Electromechanical management system bus monitor

Abstract

The invention provides an electromechanical management system bus monitor which comprises a portable reinforcing machine, a modular expansion cabin is arranged at the bottom of the portable reinforcing machine, four PCI bus slots are integrated in the modular expansion cabin, and bus simulation cards with four PCI interfaces, namely HB6096, ARINC825, 1553B and AFDX, are respectively mounted in the four PCI bus slots; the portable reinforcing machine is further provided with a signal interface box used for connecting the interfaces of the four PCI bus simulation cards with an airplane interface. Electromechanical monitoring software is configured in the portable reinforcing machine and comprises a real-time monitoring module, a data playback module, a protocol analysis module and an interface setting module. According to the bus monitor, real-time monitoring and fault analysis of various electromechanical buses, bus data recording and data playback analysis can be implemented on an outfield aircraft, and the fault diagnosis efficiency of an aircraft electromechanical management system can be improved.

Description

Technical Field

[0001] This invention relates to the field of avionics system monitoring technology, and specifically to a bus monitor for an electromechanical management system. Background Technology

[0002] Aircraft Electromechanical and Mechanical Management System (EMMS) bus monitoring equipment is a critical tool in avionics systems, used for real-time monitoring, analysis, and verification of communication data between aircraft electromechanical systems (such as hydraulic, fuel, environmental control, and electrical systems) and the avionics bus. This type of equipment must meet high reliability, real-time performance, and compliance with aviation standards. However, current aircraft EMMS bus monitoring equipment suffers from the following technical challenges: Current monitoring equipment can only be used for indoor testing in laboratories and cannot be used directly in the field environment of aircraft. Specifically, this includes: 1) Poor bus compatibility: Traditional equipment only supports a single bus protocol and cannot adapt to the complex system environment of multiple buses working together; 2) Low data analysis efficiency: Existing monitoring tools lack dedicated protocol parsing modules and require manual comparison of interface control files (ICDs); 3) Insufficient portability: Ruggedized equipment is bulky and cannot meet the needs of rapid deployment in the field. Summary of the Invention

[0003] In view of this, embodiments of this application provide an electromechanical management system bus monitor, which can perform real-time monitoring and fault analysis of various electromechanical buses on field aircraft, as well as bus data recording and data playback analysis, thereby improving the fault diagnosis efficiency of the aircraft electromechanical management system.

[0004] This application provides the following technical solution: an electromechanical management system bus monitor, comprising: a portable ruggedized machine, wherein a modular expansion compartment is provided at the bottom of the portable ruggedized machine, the interior of the modular expansion compartment integrates four PCI bus slots, and the four PCI bus slots are respectively equipped with bus emulation cards with four PCI interfaces: HB6096, ARINC825, 1553B, and AFDX; the portable ruggedized machine is also equipped with a signal interface box for connecting the interfaces of the four PCI bus emulation cards to the aircraft interface; The portable ruggedized machine is equipped with electromechanical monitoring software, which includes a real-time monitoring module, a data playback module, a protocol parsing module, and an interface setting module. The real-time monitoring module is used to receive data from various buses of the onboard electromechanical management system, process it, and display it in real time. The data playback module is used to process and play back the data. The protocol parsing module is used to parse the bus communication protocol and interface control file of the electromechanical management system into a data structure that the electromechanical monitoring software can recognize. The interface setting module is used to configure the data display interface.

[0005] According to one embodiment of this application, the portable ruggedizer is a Getac X500 ruggedizer.

[0006] According to one embodiment of this application, the housing of the signal interface box is integrally formed from aluminum alloy, and a quick-release rectangular connector for outputting HB6096 signal, two ARINC825 bus connectors, two 1553B bus connectors, and two RJ45 connectors for outputting AFDX signal are respectively installed on the housing.

[0007] According to one embodiment of this application, the real-time monitoring module performs real-time restoration processing on the received bus data, converts it into corresponding engineering values, selects multiple parameters or retrieves parameters, and displays the data in real-time in the form of reports and curves.

[0008] According to one embodiment of this application, the real-time monitoring module is further configured to record the monitored data in the form of a data file while performing real-time monitoring.

[0009] According to one embodiment of this application, the data playback module is used for processing and playing back data, including: The data playback module is used to process the recorded data, including data preprocessing, data decoding and restoration, and data file generation; the data playback module is also used to select tasks and parameters in the data generated by the processing results; the data playback module is also used to play back the data in the form of curves and reports.

[0010] According to one embodiment of this application, the protocol parsing module converts the user-provided XML or Excel file format ICD file into a binary signal configuration file, sets the working parameters of the signal simulation card according to the signal configuration file, and decodes and restores the collected bus data into engineering values.

[0011] This invention proposes a bus monitor for an electromechanical management system based on a portable ruggedized computer. It integrates HB6096, ARINC825, 1553B, and AFDX bus acquisition modules. Dedicated bus monitoring and data analysis / playback software has been developed specifically for the bus communication protocol and interface control files of a certain type of aircraft's electromechanical management system. The device can connect to the aircraft's electromechanical management system bus to achieve bus monitoring and data analysis functions.

[0012] Compared with the prior art, the beneficial effects that can be achieved by the above-mentioned at least one technical solution adopted in the embodiments of this specification include at least the following: the bus monitor of the embodiments of the present invention can perform real-time monitoring and fault analysis of multiple electromechanical buses on field aircraft, as well as bus data recording and data playback analysis, which can improve the fault diagnosis efficiency of the aircraft electromechanical management system, and is particularly suitable for real-time data acquisition, protocol parsing and fault diagnosis scenarios of aircraft electromechanical system buses. Attached Figure Description

[0013] To more clearly illustrate the technical solutions of the embodiments of this application, the drawings used in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of this application. For those skilled in the art, other drawings can be obtained based on these drawings without creative effort.

[0014] Figure 1 This is a schematic diagram of the hardware structure of the electromechanical management system bus monitor according to an embodiment of the present invention; Figure 2 This is a software functional block diagram of the electromechanical management system bus monitor according to an embodiment of the present invention. Detailed Implementation

[0015] The embodiments of this application will now be described in detail with reference to the accompanying drawings.

[0016] The following specific examples illustrate the implementation of this application. Those skilled in the art can easily understand other advantages and effects of this application from the content disclosed in this specification. Obviously, the described embodiments are only a part of the embodiments of this application, and not all of them. This application can also be implemented or applied through other different specific embodiments, and the details in this specification can also be modified or changed based on different viewpoints and applications without departing from the spirit of this application. It should be noted that, in the absence of conflict, the following embodiments and features in the embodiments can be combined with each other. Based on the embodiments in this application, all other embodiments obtained by those skilled in the art without creative effort are within the scope of protection of this application.

[0017] like Figures 1-2As shown, this embodiment of the invention provides a bus monitor for an electromechanical management system, including: a portable ruggedized unit, the bottom of which is provided with a modular expansion compartment, the interior of which integrates four PCI bus slots, and the four PCI bus slots respectively install bus emulation cards with four PCI interfaces: HB6096, ARINC825, 1553B, and AFDX; the portable ruggedized unit is also equipped with a signal interface box for connecting the interfaces of the four PCI bus emulation cards to the aircraft interface; The portable ruggedized machine is equipped with electromechanical monitoring software, which includes a real-time monitoring module, a data playback module, a protocol parsing module, and an interface setting module. The real-time monitoring module is used to receive data from various buses of the onboard electromechanical management system, process it, and display it in real time. The data playback module is used to process and play back the data. The protocol parsing module is used to parse the bus communication protocol and interface control file of the electromechanical management system into a data structure that the electromechanical monitoring software can recognize. The interface setting module is used to configure the data display interface.

[0018] The electromechanical management system bus monitor of this invention integrates four bus simulation modules and signal interface boxes on a ruggedized portable computer, specifically integrating the acquisition and monitoring functions of four buses: HB6096 bus, ARINC825 bus, 1553B bus, and AFDX bus. It also includes bus monitoring software and data analysis and playback software, suitable for real-time monitoring and fault analysis of the electromechanical bus on aircraft. The software has a protocol file conversion function, which can convert user-provided XML and Excel format ICD files into software-adapted signal configuration files, thereby parsing and restoring the acquired bus data into engineering value (physical quantity) data, improving the efficiency of real-time monitoring and fault analysis. The real-time monitoring software has the function of selecting multiple parameters or retrieving parameters, the function of displaying data in real-time in the form of reports and curves, and the function of data recording; the data playback software has data processing, parameter selection, curve playback, and report playback functions.

[0019] In specific implementation, the electromechanical management system bus monitor of this invention consists of a hardware platform and a software system.

[0020] 1. Hardware components The hardware structure diagram of the device is as follows: Figure 1 As shown.

[0021] (1) Portable reinforcement machine The Getac X500 ruggedized chassis is used, with a modular expansion compartment added to the bottom of the chassis. The expansion compartment integrates four PCI bus slots, which can accommodate four PCI interface bus emulation cards: HB6096, ARINC825, 1553B, and AFDX.

[0022] (2) Signal interface box, used to connect the aircraft interface to the interfaces of four PCI bus emulation cards.

[0023] The housing of the signal interface box is made of aluminum alloy in one piece. One quick-release rectangular connector is installed on the housing to output HB6096 signal, two ARINC825 bus connectors are installed, two 1553B bus connectors are installed, and two RJ45 connectors are installed to output AFDX signal.

[0024] 2. Software System The functional block diagram of the bus monitoring and analysis software is as follows: Figure 2 As shown.

[0025] (1) Real-time monitoring software The main functions of real-time monitoring software include: a. Receive data from various buses of the electromechanical management system (on the aircraft), process and restore the data frames in real time, and convert them into corresponding engineering values ​​(the data processing protocol is required in the bus communication protocol and interface control file of the electromechanical management system of a certain type of aircraft). Multiple parameters can be selected or parameters can be retrieved, and the data can be displayed in real time in the form of reports and curves. b. While monitoring in real time, record the monitored data in the form of data files; (2) Data playback software Main functions of data playback software: a. Data processing: capable of processing recorded data, including data preprocessing, data decoding and restoration, and data file generation; b. Data selection: The processed data file allows for viewing historical data information. c. Parameter selection: Tasks and parameters can be selected from the data generated by the processing results; d. Curve playback: It can display engineering value data in the form of a two-dimensional curve, and you can select the time, parameters, and curve color; e. Report playback: Displays project data in a two-dimensional report format. You can select a file, display parameters, time period, time interval, print settings, print preview, and print output.

[0026] (3) Protocol parsing software The protocol parsing software is used to parse the bus communication protocol and interface control files of a certain type of aircraft's electromechanical management system into a data structure that can be recognized by the analysis and processing software. Specifically, the protocol parsing software converts user-provided XML and Excel format ICD files into binary signal configuration files, sets the working parameters of the signal simulation card according to the signal configuration files, and decodes and restores the collected bus data into engineering values ​​(physical quantities).

[0027] The electromechanical management system bus monitor of this invention is particularly suitable for real-time data acquisition, protocol parsing, and fault diagnosis of aircraft electromechanical system buses. This device can monitor four types of data in real time: HB6096, ARINC825, 1553B, and AFDX buses, and supports data playback analysis, greatly improving the efficiency of on-site fault analysis and post-fault troubleshooting of aircraft electromechanical buses.

[0028] The above description is merely a specific embodiment of this application, but the scope of protection of this application is not limited thereto. Any variations or substitutions that can be easily conceived by those skilled in the art within the technical scope disclosed in this application should be included within the scope of protection of this application. Therefore, the scope of protection of this application should be determined by the scope of the claims.

Claims

1. A bus monitor for an electromechanical management system, characterized in that, include: A portable ruggedized machine has a modular expansion compartment at its bottom. The compartment integrates four PCI bus slots, each housing a bus emulation card with a PCI interface: HB6096, ARINC825, 1553B, and AFDX. The machine also includes a signal interface box for connecting the interfaces of the four PCI bus emulation cards to the aircraft's interface. The portable ruggedized machine is equipped with electromechanical monitoring software, which includes a real-time monitoring module, a data playback module, a protocol parsing module, and an interface setting module. The real-time monitoring module is used to receive data from various buses of the onboard electromechanical management system, process it, and display it in real time. The data playback module is used to process and play back the data. The protocol parsing module is used to parse the bus communication protocol and interface control file of the electromechanical management system into a data structure that the electromechanical monitoring software can recognize. The interface setting module is used to configure the data display interface.

2. The electromechanical management system bus monitor according to claim 1, characterized in that, The portable ruggedization machine is the Getac X500 ruggedized machine.

3. The electromechanical management system bus monitor according to claim 1, characterized in that, The housing of the signal interface box is made of aluminum alloy in one piece, and a quick-release rectangular connector for outputting HB6096 signal, two ARINC825 bus connectors, two 1553B bus connectors, and two RJ45 connectors for outputting AFDX signal are respectively installed on the housing.

4. The electromechanical management system bus monitor according to claim 1, characterized in that, The real-time monitoring module performs real-time restoration processing on the received bus data, converts it into corresponding engineering values, and selects multiple parameters or retrieves parameters to display the data in real-time in the form of reports and curves.

5. The electromechanical management system bus monitor according to claim 4, characterized in that, The real-time monitoring module is also used to record the monitored data in the form of data files while monitoring in real time.

6. The electromechanical management system bus monitor according to claim 1, characterized in that, The data playback module is used for data processing and playback, including: The data playback module is used to process the recorded data, including data preprocessing, data decoding and restoration, and data file generation; the data playback module is also used to select tasks and parameters in the data generated by the processing results; the data playback module is also used to play back the data in the form of curves and reports.

7. The electromechanical management system bus monitor according to claim 1, characterized in that, The protocol parsing module converts the user-provided XML and Excel-formatted ICD files into binary signal configuration files, sets the operating parameters of the signal simulation card according to the signal configuration files, and decodes and restores the collected bus data to engineering values.

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