WO2020191972A1 - Système de détermination de la nature et procédé de détermination de la nature d'un défaut détecté par ultrasons - Google Patents

Système de détermination de la nature et procédé de détermination de la nature d'un défaut détecté par ultrasons Download PDF

Info

Publication number
WO2020191972A1
WO2020191972A1 PCT/CN2019/097809 CN2019097809W WO2020191972A1 WO 2020191972 A1 WO2020191972 A1 WO 2020191972A1 CN 2019097809 W CN2019097809 W CN 2019097809W WO 2020191972 A1 WO2020191972 A1 WO 2020191972A1
Authority
WO
WIPO (PCT)
Prior art keywords
ultrasonic
defect
target
qualitative
information
Prior art date
Application number
PCT/CN2019/097809
Other languages
English (en)
Chinese (zh)
Inventor
董凯
田国良
孙剑
任鹏
马殿忠
董红斌
Original Assignee
深圳中凯剑无损检测设备科技有限公司
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 深圳中凯剑无损检测设备科技有限公司 filed Critical 深圳中凯剑无损检测设备科技有限公司
Publication of WO2020191972A1 publication Critical patent/WO2020191972A1/fr

Links

Images

Classifications

    • 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
    • G01N29/04—Analysing solids
    • G01N29/06—Visualisation of the interior, e.g. acoustic microscopy

Definitions

  • the invention relates to the technical field of ultrasonic non-destructive testing, in particular to a qualitative system and method for ultrasonic testing defects.
  • Structural defects are one of the important indicators used to reflect and evaluate the overall condition of the object structure.
  • the structural defects have important reference significance for studying the physical properties of macroscopic objects and microscopic objects.
  • structural defects will affect the structural stability of macroscopic objects.
  • the distribution density, shape and size of structural defects will have an important impact on the structural stability of macroscopic objects.
  • Qualitative analysis can get good information about the internal structure of macroscopic objects, and such macroscopic objects especially include different forms of engineering structures such as bridges, tunnels or high-rise buildings.
  • Qualitative analysis of the internal structural defects of the above-mentioned engineering structures can help engineers Determine the corresponding maintenance and reinforcement measures to effectively extend the service life of the engineering structure; for microscopic objects, structural defects will affect the physical properties of the microscopic objects themselves. Similarly, the distribution density, shape and size of the structural defects will It has an impact on the mechanical, optical, thermal and other physical properties of microscopic objects.
  • the qualitative analysis of the structural defects of microscopic objects can determine the direction of the physical properties of microscopic objects due to the existence of structural defects.
  • Such microscopic substances are especially Including different types of basic substances such as crystals, qualitative analysis of the internal structural defects of microscopic objects can help researchers determine the synthesis and production processes and processes of microscopic substances to further improve the different physical properties of microscopic substances themselves.
  • the detection of object structure defects is mainly realized by ultrasonic detection method.
  • the theoretical basis of the implementation of the ultrasonic detection method is that if the object structure has a defect, the defect will affect the acoustic characteristics of the object in the vicinity of its location. After the ultrasonic wave passes through the defect, the corresponding reflected or transmitted ultrasonic wave propagation parameters will also change accordingly. By measuring the change of the reflected or transmitted ultrasonic wave transmission parameters, qualitative detection results about the defect can be obtained.
  • Existing ultrasonic detection methods can only perform A-scan display. The A-scan display requires quantitative analysis based on a distance-amplitude curve. It cannot form an intuitive and accurate understanding of object defects. At the same time, it cannot be obtained through the A-scan display.
  • the recordability of the object defect is not outstanding.
  • the existing ultrasonic phased array technology has the problem of serious distortion for the imaging of object defects, and it also cannot perform accurate qualitative analysis of object defects based on the image formed by the ultrasonic phased array technology.
  • the existing ultrasonic A-scan imaging display technology and ultrasonic phased array inspection technology both have different degrees of defect imaging intuition, accuracy, recordability or imaging distortion.
  • Insufficiency, subject to the above-mentioned problems the existing ultrasonic detection methods for object defects are only at the stage of equivalent method detection, and the results of equivalent method detection cannot intuitively and clearly show the relevant data results of defect detection. This makes it difficult to qualitatively detect object structure defects, especially object welding joint defects, which severely restricts the application of ultrasonic testing in qualitative detection of object defects.
  • the present invention provides a qualitative system and method for ultrasonic detection of defects.
  • the ultrasonic detection defect qualitative system and qualitative method are implemented based on an ultrasonic phased array P-scan imaging device.
  • the P-scan imaging device can not only implement the traditional ultrasonic inspection equivalent method, but also use the P-scan imaging technology to qualitatively evaluate structural defects, such as object welding joint defects.
  • the P-scan imaging technology can According to the morphological characteristics of the defect, the weld groove structure, welding method and defect location are used to determine the nature of the defect, so that the morphology of the object defect can be reconstructed and reproduced to achieve the corresponding ultrasonic qualitative inspection purpose.
  • the present invention provides an ultrasonic defect qualitative inspection system, which is characterized in that the ultrasonic inspection defect qualitative system includes:
  • the ultrasonic phased array scanning imaging module is used to perform scanning and imaging operations on the target object to generate topography information about the target object;
  • a defect morphology feature extraction module for obtaining defect morphology feature parameters about the target object according to the ultrasonic echo signal from the target object;
  • the defect qualitative module is used to perform a qualitative evaluation operation on the defects existing in the target object according to the defect morphology characteristic parameters, so as to obtain a qualitative evaluation result about the defect of the target object;
  • the ultrasonic phased array scanning imaging module further includes an ultrasonic phased array scanning submodule and a computed tomography imaging submodule; wherein the ultrasonic phased array scanning submodule is used to transmit an array of ultrasonic waves to The target is scanned and detected, so as to obtain cross-sectional scan information about the target; the computer tomography sub-module is used to perform a three-dimensional reconstruction operation on the target according to the cross-sectional scan information to obtain the shape Appearance information
  • the ultrasonic phased array scanning sub-module includes an array-type ultrasonic transmitter, and each ultrasonic transmitter of the array-type ultrasonic transmitter sequentially emits ultrasonic waves in a specific order to change the propagation direction of the ultrasonic waves inside the target. In this way, the scanning and imaging operations are performed on different areas inside the target with ultrasonic waves having different incident angles;
  • the computer tomography sub-module is configured to perform parallel scanning along the normal direction of the cross section of the target object according to the cross-sectional scan information, and simultaneously record the cross-sectional image information of the target object at different positions, thereby Reconstructing a front view, a top view, a side view, and a cross-sectional image of any depth about the target, so as to realize the three-dimensional reconstruction operation and obtain the real topography information;
  • the defect shape extraction feature module includes an ultrasonic echo sensor and a signal processor, and the ultrasonic echo sensor is used to receive the array ultrasonic waves from the ultrasonic phased array scanning imaging module after reaching the target.
  • the ultrasonic echo signal, the signal processor is used to obtain the ultrasonic sound beam width of the ultrasonic echo at different angles and different depths in the ultrasonic echo signal, and obtain the ultrasonic sound beam width according to the ultrasonic sound beam width Characteristic parameters of defect morphology;
  • the defect qualitative module is also used for the front view, the top view, the side view and the cross-sectional image of any depth of the target obtained by the ultrasonic phased array scanning imaging module, the defect morphology characteristic parameter, The location information of the defect in the target, the welding groove structure corresponding to the defect in the target, and the welding method corresponding to the defect in the target to perform the qualitative evaluation operation and obtain the qualitative defect Evaluation results;
  • the present invention also provides a method for qualitative ultrasonic detection of defects, characterized in that the method for qualitative ultrasonic detection of defects includes the following steps:
  • Step (1) Perform scanning and imaging operations on the target, so as to generate topographic information about the target;
  • Step (2) Obtain the defect morphology characteristic parameters of the target according to the ultrasonic echo signal fed back from the target;
  • Step (3) performing a qualitative evaluation operation on the defects existing in the target object according to the defect morphology characteristic parameters, so as to obtain a qualitative evaluation result about the defects of the target object;
  • generating the topography information specifically includes obtaining profile scan information about the target object by scanning and detecting the target object in an array form of ultrasound, and performing information about the profile based on the profile scan information.
  • the three-dimensional reconstruction operation of the target object so as to obtain the topography information; wherein the scanning and detection of the array ultrasonic wave on the target object specifically includes driving each ultrasonic transmitter in the array ultrasonic transmitter in a specific order to all The target emits ultrasonic waves, thereby changing the propagation direction of the ultrasonic waves inside the target, so that the ultrasonic waves with different incident angles scan, detect, and image different areas inside the target;
  • the three-dimensional reconstruction operation specifically includes recording the cross-sectional image information of the target at different positions, so as to reconstruct the front view, the top view, the side view and the cross-sectional image of any depth of the target, so as to obtain the topography information;
  • step (2) according to the ultrasonic echo signal fed back from the target object, obtaining the defect morphology characteristic parameter about the target object specifically includes obtaining the ultrasonic echo signal with respect to different ultrasonic echoes.
  • step (3) the qualitative evaluation operation is performed on the defects existing in the target object according to the defect morphology characteristic parameters, so as to obtain the qualitative evaluation result about the defect of the target object.
  • the ultrasonic detection defect qualitative system and qualitative method of the present invention are realized based on the ultrasonic phased array P-scan imaging device, which can implement the traditional ultrasonic inspection equivalent method.
  • P-scan imaging technology can be used to qualitatively evaluate structural defects, such as welding joint defects of objects.
  • the ultrasonic detection defect qualitative system and qualitative method mainly use ultrasonic phased array technology, computer tomography technology and defect extraction technology. To perform qualitative evaluation of object defects, so as to reconstruct and reproduce the morphology of object defects in order to achieve the corresponding ultrasonic qualitative inspection purposes.
  • Figure 1 is a schematic structural diagram of an ultrasonic defect qualitative system provided by the present invention.
  • Fig. 2 is a schematic flowchart of a method for qualitative ultrasonic detection of defects provided by the present invention.
  • the ultrasonic inspection defect qualitative system includes an ultrasonic phased array scanning imaging module, a defect shape feature extraction module and a defect qualitative module.
  • the ultrasonic defect detection qualitative system may include, but is not limited to, qualitatively detect the internal structure defect or the external structure defect of the object.
  • the internal structure defect of the object may preferably include the internal structure of the object due to stress or thermal imbalance.
  • the external structural defects of the object may preferably include defects in the welding joint of the object due to welding of components.
  • the ultrasonic defect qualitative detection system and qualitative method of the present invention have a better defect qualitative effect on the above-mentioned object welded joint defects, and the ultrasonic defect qualitative system and qualitative method of the present invention are also preferably aimed at object welded joints. Defects.
  • the ultrasonic inspection defect qualitative system is mainly based on ultrasonic phased array technology, computer tomography technology and defect extraction technology based on sound field characteristics to qualitatively detect object defects; accordingly, the ultrasonic phased array scanning imaging
  • the module has two different functions: ultrasonic phased array scanning and computer tomography.
  • the defect feature extraction module has the function of defect extraction based on acoustic field features, that is, the ultrasonic detection defect qualitative system is essentially an ultrasonic phased array P
  • the scanning imaging device performs ultrasonic scanning, tomographic imaging, and defect extraction on the object defect through the internally integrated different functional modules, so as to finally obtain the qualitative evaluation result of the object defect.
  • the ultrasonic phased array scanning imaging module is used to perform scanning and imaging operations on the target, so as to generate topography information about the target.
  • the ultrasonic phased array scanning imaging module may include an ultrasonic phased array scanning sub-module and a computed tomography imaging sub-module; wherein the ultrasonic phased array scanning sub-module is used to transmit an array of ultrasonic waves to the target object.
  • the ultrasonic phased array scanning sub-module has ultrasonic phased array scanning
  • the computed tomography sub-module has a computer tomography function. Because the computer tomography can reconstruct the three-dimensional structure image of the target object to obtain an intuitive understanding of the three-dimensional structure of the target object, and the execution of the computer tomography is based on the cross-sectional scan information about the target object obtained from the ultrasonic phased array scan And what is obtained, that is, the computer tomography is performed on the basis of the structural defects of the target obtained by the ultrasonic phased array scanning, and the ultrasonic phased array scanning imaging module sequentially performs the ultrasonic phased array scanning of the target object
  • the two interrelated detection steps of computed tomography and computed tomography can organically combine the existing computed tomography technology and ultrasound phased array scanning technology, so that the three-dimensional reconstructed image obtained by computed tomography contains ultrasound
  • the defect information detected by phased array scanning imaging can further improve the accuracy and distinguishability of qualitative detection
  • the ultrasonic phased array scanning sub-module includes an array ultrasonic transmitter for scanning and projecting an ultrasonic wave with a specific shape distribution to the target; wherein, the array ultrasonic transmitter includes several Ultrasonic transmitters composed of a specific array arrangement form, preferably, the specific array arrangement form may include, but is not limited to, a linear array form, a two-dimensional rectangular array form, a two-dimensional circular array form, or a two-dimensional circular array form; Each ultrasonic transmitter in the array type ultrasonic transmitter preferably works relatively independently, and can independently project ultrasonic waves to the target.
  • the ultrasonic waves generated by the array ultrasonic reflectors with different array arrangements have different distribution shapes, and the ultrasonic scans with different distribution shapes will generate different transmitted or reflected ultrasonic waves after being projected on the target.
  • those skilled in the art can select an array-type ultrasonic reflector with a suitable distribution shape according to the actual shape and size of the target, so that the target can obtain a complete ultrasonic scan.
  • the linear The ultrasonic transmitter in the form of an array is suitable for a target with an elongated shape
  • the ultrasonic transmitter in the form of a two-dimensional rectangular array or a two-dimensional circular array is suitable for a target with a flat shape
  • the ultrasonic transmitter in the form of a two-dimensional annular array The device is suitable for three-dimensional objects with similar dimensions in the three-dimensional direction.
  • the ultrasonic phased array scanning sub-module also includes a clock unit and an actuator array unit.
  • the clock unit is used to generate a timing signal, the timing signal is transmitted to the array type ultrasonic transmitter, and then the array type ultrasonic transmitter will drive each ultrasonic transmitter to transmit in a specific order according to the timing signal Ultrasound;
  • the timing signal may be a clock signal composed of a series of high and low levels, where the high and low level sets include a number of high and low level logic sequences, and each high and low level logic sequence includes only one high voltage Level, the only high level is used to indicate that the ultrasonic transmitter corresponding to the ultrasonic wave needs to be driven currently, that is, the array ultrasonic transmitter will perform corresponding ultrasonic transmission according to each high and low level logic sequence in the high and low level set
  • the drive control of the device to ensure that only one ultrasonic transmitter emits ultrasonic waves at the same time.
  • the actuator array unit includes several actuators, where the number of the actuators is the same as the ultrasonic transmitter data of the array ultrasonic transmitter, and each actuator corresponds to only one ultrasonic transmitter.
  • the actuator is used to change the ultrasonic projection angle of the ultrasonic transmitter to the target, that is, the actuator can change the propagation direction of ultrasonic waves inside the target, so that the array ultrasonic transmitter can have different incident angles.
  • the ultrasonic waves scan and image different areas inside the target.
  • the actuator may be, but is not limited to, a one-dimensional linear actuator or a two-dimensional planar actuator, wherein the one-dimensional linear actuator can change the angle at which the ultrasonic transmitter projects ultrasonic waves in a single direction,
  • the two-dimensional planar actuator can change the angle at which the ultrasonic transmitter projects ultrasonic waves in two mutually perpendicular directions.
  • each actuator in the actuator array unit can work independently of each other at the same time, or work only during the period when its corresponding ultrasonic transmitter emits ultrasonic waves.
  • the computer tomography sub-module is used to perform parallel scanning along the normal direction of the target profile based on the profile scan information from the ultrasonic phased array scanning imaging module, and the computer tomography sub-module also records the The corresponding cross-sectional image information of the target object at different scanning positions is used to reconstruct the front view, the top view, the side view and the cross-sectional image of any depth about the target object, so as to realize the three-dimensional reconstruction operation and obtain the topography information.
  • the computer tomography sub-module receives the cross-sectional scan information, the cross-sectional scan information is converted into scan path information, and the scan path information is used to indicate the tomographic scan line of the computer tomography sub-module.
  • the defect shape feature extraction module is used to obtain the defect shape feature parameters of the target object according to the ultrasonic echo signal from the target object.
  • the defect shape extraction feature module may include an ultrasonic echo sensor and a signal processor, and the ultrasonic echo sensor is used to receive the array ultrasonic waves from the ultrasonic phased array scanning imaging module to form after reaching the target.
  • the signal processor is used to obtain the ultrasonic beam width of the ultrasonic echo at different angles and different depths in the ultrasonic echo signal, and obtain the characteristic parameter of the defect shape according to the ultrasonic beam width .
  • the defect qualitative module can be used to perform a qualitative evaluation operation on the defects existing in the target object according to the defect morphology characteristic parameters, so as to obtain the qualitative evaluation result of the defect of the target object.
  • the defect qualitative module is also used for the front view, top view, side view, and cross-sectional images of any depth of the target obtained by the ultrasonic phased array scanning imaging module, the defect morphology feature parameters, and the location of the defect in the target. The location information of the target, the welding groove structure corresponding to the defect in the target, and the welding method corresponding to the defect in the target to perform the qualitative evaluation operation and obtain the qualitative evaluation result of the defect.
  • FIG. 2 it is a schematic flowchart of a method for qualitative ultrasonic detection of defects according to an embodiment of the present invention.
  • the ultrasonic defect qualitative method is realized based on the ultrasonic defect qualitative system shown in FIG. 1.
  • the qualitative method for ultrasonic detection of defects may include the following steps:
  • Step (1) Perform scanning and imaging operations on the target to generate topography information about the target.
  • generating the topography information specifically includes obtaining profile scan information about the target object by performing an array ultrasonic scanning detection on the target object, and performing information about the target object based on the profile scan information.
  • the three-dimensional reconstruction operation to obtain the topography information wherein, the scanning and detection of the ultrasonic array in the form of the target object specifically includes driving each ultrasonic transmitter in the array ultrasonic transmitter in a specific order to emit ultrasonic waves to the target object in turn, thereby Change the propagation direction of the ultrasonic wave inside the target, so that the ultrasonic waves with different incident angles scan, detect and image different areas inside the target; the three-dimensional reconstruction operation on the target specifically includes recording the target at different The cross-sectional image information at the position is used to reconstruct the front view, top view, side view, and cross-sectional image of any depth of the target object, thereby obtaining the topographic information.
  • Step (2) according to the ultrasonic echo signal fed back from the target object, obtain the defect morphology characteristic parameter of the target object.
  • obtaining the characteristic parameters of the defect morphology of the target object specifically includes obtaining the ultrasonic echo signal regarding the ultrasonic echo at different angles and The ultrasonic beam width at different depths, and the defect morphology characteristic parameters are obtained according to the ultrasonic beam width.
  • step (3) a qualitative evaluation operation is performed on the defects existing in the target object according to the defect morphology characteristic parameters, so as to obtain a qualitative evaluation result of the defect in the target object.
  • the qualitative evaluation operation is performed on the defects existing in the target object according to the defect morphology characteristic parameters, so as to obtain the qualitative evaluation result about the defect of the target object.
  • Front view, top view, side view and cross-sectional images of any depth, the defect morphology feature parameters, the position information of the defect in the target, the welding groove structure corresponding to the defect in the target, and the defect in the target Use the corresponding welding method to perform the qualitative evaluation operation and obtain the qualitative evaluation result of the defect.
  • the qualitative evaluation result of the defect obtained through the qualitative evaluation operation can be realized according to the following calculation model:
  • the front view, top view, side view and cross-sectional images of any depth, the defect morphology feature parameters, the position information of the defect in the target, and the welding groove structure corresponding to the defect in the high target, are generated in the target Different parameters such as the welding method corresponding to the defect form a parameter matrix, and then first consider the importance of each parameter in the entire target, and then consider the qualification of each parameter under its corresponding standard for analysis. So as to get an overall defect qualitative evaluation score.
  • I i is the importance of the i-th parameter in the entire target
  • k ij is the corresponding score when the relative importance of the i-th parameter is the j-th level
  • j is the classification of the evaluation of each parameter Level
  • m is the total number of parameters
  • n is the total number of classification levels
  • r j is the importance of the number of parameters corresponding to the j-th level
  • the qualification degree of each parameter under its corresponding standard is calculated by the following formula
  • P i is the i th parameter of the degree of conformity
  • X il i-th in the l-th parameter corresponding to the standard value due to the different needs of different parameters that standard, it is the Y l
  • the number of parameters corresponding to the standard under the l standard, m is the total number of parameters, and k is the total number of standards.
  • Q is the overall defect qualitative evaluation score
  • X T is the highest score corresponding to all standards.
  • the ultrasonic flaw detection qualitative system and qualitative method are realized based on the ultrasonic flaw qualitative technology.
  • the ultrasonic flaw qualitative technology can also be called the phased array ultrasonic inspection technology.
  • the phased array ultrasonic inspection technology is controlled by the array The delay time of the reception and emission of each element of the probe forms the focus and scan of the synthesized acoustic beam, so as to achieve various scanning effects such as polarization and focus of the ultrasound beam, and finally realize high-resolution ultrasound defect imaging within the scanning range .
  • the specific implementation of the ultrasonic defect qualitative technology may include, but is not limited to, the construction of an ultrasonic phased array inspection system based on raw data, or a reflector shape extraction system based on sound field characteristics and extraction Methods and other actual operations.
  • the ultrasonic defect qualitative technology in the phased array ultrasonic emission state the array elements in the array transducer are excited in sequence according to a certain delay law, and the generated ultrasonic emission sub-beams are combined in space to form a corresponding
  • the focus point and directivity of each element can be changed by changing the delay law of the excitation of each element, and the beam direction of the focal position can be changed to form a scanning focus within a certain spatial range.
  • the ultrasonic phased array inspection system based on raw data
  • it is specifically based on the ultrasonic inspection defect qualitative technology.
  • the ultrasonic echo The wave signal directly performs analog-to-digital conversion processing and beam synthesis processing to generate original data information, and directly performs imaging processing based on the original data information and directly saves the original data information for subsequent analysis and calculation of the source data; in addition,
  • the reflector shape extraction system and extraction method based on acoustic field characteristics, it is specifically based on the ultrasonic flaw detection qualitative technology, projecting ultrasonic waves to a reflector, and detecting that the reflector reflects the ultrasonic waves.
  • a targeted signal processing operation is performed on the ultrasonic echoes to extract the topographic characteristics of the reflector and calculate the corresponding topographic feature parameters.
  • the detection objects of these two different forms of actual operations are also different, but these two actual operations are all ultrasonic detection
  • Defect qualitative technology is the basic detection technology, both of which are adaptive system adjustments on the basis of ultrasonic defect qualitative technology; it can be seen that the ultrasonic defect qualitative system and qualitative method of the present invention are essentially ultrasonic defect detection
  • the basic technology its purpose is to provide the ultrasonic defect detection principle and data processing basis based on the ultrasonic phased array P-scan method, and on this basis, in the case of specific defect detection objects or different detection data, the ultrasonic detection
  • the defect qualitative technology performs the conversion of different realization modes, so as to obtain the aforementioned ultrasonic phased array detection system based on the original data, or the reflector
  • the ultrasonic defect qualitative system and method are based on the ultrasonic phased array P-scan imaging device.
  • the ultrasonic phased array P-scan imaging device can implement the traditional ultrasonic inspection equivalent method.
  • P-scan imaging technology can also be used to qualitatively evaluate structural defects, such as object welded joint defects.
  • the P-scan imaging technology can be supplemented by weld groove structure according to the morphological characteristics of the defect , Welding method and defect location, etc. to determine the nature of the defect, so as to reconstruct the appearance of the object defect to achieve the corresponding ultrasonic qualitative inspection purpose.

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (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)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)

Abstract

L'invention concerne un système de détermination de la nature et un procédé de détermination de la nature d'un défaut détecté par ultrasons, le système et le procédé étant mis en œuvre sur la base d'un appareil d'imagerie à balayage P à réseau à commande de phase ultrasonore. Au moyen de l'appareil d'imagerie à balayage P à réseau à commande de phase ultrasonore, un procédé équivalent de détection par ultrasons classique peut être mis en œuvre, et un défaut structural, tel qu'un défaut de joint de soudure d'un objet, peut être évalué qualitativement au moyen d'une technique d'imagerie à balayage P. Par exemple, pour un défaut de joint de soudure d'un objet, la nature du défaut peut être déterminée au moyen de la technique d'imagerie à balayage P selon des caractéristiques morphologiques du défaut accompagnées par une structure de rainure de soudage, un procédé de soudage, une position de défaut, etc., de telle sorte que la morphologie du défaut de l'objet est reconstruite et reproduite de façon à obtenir un objectif correspondant, une détection de détermination de la nature par ultrasons.
PCT/CN2019/097809 2019-03-28 2019-07-26 Système de détermination de la nature et procédé de détermination de la nature d'un défaut détecté par ultrasons WO2020191972A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201910244660.7A CN109828028B (zh) 2019-03-28 2019-03-28 一种超声检测缺陷定性系统和定性方法
CN201910244660.7 2019-03-28

Publications (1)

Publication Number Publication Date
WO2020191972A1 true WO2020191972A1 (fr) 2020-10-01

Family

ID=66873119

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2019/097809 WO2020191972A1 (fr) 2019-03-28 2019-07-26 Système de détermination de la nature et procédé de détermination de la nature d'un défaut détecté par ultrasons

Country Status (2)

Country Link
CN (1) CN109828028B (fr)
WO (1) WO2020191972A1 (fr)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112432998A (zh) * 2020-10-23 2021-03-02 渤海造船厂集团有限公司 一种带有声腔结构的橡胶板粘接缺陷超声波无损检测方法
CN113899746A (zh) * 2021-09-30 2022-01-07 江苏纹动测控科技有限公司 一种基于dic的钢结构疲劳裂纹扩展形态测量方法
CN114994172A (zh) * 2022-05-06 2022-09-02 北京工业大学 一种基于贝叶斯理论的超声c扫描路径优化方法
CN118032943A (zh) * 2024-03-29 2024-05-14 江苏省特种设备安全监督检验研究院 一种基于相控阵超声系统的接管角焊缝检测系统及方法

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109828029B (zh) * 2019-03-28 2021-08-27 烟台中凯检测科技有限公司 一种基于原始数据的超声相控阵检测系统和方法
CN109828028B (zh) * 2019-03-28 2021-11-30 烟台中凯检测科技有限公司 一种超声检测缺陷定性系统和定性方法
CN111812462A (zh) * 2020-06-08 2020-10-23 天津大学 基于超声相控阵列的gis盆式绝缘子密度分布成像方法
CN113406199A (zh) * 2021-05-27 2021-09-17 中国特种设备检测研究院 一种基于超声导波的岸桥前拉杆接头损伤监测与定位方法
CN114354755B (zh) * 2022-01-06 2023-06-20 中特检深燃安全技术服务(深圳)有限公司 一种城镇燃气聚乙烯管道的检测方法

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20080106766A (ko) * 2007-06-04 2008-12-09 (주)카이텍 초음파 검사용 스캐너
CN102253122A (zh) * 2011-06-24 2011-11-23 中国航空工业集团公司北京航空制造工程研究所 一种基于柔性超声阵列换能器的多声束自动扫描成像方法
CN102279224A (zh) * 2011-03-08 2011-12-14 中国航空工业集团公司北京航空制造工程研究所 一种超声自适应跟踪扫描阵列换能器
CN105699492A (zh) * 2014-11-27 2016-06-22 中国科学院声学研究所 一种用于焊缝检测的超声成像方法
CN105973988A (zh) * 2016-07-05 2016-09-28 方大特钢科技股份有限公司 一种层片状缺陷分布的超声三维成像检测方法
CN106770669A (zh) * 2017-01-20 2017-05-31 大连理工大学 基于多模式声束合成孔径聚焦的缺陷二维形貌成像检测方法
CN107449829A (zh) * 2017-08-09 2017-12-08 上海船舶工程质量检测有限公司 一种对接焊缝无损检测验收方法
CN108478233A (zh) * 2018-03-02 2018-09-04 广州丰谱信息技术有限公司 基于时空阵列超分辨率反演成像的超声波层析方法与装置
CN109828028A (zh) * 2019-03-28 2019-05-31 深圳中凯剑无损检测设备科技有限公司 一种超声检测缺陷定性系统和定性方法

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1341854A (zh) * 2001-10-19 2002-03-27 焦明德 三维超声诊断仪的立体断层成像法
CN1469318A (zh) * 2002-07-20 2004-01-21 许水霞 三维超声成像无损探伤系统
CN100512763C (zh) * 2007-07-05 2009-07-15 中国计量科学研究院 一种相控阵超声二维阵列三维成像方法及其应用
CN103969336B (zh) * 2014-04-28 2017-01-25 中车青岛四方机车车辆股份有限公司 一种复杂空间焊缝的超声相控阵自动化检测与成像方法
CN103954689A (zh) * 2014-05-19 2014-07-30 南京迪威尔高端制造股份有限公司 一种锻件内部缺陷的超声波相控阵识别方法
CN104063612B (zh) * 2014-07-02 2017-09-29 武汉理工大学 一种隧道工程风险态势模糊评估方法及评估系统
CN104299070B (zh) * 2014-09-12 2017-06-27 大连理工大学 电网运行趋势实时安全评估方法
CN104636833B (zh) * 2015-03-13 2018-06-12 华北电力大学 选取配置措施的方法和装置
CN104849349B (zh) * 2015-05-18 2017-11-03 田国良 采用相控阵超声组合技术检测薄壁小径管焊缝的方法
CN104992266A (zh) * 2015-06-15 2015-10-21 广东电网有限责任公司电力调度控制中心 确定电网节点重要度的方法及系统
CN105353035B (zh) * 2015-11-12 2018-07-10 青岛发现检验技术咨询有限公司 一种利用相控阵对tky管节点的检测方法
CN105337278B (zh) * 2015-12-14 2018-03-09 国网浙江省电力公司 一种基于节点重要度评价矩阵的网络重构双层优化方法
CN106598949B (zh) * 2016-12-22 2019-01-04 北京金山办公软件股份有限公司 一种词语对文本贡献度的确定方法及装置
CN107038902B (zh) * 2017-04-28 2020-06-30 交通运输部公路科学研究所 一种基于公路网物理结构的无人机巡航路线优化方法
CN107389793A (zh) * 2017-07-06 2017-11-24 北京航空航天大学 一种铝合金多孔结构孔边腐蚀损伤监测方法
CN107271555A (zh) * 2017-07-31 2017-10-20 南通友联数码技术开发有限公司 一种钢轨焊缝超声检测系统及其检测方法
CN107688050A (zh) * 2017-08-15 2018-02-13 日探科技（苏州）有限公司 一种空气耦合超声相控阵检测装置

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20080106766A (ko) * 2007-06-04 2008-12-09 (주)카이텍 초음파 검사용 스캐너
CN102279224A (zh) * 2011-03-08 2011-12-14 中国航空工业集团公司北京航空制造工程研究所 一种超声自适应跟踪扫描阵列换能器
CN102253122A (zh) * 2011-06-24 2011-11-23 中国航空工业集团公司北京航空制造工程研究所 一种基于柔性超声阵列换能器的多声束自动扫描成像方法
CN105699492A (zh) * 2014-11-27 2016-06-22 中国科学院声学研究所 一种用于焊缝检测的超声成像方法
CN105973988A (zh) * 2016-07-05 2016-09-28 方大特钢科技股份有限公司 一种层片状缺陷分布的超声三维成像检测方法
CN106770669A (zh) * 2017-01-20 2017-05-31 大连理工大学 基于多模式声束合成孔径聚焦的缺陷二维形貌成像检测方法
CN107449829A (zh) * 2017-08-09 2017-12-08 上海船舶工程质量检测有限公司 一种对接焊缝无损检测验收方法
CN108478233A (zh) * 2018-03-02 2018-09-04 广州丰谱信息技术有限公司 基于时空阵列超分辨率反演成像的超声波层析方法与装置
CN109828028A (zh) * 2019-03-28 2019-05-31 深圳中凯剑无损检测设备科技有限公司 一种超声检测缺陷定性系统和定性方法

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
LIU FEIFEI ,LIU SONGPING , LI LEGANG: "Evaluation of pipe welds by using ultrasonic P-scan imaging technique", AERONAUTICAL MANUFACTURING TECHNOLOGY, no. 11, 30 November 2007 (2007-11-30), pages 97 - 100, XP055737637, ISSN: 1671-833X *

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112432998A (zh) * 2020-10-23 2021-03-02 渤海造船厂集团有限公司 一种带有声腔结构的橡胶板粘接缺陷超声波无损检测方法
CN112432998B (zh) * 2020-10-23 2023-09-08 渤海造船厂集团有限公司 一种带有声腔结构的橡胶板粘接缺陷超声波无损检测方法
CN113899746A (zh) * 2021-09-30 2022-01-07 江苏纹动测控科技有限公司 一种基于dic的钢结构疲劳裂纹扩展形态测量方法
CN113899746B (zh) * 2021-09-30 2024-05-17 江苏纹动测控科技有限公司 一种基于dic的钢结构疲劳裂纹扩展形态测量方法
CN114994172A (zh) * 2022-05-06 2022-09-02 北京工业大学 一种基于贝叶斯理论的超声c扫描路径优化方法
CN114994172B (zh) * 2022-05-06 2024-06-04 北京工业大学 一种基于贝叶斯理论的超声c扫描路径优化方法
CN118032943A (zh) * 2024-03-29 2024-05-14 江苏省特种设备安全监督检验研究院 一种基于相控阵超声系统的接管角焊缝检测系统及方法

Also Published As

Publication number Publication date
CN109828028A (zh) 2019-05-31
CN109828028B (zh) 2021-11-30

Similar Documents

Publication Publication Date Title
WO2020191972A1 (fr) Système de détermination de la nature et procédé de détermination de la nature d'un défaut détecté par ultrasons
CN104535657B (zh) 一种薄板工件相控阵超声导波成像检测系统及其检测方法
CN101852774B (zh) 探伤系统及探伤方法
CN105699492B (zh) 一种用于焊缝检测的超声成像方法
KR102121821B1 (ko) 리니어 스캔 초음파 탐상 장치 및 리니어 스캔 초음파 탐상 방법
JP5889742B2 (ja) 超音波探傷装置及びその方法
JP5731765B2 (ja) 超音波探傷装置および超音波探傷方法
US20110197679A1 (en) Ultrasonic inspection system and ultrasonic inspection method
CN103901109A (zh) 一种复合绝缘子内部缺陷的相控阵超声检测装置及方法
WO2009104811A9 (fr) Dispositif de mesure ultrasonore et procédé de mesure ultrasonore
CN203981638U (zh) 一种复合绝缘子内部缺陷的相控阵超声检测装置
JP2007046913A (ja) 溶接構造体探傷試験方法、及び鋼溶接構造体探傷装置
Harvey et al. Finite element analysis of ultrasonic phased array inspections on anisotropic welds
CN115993398A (zh) 一种基于高阶模式全聚焦的薄板焊缝缺陷轮廓重建方法
JP5910641B2 (ja) 超音波映像化方法及び超音波映像化装置
US9213019B2 (en) Method of determining a size of a defect using an ultrasonic linear phased array
WO2020191970A1 (fr) Système et procédé de détection de réseau à commande de phase ultrasonore à base de données brutes
JP5575634B2 (ja) 超音波表面探傷装置および超音波表面探傷法
CN117030856A (zh) 一种动态聚焦相控阵超声检测方法、装置、设备及介质
CN110609083A (zh) 基于超声相控阵的薄板三维机织层合板复合材料试件内部缺陷检测方法
JPH03122563A (ja) 超音波探傷装置
WO2020191971A1 (fr) Système et procédé d'extraction de forme de réflecteur utilisant des caractéristiques de champ sonore
JP5959677B2 (ja) 超音波探傷装置および超音波探傷方法
JP3739368B2 (ja) 超音波タンデムマルチアレイ探傷装置
Wu et al. Research on total focusing method imaging method of pipeline defect detection based on phased array

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 19920764

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 19920764

Country of ref document: EP

Kind code of ref document: A1