CN101344595A - 一种屏蔽激磁定量检测探头及方法 - Google Patents
一种屏蔽激磁定量检测探头及方法 Download PDFInfo
- Publication number
- CN101344595A CN101344595A CNA2008102221060A CN200810222106A CN101344595A CN 101344595 A CN101344595 A CN 101344595A CN A2008102221060 A CNA2008102221060 A CN A2008102221060A CN 200810222106 A CN200810222106 A CN 200810222106A CN 101344595 A CN101344595 A CN 101344595A
- Authority
- CN
- China
- Prior art keywords
- steel pipe
- magnetic field
- permanent magnet
- field intensity
- rectangle
- 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.)
- Granted
Links
- 239000000523 sample Substances 0.000 title claims abstract description 65
- 238000000034 method Methods 0.000 title claims abstract description 27
- 230000005284 excitation Effects 0.000 title claims description 20
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 115
- 239000010959 steel Substances 0.000 claims abstract description 115
- 238000001514 detection method Methods 0.000 claims abstract description 21
- 229910001566 austenite Inorganic materials 0.000 claims description 63
- 230000002452 interceptive effect Effects 0.000 claims description 18
- 230000004907 flux Effects 0.000 claims description 12
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 9
- 238000012360 testing method Methods 0.000 claims description 9
- 230000009471 action Effects 0.000 claims description 5
- 229910052742 iron Inorganic materials 0.000 claims description 5
- 229910000889 permalloy Inorganic materials 0.000 claims description 4
- 229910001004 magnetic alloy Inorganic materials 0.000 claims description 3
- 230000000087 stabilizing effect Effects 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 12
- 230000002964 excitative effect Effects 0.000 description 5
- 238000012545 processing Methods 0.000 description 4
- 229910000963 austenitic stainless steel Inorganic materials 0.000 description 3
- 238000001035 drying Methods 0.000 description 3
- 230000006698 induction Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000005070 sampling Methods 0.000 description 3
- 238000009825 accumulation Methods 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- VNNRSPGTAMTISX-UHFFFAOYSA-N chromium nickel Chemical compound [Cr].[Ni] VNNRSPGTAMTISX-UHFFFAOYSA-N 0.000 description 2
- 238000004880 explosion Methods 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 230000003321 amplification Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005307 ferromagnetism Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000005415 magnetization Effects 0.000 description 1
- 239000002075 main ingredient Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229910001172 neodymium magnet Inorganic materials 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 238000004148 unit process Methods 0.000 description 1
Images
Landscapes
- Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
Abstract
Description
序号 | 氧化物重量(g) | 空管磁场强度(A/m) | 管内堆积有氧化物时磁场强度(A/m) | 磁场强度差值(A/m) |
1 | 10 | 380 | 820 | 440 |
2 | 20 | 400 | 970 | 570 |
3 | 40 | 430 | 1170 | 740 |
序号 | 氧化物重量(g) | 空管磁场强度(A/m) | 管内堆积有氧化物时磁场强度(A/m) | 磁场强度差值(A/m) |
1 | 10 | 366-387 | 850 | 473.5 |
2 | 20 | 350-380 | 980 | 605 |
3 | 30 | 365-370 | 1230 | 862.5 |
4 | 40 | 361-410 | 1470 | 1084.5 |
Claims (10)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2008102221060A CN101344595B (zh) | 2008-09-09 | 2008-09-09 | 一种屏蔽激磁定量检测探头及方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2008102221060A CN101344595B (zh) | 2008-09-09 | 2008-09-09 | 一种屏蔽激磁定量检测探头及方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101344595A true CN101344595A (zh) | 2009-01-14 |
CN101344595B CN101344595B (zh) | 2011-01-26 |
Family
ID=40246626
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2008102221060A Expired - Fee Related CN101344595B (zh) | 2008-09-09 | 2008-09-09 | 一种屏蔽激磁定量检测探头及方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN101344595B (zh) |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101799313A (zh) * | 2010-03-30 | 2010-08-11 | 湖南省湘电锅炉压力容器检验中心有限公司 | 锅炉奥氏体不锈钢弯管内氧化皮堆积量的提升力检测法 |
CN101782420B (zh) * | 2009-12-25 | 2011-04-20 | 湖南省电力公司试验研究院 | 一种检测锅炉弯管内氧化皮堆积量的方法 |
CN101587096B (zh) * | 2009-03-16 | 2011-11-23 | 林俊明 | 一种对不锈钢管内氧化皮厚度分布进行无损检测的方法 |
CN102662193A (zh) * | 2012-04-27 | 2012-09-12 | 东北电力科学研究院有限公司 | 奥氏体不锈钢管内壁氧化皮堵塞程度快速检测方法 |
CN106610502A (zh) * | 2015-10-26 | 2017-05-03 | 世宇金峰(北京)信息技术有限公司 | 一种埋地通信光缆地面位置快速准确查找方法 |
CN111189971A (zh) * | 2018-11-14 | 2020-05-22 | 国电锅炉压力容器检验有限公司 | 一种锅炉管子内氧化皮的单位质量当量测量方法 |
CN111413243A (zh) * | 2019-01-04 | 2020-07-14 | 国电锅炉压力容器检验有限公司 | 一种锅炉管内堆积氧化皮的智能定量检测方法和检测仪 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB9414847D0 (en) * | 1994-07-22 | 1994-09-14 | Radiodetection Ltd | Identification of buried cables |
CN1208617C (zh) * | 2003-04-10 | 2005-06-29 | 北京科技大学 | 奥氏体不锈钢管内氧化物的磁性无损检测方法及装置 |
US6924644B2 (en) * | 2003-09-12 | 2005-08-02 | The United States Of America As Represented By The Secretary Of The Navy | Radiofrequency surface detection coil |
-
2008
- 2008-09-09 CN CN2008102221060A patent/CN101344595B/zh not_active Expired - Fee Related
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101587096B (zh) * | 2009-03-16 | 2011-11-23 | 林俊明 | 一种对不锈钢管内氧化皮厚度分布进行无损检测的方法 |
CN101782420B (zh) * | 2009-12-25 | 2011-04-20 | 湖南省电力公司试验研究院 | 一种检测锅炉弯管内氧化皮堆积量的方法 |
CN101799313A (zh) * | 2010-03-30 | 2010-08-11 | 湖南省湘电锅炉压力容器检验中心有限公司 | 锅炉奥氏体不锈钢弯管内氧化皮堆积量的提升力检测法 |
CN101799313B (zh) * | 2010-03-30 | 2011-05-11 | 湖南省湘电锅炉压力容器检验中心有限公司 | 锅炉奥氏体不锈钢弯管内氧化皮堆积量的提升力检测法 |
CN102662193A (zh) * | 2012-04-27 | 2012-09-12 | 东北电力科学研究院有限公司 | 奥氏体不锈钢管内壁氧化皮堵塞程度快速检测方法 |
CN102662193B (zh) * | 2012-04-27 | 2014-05-07 | 东北电力科学研究院有限公司 | 奥氏体不锈钢管内壁氧化皮堵塞程度快速检测方法 |
CN106610502A (zh) * | 2015-10-26 | 2017-05-03 | 世宇金峰(北京)信息技术有限公司 | 一种埋地通信光缆地面位置快速准确查找方法 |
CN111189971A (zh) * | 2018-11-14 | 2020-05-22 | 国电锅炉压力容器检验有限公司 | 一种锅炉管子内氧化皮的单位质量当量测量方法 |
CN111413243A (zh) * | 2019-01-04 | 2020-07-14 | 国电锅炉压力容器检验有限公司 | 一种锅炉管内堆积氧化皮的智能定量检测方法和检测仪 |
Also Published As
Publication number | Publication date |
---|---|
CN101344595B (zh) | 2011-01-26 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN101344595B (zh) | 一种屏蔽激磁定量检测探头及方法 | |
CN100523801C (zh) | 清管器及其操作方法 | |
CN107907455B (zh) | 一种磁感应颗粒检测装置及浓度检测方法 | |
CN102033105B (zh) | 基于超低频涡流的奥氏体锅炉管内壁氧化皮堆积测量方法 | |
CN103760222A (zh) | 一种基于巨磁电阻传感器阵列的矿用钢丝绳在线检测装置及方法 | |
US6854336B2 (en) | Measurement of stress in a ferromagnetic material | |
CN103954684A (zh) | 一种利用漏磁变化率进行无损检测的方法 | |
JP6300506B2 (ja) | 可変磁気コレクタを使用する位置センサ | |
CN103439402B (zh) | 锅炉奥氏体不锈钢弯管内铁磁性物沉积堵塞程度检测方法 | |
CN201181201Y (zh) | 双端磁致伸缩直线位移传感器 | |
CN204925032U (zh) | 一种可实现自动定量的锅炉管内堆积氧化皮检测用探头 | |
Deng et al. | A new model of the signal generation mechanism on magnetostrictive position sensor | |
CN201698033U (zh) | 不锈钢管内壁氧化皮堵塞无损检测装置 | |
CN102235997A (zh) | 一种奥氏体管内氧化物检测探头 | |
WO2023284499A1 (zh) | 基于磁化技术的管道变形内检测方法及装置 | |
CN201628701U (zh) | 奥氏体管内氧化物检测探头 | |
CN109668505A (zh) | 一种脉冲acfm铁磁性金属结构壁厚测量方法 | |
WO2005095943A1 (en) | System and method for in-line stress measurement by continuous barkhausen technique | |
CN114720038A (zh) | 一种燃气管道球形内检测系统 | |
CN107144628A (zh) | 一种基于缺陷漏磁场源与主动探测磁源的电磁检测方法 | |
CN207081681U (zh) | 一种用于奥氏体不锈钢锅炉管道内氧化皮堆积检测的探头 | |
CN203216901U (zh) | 一种应力检测装置 | |
CN111443127A (zh) | 一种基于弱磁原理的无损检测传感器及其测量方法 | |
CN203519557U (zh) | 锅炉用奥氏体不锈钢弯管内铁磁性物沉积量检测装置 | |
KR200314113Y1 (ko) | 물체감지용 써치코일 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: ZHANG JING Owner name: HE YOU Free format text: FORMER OWNER: BEIJING SHENGDE JINJIAN SCIENCE + TECHNOLOGY CO., LTD. Effective date: 20110412 |
|
C41 | Transfer of patent application or patent right or utility model | ||
COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 100094 ROOM 202, UNIT 2, BUILDING E01, YUANMINGYUAN GARDEN VILLA, YARD 88, YUANMINGYUAN WEST ROAD, HAIDIAN DISTRICT, BEIJING TO: 100085 ROOM 505, TOWER E, JIAHUA BUILDING, NO. 9, SHANGDI STREET 3, HAIDIAN DISTRICT, BEIJING |
|
TR01 | Transfer of patent right |
Effective date of registration: 20110412 Address after: 100085 Beijing city Haidian District Third Street No. 9 Jiahua building block E room 505 Co-patentee after: Zhang Jing Patentee after: He You Address before: 100094, room 2, unit 202, Old Summer Palace building, Les Loges Du Park Hotel, 88 Old Summer Palace West Road, Beijing, Haidian District, Patentee before: Beijing Shengde Jinjian Science & Technology Co., Ltd. |
|
ASS | Succession or assignment of patent right |
Owner name: BEIJING BICOTEST TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: HE YOU Effective date: 20120309 Free format text: FORMER OWNER: ZHANG JING Effective date: 20120309 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20120309 Address after: 100085 Beijing city Haidian District Third Street No. 9 Jiahua building block E room 505 Patentee after: Beijing Bicotest Technology Co.,Ltd. Address before: 100085 Beijing city Haidian District Third Street No. 9 Jiahua building block E room 505 Co-patentee before: Zhang Jing Patentee before: He You |
|
C56 | Change in the name or address of the patentee | ||
CP01 | Change in the name or title of a patent holder |
Address after: 100085 Beijing city Haidian District Third Street No. 9 Jiahua building block E room 505 Patentee after: Beijing Bicotest Technology Co., Ltd. Address before: 100085 Beijing city Haidian District Third Street No. 9 Jiahua building block E room 505 Patentee before: Beijing Bicotest Technology Co.,Ltd. |
|
C56 | Change in the name or address of the patentee | ||
CP02 | Change in the address of a patent holder |
Address after: 100085 Beijing city Haidian District on the 28 Street Hospital No. 2 Building 5 Room 501 Patentee after: Beijing Bicotest Technology Co., Ltd. Address before: 100085 Beijing city Haidian District Third Street No. 9 Jiahua building block E room 505 Patentee before: Beijing Bicotest Technology Co., Ltd. |
|
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110126 Termination date: 20200909 |
|
CF01 | Termination of patent right due to non-payment of annual fee |