CN115296423A - Comprehensive debugging terminal based on edge computing platform - Google Patents
Comprehensive debugging terminal based on edge computing platform Download PDFInfo
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- CN115296423A CN115296423A CN202211219030.2A CN202211219030A CN115296423A CN 115296423 A CN115296423 A CN 115296423A CN 202211219030 A CN202211219030 A CN 202211219030A CN 115296423 A CN115296423 A CN 115296423A
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
- H02J13/00006—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
- H02J13/00001—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by the display of information or by user interaction, e.g. supervisory control and data acquisition systems [SCADA] or graphical user interfaces [GUI]
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
- H02J13/00002—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by monitoring
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
- H02J13/00006—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment
- H02J13/00022—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment using wireless data transmission
- H02J13/00026—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment using wireless data transmission involving a local wireless network, e.g. Wi-Fi, ZigBee or Bluetooth
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
- H02J13/00032—Systems characterised by the controlled or operated power network elements or equipment, the power network elements or equipment not otherwise provided for
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Computer Networks & Wireless Communication (AREA)
- Human Computer Interaction (AREA)
- Debugging And Monitoring (AREA)
Abstract
The invention relates to an integrated debugging terminal based on an edge computing platform, which relates to the field of electrical equipment and comprises the edge computing platform, a man-machine interaction module, a power input module, a communication monitoring module, an alternating voltage and current output module, an input/output module and an analog switch module, wherein the man-machine interaction module, the power input module, the communication monitoring module, the alternating voltage and current output module and the input/output module are all connected with the edge computing platform, and the input/output module is connected with the analog switch module; the communication monitoring module is used for monitoring the communication process between the terminal to be tested and the master station in real time and sending a communication message generated in the communication process to the edge computing platform; the edge computing platform is used for generating a debugging result according to the communication message; the tested terminal is an electrical device which is used for detecting medium-voltage distribution network equipment or low-voltage distribution network equipment; the master station is a cloud scheduling master station connected with a plurality of tested terminals; the man-machine interaction module is used for inputting debugging commands. The invention improves the debugging efficiency.
Description
Technical Field
The invention relates to the field of power equipment, in particular to a comprehensive debugging terminal based on an edge computing platform.
Background
Due to the development of digitization, operation and maintenance management of a power grid is changed into a brand-new change, and a traditional passive operation and maintenance mode of fault treatment is changed into an active operation and maintenance mode based on internet of things perception and intelligent prejudgment; besides primary equipment, the concerned objects are more various intelligent terminals in a large number, and the maintenance contents are not only electrical performance, but also data quality of communication and the like.
The intelligent terminal comprises novel electrical equipment with functions of detecting signals, measuring and controlling of middle and low voltage distribution network equipment and lines, is the basis for realizing the digital power grid, and is also the key point of operation and maintenance management of the digital power grid. The debugging and testing of the intelligent terminal ensure that the real-time internet of things of the terminal is on line, the acquired data is real and accurate, and the functions of control, protection and the like are reliable and sensitive. Therefore, the debugging quality of the intelligent terminal is guaranteed, and the method is an important means for novel power grid operation and maintenance management.
Taking the distribution network automation terminal as an example, the grid-connected debugging of the distribution network automation terminal refers to joint debugging with the cloud dispatching master station system after field installation is finished, so that the terminal can be checked and accepted and put into operation formally after the terminal is ensured to have normal functions and the uploaded data is correct. The prior grid-connected debugging mode is still quite backward, and at least one remote debugging person on the system side and one field debugging person are matched with each other to complete the debugging. The field personnel are responsible for verifying the functions of the terminal one by applying signal quantity or analog quantity, and the remote personnel are responsible for monitoring data acquired by the system, issuing remote commands, and filling in an acceptance record list after communicating with the field personnel for confirmation. Because the debugging demand of the automatic terminal is very large, the traditional debugging mode is time-consuming and labor-consuming, and great pressure is brought to debugging personnel.
Disclosure of Invention
The invention aims to provide a comprehensive debugging terminal based on an edge computing platform, which realizes the automatic debugging work of a tested terminal through the edge computing platform and improves the debugging efficiency.
In order to achieve the purpose, the invention provides the following scheme:
a comprehensive debugging terminal based on an edge computing platform comprises the edge computing platform, a man-machine interaction module, a power input module, a communication monitoring module, an alternating voltage and current output module, an input/output module and an analog switch module, wherein the man-machine interaction module, the power input module, the communication monitoring module, the alternating voltage and current output module and the input/output module are all connected with the edge computing platform, and the input/output module is connected with the analog switch module; the communication monitoring module is used for monitoring the communication process between the terminal to be tested and the master station in real time and sending a communication message generated in the communication process to the edge computing platform; the edge computing platform is used for generating a debugging result according to the communication message; the tested terminal is an electrical device which is used for detecting medium-voltage distribution network equipment or low-voltage distribution network equipment; the master station is a cloud scheduling master station connected with a plurality of tested terminals; the human-computer interaction module is used for inputting a debugging command; the alternating voltage and current output module is used for providing a first path of three-phase alternating current sampling voltage, a second path of three-phase alternating current sampling voltage and three-phase alternating current sampling current; the open-in and open-out module is used for providing an open-in and open-out interface for the tested terminal; the analog switch module comprises an analog switch, and the analog switch is used for simulating switch opening and switch closing; the analog switch module is connected with the second path of three-phase alternating current sampling voltage in series; the analog switch module is also used for realizing the series connection of the first path of three-phase alternating current sampling voltage and the second path of three-phase alternating current sampling voltage;
when the alternating voltage and current output module provides three-phase alternating sampling voltage for the tested terminal according to the debugging command, the edge computing platform obtains a voltage value acquired by the tested terminal for transmitting the three-phase alternating sampling voltage to a master station through the communication monitoring module; the three-phase alternating current sampling voltage is the first path of three-phase alternating current sampling voltage, the second path of three-phase alternating current sampling voltage or the series voltage of the first path of three-phase alternating current sampling voltage and the second path of three-phase alternating current sampling voltage.
Optionally, the analog switch module is configured to provide a remote signaling input end and a remote control output end for the terminal to be tested;
when the analog switch module provides remote control output for the tested terminal according to the debugging command, the tested terminal controls the switching-off or switching-on of the analog switch through the switching-on/off module, and a switching-off signal generated by the switching-off of the analog switch or a switching-on signal generated by the switching-on action of the analog switch is fed back to the edge computing platform through the switching-on/off module;
when the analog switch module provides remote signaling input for the tested terminal according to the debugging command, the analog switch module sends a switching-off signal generated by switching-off or a switching-on signal generated by switching-on action to the tested terminal through the switching-on/off module, and the tested terminal uploads the variable quantity generated by the signal to a main station and feeds the variable quantity back to the edge computing platform through the communication monitoring module.
Optionally, the human-computer interaction module is further configured to display the debugging result generated by the edge computing platform; the human-computer interaction module is a touch screen.
Optionally, the communication monitoring module is connected in series between the terminal to be tested and the master station through RS485 or RS232, or the communication monitoring module is connected to a switch through RJ45, where the terminal to be tested communicates with the master station.
Optionally, the system further comprises a GPS time setting module, the GPS module is connected to the edge computing platform, and the GPS module is used for setting time for the edge computing platform.
Optionally, the power input module is connected with 220V alternating current; the power input module comprises a rectifier which is used for converting 220V alternating current of mains supply into direct current.
Optionally, the alternating voltage and current output module includes a digital-to-analog converter, a low-pass filter, a power amplifier, and an analog-to-digital converter, which are connected in sequence; the digital-to-analog converter is connected with the edge computing platform, the output of the power amplifier is respectively connected with the analog switch module and the analog-to-digital converter, and the analog-to-digital converter is used for feeding back a digital signal after passing through the power amplifier to the edge computing platform; the edge computing platform judges whether the digital signal reaches a preset signal value, and if the digital signal reaches the preset signal value, the power amplifier is used for outputting the first path of three-phase alternating current sampling voltage and three-phase alternating current sampling current.
According to the specific embodiment provided by the invention, the invention discloses the following technical effects:
the invention discloses a comprehensive debugging terminal based on an edge computing platform, which inputs a debugging instruction through a human-computer interaction module, monitors the communication process between a tested terminal and a master station through a communication monitoring module, and sends a communication message generated in the communication process to the edge computing platform; the edge computing platform generates a debugging result according to the communication message, so that automatic remote debugging of the tested terminal is realized, labor force is reduced, and debugging efficiency is improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required in the embodiments will be briefly described below, 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 that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic diagram of a comprehensive debugging terminal structure based on an edge computing platform according to the present invention;
fig. 2 is a schematic diagram of a comprehensive debugging terminal structure based on an edge computing platform according to a second embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention aims to provide an edge computing platform-based comprehensive debugging terminal, which realizes automatic and remote debugging work of a tested terminal through the edge computing platform and improves debugging efficiency.
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in further detail below.
Fig. 1 is a schematic diagram of a structure of an integrated debugging terminal based on an edge computing platform of the present invention, fig. 2 is a schematic diagram of a structure of an integrated debugging terminal based on an edge computing platform of the present invention, as shown in fig. 1 and fig. 2, an integrated debugging terminal based on an edge computing platform of the present invention includes an edge computing platform 101, a human-machine interaction module 103, a power input module 102, a communication monitoring module 104, an ac voltage/current output module 105, an ac voltage/current output module 107, and an analog switch module 106, where the human-machine interaction module 103, the power input module 102, the communication monitoring module 104, the ac voltage/current output module 105, and the ac voltage/current output module 107 are all connected to the edge computing platform 101, and the ac voltage/current output module 107 is connected to the analog switch module 106; the communication monitoring module 104 is configured to monitor a communication process between the terminal to be tested and the master station in real time, and send a communication packet generated in the communication process to the edge computing platform 101; the edge computing platform 101 is used for generating a debugging result according to the communication message; the tested terminal is an electrical device which is used for detecting medium-voltage distribution network equipment or low-voltage distribution network equipment; the master station is a cloud scheduling master station connected with a plurality of tested terminals; the human-computer interaction module 103 is used for inputting debugging commands; the alternating voltage and current output module 105 is used for providing a first path of three-phase alternating current sampling voltage, a second path of three-phase alternating current sampling voltage and three-phase alternating current sampling current; the open-in and open-out module 107 is used for providing an open-in and open-out interface for the tested terminal; the analog switch module 106 includes an analog switch, and the analog switch is used for simulating switching-off and switching-on of the switch; the analog switch module 106 is connected in series with the second path of three-phase alternating current sampling voltage; the analog switch module 106 is further configured to implement series connection of the first path of three-phase ac sampling voltage and the second path of three-phase ac sampling voltage.
The tested terminal comprises a distribution network automation terminal.
The low voltage in the low-voltage distribution network equipment represents a voltage lower than 400V; the medium voltage in the medium voltage distribution network equipment represents 10kV-35kV voltage.
As shown in fig. 2, the first path of three-phase ac sampling voltage is formed by UA1, UB1, UC1 and UN1, where UA1, UB1 and UC1 form a three-phase voltage, and UN1 is a zero line. The second path of three-phase alternating current sampling voltage is formed by UA2, UB2, UC2 and UN2, wherein UA2, UB2 and UC2 form three-phase voltage, and UN2 is a zero line. The three-phase alternating current sampling current is composed of IA, IB, IC and IN, wherein IA, IB and IC form three-phase voltage, and IN is a zero line.
The edge computing platform 101 is a core processing unit of the comprehensive debugging terminal based on the edge computing platform, and the edge computing platform 101 integrates network, computing, storing and applying core capabilities, so that the comprehensive debugging terminal executes an intelligent algorithm and meets key requirements of low delay rate, small energy consumption, high accuracy, safety and reliability. The edge computing platform 101 is loaded with a high-performance chip and a deep learning algorithm, is responsible for running an overall software system of the comprehensive debugging terminal based on the edge computing platform, and relates to various service data such as processing, computing, storing, managing and the like. The edge computing platform 101 is an open platform integrating data connection and management, data computing and analysis, data storage and transceiving, and intelligent service decision and development, and simultaneously provides intelligent services such as task migration and task offloading for edge computing nodes by using an intelligent algorithm, so that the industrial requirements in the aspects of real-time service, data optimization, application intelligence, safety privacy and the like are further met, and a new mode of mutual cooperation of edge computing and intelligent debugging is created. The edge computing platform 101 controls the transformation and isolation of each channel signal: the method comprises the steps of current and voltage waveform digital-to-analog conversion, analog signal filtering and isolation, switching value signal conversion and isolation, GPS signal isolation and the like, then the analog signals of all currents and voltages are amplified, secondary side currents and voltages of an actual power system are simulated, and the secondary side currents and voltages are output to a protection device (a tested terminal) for testing.
The edge computing platform 101 includes a CPU (central processing unit), a DDR (double data rate synchronous dynamic random access memory), and an eMMC (embedded multimedia card). The CPU has certain calculation power, can reduce the debugging load of a system main station and the waste of a communication broadband, and ensures the low delay of communication and the requirement of data privacy. DDR and eMMC are used for data storage.
And the alternating voltage and current output module 105 is used for calculating the converted current parameter and voltage parameter according to the edge calculation platform 101 and outputting a digital waveform. The digital waveform signal is converted into an analog signal through a digital-to-analog conversion circuit of the signal conversion board after DA (digital-to-analog) conversion, filtering and isolation, the analog signal is amplified by an amplifying circuit (power amplifier), and secondary side current and voltage of an actual electric power system are output and simulated and output to a tested terminal for debugging. The ac voltage/current output module 105 provides an output interface for two sets of three-phase voltages (a first three-phase ac sampling voltage and a second three-phase ac sampling voltage) and a set of three-phase currents (a three-phase ac sampling current) for the terminal under test. The first path of three-phase alternating-current sampling voltage is directly output through a signal conversion amplifying circuit according to an output voltage value of a debugging scheme output by the human-computer interaction module 103; the second three-phase alternating current sampling voltage can be used as voltage output by another set of debugging settings, or can be used for representing that voltage on the other side of a switch or bus voltage is output to a tested terminal after a built-in analog switch is connected in series with the first three-phase alternating current sampling voltage, the output mode of the second three-phase alternating current sampling voltage is selected, and the second three-phase alternating current sampling voltage is selected in a debugging scheme in a human-computer interaction interface.
Because only one switch interval of the tested terminal is debugged each time, an opening remote signaling, a closing remote signaling and a remote opening and closing quantity used for simulating one switch are built in the comprehensive debugging terminal based on the edge computing platform. And passive YX (+, -) is provided as remote signal input of the tested terminal, and direct current YC (+, -) of 48V is provided as remote output of the tested terminal, so that the remote control/protection function of the tested terminal is realized to control the opening and closing of a switch, and position signals of the switch are acquired to the tested terminal. The analog switch is connected in series with the output of the group II voltage (the second three-phase alternating current sampling voltage) by the signal of the switching-off displacement and the switching-on displacement controlled by the comprehensive debugging terminal based on the edge computing platform, and is simultaneously input to the edge computing platform 101 to be used as the feedback control of the debugging process.
In FIG. 2, YX1+, (FZ) YX1-, (HZ) YX 1-on the analog switch represents the remote signaling input, corresponding to YX2+, (FZ) YX2-, (HZ) on the input/output interface; YC1+, (FZ) YC1-, (HZ) YC 1-on the analog switch represents a remote control output, and YC12+, (FZ) YC12-, (HZ) YC 12-on the corresponding input/output interface. Wherein, FZ represents opening and HZ represents closing.
When the alternating voltage and current output module 105 provides the three-phase alternating sampling voltage for the tested terminal according to the debugging command, the edge computing platform 101 obtains the voltage value collected by the tested terminal on the three-phase alternating sampling voltage through the communication monitoring module 104; the three-phase alternating current sampling voltage is a first path of three-phase alternating current sampling voltage, a second path of three-phase alternating current sampling voltage or series voltage of the first path of three-phase alternating current sampling voltage and the second path of three-phase alternating current sampling voltage.
The analog switch module 106 is used for providing a remote signal input end and a remote control output end for the tested terminal.
When the analog switch module 106 provides remote control output for the terminal to be tested according to the debugging command, the terminal to be tested controls the analog switch to open or close through the open-close module 107, and an open signal generated by the open of the analog switch or a close signal generated by the close action is fed back to the edge computing platform through the open-close module 107.
When the analog switch module 106 provides remote signaling input for the tested terminal according to the debugging command, the analog switch module 106 sends a switching-off signal generated by switching-off or a switching-on signal generated by switching-on action to the tested terminal through the switching-in/out module 107, the tested terminal sends a variation generated according to the switching-off signal or the switching-on signal to the master station, and the variation is fed back to the edge computing platform through the communication monitoring module.
The human-computer interaction module 103 is also used for displaying the debugging result generated by the edge computing platform; the human-computer interaction module 103 is a touch screen. The touch screen supports touch keys and LED lamps for displaying the running state. The touch screen is used for displaying the debugging process in real time, customizing the debugging scheme, controlling the man-machine interaction functions such as the debugging process and the like.
The communication monitoring module 104 is connected in series between the tested terminal and the master station through RS485 or RS232, or the communication monitoring module 104 is connected to a switch for communication between the tested terminal and the master station through RJ 45. The communication monitoring module 104 monitors the communication process in real time without affecting the communication between the terminal to be tested and the master station, and sends the communication process message to the edge computing platform 101 for analysis, thereby comprehensively analyzing the debugging result. The communication monitoring module 104 checks the protocol transmitting and receiving message format, the interactive response and the master station time setting condition in real time, finds out the protocol message error, the communication link establishment instability and the like, and prompts and summarizes the protocol message error and the communication link establishment instability to a debugging report. And data interaction and resource sharing are realized, and a debugging report is comprehensively compiled according to a debugging scheme in combination with communication message analysis.
The comprehensive debugging terminal based on the edge computing platform further comprises a GPS module and a communication module, wherein the GPS module is connected with the edge computing platform 101, and the GPS module is used for time synchronization of the edge computing platform 101.
The communication module is connected with the remote control platform, and the remote control platform realizes the remote control of the comprehensive debugging terminal based on the edge computing platform through the communication module.
The communication module provides a Bluetooth communication interface and a wireless communication interface for the outside, can be connected with an Internet of things system or a handheld control terminal, and has data interaction and remote control functions through Bluetooth and wireless communication. The communication interface supports the application program of the support networking to monitor the debugging process, can send a control command to realize the remote control of the debugging terminal process, and sends a remote setting command to modify the debugging terminal parameters and the like.
The power input module 102 is electrically connected with 220V alternating current; the power input module 102 includes a rectifier for converting the 220V ac power of the utility power into dc power. The power input module 102 is used for providing a direct current 24V output interface and a direct current 48V output interface, and the direct current 24V output interface and the direct current 48V output interface provide a power supply, a remote signaling power supply and a remote control power supply for the terminal to be tested.
The alternating voltage and current output module 105 comprises a digital-to-analog converter, a low-pass filter, a power amplifier and an analog-to-digital converter which are connected in sequence; the digital-to-analog converter is connected with the edge computing platform, the output of the power amplifier is respectively connected with the analog switch module 106 and the analog-to-digital converter, and the analog-to-digital converter is used for feeding back the digital signal after passing through the power amplifier to the edge computing platform; the edge computing platform judges whether the digital signal reaches a preset signal value, and if the digital signal reaches the preset signal value, the power amplifier is used for outputting a first path of three-phase alternating current sampling voltage and three-phase alternating current sampling current.
The edge computing platform 101 is also configured to generate a debugging report according to the debugging result.
The software platform of the comprehensive debugging terminal based on the edge computing platform utilizes the edge computing function, and realizes multi-service data cooperation by using APP deployment and data interaction among APPs aiming at mutual independence of service modules such as monitoring, debugging strategy and debugging report compilation, communication analysis and comprehensive analysis in the debugging process.
The software platform of the comprehensive debugging terminal based on the edge computing platform can display the information dynamics of debugging items and debugging schemes, and can be observed and monitored by field personnel. The debugging method has a comprehensive debugging function and can customize debugging schemes according to different tested terminals. The method can be operated in a comprehensive debugging terminal body based on an edge computing platform, and can also be used for monitoring the debugging process of an application program of the Internet of things through gateway or wireless public network communication, sending a control command to realize remote control of the debugging terminal process, and simultaneously supporting the Internet of things to send a remote setting command to modify the debugging terminal parameters and the like. The debugging software (the software platform of the integrated debugging terminal based on the edge computing platform) mainly comprises three functions, namely routine debugging items, debugging scheme definition and debugging report compilation.
The invention relates to a comprehensive debugging terminal based on an edge computing platform, which is connected with four-remote function debugging software to realize four-remote function debugging: according to the detection test requirements of technical standards on an automatic terminal (a terminal to be detected), the method supports the import or self-definition of a four-remote-point table definition file, combines the definition of the four-remote-point table and communication monitoring messages, and verifies the accuracy of remote signaling, remote measuring, remote control and remote regulation functions of the terminal to be detected.
The remote signaling test comprises a state quantity (remote signaling) input test, a switching value anti-jitter function test and an SOE resolution test.
The remote measurement test comprises an alternating current power frequency input quantity basic error test (alternating current sampling voltage measurement precision, alternating current sampling current measurement precision, active power measurement precision and reactive power measurement precision) and an alternating current power frequency input quantity influence quantity test; testing the function of the remote measuring dead zone; and (5) testing the remote measuring out-of-limit alarm function.
The remote control test comprises remote control process analysis and abnormal self-diagnosis test.
The remote regulation test comprises remote regulation verification and process analysis test.
The invention relates to an edge computing platform-based integrated debugging terminal which is connected with conventional protection debugging software to realize the conventional protection debugging software: the conventional protection debugging software integrates most of testing items of microcomputer protection of the power distribution network, such as a three-section type overcurrent protection test, a relay return, a reset, an action time test, an inverse time limit protection test, a slip test, a harmonic test and the like. After the setting value is input and three-phase wiring is completed, the reliability of the protection function can be verified.
The invention relates to a comprehensive debugging terminal based on an edge computing platform, which is connected with fault playback debugging software to realize fault playback debugging: the device can play back waveform data files (generated by wave recording of a wave recorder or simulation calculation and stored in a COMTRADE format) to realize the functions of fault reproduction and simulation. A variety of playback triggers are provided, including key triggers, time triggers, GPS triggers, and open access point triggers.
The invention relates to a comprehensive debugging terminal based on an edge computing platform, which is connected with state sequence debugging software to realize state sequence debugging: the state series test can conveniently and flexibly simulate various complex fault conditions and test complex logic combinations. The method can be added to 9 states at most, and each state can freely define voltage and current data and simulate complex state changes of the power grid. The action value and the action time of the protection can be obtained and measured through the on-off state of the built-in analog switch. And several common test sequences are prerecorded, such as a primary transient fault, a secondary transient fault (secondary reclosing without locking), a tertiary transient fault (secondary reclosing without locking), and a permanent fault (secondary reclosing with locking).
The invention relates to an edge computing platform-based integrated debugging terminal and integrated debugging scheme software connection, which comprises the following steps: the debugging personnel sets the type of the tested device, the testing function, the input quantity setting and the input time sequence relation required by the testing function, whether to execute the setting of an analog switch and the like, edits the logic relation of all debugging items at one time and finally solidifies the debugging items into an integral debugging scheme. When the same type of debugging is executed, the existing debugging scheme can be directly adopted, and the debugging scheme can be personalized edited and filed according to the difference of the manufacturer and the type of the tested device. And the debugging software is supported to remotely set the debugging scheme definition of the debugging terminal and execute the debugging scheme definition through an Internet of things platform or a wireless network.
The invention relates to a comprehensive debugging terminal based on an edge computing platform, which is connected with debugging report compiling software: the debugging report template is provided, the debugging scheme process and the input and output conditions of the debugging terminal are analyzed, the debugging report can be uploaded to the application of the Internet of things in a communication mode, the debugging report is automatically generated, remote compilation of remote debugging personnel is facilitated, manual recording is not needed, and the terminal acceptance efficiency is greatly improved.
The comprehensive debugging terminal based on the edge computing platform is a miniaturized and highly integrated chip, has an edge computing function, and supports an intelligent debugging terminal (a terminal to be tested) which is remotely controlled by an internet of things. The comprehensive debugging terminal based on the edge computing platform supports electrical connection with various medium and low voltage monitoring devices and provides state signal quantities such as analog electrical measurement values such as current and voltage quantities, switch opening and closing quantities and the like; the device is provided with an analog switch for executing remote control commands; the method has the advantages of conventional relay tester protection function test, fault recording reproduction and the like; the method has the advantages that the output sequence is customized, and the remote system or software is supported to control debugging parameters and schemes; meanwhile, communication between the terminal to be tested and the master station is not influenced, and a debugging report is compiled according to debugging content and a communication comprehensive analysis result.
The comprehensive debugging terminal based on the edge computing platform supports remote debugging personnel to control the debugging process through the human-computer interaction module, and has a self-defined and automatically-executed closed-loop simulation fault function.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
The principle and the embodiment of the present invention are explained by applying specific examples, and the above description of the embodiments is only used to help understanding the method and the core idea of the present invention; meanwhile, for a person skilled in the art, according to the idea of the present invention, the specific embodiments and the application range may be changed. In view of the above, the present disclosure should not be construed as limiting the invention.
Claims (7)
1. An integrated debugging terminal based on an edge computing platform is characterized by comprising the edge computing platform, a man-machine interaction module, a power input module, a communication monitoring module, an alternating voltage and current output module, an input/output module and an analog switch module, wherein the man-machine interaction module, the power input module, the communication monitoring module, the alternating voltage and current output module and the input/output module are all connected with the edge computing platform, and the input/output module is connected with the analog switch module; the communication monitoring module is used for monitoring the communication process between the terminal to be tested and the master station in real time and sending a communication message generated in the communication process to the edge computing platform; the edge computing platform is used for generating a debugging result according to the communication message; the tested terminal is an electrical device which is used for detecting medium-voltage distribution network equipment or low-voltage distribution network equipment; the master station is a cloud scheduling master station connected with a plurality of tested terminals; the human-computer interaction module is used for inputting debugging commands; the alternating voltage and current output module is used for providing a first path of three-phase alternating current sampling voltage, a second path of three-phase alternating current sampling voltage and three-phase alternating current sampling current; the open-in and open-out module is used for providing an open-in and open-out interface for the tested terminal; the analog switch module comprises an analog switch, and the analog switch is used for simulating switch opening and switch closing; the analog switch module is connected with the second three-phase alternating current sampling voltage in series; the analog switch module is also used for realizing the series connection of the first path of three-phase alternating current sampling voltage and the second path of three-phase alternating current sampling voltage;
when the alternating voltage and current output module provides three-phase alternating sampling voltage for the tested terminal according to the debugging command, the edge computing platform obtains the voltage value acquired by the tested terminal for the three-phase alternating sampling voltage through the communication monitoring module; the three-phase alternating current sampling voltage is the first path of three-phase alternating current sampling voltage, the second path of three-phase alternating current sampling voltage or the series voltage of the first path of three-phase alternating current sampling voltage and the second path of three-phase alternating current sampling voltage.
2. The integrated debugging terminal based on the edge computing platform of claim 1, wherein the analog switch module is used for providing a remote signaling input end and a remote control output end for the tested terminal;
when the analog switch module provides remote control output for the tested terminal according to the debugging command, the tested terminal controls the switching-off or switching-on of the analog switch through the switching-on/off module, and a switching-off signal generated by the switching-off of the analog switch or a switching-on signal generated by the switching-on action of the analog switch is fed back to the edge computing platform through the switching-on/off module;
when the analog switch module provides remote signaling input for the tested terminal according to the debugging command, the analog switch module sends a switching-off signal generated by switching-off or a switching-on signal generated by switching-on action to the tested terminal through the switching-on/off module, the tested terminal sends a variable quantity generated according to the switching-off signal or the switching-on signal to a main station, and the variable quantity is fed back to the edge computing platform through the communication monitoring module.
3. The integrated debugging terminal based on the edge computing platform of claim 1, wherein the human-computer interaction module is further configured to display the debugging result generated by the edge computing platform; the human-computer interaction module is a touch screen.
4. The integrated debugging terminal based on edge computing platform of claim 1, wherein the communication monitoring module is connected in series between the tested terminal and the master station through RS485 or RS232, or the communication monitoring module is connected to a switch through RJ45, where the tested terminal communicates with the master station.
5. The integrated debugging terminal based on edge computing platform of claim 1, further comprising a GPS module, wherein the GPS module is connected with the edge computing platform, and the GPS module is used for pairing the edge computing platform.
6. The integrated debugging terminal based on edge computing platform of claim 1, wherein the power input module is connected with 220V AC; the power input module comprises a rectifier, and the rectifier is used for converting 220V alternating current of mains supply into direct current.
7. The integrated debugging terminal based on the edge computing platform of claim 1, wherein the alternating voltage and current output module comprises a digital-to-analog converter, a low-pass filter, a power amplifier and an analog-to-digital converter which are connected in sequence; the digital-to-analog converter is connected with the edge computing platform, the output of the power amplifier is respectively connected with the analog switch module and the analog-to-digital converter, and the analog-to-digital converter is used for feeding back a digital signal after passing through the power amplifier to the edge computing platform; the edge computing platform judges whether the digital signal reaches a preset signal value, and if the digital signal reaches the preset signal value, the power amplifier is used for outputting the first path of three-phase alternating current sampling voltage and three-phase alternating current sampling current.
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