WO2013051874A3 - 벌크 형태의 매질용 웨이브 가이드, 이를 이용하여 벌크 형태의 매질에 전단파를 전달하는 가진 장치 및 이 장치를 이용하여 벌크 형태의 매질에 전단파를 전달하는 방법 - Google Patents

벌크 형태의 매질용 웨이브 가이드, 이를 이용하여 벌크 형태의 매질에 전단파를 전달하는 가진 장치 및 이 장치를 이용하여 벌크 형태의 매질에 전단파를 전달하는 방법 Download PDF

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Publication number
WO2013051874A3
WO2013051874A3 PCT/KR2012/008058 KR2012008058W WO2013051874A3 WO 2013051874 A3 WO2013051874 A3 WO 2013051874A3 KR 2012008058 W KR2012008058 W KR 2012008058W WO 2013051874 A3 WO2013051874 A3 WO 2013051874A3
Authority
WO
WIPO (PCT)
Prior art keywords
bulk
type medium
vibrator
shear waves
waveguide
Prior art date
Application number
PCT/KR2012/008058
Other languages
English (en)
French (fr)
Other versions
WO2013051874A2 (ko
Inventor
권영의
전현중
김회웅
김윤영
Original Assignee
서울대학교 산학협력단
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 서울대학교 산학협력단 filed Critical 서울대학교 산학협력단
Priority to US14/350,012 priority Critical patent/US9527111B2/en
Publication of WO2013051874A2 publication Critical patent/WO2013051874A2/ko
Publication of WO2013051874A3 publication Critical patent/WO2013051874A3/ko

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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
    • G01N29/04—Analysing solids
    • G01N29/06—Visualisation of the interior, e.g. acoustic microscopy
    • 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]
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B06—GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
    • B06B—METHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, e.g. FOR PERFORMING MECHANICAL WORK IN GENERAL
    • B06B3/00—Methods or apparatus specially adapted for transmitting mechanical vibrations of infrasonic, sonic, or ultrasonic frequency
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B06—GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
    • B06B—METHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, e.g. FOR PERFORMING MECHANICAL WORK IN GENERAL
    • B06B1/00—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency
    • B06B1/02—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy
    • B06B1/06—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction
    • B06B1/0644—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction using a single piezoelectric element
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B06—GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
    • B06B—METHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, e.g. FOR PERFORMING MECHANICAL WORK IN GENERAL
    • B06B1/00—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency
    • B06B1/02—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy
    • B06B1/08—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with magnetostriction
    • 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
    • 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
    • G01N29/2462—Probes with waveguides, e.g. SAW devices
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/18—Methods or devices for transmitting, conducting or directing sound
    • G10K11/26—Sound-focusing or directing, e.g. scanning
    • G10K11/35—Sound-focusing or directing, e.g. scanning using mechanical steering of transducers or their beams
    • G10K11/352—Sound-focusing or directing, e.g. scanning using mechanical steering of transducers or their beams by moving the transducer
    • G10K11/355—Arcuate movement
    • 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
    • G01N2291/04—Wave modes and trajectories
    • G01N2291/042—Wave modes
    • G01N2291/0422—Shear waves, transverse waves, horizontally polarised waves

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Electromagnetism (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Thermal Sciences (AREA)
  • Fluid Mechanics (AREA)
  • Apparatuses For Generation Of Mechanical Vibrations (AREA)
  • General Electrical Machinery Utilizing Piezoelectricity, Electrostriction Or Magnetostriction (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Feeding Of Articles By Means Other Than Belts Or Rollers (AREA)

Abstract

본 발명의 목적은 벌크 형태의 매질에 대해 원하는 패턴으로 전단파를 전달할 수 있는 웨이브 가이드, 가진 장치 및 이 장치를 이용한 전단파의 전달 방법을 제공하는 것이다. 이를 위하여 본 발명에서는, 가진 유닛에 의해 가진되는 가진부; 벌크 형태의 매질에 상기 가진 유닛에서 발생된 전단파를 전달하는 것으로 상기 가진부에 비해 두께가 두꺼운 형태로 만들어진 전달부; 및 상기 가진부와 상기 전달부에 각각 접하는 것으로 상기 가진부에 접하는 부분으로부터 상기 전달부에 접하는 부분으로 갈수록 두께가 변화하는 연결부를 구비하는 웨이브 가이드를 제공하고, 이 웨이브 가이드를 사용하는 가진 장치와 이 가진 장치를 사용하는 전단파 전달 방법을 제공한다.
PCT/KR2012/008058 2011-10-07 2012-10-05 벌크 형태의 매질용 웨이브 가이드, 이를 이용하여 벌크 형태의 매질에 전단파를 전달하는 가진 장치 및 이 장치를 이용하여 벌크 형태의 매질에 전단파를 전달하는 방법 WO2013051874A2 (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US14/350,012 US9527111B2 (en) 2011-10-07 2012-10-05 Waveguide for a bulk-type medium, vibrator using same to transmit shear waves to a bulk-type medium, and method using the vibrator to transmit shear waves to a bulk-type medium

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020110102652A KR101262935B1 (ko) 2011-10-07 2011-10-07 벌크 형태의 매질용 웨이브 가이드, 이를 이용하여 벌크 형태의 매질에 ｓｈ 웨이브를 전달하는 가진 장치 및 이 장치를 이용하여 벌크 형태의 매질에 ｓｈ 웨이브를 전달하는 방법
KR10-2011-0102652 2011-10-07

Publications (2)

Publication Number Publication Date
WO2013051874A2 WO2013051874A2 (ko) 2013-04-11
WO2013051874A3 true WO2013051874A3 (ko) 2013-05-30

Family

ID=48044303

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2012/008058 WO2013051874A2 (ko) 2011-10-07 2012-10-05 벌크 형태의 매질용 웨이브 가이드, 이를 이용하여 벌크 형태의 매질에 전단파를 전달하는 가진 장치 및 이 장치를 이용하여 벌크 형태의 매질에 전단파를 전달하는 방법

Country Status (3)

Country Link
US (1) US9527111B2 (ko)
KR (1) KR101262935B1 (ko)
WO (1) WO2013051874A2 (ko)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10739314B2 (en) * 2017-12-18 2020-08-11 Southwest Research Institute Omni-directional guided wave testing of plate structures using probe having rotating guided wave sensor
US10513211B2 (en) * 2017-12-21 2019-12-24 GM Global Technology Operations LLC Haptic device with waveguide and seat assembly having the same

Citations (4)

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KR20100111986A (ko) * 2009-04-08 2010-10-18 서울대학교산학협력단 분절형 자기변형 패치 배열 트랜스듀서, 이를 구비한 구조 진단 장치 및 이 트랜스듀서의 작동 방법
KR20100126950A (ko) * 2009-05-25 2010-12-03 한국원자력연구원 웨이브가이드 초음파 센서장치
KR20100137770A (ko) * 2009-06-23 2010-12-31 서울대학교산학협력단 자기 변형 트랜스듀서, 이를 이용한 구조 진단 장치 및 구조 진단 방법
KR20110055881A (ko) * 2009-11-20 2011-05-26 삼성메디슨 주식회사 프로브의 스트레인 릴리프 장치 및 그 제조방법

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US3512400A (en) * 1967-04-13 1970-05-19 Panametrics Ultrasonic testing method
US4735097A (en) * 1985-08-12 1988-04-05 Panametrics, Inc. Method and apparatus for measuring fluid characteristics using surface generated volumetric interrogation signals
US5159838A (en) * 1989-07-27 1992-11-03 Panametrics, Inc. Marginally dispersive ultrasonic waveguides
US5828274A (en) * 1996-05-28 1998-10-27 National Research Council Of Canada Clad ultrasonic waveguides with reduced trailing echoes
CA2542393C (en) * 2003-11-04 2009-10-13 University Of Washington Toothbrush employing an acoustic waveguide
US8090131B2 (en) * 2007-07-11 2012-01-03 Elster NV/SA Steerable acoustic waveguide
KR101052800B1 (ko) * 2009-03-30 2011-07-29 한국표준과학연구원 자기변형 트랜스듀서와 광대역 다중모드 sh파 분산 특성 변화를 이용한 배관 이상 감시 방법

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20100111986A (ko) * 2009-04-08 2010-10-18 서울대학교산학협력단 분절형 자기변형 패치 배열 트랜스듀서, 이를 구비한 구조 진단 장치 및 이 트랜스듀서의 작동 방법
KR20100126950A (ko) * 2009-05-25 2010-12-03 한국원자력연구원 웨이브가이드 초음파 센서장치
KR20100137770A (ko) * 2009-06-23 2010-12-31 서울대학교산학협력단 자기 변형 트랜스듀서, 이를 이용한 구조 진단 장치 및 구조 진단 방법
KR20110055881A (ko) * 2009-11-20 2011-05-26 삼성메디슨 주식회사 프로브의 스트레인 릴리프 장치 및 그 제조방법

Also Published As

Publication number Publication date
US9527111B2 (en) 2016-12-27
KR20130038029A (ko) 2013-04-17
US20140246954A1 (en) 2014-09-04
WO2013051874A2 (ko) 2013-04-11
KR101262935B1 (ko) 2013-05-09

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