CN115022918B - 5G data transmission test system and method based on industrial closed-loop control process - Google Patents

Abstract

The present application discloses a 5G data transmission test system and method based on an industrial closed-loop control process, which relates to the fields of 5G, industrial Internet, and industrial closed-loop control automation process technology. It can test the data transmission performance of a 5G network and determine whether the 5G network can carry the transmission of closed-loop data. The method includes: a 5G wireless transmission unit, an operation and decision unit, a monitoring unit, and industrial field equipment; a 5G wireless transmission unit, which is used to perform a wireless data transmission process between industrial field equipment and an operation and decision unit; an operation and decision unit, which is used to send a control signal to the industrial field equipment; a monitoring unit, which is used to obtain the operating data in the operation and decision unit for visual display, and determine the performance of the control system based on 5G transmission for visual display; and an industrial field equipment, which is used to adjust the equipment operation status according to the control signal sent by the operation and decision unit.

Description

5G data transmission test system and method based on industrial closed-loop control process

Technical Field

The present application relates to the technical fields of 5G, industrial Internet, and industrial closed-loop control automation process, and in particular to a 5G data transmission test system and method based on an industrial closed-loop control process and a computer-readable storage medium.

Background technique

With the continuous advancement of Internet technology, the Industrial Internet is becoming an important driving force for a new round of technological industry reform and the digital and intelligent transformation of industrial manufacturing enterprises. As an important pillar of the Industrial Internet, 5G networks are increasingly valued by the industry for their large bandwidth, wide access, and low latency. Currently, most industrial wireless communication networks are used for open-loop data transmission.

In related technologies, industrial control requires closed-loop transmission, which is mainly carried out using industrial Ethernet, which has deterministic transmission capabilities. At present, the existing applications of 5G networks are mainly open-loop transmission of big data such as video, sound, and images. At the same time, industrial enterprises also hope that 5G networks can be applied to industrial closed-loop control, so as to truly achieve a one-stop 5G network and achieve full coverage of industrial scenarios. Therefore, there is an urgent need for a method to test the data transmission performance of 5G networks.

Summary of the invention

In view of this, the present application provides a 5G data transmission test system and method based on an industrial closed-loop control process, the main purpose of which is to solve the current problem of testing the data transmission performance of the 5G network and determining whether the 5G network can carry the transmission of closed-loop data.

According to the first aspect of the present application, a 5G-based data transmission test system is provided, the system comprising: a 5G wireless transmission unit, a calculation and decision unit, a monitoring unit, and an industrial field device;

The 5G wireless transmission unit is used to perform a wireless data transmission process between the industrial field device and the computing and decision-making unit;

The operation and decision-making unit is connected to the industrial field device and is used to send a control signal to the industrial field device;

The monitoring unit is used to obtain the operating data in the operation and decision-making unit for visual display, and calculate the operating data using the control system evaluation index algorithm to determine the control system performance based on 5G transmission, and visualize the control system performance;

The industrial field device is used to adjust the device operation state according to the control signal sent by the operation and decision unit.

Optionally, the 5G wireless transmission unit includes: a first 5G terminal, a second 5G terminal and an operator network;

The first 5G terminal includes a first embedded controller and a first 5G module. One end of the first embedded controller is connected to the operation and decision-making unit by a network cable, and the other end is connected to the first 5G module by USB3.0-TypeC. The first 5G module accesses the operator network by dialing, so that the first 5G terminal and the operator network perform data transmission.

The second 5G terminal includes a second embedded controller and a second 5G module, one end of the second embedded controller is connected to the industrial field device by a network cable, and the other end is connected to the second 5G module by USB3.0-TypeC, and the second 5G module is connected to the operator network by dialing, so that the second 5G terminal and the operator network perform data transmission;

The operator network receives data information transmitted by the first 5G module and the second 5G module, and forwards the data based on the address information indicated by the data information.

Optionally, the operation and decision-making unit includes: a programmable logic controller;

The programmable logic controller includes a power module and a central processing unit module;

The programmable logic controller runs a built-in control algorithm based on a preset operation cycle to control the industrial field equipment and collect operation data generated by the industrial field equipment.

Optionally, the monitoring unit is a tower workstation, which is connected to a relational database in the operation and decision-making unit based on a transmission control protocol, and reads the operating data in the database for visual display.

Optionally, the operation decision unit performs wireless data transmission with the industrial field device through a 5G wireless transmission unit to receive the first operation sub-data generated by the industrial field device;

The operation and decision-making unit performs wired data transmission with the industrial field device via a network cable, receives second operation sub-data generated by the industrial field device, and stores the first operation data and the second operation data as the operation data in a relational database;

The monitoring unit is connected to the operation and decision-making unit to obtain the operation data stored in the relational database, compare the first operation data indicated by the operation data with the second operation data, and determine the performance of the 5G-based control system.

Optionally, the system further comprises: an industrial Ethernet communication module;

The industrial Ethernet communication module is used for protocol conversion. One end of the industrial Ethernet communication module is connected to the industrial field device via a network cable, and the other end is connected to the network communication module in the programmable logic controller via a network cable for wired data transmission.

According to the second aspect of the present application, a 5G data transmission test method based on an industrial closed-loop control process is provided, the method comprising:

Use network cables to establish hardware connections in the industrial Ethernet process for wired data transmission, and use 5G wireless transmission units to establish hardware connections in the 5G transmission process for wireless data transmission;

Starting the operation and decision-making unit, controlling the industrial field equipment to operate according to the control algorithm of the preset period built in the operation and decision-making unit, and obtaining the operation data of the industrial field equipment, and storing the operation data in the relational database in the operation and decision-making unit;

Turn on the monitoring unit and run the monitoring system software in the monitoring unit so that the monitoring unit can obtain the operating data in the operation and decision-making unit, and determine the 5G-based control system performance of the industrial closed-loop control process based on the operating data.

Optionally, after starting the monitoring unit and running the monitoring system software in the monitoring unit so that the monitoring unit obtains the operating data in the operation decision unit and determines the performance of the 5G-based control system of the industrial closed-loop control process based on the operating data, the method further includes:

Running the host computer software in the monitoring unit to adjust the preset operation cycle of the control algorithm built into the calculation and decision-making unit;

The operation and decision-making unit controls the industrial field equipment based on the adjusted control algorithm, and collects the designated operation data corresponding to the industrial field equipment;

The monitoring unit obtains the specified operation data in the operation decision unit for visual display, and uses the control system evaluation index algorithm to calculate the specified operation data to determine the specified transmission performance;

Based on the control system performance and the specified transmission performance, tracking curves corresponding to the industrial Ethernet and 5G network under different control cycles, control performance indicators, and 5G network delay curves during the experiment are generated respectively.

Optionally, the method of using a network cable to establish a hardware connection of an industrial Ethernet process for wired data transmission and using a 5G wireless transmission unit to establish a hardware connection of a 5G transmission process for wireless data transmission includes:

One end of the first embedded controller in the 5G wireless transmission unit is connected to the editable logic controller in the calculation and decision-making unit by using a network cable, and the other end is connected to the first 5G module in the 5G wireless transmission unit by using USB3.0-TypeC;

One end of the second embedded controller in the 5G wireless transmission unit is connected to the industrial field device using a network cable, and the other end is connected to the second 5G module in the 5G wireless transmission unit using USB3.0-TypeC;

Enable the FRP server function of the operator cloud network in the 5G wireless transmission unit, the FRP client function of the first embedded controller, and the data reading and writing software in the 5G wireless transmission unit to perform wireless data transmission;

The network communication module in the editable logic controller in the operation and decision-making unit is connected to the industrial field equipment by using a network cable to perform wired data transmission.

Optionally, determining the control system performance of the industrial closed-loop control process based on 5G based on the operating data includes:

The operation decision unit performs wireless data transmission with the industrial field device through the 5G wireless transmission unit, and receives the first operation sub-data generated by the industrial field device;

The operation and decision-making unit performs wired data transmission with the industrial field device via a network cable, receives second operation sub-data generated by the industrial field device, and stores the first operation data and the second operation data as the operation data in a relational database;

The monitoring unit is connected to the operation and decision-making unit to obtain the operation data stored in the relational database, compare the first operation data indicated by the operation data with the second operation data, and determine the performance of the 5G-based control system.

According to a third aspect of the present application, a computer-readable storage medium is provided, on which a computer program is stored. When the computer program is executed by a processor, the steps of any one of the methods described in the second aspect are implemented.

By means of the above technical scheme, the present application provides a 5G data transmission test system and method based on an industrial closed-loop control process and a computer-readable storage medium. The present application uses a network cable to establish a hardware connection of an industrial Ethernet process for wired data transmission, and uses a 5G wireless transmission unit to establish a hardware connection of a 5G transmission process for wireless data transmission. Subsequently, the operation decision unit is turned on, and the operation of the industrial field equipment is controlled according to the control algorithm of the preset period built into the operation decision unit, and the operation data of the industrial field equipment is obtained, and the operation data is stored in the relational database in the operation decision unit. Finally, the monitoring unit is turned on, and the monitoring system software is run in the monitoring unit so that the monitoring unit obtains the operation data in the operation decision unit, and the performance of the 5G-based control system of the industrial closed-loop control process is determined based on the operation data. By establishing a 5G wireless data transmission process and an industrial Ethernet wired data transmission process, the operation data of the industrial field equipment is obtained from different transmission channels, and then the control effects between the two are compared to determine the performance gap between the 5G network and the industrial Ethernet within the preset period. Furthermore, by changing the operating cycle of the control algorithm in the operation and decision-making unit, the performance of the 5G-based control system in different cycles can be obtained, and then the impact of the delay and jitter generated by the 5G network in different operating cycles on the performance of the control system can be analyzed.

The above description is only an overview of the technical solution of the present application. In order to more clearly understand the technical means of the present application, it can be implemented in accordance with the contents of the specification. In order to make the above and other purposes, features and advantages of the present application more obvious and easy to understand, the specific implementation methods of the present application are listed below.

BRIEF DESCRIPTION OF THE DRAWINGS

Various other advantages and benefits will become apparent to those of ordinary skill in the art by reading the detailed description of the preferred embodiments below. The accompanying drawings are only for the purpose of illustrating the preferred embodiments and are not to be considered as limiting the present application. Also, the same reference symbols are used throughout the accompanying drawings to represent the same components. In the accompanying drawings:

FIG1 shows a connection diagram of a 5G data transmission test system based on an industrial closed-loop control process provided in an embodiment of the present application;

FIG2 shows a connection diagram of a 5G data transmission test system based on an industrial closed-loop control process provided in an embodiment of the present application;

FIG3 is a schematic diagram showing a flow chart of a 5G data transmission test method based on an industrial closed-loop control process provided in an embodiment of the present application;

FIG4 shows a schematic diagram of the device structure of a computer device provided in an embodiment of the present application.

Detailed ways

The exemplary embodiments of the present application will be described in more detail below with reference to the accompanying drawings. Although the exemplary embodiments of the present application are shown in the accompanying drawings, it should be understood that the present application can be implemented in various forms and should not be limited by the embodiments set forth herein. On the contrary, these embodiments are provided in order to enable a more thorough understanding of the present application and to fully convey the scope of the present application to those skilled in the art.

The embodiment of the present application provides a 5G data transmission test system based on an industrial closed-loop control process. The system uses a network cable to establish a hardware connection of an industrial Ethernet process for wired data transmission, and uses a 5G wireless transmission unit to establish a hardware connection of a 5G transmission process for wireless data transmission. Subsequently, the operation decision unit is turned on, and the operation of the industrial field equipment is controlled according to the control algorithm of the preset cycle built into the operation decision unit, and the operation data of the industrial field equipment is obtained, and the operation data is stored in the relational database in the operation decision unit. Finally, the monitoring unit is turned on, and the monitoring system software is run in the monitoring unit so that the monitoring unit obtains the operation data in the operation decision unit, and the 5G network data transmission performance of the industrial closed-loop control process is determined based on the operation data. By establishing a 5G wireless data transmission process and an industrial Ethernet wired data transmission process, the operation data of the industrial field equipment is obtained from different transmission channels, and then the control effect between the two is compared to determine the performance gap between the 5G network and the industrial Ethernet within the preset period. Furthermore, by changing the operation cycle of the control algorithm in the operation decision unit, the performance of the 5G-based control system in different cycles can be obtained, so as to realize the research and judgment of the delay and jitter generated by the 5G network under different operation cycles on the performance of the control system.

An embodiment of the present application provides a 5G data transmission performance measurement system based on an industrial closed-loop control process. As shown in FIG1 , the system includes: a 5G wireless transmission unit 11, an operation and decision unit 12, a monitoring unit 13, and an industrial field device 14.

In the embodiment of the present application, the 5G wireless transmission unit 11 is used to perform a wireless data transmission process between the industrial field equipment 14 and the operation and decision-making unit 12. Specifically, the 5G wireless transmission unit 11 includes a first 5G terminal 111, a second 5G terminal 112 and an operator network 113. The first 5G terminal 111 includes a first embedded controller 1111 and a first 5G module 1112. One end of the first embedded controller 1111 is connected to the operation and decision-making unit 12 by a network cable, and the other end is connected to the first 5G module 1112 by USB3.0-TypeC. The first 5G module 1112 accesses the operator network 113 by dialing, so that the first 5G terminal 111 and the operator network 113 can perform data transmission, and can collect and write data to the operation and decision-making unit 12. Furthermore, the second 5G terminal 112 includes a second embedded controller 1121 and a second 5G module 1122. One end of the second embedded controller 1121 is connected to the industrial field device 14 by a network cable, and the other end is connected to the second 5G module 1122 by USB3.0-TypeC. The second 5G module 1122 accesses the operator network 113 by dialing, so that the second 5G terminal 112 and the operator network 113 can perform data transmission, and write and collect data for the industrial field device 14. The operator network 113 receives the data information transmitted by the first 5G module 1112 and the second 5G module 1122, and transfers it to the operator server by the operator base station. The operator server acts as a data forwarding intermediary and forwards data based on the address information indicated by the data information, and finally realizes the data transmission process between the operation decision unit 12 and the industrial field device 14.

It should be noted that the first embedded controller 1111 and the second embedded controller 1121 use Nvidia Jetson Nano (software and hardware integrated development kit) and Linux operating system, and implement the port mapping function based on C language FRP (high-performance reverse proxy application) programming to connect the internal ports of the first embedded controller 1111 and the second embedded controller 1121 to the public cloud server. The Modbus module based on Python realizes data interaction with the industrial field equipment 14 and the operation and decision-making unit 12, and realizes the data collection and data writing process. The first 5G module 1112 and the second 5G module 1122 use Huawei MH5000 industrial module, and develop expansion boards based on the modules, and perform industrial packaging at the same time to facilitate industrial applications. The operator server uses its public network IP to build a VPN channel to realize data forwarding, thereby realizing data communication between the industrial field equipment 14 and the operation and decision-making unit 12, and then realizing closed-loop control.

The operation decision unit 12 is a device that issues instructions to the industrial field device 14, which is equipped with a special algorithm developed for the industrial field device 14. The industrial field device 14 can be an operating device in different industrial scenarios. The present application does not specifically limit the type and function of the industrial field device 14, including an editable logic controller 121. The editable logic controller 121 adopts Siemens S7-300 series PLC control system equipment, and the hardware system includes a power module 1211, a central processing unit (CPU) module 1212, and a network communication module 1213. The editable logic controller 121 controls the industrial field device 14 based on a preset operation cycle using the PID control algorithm built into the editable logic controller 121. Specifically, first, the device operation data of the industrial field device 14 is collected, and then the control algorithm is used to calculate the device operation data to obtain the control instruction. Finally, the control instruction is issued to the industrial field device 14. Furthermore, the operating data generated by the industrial field equipment 14 is collected so that the monitoring unit 13 determines the 5G network data transmission performance based on the operating data, wherein the preset operating cycle of the PID control algorithm can be designed and adjusted by engineers according to the on-site operating conditions, and the preset operating cycle of this application is not specifically limited.

The monitoring unit 13, i.e. the control system performance and network performance monitoring unit, is a Dell Precision T3640 tower workstation, wherein the processor is an Intel i9-11900K with eight cores and sixteen threads, and the graphics processor is an RTX3090 graphics card. The monitoring system is developed based on the front-end and back-end separation architecture, and the front-end interface is developed using HTML, CSS, and JavaScript, and the back-end uses Python to build a platform based on the Flask framework. Based on the TCP transmission protocol and the database connection in the operation and decision-making unit 12, the data in the real-time database is read, and the control system performance indicators are calculated by the built-in algorithm in the back-end Python, and pushed to the front-end interface using Ajax for visual display, to achieve real-time monitoring, and provide all data at the same time, to facilitate data backtracking and assist personnel in data analysis.

Furthermore, the system also includes an industrial Ethernet communication module 15 for protocol conversion. In actual application, the Profinet protocol can be converted into the Modbus-TCP protocol, or the Profinet protocol can be converted into the OPC-DA protocol, the Profibus protocol can be converted into the Modbus-TCP protocol, etc. The type of protocol converted can be changed according to actual needs, and the present application does not specifically limit the type of protocol converted. Furthermore, one end is connected to the industrial field device 14 based on a network cable and a first protocol, and the other end is connected to the network communication module 1213 in the programmable logic control 121 based on a network cable and a second protocol, wherein the first protocol can be the Modubs-TCP protocol, and the second protocol can be the Profinet protocol. The types of the first protocol and the second protocol are not specifically limited in the present application, thereby realizing the wired data transmission process.

In the actual operation process, the operation decision unit 12 performs wireless data transmission with the industrial field device 14 through the 5G wireless transmission unit 11, and receives the first operation sub-data generated by the industrial field device 14. Furthermore, the second operation sub-data generated by the industrial field device 14 is received through the network cable for wired data transmission with the industrial field device 14, and the first operation data and the second operation data are stored as operation data in the relational database. The monitoring unit 13 is connected to the operation decision unit 12, obtains the operation data stored in the relational database for visual display, compares the first operation data indicated by the operation data with the second operation data, obtains the performance gap between the 5G network and the industrial Ethernet, and visualizes the network transmission delay, thereby judging the performance of the control system based on 5G transmission.

In addition, by changing the operating cycle of the built-in control algorithm in the operation decision unit 12, the system obtains the tracking curves, control performance indicators of the industrial Ethernet and 5G networks under different operating cycles, and the 5G network delay curve during the test, and then realizes a comprehensive analysis of the impact of the 5G network transmission performance on the closed-loop control system.

In summary, as shown in FIG2, the 5G data transmission test system based on the industrial closed-loop control process provided by the present application includes a 5G wireless transmission unit 11, an operation and decision unit 12, a monitoring unit 13, and an industrial field device 14. One end of the first embedded controller of the 5G wireless transmission unit 11 is connected to the network port module of the operation and decision unit 12, and the other end is connected to the first 5G module, and the first 5G module transmits data with the operator network by dialing. One end of the second embedded controller is connected to the second 5G module, and the other end is connected to the network port module of the industrial field device 14 to realize wireless data transmission between the operation and decision unit and the industrial field device. The operation and decision unit 12 is connected to the network port module of the industrial field device 14 through a network cable based on the industrial Ethernet communication module 15 to realize wired data transmission between the operation and decision unit and the industrial field device. The control terminal of the monitoring unit 13 is connected to the network port module of the operation and decision unit 12, obtains the operation data stored in the database of the operation and decision unit 12 for operation, determines the 5G data transmission performance, and displays it visually on the monitoring terminal.

The embodiment of the present application provides a 5G data transmission performance measurement method based on an industrial closed-loop control process. The method provided by the embodiment of the present application can use a network cable to establish a hardware connection of an industrial Ethernet process for wired data transmission, and use a 5G wireless transmission unit to establish a hardware connection of a 5G transmission process for wireless data transmission. Subsequently, the operation decision unit is turned on, and the operation of the industrial field equipment is controlled according to the control algorithm of the preset cycle built into the operation decision unit, and the operation data of the industrial field equipment is obtained, and the operation data is stored in the relational database in the operation decision unit. Finally, the monitoring unit is turned on, and the monitoring system software is run in the monitoring unit so that the monitoring unit obtains the operation data in the operation decision unit, and the performance of the 5G-based control system of the industrial closed-loop control process is determined based on the operation data. By establishing a 5G wireless data transmission process and an industrial Ethernet wired data transmission process, the operation data of the industrial field equipment is obtained from different transmission channels, and then the control effect between the two is compared to determine the performance gap between the 5G network and the industrial Ethernet within the preset period. Furthermore, the performance of the 5G-based control system in different cycles can be obtained by changing the operation cycle of the control algorithm in the operation decision unit, so as to realize the research and judgment of the influence of the delay and jitter generated by the 5G network under different operation cycles on the performance of the control system. As shown in FIG3 , the method includes:

S21. Use a network cable to establish a hardware connection for the industrial Ethernet process for wired data transmission, and use a 5G wireless transmission unit to establish a hardware connection for the 5G transmission process for wireless data transmission.

In the embodiment of the present application, the physical connection of the devices is firstly performed according to the preset connection relationship to realize wired data transmission and wireless data transmission between the operation and decision-making unit and the industrial field equipment.

Specifically, one end of the first embedded controller in the 5G wireless transmission unit is connected to the editable logic controller in the operation and decision unit by a network cable, and the other end is connected to the first 5G module in the 5G wireless transmission unit by USB3.0-TypeC. Furthermore, one end of the second embedded controller in the 5G wireless transmission unit is connected to the industrial field device by a network cable, and the other end is connected to the second 5G module in the 5G wireless transmission unit by USB3.0-TypeC.

Subsequently, the FRP server function of the cloud server in the operator cloud network in the 5G wireless transmission unit is turned on, and the 5G transmission unit is waiting for the device connection registration. The FRP client function of the first embedded controller is turned on to achieve network connection. The data reading and writing software in the 5G wireless transmission unit is turned on to read and write data to the programmable logic controller and the industrial field equipment respectively to achieve wireless data transmission.

Finally, the network communication module in the editable logic controller in the operation and decision-making unit is connected to the industrial field equipment using a network cable for wired data transmission. In the actual application process, the written program is downloaded to the programmable logic controller through the MPI bus in the programmable logic controller. When the red light in the programmable logic controller stops flashing, it means that the device connection has been established. At this time, the output status of the industrial field equipment can be observed to verify whether the data wired communication is achieved.

S22, start the operation decision unit, control the operation of the industrial field equipment according to the control algorithm of the preset cycle built in the operation decision unit, obtain the operation data of the industrial field equipment, and store the operation data in the relational database in the operation decision unit.

In an embodiment of the present application, first, the equipment operation data of the industrial field equipment is collected, and then the control algorithm of the preset period built into the operation decision unit is used to calculate the equipment operation data to obtain the control instruction. Next, the control instruction is sent to the industrial field equipment. Finally, the operation decision unit performs wireless data transmission with the industrial field equipment through the 5G wireless transmission unit, and receives the first operation sub-data generated by the industrial field equipment. Furthermore, the operation decision unit performs wired data transmission with the industrial field equipment through the network cable, receives the second operation sub-data generated by the industrial field equipment, and stores the first operation data and the second operation data as operation data in the relational database.

S23. Turn on the monitoring unit and run the monitoring system software in the monitoring unit so that the monitoring unit can obtain the operating data in the calculation and decision-making unit, and determine the 5G-based control system performance of the industrial closed-loop control process based on the operating data.

In the embodiment of the present application, the system starts the monitoring unit, runs the Flask Server function in the tower workstation, starts the monitoring system software, and monitors the control system performance and network performance.

Specifically, the monitoring unit is connected to the operation decision unit, obtains the operation data stored in the relational database, compares the first operation data indicated by the operation data with the second operation data, and determines the control system performance based on 5G transmission. Further, the upper computer software Step7 is run in the monitoring unit to adjust the preset operation cycle of the control algorithm built into the operation decision unit. The operation decision unit controls the industrial field equipment based on the adjusted control algorithm and collects the specified operation data corresponding to the industrial field equipment. Subsequently, the monitoring unit obtains the specified operation data in the operation decision unit for visual display, and uses the control system evaluation index algorithm to calculate the specified operation data, determine the specified transmission performance, and monitor the changes in the control system performance as the control cycle changes. Finally, based on the control system performance and the specified transmission performance, the tracking curves, control performance indicators and 5G network delay curves corresponding to the industrial Ethernet and 5G networks under different control cycles are generated respectively.

It should be noted that for other corresponding descriptions of the functional units involved in the 5G data transmission test device based on the industrial closed-loop control process provided in an embodiment of the present application, reference can be made to the corresponding descriptions in Figures 1 to 3, and no further details will be given here.

In an exemplary embodiment, referring to FIG4 , a device is also provided, which includes a communication bus, a processor, a memory and a communication interface, and may also include an input/output interface and a display device, wherein each functional unit can communicate with each other through the bus. The memory stores a computer program, and the processor is used to execute the program stored in the memory and execute the 5G data transmission test method based on the industrial closed-loop control process in the above embodiment.

A computer-readable storage medium having a computer program stored thereon, wherein when the computer program is executed by a processor, the steps of the 5G data transmission test method based on an industrial closed-loop control process are implemented.

Through the description of the above implementation methods, those skilled in the art can clearly understand that the present application can be implemented by hardware, or by means of software plus necessary general hardware platforms. Based on such an understanding, the technical solution of the present application can be embodied in the form of a software product, which can be stored in a non-volatile storage medium (which can be a CD-ROM, a USB flash drive, a mobile hard disk, etc.), including a number of instructions for enabling a computer device (which can be a personal computer, a server, or a network device, etc.) to execute the methods described in each implementation scenario of the present application.

Those skilled in the art will appreciate that the accompanying drawings are merely schematic diagrams of a preferred implementation scenario, and the modules or processes in the accompanying drawings are not necessarily required for implementing the present application.

Those skilled in the art will appreciate that the modules in the device in the implementation scenario can be distributed in the device in the implementation scenario according to the implementation scenario description, or can be changed accordingly and located in one or more devices different from the implementation scenario. The modules in the above implementation scenario can be combined into one module, or can be further split into multiple sub-modules.

The above application serial numbers are for description only and do not represent the advantages or disadvantages of the implementation scenarios.

The above disclosure only discloses several specific implementation scenarios of the present application. However, the present application is not limited thereto, and any changes that can be conceived by technicians in this field should fall within the scope of protection of the present application.

Claims (10)

1. A 5G data transmission test system based on an industrial closed-loop control process, characterized in that it includes: a 5G wireless transmission unit, an industrial Ethernet communication module, an operation and decision unit, a monitoring unit, and industrial field equipment; The 5G wireless transmission unit is used to perform a wireless data transmission process between the industrial field device and the computing and decision-making unit; The industrial Ethernet communication module is used to perform a wired data transmission process between the industrial field device and the computing and decision-making unit; The operation and decision-making unit is connected to the industrial field device and is used to send a control signal to the industrial field device; The monitoring unit is used to obtain the operation data in the operation decision unit for visual display, and use the control system evaluation index algorithm to calculate the operation data, compare the first operation data indicated by the operation data with the second operation data, determine the control system performance based on 5G transmission, and visualize the control system performance; the first operation data includes wireless data generated by the industrial field equipment, and the second operation data includes wired data generated by the industrial field equipment; The industrial field equipment is directly connected to the industrial production process and is used to adjust the equipment operation status according to the control signal sent by the operation and decision unit. 2. The 5G data transmission test system based on the industrial closed-loop control process according to claim 1, characterized in that the 5G wireless transmission unit comprises: a first 5G terminal, a second 5G terminal and an operator network; The first 5G terminal includes a first embedded controller and a first 5G module. One end of the first embedded controller is connected to the operation and decision-making unit by a network cable, and the other end is connected to the first 5G module by USB3.0-TypeC. The first 5G module accesses the operator network by dialing, so that the first 5G terminal and the operator network perform data transmission. The second 5G terminal includes a second embedded controller and a second 5G module, one end of the second embedded controller is connected to the industrial field device by a network cable, and the other end is connected to the second 5G module by USB3.0-TypeC, and the second 5G module is connected to the operator network by dialing, so that the second 5G terminal and the operator network perform data transmission; The operator network receives data information transmitted by the first 5G module and the second 5G module, and forwards the data based on the address information indicated by the data information. 3. The 5G data transmission test system based on the industrial closed-loop control process according to claim 1, characterized in that the operation and decision-making unit comprises: a programmable logic controller; The programmable logic controller includes a power module and a central processing unit module; The programmable logic controller runs a built-in control algorithm based on a preset operation cycle to control the industrial field equipment and collect operation data obtained by the industrial field equipment. 4. According to claim 1, the 5G data transmission test system based on the industrial closed-loop control process is characterized in that the monitoring unit is a tower workstation, which is connected to the relational database in the operation decision unit based on the transmission control protocol, and reads the operation data in the database for visual display. 5. The 5G data transmission test system based on the industrial closed-loop control process according to claim 1 is characterized in that the operation decision unit performs wireless data transmission with the industrial field device through a 5G wireless transmission unit to receive the first operation data generated by the industrial field device; The operation and decision-making unit performs wired data transmission with the industrial field device via a network cable, receives the second operation data generated by the industrial field device, and stores the first operation data and the second operation data as the operation data in a relational database; The monitoring unit is connected to the operation and decision-making unit to obtain the operation data stored in the relational database. 6. According to the 5G data transmission test system based on the industrial closed-loop control process of claim 1, it is characterized in that the industrial Ethernet communication module is used for protocol conversion, one end of the industrial Ethernet communication module is connected to the industrial field device based on a network cable, and the other end is connected to the network communication module in the programmable logic controller based on a network cable for wired data transmission. 7. A 5G data transmission test method based on an industrial closed-loop control process, comprising: Use network cables to establish hardware connections in the industrial Ethernet process for wired data transmission, and use 5G wireless transmission units to establish hardware connections in the 5G transmission process for wireless data transmission; Starting the operation and decision-making unit, controlling the industrial field equipment to operate according to the control algorithm of the preset period built in the operation and decision-making unit, and obtaining the operation data of the industrial field equipment, and storing the operation data in the relational database in the operation and decision-making unit; Turn on the monitoring unit and run the monitoring system software in the monitoring unit to enable the monitoring unit to obtain the operating data in the operation and decision-making unit, and compare the first operating data indicated by the operating data with the second operating data to determine the control system performance based on the 5G network of the industrial closed-loop control process; the first operating data includes the wireless data generated by the industrial field equipment, and the second operating data includes the wired data generated by the industrial field equipment. 8. The method according to claim 7, characterized in that after starting the monitoring unit, running the monitoring system software in the monitoring unit so that the monitoring unit obtains the operating data in the operation decision unit, and determining the 5G-based control system performance of the industrial closed-loop control process based on the operating data, the method further comprises: Running the host computer software in the monitoring unit to adjust the preset operation cycle of the control algorithm built into the calculation and decision-making unit; The operation and decision-making unit controls the industrial field equipment based on the adjusted control algorithm, and collects the designated operation data corresponding to the industrial field equipment; The monitoring unit obtains the specified operation data in the operation and decision unit for visual display, and uses a control system evaluation index algorithm to calculate the specified operation data to determine the specified transmission performance; Based on the control system performance and the specified transmission performance, tracking curves corresponding to the industrial Ethernet and 5G network under different control cycles, control performance indicators, and 5G network delay curves during the experiment are generated respectively. 9. The method according to claim 7, characterized in that the hardware connection of the industrial Ethernet process is established by using a network cable for wired data transmission, and the hardware connection of the 5G transmission process is established by using a 5G wireless transmission unit for wireless data transmission, comprising: One end of the first embedded controller in the 5G wireless transmission unit is connected to the editable logic controller in the calculation and decision-making unit by using a network cable, and the other end is connected to the first 5G module in the 5G wireless transmission unit by using USB3.0-TypeC; One end of the second embedded controller in the 5G wireless transmission unit is connected to the industrial field device using a network cable, and the other end is connected to the second 5G module in the 5G wireless transmission unit using USB3.0-TypeC; Enable the FRP server function of the operator cloud network in the 5G wireless transmission unit, the FRPclient function of the first embedded controller, and the data reading and writing software in the 5G wireless transmission unit to perform wireless data transmission; The network communication module in the editable logic controller in the operation and decision-making unit is connected to the industrial field device by using a network cable to perform wired data transmission. 10. The method according to claim 7, wherein determining the 5G-based control system performance of the industrial closed-loop control process based on the operating data comprises: The operation and decision-making unit performs wireless data transmission with the industrial field device through a 5G wireless transmission unit to receive the first operation data generated by the industrial field device; The operation and decision-making unit performs wired data transmission with the industrial field device via a network cable, receives the second operation data generated by the industrial field device, and stores the first operation data and the second operation data as the operation data in a relational database; The monitoring unit is connected to the operation and decision-making unit to obtain the operation data stored in the relational database.