FI880154A0 - Menetelmä iskukohtien paikantamiseksi jähmeässä kappaleessa etenevää ääntä käyttävän valvontajärjestelmän avulla, erityisesti voimalaitosten painetta johtavissa suljetuissa osissa - Google Patents
Menetelmä iskukohtien paikantamiseksi jähmeässä kappaleessa etenevää ääntä käyttävän valvontajärjestelmän avulla, erityisesti voimalaitosten painetta johtavissa suljetuissa osissaInfo
- Publication number
- FI880154A0 FI880154A0 FI880154A FI880154A FI880154A0 FI 880154 A0 FI880154 A0 FI 880154A0 FI 880154 A FI880154 A FI 880154A FI 880154 A FI880154 A FI 880154A FI 880154 A0 FI880154 A0 FI 880154A0
- Authority
- FI
- Finland
- Prior art keywords
- plants
- shocks
- propagation
- locating
- sound
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
- G01H1/00—Measuring characteristics of vibrations in solids by using direct conduction to the detector
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S11/00—Systems for determining distance or velocity not using reflection or reradiation
- G01S11/14—Systems for determining distance or velocity not using reflection or reradiation using ultrasonic, sonic, or infrasonic waves
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S5/00—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations
- G01S5/18—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations using ultrasonic, sonic, or infrasonic waves
- G01S5/30—Determining absolute distances from a plurality of spaced points of known location
-
- 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
- Y10S367/907—Coordinate determination
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Monitoring And Testing Of Nuclear Reactors (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE3702879 | 1987-01-31 | ||
DE3702879 | 1987-01-31 |
Publications (4)
Publication Number | Publication Date |
---|---|
FI880154A0 true FI880154A0 (fi) | 1988-01-14 |
FI880154A FI880154A (fi) | 1988-08-01 |
FI93496B FI93496B (fi) | 1994-12-30 |
FI93496C FI93496C (fi) | 1995-04-10 |
Family
ID=6319930
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI880154A FI93496C (fi) | 1987-01-31 | 1988-01-14 | Menetelmä iskukohtien paikantamiseksi jähmeässä kappaleessa etenevää ääntä käyttävän valvontajärjestelmän avulla, erityisesti voimalaitosten painetta johtavissa suljetuissa osissa |
Country Status (6)
Country | Link |
---|---|
US (1) | US4897823A (fi) |
EP (1) | EP0279184B1 (fi) |
JP (1) | JP2623483B2 (fi) |
DE (1) | DE3861027D1 (fi) |
ES (1) | ES2018855B3 (fi) |
FI (1) | FI93496C (fi) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5018113A (en) * | 1990-06-29 | 1991-05-21 | Strange Booth B | Damage location system for a tanker ship |
DE19507177A1 (de) * | 1995-03-02 | 1996-09-05 | Daimler Benz Ag | Meßanordnung zur Ortung einer lokalen Zustandsänderung |
DE19602811C1 (de) * | 1996-01-26 | 1997-06-12 | Siemens Ag | Vefahren zur Ortung von Körperschallereignissen bei zu überwachenden Druckumschließungen in Kraftwerken |
JP2003066015A (ja) * | 2001-08-21 | 2003-03-05 | Ishikawajima Harima Heavy Ind Co Ltd | アコーステックエミッション法における信号処理方法 |
KR100798006B1 (ko) * | 2006-08-17 | 2008-01-24 | 한국원자력연구원 | 원전 기기의 통합 감시 및 진단 방법과 이를 이용한 시스템 |
DE102007048883A1 (de) * | 2007-10-11 | 2009-04-16 | Robert Bosch Gmbh | Verfahren und Steuergerät zur Aufprallerkennung für ein Fahrzeug |
CN102435980B (zh) * | 2011-09-15 | 2013-05-08 | 中南大学 | 一种基于解析求解的声发射源或微震源定位方法 |
WO2018149500A1 (en) | 2017-02-16 | 2018-08-23 | Areva Gmbh | Method for identifying an acoustic source in a component |
DE102018101095A1 (de) * | 2018-01-18 | 2019-07-18 | Elkamet Kunststofftechnik Gmbh | Vorrichtung zum Empfang von Eingangssignalen und Betriebsverfahren hierfür |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2498320A1 (fr) * | 1981-01-16 | 1982-07-23 | Cgr | Procede de detection de source acoustique et appareil de controle par emission acoustique |
DE3204874C2 (de) * | 1982-02-11 | 1994-07-14 | Atlas Elektronik Gmbh | Passives Verfahren zum Gewinnen von Zieldaten von einer Schallquelle |
-
1988
- 1988-01-14 FI FI880154A patent/FI93496C/fi not_active IP Right Cessation
- 1988-01-18 DE DE8888100616T patent/DE3861027D1/de not_active Expired - Fee Related
- 1988-01-18 EP EP88100616A patent/EP0279184B1/de not_active Expired - Lifetime
- 1988-01-18 ES ES88100616T patent/ES2018855B3/es not_active Expired - Lifetime
- 1988-01-28 JP JP63021140A patent/JP2623483B2/ja not_active Expired - Lifetime
- 1988-02-01 US US07/150,885 patent/US4897823A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JPS63200083A (ja) | 1988-08-18 |
FI93496C (fi) | 1995-04-10 |
EP0279184A1 (de) | 1988-08-24 |
US4897823A (en) | 1990-01-30 |
JP2623483B2 (ja) | 1997-06-25 |
FI880154A (fi) | 1988-08-01 |
FI93496B (fi) | 1994-12-30 |
ES2018855B3 (es) | 1991-05-16 |
EP0279184B1 (de) | 1990-11-14 |
DE3861027D1 (de) | 1990-12-20 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
BB | Publication of examined application | ||
MM | Patent lapsed |
Owner name: SIEMENS AKTIENGESELLSCHAFT |