CN105717804A - Integrated verification test method and system of CNS system and integrated test device - Google Patents
Integrated verification test method and system of CNS system and integrated test device Download PDFInfo
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Abstract
The invention discloses an integrated verification test method and system of a CNS system and an integrated test device. The method is applied to the integrated test device, the integrated test device is connected with an RF exciter and the CNS system to be tested, a flight simulation system, avionics core simulation system, a platform simulation system and a display control simulation system are arranged in the integrated test device in an integrated manner and are called to set frequency tuning information of related devices in the CNS system to be tested, and thus, parameters of the CNS system to be tested are configured automatically. Thus, verification test time is greatly reduced, and the test efficiency is improved.
Description
Technical field
The present invention relates to air communications technical field, in particular, relate to the integrated verification method of testing of a kind of CNS system, system and comprehensive test device.
Background technology
Avionics system (hereinafter referred to as avionics system) is related to the availability of aircraft, flight safety, advance etc., is the important component part of aircraft.CNS (Communication, NavigationandSurveillance, communication, navigation and surveillance) system, as one of the important subsystem of avionics system, accesses avionics system by avionics bus.Airborne CNS system for taking off, navigate by water and the stage such as landing, complete acquisition of information, information exchange and information processing by airbome voice/data communication, radio navigation device and supervision equipment, be the vector aircraft important mobile system by predetermined air route safe flight.CNS system possesses in machine and the function such as machine outer speech, data communication, radionavigation guiding, Waypoint environmental surveillance, is ensure Flight Safety, thus provide the indispensable technological means of safe and reliable flight for pilot and passenger.The framework of CNS system is closely related with the framework of avionics system simultaneously, the CNS system architecture optimized to the collection of radio sensing data, transmission and efficiently utilizes most important, so the safety and stability of CNS system is the key factor realizing aircraft safety flight.
At present, for ensureing the safety and stability of CNS system, CNS system needs to carry out the validation test experiment of Various Complex when design, and just can come into operation after determining this CNS system stability and fault-free.Owing in current CNS system, each systematic parameter all needs manual configuration, therefore, the validation test time is long, and testing efficiency is low.
Summary of the invention
In view of this, the present invention provides the integrated verification method of testing of a kind of CNS system, system and comprehensive test device, to realize automatically configuring systematic parameter each in CNS system.
The integrated verification method of testing of a kind of CNS system, is applied to comprehensive test device, and described comprehensive test device is connected with radio-frequency (RF) excited device, CNS system to be measured respectively, and the method includes:
Calling flight Simulation System, arrange a course line, the positional information that simulated aircraft is presently in by described flight Simulation System, described positional information includes current time, longitude and latitude and height；
Call avionics core simulation system, by described positional information output to described avionics core simulation system；
Obtained the first frequency tuning information of each navigator transceiver by described positional information by described avionics core simulation system, wherein, each described navigator transceiver is the equipment in described CNS system to be measured；
Described first frequency tuning information is distributed to each described navigator transceiver through distributing system, so that each described navigator transceiver utilize described first frequency tuning information by own frequency be tuned on the Frequency point corresponding with described first frequency tuning information, it is thus possible to receive the radiofrequency signal that described radio-frequency (RF) excited device sends, and described radiofrequency signal is resolved, described radiofrequency signal is that described radio-frequency (RF) excited device utilizes the described positional information received, the radiofrequency signal of guidance station corresponding to self present position launched, wherein, described distributing system is equipment in described comprehensive test device；
Receiving, by described distributing system, the navigation signal that the described radiofrequency signal of parsing of described CNS system to be measured transmission obtains, described navigation signal includes the angle and distance of described CNS system to be measured and described guidance station；
Call aobvious control analog systems, described navigation signal is displayed；
Calling platform analog systems, arranges the second frequency tuning information of each communication device transceivers by described platform simulation system, and wherein, each described communication device transceivers is the equipment in described CNS system to be measured；
Described second frequency tuning information is distributed to each described communication device transceivers through described distributing system, so that each described communication device transceivers utilize described second frequency tuning information by own frequency be tuned on the Frequency point corresponding with described second frequency tuning information such that it is able to the described radio-frequency (RF) excited device consistent with the current tuned frequency of communication frequency and each described communication device transceivers carries out voice communication and selective call sends；
Call described aobvious control analog systems, the 3rd frequency tuning information of each communication device transceivers is set by described aobvious control analog systems；
Described 3rd frequency tuning information is distributed to each described communication device transceivers through described distributing system, so that each described communication device transceivers utilize described 3rd frequency tuning information by own frequency be tuned on the Frequency point corresponding with described 3rd frequency tuning information such that it is able to the described radio-frequency (RF) excited device consistent with the current tuned frequency of communication frequency and each described communication device transceivers carries out Data-Link communication.
Preferably, also include:
When described CNS system to be measured being carried out system failure simulation, calling fault injection system, by described distributing system, described CNS system to be measured being carried out distribution switching, the fault test line of described CNS system to be measured is switched to the bus of described fault injection system；
By described fault injection system, described CNS system to be measured carried out fault simulation, and the data message of fault simulation is sent to described CNS system to be measured；
Call described aobvious control analog systems, the current failure information of described CNS system feedback to be measured is displayed.
Preferably, also include:
Call bus monitoring system, by described bus monitoring system to described current failure information, record and playback.
A kind of comprehensive test device, described comprehensive test device is connected with radio-frequency (RF) excited device, CNS system to be measured respectively, and described comprehensive test device includes:
Flight simulation unit, is used for calling flight Simulation System, arranges a course line, the positional information that simulated aircraft is presently in by described flight Simulation System, and described positional information includes current time, longitude and latitude and height；
Avionics core simulation unit, is used for calling avionics core simulation system, by described positional information output to described avionics core simulation system；
First frequency acquiring unit, for being obtained the first frequency tuning information of each navigator transceiver by described positional information by described avionics core simulation system, wherein, each described navigator transceiver is the equipment in described CNS system to be measured；
First Dispatching Unit, for described first frequency tuning information is distributed to each described navigator transceiver through distributing system, so that each described navigator transceiver utilize described first frequency tuning information by own frequency be tuned on the Frequency point corresponding with described first frequency tuning information, it is thus possible to receive the radiofrequency signal that described radio-frequency (RF) excited device sends, and described radiofrequency signal is resolved, described radiofrequency signal is that described radio-frequency (RF) excited device utilizes the described positional information received, the radiofrequency signal of guidance station corresponding to self present position launched, wherein, described distributing system is equipment in described comprehensive test device；
Receiving unit, the navigation signal that the described radiofrequency signal of parsing for being received the transmission of described CNS system to be measured by described distributing system is obtained, described navigation signal includes the angle and distance of described CNS system to be measured and described guidance station；
First aobvious control analogue unit, is used for calling aobvious control analog systems, described navigation signal is displayed；
Calling platform analog systems, arranges the second frequency tuning information of each communication device transceivers by described platform simulation system, and wherein, each described communication device transceivers is the equipment in described CNS system to be measured；
Second Dispatching Unit, for described second frequency tuning information is distributed to each described communication device transceivers through described distributing system, so that each described communication device transceivers utilize described second frequency tuning information by own frequency be tuned on the Frequency point corresponding with described second frequency tuning information such that it is able to the described radio-frequency (RF) excited device consistent with the current tuned frequency of communication frequency and each described communication device transceivers carries out voice communication and selective call sends；
Second aobvious control analogue unit, is used for calling described aobvious control analog systems, is arranged the 3rd frequency tuning information of each communication device transceivers by described aobvious control analog systems；
3rd Dispatching Unit, for described 3rd frequency tuning information is distributed to each described communication device transceivers through described distributing system, so that each described communication device transceivers utilize described 3rd frequency tuning information by own frequency be tuned on the Frequency point corresponding with described 3rd frequency tuning information such that it is able to the described radio-frequency (RF) excited device consistent with the current tuned frequency of communication frequency and each described communication device transceivers carries out Data-Link communication.
Preferably, also include:
Direct fault location unit, for when described CNS system to be measured being carried out system failure simulation, call fault injection system, by described distributing system, described CNS system to be measured is carried out distribution switching, the fault test line of described CNS system to be measured is switched to the bus of described fault injection system；
Transmitting element, for described CNS system to be measured carrying out fault simulation by described fault injection system, and sends the data message of fault simulation to described CNS system to be measured；
3rd aobvious control analogue unit, is used for calling described aobvious control analog systems, the current failure information of described CNS system feedback to be measured is displayed.
Preferably, also include:
Bus monitoring unit, is used for calling bus monitoring system, by described bus monitoring system to described current failure information, record and playback.
The integrated verification test system of a kind of CNS system, including radio-frequency (RF) excited device and comprehensive test device described above；
Described radio-frequency (RF) excited device is connected with described comprehensive test device and CNS system to be measured respectively, described comprehensive test device and CNS system to be measured connect, described radio-frequency (RF) excited device is for when described CNS system to be measured is verified testing by described comprehensive test device, providing radio frequency environmental simulation for described CNS system to be measured.
Preferably, also include: CNS benchmark system；
Described CNS benchmark system is connected with described radio-frequency (RF) excited device and described comprehensive test device respectively, for providing reference standard for the test of described CNS system to be measured and checking, and before described CNS system to be measured has not yet been developed, supplement the function of described CNS system to be measured.
Preferably, also include: test instrunment equipment；
Described test instrunment equipment is connected with described CNS system to be measured, for testing the performance of described CNS system to be measured.
Preferably, described test instrunment equipment includes one or more in digital oscilloscope, spectrum analyzer, signal generator, logic analyser, signal analyzer, Audio Frequency Analyser, broadband power meter, frequency counter, vector network analyzer, vector signal generator, small-power variable attenuator and D.C. regulated power supply.
Can be seen that from above-mentioned technical scheme, the invention provides the integrated verification method of testing of a kind of CNS system, system and comprehensive test device, the method is applied to comprehensive test device, comprehensive test device respectively with radio-frequency (RF) excited device, CNS system to be measured connects, integrated in comprehensive test device it is provided with flight Simulation System, avionics core simulation system, platform simulation system and aobvious control analog systems, by calling these systems, the frequency tuning information of relevant device in CNS system to be measured is set, realize the automatically configuring of each systematic parameter in CNS system to be measured, thus substantially reducing the validation test time, improve testing efficiency.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, the accompanying drawing used required in embodiment or description of the prior art will be briefly described below, apparently, accompanying drawing in the following describes is only embodiments of the invention, for those of ordinary skill in the art, under the premise not paying creative work, it is also possible to obtain other accompanying drawing according to the accompanying drawing provided.
Fig. 1 is the method flow diagram of the integrated verification method of testing of a kind of CNS system disclosed in the embodiment of the present invention；
Fig. 2 is the structural representation of a kind of comprehensive test device disclosed in the embodiment of the present invention；
Fig. 3 is the structural representation of the integrated verification test system of a kind of CNS system disclosed in the embodiment of the present invention；
Fig. 4 is the structural representation of the integrated verification test system of the disclosed another kind of CNS system of the embodiment of the present invention.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is only a part of embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, the every other embodiment that those of ordinary skill in the art obtain under not making creative work premise, broadly fall into the scope of protection of the invention.
The embodiment of the invention discloses the integrated verification method of testing of a kind of CNS system, system and comprehensive test device, to realize automatically configuring systematic parameter each in CNS system.
Referring to Fig. 1, the method flow diagram of the integrated verification method of testing of a kind of CNS system that the embodiment of the present invention provides, the method is applied to comprehensive test device, and described comprehensive test device is connected with radio-frequency (RF) excited device, CNS system to be measured respectively, and the method comprising the steps of:
Step S11, call flight Simulation System, one course line, the positional information that simulated aircraft is presently in are set by described flight Simulation System；
Wherein, described positional information includes current time, longitude and latitude and height.
Step S12, call avionics core simulation system, by described positional information output to described avionics core simulation system；
Step S13, obtained the first frequency tuning information of each navigator transceiver by described positional information by described avionics core simulation system；
Wherein, each described navigator transceiver is the equipment in described CNS system to be measured.
Step S14, described first frequency tuning information is distributed to each described navigator transceiver through distributing system；
Wherein, distributing system is equipment in comprehensive test device.
It should be noted that, each described navigator transceiver is after first frequency tuning information, first described first frequency tuning information is resolved, then by own frequency be tuned to resolve after Frequency point corresponding to first frequency tuning information on, it is thus possible to receive the radiofrequency signal that described radio-frequency (RF) excited device sends, and described radiofrequency signal is resolved.
The radiofrequency signal that described radio-frequency (RF) excited device sends is that described radio-frequency (RF) excited device utilizes the described positional information that receives, the radiofrequency signal of the guidance station that self present position of transmitting is corresponding.
Wherein, described positional information is sent to radio-frequency (RF) excited device by flight Simulation System by comprehensive test device.
Step S15, received by described distributing system that described CNS system to be measured sends resolve the navigation signal that obtains of described radiofrequency signal；
Wherein, described navigation signal includes the angle and distance of described CNS system to be measured and described guidance station.
Step S16, call aobvious control analog systems, described navigation signal is displayed；
Step S17, calling platform analog systems, arrange the second frequency tuning information of each communication device transceivers by described platform simulation system；
Wherein, each described communication device transceivers is the equipment in described CNS system to be measured.
Step S18, described second frequency tuning information is distributed to each described communication device transceivers through described distributing system；
After each described communication device transceivers receives second frequency tuning information, first this second frequency tuning information is resolved, then just own frequency be tuned to resolve after Frequency point corresponding to second frequency tuning information on such that it is able to the described radio-frequency (RF) excited device consistent with the current tuned frequency of communication frequency and each described communication device transceivers carries out voice communication；
Wherein, radio-frequency (RF) excited device is by calling the earphone microphone group simulation ground communication station, thus carry out voice communication and selective call transmission with CNS system to be measured.
Step S19, call described aobvious control analog systems, the 3rd frequency tuning information of each communication device transceivers is set by described aobvious control analog systems；
Step S20, described 3rd frequency tuning information is distributed to each described communication device transceivers through described distributing system.
After each described communication device transceivers receives described 3rd frequency tuning information, first described 3rd frequency tuning information is resolved, then just own frequency be tuned to resolve after Frequency point corresponding to the 3rd frequency tuning information on such that it is able to the described radio-frequency (RF) excited device consistent with the current tuned frequency of communication frequency and each described communication device transceivers carries out Data-Link communication.
Wherein, voice communication is determined and carried out between CNS system to be measured to radio-frequency (RF) excited device according to the demand of CNS system to be measured, selective call sends or Data-Link communication.
It should be noted that, comprehensive test device has analog functuion and test function simultaneously, wherein, platform simulation system, aobvious control analog systems and avionics core simulation system are for realizing the analog functuion of comprehensive test device, and flight Simulation System is for realizing the test function of comprehensive test device.
In summary it can be seen, the integrated verification method of testing of CNS system provided by the invention is applied to comprehensive test device, comprehensive test device is connected with radio-frequency (RF) excited device, CNS system to be measured respectively, integrated in comprehensive test device it is provided with flight Simulation System, avionics core simulation system, platform simulation system and aobvious control analog systems, by calling these systems, the frequency tuning information of relevant device in CNS system to be measured is set, thus realizing the automatically configuring of each systematic parameter in CNS system to be measured, therefore substantially reduce the validation test time, improve testing efficiency.
It should be noted that, comprehensive test device is additionally provided with power-supply system and complex control system, and before CNS system to be measured is verified test, first comprehensive test device calls complex control system, then utilize complex control system to control power-supply system to power on, and be CNS system power supply to be measured.
The present invention improves the accuracy rate to CNS System Verification Test to be measured, also added fault injection system in the test function of comprehensive test device.
Therefore, on the basis of above-described embodiment, further comprise the steps of:
When described CNS system to be measured being carried out system failure simulation, calling fault injection system, by described distributing system, described CNS system to be measured being carried out distribution switching, the fault test line of described CNS system to be measured is switched to the bus of described fault injection system；
Wherein, the fault test line of described CNS system to be measured is including, but not limited to the input source of ARINC429 bus, RS422 bus or discrete digital signal.
By described fault injection system, described CNS system to be measured carried out fault simulation, and the data message of fault simulation is sent to described CNS system to be measured；
Call described aobvious control analog systems, the current failure information of described CNS system feedback to be measured is displayed.
Therefore, by checking whether CNS system to be measured reflects current failure strictly according to the facts at the operation interface of aobvious control analog systems.
For optimizing above-described embodiment further, the test function of comprehensive test device also added bus monitoring system, therefore, on the basis of above-described embodiment, further comprise the steps of:
Call bus monitoring system, by described bus monitoring system to described current failure information, record and playback.
Corresponding with said method embodiment, present invention also offers a kind of comprehensive test device.
Referring to Fig. 2, the structural representation of a kind of comprehensive test device that the embodiment of the present invention provides, this comprehensive test device is connected with radio-frequency (RF) excited device and CNS system to be measured respectively, and described comprehensive test device includes:
Flight simulation unit 21, is used for calling flight Simulation System, arranges a course line, the positional information that simulated aircraft is presently in by described flight Simulation System；
Wherein, described positional information includes current time, longitude and latitude and height.
Avionics core simulation unit 22, is used for calling avionics core simulation system, by described positional information output to described avionics core simulation system；
First frequency acquiring unit 23, for being obtained the first frequency tuning information of each navigator transceiver by described avionics core simulation system by described positional information；
Wherein, each described navigator transceiver is the equipment in described CNS system to be measured.
First Dispatching Unit 24, for described first frequency tuning information is distributed to each described navigator transceiver through distributing system, so that each described navigator transceiver utilize described first frequency tuning information by own frequency be tuned on the Frequency point corresponding with described first frequency tuning information, it is thus possible to receive the radiofrequency signal that described radio-frequency (RF) excited device sends, and described radiofrequency signal is resolved, described radiofrequency signal is that described radio-frequency (RF) excited device utilizes the described positional information that receives, the radiofrequency signal of the guidance station that self present position of transmitting is corresponding；
It should be noted that each described navigator transceiver is after first frequency tuning information, first described first frequency tuning information is resolved, then by own frequency be tuned to resolve after Frequency point corresponding to first frequency tuning information on.
Wherein, described distributing system is equipment in described comprehensive test device.
Receive unit 25, the navigation signal that the described radiofrequency signal of parsing for being received the transmission of described CNS system to be measured by described distributing system is obtained；
Wherein, described navigation signal includes the angle and distance of described CNS system to be measured and described guidance station.
First aobvious control analogue unit 26, is used for calling aobvious control analog systems, described navigation signal is displayed；
Calling platform analog systems 27, arranges the second frequency tuning information of each communication device transceivers by described platform simulation system；
Wherein, each described communication device transceivers is the equipment in described CNS system to be measured.
Second Dispatching Unit 28, for described second frequency tuning information is distributed to each described communication device transceivers through described distributing system, so that each described communication device transceivers utilize described second frequency tuning information by own frequency be tuned on the Frequency point corresponding with described second frequency tuning information such that it is able to the described radio-frequency (RF) excited device consistent with the current tuned frequency of communication frequency and each described communication device transceivers carries out voice communication and selective call sends；
It should be noted that after each described communication device transceivers receives second frequency tuning information, first this second frequency tuning information is resolved, then just own frequency be tuned to resolve after Frequency point corresponding to second frequency tuning information on.
Radio-frequency (RF) excited device is by calling the earphone microphone group simulation ground communication station, thus carry out voice communication and selective call transmission with CNS system to be measured.
Second aobvious control analogue unit 29, is used for calling described aobvious control analog systems, is arranged the 3rd frequency tuning information of each communication device transceivers by described aobvious control analog systems；
3rd Dispatching Unit 30, for described 3rd frequency tuning information is distributed to each described communication device transceivers through described distributing system, so that each described communication device transceivers utilize described 3rd frequency tuning information by own frequency be tuned on the Frequency point corresponding with described 3rd frequency tuning information such that it is able to the described radio-frequency (RF) excited device consistent with the current tuned frequency of communication frequency and each described communication device transceivers carries out Data-Link communication.
It should be noted that after each described communication device transceivers receives described 3rd frequency tuning information, first described 3rd frequency tuning information is resolved, then just own frequency be tuned to resolve after Frequency point corresponding to the 3rd frequency tuning information on.
Wherein, voice communication is determined and carried out between CNS system to be measured to radio-frequency (RF) excited device according to the demand of CNS system to be measured, selective call sends or Data-Link communication.
It should be noted that, comprehensive test device has analog functuion and test function simultaneously, wherein, platform simulation system, aobvious control analog systems and avionics core simulation system are for realizing the analog functuion of comprehensive test device, and flight Simulation System is for realizing the test function of comprehensive test device.
In summary it can be seen, integrated in comprehensive test device provided by the invention it is provided with flight Simulation System, avionics core simulation system, platform simulation system and aobvious control analog systems, by calling these systems, the frequency tuning information of relevant device in CNS system to be measured is set, thus realizing the automatically configuring of each systematic parameter in CNS system to be measured, and then substantially reduce the validation test time, improve testing efficiency.
It should be noted that comprehensive test device is additionally provided with power-supply system and complex control system, before CNS system to be measured is verified test, first comprehensive test device calls complex control system, then utilizes complex control system to control power-supply system and powers on.
The present invention improves the accuracy rate to CNS System Verification Test to be measured, and on the basis of above-described embodiment, comprehensive test device also includes:
Direct fault location unit, for when described CNS system to be measured being carried out system failure simulation, call fault injection system, by described distributing system, described CNS system to be measured is carried out distribution switching, the fault test line of described CNS system to be measured is switched to the bus of described fault injection system；
Wherein, the fault test line of described CNS system to be measured is including, but not limited to the input source of ARINC429 bus, RS422 bus or discrete digital signal.
Transmitting element, for described CNS system to be measured carrying out fault simulation by described fault injection system, and sends the data message of fault simulation to described CNS system to be measured；
3rd aobvious control analogue unit, is used for calling described aobvious control analog systems, the current failure information of described CNS system feedback to be measured is displayed.
Therefore, by checking whether CNS system to be measured reflects current failure strictly according to the facts at the operation interface of aobvious control analog systems.
For optimizing above-described embodiment further, comprehensive test device also includes:
Bus monitoring unit, is used for calling bus monitoring system, by described bus monitoring system to described current failure information, record and playback.
Referring to Fig. 3, the structural representation of the integrated verification test system of a kind of CNS system that the embodiment of the present invention provides, this system includes the comprehensive test device 32 in radio-frequency (RF) excited device 31 and above-described embodiment；
Wherein,
Radio-frequency (RF) excited device 31 is connected with comprehensive test device 32 and CNS system 01 to be measured respectively, comprehensive test device 32 and CNS system 01 to be measured connect, radio-frequency (RF) excited device 31 is for when CNS system 01 to be measured is verified testing by comprehensive test device 32, providing radio frequency environmental simulation for CNS system 01 to be measured.
Radio-frequency (RF) excited device 31 provides the radio frequency environmental simulation under laboratory condition for the radio in CNS system 01 to be measured, after comprehensive test device 32 calls flight Simulation System, under the control of flight Simulation System, make CNS system 01 to be measured can simulate the radio communication of full flight course, navigation and function for monitoring.
Radio-frequency (RF) excited device 31 possesses this control and distant control function, and this control realizes static stimulation parameter and arranges, and distant control function is able to receive that the remote control signal that comprehensive test device 32 sends when being in flight simulation pattern, thus realizing full dynamic flying section simulation excitation.
Referring to Fig. 4, the structural representation of the integrated verification test system of a kind of CNS system that another embodiment of the present invention provides, on the basis of embodiment illustrated in fig. 3, also include: CNS benchmark system 33；
CNS benchmark system 33 is connected with radio-frequency (RF) excited device 31 and comprehensive test device 32 respectively, for providing reference standard for the test of CNS system 01 to be measured and checking, and supplements the function of CNS system 01 to be measured before CNS system 01 to be measured has not yet been developed.
Concrete, CNS benchmark system 33 is as the benchmark of a set of resident testing stand, prototype as CNS system 01 to be measured, test and checking for CNS system 01 to be measured provide reference standard, can simultaneously serve as the excitation of CNS system 01 to be measured, not yet develop, in CNS system 01 to be measured, the function that previous crops is CNS system 01 to be measured to supplement, thus ensureing that the integrated verification test system of whole CNS system at any time can be properly functioning.
It should be noted that, comprehensive test device 32 is connected with CNS benchmark system 33 and CNS system 01 to be measured respectively by distributing system, equipment one_to_one corresponding in CNS benchmark system 33 and CNS system 01 to be measured, comprehensive test device 32 realizes the switching between CNS benchmark system 33 and CNS system 01 to be measured by the distribution of distributing system, thus whether the equipment verified in CNS system 01 to be measured can replace the same category of device in CNS benchmark system 33.
Radio-frequency (RF) excited device 31 is connected by RF cable with CNS benchmark system 33 and CNS system 01 to be measured.
For optimizing above-described embodiment further, also include: test instrunment equipment 34；
Test instrunment equipment 34 is connected with CNS system 01 to be measured, for testing the performance of CNS system 01 to be measured.
Concrete, test instrunment equipment 34 is tested testing the performance indications of functions of the equipments in CNS system 01 to be measured, and adopts specific data test analytical equipment, signal source dedicated and some all purpose instrument equipment to assist the integrated verification test job to CNS system 01 to be measured.
Wherein, test instrunment equipment 34 includes one or more in digital oscilloscope, spectrum analyzer, signal generator, logic analyser, signal analyzer, Audio Frequency Analyser, broadband power meter, frequency counter, vector network analyzer, vector signal generator, small-power variable attenuator and D.C. regulated power supply.
In summary it can be seen, the integrated verification test system of CNS system provided by the invention is primarily implemented under laboratory environment, CNS system 01 to be measured and internal unit are carried out integrated verification and test, and possess and carry out test according to Acceptance Test code and prove that the Devices to test in CNS system 01 to be measured meets design requirement, supports the method ability such as machine upper ground surface test, ensure thus providing comprehensive integration test for the research and development of CNS system 01 and internal unit.
The present invention adopts the technology such as long-range monitoring, digital/HWIL simulation, direct fault location, dynamically configuration, automatically test, CNS radio-frequency (RF) excited, realize the integration testing to CNS system and the function such as the integrated data processing of internal unit, radio tuning control, Data-Link application, thus shortening the validation test time, improve testing efficiency.
Wherein, the integrated verification test system of CNS system provided by the invention also supports the comprehensive integration test checking of avionics system.
It should be noted that the operation principle of each ingredient specifically refers to the embodiment of the method part of correspondence in system embodiment, repeat no more herein.
Finally, it can further be stated that, in this article, the relational terms of such as first and second or the like is used merely to separate an entity or operation with another entity or operating space, and not necessarily requires or imply the relation that there is any this reality between these entities or operation or sequentially.And, term " includes ", " comprising " or its any other variant are intended to comprising of nonexcludability, so that include the process of a series of key element, method, article or equipment not only include those key elements, but also include other key elements being not expressly set out, or also include the key element intrinsic for this process, method, article or equipment.When there is no more restriction, statement " including ... " key element limited, it is not excluded that there is also other identical element in including the process of described key element, method, article or equipment.
In this specification, each embodiment adopts the mode gone forward one by one to describe, and what each embodiment stressed is the difference with other embodiments, between each embodiment identical similar portion mutually referring to.
Described above to the disclosed embodiments, makes professional and technical personnel in the field be capable of or uses the present invention.The multiple amendment of these embodiments be will be apparent from for those skilled in the art, and generic principles defined herein can without departing from the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention is not intended to be limited to the embodiments shown herein, and is to fit to the widest scope consistent with principles disclosed herein and features of novelty.
Claims (10)
1. the integrated verification method of testing of a CNS system, it is characterised in that be applied to comprehensive test device, described comprehensive test device is connected with radio-frequency (RF) excited device, CNS system to be measured respectively, and the method includes:
Calling flight Simulation System, arrange a course line, the positional information that simulated aircraft is presently in by described flight Simulation System, described positional information includes current time, longitude and latitude and height；
Call avionics core simulation system, by described positional information output to described avionics core simulation system；
Obtained the first frequency tuning information of each navigator transceiver by described positional information by described avionics core simulation system, wherein, each described navigator transceiver is the equipment in described CNS system to be measured；
Described first frequency tuning information is distributed to each described navigator transceiver through distributing system, so that each described navigator transceiver utilize described first frequency tuning information by own frequency be tuned on the Frequency point corresponding with described first frequency tuning information, it is thus possible to receive the radiofrequency signal that described radio-frequency (RF) excited device sends, and described radiofrequency signal is resolved, described radiofrequency signal is that described radio-frequency (RF) excited device utilizes the described positional information received, the radiofrequency signal of guidance station corresponding to self present position launched, wherein, described distributing system is equipment in described comprehensive test device；
Receiving, by described distributing system, the navigation signal that the described radiofrequency signal of parsing of described CNS system to be measured transmission obtains, described navigation signal includes the angle and distance of described CNS system to be measured and described guidance station；
Call aobvious control analog systems, described navigation signal is displayed；
Calling platform analog systems, arranges the second frequency tuning information of each communication device transceivers by described platform simulation system, and wherein, each described communication device transceivers is the equipment in described CNS system to be measured；
Described second frequency tuning information is distributed to each described communication device transceivers through described distributing system, so that each described communication device transceivers utilize described second frequency tuning information by own frequency be tuned on the Frequency point corresponding with described second frequency tuning information such that it is able to the described radio-frequency (RF) excited device consistent with the current tuned frequency of communication frequency and each described communication device transceivers carries out voice communication and selective call sends；
Call described aobvious control analog systems, the 3rd frequency tuning information of each communication device transceivers is set by described aobvious control analog systems；
Described 3rd frequency tuning information is distributed to each described communication device transceivers through described distributing system, so that each described communication device transceivers utilize described 3rd frequency tuning information by own frequency be tuned on the Frequency point corresponding with described 3rd frequency tuning information such that it is able to the described radio-frequency (RF) excited device consistent with the current tuned frequency of communication frequency and each described communication device transceivers carries out Data-Link communication.
2. integrated verification method of testing according to claim 1, it is characterised in that also include:
When described CNS system to be measured being carried out system failure simulation, calling fault injection system, by described distributing system, described CNS system to be measured being carried out distribution switching, the fault test line of described CNS system to be measured is switched to the bus of described fault injection system；
By described fault injection system, described CNS system to be measured carried out fault simulation, and the data message of fault simulation is sent to described CNS system to be measured；
Call described aobvious control analog systems, the current failure information of described CNS system feedback to be measured is displayed.
3. integrated verification method of testing according to claim 2, it is characterised in that also include:
Call bus monitoring system, by described bus monitoring system to described current failure information, record and playback.
4. a comprehensive test device, it is characterised in that described comprehensive test device is connected with radio-frequency (RF) excited device, CNS system to be measured respectively, and described comprehensive test device includes:
Flight simulation unit, is used for calling flight Simulation System, arranges a course line, the positional information that simulated aircraft is presently in by described flight Simulation System, and described positional information includes current time, longitude and latitude and height；
Avionics core simulation unit, is used for calling avionics core simulation system, by described positional information output to described avionics core simulation system；
First frequency acquiring unit, for being obtained the first frequency tuning information of each navigator transceiver by described positional information by described avionics core simulation system, wherein, each described navigator transceiver is the equipment in described CNS system to be measured；
First Dispatching Unit, for described first frequency tuning information is distributed to each described navigator transceiver through distributing system, so that each described navigator transceiver utilize described first frequency tuning information by own frequency be tuned on the Frequency point corresponding with described first frequency tuning information, it is thus possible to receive the radiofrequency signal that described radio-frequency (RF) excited device sends, and described radiofrequency signal is resolved, described radiofrequency signal is that described radio-frequency (RF) excited device utilizes the described positional information received, the radiofrequency signal of guidance station corresponding to self present position launched, wherein, described distributing system is equipment in described comprehensive test device；
Receiving unit, the navigation signal that the described radiofrequency signal of parsing for being received the transmission of described CNS system to be measured by described distributing system is obtained, described navigation signal includes the angle and distance of described CNS system to be measured and described guidance station；
First aobvious control analogue unit, is used for calling aobvious control analog systems, described navigation signal is displayed；
Calling platform analog systems, arranges the second frequency tuning information of each communication device transceivers by described platform simulation system, and wherein, each described communication device transceivers is the equipment in described CNS system to be measured；
Second Dispatching Unit, for described second frequency tuning information is distributed to each described communication device transceivers through described distributing system, so that each described communication device transceivers utilize described second frequency tuning information by own frequency be tuned on the Frequency point corresponding with described second frequency tuning information such that it is able to the described radio-frequency (RF) excited device consistent with the current tuned frequency of communication frequency and each described communication device transceivers carries out voice communication and selective call sends；
Second aobvious control analogue unit, is used for calling described aobvious control analog systems, is arranged the 3rd frequency tuning information of each communication device transceivers by described aobvious control analog systems；
3rd Dispatching Unit, for described 3rd frequency tuning information is distributed to each described communication device transceivers through described distributing system, so that each described communication device transceivers utilize described 3rd frequency tuning information by own frequency be tuned on the Frequency point corresponding with described 3rd frequency tuning information such that it is able to the described radio-frequency (RF) excited device consistent with the current tuned frequency of communication frequency and each described communication device transceivers carries out Data-Link communication.
5. comprehensive test device according to claim 4, it is characterised in that also include:
Direct fault location unit, for when described CNS system to be measured being carried out system failure simulation, call fault injection system, by described distributing system, described CNS system to be measured is carried out distribution switching, the fault test line of described CNS system to be measured is switched to the bus of described fault injection system；
Transmitting element, for described CNS system to be measured carrying out fault simulation by described fault injection system, and sends the data message of fault simulation to described CNS system to be measured；
3rd aobvious control analogue unit, is used for calling described aobvious control analog systems, the current failure information of described CNS system feedback to be measured is displayed.
6. comprehensive test device according to claim 5, it is characterised in that also include:
Bus monitoring unit, is used for calling bus monitoring system, by described bus monitoring system to described current failure information, record and playback.
7. the integrated verification test system of a CNS system, it is characterised in that include the comprehensive test device described in radio-frequency (RF) excited device and claim 4 to 6 any one；
Described radio-frequency (RF) excited device is connected with described comprehensive test device and CNS system to be measured respectively, described comprehensive test device and CNS system to be measured connect, described radio-frequency (RF) excited device is for when described CNS system to be measured is verified testing by described comprehensive test device, providing radio frequency environmental simulation for described CNS system to be measured.
8. integrated verification according to claim 7 test system, it is characterised in that also include: CNS benchmark system；
Described CNS benchmark system is connected with described radio-frequency (RF) excited device and described comprehensive test device respectively, for providing reference standard for the test of described CNS system to be measured and checking, and before described CNS system to be measured has not yet been developed, supplement the function of described CNS system to be measured.
9. integrated verification according to claim 7 test system, it is characterised in that also include: test instrunment equipment；
Described test instrunment equipment is connected with described CNS system to be measured, for testing the performance of described CNS system to be measured.
10. integrated verification according to claim 9 test system, it is characterized in that, described test instrunment equipment includes one or more in digital oscilloscope, spectrum analyzer, signal generator, logic analyser, signal analyzer, Audio Frequency Analyser, broadband power meter, frequency counter, vector network analyzer, vector signal generator, small-power variable attenuator and D.C. regulated power supply.
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| CN105717804B (en) | 2018-05-11 |
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