CN117913983A - Distributed electromechanical control management system architecture - Google Patents
Distributed electromechanical control management system architecture Download PDFInfo
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- CN117913983A CN117913983A CN202311838955.XA CN202311838955A CN117913983A CN 117913983 A CN117913983 A CN 117913983A CN 202311838955 A CN202311838955 A CN 202311838955A CN 117913983 A CN117913983 A CN 117913983A
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Abstract
The application belongs to the field of architecture design of aviation onboard systems, and relates to a distributed electromechanical control management system architecture. The data acquisition unit is connected with the hardware and the bus and can acquire hardware signals and bus signals in the corresponding area; the remote driving unit receives the data instruction of the core processing unit and transmits the data instruction to the corresponding electric equipment according to the calibration information of the data instruction, so as to control the electric equipment; the indicator lamp driving unit is used for realizing indicator lamp driving and switch state acquisition, and the data acquisition unit is used for acquiring hard wire and bus signals in a near area; by forming a distributed system architecture, the system unifies functions of airborne equipment and improves reliability; the special indicator light processing unit is used for finishing management of indicator lights in the cockpit, and the universal remote interface unit is used for collecting regional signals, so that the working efficiency of each system is improved.
Description
Technical Field
The application belongs to the field of architecture design of aviation onboard systems, and particularly relates to a distributed electromechanical control management system architecture.
Background
In the long independent development process of the traditional electromechanical system, the layout of independent control, display and data exchange of each system in the whole aircraft range is formed, and along with the increasing strong functions of the aircraft, the aircraft system is more and more complex, and the inherent defects of the independent electromechanical system are more and more revealed, such that the energy utilization rate is poor; the information sharing between systems is difficult; the display of the cabin is complex and messy; a large number of independent external field replaceable units (LRU) cause crisscross connection lines, large weight, complex fault redundancy, uneconomical purchase and guarantee cost and the like.
A distributed electromechanical control management system architecture separates acquisition, control and driving functions, has single equipment function and low fault rate. How to implement an efficient design of a distributed electromechanical control management system architecture is a problem to be solved.
Disclosure of Invention
The application aims to provide a distributed electromechanical control management system architecture to solve the problem that the current electromechanical system layout is difficult to meet the use requirements of more and more complex aircraft systems.
The technical scheme of the application is as follows: a distributed electromechanical control management system architecture comprises a core processing unit, a data acquisition unit, a remote driving unit and an indicator light driving unit; the data acquisition unit is connected with the hardware and the bus, can acquire hardware signals and bus signals in the corresponding area, and sends the hardware signals and the bus signals to the core processing unit in real time; the core processing unit can receive the hardware signals and the bus signals in the data acquisition unit, judge and process the data information of each electromechanical control system, form a data instruction and send the data instruction to the remote driving unit and the indicator lamp driving unit, and the remote driving unit receives the data instruction of the core processing unit and sends the data instruction to the corresponding electric equipment according to the calibration information of the data instruction, controls the electric equipment, and acquires and reports the state information of the controlled electric equipment to the electromechanical integrated management system computer; the indicating lamp processing unit collects the switching states of the system control boards and then drives the indicating lamps of the system control boards to indicate the corresponding switching states.
Preferably, the two core processing units are arranged, one core processing unit is a main processing unit, the other core processing unit is a secondary processing unit, a mutual transmission bus is arranged between the two core processing units, the core processing units transmit respective heartbeat information through the mutual transmission bus, each core processing unit is internally provided with a healthy heartbeat threshold value, after receiving the heartbeat information of the other core processing unit, the core processing units are compared with the healthy heartbeat threshold value, if the heartbeat information exceeds the healthy heartbeat threshold value range, the core processing units are judged to be abnormal, when the heartbeat of one core processing unit is abnormal, the corresponding output structure in the mutual transmission bus is closed, and the other core processing unit is automatically reconstructed to be the main processing unit.
Preferably, an external switch is further provided, and when the automatic reconfiguration of the core processing unit is impossible, the external switch is manually pressed to manually cut off the failed core processing unit and transfer the authority of the core processing unit to the indicator light driving unit.
Preferably, the core processing unit comprises a data receiving module, a data processing module, an instruction sending module and a data storage module; the data receiving module is used for receiving the data information of each electronic control system and sending the data information to the data processing module; the data storage module internally stores standard data information of each electronic control system in a classified mode; the data processing module judges the data type according to the received data information, and when judging that the data is transmitted, the data processing module transmits the information to the corresponding interface according to the address information in the data information; when the operation data is judged, the corresponding standard data information in the data storage module is called, the operation state of the corresponding electromechanical control subsystem is judged through comparison, and if the failure data occurs, the failure data is stored through the data storage module and is sent to the electromechanical integrated management system computer through the remote driving unit; when fault data does not occur, a data instruction is generated and then is sent to the corresponding electric equipment through the instruction sending module.
Preferably, a sensor management module is arranged in the data acquisition unit, and the sensor management module can judge the type of the sensor and then respectively judge the current state of the corresponding sensor according to different sensor types.
Preferably, the system further comprises an intra-system bus and an extra-system bus, wherein data interaction is performed among the core processing unit, the data acquisition unit, the remote driving unit and the indicator lamp driving unit through the intra-system bus, and data interaction is performed among the core processing unit, the flight control system, the avionics system and the power system through the extra-system bus.
The distributed electromechanical control management system architecture comprises a core processing unit, a data acquisition unit, a remote driving unit and an indicator lamp driving unit. The data acquisition unit is connected with the hardware and the bus and can acquire hardware signals and bus signals in the corresponding area; the remote driving unit receives the data instruction of the core processing unit and transmits the data instruction to the corresponding electric equipment according to the calibration information of the data instruction, so as to control the electric equipment; the indicator lamp driving unit is used for realizing indicator lamp driving and switch state acquisition, and the data acquisition unit is used for acquiring hard wire and bus signals in a near area; by forming a distributed system architecture, the system unifies functions of airborne equipment and improves reliability; the special indicator light processing unit is used for finishing management of indicator lights in the cockpit, and the universal remote interface unit is used for collecting regional signals, so that the working efficiency of each system is improved.
Drawings
In order to more clearly illustrate the technical solution provided by the present application, the following description will briefly refer to the accompanying drawings. It will be apparent that the figures described below are merely some embodiments of the application.
FIG. 1 is a schematic diagram of the overall structure of the present application.
1. A core processing unit; 2. an intra-system bus; 3. an indicator light driving unit; 4. a data acquisition unit; 5. a remote driving unit; 6. and the inter-transmission buses.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
A distributed electromechanical control management system architecture, as shown in fig. 1, includes a core processing unit 1, a data acquisition unit 4, a remote driving unit 5, and an indicator light driving unit 3.
The data acquisition unit 4 is connected with the hardware and the bus, can acquire hardware signals and bus signals in the corresponding area, and sends the hardware signals and the bus signals to the core processing unit 1 in real time; the core processing unit 1 can receive the hardware signals and the bus signals in the data acquisition unit 4, judge and process the data information of each electromechanical control system, form data instructions and send the data instructions to the remote driving unit 5 and the indicator lamp driving unit 3.
The remote driving unit 5 receives the data instruction of the core processing unit 1, transmits the data instruction to the corresponding electric equipment according to the calibration information of the data instruction, controls the electric equipment, and collects the state information of the controlled electric equipment and reports the state information to the electromechanical integrated management system computer; the indication lamp processing unit collects the switch states of the system control boards and then drives the indication lamps of the system control boards to indicate the corresponding switch states.
Furthermore, the failure and alarm functions of the integrated processor electronic control system are realized through the core processing unit 1, and the configuration information, the current state, the parameters, the prompt, the alarm information and other contents of each electronic control system are integrated and displayed on the integrated waypoint display.
The indicator light driving unit 3 realizes the indicator light driving of the top system control board, the switch state acquisition of the top control board and the state acquisition of the cockpit and other electromechanical control switches.
The data acquisition unit 4 acquires hard wire and bus signals in a nearby area, including various types of analog quantity and discrete quantity signals, and can acquire various bus types of signals at the same time, so that the configuration is flexible.
The remote driving unit 5 receives state data of other electromechanical systems and on/off control commands of electric equipment through a bus/hard wire to perform power distribution and on/off control of the electric equipment, and has the protection (overload and short circuit protection) and control functions of power distribution of the electric equipment; in all input bus fault states, hard wires/default logic can be used for controlling electric equipment; reporting the states of all channels (on-off, output voltage, current, faults and the like) and electric equipment to an electromechanical comprehensive management system computer through a bus; the automatic reset function and the manual reset function are provided; the maintenance checking forced power-off function is provided; the size and the interface are designed as much as possible, and can be interchanged.
By forming a distributed system architecture, a distributed system architecture of distributed signal acquisition, distributed power driving and centralized high-speed operation is proposed. The system unifies the functions of the airborne equipment and improves the reliability; the special indicator light processing unit is used for finishing management of indicator lights in the cockpit, the universal remote interface unit is used for collecting regional signals, the remote power distribution unit is used for driving regional power, the electromechanical core is used for finishing bus transceiving and high-speed centralized operation, and the equipment is clear in labor division and centralized in function.
Preferably, two core processing units 1 are provided, one core processing unit 1 is a main processing unit, the other core processing unit 1 is a secondary processing unit, a mutual transmission bus 6 is arranged between the two core processing units 1, the core processing units 1 transmit respective heartbeat information through the mutual transmission bus 6, a healthy heartbeat threshold value is arranged in each core processing unit 1, after the core processing units 1 receive the heartbeat information of the other core processing unit, the core processing units 1 are compared with the healthy heartbeat threshold value, if the heartbeat information exceeds the healthy heartbeat threshold value range, the core processing units 1 are judged to be abnormal, when the heartbeat of one core processing unit 1 is abnormal, the corresponding output structure in the mutual transmission bus 6 is closed, and the other core processing unit 1 is automatically reconstructed to be the main processing unit. By arranging the core processing units 1 with reconfigurable main and auxiliary parts, the control reliability and redundancy of the whole system are effectively improved, and the core processing units 1 can still work normally when an abnormality occurs.
Preferably, an external switch is further provided, when the automatic reconfiguration of the core processing unit 1 is impossible, the external switch is manually pressed, the failed core processing unit 1 is manually cut off, and the authority of the core processing unit 1 is transferred to the indicator light driving unit 3, so that the system bus can still normally operate when the automatic reconfiguration design is abnormal.
Preferably, the core processing unit 1 comprises a data receiving module, a data processing module, an instruction sending module and a data storage module; the data receiving module is used for receiving the data information of each electronic control system and sending the data information to the data processing module; the data storage module internally stores standard data information of each organic electronic control system in a classified mode; the data processing module judges the data type according to the received data information, and when judging that the data is of a transmission type, the data processing module transmits the information to a corresponding interface according to the address information in the data information; when the operation data is judged, the corresponding standard data information in the data storage module is called, the operation state of the corresponding electromechanical control subsystem is judged through comparison, and if the failure data occurs, the failure data is stored through the data storage module and is sent to the electromechanical integrated management system computer through the remote driving unit 5; when fault data does not occur, a data instruction is generated and then is sent to the corresponding electric equipment through the instruction sending module. The data is classified and stored, so that the processing stability and quality of the data are effectively improved. Meanwhile, the system can also realize the functions of storing fault data of the electromechanical control system, maintaining and managing BIT and the like.
Preferably, a sensor management module is arranged in the data acquisition unit 4, and the sensor management module can judge the type of the sensor and then respectively judge the current state of the corresponding sensor according to different sensor types. The sensor management module can be used for respectively managing the regional data self-controller and the digital sensor, can complete small circulation in the region, and has a control calculation function for quick response requirements; the interfaces are designed to be as large as possible and universal and can be interchanged.
Preferably, the system further comprises an intra-system bus 2 and an external bus, wherein data interaction is carried out among the core processing unit 1, the data acquisition unit 4, the remote driving unit 5 and the indicator lamp driving unit 3 through the intra-system bus 2, and data interaction is carried out among the core processing unit 1, the flight control system, the avionics system and the power system through the external bus. One network is a special network of a distributed platform, and the other network is connected with the network as an independent controller, so that the problem that the number of nodes of a single bus type network is limited is solved.
Finally, it should be noted that: in the drawings of the disclosed embodiments, only the structures related to the embodiments of the present disclosure are referred to, and other structures can refer to the common design, so that the same embodiment and different embodiments of the present disclosure can be combined with each other under the condition of no conflict;
Finally: the foregoing description of the preferred embodiments of the invention is not intended to limit the invention to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and principles of the invention are intended to be included within the scope of the invention.
Claims (6)
1. A distributed electromechanical control management system architecture, characterized by: the device comprises a core processing unit (1), a data acquisition unit (4), a remote driving unit (5) and an indicator lamp driving unit (3); the data acquisition unit (4) is connected with the hardware and the bus, can acquire the hardware signals and the bus signals in the corresponding area, and sends the hardware signals and the bus signals to the core processing unit (1) in real time; the core processing unit (1) can receive hardware signals and bus signals in the data acquisition unit (4), judge and process data information of each electromechanical control system, form data instructions and send the data instructions to the remote driving unit (5) and the indicator lamp driving unit (3), the remote driving unit (5) receives the data instructions of the core processing unit (1) and sends the data instructions to corresponding electric equipment according to calibration information of the data instructions, the electric equipment is controlled, and state information of the electric equipment after acquisition and control is reported to the electromechanical integrated management system computer; the indicating lamp processing unit collects the switching states of the system control boards and then drives the indicating lamps of the system control boards to indicate the corresponding switching states.
2. The distributed electromechanical control management system architecture of claim 1, wherein: the heart processing units (1) are arranged in two, one of the heart processing units (1) is a main processing unit, the other heart processing unit (1) is a secondary processing unit, a mutual transmission bus (6) is arranged between the two heart processing units (1), the heart processing units (1) transmit respective heart beat information through the mutual transmission bus (6), a health heart beat threshold value is arranged in each heart processing unit (1), after the heart beat information of the other heart processing unit is received by the heart processing units (1), the heart processing units are compared with the health heart beat threshold value, if the heart beat information exceeds the health heart beat threshold value, the heart beat of one heart processing unit (1) is abnormal, the corresponding output structure in the mutual transmission bus (6) is closed, and the other heart processing unit (1) is automatically reconstructed into the main processing unit.
3. The distributed electromechanical control management system architecture of claim 2, wherein: the automatic reconfiguration device is also provided with an external switch, and when the automatic reconfiguration of the core processing unit (1) is impossible, the external switch is manually pressed down to manually cut off the failed core processing unit (1) and transfer the authority of the core processing unit (1) to the indicator light driving unit (3).
4. The distributed electromechanical control management system architecture of claim 1, wherein: the core processing unit (1) comprises a data receiving module, a data processing module, an instruction sending module and a data storage module; the data receiving module is used for receiving the data information of each electronic control system and sending the data information to the data processing module; the data storage module internally stores standard data information of each electronic control system in a classified mode; the data processing module judges the data type according to the received data information, and when judging that the data is transmitted, the data processing module transmits the information to the corresponding interface according to the address information in the data information; when the operation data is judged, the corresponding standard data information in the data storage module is called, the operation state of the corresponding electromechanical control subsystem is judged through comparison, and if the failure data occurs, the failure data is stored through the data storage module and is sent to an electromechanical integrated management system computer through a remote driving unit (5); when fault data does not occur, a data instruction is generated and then is sent to the corresponding electric equipment through the instruction sending module.
5. The distributed electromechanical control management system architecture of claim 1, wherein: the sensor management module is arranged in the data acquisition unit (4), and can judge the type of the sensor and then respectively judge the current state of the corresponding sensor according to different sensor types.
6. The distributed electromechanical control management system architecture of claim 1, wherein: the intelligent control system is characterized by further comprising an intra-system bus (2) and an external system bus, wherein data interaction is carried out among the core processing unit (1), the data acquisition unit (4), the remote driving unit (5) and the indicator lamp driving unit (3) through the intra-system bus (2), and data interaction is carried out among the core processing unit (1), the flight control system, the avionics system and the power system through the external system bus.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202311838955.XA CN117913983A (en) | 2023-12-28 | 2023-12-28 | Distributed electromechanical control management system architecture |
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| CN202311838955.XA CN117913983A (en) | 2023-12-28 | 2023-12-28 | Distributed electromechanical control management system architecture |
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| CN117913983A true CN117913983A (en) | 2024-04-19 |
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