CA2187957C - Capteurs d'ultra-sons pour la surveillance en ligne de moulages et de procedes de moulage a haute temperature - Google Patents

Capteurs d'ultra-sons pour la surveillance en ligne de moulages et de procedes de moulage a haute temperature Download PDF

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Publication number
CA2187957C
CA2187957C CA002187957A CA2187957A CA2187957C CA 2187957 C CA2187957 C CA 2187957C CA 002187957 A CA002187957 A CA 002187957A CA 2187957 A CA2187957 A CA 2187957A CA 2187957 C CA2187957 C CA 2187957C
Authority
CA
Canada
Prior art keywords
ultrasonic
pulses
molten material
buffer rod
buffer
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 - Fee Related
Application number
CA002187957A
Other languages
English (en)
Other versions
CA2187957A1 (fr
Inventor
Cheng-Kuei Jen
Ky Thanh Nguyen
Bin Cao
Hao Wang
Chee Ang Loong
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.)
National Research Council of Canada
Original Assignee
National Research Council of Canada
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 National Research Council of Canada filed Critical National Research Council of Canada
Priority to CA002187957A priority Critical patent/CA2187957C/fr
Publication of CA2187957A1 publication Critical patent/CA2187957A1/fr
Application granted granted Critical
Publication of CA2187957C publication Critical patent/CA2187957C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N11/00—Investigating flow properties of materials, e.g. viscosity, plasticity; Analysing materials by determining flow properties
    • 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
    • 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

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  • 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)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Acoustics & Sound (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
CA002187957A 1996-10-16 1996-10-16 Capteurs d'ultra-sons pour la surveillance en ligne de moulages et de procedes de moulage a haute temperature Expired - Fee Related CA2187957C (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA002187957A CA2187957C (fr) 1996-10-16 1996-10-16 Capteurs d'ultra-sons pour la surveillance en ligne de moulages et de procedes de moulage a haute temperature

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA002187957A CA2187957C (fr) 1996-10-16 1996-10-16 Capteurs d'ultra-sons pour la surveillance en ligne de moulages et de procedes de moulage a haute temperature

Publications (2)

Publication Number Publication Date
CA2187957A1 CA2187957A1 (fr) 1998-04-16
CA2187957C true CA2187957C (fr) 2003-06-03

Family

ID=4159089

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002187957A Expired - Fee Related CA2187957C (fr) 1996-10-16 1996-10-16 Capteurs d'ultra-sons pour la surveillance en ligne de moulages et de procedes de moulage a haute temperature

Country Status (1)

Country Link
CA (1) CA2187957C (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108663311A (zh) * 2018-08-24 2018-10-16 青岛科技大学 基于废旧塑料热氧老化程度的在线超声检测装置及方法
CN113933384A (zh) * 2021-10-08 2022-01-14 哈尔滨工程大学 适用于恶劣环境中对射式布置的超声波换能器辅助装置

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10223786C1 (de) 2002-05-29 2003-07-10 Sms Meer Gmbh Verfahren und Vorrichtung zur Bestimmung der Schallgeschwindigkeit in einem Werkstoff
CN110455230A (zh) * 2019-09-26 2019-11-15 西安热工研究院有限公司 一种高温管道周长在线监测系统及方法

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108663311A (zh) * 2018-08-24 2018-10-16 青岛科技大学 基于废旧塑料热氧老化程度的在线超声检测装置及方法
CN113933384A (zh) * 2021-10-08 2022-01-14 哈尔滨工程大学 适用于恶劣环境中对射式布置的超声波换能器辅助装置

Also Published As

Publication number Publication date
CA2187957A1 (fr) 1998-04-16

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Effective date: 20131016