CN104359432B - 电磁超声波测厚方法及装置 - Google Patents
电磁超声波测厚方法及装置 Download PDFInfo
- Publication number
- CN104359432B CN104359432B CN201410727877.0A CN201410727877A CN104359432B CN 104359432 B CN104359432 B CN 104359432B CN 201410727877 A CN201410727877 A CN 201410727877A CN 104359432 B CN104359432 B CN 104359432B
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- CN
- China
- Prior art keywords
- time interval
- impulse cluster
- reflected impulse
- cluster
- peak value
- 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.)
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Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B17/00—Measuring arrangements characterised by the use of infrasonic, sonic or ultrasonic vibrations
- G01B17/02—Measuring arrangements characterised by the use of infrasonic, sonic or ultrasonic vibrations for measuring thickness
-
- 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
- G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
- G01S15/02—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems using reflection of acoustic waves
- G01S15/06—Systems determining the position data of a target
- G01S15/08—Systems for measuring distance only
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Acoustics & Sound (AREA)
- Computer Networks & Wireless Communication (AREA)
- Length Measuring Devices Characterised By Use Of Acoustic Means (AREA)
Abstract
Description
Claims (10)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201410727877.0A CN104359432B (zh) | 2014-12-02 | 2014-12-02 | 电磁超声波测厚方法及装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201410727877.0A CN104359432B (zh) | 2014-12-02 | 2014-12-02 | 电磁超声波测厚方法及装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN104359432A CN104359432A (zh) | 2015-02-18 |
CN104359432B true CN104359432B (zh) | 2017-04-12 |
Family
ID=52526717
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201410727877.0A Expired - Fee Related CN104359432B (zh) | 2014-12-02 | 2014-12-02 | 电磁超声波测厚方法及装置 |
Country Status (1)
Country | Link |
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CN (1) | CN104359432B (zh) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6650344B2 (ja) * | 2015-10-02 | 2020-02-19 | パナソニック株式会社 | 物体検出装置及び物体検出方法 |
CN106092001B (zh) * | 2016-08-16 | 2019-06-07 | 武汉华星光电技术有限公司 | 封框胶宽度的测量方法及测量装置 |
CN111121678B (zh) * | 2018-10-31 | 2021-06-01 | 中国石油天然气股份有限公司 | 管道壁厚检测方法及装置 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2233571Y (zh) * | 1995-01-23 | 1996-08-21 | 同济大学 | 一种回波到回波式声速测量仪 |
CN1319035A (zh) * | 1999-05-27 | 2001-10-24 | 川崎制铁株式会社 | 冷轧机的抖动检测方法及装置 |
CN101398298A (zh) * | 2008-11-10 | 2009-04-01 | 清华大学 | 电磁超声测厚方法 |
CN101542279A (zh) * | 2007-03-29 | 2009-09-23 | 松下电器产业株式会社 | 超声波测量方法和装置 |
JP5157610B2 (ja) * | 2008-04-17 | 2013-03-06 | Jfeスチール株式会社 | 薄肉鋼管の肉厚測定方法 |
CN203163705U (zh) * | 2012-09-21 | 2013-08-28 | 华南理工大学 | 一种基于宽带调频及接收补偿的超声波测厚装置 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA2552623A1 (en) * | 2006-07-20 | 2008-01-20 | Ibm Canada Limited - Ibm Canada Limitee | A method for measuring thin layers in solid state devices |
JP5875283B2 (ja) * | 2011-08-12 | 2016-03-02 | キヤノン株式会社 | 記録材判別装置 |
-
2014
- 2014-12-02 CN CN201410727877.0A patent/CN104359432B/zh not_active Expired - Fee Related
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2233571Y (zh) * | 1995-01-23 | 1996-08-21 | 同济大学 | 一种回波到回波式声速测量仪 |
CN1319035A (zh) * | 1999-05-27 | 2001-10-24 | 川崎制铁株式会社 | 冷轧机的抖动检测方法及装置 |
CN101542279A (zh) * | 2007-03-29 | 2009-09-23 | 松下电器产业株式会社 | 超声波测量方法和装置 |
JP5157610B2 (ja) * | 2008-04-17 | 2013-03-06 | Jfeスチール株式会社 | 薄肉鋼管の肉厚測定方法 |
CN101398298A (zh) * | 2008-11-10 | 2009-04-01 | 清华大学 | 电磁超声测厚方法 |
CN203163705U (zh) * | 2012-09-21 | 2013-08-28 | 华南理工大学 | 一种基于宽带调频及接收补偿的超声波测厚装置 |
Also Published As
Publication number | Publication date |
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CN104359432A (zh) | 2015-02-18 |
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Legal Events
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C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C41 | Transfer of patent application or patent right or utility model | ||
CB03 | Change of inventor or designer information |
Inventor after: Yan Zhongqiang Inventor after: Duan Kai Inventor after: Qian Hongliang Inventor after: Wang Yanbin Inventor after: Huang Xinchao Inventor after: Li Saixiao Inventor after: Li Tao Inventor after: Li Zhanbin Inventor after: Cui Weichao Inventor before: Yan Zhongqiang Inventor before: Duan Kai Inventor before: Qian Hongliang Inventor before: Li Saixiao Inventor before: Wang Yanbin Inventor before: Li Tao |
|
COR | Change of bibliographic data | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20161028 Address after: 450000 36 erudite Road, Zheng Dong New District, Henan, Zhengzhou Applicant after: CHINA ELECTRONICS TECHNOLOGY INFORMATION INDUSTRY CO., LTD. Applicant after: Henan Province Boiler Pressure Vessel Safety Checking Research Institute Address before: 450000 36 erudite Road, Zheng Dong New District, Henan, Zhengzhou Applicant before: CHINA ELECTRONICS TECHNOLOGY INFORMATION INDUSTRY CO., LTD. |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170412 Termination date: 20201202 |