CA933386A - Detecteur de cavitation - Google Patents

Detecteur de cavitation

Info

Publication number
CA933386A
CA933386A CA117562A CA117562A CA933386A CA 933386 A CA933386 A CA 933386A CA 117562 A CA117562 A CA 117562A CA 117562 A CA117562 A CA 117562A CA 933386 A CA933386 A CA 933386A
Authority
CA
Canada
Prior art keywords
detecteur
cavitation
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
CA117562A
Other languages
English (en)
Other versions
CA117562S (en
Inventor
J. H. Morin Jean-Yves
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.)
Naval Group SA
Original Assignee
Direction Technique des Constructions Navales
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 Direction Technique des Constructions Navales filed Critical Direction Technique des Constructions Navales
Application granted granted Critical
Publication of CA933386A publication Critical patent/CA933386A/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
    • 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
    • G01N29/4409—Processing the detected response signal, e.g. electronic circuits specially adapted therefor by comparison
    • G01N29/4436—Processing the detected response signal, e.g. electronic circuits specially adapted therefor by comparison with a reference signal
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
    • G01H3/00—Measuring characteristics of vibrations by using a detector in a fluid
    • 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
    • G01N29/36—Detecting the response signal, e.g. electronic circuits specially adapted therefor
    • G01N29/42—Detecting the response signal, e.g. electronic circuits specially adapted therefor by frequency filtering or by tuning to resonant frequency
    • 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
    • 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
    • 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
    • G01N2291/10—Number of transducers
    • G01N2291/101—Number of transducers one transducer
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S367/00—Communications, electrical: acoustic wave systems and devices
    • Y10S367/901—Noise or unwanted signal reduction in nonseismic receiving system

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • Pathology (AREA)
  • Health & Medical Sciences (AREA)
  • Signal Processing (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
  • Measuring Arrangements Characterized By The Use Of Fluids (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
CA117562A 1970-07-17 1971-07-06 Detecteur de cavitation Expired CA933386A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7026355A FR2101274A5 (de) 1970-07-17 1970-07-17

Publications (1)

Publication Number Publication Date
CA933386A true CA933386A (en) 1973-09-11

Family

ID=9058806

Family Applications (1)

Application Number Title Priority Date Filing Date
CA117562A Expired CA933386A (en) 1970-07-17 1971-07-06 Detecteur de cavitation

Country Status (6)

Country Link
US (1) US3757288A (de)
CA (1) CA933386A (de)
DE (2) DE2134825C2 (de)
FR (1) FR2101274A5 (de)
GB (1) GB1298649A (de)
NL (1) NL169786C (de)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3910216A (en) * 1974-06-10 1975-10-07 Boeing Co Hydrofoil cavitation sensing and control apparatus
FR2371182A1 (fr) * 1976-11-17 1978-06-16 France Etat Detecteur a ultrasons de corpulscules vehicules dans la circulation sanguine
US4384364A (en) * 1980-04-04 1983-05-17 Bell Telephone Laboratories, Incorporated Quadrature modulation arrangement with enhanced dynamic amplification range
US4387438A (en) * 1980-11-12 1983-06-07 The United States Of America As Represented By The Secretary Of The Interior Continuous transducer drift compensator
US4689578A (en) * 1986-03-28 1987-08-25 The United States Of America As Represented By The Secretary Of The Navy Hydrophone pre-amplifier with self-calibration
JP2735203B2 (ja) * 1987-12-17 1998-04-02 株式会社東芝 超音波診断装置
IT1226633B (it) * 1988-07-15 1991-01-28 Enea Strumento di misura dell'intensita' di cavitazione o ebollizione in un liquido
DE19514308A1 (de) * 1995-04-18 1996-10-24 Siemens Ag Ultraschallwandlerkopf mit integrierten steuerbaren Verstärkereinrichtungen
US5717657A (en) * 1996-06-24 1998-02-10 The United States Of America As Represented By The Secretary Of The Navy Acoustical cavitation suppressor for flow fields
EP1250759A4 (de) * 2000-01-26 2004-12-15 Acoustic Tech Inc Aus zwei filtern hergestellter bandpassfilter
JP4980948B2 (ja) * 2008-02-22 2012-07-18 ヤマハ発動機株式会社 舶用推進システム
JP4980949B2 (ja) * 2008-02-22 2012-07-18 ヤマハ発動機株式会社 舶用推進システム
DE102012201539A1 (de) * 2012-02-02 2013-08-08 Siemens Aktiengesellschaft Gewinnen von Daten über einen Zustand einer Flüssigkeit
CN103822697A (zh) * 2013-12-11 2014-05-28 中国船舶重工集团公司第七〇五研究所 具有自校准功能的智能水听器

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3393557A (en) * 1967-06-29 1968-07-23 Texaco Inc Apparatus for measuring selected engine vibration characteristics

Also Published As

Publication number Publication date
DE2134825C2 (de) 1983-04-28
FR2101274A5 (de) 1972-03-31
NL169786B (nl) 1982-03-16
GB1298649A (en) 1972-12-06
DE48278C (de)
NL7109364A (de) 1972-01-19
DE2134825A1 (de) 1972-02-10
US3757288A (en) 1973-09-04
NL169786C (nl) 1982-08-16

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