Instruction consistency studying and judging device based on data chain

Abstract

According to the instruction consistency studying and judging device based on the data chain, consistency comparison between unit intentions and control instructions is achieved, potential conflicts are studied and judged, and flight safety is improved. The system comprises an air-ground data interaction cooperation system, an air-ground interconnection and instruction consistency research and judgment system, and a data link flight instruction verification and intention extraction system. The air-ground data interaction and cooperation system is used for acquiring and processing data required by system operation and providing data support for other modules; the air-ground interconnection and instruction consistency research and judgment system judges the timeliness according to the instruction type and continuously monitors the intention of the unit according to a certain strategy; the data link flight instruction verification and intention extraction system realizes real-time acquisition of activated airway and flight path profile data extracted from the airborne flight management system through a safety ground-air data link and extracts unit intention information and high-precision flight path profile information.

Description

Technical Field

[0001] The present invention relates to the technical field of civil aviation airspace data processing, and in particular to a command consistency analysis device based on a data link. Background Art

[0002] In recent years, the demand for passenger travel has been increasing day by day, and the rapid growth of airspace traffic has led to an increasing number of flight conflicts, which has greatly increased the workload of controllers and posed a serious threat to the efficient and safe operation of air traffic management. The existing control automation system uses real-time track and flight plan combined with BADA aircraft model library and other information to achieve short-term flight trajectory prediction and instruction consistency warning. The above method can only give an alarm when the aircraft deviates from the route and exceeds the alarm threshold, resulting in a delay in conflict detection time. Summary of the invention

[0003] In order to overcome the defects of the prior art, the technical problem to be solved by the present invention is to provide a data link-based instruction consistency analysis device, which can realize the consistency comparison between the crew's intention and the control instruction, analyze potential conflicts, and improve flight safety.

[0004] The technical solution of the present invention is: the data link-based instruction consistency analysis device comprises: an air-ground data interactive coordination system, an air-ground interconnection and instruction consistency analysis system, a data link flight instruction verification and intention extraction system;

[0005] The air-ground data interaction and coordination system realizes the data collection and processing required for system operation and provides data support for other modules; the air-ground interconnection and command consistency analysis system determines the timeliness of the command based on the command type and continuously monitors the crew's intention with a certain strategy; the data link flight command verification and intention extraction system realizes the real-time collection of the activated route and track profile data extracted from the airborne flight management system through the safety-type ground-to-air data link and extracts the crew's intention information and high-precision track profile information.

[0006] The present invention utilizes a safety-type ground-to-air data link to obtain in real time the activated route information entered by the crew in the aircraft flight management system and the high-precision track profile information automatically calculated by the flight management system, extracts the crew's intention instructions and compares them with the digital instructions issued by the control, realizes consistency comparison between the crew's intentions and control instructions, analyzes potential conflicts, and improves flight safety. BRIEF DESCRIPTION OF THE DRAWINGS

[0007] Figure 1 It is a structural schematic diagram of the instruction consistency analysis device based on data link according to the present invention. DETAILED DESCRIPTION

[0008] In order to make the purpose, technical solution and advantages of the present invention more clearly understood, the present invention is further described in detail below in conjunction with the accompanying drawings and specific embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not used to limit the present invention.

[0009] In order to make the description of the present disclosure more detailed and complete, the following is an illustrative description of the implementation and specific embodiments of the present invention; however, this is not the only form of implementing or using the specific embodiments of the present invention. The implementation covers the features of multiple specific embodiments and the device steps and sequences used to construct and operate these specific embodiments. However, other specific embodiments can also be used to achieve the same or equivalent functions and step sequences.

[0010] The data link-based instruction consistency analysis device uses a safety-type ground-to-air data link to obtain in real time the activated route information entered by the crew in the aircraft flight management system (FMS) and the high-precision track profile information automatically calculated by the flight management system, extract the crew's intention instructions and compare them with the digital instructions issued by the control, realize the consistency comparison between the crew's intentions and control instructions, analyze potential conflicts, and improve flight safety.

[0011] The device relies on the aircraft flight management system to extract the crew's intention based on the activated route and high-precision track profile information transmitted by the safety-type ground-to-air data link. The calculation of the above information is combined with the crew's preset performance limitations, flight plan, aircraft model information, load balance and the atmospheric environment detected by the aircraft in real time to carry out comprehensive calculations, fully combining the route atmospheric environment, current load, crew intention, performance limitations, optimal profile and other information to obtain high-precision (second-level) optimal flight trajectory and the estimated arrival time of each waypoint. The crew intention extracted based on the above information contains information such as the current activated route, offset, altitude, approach and departure procedures, approach procedures, take-off and landing runways, etc., which can be compared with the control-issued instructions in real time. Compared with the traditional ground control system, the device advances the judgment of instruction consistency from the middle to the before, and from conflict analysis to intention analysis, solving the problems of lag in the traditional ground control automation system that relies on track analysis and conflict.

[0012] like Figure 1 As shown, the data link-based instruction consistency analysis device includes: an air-ground data interactive coordination system 100, an air-ground interconnection and instruction consistency analysis system 200, and a data link flight instruction verification and intention extraction system 300;

[0013] The air-ground data interaction and coordination system realizes the data collection and processing required for system operation and provides data support for other modules; the air-ground interconnection and command consistency analysis system determines the timeliness of the command based on the command type and continuously monitors the crew's intention with a certain strategy; the data link flight command verification and intention extraction system realizes the real-time collection of the activated route and track profile data extracted from the airborne flight management system through the safety-type ground-to-air data link and extracts the crew's intention information and high-precision track profile information.

[0014] The present invention utilizes a safety-type ground-to-air data link to obtain in real time the activated route information entered by the crew in the aircraft flight management system and the high-precision track profile information automatically calculated by the flight management system, extracts the crew's intention instructions and compares them with the digital instructions issued by the control, realizes consistency comparison between the crew's intentions and control instructions, analyzes potential conflicts, and improves flight safety.

[0015] Preferably, the air-ground data interactive collaborative system realizes the data collection and processing required for system operation, and is composed of a digital instruction collection module, a human factor analysis module, and a situation collection module. The digital command acquisition module realizes the acquisition of digital control intentions of controllers. The module receives digital control instructions from the existing ground control system, and pushes the entry and departure procedures, approach procedures, take-off and landing runways, rerouting, altitude adjustment, and speed control instructions to the air-ground interconnection and command consistency analysis system according to their types, and the latter completes the push of digital control instructions; the human factors analysis module dynamically analyzes the average operation delay from the completion of the push of digital control instructions to the completion of the crew's entry of instructions in the flight management system according to the control instructions, constructs historical human factors analysis big data, and dynamically evaluates the target crew's experienced operation time by comprehensively considering multiple factors such as airlines, aircraft models, flight management system models, and crew qualifications, and provides possible monitoring cycles for the crew intention monitoring strategy determination module of the air-ground interconnection and command consistency analysis system, so as to obtain the crew's intentions as early as possible and complete consistency comparison; the situation acquisition module realizes the information connection of flight dynamics and flight plans required for system operation, and assists the data link flight instruction verification and intention extraction system track passing time comparison module to complete high-precision track profile acquisition.

[0016] Preferably, the air-ground interconnection and command consistency analysis system determines the timeliness of the command based on the command type and continuously monitors the crew's intention with a certain strategy, and is composed of a command timeliness determination module 210, a crew intention monitoring strategy determination module 220, and a flight control interaction module 230.

[0017] Preferably, the instruction timeliness determination module of the air-ground interconnection and instruction consistency analysis system evaluates the timeliness of digital control instructions based on the type and urgency of the digital control instructions, combined with the current position of the aircraft and the expected time to complete the instruction. This module considers the semantic decomposition of digital control instructions and the extraction of restrictive conditions.

[0018] Preferably, the crew intention monitoring strategy determination module of the air-ground interconnection and command consistency analysis system realizes the optimal strategy determination of crew intention monitoring. The crew intention extraction of the flight management system based on the safety-type ground-to-air data link needs to adopt a continuous acquisition method. First, a request report is sent to the designated aircraft. The airborne equipment will automatically feedback the crew setting information in the flight management system to the ground. In order to reduce the frequent uplink and downlink message interactions as much as possible during the crew intention extraction process and avoid link congestion, this module needs to be used to dynamically formulate the optimal acquisition strategy to ensure the real-time extraction of crew intentions while reducing message interactions; this module is based on the instruction timeliness calculated by the previous instruction timeliness judgment module, combined with the crew average processing delay estimated by the human factors analysis module of the air-ground data interaction collaborative system, with the optimal goal of extracting the crew intention as early as possible, and dynamically formulates the optimal monitoring strategy for the instruction and the crew, including monitoring trigger conditions, monitoring frequency, monitoring cycle, and monitoring termination conditions.

[0019] Preferably, the flight control interaction module of the air-ground interconnection and command consistency analysis system realizes the uplink and downlink interaction of flight control based on the safety-type ground-to-air data link; on the uplink side, it completes the on-demand delivery of digital control commands, related feedback status processing and flight management system request message reorganization; on the downlink side, it realizes the splitting of the corresponding flight management system request message, providing data support for the data link flight command verification and the crew intention extraction of the intention extraction system.

[0020] Preferably, the data link flight instruction verification and intention extraction system realizes real-time collection of the activated route and track profile data extracted from the airborne flight management system through the safety-type ground-to-air data link and extracts the crew intention information and high-precision track profile information; it is composed of a high-precision track profile extraction module 310, an activated route extraction module 320, a crew intention extraction module and an instruction consistency analysis module 330.

[0021] Preferably, the high-precision track profile extraction module of the data link flight command verification and intention extraction system obtains FMS-WPR information from the flight management system based on the safety-type ground-to-air data link and extracts a high-precision track profile; the high-precision track profile calculation in the flight management system is combined with the crew's preset performance limitations, flight plan, aircraft type information, load balance and information on the atmospheric environment detected by the aircraft in real time to carry out comprehensive calculations, and fully combines the route atmospheric environment, current load, crew intention, performance limitations, and optimal profile information to obtain a high-precision optimal flight trajectory; the high-precision track profile contains information on the altitude, speed, and offset of subsequent points, which is used for consistency analysis of related instructions.

[0022] Preferably, the data link flight instruction verification and intention extraction system activation route extraction module obtains FMS-FPN information from the flight management system and extracts activation routes based on the safety-type ground-to-air data link; the activation routes in the flight management system include information on flight plans, entry and departure procedures, approach procedures, and take-off and landing runways, and the acquisition of the above information is used for consistency analysis of relevant instructions.

[0023] Preferably, the crew intention extraction module and instruction consistency assessment of the data link flight instruction verification and intention extraction system extract the crew intention based on the high-precision track profile and activated route information and compare it with the digital control instructions to assess potential conflicts; the module extracts in real time the activated route, expected arrival time, offset, altitude adjustment, speed adjustment, and entry and departure procedures, approach procedures, and take-off and landing runway information set by the crew in the flight management system; when comparing the crew intentions, the problem of inconsistency between the display logic of some programs in the flight management system and the name of the control ground system should be considered, and data transcoding should be implemented according to the flight management system coding specifications. The transcoded crew intentions can be used to compare with the original digital control instructions issued by the control to assess potential flight conflicts.

[0024] The above description is only a preferred embodiment of the present invention and does not limit the present invention in any form. Any simple modification, equivalent changes and modifications made to the above embodiments based on the technical essence of the present invention are still within the protection scope of the technical solution of the present invention.

Claims

1. A data link-based instruction consistency analysis device, characterized in that: It includes: Air-ground data interaction and coordination system, air-ground interconnection and command consistency analysis system, data link flight command verification and intention extraction system; The air-ground data interaction and coordination system realizes the data collection and processing required for system operation and provides data support for other modules; the air-ground interconnection and command consistency analysis system determines the timeliness of the command based on the command type and continuously monitors the crew's intention with a certain strategy; the data link flight command verification and intention extraction system realizes the real-time collection of the activated route and track profile data extracted from the airborne flight management system through the safety-type ground-to-air data link and extracts the crew's intention information and high-precision track profile information.

2. The device for analyzing and judging instruction consistency based on data link according to claim 1, characterized in that: The air-ground data interactive collaborative system realizes the data collection and processing required for system operation, and is composed of a digital command collection module, a human factors analysis module, and a situation collection module; the digital command collection module realizes the collection of digital control intentions of the controller. This module receives digital control commands from the existing ground control system, and pushes entry and departure procedures, approach procedures, take-off and landing runways, diversions, altitude adjustments, and speed control commands to the air-ground interconnection and command consistency analysis system according to their types, and the latter completes the push of digital control commands; the human factors analysis module dynamically analyzes the completion of the digital control command push to the crew to complete the flight according to the control command. The average operation delay of command entry in the management system is calculated to build historical big data for human factor analysis. Multiple factors such as airlines, aircraft types, flight management system models, and crew qualifications are comprehensively considered to dynamically evaluate the target crew's experienced operation time, and a possible monitoring cycle is provided for the crew intention monitoring strategy determination module of the air-ground interconnection and command consistency analysis system, so as to obtain the crew's intention as early as possible and complete the consistency comparison; the situation acquisition module realizes the information connection of flight dynamics and flight plans required for system operation, and the auxiliary data link flight command verification and intention extraction system track passing time comparison module completes high-precision track profile acquisition.

3. The device for analyzing and judging instruction consistency based on data link according to claim 2, characterized in that: The air-ground interconnection and command consistency analysis system determines the timeliness of commands based on their types and continuously monitors the crew's intentions with a certain strategy. It consists of a command timeliness determination module, a crew intention monitoring strategy determination module, and a flight control interaction module.

4. The device for analyzing and judging instruction consistency based on data link according to claim 3 is characterized in that: The instruction timeliness determination module of the air-ground interconnection and instruction consistency assessment system evaluates the timeliness of digital control instructions based on the type and urgency of the digital control instructions, combined with the current position of the aircraft and the expected time to complete the instruction. This module considers the semantic decomposition of digital control instructions and the extraction of restrictive conditions.

5. The device for analyzing and judging instruction consistency based on data link according to claim 4 is characterized in that: The crew intention monitoring strategy determination module of the air-ground interconnection and command consistency analysis system realizes the optimal strategy determination of crew intention monitoring; the crew intention extraction of the flight management system based on the safety-type ground-air data link needs to adopt a continuous acquisition method. First, a request report is sent to the designated aircraft. The airborne equipment will automatically feedback the crew setting information in the flight management system to the ground. In order to reduce frequent uplink and downlink message interactions as much as possible during the crew intention extraction process and avoid link congestion, this module needs to be used to dynamically formulate the optimal acquisition strategy to ensure real-time extraction of crew intentions while reducing message interactions; This module is based on the instruction timeliness calculated by the previous instruction timeliness judgment module, combined with the average crew processing delay estimated by the human factors analysis module of the air-ground data interactive collaborative system, with the optimal goal of extracting the crew's intention as early as possible, and dynamically formulates the optimal monitoring strategy for the instruction and the crew, including monitoring trigger conditions, monitoring frequency, monitoring cycle, and monitoring termination conditions.

6. The device for analyzing and judging instruction consistency based on data link according to claim 5, characterized in that: The flight control interaction module of the air-ground interconnection and command consistency analysis system realizes the uplink and downlink interaction of flight control based on the safety-type ground-to-air data link; on the uplink side, it completes the on-demand delivery of digital control commands, related feedback status processing and flight management system request message reorganization; on the downlink side, it realizes the corresponding flight management system request message splitting, providing data support for the data link flight command verification and the crew intention extraction of the intention extraction system.

7. The device for analyzing and judging instruction consistency based on data link according to claim 6, characterized in that: The data link flight instruction verification and intention extraction system realizes real-time collection of the activated route and track profile data extracted from the airborne flight management system through the safety-type ground-to-air data link and extracts the crew intention information and high-precision track profile information; It consists of a high-precision track profile extraction module, an activated route extraction module, a crew intention extraction module and an instruction consistency analysis module.

8. The device for analyzing and judging instruction consistency based on data link according to claim 7, characterized in that: The high-precision track profile extraction module of the data link flight command verification and intention extraction system obtains FMS-WPR information from the flight management system based on the safety-type ground-to-air data link and extracts high-precision track profiles; the high-precision track profile calculation in the flight management system is based on the crew's preset performance limitations, flight plan, aircraft type information, load balance and the information of the atmospheric environment detected by the aircraft in real time to carry out comprehensive calculations, and fully combines the route atmospheric environment, current load, crew intention, performance limitations, and optimal profile information to obtain a high-precision optimal flight trajectory; the high-precision track profile contains information on the altitude, speed, and offset of subsequent points, which is used for consistency analysis of related instructions.

9. The device for analyzing and judging instruction consistency based on data link according to claim 8, characterized in that: The data link flight instruction verification and intention extraction system activation route extraction module obtains FMS-FPN information from the flight management system and extracts activation routes based on the safety-type ground-to-air data link; the activation routes in the flight management system contain information on flight plans, entry and departure procedures, approach procedures, and take-off and landing runways. The acquisition of the above information is used for consistency analysis of related instructions.

10. The device for analyzing and judging instruction consistency based on data link according to claim 9, characterized in that: The crew intention extraction module and instruction consistency assessment of the data link flight instruction verification and intention extraction system extracts the crew intention based on the high-precision track profile and activated route information and compares it with the digital control instructions to assess potential conflicts. This module extracts in real time the activated route, expected arrival time, offset, altitude adjustment, speed adjustment, as well as entry and departure procedures, approach procedures, and take-off and landing runway information set by the crew in the flight management system. When comparing the crew intention, the problem of inconsistency between the display logic of some programs in the flight management system and the name of the control ground system should be considered, and data transcoding should be implemented in accordance with the flight management system coding specifications. The transcoded crew intention can be used to compare with the original digital control instructions issued by the control to assess potential flight conflicts.

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