CN110095526A - A kind of transient electromagnetic method probe apparatus - Google Patents
A kind of transient electromagnetic method probe apparatus Download PDFInfo
- Publication number
- CN110095526A CN110095526A CN201910492165.8A CN201910492165A CN110095526A CN 110095526 A CN110095526 A CN 110095526A CN 201910492165 A CN201910492165 A CN 201910492165A CN 110095526 A CN110095526 A CN 110095526A
- Authority
- CN
- China
- Prior art keywords
- connector
- transient electromagnetic
- probe
- probe apparatus
- electromagnetic method
- 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 72
- 238000000034 method Methods 0.000 title claims abstract description 30
- 230000001052 transient effect Effects 0.000 title claims abstract description 28
- 239000003292 glue Substances 0.000 claims description 5
- 206010044565 Tremor Diseases 0.000 abstract 1
- 230000006872 improvement Effects 0.000 description 11
- 238000010586 diagram Methods 0.000 description 10
- 238000005259 measurement Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000007670 refining Methods 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000009659 non-destructive testing Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
- G01N27/72—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables
- G01N27/82—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V3/00—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation
- G01V3/08—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with magnetic or electric fields produced or modified by objects or geological structures or by detecting devices
- G01V3/081—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with magnetic or electric fields produced or modified by objects or geological structures or by detecting devices the magnetic field is produced by the objects or geological structures
Landscapes
- Remote Sensing (AREA)
- Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Health & Medical Sciences (AREA)
- Geology (AREA)
- Geophysics (AREA)
- Electromagnetism (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
Abstract
The present invention discloses a kind of transient electromagnetic method probe apparatus, including the flexible structure popped one's head in and several are connected；The flexible structure includes the connector of two sides setting and the jackshaft of the connection connector；Described pop one's head in is mounted on the inside of the connector and follows flexible structure mobile；The present apparatus is able to solve transient electromagnetic equipment in calibration tape clad pipeline, walking shakiness, the off-centring problem for popping one's head in occurred.
Description
Technical field
The present invention relates to basic chemical industries and oil refining industry industrial pipeline field of non destructive testing, are suitble to in-service industrial pipeline
(with pressure, high temperature) internal corrosion default fast checking, quickly discovery and positioning security hidden danger position, are specifically related to a kind of transition
Electromagnetic method probe apparatus.
Background technique
In basic chemical industry and oil refining device operational process, to the pipeline wall thickness reduction state of emphasis high corrosion risk into
Row monitoring is very necessary, is generally used traditional sonigauge and carries out spot thickness measurement.
Traditional spot thickness measurement system, dependence is relevant risk standard and expertise reconnaissance, and it is multiple not adapt to scene
Miscellaneous changeable environment often results in missing inspection or can not detect the region of defect most serious, and drawback is more.Sonigauge is fixed
The problem of what point thickness measuring solved is residual wall thickness data accurate (assessment residue is emphasized), but can not solve to detect the standard for position of layouting
True property.
Invention be transient electromagnetic method a kind of probe apparatus, he have adaptable, wide adaptation range, fortune
The features such as row is stablized, is easy to operate, has a wide range of application in petrochemical industry chemical industry.
Summary of the invention
In view of this, the purpose of the present invention is to provide a kind of transient electromagnetic method probe apparatus, including probe and several
The flexible structure of connection；The flexible structure includes the connector of two sides setting and the jackshaft of the connection connector；Institute
Probe is stated to be mounted on the inside of the connector and follow flexible structure mobile.
As the further improvement of above-mentioned transient electromagnetic method probe apparatus, the connector includes the first connecting pin, connection
Part main body and second connection end, one end of the connector main body are connect with first connecting pin, described to connect the another of main body
One end is connect with the second connection end；First connecting pin of two connected flexible structures is embedded in the second connection end
It is interior and can rotate.
As the further improvement of above-mentioned transient electromagnetic method probe apparatus, first connecting pin include the first connector,
First limiting stand and the first limiting slot；The second connection end includes the second connector, the second limiting stand, the second limiting slot and company
Access slot；In two adjacent flexible structures, first connector is embedded in the link slot and connects with second connector
Touching, first limiting stand are embedded in second limiting slot, and second limiting stand is embedded in first limiting slot.
As the further improvement of above-mentioned transient electromagnetic method probe apparatus, the fixed probe is provided on the connector
Support base, the upper end of the connector is provided with tabletting.
As the further improvement of above-mentioned transient electromagnetic method probe apparatus, it is provided with support rod on the inside of the connector of two sides,
The probe top is provided with mounting hole, and the support rod passes through the mounting hole and the probe is fixed on the flexible structure
On.
As the further improvement of above-mentioned transient electromagnetic method probe apparatus, the jackshaft includes fixing end and movable end；
The fixing end is set to the inside of the connector, is arranged fluted on the movable end, and fixing end insertion is described recessed
In slot.
As the further improvement of above-mentioned transient electromagnetic method probe apparatus, velocity sensor is provided on the probe.
As the further improvement of above-mentioned transient electromagnetic method probe apparatus, the lower part of the flexible structure is provided with walking
Wheel.
As the further improvement of above-mentioned transient electromagnetic method probe apparatus, the rolling portion of traveling wheel is coated with flexible glue.
As the further improvement of above-mentioned transient electromagnetic method probe apparatus, pedometer is additionally provided on the probe apparatus.
Compared with prior art, the beneficial effects of the present invention are: the present apparatus is able to solve transient electromagnetic equipment in calibration tape
The problems such as when clad pipeline, the occurred walking of popping one's head in is unstable, off-centring.
The probe apparatus has flexible structure, can be applicable in the measurement of different tube diameters size, is driven and is visited by flexible structure
Head is fitted closely with pipeline.Simultaneously with action steamboat in flexible structure, it can be ensured that at the uniform velocity slided in the course of work, improve work
Make efficiency and job stability, reduce extraneous interference, at the same probe designs be it is built-in, can be according to different pipeline pipes
Diameter increases the quantity of probe.
Detailed description of the invention
Fig. 1 show overall structure diagram of the invention；
Fig. 2 show the structural schematic diagram of the first connecting pin of the invention；
Fig. 3 show the structural schematic diagram of second connection end of the invention；
Fig. 4 show the structural schematic diagram that probe of the invention is mounted on flexible structure embodiment one；
Fig. 5 show the structural schematic diagram of jackshaft of the invention；
Fig. 6 show the structural schematic diagram of probe of the invention；
Fig. 7 show the structural schematic diagram of velocity sensor of the invention；
Fig. 8 show traveling wheel of the invention in the mounting structure schematic diagram of flexible structure；
Fig. 9 show the mounting structure schematic diagram of traveling wheel of the invention；
Figure 10 show use state diagram of the invention.
Specific embodiment
Below in conjunction with specific embodiment, invention is further described in detail.It should be appreciated that described herein specific
Embodiment is only used to explain the present invention, is not intended to limit the present invention.
As shown in Fig. 1 and Figure 10, a kind of transient electromagnetic method probe apparatus, the flexible knot including probe 1 and several connections
Structure 2；The flexible structure 2 includes the connector 21 of two sides setting and the jackshaft 22 of the connection connector；The probe 1
It is mounted on the inside of the connector 21 and follows flexible structure 2 mobile.The present apparatus is able to solve transient electromagnetic equipment and is testing
The problems such as when band clad pipeline, the occurred walking of popping one's head in is unstable, off-centring.
As Figure 2-3, the connector 21 includes the first connecting pin 211, connector main body 212 and second connection end
213, one end of the connector main body 212 connect 211 with first connecting pin, the other end of the connection main body 212 with
The second connection end connection 213；First connecting pin 211 of two connected flexible structures is embedded in the second connection end
In 213 and it can rotate.
In order to improve the convenience that flexible structure controls at work, it is ensured that the curved direction of probe apparatus is kept and pipeline
Bending it is consistent, first connecting pin 211 include the first connector 214, the first limiting stand 215 and the first limiting slot 216；
The second connection end 213 includes the second connector 217, the second limiting stand 218, the second limiting slot 219 and link slot 220；Phase
In two adjacent flexible structures, first connector 214 be embedded in the link slot 220 and with second connector 217
Contact, first limiting stand 215 are embedded in second limiting slot 219, and second limiting stand 218 is embedded in first limit
In the slot 216 of position, the connector 21 can ensure that the curved direction of flexible structure is not in the course of work using the effect of limiting stand
Biggish variation can be generated.
It is mounted in the flexible structure 2 for the ease of the probe 1,
Embodiment one, as shown in figure 4, being provided with the support base 3 of the fixed probe 1, the connector on the connector 21
21 upper end is provided with tabletting 4, and when in use, the probe can be placed on the support base 3, utilizes the flexible structure
The tabletting of 2 upper ends fixes it.
Embodiment two, as shown in Figs. 1-2, support rod 5 is provided on the inside of the connector 21 of two sides, 1 top of the probe is set
It is equipped with mounting hole 11, the support rod 5 passes through the mounting hole 11 and the probe 1 is fixed in the flexible structure 2,
In, mounting hole is sealed with the support rod by bolt or fixed glue.
It is mounted in the flexible structure two ways in above-mentioned probe, the fixed form probe of embodiment one can be at any time
It is replaced, disassembly is more convenient, and the fixed form probe of embodiment two is directly completely fixed with device, more firm.
In the above-described embodiments, as shown in figure 5, the jackshaft 22 includes fixing end 221 and movable end 222；It is described solid
Fixed end 221 is set to the inside of the connector 21, fluted 223 is arranged on the movable end 222, the fixing end 221 is embedding
Enter in the groove 223, in order to the disassembly and installation of the flexible structure 2.
As shown in fig. 6-7, it is provided with velocity sensor 6 on the probe 1, in 1 course of work of popping one's head in, by manpower
Effect is advanced, and needs to control the speed of operation, general speed is within the scope of 1-5cm/s, and when due to manually running, speed is very
Difficult accurate control, measures running speed by velocity sensor 6；Indicator light 9, institute are provided on the velocity sensor 6
Stating indicator light includes red indicating light 10 and green indicator light 11；When in use, when range of the speed below or above setting
It when value, will appear a red indicating light 10 on probe apparatus, operator prompted to need to pay attention to the speed of operation；When operation speed
When spending within the set range, green indicator light 11 is shown in probe apparatus, prompts to meet normal working condition.
As Figure 8-9, the lower part of the flexible structure 2 is provided with traveling wheel 7, probe can be made to fill using traveling wheel 7
It sets and realizes sliding detection with pipeline, improve operational efficiency and stability, wherein in the present embodiment, due to traveling wheel at work
7 direct and tube contacts, can generate certain abrasion and consumption, so the traveling wheel 7 and connector 21 are connected by screw bolts
Mode, in order to the replacement after foot wheel abrasion of walking.
Traveling wheel 7 installs a pair of of row every a connector 21 in the two sides of probe apparatus according to the length of probe apparatus
Wheel is walked, occurs sliding friction when working long hours to prevent locking apparatus.
In the embodiment of above-mentioned traveling wheel, the rolling portion of traveling wheel 7 is coated with flexible glue (attached to be not shown in the figure), can
It is steadily excessive using flexible glue when ensuring to encounter some foreign matters or barrier, biggish vibration will not be generated.
In order to improve the efficiency of measurement, for biggish pipe diameter, the quantity of flexible structure 2 and probe 1 can increase
Several are arrived, when the probe 1 is equipped with one, probe 1 is mounted in most intermediate flexible structure 2, it can be ensured that probe 1
Center it is vertical always against duct wall, best effect can be played.When the probe 1 is provided with more than one, each
Probe uses individual independent transmission and received mode, therefore the quantity of the probe can infinitely increase and decrease, but based on described
Power of popping one's head in is detected the diameter of pipeline with reality, and it is a that the quantity that the probe uses is generally 1-6.
In the above-described embodiments, the probe apparatus during the work time, since practical pipeline is longer, it may appear that positioning
Problem mainly uses two ways in positioning, first is that whole to pipeline ten get ready, in the process of work, according to test software
Display and prompt, pipeline makes marks manually every ten points, can clearly record the route entirely tested, distance, position
Etc. parameters；Second is that pedometer is (attached to be not shown in the figure) to be arranged on probe apparatus, using common using the working method of pedometer
Cable transmission to test equipment, pedometer can record the information such as passed by distance, path in real time in work, anti-by cable
It feeds test equipment.
The above is only a preferred embodiment of the present invention, it is noted that for the common skill of the art
For art personnel, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications
Also it should be regarded as protection scope of the present invention.
Claims (10)
1. a kind of transient electromagnetic method probe apparatus, it is characterised in that: the flexible structure (2) including probe (1) and several connections；
The flexible structure (2) includes the connector (21) of two sides setting and the jackshaft (22) of the connection connector (21)；Institute
Probe (1) is stated to be mounted on the inside of the connector (21) and follow flexible structure (2) mobile.
2. transient electromagnetic method probe apparatus according to claim 1, it is characterised in that: the connector (21) includes first
Connecting pin (211), connector main body (212) and second connection end (213), one end of the connector main body (212) with it is described
First connecting pin connects (211), and the other end of connection main body (212) connect (213) with the second connection end；Connected
First connecting pin (211) of two flexible structures is embedded in the second connection end (213) and can rotate.
3. transient electromagnetic method probe apparatus according to claim 2, it is characterised in that: the first connecting pin (211) packet
Include the first connector (214), the first limiting stand (215) and the first limiting slot (216)；The second connection end (213) includes the
Two connectors (217), the second limiting stand (218), the second limiting slot (219) and link slot (220)；Two adjacent flexible structures
In, first connector (214) is embedded in the link slot (220) and contacts with second connector (217), and described the
One limiting stand (215) is embedded in second limiting slot (219), and second limiting stand (218) is embedded in first limiting slot
(216) in.
4. transient electromagnetic method probe apparatus according to claim 1 or 2, it is characterised in that: set on the connector (21)
It is equipped with the support base (3) of the fixed probe (1), the upper end of the connector (21) is provided with tabletting (4).
5. transient electromagnetic method probe apparatus according to claim 1 or 2, it is characterised in that: in the connector (21) of two sides
Side is provided with support rod (5), and described probe (1) top is provided with mounting hole (11), and the support rod (5) passes through the mounting hole
(11) probe (1) is fixed on the flexible structure (2).
6. transient electromagnetic method probe apparatus according to claim 1, it is characterised in that: the jackshaft (22) includes fixing
Hold (221) and movable end (222)；The fixing end (221) is set to the inside of the connector (21), the movable end
(222) it is arranged on fluted (223), the fixing end (221) is embedded in the groove (223).
7. transient electromagnetic method probe apparatus according to claim 1, it is characterised in that: be provided with speed on the probe (1)
It spends sensor (6).
8. transient electromagnetic method probe apparatus according to claim 1, it is characterised in that: the lower part of the flexible structure (2)
It is provided with traveling wheel (7).
9. transient electromagnetic method probe apparatus according to claim 8, it is characterised in that: the rolled portion of the traveling wheel (7)
Subpackage is covered with flexible glue.
10. transient electromagnetic method probe apparatus according to claim 1, it is characterised in that: also set up on the probe apparatus
There is pedometer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910492165.8A CN110095526B (en) | 2019-06-06 | 2019-06-06 | Transient electromagnetic method probe device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910492165.8A CN110095526B (en) | 2019-06-06 | 2019-06-06 | Transient electromagnetic method probe device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110095526A true CN110095526A (en) | 2019-08-06 |
| CN110095526B CN110095526B (en) | 2024-04-02 |
Family
ID=67450424
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910492165.8A Active CN110095526B (en) | 2019-06-06 | 2019-06-06 | Transient electromagnetic method probe device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110095526B (en) |
Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0147648A1 (en) * | 1983-12-15 | 1985-07-10 | BBC Aktiengesellschaft Brown, Boveri & Cie. | Device for the inspection and maintenance of tubes with small bending radii |
| US4668912A (en) * | 1985-02-05 | 1987-05-26 | Westinghouse Electric Corp. | Eddy current inspection probe and method for assembling same |
| US5023549A (en) * | 1989-03-07 | 1991-06-11 | Electric Power Research Institute, Inc. | Eddy current probe with sensor supporting expandable elastic membrane for inspecting hollow cylindrical structures |
| JP2000346632A (en) * | 1999-06-07 | 2000-12-15 | Toshiba Corp | Method and apparatus for measuring thickness of piping |
| US20090189620A1 (en) * | 2008-01-25 | 2009-07-30 | Audette David M | Compliant membrane probe |
| CN203535008U (en) * | 2013-11-14 | 2014-04-09 | 上海磁海无损检测设备制造有限公司 | Steel pipe eddy current inspection air floatation probe |
| KR101407808B1 (en) * | 2014-02-13 | 2014-06-17 | 한국서부발전 주식회사 | Ultrasonic Inspection Device for Parent Material and Weldment of Pipe |
| CN104914157A (en) * | 2015-05-08 | 2015-09-16 | 上海海事大学 | Nondestructive detection apparatus for detects in miniature space of metal structure |
| CN204925045U (en) * | 2015-07-22 | 2015-12-30 | 杭州电子科技大学 | Flexible array detection probe unit of vertical guided wave of pipeline supersound |
| CN206132707U (en) * | 2016-10-31 | 2017-04-26 | 天津因科新创科技有限公司 | A device for fixing a plurality of impulse eddy current testing probe |
| CN107505385A (en) * | 2017-09-25 | 2017-12-22 | 天津特米斯科技有限公司 | A kind of transient electromagnetic sensor and detection sensing device |
| CN207281002U (en) * | 2017-09-25 | 2018-04-27 | 天津特米斯科技有限公司 | A kind of transient electromagnetic detection probe and detection device |
| CN109444258A (en) * | 2018-12-21 | 2019-03-08 | 核动力运行研究所 | A kind of small diameter tube vortex rotating detector |
| CN211453457U (en) * | 2019-06-06 | 2020-09-08 | 天津特米斯科技有限公司 | Transient electromagnetic method probe device |
-
2019
- 2019-06-06 CN CN201910492165.8A patent/CN110095526B/en active Active
Patent Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0147648A1 (en) * | 1983-12-15 | 1985-07-10 | BBC Aktiengesellschaft Brown, Boveri & Cie. | Device for the inspection and maintenance of tubes with small bending radii |
| US4668912A (en) * | 1985-02-05 | 1987-05-26 | Westinghouse Electric Corp. | Eddy current inspection probe and method for assembling same |
| US5023549A (en) * | 1989-03-07 | 1991-06-11 | Electric Power Research Institute, Inc. | Eddy current probe with sensor supporting expandable elastic membrane for inspecting hollow cylindrical structures |
| JP2000346632A (en) * | 1999-06-07 | 2000-12-15 | Toshiba Corp | Method and apparatus for measuring thickness of piping |
| US20090189620A1 (en) * | 2008-01-25 | 2009-07-30 | Audette David M | Compliant membrane probe |
| CN203535008U (en) * | 2013-11-14 | 2014-04-09 | 上海磁海无损检测设备制造有限公司 | Steel pipe eddy current inspection air floatation probe |
| KR101407808B1 (en) * | 2014-02-13 | 2014-06-17 | 한국서부발전 주식회사 | Ultrasonic Inspection Device for Parent Material and Weldment of Pipe |
| CN104914157A (en) * | 2015-05-08 | 2015-09-16 | 上海海事大学 | Nondestructive detection apparatus for detects in miniature space of metal structure |
| CN204925045U (en) * | 2015-07-22 | 2015-12-30 | 杭州电子科技大学 | Flexible array detection probe unit of vertical guided wave of pipeline supersound |
| CN206132707U (en) * | 2016-10-31 | 2017-04-26 | 天津因科新创科技有限公司 | A device for fixing a plurality of impulse eddy current testing probe |
| CN107505385A (en) * | 2017-09-25 | 2017-12-22 | 天津特米斯科技有限公司 | A kind of transient electromagnetic sensor and detection sensing device |
| CN207281002U (en) * | 2017-09-25 | 2018-04-27 | 天津特米斯科技有限公司 | A kind of transient electromagnetic detection probe and detection device |
| CN109444258A (en) * | 2018-12-21 | 2019-03-08 | 核动力运行研究所 | A kind of small diameter tube vortex rotating detector |
| CN211453457U (en) * | 2019-06-06 | 2020-09-08 | 天津特米斯科技有限公司 | Transient electromagnetic method probe device |
Non-Patent Citations (2)
| Title |
|---|
| 于润桥 等: "瞬变电磁法在燃气管道腐蚀检测中的应用", 《管道技术与设备》, no. 3, pages 48 - 57 * |
| 蔚道祥 等: "基于圆台型传感器的带包覆层铁磁性管道脉冲涡流检测研究", 《化工装备技术》, vol. 38, no. 5, pages 12 - 17 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110095526B (en) | 2024-04-02 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108918405B (en) | Online monitoring system and method for corrosion prevention effect of oil well pipeline | |
| JP3220170B2 (en) | Pipe leak detector | |
| KR200451212Y1 (en) | Displacement measure device for expansion joint | |
| CN110828008B (en) | Parameter monitoring and sampling system of nuclear fuel irradiation examination device | |
| CN102288341A (en) | Torque measuring device | |
| CN107655817A (en) | A kind of pipe leakage corrosion detector | |
| CN103376135A (en) | Non-contact optical fiber device and method for measuring flows | |
| CN102506804A (en) | Device and method for measuring turning angle of cross section at 2D length position of middle part of tested pipe | |
| CN110095526A (en) | A kind of transient electromagnetic method probe apparatus | |
| JP5297791B2 (en) | Nondestructive inspection apparatus and nondestructive inspection method | |
| CN111765386A (en) | Distributed real-time health monitoring system and method for pipeline structure | |
| CN211453457U (en) | Transient electromagnetic method probe device | |
| JP4950603B2 (en) | Plant pressure transmitter inspection system | |
| CN203758970U (en) | Device for testing performance of ultrasonic arrayed probe | |
| CN205642267U (en) | Plastic corrugated pipe internal diameter warp measuring device | |
| Rosen | Remote coiled tubing operation monitoring | |
| CN208313905U (en) | Small diameter tube Ultrasonic NDT scanning equipment | |
| CN211477030U (en) | Creep strain direct measurement device | |
| CN111238391A (en) | Creep strain direct measurement device | |
| KR20120060449A (en) | Apparatus and method for detecting the micro-scale crack using nonlinear characteristics of ultrasonic resonance | |
| JP2010112942A (en) | Method for monitoring of steel structure | |
| CN204678071U (en) | Natural gas line corrodes leakage detection device | |
| CN209326748U (en) | The device of field monitoring flowmeter performance | |
| CN112305064A (en) | Pipeline corrosion detection system | |
| CN220320659U (en) | Pipeline plug of measuring instrument |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |