CN114354751A - Metal material internal defect ultrasonic detection system and method based on 5G embedded mode - Google Patents
Metal material internal defect ultrasonic detection system and method based on 5G embedded mode Download PDFInfo
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Abstract
The invention provides a 5G embedded-based ultrasonic detection system and method for internal defects of a metal material, and relates to the technical field of 5G transmission technology and ultrasonic detection combined application. The method comprises the following steps: the ultrasonic signal acquisition module, the signal transmission control module and the ultrasonic signal 5G high-speed transmission module. The signal transmission control module is responsible for initializing the ultrasonic signal acquisition module, and simultaneously starting the ultrasonic signal 5G high-speed transmission module to establish connection with the cloud end; then, the signal transmission control module caches the ultrasonic echo signals collected by the ultrasonic signal collection module, and transmits the ultrasonic full-wave data to the cloud end through a 5G network. The invention has the beneficial effects that: based on the 5G embedded ultrasonic detection system for the internal defects of the metal material, real-time, stable and high-speed transmission of high-capacity ultrasonic data can be realized, and unified storage and collaborative analysis of the data can be realized at the cloud.
Description
Technical Field
The invention relates to the technical field of 5G transmission technology and ultrasonic detection combined application, in particular to a 5G embedded-based ultrasonic detection system and method for internal defects of a metal material.
Background
The ultrasonic detection technology is widely applied to the field of metal material defect detection such as casting blank internal quality detection, pipeline weld seam defect detection and the like, and for the complex, flexible and changeable industrial scenes, currently, portable ultrasonic detection equipment is mostly adopted for collecting and analyzing ultrasonic signals, so that the problem that simple analysis can only be carried out in the portable detection equipment exists. This is because the sampling frequency of the ultrasound signal in the ultrasound detection application is high, typically 10MHz to 100MHz, so that the data volume of the acquired ultrasound signal is very large, taking the sampling frequency of 70MHz as an example, the data volume acquired per second is about 120MB, and the computing power of most portable detection devices is not enough to process the data volume of the ultrasound signal which is so large.
In the prior art, the existing ultrasonic detection equipment and related patents do not consider the problem of how to transmit, analyze, process and store a large number of ultrasonic acquisition signals for the design of portable ultrasonic detection equipment which can be flexibly applied to various industrial scenes.
Disclosure of Invention
The invention provides a 5G embedded-based ultrasonic detection system and method for internal defects of a metal material, aiming at solving the problem that how to transmit, analyze, process and store a large number of ultrasonic acquisition signals is not considered in the prior art.
In order to solve the technical problems, the invention provides the following technical scheme:
in one aspect, a 5G embedded based ultrasonic detection system for internal defects of a metal material is provided, which includes:
the ultrasonic signal acquisition module is used for acquiring signal data of the internal defect information of the metal material;
the signal transmission control module is used for controlling the ultrasonic signal acquisition module; performing analog-to-digital conversion on the ultrasonic echo signal data; caching the converted data signal;
the ultrasonic signal 5G high-speed transmission module is used for transmitting the converted data signals to the cloud server at a high speed;
and the cloud server is used for processing and storing the data signals.
Optionally, data acquisition of the ultrasonic signal acquisition module, data caching of the signal transmission control module, and cloud transmission of the ultrasonic signal 5G high-speed transmission module are performed synchronously.
Optionally, the ultrasound signal acquisition module comprises: the A/D acquisition submodule is used for receiving ultrasonic echo signals received by the pulse transceiver; performing A/D conversion on the ultrasonic echo signal, and converting an analog echo signal into a digital signal; and transmitting the data to the transmission control module through the FMC interface.
Optionally, the signal transmission control module performs control transmission by setting a FIFO structure and buffering packet TCP protocol packet processing.
Optionally, the signal transmission control module is further configured to cache the digital signal converted by the a/D acquisition sub-module in a system memory.
Optionally, the signal transmission control module is further configured to start a transmission program to send the digital signal to the 5G module; and the 5G module transmits data packaged by a TCP (transmission control protocol) to a cloud end, wherein the data is ultrasonic echo full-wave data.
Optionally, the signal transmission control module controls the ultrasonic signal 5G high-speed transmission module to start networking by sending an AT command, and the time of connecting with the cloud end is AT most 3 s.
Optionally, the cloud server is configured to analyze and process the ultrasonic echo full-wave data; the analysis processing includes: and performing positioning, quantifying, shaping and steady analysis on the internal defects of the metal material through one-dimensional waveform signal processing, two-dimensional ultrasonic image processing and three-dimensional point cloud reconstruction processing.
Optionally, the cloud server is further configured to determine the size of the defect through the amplitude of the ultrasonic reflection signal, determine the type of the defect by using the ultrasonic signal morphological algorithm, determine the position of the defect by using an ultrasonic sequence image enhancement technique of bidirectional convolution LSTM, and determine the spatial distribution of the defect based on a three-dimensional reconstruction method of the ultrasonic point cloud.
On the one hand, the ultrasonic detection method for the internal defects of the metal material based on the 5G embedded mode comprises the following steps:
s1: initializing an ultrasonic signal acquisition module, and starting an ultrasonic signal 5G high-speed transmission module to connect with a cloud end;
s2: collecting the internal defect information of the metal material through an ultrasonic signal collection module; the signal transmission control module is used for controlling data acquisition and data conversion of the ultrasonic signal acquisition module; caching the converted data in a local DDR 4; the converted data is transmitted to a cloud terminal through an ultrasonic signal 5G high-speed transmission module;
s3: and analyzing and processing the transmitted data through a cloud server to complete the ultrasonic detection of the internal defects of the metal material.
In one aspect, an electronic device is provided, and the electronic device includes a processor and a memory, where the memory stores at least one instruction, and the at least one instruction is loaded and executed by the processor to implement the above method for ultrasonic detection of internal defects of a 5G-based embedded metal material.
In one aspect, a computer-readable storage medium is provided, in which at least one instruction is stored, and the at least one instruction is loaded and executed by a processor to implement the above method for ultrasonic detection of internal defects of a 5G embedded-based metal material.
The technical scheme of the embodiment of the invention at least has the following beneficial effects:
in the scheme, 1, the system can meet the requirement of real-time transmission of the acquired signals by ultrasonic detection equipment. In the application of ultrasonic detection, the data volume of signals collected is up to hundreds of mega and giga levels, when real-time transmission is carried out, the traditional 3G, 4G networks, Wi-Fi and other wireless technologies show the problems of low bandwidth, poor anti-interference capability, instability, poor coverage effect and the like.
2. The system of the invention ensures the stability of the ultrasonic signal in the transmission process by the following measures. In a signal transmission control module, an FIFO (first in first out) queue structure is utilized to control the ultrasonic echo digital signal of the A/D (analog/digital) conversion to enter a DDR (double data rate) cache; through the embedded linux operating system and the collection transmission control program, the cached data are subjected to TCP (transmission control protocol) packet while signals are collected, and then the data are transmitted to the cloud in a sliding window mode, so that the detection system and the cloud can perform verification and lost data retransmission. Through the technical means, the stability of ultrasonic signal transmission is ensured.
3. The system has the capability of processing and analyzing the ultrasonic detection signals in real time. Under the high-speed transmission performance of a 5G network, ultrasonic full-wave data can be transmitted to a cloud end in real time, the ultrasonic full-wave data can be analyzed quickly and in real time by means of the strong computing capacity of the cloud end, and positioning, quantifying, sizing and steady-state analysis of internal defects of metal materials are achieved through one-dimensional A-scanning waveform signal processing, two-dimensional B-scanning/C-scanning image processing and three-dimensional ultrasonic point cloud reconstruction processing.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
FIG. 1 is a schematic structural diagram of an ultrasonic detection system based on 5G embedded metal material internal defects, provided by an embodiment of the present invention;
FIG. 2 is a data flow diagram of an ultrasonic detection system for internal defects of a metal material based on a 5G embedded mode, provided by an embodiment of the invention;
fig. 3 is a schematic diagram illustrating acquisition, buffering and transmission control of an ultrasonic detection system for internal defects of a metal material based on a 5G embedded system according to an embodiment of the present invention;
fig. 4 is a schematic view of cloud analysis processing of an ultrasonic detection system for internal defects of a metal material based on a 5G embedded system according to an embodiment of the present invention;
FIG. 5 is a flow chart of an ultrasonic detection method for internal defects of a metal material based on a 5G embedded mode, provided by an embodiment of the invention;
fig. 6 is a schematic structural diagram of an electronic device according to an embodiment of the present invention.
Detailed Description
In order to make the technical problems, technical solutions and advantages of the present invention more apparent, the following detailed description is given with reference to the accompanying drawings and specific embodiments.
The embodiment of the invention provides a 5G embedded-based ultrasonic detection system for internal defects of a metal material, which is shown in figure 1 and comprises the following components in part by weight:
the ultrasonic signal acquisition module is used for acquiring signal data of the internal defect information of the metal material;
the signal transmission control module is used for controlling the ultrasonic signal acquisition module; performing analog-to-digital conversion on the ultrasonic echo signal data; caching the converted data signal;
the ultrasonic signal 5G high-speed transmission module is used for transmitting the converted data signals to the cloud server at a high speed;
and the cloud server is used for processing and storing the data signals.
In a feasible implementation mode, the output end of the ultrasonic signal acquisition module is connected with the input end of the signal transmission control module, and the output end of the signal transmission control module is connected with the input end of the ultrasonic signal 5G high-speed transmission module.
Preferably, the data acquisition of the ultrasonic signal acquisition module, the data cache of the signal transmission control module and the cloud transmission of the ultrasonic signal 5G high-speed transmission module are performed synchronously.
Preferably, the ultrasound signal acquisition module comprises: the A/D acquisition submodule is used for receiving ultrasonic echo signals received by the pulse transceiver; performing A/D conversion on the ultrasonic echo signal, and converting the analog echo signal into a digital signal; and transmitting the data to the transmission control module through the FMC interface.
In a feasible implementation manner, the signal transmission control module controls the acquisition module AD part to perform analog-to-digital conversion on the ultrasonic echo signal, caches the acquired signal in the memory, and simultaneously starts the ultrasonic signal 5G transmission module to establish local connection with the cloud server through a high-speed low-delay 5G network.
In one possible implementation, the a/D acquisition submodule of the ultrasound signal acquisition module receives an ultrasound echo signal received by the pulse transceiver, performs a/D conversion on the received ultrasound echo signal, converts an analog echo signal into a digital signal, and then transmits the digital signal to the transmission control module through the FMC interface. The sampling frequency of an A/D acquisition sub-module adopted by the module is 75MHz, and the output digital signal is 12 bits, namely the storage size of each sampling point is 12 bits.
Preferably, the signal transmission control module controls transmission by setting a FIFO structure and buffering packet TCP protocol packet processing.
In a feasible implementation manner, the signal transmission control module controls the ultrasonic signal acquisition module to sample the ultrasonic echo signal, and caches the acquired data transmitted by the FMC interface into the DDR4 memory; the embedded linux system and the built-in transmission program drive ultrasonic signal 5G high-speed transmission module are connected with a cloud, the connection time is not more than 3s, a TCP (transmission control protocol) network protocol is utilized to package and transmit data packets to a cloud server, the transmission rate is higher than 150Mbps in the transmission process of the ultrasonic signals, and the network delay is lower than 20 ms.
In a feasible implementation mode, the sampling bit number of the A/D acquisition submodule is 12, the signal transmission control module sets a threshold value for sampling, the 12-bit data of each sampling point is judged after the A/D acquisition submodule is started to sample, when the amplitude of the continuously acquired data points for 5 times exceeds the set threshold value, the point is judged to be positioned at the surface wave echo, and the system caches the data of the judging point and the data at the later time and transmits the data to the cloud server. The data volume generated by each time of ultrasonic probe excitation can be calculated according to the propagation speed of the ultrasonic wave in the sample to be detected, the thickness of the sample and the sampling frequency of the A/D acquisition submodule, when the stored data volume reaches the data volume, the acquisition is stopped, the acquisition and the storage are finished once, and the system enters a judgment state again from the moment and waits for the next signal cache. The system realizes the control of signal acquisition and transmission.
In the embodiment of the invention, the 5G network has the characteristics of high transmission speed, high reliability, low time delay and the like, and can solve the problems of large data volume and low analysis processing real-time performance of ultrasonic detection. The system provided by the invention can efficiently acquire and process ultrasonic signals with high quality by utilizing the characteristics of high-speed transmission and low time delay of 5G communication and the strong processing and calculating capacity of the cloud server, so that the real-time detection and analysis of metal internal defects are realized.
Preferably, the signal transmission control module is further configured to convert the ultrasonic echo signal into a digital signal, and cache the digital signal in a system memory.
Preferably, the signal transmission control module is further configured to start a transmission program to send the digital signal to the 5G module; and the 5G module transmits data packaged by a TCP (transmission control protocol) to a cloud end, wherein the data is ultrasonic echo full-wave data.
Preferably, the signal transmission control module controls the ultrasonic signal 5G high-speed transmission module to start networking by sending an AT command, and the time of connection with the cloud end is AT most 3 s.
In a feasible implementation manner, when a detection task is executed, the signal transmission control module caches an ultrasonic digital signal transmitted by the AD through the FMC interface to the memory and sends the cached data to the cloud through the ultrasonic 5G transmission module at the same time, namely, signal acquisition and signal transmission are performed at the same time; because the AD sampling rate and the actual uplink rate of the 5G module in the industrial field can not completely correspond, namely, the signal acquisition and the signal transmission are carried out asynchronously, the cache control of the acquired data is required, and the aim is to ensure the stability of the acquisition signal transmission process.
In a possible implementation, as shown in fig. 2, which is a flow chart of the detection data, firstly, an ultrasonic probe is used for excitation to generate an ultrasonic signal, and an ultrasonic echo signal reflected by a detection object is received; echo signals received by the ultrasonic probe sensor are received by the pulse transceiver and transmitted to the A/D acquisition submodule in the form of analog signals; the A/D acquisition submodule converts the analog signal into a digital signal and sends the data to an FIFO queue structure of the signal transmission control module through an FMC interface; the signal transmission control module reads the data in the FIFO into a DDR4 internal memory for caching, and starts a transmission program to send the data to the 5G module; and the 5G module transmits the data packaged by the TCP communication protocol to the cloud.
Fig. 3 is a schematic diagram of acquisition, buffering and transmission control of a 5G embedded-based ultrasonic detection system for internal defects of a metal material. And reading the AD converted ultrasonic digital signals entering the FIFO into the DDR by the DMA according to an entering sequence, performing packet processing on the ultrasonic data signals entering the DDR according to a format of a TCP (transmission control protocol) by an acquisition program, and starting data transmission with a window size of 4 when the number of the packaged data packets reaches a certain number. It can be seen from the figure that the acquisition and transmission of the ultrasonic signals are performed simultaneously, and the AD acquisition signals are buffered and packaged while the packaged data packets are transmitted to the cloud.
Preferably, the cloud server is configured to analyze and process the ultrasonic echo full-wave data; the analysis processing includes: and performing positioning, quantifying, shaping and steady analysis on the internal defects of the metal material through one-dimensional waveform signal processing, two-dimensional ultrasonic image processing and three-dimensional point cloud reconstruction processing.
Preferably, the cloud server is further configured to determine the size of the defect through the amplitude of the ultrasonic reflection signal, determine the type of the defect by using the ultrasonic signal morphology, determine the position of the defect by using an ultrasonic sequence image enhancement technique of bidirectional convolution LSTM, and determine the spatial distribution of the defect based on a three-dimensional reconstruction method of the ultrasonic point cloud.
In a possible implementation, fig. 4 is a schematic diagram of an ultrasonic signal cloud analysis processing of an ultrasonic detection system for internal defects of a 5G embedded metal material. Under the high-speed transmission performance of the 5G network, the ultrasonic full-wave data acquired by the ultrasonic detection equipment can be transmitted to the cloud end in real time, the ultrasonic full-wave data are analyzed quickly and in real time by means of the strong computing capacity of the cloud end, and the positioning, quantification, sizing and stationary analysis of the internal defects of the metal material are realized through one-dimensional waveform signal processing, two-dimensional ultrasonic image processing and three-dimensional point cloud reconstruction processing. The specific implementation algorithm and the processing mode can be the following processes of determining the size of the defect through the amplitude of the ultrasonic reflection signal, determining the type of the defect by utilizing the ultrasonic signal form factor, determining the position of the defect by using the ultrasonic sequence image enhancement technology of the bidirectional convolution LSTM, and determining the spatial distribution of the defect by using the three-dimensional reconstruction method based on the ultrasonic point cloud.
The invention discloses an ultrasonic detection system for internal defects of a metal material based on a 5G embedded mode. Simultaneously has the following characteristics: the system is an independently operated system, does not need to provide excessive support on site (including matching with a host computer, on-site wiring and the like), and has higher flexibility.
The embodiment of the invention provides a 5G embedded-based ultrasonic detection method for internal defects of a metal material, which can be realized by electronic equipment, wherein the electronic equipment can be a terminal or a server. As shown in fig. 5, a flow chart of a method for ultrasonic detection of internal defects of a metal material based on 5G embedded technology, a processing flow of the method may include the following steps:
s1: initializing an ultrasonic signal acquisition module, and starting an ultrasonic signal 5G high-speed transmission module to connect with a cloud end;
s2: collecting the internal defect information of the metal material through an ultrasonic signal collection module; the signal transmission control module is used for controlling data acquisition and data conversion of the ultrasonic signal acquisition module; caching the converted data in a local DDR 4; the converted data is transmitted to a cloud terminal through an ultrasonic signal 5G high-speed transmission module;
s3: and analyzing and processing the transmitted data through a cloud server to complete the ultrasonic detection of the internal defects of the metal material.
In a feasible implementation, as shown in fig. 5, the system is started, the system initializes the ultrasonic signal acquisition module, starts the ultrasonic signal 5G high-speed transmission module to connect with the cloud, starts and completes the system to wait for the command of the operator, when the detection command is reached, the signal transmission control module starts the AD to acquire the analog data returned by the pulse generator, and caches the acquired data in the local DDR 4; when the signals are collected, the ultrasonic signal 5G high-speed transmission module transmits the cached collected signals to the cloud end, and the cloud end processes, analyzes and stores the data.
In the embodiment of the invention, 1, the system can meet the requirement of real-time transmission of the acquired signals by ultrasonic detection equipment. In the application of ultrasonic detection, the data volume of signals collected is up to hundreds of mega and giga levels, when real-time transmission is carried out, the traditional 3G, 4G networks, Wi-Fi and other wireless technologies show the problems of low bandwidth, poor anti-interference capability, instability, poor coverage effect and the like.
2. The system of the invention ensures the stability of the ultrasonic signal in the transmission process by the following measures. In a signal transmission control module, an FIFO (first in first out) queue structure is utilized to control the ultrasonic echo digital signal of the A/D (analog/digital) conversion to enter a DDR (double data rate) cache; through the embedded linux operating system and the collection transmission control program, the cached data are subjected to TCP (transmission control protocol) packet while signals are collected, and then the data are transmitted to the cloud in a sliding window mode, so that the detection system and the cloud can perform verification and lost data retransmission. Through the technical means, the stability of ultrasonic signal transmission is ensured.
3. The system has the capability of processing and analyzing the ultrasonic detection signals in real time. Under the high-speed transmission performance of a 5G network, ultrasonic full-wave data can be transmitted to a cloud end in real time, the ultrasonic full-wave data can be analyzed quickly and in real time by means of the strong computing capacity of the cloud end, and positioning, quantifying, sizing and steady-state analysis of internal defects of metal materials are achieved through one-dimensional A-scanning waveform signal processing, two-dimensional B-scanning/C-scanning image processing and three-dimensional ultrasonic point cloud reconstruction processing.
Fig. 6 is a schematic structural diagram of an electronic device 600 according to an embodiment of the present invention, where the electronic device 600 may generate relatively large differences due to different configurations or performances, and may include one or more processors (CPUs) 601 and one or more memories 602, where the memory 602 stores at least one instruction, and the at least one instruction is loaded and executed by the processor 601 to implement the following steps of the method for ultrasonic detection of internal defects of a 5G-based embedded metal material:
s1: initializing an ultrasonic signal acquisition module, and starting an ultrasonic signal 5G high-speed transmission module to connect with a cloud end;
s2: collecting the internal defect information of the metal material through an ultrasonic signal collection module; the signal transmission control module is used for controlling data acquisition and data conversion of the ultrasonic signal acquisition module; caching the converted data in a local DDR 4; the converted data is transmitted to a cloud terminal through an ultrasonic signal 5G high-speed transmission module;
s3: and analyzing and processing the transmitted data through a cloud server to complete the ultrasonic detection of the internal defects of the metal material.
In an exemplary embodiment, a computer-readable storage medium, such as a memory, including instructions executable by a processor in a terminal, is also provided for performing the above-described method for ultrasonic detection of internal defects of a metal material based on 5G embedding. For example, the computer readable storage medium may be a ROM, a Random Access Memory (RAM), a CD-ROM, a magnetic tape, a floppy disk, an optical data storage device, and the like.
It will be understood by those skilled in the art that all or part of the steps for implementing the above embodiments may be implemented by hardware, or may be implemented by a program instructing relevant hardware, where the program may be stored in a computer-readable storage medium, and the above-mentioned storage medium may be a read-only memory, a magnetic disk or an optical disk, etc.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (10)
1. A5G embedded-based ultrasonic detection system for internal defects of metal materials is characterized by comprising:
the ultrasonic signal acquisition module is used for acquiring signal data of the internal defect information of the metal material;
the signal transmission control module is used for controlling the ultrasonic signal acquisition module; performing analog-to-digital conversion on the ultrasonic echo signal data; caching the converted data signal;
the ultrasonic signal 5G high-speed transmission module is used for transmitting the converted data signals to the cloud server at a high speed;
and the cloud server is used for processing and storing the data signals.
2. The ultrasonic detection system for internal defects of metal materials based on 5G embedded type according to claim 1, wherein the data acquisition of the ultrasonic signal acquisition module, the data cache of the signal transmission control module and the cloud transmission of the ultrasonic signal 5G high-speed transmission module are performed synchronously.
3. The ultrasonic detection system for internal defects of metal materials based on 5G embedded type according to claim 2, wherein the ultrasonic signal acquisition module comprises: the A/D acquisition submodule is used for receiving ultrasonic echo signals received by the pulse transceiver; performing A/D conversion on the ultrasonic echo signal, and converting an analog echo signal into a digital signal; and transmitting the data to the transmission control module through the FMC interface.
4. The ultrasonic detection system for internal defects of metal materials based on 5G embedded type according to claim 3, wherein the signal transmission control module controls transmission by setting FIFO structure and buffering packet TCP protocol package processing.
5. The ultrasonic detection system for internal defects of metal materials based on 5G embedded type according to claim 4, wherein the signal transmission control module is further configured to convert the ultrasonic echo signal into a digital signal, and buffer the digital signal into a system memory.
6. The ultrasonic detection system for the internal defect of the metal material based on the 5G embedded type according to claim 5, wherein the signal transmission control module is further used for starting a transmission program to send a digital signal to a 5G module; and the 5G module transmits data packaged by a TCP (transmission control protocol) to a cloud end, wherein the data is ultrasonic echo full-wave data.
7. The ultrasonic detection system for internal defects of metal materials based on 5G embedded type according to claim 6, wherein the signal transmission control module controls the ultrasonic signal 5G high-speed transmission module to start networking by sending AT commands, and the time of connection with the cloud end is AT most 3 s.
8. The ultrasonic detection system for internal defects of metal materials based on 5G embedded type according to claim 7, wherein the cloud server is used for analyzing and processing the ultrasonic echo full-wave data; the analysis processing includes: and performing positioning, quantifying, shaping and steady analysis on the internal defects of the metal material through one-dimensional waveform signal processing, two-dimensional ultrasonic image processing and three-dimensional point cloud reconstruction processing.
9. The ultrasonic detection system for the internal defect of the metal material based on the 5G embedded technology according to claim 8, wherein the cloud server is further used for determining the size of the defect through the amplitude of the ultrasonic reflection signal, determining the type of the defect by using the ultrasonic signal morphology, determining the position of the defect by using the ultrasonic sequence image enhancement technology of the bidirectional convolution LSTM, and determining the spatial distribution of the defect by using the three-dimensional reconstruction method of the ultrasonic point cloud.
10. A5G embedded-based ultrasonic detection method for internal defects of a metal material is characterized by comprising the following steps:
s1: initializing an ultrasonic signal acquisition module, and starting an ultrasonic signal 5G high-speed transmission module to connect with a cloud end;
s2: acquiring internal defect information of the metal material through the ultrasonic signal acquisition module; controlling data acquisition and data conversion of the ultrasonic signal acquisition module through a signal transmission control module; caching the converted data in a local DDR 4; the converted data is transmitted to a cloud terminal through an ultrasonic signal 5G high-speed transmission module;
s3: and analyzing and processing the transmitted data through a cloud server to complete the ultrasonic detection of the internal defects of the metal material.
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| CN108267508A (en) * | 2017-12-27 | 2018-07-10 | 东南大学 | A kind of multi-channel ultrasonic flaw-inspecting system based on Android device |
| CN211374620U (en) * | 2019-12-02 | 2020-08-28 | 江苏三合智能科技有限公司 | Wearable 5G intelligent ultrasonic flaw detector system |
| CN111595941A (en) * | 2020-05-27 | 2020-08-28 | 重庆大学 | Ultrasonic concrete degradation detector based on wireless communication and big data |
| CN112730620A (en) * | 2021-02-02 | 2021-04-30 | 武汉理工大学 | Ring forging ultrasonic detection method based on 5G signal transmission |
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| CN115294376A (en) * | 2022-04-24 | 2022-11-04 | 西京学院 | Weld defect detection method based on fusion of ultrasonic waveform and ultrasonic image characteristics |
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