CN103090898A - Flight data recording equipment ground integrated test system - Google Patents
Flight data recording equipment ground integrated test system Download PDFInfo
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- CN103090898A CN103090898A CN2011103358861A CN201110335886A CN103090898A CN 103090898 A CN103090898 A CN 103090898A CN 2011103358861 A CN2011103358861 A CN 2011103358861A CN 201110335886 A CN201110335886 A CN 201110335886A CN 103090898 A CN103090898 A CN 103090898A
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Abstract
The invention relates to a flight data recording equipment ground integrated test system which comprises a main control computer, a simulation control computer, a verification control computer, a signal simulation sub-system, a signal simulation sub-system, a communication network sub-system and a synchronous trigger system. The main control computer completes functions of user management, report output, flight data interpretation and the like, the simulation control computer is a control main center of the signal simulation sub-system, the verification control computer is a control main center of the signal verification sub-system, the signal simulation sub-system outputs all kinds of real time simulation signals, the signal verification sub-system is composed of testing apparatus and verifies the correctness or the precision of the simulation signals output by the signal simulation sub-system, the communication network sub-system is a communication platform between computers and the testing apparatus in the system, and synchronous trigger system realizes the clock synchronization and trigger synchronization of the signal simulation sub-system and the signal simulation sub-system. The flight data recording equipment ground integrated test system provides an accurate signal source to the full test of ground environment flight data recording equipment.
Description
Technical field
The present invention relates to a kind of flight data recording device ground integrated test system, particularly relate to a kind of with the actual airborne signal of real flying quality driving instrument emulation multichannel, as the signal source of flight data recording equipment, carry out the flight data recording device ground integrated test system of full test assessment in the face of it on ground.
Background technology
In aerospace field, flight data has important reference and using value.Except utilizing flight data that the accident aircraft is carried out accident investigation, can also utilize design performance, monitoring aircraft health status, fault diagnosis and the trend prediction etc. of flight data testing flying vehicle.Obtain to fly to join mainly and realize by two kinds of approach: 1. land station utilizes communication system and aircraft direct communication to obtain; 2. utilize airborne flight data recording equipment such as flying quality registering instrument to obtain, wherein obtaining flying quality by the flight data recording instrument is Main Means.The flight data recording instrument is the carrier that records flight data in airborne equipment, it according to time sequencing put down in writing aircraft from fly to parameter relevant to aircraft performance and state of flight the landing process, these parameters have embodied the aircraft duty of each system or parts awing.The flight data recording instrument mainly is divided into magnetic tape type flight recorder FDR, digital flight data recording instrument DFDR and quick storage datalogger QAR, from FDR to QAR, the parameter that records increases gradually, develop into the multi-signals such as discrete magnitude signal, bus data, multichannel PCM signal, audio, video data from single PCM signal, the performance parameter that has contained flight parameter, engine and the critical pieces such as height, speed, acceleration, pitching, inclination, course, and the inside and outside parameter in the cabins such as temperature, air pressure, wind speed etc.So current flight data recording function is more and more, structure becomes increasingly complex.
At present in the R﹠D process to flight data recording equipment, all provide simply analog signals, discrete magnitude signal or the bus signals of less way to gather to realize for it to the test of product, can only complete by taking a flight test on the spot for the full test of log equipment multiple signals, the expense of test is large, the time long and have certain danger.
In view of above situation, needing badly provides a kind of novel flight data recording device ground integrated test system.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of with the actual airborne signal of real flying quality driving instrument emulation multichannel, and the sequential relationship between the assurance signal, a kind of flight data recording device ground integrated test system of feasible approach was provided at the full test of land station before reality installation test for flight data recording equipment.
For solving the problems of the technologies described above, a kind of flight data recording device ground of the present invention integrated test system is characterized in that: comprise that 1 main control computer, 1 database server, M platform Simulation Control computing machine, N platform access control computing machine, a M signal simulation subsystem, a N signal authentication subsystem, 1 communication network subsystems and 1 synchronous subsystem that triggers consist of.M is more than or equal to corresponding 1 the Simulation Control computing machine of 1,1 signal simulation subsystem, and N is more than or equal to corresponding 1 the access control computing machine of 1,1 signal authentication subsystem;
Main control computer imports database server with original flying quality, process the rear simulation data base that forms by flying quality decipher, unruly-value rejecting, interpolation smoothing and counter resolving, and according to user's selection, configuration integrate signal simulation strategy and signal authentication strategy, the signal simulation strategy comprises the instrument information relevant to the signal simulation subsystem, with signal characteristic the relevant start-stop moment, amplitude, frequency, pulse number and packet content, the signal authentication strategy comprises the instrument information relevant to the signal authentication subsystem; Main control computer simultaneously keeps communicating by letter with Simulation Control computing machine, access control computing machine, controls both task schedulings and receives both feedback of status;
Database server provides data storage service for whole system, stores original flying quality and emulated data;
The Simulation Control computing machine is communicated by letter with main control computer and is obtained the signal simulation strategy, and the signal simulation strategy is resolved, and obtains the simulate signal feature; The operation of each instrument, equipment in while and signal simulation subsystem communication, control signal simulation subsystem, and the running status of interior each equipment of monitor signal simulation subsystem;
The signal simulation subsystem is made of some testing tools, under the control of Simulation Control computing machine, each instrument, equipment be according to simulate signal feature output physical signalling, simultaneously with the running status regular reporting of each instrument, equipment in the signal simulation subsystem to the Simulation Control computing machine.
The access control computing machine is communicated by letter with main control computer and is obtained the signal authentication strategy, the signal authentication strategy is resolved the configuration information of instrument in the signal authentication subsystem when obtaining signal authentication; By communication network subsystems and signal authentication subsystem communication, configuration information is sent to the signal authentication subsystem, the physical signalling of each instrument, the output of equipment collection signal simulation subsystem in control signal checking subsystem, and the result that obtains is returned to main control computer;
The signal authentication subsystem under the control of access control computing machine, the physical signalling of collection signal simulation subsystem output, and in the result that will collect and signal authentication subsystem, the running status of each instrument, equipment returns to the access control computing machine;
Communication network subsystems is as the communications platform between each instrument in each instrument, signal authentication subsystem in main control computer, database server, Simulation Control computing machine, access control computing machine, signal simulation subsystem;
The synchronous subsystem that triggers possesses clock synchronous and triggers two functions, wherein clock synchronous realizes that the phy clock of each instrument and equipment in signal simulation subsystem and signal authentication subsystem is synchronous, triggers and realizes the synchronous of signal simulation subsystem and interior each instrument and equipment action of signal authentication subsystem.
Main control computer comprises data acquisition module, flies to join interpretation module, data processing module, tactful generation module, data transmission blocks, data reception module, comparing module, log management module, report output module, user management module and Subscriber Interface Module SIM; Data acquisition module is to read original flying quality and send it to fly to join interpretation module from database server; Fly to join interpretation module according to the parameter type difference with three kinds of retrieving algorithms: analog quantity decipher, discrete magnitude decipher and digital quantity decipher are converted into decimal system engineering value with the binary source code value in original flying quality, simultaneously the data after decipher are sent to data processing module; Data processing module realize decimal system engineering value after decipher unruly-value rejecting, interpolation smoothing, anti-data write into Databasce server is formed simulation data base after resolving processing, wherein unruly-value rejecting according to time point jump, parameter transfinites, rate of change distortion criterion is rejected and above one constantly aerial flight data replace wild value, interpolation smoothing carries out linear interpolation n time according to per second, the anti-process of resolving is that the decimal system engineering value that will obtain is converted into the physical quantity that testing tool can emulation and produces signal to drive testing tool, and deposits database server in; Complete " pre-service " of flying quality by above-mentioned steps;
Set flight data recording unit type to be tested, simulate signal type, emulation beginning and ending time information by Subscriber Interface Module SIM as the user after, tactful generation module generates corresponding signal simulation strategy and signal authentication strategy and is passed to data transmission blocks; Data transmission blocks is sent to respectively Simulation Control computing machine and access control computing machine by communication network subsystems with signal simulation strategy and signal authentication strategy, and Simulation Control computing machine and access control computing machine are carried out corresponding action accordingly; Data reception module obtains the result by communication network subsystems from the access control computing machine; The comparing module is the goodness of fit of two groups of flying qualities relatively; The operation note of log management module recording user; Flying quality output or printing that the report output module is selected the user; User management module is used for adding or deleting the user and user right is set.
The Simulation Control computing machine comprises data reception module, data resolution module, data transmission blocks, state acquisition module and state display module; Data reception module receives from the signal simulation strategy of main control computer and is passed to data resolution module; Data resolution module is resolved the signal simulation strategy, obtains the simulate signal feature and is sent to data transmission blocks; Data transmission blocks is sent to testing tool in the signal simulation subsystem with the simulate signal feature by communication network subsystems, makes its generation and output physical signalling; State acquisition module receives the signal simulation subsystem and reports to instrument, equipment running status or the error reporting of Simulation Control computing machine, and is presented on screen by the state display module.
The signal simulation subsystem comprises data reception module, signal generator module, discriminating data module and status send module; Data reception module receives signal simulation by communication network subsystems and controls the simulate signal feature of computing machine transmission and be passed to the discriminating data module; The discriminating data module judges the signal simulation feature, if be passed to signal generator module with testing tool limit of power coupling, signal generator module is based on the subfunction function body for different instruments that Vpp drives, by the call signal generation module, testing tool is realized signal output action separately; Produce error reporting and be passed to status send module if exceed the testing tool limit of power, status send module returns to the Simulation Control computing machine by communication network subsystems with the running status of each instrument, equipment in error reporting and simulation subsystem.
The signal simulation subsystem is by some GPIB, VXI, PXI and LXI configuration of instrument.
The access control computing machine comprises data reception module, data resolution module, data transmission blocks, data acquisition module and state display module module; Data reception module receives from the signal authentication strategy of main control computer and is passed to data resolution module; Data resolution module analytic signal authentication policy generates the instrument configuration information and is passed to data transmission blocks; Data transmission blocks is sent to the signal authentication subsystem by communication network subsystems with instrument configuration information, and the signal authentication subsystem is carried out corresponding action accordingly; The data acquisition module data of Receipt Validation subsystem collection on the one hand also is sent to main control computer with this result by data transmission blocks, receive simultaneously instrument, equipment running status or error reporting that the signal authentication subsystem reports to the access control computing machine, and be presented on screen by the state display module.
The signal authentication subsystem comprises data reception module, configuration identification module, data acquisition module and status send module; Data reception module receives from the instrument configuration information of access control computing machine and is passed to the configuration identification module; The legitimacy of configuration identification module judgement instrument configuration information, if legal calling data acquisition module testing tool is realized signals collecting action separately and collection result is passed to status send module, do not produce error reporting and be passed to status send module if conform to rule; Status send module returns to the access control computing machine by communication network subsystems with the running status of each instrument, equipment in error reporting, data acquisition result and checking subsystem.
The signal authentication subsystem is comprised of some GPIB, VXI, PXI and LXI.
Communication network subsystems with Ethernet as architecture, instrument and computing machine in connected system; Wherein GPIB, PXI and VXI instrument are realized integrated to Ethernet of test bus by GPIB-LAN gateway, PXI embedded computer and VXI-LXI Zero greeve controller respectively, and the LXI instrument directly is connected into Ethernet.
OCXO in synchronously triggering subsystem employing system or TCXO crystal oscillator adopt chrysanthemum chain clock synchronization mode as major clock, and it is the concentric cable of 50 Ω that the clock transfer line adopts impedance, and each instrument is by the clock pulse signal of the shared major clock of clock transfer line; Adopt star-like triggering, the programmable interface that triggers main equipment is connected to respectively the TRIG IN port of other instruments by 50 isometric Ω concentric cable.
In synchronous triggering subsystem, chrysanthemum chain clock synchronization mode is that the CLK IN port of the CLK OUT port connection instrument 2 of instrument 1, the CLK OUT port of instrument 2 connect the CLK IN port of instrument 3, so recursion.
The present invention's advantage compared with prior art is:
(1) the present invention synthetically adopts many GPIB, VXI, PXI and LXI instrument, but the airborne signal type of emulation is comprehensive, has comprised analog signals, discrete magnitude signal and bus signals; The simulate signal passage is many simultaneously, simultaneously the airborne signal of emulation multichannel.
(2) the present invention adopts synchronous triggering technique, between the multichannel simulate signal that guarantees to export, has good time and value relevance.
(3) the multichannel simulate signal precision that produces of the present invention is high.Select the higher GPIB of precision, VXI, PXI and LXI equipment as the source that produces simulate signal, and these equipment design perfectly aspect electromagnetic compatibility, antijamming capability is strong, can the higher simulate signal of output accuracy.
Description of drawings
Fig. 1 is the schematic diagram of a kind of flight data recording device ground integrated test system provided by the present invention.
Embodiment
The present invention is further detailed explanation below in conjunction with drawings and Examples.
A kind of flight data recording device ground of the present invention integrated test system is characterized in that: comprise that 1 main control computer, 1 database server, M platform Simulation Control computing machine, N platform access control computing machine, a M signal simulation subsystem, a N signal authentication subsystem, 1 communication network subsystems and 1 synchronous subsystem that triggers consist of.M is more than or equal to corresponding 1 the Simulation Control computing machine of 1,1 signal simulation subsystem, and N is more than or equal to corresponding 1 the access control computing machine of 1,1 signal authentication subsystem;
Main control computer imports database server with original flying quality, process the rear simulation data base that forms by flying quality decipher, unruly-value rejecting, interpolation smoothing and counter resolving, and according to user's selection, configuration integrate signal simulation strategy and signal authentication strategy, the signal simulation strategy comprises the instrument information relevant to the signal simulation subsystem, with signal characteristic the relevant start-stop moment, amplitude, frequency, pulse number and packet content, the signal authentication strategy comprises the instrument information relevant to the signal authentication subsystem; Main control computer simultaneously keeps communicating by letter with Simulation Control computing machine, access control computing machine, controls both task schedulings and receives both feedback of status;
Database server provides data storage service for whole system, stores original flying quality and emulated data;
The Simulation Control computing machine is communicated by letter with main control computer and is obtained the signal simulation strategy, and the signal simulation strategy is resolved, and obtains the simulate signal feature; The operation of each instrument, equipment in while and signal simulation subsystem communication, control signal simulation subsystem, and the running status of interior each equipment of monitor signal simulation subsystem;
The signal simulation subsystem is made of some testing tools, under the control of Simulation Control computing machine, each instrument, equipment be according to simulate signal feature output physical signalling, simultaneously with the running status regular reporting of each instrument, equipment in the signal simulation subsystem to the Simulation Control computing machine.
The access control computing machine is communicated by letter with main control computer and is obtained the signal authentication strategy, the signal authentication strategy is resolved the configuration information of instrument in the signal authentication subsystem when obtaining signal authentication; By communication network subsystems and signal authentication subsystem communication, configuration information is sent to the signal authentication subsystem, the physical signalling of each instrument, the output of equipment collection signal simulation subsystem in control signal checking subsystem, and the result that obtains is returned to main control computer;
The signal authentication subsystem under the control of access control computing machine, the physical signalling of collection signal simulation subsystem output, and in the result that will collect and signal authentication subsystem, the running status of each instrument, equipment returns to the access control computing machine;
Communication network subsystems is as the communications platform between each instrument in each instrument, signal authentication subsystem in main control computer, database server, Simulation Control computing machine, access control computing machine, signal simulation subsystem;
The synchronous subsystem that triggers possesses clock synchronous and triggers two functions, wherein clock synchronous realizes that the phy clock of each instrument and equipment in signal simulation subsystem and signal authentication subsystem is synchronous, triggers and realizes the synchronous of signal simulation subsystem and interior each instrument and equipment action of signal authentication subsystem.
Main control computer comprises data acquisition module, flies to join interpretation module, data processing module, tactful generation module, data transmission blocks, data reception module, comparing module, log management module, report output module, user management module and Subscriber Interface Module SIM; Data acquisition module is to read original flying quality and send it to fly to join interpretation module from database server; Fly to join interpretation module according to the parameter type difference with three kinds of retrieving algorithms: analog quantity decipher, discrete magnitude decipher and digital quantity decipher are converted into decimal system engineering value with the binary source code value in original flying quality, simultaneously the data after decipher are sent to data processing module; Data processing module realize decimal system engineering value after decipher unruly-value rejecting, interpolation smoothing, anti-data write into Databasce server is formed simulation data base after resolving processing, wherein unruly-value rejecting according to time point jump, parameter transfinites, rate of change distortion criterion is rejected and above one constantly aerial flight data replace wild value, interpolation smoothing carries out linear interpolation n time according to per second, the anti-process of resolving is that the decimal system engineering value that will obtain is converted into the physical quantity that testing tool can emulation and produces signal to drive testing tool, and deposits database server in; Complete " pre-service " of flying quality by above-mentioned steps;
Set flight data recording unit type to be tested, simulate signal type, emulation beginning and ending time information by Subscriber Interface Module SIM as the user after, tactful generation module generates corresponding signal simulation strategy and signal authentication strategy and is passed to data transmission blocks; Data transmission blocks is sent to respectively Simulation Control computing machine and access control computing machine by communication network subsystems with signal simulation strategy and signal authentication strategy, and Simulation Control computing machine and access control computing machine are carried out corresponding action accordingly; Data reception module obtains the result by communication network subsystems from the access control computing machine; The comparing module is the goodness of fit of two groups of flying qualities relatively; The operation note of log management module recording user; Flying quality output or printing that the report output module is selected the user; User management module is used for adding or deleting the user and user right is set.
The Simulation Control computing machine comprises data reception module, data resolution module, data transmission blocks, state acquisition module and state display module; Data reception module receives from the signal simulation strategy of main control computer and is passed to data resolution module; Data resolution module is resolved the signal simulation strategy, obtains the simulate signal feature and is sent to data transmission blocks; Data transmission blocks is sent to testing tool in the signal simulation subsystem with the simulate signal feature by communication network subsystems, makes its generation and output physical signalling; State acquisition module receives the signal simulation subsystem and reports to instrument, equipment running status or the error reporting of Simulation Control computing machine, and is presented on screen by the state display module.
The signal simulation subsystem comprises data reception module, signal generator module, discriminating data module and status send module; Data reception module receives signal simulation by communication network subsystems and controls the simulate signal feature of computing machine transmission and be passed to the discriminating data module; The discriminating data module judges the signal simulation feature, if be passed to signal generator module with testing tool limit of power coupling, signal generator module is based on the subfunction function body for different instruments that Vpp drives, by the call signal generation module, testing tool is realized signal output action separately; Produce error reporting and be passed to status send module if exceed the testing tool limit of power, status send module returns to the Simulation Control computing machine by communication network subsystems with the running status of each instrument, equipment in error reporting and simulation subsystem.The signal simulation subsystem is by some GPIB, VXI, PXI and LXI configuration of instrument.
The access control computing machine comprises data reception module, data resolution module, data transmission blocks, data acquisition module and state display module module; Data reception module receives from the signal authentication strategy of main control computer and is passed to data resolution module; Data resolution module analytic signal authentication policy generates the instrument configuration information and is passed to data transmission blocks; Data transmission blocks is sent to the signal authentication subsystem by communication network subsystems with instrument configuration information, and the signal authentication subsystem is carried out corresponding action accordingly; The data acquisition module data of Receipt Validation subsystem collection on the one hand also is sent to main control computer with this result by data transmission blocks, receive simultaneously instrument, equipment running status or error reporting that the signal authentication subsystem reports to the access control computing machine, and be presented on screen by the state display module.
The signal authentication subsystem comprises data reception module, configuration identification module, data acquisition module and status send module; Data reception module receives from the instrument configuration information of access control computing machine and is passed to the configuration identification module; The legitimacy of configuration identification module judgement instrument configuration information, if legal calling data acquisition module testing tool is realized signals collecting action separately and collection result is passed to status send module, do not produce error reporting and be passed to status send module if conform to rule; Status send module returns to the access control computing machine by communication network subsystems with the running status of each instrument, equipment in error reporting, data acquisition result and checking subsystem.The signal authentication subsystem is by some GPIB, VXI, PXI and LXI configuration of instrument.
Communication network subsystems with Ethernet as architecture, instrument and computing machine in connected system; Wherein GPIB, PXI and VXI instrument are realized integrated to Ethernet of test bus by GPIB-LAN gateway, PXI embedded computer and VXI-LXI Zero greeve controller respectively, and the LXI instrument directly is connected into Ethernet.For guaranteeing the real-time communication between computing machine, instrument, adopt gigabit full-duplex switched Ethernet technology, switch adopts direct pass-through mode work.
OCXO in synchronously triggering subsystem employing system or TCXO crystal oscillator adopt chrysanthemum chain clock synchronization mode as major clock, and it is the concentric cable of 50 Ω that the clock transfer line adopts impedance, and each instrument is by the clock pulse signal of the shared major clock of clock transfer line; Adopt star-like triggering, the programmable interface that triggers main equipment is connected to respectively the TRIG IN port of other instruments by 50 isometric Ω concentric cable.In synchronous triggering subsystem, chrysanthemum chain clock synchronization mode is that the CLK IN port of the CLK OUT port connection instrument 2 of instrument 1, the CLK OUT port of instrument 2 connect the CLK IN port of instrument 3, so recursion.
Claims (11)
1. a flight data recording device ground integrated test system, is characterized in that: comprise that 1 main control computer, 1 database server, M platform Simulation Control computing machine, N platform access control computing machine, a M signal simulation subsystem, a N signal authentication subsystem, 1 communication network subsystems and 1 synchronous subsystem that triggers consist of.M is more than or equal to corresponding 1 the Simulation Control computing machine of 1,1 signal simulation subsystem, and N is more than or equal to corresponding 1 the access control computing machine of 1,1 signal authentication subsystem;
Described main control computer imports database server with original flying quality, process the rear simulation data base that forms by flying quality decipher, unruly-value rejecting, interpolation smoothing and counter resolving, and according to user's selection, configuration integrate signal simulation strategy and signal authentication strategy, the signal simulation strategy comprises the instrument information relevant to the signal simulation subsystem, with signal characteristic the relevant start-stop moment, amplitude, frequency, pulse number and packet content, the signal authentication strategy comprises the instrument information relevant to the signal authentication subsystem; Main control computer simultaneously keeps communicating by letter with Simulation Control computing machine, access control computing machine, controls both task schedulings and receives both feedback of status;
Described database server provides data storage service for whole system, stores original flying quality and emulated data;
Described Simulation Control computing machine is communicated by letter with main control computer and is obtained the signal simulation strategy, and the signal simulation strategy is resolved, and obtains the simulate signal feature; The operation of each instrument, equipment in while and signal simulation subsystem communication, control signal simulation subsystem, and the running status of interior each equipment of monitor signal simulation subsystem;
Described signal simulation subsystem is made of some testing tools, under the control of Simulation Control computing machine, each instrument, equipment be according to simulate signal feature output physical signalling, simultaneously with the running status regular reporting of each instrument, equipment in the signal simulation subsystem to the Simulation Control computing machine.
Described access control computing machine is communicated by letter with main control computer and is obtained the signal authentication strategy, the signal authentication strategy is resolved the configuration information of instrument in the signal authentication subsystem when obtaining signal authentication; By communication network subsystems and signal authentication subsystem communication, configuration information is sent to the signal authentication subsystem, the physical signalling of each instrument, the output of equipment collection signal simulation subsystem in control signal checking subsystem, and the result that obtains is returned to main control computer;
Described signal authentication subsystem under the control of access control computing machine, the physical signalling of collection signal simulation subsystem output, and in the result that will collect and signal authentication subsystem, the running status of each instrument, equipment returns to the access control computing machine;
Described communication network subsystems is as the communications platform between each instrument in each instrument, signal authentication subsystem in main control computer, database server, Simulation Control computing machine, access control computing machine, signal simulation subsystem;
Described synchronous triggering subsystem possesses clock synchronous and triggers two functions, wherein clock synchronous realizes that the phy clock of each instrument and equipment in signal simulation subsystem and signal authentication subsystem is synchronous, triggers and realizes the synchronous of signal simulation subsystem and interior each instrument and equipment action of signal authentication subsystem.
2. a kind of flight data recording device ground integrated test system according to claim 1 is characterized in that: described main control computer comprises data acquisition module, flies to join interpretation module, data processing module, tactful generation module, data transmission blocks, data reception module, comparing module, log management module, report output module, user management module and Subscriber Interface Module SIM; Described data acquisition module is to read original flying quality and send it to fly to join interpretation module from database server; Described fly to join interpretation module according to the parameter type difference with three kinds of retrieving algorithms: analog quantity decipher, discrete magnitude decipher and digital quantity decipher are converted into decimal system engineering value with the binary source code value in original flying quality, simultaneously the data after decipher are sent to data processing module; Described data processing module realize decimal system engineering value after decipher unruly-value rejecting, interpolation smoothing, anti-data write into Databasce server is formed simulation data base after resolving processing, wherein unruly-value rejecting according to time point jump, parameter transfinites, rate of change distortion criterion is rejected and above one constantly aerial flight data replace wild value, interpolation smoothing carries out linear interpolation n time according to per second, the anti-process of resolving is that the decimal system engineering value that will obtain is converted into the physical quantity that testing tool can emulation and produces signal to drive testing tool, and deposits database server in; Complete " pre-service " of flying quality by above-mentioned steps;
After the user set flight data recording unit type to be tested, simulate signal type, emulation beginning and ending time information by described Subscriber Interface Module SIM, described tactful generation module generated corresponding signal simulation strategy and signal authentication strategy and is passed to data transmission blocks; Described data transmission blocks is sent to respectively Simulation Control computing machine and access control computing machine by communication network subsystems with signal simulation strategy and signal authentication strategy, and Simulation Control computing machine and access control computing machine are carried out corresponding action accordingly; Described data reception module obtains the result by communication network subsystems from the access control computing machine; Described comparing module is the goodness of fit of two groups of flying qualities relatively; The operation note of described log management module recording user; Flying quality output or printing that described report output module is selected the user; Described user management module is used for adding or deleting the user and user right is set.
3. a kind of flight data recording device ground integrated test system according to claim 1, it is characterized in that: described Simulation Control computing machine comprises data reception module, data resolution module, data transmission blocks, state acquisition module and state display module; Described data reception module receives from the signal simulation strategy of main control computer and is passed to data resolution module; Described data resolution module is resolved the signal simulation strategy, obtains the simulate signal feature and is sent to data transmission blocks; Described data transmission blocks is sent to testing tool in the signal simulation subsystem with the simulate signal feature by communication network subsystems, makes its generation and output physical signalling; Described state acquisition module receives the signal simulation subsystem and reports to instrument, equipment running status or the error reporting of Simulation Control computing machine, and is presented on screen by described state display module.
4. a kind of flight data recording device ground integrated test system according to claim 1, it is characterized in that: described signal simulation subsystem comprises data reception module, signal generator module, discriminating data module and status send module; Described data reception module receives signal simulation by communication network subsystems and controls the simulate signal feature of computing machine transmission and be passed to the discriminating data module; Described discriminating data module judges the signal simulation feature, if be passed to signal generator module with testing tool limit of power coupling, described signal generator module is based on the subfunction function body for different instruments that Vpp drives, by the call signal generation module, testing tool is realized signal output action separately; Produce error reporting and be passed to described status send module if exceed the testing tool limit of power, described status send module returns to the Simulation Control computing machine by communication network subsystems with the running status of each instrument, equipment in error reporting and simulation subsystem.
5. a kind of flight data recording device ground integrated test system according to claim 4, it is characterized in that: described signal simulation subsystem is by some GPIB, VXI, PXI and LXI configuration of instrument.
6. a kind of flight data recording device ground integrated test system according to claim 1, it is characterized in that: described access control computing machine comprises data reception module, data resolution module, data transmission blocks, data acquisition module and state display module module; Described data reception module receives from the signal authentication strategy of main control computer and is passed to data resolution module; Described data resolution module analytic signal authentication policy generates the instrument configuration information and is passed to data transmission blocks; Described data transmission blocks is sent to the signal authentication subsystem by communication network subsystems with instrument configuration information, and the signal authentication subsystem is carried out corresponding action accordingly; The described data acquisition module data of Receipt Validation subsystem collection on the one hand also is sent to main control computer with this result by data transmission blocks, receive simultaneously instrument, equipment running status or error reporting that the signal authentication subsystem reports to the access control computing machine, and be presented on screen by described state display module.
7. a kind of flight data recording device ground integrated test system according to claim 1 is characterized in that: described signal authentication subsystem comprises data reception module, configuration identification module, data acquisition module and status send module; Described data reception module receives from the instrument configuration information of access control computing machine and is passed to the configuration identification module; The legitimacy of described configuration identification module judgement instrument configuration information, if the legal described data acquisition module testing tool realization signals collecting separately of calling is moved and collection result is passed to status send module, produce error reporting and be passed to status send module if conform to rule; Described status send module returns to the access control computing machine by communication network subsystems with the running status of each instrument, equipment in error reporting, data acquisition result and checking subsystem.
8. a kind of flight data recording device ground integrated test system according to claim 7, it is characterized in that: described signal authentication subsystem is by some GPIB, VXI, PXI and LXI configuration of instrument.
9. a kind of flight data recording device ground integrated test system according to claim 1 is characterized in that: described communication network subsystems with Ethernet as architecture, instrument and computing machine in connected system; Wherein GPIB, PXI and VXI instrument are realized integrated to Ethernet of test bus by GPIB-LAN gateway, PXI embedded computer and VXI-LXI Zero greeve controller respectively, and the LXI instrument directly is connected into Ethernet.
10. a kind of flight data recording device ground integrated test system according to claim 1, it is characterized in that: the OCXO in described synchronous triggering subsystem employing system or TCXO crystal oscillator are as major clock, adopt chrysanthemum chain clock synchronization mode, it is the concentric cable of 50 Ω that the clock transfer line adopts impedance, and each instrument is shared the clock pulse signal of major clock by the clock transfer line; Adopt star-like triggering, the programmable interface that triggers main equipment is connected to respectively the TRIG IN port of other instruments by 50 isometric Ω concentric cable.
11. a kind of flight data recording device ground integrated test system according to claim 10, it is characterized in that: in described synchronous triggering subsystem, chrysanthemum chain clock synchronization mode is that the CLK IN port of the CLKOUT port connection instrument 2 of instrument 1, the CLK OUT port of instrument 2 connect the CLK IN port of instrument 3, so recursion.
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103760439A (en) * | 2013-09-24 | 2014-04-30 | 中国航空工业集团公司沈阳飞机设计研究所 | Automatic test system of avionic system |
| CN105141489A (en) * | 2014-05-29 | 2015-12-09 | 中国人民解放军93199部队飞行仿真技术研究所 | Real-time data acquisition system for simulator |
| CN105223843A (en) * | 2015-09-14 | 2016-01-06 | 中国运载火箭技术研究院 | A kind of re-entry space vehicle combination property verification system based on data sharing |
| CN105791056A (en) * | 2016-04-26 | 2016-07-20 | 太原罗克佳华工业有限公司 | Virtual reality test system of mechanical device |
| CN110472289A (en) * | 2019-07-17 | 2019-11-19 | 陕西千山航空电子有限责任公司 | A kind of FDR system test verification method based on Dynamic Signal emulation |
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| CN112784448A (en) * | 2021-03-12 | 2021-05-11 | 北京仿真中心 | Data storage simulation device, system and method |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103760439B (en) * | 2013-09-24 | 2016-04-06 | 中国航空工业集团公司沈阳飞机设计研究所 | A kind of Auto-Test System of avionics system |
| CN103760439A (en) * | 2013-09-24 | 2014-04-30 | 中国航空工业集团公司沈阳飞机设计研究所 | Automatic test system of avionic system |
| CN105141489B (en) * | 2014-05-29 | 2019-01-08 | 中国人民解放军93199部队飞行仿真技术研究所 | A kind of real-time data acquisition system for emulator |
| CN105141489A (en) * | 2014-05-29 | 2015-12-09 | 中国人民解放军93199部队飞行仿真技术研究所 | Real-time data acquisition system for simulator |
| CN105223843A (en) * | 2015-09-14 | 2016-01-06 | 中国运载火箭技术研究院 | A kind of re-entry space vehicle combination property verification system based on data sharing |
| CN105223843B (en) * | 2015-09-14 | 2017-11-07 | 中国运载火箭技术研究院 | A kind of re-entry space vehicle combination property checking system based on data sharing |
| CN105791056B (en) * | 2016-04-26 | 2020-01-10 | 太原罗克佳华工业有限公司 | Virtual-real testing system of mechanical device |
| CN105791056A (en) * | 2016-04-26 | 2016-07-20 | 太原罗克佳华工业有限公司 | Virtual reality test system of mechanical device |
| CN110472289A (en) * | 2019-07-17 | 2019-11-19 | 陕西千山航空电子有限责任公司 | A kind of FDR system test verification method based on Dynamic Signal emulation |
| CN110472289B (en) * | 2019-07-17 | 2023-06-30 | 陕西千山航空电子有限责任公司 | Flight parameter system test verification method based on dynamic signal simulation |
| CN112417678A (en) * | 2020-11-18 | 2021-02-26 | 中国运载火箭技术研究院 | Hard real-time aircraft test system |
| CN112417678B (en) * | 2020-11-18 | 2024-04-09 | 中国运载火箭技术研究院 | Hard real-time aircraft test system |
| CN112634666A (en) * | 2020-12-15 | 2021-04-09 | 中国科学院微小卫星创新研究院 | Event-based spacecraft data analysis system and method |
| CN112784448A (en) * | 2021-03-12 | 2021-05-11 | 北京仿真中心 | Data storage simulation device, system and method |
| CN113066265B (en) * | 2021-03-29 | 2023-11-03 | 广州海格通信集团股份有限公司 | Communication method, device, computer equipment and storage medium of distress life-saving system |
| CN114488770A (en) * | 2022-01-13 | 2022-05-13 | 北京临近空间飞行器系统工程研究所 | Dual-redundancy control system for realizing dynamic time synchronization between aircraft devices |
| RU2780244C1 (en) * | 2022-05-04 | 2022-09-21 | Алексей Сергеевич Солдатов | Flight information collection and processing system for aircraft digital twin validation during flight tests |
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