DE69409736T2 - Prüfung der Unversehrtheit poröser Strukturen mittels Schallemission - Google Patents

Prüfung der Unversehrtheit poröser Strukturen mittels Schallemission

Info

Publication number
DE69409736T2
DE69409736T2 DE69409736T DE69409736T DE69409736T2 DE 69409736 T2 DE69409736 T2 DE 69409736T2 DE 69409736 T DE69409736 T DE 69409736T DE 69409736 T DE69409736 T DE 69409736T DE 69409736 T2 DE69409736 T2 DE 69409736T2
Authority
DE
Germany
Prior art keywords
integrity
testing
porous structures
sound emissions
emissions
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 - Lifetime
Application number
DE69409736T
Other languages
English (en)
Other versions
DE69409736D1 (de
Inventor
Iii Chester L Bejtlich
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.)
Millipore Investment Holdings Ltd
Original Assignee
Millipore Investment Holdings Ltd
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 Millipore Investment Holdings Ltd filed Critical Millipore Investment Holdings Ltd
Application granted granted Critical
Publication of DE69409736D1 publication Critical patent/DE69409736D1/de
Publication of DE69409736T2 publication Critical patent/DE69409736T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D65/00—Accessories or auxiliary operations, in general, for separation processes or apparatus using semi-permeable membranes
    • B01D65/10—Testing of membranes or membrane apparatus; Detecting or repairing leaks
    • B01D65/102—Detection of leaks in membranes
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M3/00—Investigating fluid-tightness of structures
    • G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
    • G01M3/04—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
    • G01M3/24—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using infrasonic, sonic, or ultrasonic vibrations
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M3/00—Investigating fluid-tightness of structures
    • G01M3/38—Investigating fluid-tightness of structures by using light
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
    • G01N15/08—Investigating permeability, pore-volume, or surface area of porous materials
    • G01N15/082—Investigating permeability by forcing a fluid through a sample

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Dispersion Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
DE69409736T 1993-08-30 1994-08-17 Prüfung der Unversehrtheit poröser Strukturen mittels Schallemission Expired - Lifetime DE69409736T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US11393393A 1993-08-30 1993-08-30

Publications (2)

Publication Number Publication Date
DE69409736D1 DE69409736D1 (de) 1998-05-28
DE69409736T2 true DE69409736T2 (de) 1998-10-01

Family

ID=22352381

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69409736T Expired - Lifetime DE69409736T2 (de) 1993-08-30 1994-08-17 Prüfung der Unversehrtheit poröser Strukturen mittels Schallemission

Country Status (4)

Country Link
US (1) US5581017A (de)
EP (1) EP0640822B1 (de)
JP (1) JP3571084B2 (de)
DE (1) DE69409736T2 (de)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102008057458A1 (de) * 2008-11-14 2010-05-20 Sartorius Stedim Biotech Gmbh Verfahren und Vorrichtung zur Durchführung von Integritätstest
DE102009045403A1 (de) * 2009-10-06 2011-04-07 INSTITUT FüR MIKROTECHNIK MAINZ GMBH Vorrichtung zur Phasentrennung

Families Citing this family (45)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5576480A (en) * 1992-11-06 1996-11-19 Pall Corporation System and method for testing the integrity of porous elements
FR2747779B1 (fr) * 1996-04-23 1998-08-28 Phalippou Jacques Procede de controle d'etancheite des emballages
US5780724A (en) * 1997-03-27 1998-07-14 United Technologies Corp Photo-acoustic leak detector with improved signal-to-noise response
AUPO709797A0 (en) * 1997-05-30 1997-06-26 Usf Filtration And Separations Group Inc. Predicting logarithmic reduction values
US6094968A (en) * 1997-07-24 2000-08-01 Optimum Air Corporation Continuous emissions monitoring system
FR2775440B1 (fr) * 1998-03-02 2000-11-10 Suez Lyonnaise Des Eaux Procede de controle de l'integrite des modules de filtration a fibres creuses
US6154307A (en) * 1998-09-18 2000-11-28 United Technologies Corporation Method and apparatus to diffract multiple beams
US6089076A (en) * 1998-09-18 2000-07-18 United Technologies Corporation System to control the power of a beam
US6227036B1 (en) 1998-10-28 2001-05-08 The Regents Of The University Of Michigan Multiple microphone photoacoustic leak detection and localization system and method
JP2002537105A (ja) 1999-02-26 2002-11-05 ユナイテッド・ステイツ・フィルター・コーポレイション 膜を評価する方法及び装置
KR100372908B1 (ko) * 2000-11-22 2003-02-15 광주과학기술원 용질의 특정분자량 부분제거율을 이용한 막공 크기분포측정방법 및 장치
DE10116335C1 (de) * 2001-04-02 2002-10-17 Sartorius Gmbh Verfahren zur Durchführung eines Integritätstest von Filterelementen
JP5037758B2 (ja) * 2001-04-25 2012-10-03 三菱レイヨン株式会社 膜モジュールの完全性検査方法
FR2828116B1 (fr) * 2001-08-06 2003-11-14 Ondeo Degremont Procede et dispositif de controle de l'integrite des modules de filtration membranaire
US7011758B2 (en) * 2002-02-11 2006-03-14 The Board Of Trustees Of The University Of Illinois Methods and systems for membrane testing
US6766259B2 (en) * 2002-07-29 2004-07-20 Baxter International Inc. System and a method for detecting fiber damage in a dialyzer
CA2503500C (en) 2002-10-24 2011-01-25 John A. Organiscak Method and apparatus for leak testing an environmental enclosure
US20050050943A1 (en) * 2003-09-08 2005-03-10 Tom Barber Dry aerosol leak detection for dialyzers
ES2452480T3 (es) * 2005-09-07 2014-04-01 Hydranautics Dispositivos de filtración por osmosis inversa con caudalímetros y medidores de conductividad alimentados por etiquetas de RFID
US7650805B2 (en) 2005-10-11 2010-01-26 Millipore Corporation Integrity testable multilayered filter device
SG131861A1 (en) * 2005-10-11 2007-05-28 Millipore Corp Methods and systems for integrity testing of porous materials
SG131851A1 (en) * 2005-10-21 2007-05-28 Millipore Corp Integrity testable multilayered filter device
CN101443098A (zh) * 2006-03-13 2009-05-27 海德拉罗迪克斯公司 用于测量逆渗透膜元件的渗透流量和渗透电导率的设备
US8007568B2 (en) * 2006-04-12 2011-08-30 Millipore Corporation Filter with memory, communication and pressure sensor
US20110094310A1 (en) * 2006-04-12 2011-04-28 Millipore Corporation Filter with memory, communication and pressure sensor
US20070243113A1 (en) * 2006-04-12 2007-10-18 Dileo Anthony Filter with memory, communication and concentration sensor
US20070241510A1 (en) * 2006-04-12 2007-10-18 Dileo Anthony Filter seating monitor
US20070240578A1 (en) * 2006-04-12 2007-10-18 Dileo Anthony Filter with memory, communication and temperature sensor
WO2007140714A1 (en) * 2006-06-01 2007-12-13 Accelergy Shanghai R & D Center Co., Ltd. High throughput method and device for characterizing membrane
US7587927B2 (en) 2006-11-14 2009-09-15 Millipore Corporation Rapid integrity testing of porous materials
CN104785113B (zh) 2007-10-03 2017-06-23 Emd密理博公司 堆叠板形成的过滤盒体
GB2455645B (en) * 2007-12-12 2009-11-11 Mi Llc High pressure screen flow-through testing device
US7731293B1 (en) * 2008-12-22 2010-06-08 Toyota Motor Engineering & Manufacturing North America, Inc. Multiple part resin seat back with integrated adjustable headrest support
US8875562B2 (en) 2010-02-17 2014-11-04 Dow Global Technologies Llc Filter and membrane defect detection system
CN103154711A (zh) 2010-10-01 2013-06-12 陶氏环球技术有限责任公司 分析基体孔径的系统和方法
CN102151487B (zh) * 2011-01-12 2013-02-20 宁波大学 全自动超滤膜孔径分布测定仪及其自动测定方法
CN103384819B (zh) 2011-01-24 2016-04-27 Emd密理博公司 多孔材料的加速混合气体完整性测试
DE102012010269B3 (de) * 2012-05-25 2013-05-16 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung und Verfahren zur Bestimmung der Permeationsrate von Barriere- und Ultrabarriereelementen
US20130319251A1 (en) * 2012-06-01 2013-12-05 Edwin Cheung Air purifier with noise cancellation
JP6032142B2 (ja) 2013-07-11 2016-11-24 株式会社デンソー ハニカム構造体の欠陥検査方法
DE102015005833A1 (de) 2015-05-07 2016-11-10 Sartorius Stedim Biotech Gmbh Verfahren und Vorrichtung für einen Integritätstest eines Testbehälters
DE112018001678T5 (de) * 2017-03-30 2019-12-19 Ngk Insulators, Ltd. Verfahren zum Prüfen eines Trennmembranmoduls und Verfahren zur Herstellung eines Trennmembranmoduls
CN110672277A (zh) * 2019-10-10 2020-01-10 国网重庆市电力公司电力科学研究院 一种sf6气体现场综合检测系统及方法
CN111189589B (zh) * 2020-01-13 2021-02-12 浙江大学 一种利用激光雷达诊断滤袋破损的系统与方法
CN116878741B (zh) * 2023-09-06 2023-12-01 江苏炎启自动化有限公司 一种用于gis室内气体泄漏的检测装置及其使用方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3938365A (en) * 1973-11-29 1976-02-17 Massachusetts Institute Of Technology Detecting trace gaseous species acoustically in response to radiation from an intense light source
SE435577B (sv) * 1982-09-22 1984-10-08 Nederman Bill P Ph Sett att overvaka forendringar av filtreringseffekten hos filtreringsanordningar for utskiljning av fororeningar ur gasfloden, spec skadliga substanser ur svetsgaser, och anordning for genomforande av ifragavarande sett
JPS59145957A (ja) * 1983-01-08 1984-08-21 Horiba Ltd 光音響型濃度測定装置
US4622845A (en) * 1985-03-21 1986-11-18 Westinghouse Electric Corp. Method and apparatus for the detection and measurement of gases
JPH0251043A (ja) * 1988-08-11 1990-02-21 Hamamatsu Photonics Kk 隔体の気体透過試験方法
US5161408A (en) * 1991-08-26 1992-11-10 Mcrae Thomas G Photo-acoustic leak detection system and method
JP3111101B2 (ja) * 1991-12-03 2000-11-20 旭化成工業株式会社 膜分離装置の漏洩検査方法
JP2808538B2 (ja) * 1992-06-29 1998-10-08 株式会社 キッツ 液体濾過用フィルタの目詰まり検知装置
JPH08503545A (ja) * 1992-11-06 1996-04-16 ポール・コーポレーション 多孔質エレメントの完全性試験のためのシステム及び方法

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102008057458A1 (de) * 2008-11-14 2010-05-20 Sartorius Stedim Biotech Gmbh Verfahren und Vorrichtung zur Durchführung von Integritätstest
DE102008057458B4 (de) * 2008-11-14 2012-04-26 Sartorius Stedim Biotech Gmbh Verfahren und Vorrichtung zur Durchführung von Integritätstests
US9072996B2 (en) 2008-11-14 2015-07-07 Sartorius Stedim Biotech Gmbh Method and apparatus for carrying out integrity tests of a non-wetted filter element
DE102009045403A1 (de) * 2009-10-06 2011-04-07 INSTITUT FüR MIKROTECHNIK MAINZ GMBH Vorrichtung zur Phasentrennung
DE102009045403B4 (de) 2009-10-06 2022-08-04 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung zum Trennen von Gas und Flüssigkeit und deren Verwendungen

Also Published As

Publication number Publication date
US5581017A (en) 1996-12-03
EP0640822B1 (de) 1998-04-22
EP0640822A3 (de) 1996-11-27
JP3571084B2 (ja) 2004-09-29
EP0640822A2 (de) 1995-03-01
JPH07244023A (ja) 1995-09-19
DE69409736D1 (de) 1998-05-28

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