25 1985-05-15 Zdenko Figura Probe of ultrasonic viscosimeter with torsional resonator
GB2143325B (en) * 1983-07-12 1986-10-01 Sarasota Automation Apparatus for measuring the value of a fluid variable
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

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115166032A (en) * 2022-05-23 2022-10-11 东南大学 Device and method for detecting cracks of fan blade
CN115166032B (en) * 2022-05-23 2024-04-19 东南大学 Device and method for detecting cracks of fan blades

Also Published As

Publication number Publication date
GB9700435D0 (en) 1997-02-26
GB2354666A (en) 2001-03-28
FR2758388B1 (en) 2000-03-24
FR2758388A1 (en) 1998-07-17
GB2321105A (en) 1998-07-15
FR2762388B1 (en) 2000-03-24
FR2762388A1 (en) 1998-10-23
GB2321105B (en) 2001-02-28
GB2354666B (en) 2001-06-27

Similar Documents

Publication Publication Date Title
GB2302949B (en) A transducer
EP1004009A4 (en) Torque transducer
GB9718878D0 (en) Vibration Transducer
EP0996311A4 (en) Planar acoustic transducer
GB9709438D0 (en) Loudspeaker transducer
PL342003A1 (en) Piezoelectric transducer
GB9723194D0 (en) Electromechanical transducer
GB9727357D0 (en) Transducer assembly
GB9422418D0 (en) A transducer
GB9405355D0 (en) Vibrating element transducer
PL338733A1 (en) Ultrasound transducer
GB2302583B (en) Tactile transducer
GB2354666B (en) A magnetostriction transducer
GB2353362B (en) A transducer
GB2301896B (en) Force transducer
GB9516992D0 (en) Transducer
GB9503881D0 (en) Transducer
EP1027740A4 (en) Laminated magnetostrictive transducer
GB9517811D0 (en) Transducer cores
GB9722987D0 (en) Transducer assembly
GB9504300D0 (en) Displacement transducer
GB9727153D0 (en) Transducer
PL323761A1 (en) Resistance-to-voltage transducer
GB9725813D0 (en) A wearable transducer
PL319119A1 (en) Pneumatic-to-hydraulic force transducer

Legal Events

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

Effective date: 20060110