DK0821823T3 - Lyddæmper til ultrasoniske bølger - Google Patents

Lyddæmper til ultrasoniske bølger

Info

Publication number
DK0821823T3
DK0821823T3 DK97921650T DK97921650T DK0821823T3 DK 0821823 T3 DK0821823 T3 DK 0821823T3 DK 97921650 T DK97921650 T DK 97921650T DK 97921650 T DK97921650 T DK 97921650T DK 0821823 T3 DK0821823 T3 DK 0821823T3
Authority
DK
Denmark
Prior art keywords
muffler
ultrasonic waves
waves
ultrasonic
Prior art date
Application number
DK97921650T
Other languages
English (en)
Inventor
Bekkum Aart Jan Van
Nico Roosnek
Original Assignee
Krohne Messtechnik Kg
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 Krohne Messtechnik Kg filed Critical Krohne Messtechnik Kg
Application granted granted Critical
Publication of DK0821823T3 publication Critical patent/DK0821823T3/da

Links

Classifications

    • 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
    • G10K11/16—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/175—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
    • G01F1/66—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by measuring frequency, phase shift or propagation time of electromagnetic or other waves, e.g. using ultrasonic flowmeters
    • G01F1/662—Constructional details
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
    • G01F1/66—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by measuring frequency, phase shift or propagation time of electromagnetic or other waves, e.g. using ultrasonic flowmeters
    • G01F1/667—Arrangements of transducers for ultrasonic flowmeters; Circuits for operating ultrasonic flowmeters
    • 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
    • G10K11/16—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/161—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general in systems with fluid flow

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Fluid Mechanics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Chemical & Material Sciences (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Combustion & Propulsion (AREA)
  • Measuring Volume Flow (AREA)
  • Transducers For Ultrasonic Waves (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
DK97921650T 1996-02-21 1997-02-19 Lyddæmper til ultrasoniske bølger DK0821823T3 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19606411A DE19606411C2 (de) 1996-02-21 1996-02-21 Schalldämpfer für Ultraschallwellen
PCT/EP1997/000795 WO1997031365A2 (de) 1996-02-21 1997-02-19 Schalldämpfer fur ultraschallwellen

Publications (1)

Publication Number Publication Date
DK0821823T3 true DK0821823T3 (da) 2001-09-17

Family

ID=7785984

Family Applications (1)

Application Number Title Priority Date Filing Date
DK97921650T DK0821823T3 (da) 1996-02-21 1997-02-19 Lyddæmper til ultrasoniske bølger

Country Status (6)

Country Link
EP (1) EP0821823B1 (da)
JP (1) JP3212614B2 (da)
DE (2) DE19606411C2 (da)
DK (1) DK0821823T3 (da)
NO (1) NO322838B1 (da)
WO (1) WO1997031365A2 (da)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19742343C2 (de) * 1997-08-14 2000-09-21 Mueller Bbm Gmbh Ultraschalldämpfer
WO1999022207A1 (en) * 1997-10-24 1999-05-06 Daniel Industries, Inc. Ultrasonic gas meter silencer and method
US6533065B2 (en) * 2000-12-19 2003-03-18 Daniel Industries, Inc. Noise silencer and method for use with an ultrasonic meter
CA2782601C (en) 2009-12-18 2015-07-21 Mitsubishi Tanabe Pharma Corporation Novel antiplatelet agent
CZ2022333A3 (cs) * 2022-08-10 2024-02-21 Jaroslav Mikan Sestava pro potlačení parazitních ultrazvukových vln šířících se tekutinou a ultrazvukový průtokoměr

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56164918A (en) * 1980-05-23 1981-12-18 Fuji Electric Co Ltd Ultrasonic flowmeter
JPS58202322A (ja) * 1982-05-20 1983-11-25 Makoto Minamidate 内燃機関の排気消音装置
JPS5946817A (ja) * 1982-09-10 1984-03-16 Oval Eng Co Ltd 雑音減衰器
JPS61294116A (ja) * 1985-06-20 1986-12-24 Honda Motor Co Ltd 内燃機関用消音器
DE9212762U1 (da) * 1992-09-23 1992-11-19 Bauer, Eugen, Ing.(Grad.), 4600 Dortmund, De
DE19530807C2 (de) * 1995-08-22 1999-11-18 Krohne Ag Basel Verfahren zur Bestimmung des Volumendurchflusses von strömenden Medien

Also Published As

Publication number Publication date
NO974861L (no) 1997-10-21
EP0821823A2 (de) 1998-02-04
JP3212614B2 (ja) 2001-09-25
JPH11505025A (ja) 1999-05-11
DE19606411C2 (de) 2000-05-11
DE59703762D1 (de) 2001-07-19
WO1997031365A2 (de) 1997-08-28
EP0821823B1 (de) 2001-06-13
NO322838B1 (no) 2006-12-11
WO1997031365A3 (de) 1997-10-02
NO974861D0 (no) 1997-10-21
DE19606411A1 (de) 1997-09-04

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