CN113219856A - Virtual testing device and simulation method for civil aircraft airborne information system - Google Patents
Virtual testing device and simulation method for civil aircraft airborne information system Download PDFInfo
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Abstract
The invention provides a civil aircraft airborne information system virtual testing device and a simulation method thereof.A virtual testing main control module of an airborne information system completes the execution scheduling function of an avionics system simulation main control module and the execution scheduling function of the airborne information system simulation main control module; the airborne information system simulation master control module completes master control and data display of airborne information system simulation, and meanwhile receives airborne information network messages collected and analyzed by the airborne information network message analysis module and synchronously displays the messages. The invention realizes the simultaneous test of the data interface of the avionic system and the data interface of the airborne information system, effectively isolates the fault transmission among the functional modules, improves the reliability of the device, provides flexibility for adding new functional modules and effectively improves the elasticity of the architecture.
Description
Technical Field
The invention relates to the field of civil aircraft airborne information, in particular to a testing device and a simulation method for civil aircraft airborne information.
Background
The civil aircraft onboard information system can provide video sensing capability for the inside and outside states of the aircraft for onboard personnel, provide information support for maintenance operation of maintenance personnel, provide general information processing capability for the aircraft, support the residence and operation of low-security-level applications, and ensure that a high-security-level data network is not influenced by a low-security-level data network. With the application of virtualization technology to onboard information systems, onboard information system virtualization computing platforms have emerged. The airborne information system virtualization computing platform adopts a multi-core processor and a virtualization management technology, and can realize that a plurality of virtual partitions run on one hardware module and the partitions run in an isolated mode.
The airborne information system virtualization computing platform requires that the test equipment can realize the data acquisition, filtration and analysis of the avionic network and the data acquisition, filtration and analysis of the airborne information network while executing the data interface test of the avionic system and the data interface test of the airborne information system. The existing airborne information system test equipment is developed aiming at the traditional non-virtualized airborne information system, and the test requirement of the airborne information system virtualization computing platform cannot be met.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides a civil aircraft airborne information system virtual testing device and a simulation method thereof, and effectively solves the problem that a special function testing and verifying device is lacked for a civil aircraft airborne information system virtualization computing platform.
The technical scheme adopted by the invention for solving the technical problems is as follows:
a civil aircraft airborne information system virtual testing device comprises an airborne information system virtual testing main control module (100), an avionics system simulation main control module (101) and an airborne information system simulation main control module (108); the virtual test main control module (100) of the airborne information system is a main control module of the device and completes the execution scheduling function of the simulation main control module (101) of the avionics system and the execution scheduling function of the simulation main control module (108) of the airborne information system;
the avionics system simulation main control module (101) completes the control and data display of avionics system message simulation, and sets the avionics messages to be simulated by the avionics network message simulation module (105); meanwhile, receiving the avionic messages analyzed by the avionic network message monitoring and analyzing module (102), and synchronously displaying the avionic messages;
the airborne information system simulation main control module (108) completes main control and data display of airborne information system simulation, and the scheduling aircraft parameter service message simulation module (109), the aircraft transmission service message simulation module (110) and the airborne information system comprehensive maintenance message simulation module (111) execute corresponding message simulation excitation functions; meanwhile, the onboard information network message analysis module (113) is responsible for receiving the onboard information network messages which are collected and analyzed by the onboard information network message analysis module and synchronously displaying the onboard information network messages.
The avionic network message monitoring and analyzing module (102) monitors avionic network messages, and dispatches an avionic network ARINC429 data acquisition module (103) and an avionic network ARINC664P7 data acquisition module (104) to perform avionic network data acquisition; analyzing the acquired data, and transmitting the analyzed data to an avionic simulation main control module (101);
the avionics network ARINC429 data acquisition module (103) acquires ARINC429 original data; the module has two modes of silence and work, after initialization, the module firstly enters the silence mode, and when receiving an acquisition instruction, the module enters the work mode; after receiving an acquisition instruction sent by an avionic network message monitoring and analyzing module (102), entering a working mode from a silent mode, acquiring ARINC429 original data in the working mode, filtering out original data set by the acquisition instruction, and sending the original data to the avionic network message monitoring and analyzing module (102); after a stop instruction sent by an avionic network message monitoring and analyzing module (102) is received, the working mode enters a silent mode;
the avionic network ARINC664P7 data acquisition module (104) acquires ARINC664P7 original data; the method comprises two modes of silence and work, and after receiving an acquisition instruction sent by an avionic network message monitoring and analyzing module (102), the silence mode enters the work mode; in a working mode, acquiring ARINC664P7 original data, filtering out the original data set by an acquisition instruction, and sending the original data to a message monitoring and analyzing module (102) of the aviation network; and after a stop instruction sent by the avionic network message monitoring and analyzing module (102) is received, the module enters a silent mode from a working mode.
The avionic network message simulation module (105) completes a simulation avionic network message simulation function, receives simulation setting parameters sent by the avionic system simulation main control module (101), automatically creates an avionic network message according to the parameters, and then sends the avionic network message to the avionic network ARINC429 data excitation module (106) and the avionic network ARINC664P7 data excitation module (107) through message instructions;
the avionic network ARINC429 data excitation module (106) is responsible for creating and sending ARINC429 frame data, the module has two modes of silence and work, when a message instruction sent by the avionic network message simulation module (105) is received, the module enters the work mode, and at the moment, the module creates ARINC429 frame data according to the avionic network message in the instruction and sends the ARINC429 frame data to an ARINC429 bus; when the module receives a stop instruction, stopping sending, and then entering a silent mode;
the avionic network ARINC664P7 data excitation module (107) is responsible for creating and sending ARINC664P7 frame data, the module has two modes of silence and work, and when a message instruction sent by the avionic network message simulation module (105) is received, the module enters the work mode from the silence mode; at the moment, the module creates ARINC664P7 frame data according to the avionics network messages in the command and sends the ARINC664P7 frame data to an ARINC664P7 bus; when the module receives the stop instruction, the module stops sending and then enters a silent mode.
The aircraft parameter service message simulation module (109) is responsible for message simulation of aircraft parameter service, receives a message control instruction sent by the airborne information system simulation main control module (108), creates a corresponding aircraft parameter service message according to the instruction, and dispatches the airborne information network data excitation module (112) to send message data.
The aircraft transmission service message simulation module (110) is responsible for message simulation of aircraft transmission service, receives a message control instruction sent by the airborne information system simulation main control module (108), creates a corresponding aircraft transmission service message according to the instruction, and dispatches the airborne information network data excitation module (112) to send message data.
The airborne information system comprehensive maintenance message simulation module (111) is responsible for airborne information system comprehensive maintenance message simulation, receives a message control instruction sent by the airborne information system simulation main control module (108), creates a corresponding airborne information system comprehensive maintenance message according to the instruction, and dispatches the airborne information network data excitation module (112) to send message data.
The airborne information network data excitation module (112) is responsible for message data transmission of an airborne information network, the module has two modes of silence and work, and after receiving a message transmission instruction transmitted by the aircraft parameter service message simulation module (109), the aircraft transmission service message simulation module (110) and the airborne information system comprehensive maintenance message simulation module (111), the module enters the work mode; at the moment, the module creates airborne information network frame data according to the instruction and sends the airborne information network frame data to the airborne information network, and when the module receives a stop instruction sent by the airborne information system simulation main control module (108), the module enters a silent mode.
The airborne information network message analysis module (113) monitors and analyzes airborne information network messages; the module calls an airborne information network data acquisition module (114) to acquire and record the original data of the airborne information network; the module analyzes the acquired original data and transmits the analyzed data to the airborne information system simulation main control module (108).
The airborne information network data acquisition module (114) acquires the original data of the airborne information network, and the module has two modes of silence and work; the module enters a working mode after receiving a collection instruction sent by the airborne information network message analysis module (113), and in the working mode, the module collects original data on an airborne information network, filters out original data specified by the collection instruction and sends the original data to the airborne information network message analysis module (113), and when receiving a stop instruction sent by the airborne information network message analysis module (113), the module enters a silent mode.
The invention also provides a simulation method of the civil aircraft airborne information system virtual testing device, and the avionics system data simulation excitation steps are as follows:
step 1, an airborne information system virtual test main control module (100) runs an avionic network simulation main control module (101) and starts to execute avionic network data message simulation;
step 2, operating a avionic network message simulation module (105) and setting avionic network ARINC664P7 simulation messages;
step 3, operating an avionic network message simulation module (105) and setting an avionic network ARINC429 simulation message;
step 4, operating a avionic network ARINC664P7 data excitation module (107) and executing data excitation of the avionic network ARINC664P 7;
step 5, operating an avionic network ARINC429 data excitation module (106) to execute avionic network ARINC429 data excitation;
step 6, the avionics network simulation main control module (101) judges whether to stop data excitation, if so, the step 7 is executed, and if not, the step 4 is executed;
step 7, stopping the data excitation of the avionic network ARINC429 by the avionic network ARINC429 data excitation module (106);
and 8, stopping the data excitation of the avionic network ARINC664P7 by the data excitation module (107) of the avionic network ARINC664P7, and finishing the execution.
The invention also provides a simulation method of the civil aircraft airborne information system virtual testing device, and the avionics system data monitoring and analyzing steps are as follows:
step 1, an airborne information system virtual test main control module (100) runs an avionic network simulation main control module (101) and starts to execute an avionic network data monitoring and analyzing process;
step 2, the avionic network message monitoring and analyzing module (102) sets an avionic network ARINC664P7 to collect messages;
step 3, the avionic network message monitoring and analyzing module (102) sets an avionic network ARINC429 to collect messages;
step 4, the avionic network ARINC664P7 data acquisition module (104) executes avionic network ARINC664P7 data acquisition and filtration according to the setting completed in the step 2;
step 5, the avionic network ARINC429 data acquisition module (103) executes avionic network ARINC429 data acquisition and filtering according to the setting completed in the step 3;
step 6, the avionic network message monitoring and analyzing module (102) executes the analysis of the avionic network original data;
step 7, the avionics network simulation main control module (101) judges whether to stop data acquisition, if so, step 8 is executed, and if not, step 4 is executed;
step 8, stopping the data acquisition of the avionics network ARINC429 by the avionics network ARINC429 data acquisition module (103);
and 9, stopping the data acquisition of the avionics network ARINC664P7 by the avionics network ARINC664P7 data acquisition module (104), and finishing the execution.
The invention also provides a simulation method of the virtual testing device of the civil aircraft airborne information system, and the data simulation and excitation steps of the airborne information system are as follows:
step 1, operating an airborne information system simulation main control module (108) by an airborne information system virtual test main control module (100) and executing airborne information system data simulation excitation;
step 2, an airborne information system simulation master control module (108) sets an aircraft parameter service simulation message;
step 3, an airborne information system simulation master control module (108) sets aircraft transmission service simulation information;
step 4, the airborne information system simulation master control module (108) sets an airborne information system comprehensive maintenance simulation message;
step 5, the aircraft parameter service message simulation module (109) dispatches the airborne information network data excitation module (112) to execute the data excitation of the aircraft parameter service simulation message;
step 6, the aircraft transmission service message simulation module (110) dispatches the airborne information network data excitation module (112) to execute the data excitation of the aircraft transmission service simulation message;
step 7, the airborne information system comprehensive maintenance message simulation module (111) dispatches the airborne information network data excitation module (112) to execute the airborne information system comprehensive maintenance message data excitation;
step 8, the airborne information system simulation main control module (108) judges whether to stop data excitation, if so, step 9 is executed, and if not, step 5 is executed;
and 9, stopping the airborne information network data excitation by the airborne information network data excitation module (112), and finishing the execution.
The invention also provides a simulation method of the civil aircraft airborne information system virtual testing device, and the airborne information system data acquisition and analysis steps are as follows:
step 1, operating an airborne information system simulation main control module (108) by an airborne information system virtual test main control module (100) and starting to execute an airborne information network data acquisition and analysis process;
step 2, an airborne information network acquisition message is set by an airborne information system simulation master control module (108);
step 3, the airborne information network message analysis module (113) dispatches the airborne information network data acquisition module (114) to execute airborne information network data acquisition;
step 4, the airborne information network data acquisition module (114) performs airborne information network data filtering;
step 5, the airborne information network message analysis module (113) executes airborne information network data analysis;
step 6, the airborne information system simulation main control module (108) judges whether to stop data acquisition, if so, step 7 is executed, and if not, step 3 is executed;
and 7, stopping the airborne information network data acquisition by the airborne information network data acquisition module (114), and finishing the execution.
The invention has the beneficial effects that:
1. the main control virtual partition, the avionics system simulation virtual partition and the airborne information system simulation virtual partition are arranged in the civil aircraft airborne information system virtual testing device, and the 3 virtual partitions are operated simultaneously, so that the data interface test of the avionics system, the airborne information system data interface test, the avionics network data acquisition, filtering and analysis and the airborne information network data acquisition, filtering and analysis are simultaneously carried out.
2. According to the invention, the airborne information system virtual test main control module, the related avionics system simulation module and the related airborne information system simulation module are respectively deployed in different partitions, so that fault transmission among the functional modules can be effectively isolated, and the reliability of the device is improved.
3. The invention realizes the cooperative work among the functional modules by adopting an instruction mode, can reduce the coupling among the functional modules, provides flexibility for adding new functional modules and effectively improves the framework elasticity.
Drawings
Fig. 1 is a virtual testing device architecture of a civil aircraft airborne information system according to the present invention.
Fig. 2 is a simulation excitation process of avionics system data according to the present invention.
Fig. 3 is a process of monitoring and analyzing avionics system data according to the present invention.
FIG. 4 is a data simulation excitation process of the airborne information system of the present invention.
Fig. 5 is a data collection and analysis process of the airborne information system of the present invention.
Detailed Description
The invention is further illustrated with reference to the following figures and examples.
The invention realizes a virtual testing device for a civil aircraft airborne information system.
1. Constitution of virtual testing device for civil aircraft airborne information system
A virtual testing device for an airborne information system of a civil aircraft has a composition framework shown in figure 1, and specifically comprises an airborne information system virtual testing main control module (100), an avionics system simulation main control module (101) and an airborne information system simulation main control module (108); the virtual test main control module (100) of the airborne information system is a main control module of the device, and completes the execution scheduling function of the simulation main control module (101) of the avionics system and the execution scheduling function of the simulation main control module (108) of the airborne information system.
The avionics system simulation main control module (101) completes the control and data display of avionics system message simulation, and sets the avionics messages to be simulated by the avionics network message simulation module (105); meanwhile, receiving the avionic messages analyzed by the avionic network message monitoring and analyzing module (102), and synchronously displaying the avionic messages;
the airborne information system simulation main control module (108) completes main control and data display of airborne information system simulation, and the scheduling aircraft parameter service message simulation module (109), the aircraft transmission service message simulation module (110) and the airborne information system comprehensive maintenance message simulation module (111) execute corresponding message simulation excitation functions; meanwhile, the onboard information network message analysis module (113) is responsible for receiving the onboard information network messages which are collected and analyzed by the onboard information network message analysis module and synchronously displaying the onboard information network messages.
The avionic network message monitoring and analyzing module (102) monitors avionic network messages, and dispatches an avionic network ARINC429 data acquisition module (103) and an avionic network ARINC664P7 data acquisition module (104) to perform avionic network data acquisition; and analyzing the acquired data, and transmitting the analyzed data to the avionic simulation main control module (101).
The avionics network ARINC429 data acquisition module (103) acquires ARINC429 original data; the module has two modes of silence and work, after initialization, the module firstly enters the silence mode, and when receiving an acquisition instruction, the module enters the work mode; after receiving an acquisition instruction sent by an avionic network message monitoring and analyzing module (102), entering a working mode from a silent mode, acquiring ARINC429 original data in the working mode, filtering out original data set by the acquisition instruction, and sending the original data to the avionic network message monitoring and analyzing module (102); and after a stop instruction sent by the avionic network message monitoring and analyzing module (102) is received, the working mode enters a silent mode.
The avionic network ARINC664P7 data acquisition module (104) acquires ARINC664P7 original data; the method comprises two modes of silence and work, and after receiving an acquisition instruction sent by an avionic network message monitoring and analyzing module (102), the silence mode enters the work mode; in a working mode, acquiring ARINC664P7 original data, filtering out the original data set by an acquisition instruction, and sending the original data to a message monitoring and analyzing module (102) of the aviation network; and after a stop instruction sent by the avionic network message monitoring and analyzing module (102) is received, the module enters a silent mode from a working mode.
The avionic network message simulation module (105) completes a simulation avionic network message simulation function, receives simulation setting parameters sent by the avionic system simulation main control module (101), automatically creates an avionic network message according to the parameters, and then sends the avionic network message to the avionic network ARINC429 data excitation module (106) and the avionic network ARINC664P7 data excitation module (107) through message instructions.
The avionic network ARINC429 data excitation module (106) is responsible for creating and sending ARINC429 frame data, the module has two modes of silence and work, when a message instruction sent by the avionic network message simulation module (105) is received, the module enters the work mode, and at the moment, the module creates ARINC429 frame data according to the avionic network message in the instruction and sends the ARINC429 frame data to an ARINC429 bus; when the module receives the stop instruction, the module stops sending and then enters a silent mode.
The avionic network ARINC664P7 data excitation module (107) is responsible for creating and sending ARINC664P7 frame data, the module has two modes of silence and work, and when a message instruction sent by the avionic network message simulation module (105) is received, the module enters the work mode from the silence mode; at the moment, the module creates ARINC664P7 frame data according to the avionics network messages in the command and sends the ARINC664P7 frame data to an ARINC664P7 bus; when the module receives the stop instruction, the module stops sending and then enters a silent mode.
The aircraft parameter service message simulation module (109) is responsible for message simulation of aircraft parameter service, receives a message control instruction sent by the airborne information system simulation main control module (108), creates a corresponding aircraft parameter service message according to the instruction, and dispatches the airborne information network data excitation module (112) to send message data.
The aircraft transmission service message simulation module (110) is responsible for message simulation of aircraft transmission service, receives a message control instruction sent by the airborne information system simulation main control module (108), creates a corresponding aircraft transmission service message according to the instruction, and dispatches the airborne information network data excitation module (112) to send message data.
The airborne information system comprehensive maintenance message simulation module (111) is responsible for airborne information system comprehensive maintenance message simulation, receives a message control instruction sent by the airborne information system simulation main control module (108), creates a corresponding airborne information system comprehensive maintenance message according to the instruction, and dispatches the airborne information network data excitation module (112) to send message data.
The airborne information network data excitation module (112) is responsible for message data transmission of an airborne information network, the module has two modes of silence and work, and after receiving a message transmission instruction transmitted by the aircraft parameter service message simulation module (109), the aircraft transmission service message simulation module (110) and the airborne information system comprehensive maintenance message simulation module (111), the module enters the work mode; at the moment, the module creates airborne information network frame data according to the instruction and sends the airborne information network frame data to the airborne information network, and when the module receives a stop instruction sent by the airborne information system simulation main control module (108), the module enters a silent mode.
The airborne information network message analysis module (113) monitors and analyzes airborne information network messages; the module calls an airborne information network data acquisition module (114) to acquire and record the original data of the airborne information network; the module analyzes the acquired original data and transmits the analyzed data to the airborne information system simulation main control module (108).
The airborne information network data acquisition module (114) acquires the original data of the airborne information network, and the module has two modes of silence and work; the module enters a working mode after receiving a collection instruction sent by the airborne information network message analysis module (113), and in the working mode, the module collects original data on an airborne information network, filters out original data specified by the collection instruction and sends the original data to the airborne information network message analysis module (113), and when receiving a stop instruction sent by the airborne information network message analysis module (113), the module enters a silent mode.
2. Virtual partition composition of virtual testing device of civil aircraft airborne information system
As shown in fig. 1, the virtual testing device for the civil aircraft airborne information system includes 3 virtual partitions, which are a master control virtual partition, an avionics system simulation virtual partition, and an airborne information system simulation virtual partition. When the device is started, 3 virtual partitions work simultaneously.
The functional module deployment in each virtual partition is specifically as follows:
(1) main control virtual partition: an onboard information system virtual test master control module (100) is deployed.
(2) Simulation virtual partitioning of the avionic system: the system comprises a deployment avionics system simulation main control module (101), an avionics network message monitoring and analyzing module (102), an avionics network ARINC429 data acquisition module (103), an avionics network ARINC664P7 data acquisition module (104), an avionics network message simulation module (105), an avionics network ARINC429 data excitation module (106) and an avionics network ARINC664P7 data excitation module (107).
(3) And (3) simulating virtual partitioning of an airborne information system: the system comprises a deployment airborne information system simulation main control module (108), an aircraft parameter service message simulation module (109), an aircraft transmission service message simulation module (110), an airborne information system comprehensive maintenance message simulation module (111), an airborne information network data excitation module (112), an airborne information network message analysis module (113) and an airborne information network data acquisition module (114).
3. Working process of virtual testing device of civil aircraft airborne information system
The working process of the civil aircraft airborne information system virtual testing device comprises an avionics system data simulation process and an airborne information system data simulation process.
(1) Avionics system data simulation flow
The avionics system data simulation process comprises an avionics system data simulation excitation process and an avionics system data monitoring and analyzing process.
1) The avionics system data simulation excitation flow is shown in fig. 2.
Step 1, an airborne information system virtual test main control module (100) runs an avionic network simulation main control module (101) and starts to execute avionic network data message simulation;
step 2, operating a avionic network message simulation module (105) and setting avionic network ARINC664P7 simulation messages;
step 3, operating an avionic network message simulation module (105) and setting an avionic network ARINC429 simulation message;
step 4, operating a avionic network ARINC664P7 data excitation module (107) and executing data excitation of the avionic network ARINC664P 7;
step 5, operating an avionic network ARINC429 data excitation module (106) to execute avionic network ARINC429 data excitation;
step 6, the avionics network simulation main control module (101) judges whether to stop data excitation, if so, the step 7 is executed, and if not, the step 4 is executed;
step 7, stopping the data excitation of the avionic network ARINC429 by the avionic network ARINC429 data excitation module (106);
and 8, stopping the data excitation of the avionic network ARINC664P7 by the data excitation module (107) of the avionic network ARINC664P7, and finishing the execution.
2) Avionics system data monitoring and analyzing process
The avionics system data monitoring and analysis flow is shown in fig. 3.
Step 1, an airborne information system virtual test main control module (100) runs an avionic network simulation main control module (101) and starts to execute an avionic network data monitoring and analyzing process;
step 2, the avionic network message monitoring and analyzing module (102) sets an avionic network ARINC664P7 to collect messages;
step 3, the avionic network message monitoring and analyzing module (102) sets an avionic network ARINC429 to collect messages;
step 4, the avionic network ARINC664P7 data acquisition module (104) executes avionic network ARINC664P7 data acquisition and filtration according to the setting completed in the step 2;
step 5, the avionic network ARINC429 data acquisition module (103) executes avionic network ARINC429 data acquisition and filtering according to the setting completed in the step 3;
step 6, the avionic network message monitoring and analyzing module (102) executes the analysis of the avionic network original data;
step 7, the avionics network simulation main control module (101) judges whether to stop data acquisition, if so, step 8 is executed, and if not, step 4 is executed;
step 8, stopping the data acquisition of the avionics network ARINC429 by the avionics network ARINC429 data acquisition module (103);
and 9, stopping the data acquisition of the avionics network ARINC664P7 by the avionics network ARINC664P7 data acquisition module (104), and finishing the execution.
(2) Airborne information system data simulation process
The airborne information system data simulation process comprises an airborne information system data simulation excitation process and an airborne information system data acquisition and analysis process.
1) Airborne information system data simulation excitation process
The flow of the on-board information system data simulation excitation is shown in fig. 4.
Step 1, operating an airborne information system simulation main control module (108) by an airborne information system virtual test main control module (100) and executing airborne information system data simulation excitation;
step 2, an airborne information system simulation master control module (108) sets an aircraft parameter service simulation message;
step 3, an airborne information system simulation master control module (108) sets aircraft transmission service simulation information;
step 4, the airborne information system simulation master control module (108) sets an airborne information system comprehensive maintenance simulation message;
step 5, the aircraft parameter service message simulation module (109) dispatches the airborne information network data excitation module (112) to execute the data excitation of the aircraft parameter service simulation message;
step 6, the aircraft transmission service message simulation module (110) dispatches the airborne information network data excitation module (112) to execute the data excitation of the aircraft transmission service simulation message;
step 7, the airborne information system comprehensive maintenance message simulation module (111) dispatches the airborne information network data excitation module (112) to execute the airborne information system comprehensive maintenance message data excitation;
step 8, the airborne information system simulation main control module (108) judges whether to stop data excitation, if so, step 9 is executed, and if not, step 5 is executed;
and 9, stopping the airborne information network data excitation by the airborne information network data excitation module (112), and finishing the execution.
2) Airborne information system data acquisition and analysis process
The flow of data collection and analysis of the airborne information system is shown in fig. 5.
Step 1, operating an airborne information system simulation main control module (108) by an airborne information system virtual test main control module (100) and starting to execute an airborne information network data acquisition and analysis process;
step 2, an airborne information network acquisition message is set by an airborne information system simulation master control module (108);
step 3, the airborne information network message analysis module (113) dispatches the airborne information network data acquisition module (114) to execute airborne information network data acquisition;
step 4, the airborne information network data acquisition module (114) performs airborne information network data filtering;
step 5, the airborne information network message analysis module (113) executes airborne information network data analysis;
step 6, the airborne information system simulation main control module (108) judges whether to stop data acquisition, if so, step 7 is executed, and if not, step 3 is executed;
and 7, stopping the airborne information network data acquisition by the airborne information network data acquisition module (114), and finishing the execution.
Claims (8)
1. The utility model provides a virtual testing arrangement of civil aircraft airborne information system, includes airborne information system virtual test host system (100), avionics system simulation host module (101) and airborne information system simulation host module (108), its characterized in that:
the virtual test main control module (100) of the airborne information system is a main control module of the device and completes the execution scheduling function of the simulation main control module (101) of the avionics system and the execution scheduling function of the simulation main control module (108) of the airborne information system;
the avionics system simulation main control module (101) completes the control and data display of avionics system message simulation, and sets the avionics messages to be simulated by the avionics network message simulation module (105); meanwhile, receiving the avionic messages analyzed by the avionic network message monitoring and analyzing module (102), and synchronously displaying the avionic messages;
the airborne information system simulation main control module (108) completes main control and data display of airborne information system simulation, and the scheduling aircraft parameter service message simulation module (109), the aircraft transmission service message simulation module (110) and the airborne information system comprehensive maintenance message simulation module (111) execute corresponding message simulation excitation functions; meanwhile, the onboard information network message analysis module (113) is responsible for receiving the onboard information network messages which are collected and analyzed by the onboard information network message analysis module and synchronously displaying the onboard information network messages.
2. The virtual testing device for the civil aircraft onboard information system according to claim 1, characterized in that:
the avionic network message monitoring and analyzing module (102) monitors avionic network messages, and dispatches an avionic network ARINC429 data acquisition module (103) and an avionic network ARINC664P7 data acquisition module (104) to perform avionic network data acquisition; analyzing the acquired data, and transmitting the analyzed data to an avionic simulation main control module (101);
the avionics network ARINC429 data acquisition module (103) acquires ARINC429 original data; the module has two modes of silence and work, after initialization, the module firstly enters the silence mode, and when receiving an acquisition instruction, the module enters the work mode; after receiving an acquisition instruction sent by an avionic network message monitoring and analyzing module (102), entering a working mode from a silent mode, acquiring ARINC429 original data in the working mode, filtering out original data set by the acquisition instruction, and sending the original data to the avionic network message monitoring and analyzing module (102); after a stop instruction sent by an avionic network message monitoring and analyzing module (102) is received, the working mode enters a silent mode;
the avionic network ARINC664P7 data acquisition module (104) acquires ARINC664P7 original data; the method comprises two modes of silence and work, and after receiving an acquisition instruction sent by an avionic network message monitoring and analyzing module (102), the silence mode enters the work mode; in a working mode, acquiring ARINC664P7 original data, filtering out the original data set by an acquisition instruction, and sending the original data to a message monitoring and analyzing module (102) of the aviation network; and after a stop instruction sent by the avionic network message monitoring and analyzing module (102) is received, the module enters a silent mode from a working mode.
3. The virtual testing device for the civil aircraft onboard information system according to claim 1, characterized in that:
the avionic network message simulation module (105) completes a simulation avionic network message simulation function, receives simulation setting parameters sent by the avionic system simulation main control module (101), automatically creates an avionic network message according to the parameters, and then sends the avionic network message to the avionic network ARINC429 data excitation module (106) and the avionic network ARINC664P7 data excitation module (107) through message instructions;
the avionic network ARINC429 data excitation module (106) is responsible for creating and sending ARINC429 frame data, the module has two modes of silence and work, when a message instruction sent by the avionic network message simulation module (105) is received, the module enters the work mode, and at the moment, the module creates ARINC429 frame data according to the avionic network message in the instruction and sends the ARINC429 frame data to an ARINC429 bus; when the module receives a stop instruction, stopping sending, and then entering a silent mode;
the avionic network ARINC664P7 data excitation module (107) is responsible for creating and sending ARINC664P7 frame data, the module has two modes of silence and work, and when a message instruction sent by the avionic network message simulation module (105) is received, the module enters the work mode from the silence mode; at the moment, the module creates ARINC664P7 frame data according to the avionics network messages in the command and sends the ARINC664P7 frame data to an ARINC664P7 bus; when the module receives the stop instruction, the module stops sending and then enters a silent mode.
4. The virtual testing device for the civil aircraft onboard information system according to claim 1, characterized in that:
the aircraft parameter service message simulation module (109) is responsible for message simulation of aircraft parameter service, receives a message control instruction sent by the airborne information system simulation main control module (108), creates a corresponding aircraft parameter service message according to the instruction, and dispatches the airborne information network data excitation module (112) to send message data;
the aircraft transmission service message simulation module (110) is responsible for message simulation of aircraft transmission service, receives a message control instruction sent by the airborne information system simulation main control module (108), creates a corresponding aircraft transmission service message according to the instruction, and dispatches the airborne information network data excitation module (112) to send message data;
the airborne information system comprehensive maintenance message simulation module (111) is responsible for the simulation of the airborne information system comprehensive maintenance message, receives a message control instruction sent by the airborne information system simulation main control module (108), creates a corresponding airborne information system comprehensive maintenance message according to the instruction, and dispatches the airborne information network data excitation module (112) to send message data;
the airborne information network data excitation module (112) is responsible for message data transmission of an airborne information network, the module has two modes of silence and work, and after receiving a message transmission instruction transmitted by the aircraft parameter service message simulation module (109), the aircraft transmission service message simulation module (110) and the airborne information system comprehensive maintenance message simulation module (111), the module enters the work mode; at the moment, the module creates airborne information network frame data according to the instruction and sends the airborne information network frame data to the airborne information network, and when the module receives a stop instruction sent by an airborne information system simulation main control module (108), the module enters a silent mode;
the airborne information network message analysis module (113) monitors and analyzes airborne information network messages; the module calls an airborne information network data acquisition module (114) to acquire and record the original data of the airborne information network; the module analyzes the acquired original data and transmits the analyzed data to an airborne information system simulation main control module (108);
the airborne information network data acquisition module (114) acquires the original data of the airborne information network, and the module has two modes of silence and work; the module enters a working mode after receiving a collection instruction sent by the airborne information network message analysis module (113), and in the working mode, the module collects original data on an airborne information network, filters out original data specified by the collection instruction and sends the original data to the airborne information network message analysis module (113), and when receiving a stop instruction sent by the airborne information network message analysis module (113), the module enters a silent mode.
5. A simulation method using the virtual testing device of the civil aircraft onboard information system of claim 1, characterized by comprising the following steps:
the avionics system data simulation excitation steps are as follows:
step 1, an airborne information system virtual test main control module (100) runs an avionic network simulation main control module (101) and starts to execute avionic network data message simulation;
step 2, operating a avionic network message simulation module (105) and setting avionic network ARINC664P7 simulation messages;
step 3, operating an avionic network message simulation module (105) and setting an avionic network ARINC429 simulation message;
step 4, operating a avionic network ARINC664P7 data excitation module (107) and executing data excitation of the avionic network ARINC664P 7;
step 5, operating an avionic network ARINC429 data excitation module (106) to execute avionic network ARINC429 data excitation;
step 6, the avionics network simulation main control module (101) judges whether to stop data excitation, if so, the step 7 is executed, and if not, the step 4 is executed;
step 7, stopping the data excitation of the avionic network ARINC429 by the avionic network ARINC429 data excitation module (106);
and 8, stopping the data excitation of the avionic network ARINC664P7 by the data excitation module (107) of the avionic network ARINC664P7, and finishing the execution.
6. The simulation method of the virtual testing device of the civil aircraft onboard information system according to claim 1, characterized in that:
the avionics system data monitoring and analysis steps are as follows:
step 1, an airborne information system virtual test main control module (100) runs an avionic network simulation main control module (101) and starts to execute an avionic network data monitoring and analyzing process;
step 2, the avionic network message monitoring and analyzing module (102) sets an avionic network ARINC664P7 to collect messages;
step 3, the avionic network message monitoring and analyzing module (102) sets an avionic network ARINC429 to collect messages;
step 4, the avionic network ARINC664P7 data acquisition module (104) executes avionic network ARINC664P7 data acquisition and filtration according to the setting completed in the step 2;
step 5, the avionic network ARINC429 data acquisition module (103) executes avionic network ARINC429 data acquisition and filtering according to the setting completed in the step 3;
step 6, the avionic network message monitoring and analyzing module (102) executes the analysis of the avionic network original data;
step 7, the avionics network simulation main control module (101) judges whether to stop data acquisition, if so, step 8 is executed, and if not, step 4 is executed;
step 8, stopping the data acquisition of the avionics network ARINC429 by the avionics network ARINC429 data acquisition module (103);
and 9, stopping the data acquisition of the avionics network ARINC664P7 by the avionics network ARINC664P7 data acquisition module (104), and finishing the execution.
7. The simulation method of the virtual testing device of the civil aircraft onboard information system according to claim 1, characterized in that:
the data simulation and excitation steps of the airborne information system are as follows:
step 1, operating an airborne information system simulation main control module (108) by an airborne information system virtual test main control module (100) and executing airborne information system data simulation excitation;
step 2, an airborne information system simulation master control module (108) sets an aircraft parameter service simulation message;
step 3, an airborne information system simulation master control module (108) sets aircraft transmission service simulation information;
step 4, the airborne information system simulation master control module (108) sets an airborne information system comprehensive maintenance simulation message;
step 5, the aircraft parameter service message simulation module (109) dispatches the airborne information network data excitation module (112) to execute the data excitation of the aircraft parameter service simulation message;
step 6, the aircraft transmission service message simulation module (110) dispatches the airborne information network data excitation module (112) to execute the data excitation of the aircraft transmission service simulation message;
step 7, the airborne information system comprehensive maintenance message simulation module (111) dispatches the airborne information network data excitation module (112) to execute the airborne information system comprehensive maintenance message data excitation;
step 8, the airborne information system simulation main control module (108) judges whether to stop data excitation, if so, step 9 is executed, and if not, step 5 is executed;
and 9, stopping the airborne information network data excitation by the airborne information network data excitation module (112), and finishing the execution.
8. The simulation method of the virtual testing device of the civil aircraft onboard information system according to claim 1, characterized in that:
the data acquisition and analysis steps of the airborne information system are as follows:
step 1, operating an airborne information system simulation main control module (108) by an airborne information system virtual test main control module (100) and starting to execute an airborne information network data acquisition and analysis process;
step 2, an airborne information network acquisition message is set by an airborne information system simulation master control module (108);
step 3, the airborne information network message analysis module (113) dispatches the airborne information network data acquisition module (114) to execute airborne information network data acquisition;
step 4, the airborne information network data acquisition module (114) performs airborne information network data filtering;
step 5, the airborne information network message analysis module (113) executes airborne information network data analysis;
step 6, the airborne information system simulation main control module (108) judges whether to stop data acquisition, if so, step 7 is executed, and if not, step 3 is executed;
and 7, stopping the airborne information network data acquisition by the airborne information network data acquisition module (114), and finishing the execution.
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