CN105539867A - Utility aircraft airborne electronic system based on unified processing platform - Google Patents
Utility aircraft airborne electronic system based on unified processing platform Download PDFInfo
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
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Abstract
The invention provides a utility aircraft airborne electronic system based on a unified processing platform, comprising a flight display, a unified processing platform, an atmosphere navigation attitude acquisition unit, an operation control panel and a unified network bus which are interconnected, wherein the unified processing platform comprises a power supply module (PSM), a public processing module (CPM), a universal interface module (IOM), a radio frequency interface module (RFM), an audio frequency interface module (AUDIO) and an actuation control module (ACM), wherein the PSM inputs an airborne +28V DC normal power source and a +24V DC emergency power source which are then converted to a +12V DC power source required for the internal modules of the platform, the atmosphere navigation attitude acquisition unit and the operation control panel. The utility aircraft airborne electronic system based on the unified processing platform, provided by the invention, can further improve the system safety, can flexibly adapt to requirements of aircrafts of different types, and can realize function integration of different fields, such as utility aircraft avionics, flight control, flight management and air control.
Description
Technical field
The invention belongs to mobile system and mechanical discipline field, the technology of being specifically related to is general-purpose aircraft airborne electronic equipment systems technology, take general-purpose aircraft as application, proposes a kind of general-purpose aircraft airborne electronic equipment system architecture based on unified processing platform.
Background technology
The airborne electronic equipment system of general-purpose aircraft refers to as having supported the electronic system that normal flight required by task is equipped with, and generally can comprise summary display, parameter acquisition, communication, navigation, monitor, fly the functions such as control, record, maintenance and alarm.
Airborne electronic equipment system is the knowledge of general-purpose aircraft, brain and nerve, can say that its advanced degree is an important symbol of general-purpose aircraft state-of-art, does not have advanced airborne electronic equipment system just not have advanced general-purpose aircraft.Therefore the airborne electronic equipment system of general-purpose aircraft is one of gordian technique of general-purpose aircraft development.By constantly breaking through the core technology in universal machine live subsystem, general-purpose aircraft safety, reliability and navigability can be improved constantly, designed by optimization system simultaneously and adopt new airborne electronic equipment systems technology can strengthen the economy of general-purpose aircraft, traveling comfort, the feature of environmental protection, alerting ability and maintainability etc. further.There is following problem in current general-purpose aircraft airborne electronic equipment system:
A. synthesization degree still is apparent not enough, and is difficult to be further provided with help flight safety synthesization and judge information;
B. physical form is still separate configurations, the functions such as aviation electronics, flight control, flight management and blank pipe are still by independently equipment realization, and integration degree is difficult to improve, and the increase of function needs to increase autonomous device, causes development cost relatively high;
C. application flexibility is poor, and system can not the dissimilar general-purpose aircraft of flexible adaptation, needs to carry out for concrete aircraft the demand that larger change could meet aircraft.
Therefore wish can develop more advanced airborne electronic equipment system, with the requirement of satisfied following variety classes general-purpose aircraft.
Summary of the invention
In order to solve technical matters existing in background technology, the present invention proposes a kind of general-purpose aircraft airborne electronic equipment system based on unified processing platform, the further raising of system safety can be realized, can the demand of the dissimilar aircraft of flexible adaptation, the function i ntegration of the different field such as general-purpose aircraft aviation electronics, flight control, flight management and blank pipe can be realized, to meet the practical application request of following variety classes general-purpose aircraft.
Technical solution of the present invention is: based on the general-purpose aircraft airborne electronic equipment system of unified processing platform, it is characterized in that: described electronic system comprises interconnective flight displays, unified processing platform, air boat appearance collecting unit, operation control panel and Unified Network bus;
Described unified processing platform comprises power module PSM, common process module CPM, common interface module IOM, radio frequency interface module RFM, Audio interface block AUDIO, start control module ACM;
Described power module PSM inputs airborne+28VDC normal power source and+24VDC emergency source of electrical power, is transformed to platform interior module, air boat appearance collecting unit and the+12VDC power supply needed for operation control panel after conversion; PSM periodically sends status information by Unified Network bus to CPM and receives the control command that CPM sends;
Described common process module CPM provides public calculating and the process resource of unified processing platform, and the integrated embedded real time partitioned operating system of CPM, provides unified application programming interfaces standard, allows the functional application of resident multiple different safety class;
Described common interface module IOM provides IO interface general in system, realizes the collection to engine parameter, body parameters, power parameter and fuel oil parameter general parameter, and the output of some discrete amount control signal; The data collected are supplied to CPM process by Unified Network bus by IOM, and receive the control signal of CPM transmission by Unified Network bus;
Described radio frequency interface processing module RFM provides the radiofrequency signal in system to receive and dispatch and processing capacity; Comprise VHF radio station, VOR, ILS, ADF, DME, MKR, transponder, the Big Dipper and GPS interface; Data after parsing are supplied to CPM process by Unified Network bus by RFM, and receive control signal and the output data of CPM transmission by Unified Network bus;
Described audio processing modules AUDIO comprises that 1 road is mainly driven, the microphone speech input of 1 tunnel the passenger side and 4 tunnel passengers, headphones sound output interface, the voice output interface of 1 road driving compartment loudspeaker, 6 road navigating audio signal input interfaces, 4 road alarm sound input interfaces;
Start control module ACM receives the control signal of CPM transmission by Unified Network bus and exports data, and execution result is supplied to CPM process by Unified Network bus.
Above-mentioned unified processing platform also comprises expansion connection module EIO, the digital interface of integration standard on expansion connection module EIO, and EIO carries out the mutual of data by consolidated network element and CPM.
Common process module CPM adopts Large Copacity random access memory and solid-state electronic dish, supports the real time execution of navigational route database, topographic database and other data bank; Common process module CPM adopts two redundant configurations.
On expansion connection module EIO, the digital interface of integration standard is ARINC429, RS422, ARINC453, ARINC708.
The type of common interface module IOM interface comprises discrete magnitude interface, analog voltage acquisition interface, analog current acquisition interface, resistance acquisition interface and thermocouple input acquisition interface.
Above-mentioned flight displays comprises graphic process unit; Described graphic process unit comprises:
Interface data process: flight displays obtains the various data messages needing display by external interface, data are obtained by Unified Network bus and external video input, comprise air, boat appearance, control, communication, navigation, monitor message;
Processing data information: these data obtained are processed according to the mode of synthesization, according to the difference display specification of information, agreement, form and mode requirement, being treated to can according to figured data;
Display conversion process: the graph data of display will be needed to change into the image that directly can be shown by read-out, and data message changes into can the symbol of Direct Recognition, the graphical information of character;
Image shows: the direct display being carried out required image by liquid crystal display.
The integrated multiple sensor of above-mentioned air boat appearance collecting unit, is directly converted to corresponding electric signal by bar pressure, temperature and aspect physical quantity, by Unified Network bus is supplied to rear class process after carrying out digital quantization to electric signal;
Interface data gathers: comprise two parts, one is bar pressure to outside, the incoming signal of atmosphere temperature transducer carries out conversion collection, two is accelerometers to inside, gyroscope appearance sensor signal of navigating changes and gather;
Air boat appearance data processing: the operation such as filtering, abnormal data erasing is carried out to the protoatmosphere boat appearance data gathered, by these data according to the formatted output of regulation to Unified Network;
Operation control panel: operation control panel provides the operating unit of button, numeral, character, cursor, switch, the operation of control is converted into command signal and is supplied to rear class process by Unified Network bus.
Above-mentioned Unified Network bus adopts the FlexRay bus of bus type topological structure.
The advantageous effect that the present invention has:
1) system safety is high: the system architecture with high security speciality, by the network interconnection bus of the software and hardware resources and redundancy that provide redundancy, the needs of different safety class can be met, support the functional realiey of high safety grade, pipe like flying, fly control etc.;
2) system can flexible configuration: have telescopic system architecture characteristic, the functional realiey of dissimilar aircraft and different safety class can be adapted to by expansion or the configuration of clip system, the application demand of CCAR23 portion fixed wing aircraft and CCAR27 portion cyclogyro can be covered;
3) on unified processing platform, the integrated of cross-cutting aircraft function is realized: propose to carry out comprehensively the function of general-purpose aircraft different field on a processing platform for general-purpose aircraft first.Because avionics, the function that flies the systems such as control, blank pipe belong to the different field of aircraft, they have larger difference to safety, cycle of run and resource requirement, based on this framework, can utilize system share and redundant resource realizes that these are integrated, thisly integratedly can produce following advantage:
A) general-purpose aircraft can be made to meet the requirement of following new navigation system;
B) safety of general-purpose aircraft flight can be improved further;
C) volume, power consumption, the weight of general-purpose aircraft airborne electronic equipment system can be reduced further.
Accompanying drawing explanation
Fig. 1 is general-purpose aircraft airborne electronic equipment system architecture schematic diagram of the present invention;
Fig. 2 is unified processing platform composition schematic diagram of the present invention;
Detailed description of the invention
The general-purpose aircraft airborne electronic equipment system architecture that the present invention is based on unified processing platform is shown in Fig. 1, comprises unified processing platform, flight displays, air boat appearance collecting unit, operation control panel and a few part of Unified Network.
Unified processing platform: the design adopting unified processing platform, focuses on the part resource in system, improves system synthesis degree, and reduces its exterior wiring.Unified processing platform is by synthesization, modularization, standardized physical module composition, comprise power module, common process module, common interface module, Audio interface block, radio frequency interface module, start control module, expansion connection module, different types of interface module delivers to common process module by after the various informations on aircraft, common process module adopts the operating system based on subregion, low layer drives the dissection process realizing external data, by API application programming interfaces, these information are passed to application program, application program is by performing calculating, process, the corresponding function of the process implementations such as computing.The quantity of these modules can according to the demand flexible configuration of system.
Flight displays: flight displays adopts intelligent display, realize the Presentation Function of system information, flight displays inside adopts performance-oriented graphic process unit, integrated topographic database and navigational route database, can support that high speed dynamic 3 D graphics shows in real time, and can external video image be superposed.Flight displays can realize different function configurations, can either be shown accordingly by the data after unibus network reception common process resume module, directly can obtain original data oneself from unibus network again to carry out processing and showing, flight displays quantity can be expanded according to demand on Unified Network.
Air boat appearance collecting unit: boat appearance parts need to be arranged on the ad-hoc location of aircraft, so adopt independent module to realize air boat appearance function, the integrated different sensor of air boat appearance collecting unit, the physical quantitys such as bar pressure, temperature and aspect are directly converted to corresponding electric signal, after digital quantization is carried out to these electric signal, are supplied to rear class process by Unified Network.
Operation control panel: operation control panel is the man-machine interface part of crew, crew realizes controlling the operation of airborne equipment by operation control panel.Operation control panel provides the operating units such as button, numeral, character, cursor, switch, and the operation of these controls is converted into command signal and is supplied to rear class process by Unified Network.
Unified Network: Unified Network, as the data interaction path in system, has important impact to the safety of system, economy, alerting ability and extensibility, and Unified Network adopts FlexRay bus, adopts bus type topological structure.It is inner that the physics realization of Unified Network is integrated in all parts unit hardware composition, can the redundant configuration of supporting bus.
Be described in detail main unified processing platform is formed below.
(1) processing platform is unified
Unified processing platform is the core of system, adopt integrated physical structure, related function module is organized together, be beneficial to resource sharing and information sharing, thus correlation function can be realized with the method for synthesization, compare with the framework in the past adopting autonomous device to realize each function, can effectively mitigation system volume, weight and power consumption, and reduce system cost.
Unified processing platform is made up of different functional modules, and these functional modules adopt General design thought, can meet different applications environment.Module type comprises power module (PSM), common process module (CPM), common interface module (IOM), radio frequency interface module (RFM), Audio interface block (AUDIO), start control module (ACM), expansion connection module (EIO), and the quantity of module can carry out flexible configuration according to system requirements.Be fixed with interconnected by integrated stand physically by these modules, integrated stand can carry out telescopic arrangement as required.Fig. 2 is shown in by the composition schematic diagram of unified processing platform.Introduce the modules function in unified processing platform below respectively.
PSM module:
Power module (PSM) provides the power supply of platform interior module and portion of external module, and power module is input as airborne+28V power supply and+24V emergency source of electrical power, output multi-channel+12VDC power supply.PSM module adopts intelligent power supply design, independently can control power supply and real-time its state of monitoring to output multi-channel power supply.PSM module meets power supply input in DO160G and the environmental requirement of due to voltage spikes; possess the protective capabilities such as filtering, due to voltage spikes, surge, overcurrent, overvoltage, instantaneous power-down; and external power supply power down indicator signal can be provided, support source switch control inputs.
CPM module:
Common process module (CPM) provides public calculating and the process resource of unified processing platform, and by resident multiple functional application on it, CPM adopts embedded partitions operating system, provides unified application programming interfaces standard.CPM module can be supported apply operation below:
A) air boat appearance function;
B) controlling functions is operated;
C) communication function, comprises VHF function of voice communication, interior words communication function, the communication of VHF Data-Link, passenger entertainment function;
D) navigation feature, comprises VOR, ILS, ADF, DME, MKR, the Big Dipper, GPS, flight management function;
E) function for monitoring, comprises S mode blank pipe answering, ADS-B function, aerial collision prevention function, weather forecast function;
F) driving engine/body parameters processing capacity;
G) fly controlling functions;
H) integrated maintenance function;
I) ALM function.
IOM module:
Input/output module (IOM) provide IO interface general in system, can realize the collection to general parameters such as engine parameter, body parameters, power parameter and fuel oil parameters.The type of IOM module interface comprises the physical quantity interfaces such as discrete magnitude interface, analog voltage acquisition interface, analog current acquisition interface, resistance acquisition interface and thermocouple input acquisition interface, the demand of most of general-purpose aircraft can be met, the expansion of interface quantity realizes by increasing module number, and the configuration of interface configuration is by software simulating.
RFM module:
Radio frequency interface processing module (RFM) provides the radiofrequency signal in system to receive and dispatch and processing capacity, the radio frequency interface signal transacting that current general-purpose aircraft mobile system is conventional can be realized, comprise the interfaces such as VHF radio station, VOR, ILS, ADF, DME, MKR, transponder, the Big Dipper and GPS.RFM adopts the design philosophy of software radio, and all rf processing circuitries adopt unified hardware platform, and the function such as modulation /demodulation, signal resolution realizing each function by FPGA, can improve universalization and the allocative abilities of module.
AUDIO module:
Audio processing modules (AUDIO) provides the processing capacity of system sound intermediate frequency signal.Can realize main driving, the COBBAIF process such as voice output interface, alarm sound input interface of the microphone speech input interface of the passenger side and passenger, headphones sound output interface, loudspeaker.
ACM module:
Start control module (ACM) provides the output control function of actuator.ACM module can the rudder face of operating aircraft and flap configuration in conjunction with actuator, thus controls the pitching of aircraft, roll and course, and reach the object of automatic Pilot, ACM module can carry out redundant configurations flexibly to meet the requirement of safety.
EIO module:
Expansion connection module (EIO) provides the expanded function of serial digital circuit and special private circuit.When system needs to expand some function, such as meteorological radar, satellite transceiver etc., or when aircraft has certain special applications, when needs increase is such as seen and is taken aim at system, monitored control system, need system and existing goods shelf products interconnected, these interconnected interfaces normally ARINC429, RS422, ARINC453, ARINC708 etc., sometimes or even special purpose interface, now meets these demands by EIO module.
Below in conjunction with accompanying drawing 1,2 illustrate the specific embodiment of the present invention:
General-purpose aircraft electronic system framework based on unified processing platform described in the invention, comprises flight displays 1 (quantity can be configured to 1-4 platform according to actual needs), unified processing platform 2, air boat appearance collecting unit 3 (quantity can be configured to 1-2 platform according to actual needs), operation control panel 4 (quantity can be configured to 0-2 platform according to actual needs) and Unified Network 5.
Unified processing platform is as system core unit, be made up of the module of variety classes and quantity, be responsible for the translation function of the input and output control of external interface, the unified process of internal interface data, the unified management of resource, the operation of application program and internal electric source.Unified processing platform comprises power module (PSM) 201, common process module (CPM) 202, common interface module (IOM) 203, radio frequency interface module (RFM) 204, Audio interface block (AUDIO) 206, start control module (ACM) 205, expansion connection module (EIO) 211, and the quantity of each module can carry out flexible configuration according to system requirements.Unified processing platform can realize its function by following kind of generic module:
Power module (PSM) inputs airborne+28VDC normal power source and+24VDC emergency source of electrical power, is transformed to platform interior module, air boat appearance collecting unit and the+12VDC power supply needed for operation control panel after conversion.PSM adopts intelligent power supply design, inner integrated manipulator chip, can monitor its state in real time and independently control power supply to output multi-channel+12VDC power supply.PSM meets power supply input in DO160G and the environmental requirement of due to voltage spikes, possesses the protective capabilities such as filtering, due to voltage spikes, surge, overcurrent, overvoltage, instantaneous power-down, and can provide external power supply power down indicator signal, support source switch control inputs.PSM adopts two redundant configurations, and after preventing single supply to lose efficacy, all systemic-functions lost efficacy, and improved system safety.PSM periodically sends status information by Unified Network bus to CPM module and receives the control command that CPM module sends.
Common process module (CPM) provides public calculating and the process resource of unified processing platform, the integrated embedded real time partitioned operating system of CPM, unified application programming interfaces standard is provided, allows the functional application of resident multiple different safety class.CPM adopts high-performance processor, has Large Copacity random access memory and solid-state electronic dish, can support the real time execution of navigational route database, topographic database and other data bank.CPM adopts two redundant configurations, and whole system disabler after preventing single module to lose efficacy, improves system safety.CPM passes through the data message of other module or equipment in Unified Network receiving system, forms the data-interface of standard, be supplied to top level application program after inside focuses on.The function of top level application program is configurable, can need to carry out difference in functionality configuration according to system practical application.The output of top level application program sends to other module or equipment in system by Unified Network, realizes the unified of system and controls and process.
Common interface module (IOM) provide IO interface general in system, can realize the collection to general parameters such as engine parameter, body parameters, power parameter and fuel oil parameters, and the output of some discrete amount control signal.The type of the supported interface of IOM comprises the physical quantity interfaces such as discrete magnitude interface, analog voltage interface, analog current interface, resistance interface and thermocouple input interface, the configuration of interface configuration is by software simulating, can meet the demand of most of general-purpose aircraft, the expansion of interface quantity realizes by increasing module number.The data collected are supplied to CPM module by Unified Network and process by IOM, and receive the control signal of CPM transmission by Unified Network.
Radio frequency interface processing module RFM provides the radiofrequency signal in system to receive and dispatch and processing capacity, the radio frequency interface signal transacting that current general-purpose aircraft mobile system is conventional can be realized, comprise the interfaces such as VHF radio station, VOR, ILS, ADF, DME, MKR, transponder, the Big Dipper and GPS.RFM designs based on software and radio technique, rf processing circuitry adopts unified hardware platform, comprise front-end processing and back-end digital processing section, leading portion process mainly realizes the pretreatment of input and output radiofrequency signal, radiofrequency signal is converted to digital signal and delivers to rear end and process.Rear end adopts High Performance FPGA Design, by the modulation /demodulation, signal resolution etc. of each function of FPGA internal programmable logic realization, can be configured the agreement of resolving by software, improve the comformability of radio frequency interface, RFM quantity can configure according to system requirements.Data after parsing are supplied to CPM module by Unified Network and process by RFM, and receive the control signal of CPM transmission by Unified Network and export data.
Audio processing modules (AUDIO) provides the processing capacity of system sound intermediate frequency signal.Can realize that 1 road is mainly driven, the microphone speech input of 1 tunnel the passenger side and 4 tunnel passengers, headphones sound output interface, the COBBAIF process such as voice output interface, 6 road navigating audio signal input interfaces, 4 road alarm sound input interfaces of 1 road driving compartment loudspeaker.AUDIO adopts digital audio and video signals processing mode, can process the input and output simulated audio signal of external interface and the digital audio and video signals of internal bus transmission.Input simulated audio signal after filtering, convert digital signal to after the pretreatment such as coupling, noise reduction, AUDIO also can receive the digital audio and video signals of CPM transmission by Unified Network, the sound signal of these inputs carries out the digital signal processing such as audio mixing, control in the digital signal processor of inside, then converts analog signal signal to and exports.AUDIO can by the control of software simulating output audio interface and configuration.
Start control module (ACM) provides the output control function of actuator.ACM module can the rudder face of operating aircraft and flap configuration in conjunction with actuator, thus controls the pitching of aircraft, roll and course, reaches the object of automatic Pilot.The actuator control interface function of ACM integration standard, can gather the action feedback of actuator, after inside calculates, export correct control signal, ACM can carry out redundant configurations flexibly to meet the requirement of safety.ACM receives by Unified Network control signal that CPM sends and exports data, and execution result is supplied to CPM module by Unified Network processes.
Expansion connection module (EIO) provides the expanded function of serial digital circuit and special private circuit.When system needs to expand some function, such as meteorological radar, satellite transceiver etc., or when aircraft has certain special applications, when needs increase is such as seen and is taken aim at system, monitored control system, need system and existing goods shelf products interconnected, these interconnected interfaces normally ARINC429, RS422, ARINC453, ARINC708 etc., sometimes or even other special purpose interface, in EIO module, the digital interface of these standards integrated is used for meeting these demands.EIO carries out the mutual of data by Unified Network and CPM.
Flight displays: flight displays adopts intelligent display, realize the Presentation Function of system information, flight displays inside adopts performance-oriented graphic process unit, integrated topographic database and navigational route database, can support that high speed dynamic 3 D graphics shows in real time, and can external video image be superposed.Flight displays can realize different function configurations, can either be shown accordingly by the data after unibus network reception common process resume module, directly can obtain original data oneself from unibus network again to carry out processing and showing, flight displays has touch control function, touch manner can be adopted to realize the operation controlling functions of system, and its quantity can be expanded according to demand on Unified Network.Flight displays performs correlation function mainly through following components:
A. interface data process: flight displays obtains the various data messages needing display by external interface, these data obtain mainly through Unified Network and external video input, comprise the information of the difference in functionality such as air, boat appearance, control, communication, navigation, supervision;
B. processing data information: these data obtained are processed according to the mode of synthesization, according to the difference display specification of information, agreement, form and mode requirement, being treated to can according to figured data, and such as parameter adopts circular or bar chart to carry out showing, the color, parameter-beyond-limit representation etc. of parameter display;
C. show conversion process: the graph data that needs show is changed into the image that directly can be shown by read-out, these data messages change into can the graphical information such as symbol, character of Direct Recognition,
D. image display: the direct display being carried out required image by liquid crystal display.
Air boat appearance collecting unit: boat appearance parts need to be arranged on the ad-hoc location of aircraft, so adopt independent module to realize air boat appearance function, the integrated different sensor of air boat appearance collecting unit, the physical quantitys such as bar pressure, temperature and aspect are directly converted to corresponding electric signal, after digital quantization is carried out to these electric signal, are supplied to rear class process by Unified Network.Air boat appearance collecting unit performs correlation function by following components:
A. interface data collection: mainly comprise two parts one is bar pressure to outside, the incoming signal of atmosphere temperature transducer carries out conversion collection, and two is that the boat such as accelerometer, gyroscope appearance sensor signal to inside is changed and gathered;
B. air boat appearance data processing: first the operation such as filtering, abnormal data erasing is carried out to the protoatmosphere boat appearance data gathered, then by these data according to the formatted output of regulation to Unified Network.
Operation control panel: operation control panel is the man-machine interface part of crew, crew realizes controlling the operation of airborne equipment by operation control panel.Operation control panel provides the operating units such as button, numeral, character, cursor, switch, and the operation of these controls is converted into command signal and is supplied to rear class process by Unified Network.Operation control panel performs correlation function by following components:
C. the input man machine interface of operational controls: operation control panel provides the human interface controls such as button, knob and rocking bar, crew can be made to carry out the input of control command by it;
D. the state instruction of operational controls: the state being indicated control operation by modes such as indicator lamps, is supplied to crew and identifies;
E. manipulate data processing: the acquisition and processing carrying out control input state, reported by the state of Unified Network by these controls according to the form of agreement.
Unified Network: Unified Network, as the data interaction path in system, has important impact to the safety of system, economy, alerting ability and extensibility, and Unified Network adopts FlexRay bus, adopts bus type topological structure.It is inner that the physics realization of Unified Network is integrated in all parts unit hardware composition, adopts unified standard communication protocol, can two redundant configuration of supporting bus.
Claims (8)
1. based on the general-purpose aircraft airborne electronic equipment system of unified processing platform, it is characterized in that: described electronic system comprises interconnective flight displays, unified processing platform, air boat appearance collecting unit, operation control panel and Unified Network bus;
Described unified processing platform comprises power module PSM, common process module CPM, common interface module IOM, radio frequency interface module RFM, Audio interface block AUDIO, start control module ACM;
Described power module PSM inputs airborne+28VDC normal power source and+24VDC emergency source of electrical power, is transformed to platform interior module, air boat appearance collecting unit and the+12VDC power supply needed for operation control panel after conversion; PSM periodically sends status information by Unified Network bus to CPM and receives the control command that CPM sends;
Described common process module CPM provides public calculating and the process resource of unified processing platform, and the integrated embedded real time partitioned operating system of CPM, provides unified application programming interfaces standard, allows the functional application of resident multiple different safety class;
Described common interface module IOM provides IO interface general in system, realizes the collection to engine parameter, body parameters, power parameter and fuel oil parameter general parameter, and the output of some discrete amount control signal; The data collected are supplied to CPM process by Unified Network bus by IOM, and receive the control signal of CPM transmission by Unified Network bus;
Described radio frequency interface processing module RFM provides the radiofrequency signal in system to receive and dispatch and processing capacity; Comprise VHF radio station, VOR, ILS, ADF, DME, MKR, transponder, the Big Dipper and GPS interface; Data after parsing are supplied to CPM process by Unified Network bus by RFM, and receive control signal and the output data of CPM transmission by Unified Network bus;
Described audio processing modules AUDIO comprises that 1 road is mainly driven, the microphone speech input of 1 tunnel the passenger side and 4 tunnel passengers, headphones sound output interface, the voice output interface of 1 road driving compartment loudspeaker, 6 road navigating audio signal input interfaces, 4 road alarm sound input interfaces;
Start control module ACM receives the control signal of CPM transmission by Unified Network bus and exports data, and execution result is supplied to CPM process by Unified Network bus.
2. the general-purpose aircraft airborne electronic equipment system based on unified processing platform according to claim 1, it is characterized in that: described unified processing platform also comprises expansion connection module EIO, the digital interface of integration standard on expansion connection module EIO, EIO carries out the mutual of data by consolidated network element and CPM.
3. the general-purpose aircraft airborne electronic equipment system based on unified processing platform according to claim 2, it is characterized in that: common process module CPM adopts Large Copacity random access memory and solid-state electronic dish, support the real time execution of navigational route database, topographic database and other data bank; Common process module CPM adopts two redundant configurations.
4. the general-purpose aircraft airborne electronic equipment system based on unified processing platform according to claim 3, is characterized in that: on expansion connection module EIO, the digital interface of integration standard is ARINC429, RS422, ARINC453, ARINC708.
5. the general-purpose aircraft airborne electronic equipment system based on unified processing platform according to claim 4, is characterized in that: the type of common interface module IOM interface comprises discrete magnitude interface, analog voltage acquisition interface, analog current acquisition interface, resistance acquisition interface and thermocouple input acquisition interface.
6. the general-purpose aircraft airborne electronic equipment system based on unified processing platform according to claim 5, is characterized in that: described flight displays comprises graphic process unit; Described graphic process unit comprises:
Interface data process: flight displays obtains the various data messages needing display by external interface, data are obtained by Unified Network bus and external video input, comprise air, boat appearance, control, communication, navigation, monitor message;
Processing data information: these data obtained are processed according to the mode of synthesization, according to the difference display specification of information, agreement, form and mode requirement, being treated to can according to figured data;
Display conversion process: the graph data of display will be needed to change into the image that directly can be shown by read-out, and data message changes into can the symbol of Direct Recognition, the graphical information of character;
Image shows: the direct display being carried out required image by liquid crystal display.
7. the general-purpose aircraft airborne electronic equipment system based on unified processing platform according to claim 6, it is characterized in that: the integrated multiple sensor of described air boat appearance collecting unit, bar pressure, temperature and aspect physical quantity are directly converted to corresponding electric signal, after digital quantization is carried out to electric signal, are supplied to rear class process by Unified Network bus;
Interface data gathers: comprise two parts, one is bar pressure to outside, the incoming signal of atmosphere temperature transducer carries out conversion collection, two is accelerometers to inside, gyroscope appearance sensor signal of navigating changes and gather;
Air boat appearance data processing: the operation such as filtering, abnormal data erasing is carried out to the protoatmosphere boat appearance data gathered, by these data according to the formatted output of regulation to Unified Network;
Operation control panel: operation control panel provides the operating unit of button, numeral, character, cursor, switch, the operation of control is converted into command signal and is supplied to rear class process by Unified Network bus.
8. the general-purpose aircraft airborne electronic equipment system based on unified processing platform according to claim 7, is characterized in that: described Unified Network bus adopts the FlexRay bus of bus type topological structure.
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