CN113327460A - Aircraft status data transmission link system and method - Google Patents
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- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G5/00—Traffic control systems for aircraft, e.g. air-traffic control [ATC]
- G08G5/0073—Surveillance aids
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Abstract
The invention discloses an aircraft state data transmission link system and a method, wherein the system comprises: aircraft flight control system, airborne big dipper terminal and ground big dipper terminal. The aircraft flight control system is used for acquiring state data of the aircraft and sending the state data to the airborne Beidou terminal; the airborne Beidou terminal is used for acquiring state data of the aircraft, converting the state data into Beidou short message standard coding format data and transmitting the data to the ground Beidou terminal through a Beidou short message communication system; the ground Beidou terminal is used for receiving Beidou short message standard coding format data, decoding the Beidou short message standard coding format data according to decoding requirements, and directionally forwarding the state data obtained after decoding to the user terminal through the Ethernet. The invention realizes the global transmission of short message information at any position by a satellite transmission link by means of a Beidou short message communication system, and realizes the aircraft data monitoring without blind areas and with low monitoring cost in the global.
Description
Technical Field
The invention relates to the technical field of satellite navigation, in particular to an aircraft state data transmission link system and method.
Background
The monitoring state information of the existing aircraft needs to be transmitted by relying on a huge ground base station, and when the aircraft flies in special weather, special flying airspace and across countries, the data of the aircraft cannot be transmitted to the ground timely and conveniently, and even the data of the real-time monitoring state of the aircraft can be ensured by spending huge capital cost. And extreme monitoring of aircraft is particularly important to air transportation enterprises and is a challenge for current ground monitoring. Therefore, it is necessary to build a set of all-weather non-blind data monitoring links, and meanwhile, the low cost of the construction and use of the monitoring links is also an important goal of system construction.
Data transmission links in the air transportation industry at present mainly include: the air traffic control radar networking realizes data transmission and monitoring; the ADS-B technique transmits data over a very high frequency or satellite link. The coverage range of the air traffic control radar is limited, and radar coverage dead zones can occur in many areas, so that the all-weather all-time monitoring of the aircraft by the air traffic control radar is difficult; although the ADS-B has a large data bandwidth, a monitoring blind area can also occur when the ground base station density is low and the mountain area is far away; meanwhile, when the aircraft flies across countries, it is difficult to coordinate data interaction of various regions of various countries, and the use cost is high at present.
Disclosure of Invention
The present invention is directed to an aircraft status data transmission link system and method, which are designed to solve the above-mentioned problems of the prior art.
The embodiment of the invention provides an aircraft state data transmission link system, which comprises an aircraft flight control system, an airborne Beidou terminal and a ground Beidou terminal, wherein the aircraft flight control system comprises: the aircraft flight control system is used for acquiring state data of the aircraft and sending the state data to the airborne Beidou terminal; the airborne Beidou terminal is connected with the flight control system of the aircraft and used for acquiring state data of the aircraft, converting the state data into Beidou short message standard coding format data and transmitting the data to the ground Beidou terminal through a Beidou short message communication system; and the ground Beidou terminal is connected with the airborne Beidou terminal and is used for receiving the Beidou short message standard coding format data, decoding the Beidou short message standard coding format data according to the decoding requirement, and directionally forwarding the state data obtained after decoding to the user terminal through the Ethernet.
Further, the aircraft flight control system is specifically configured to: the method comprises the steps of obtaining state data of the aircraft, and carrying out data transmission between an ARINC664/ARINC429 data bus and an airborne Beidou terminal, wherein the state data comprise: CAS warning information, INFO prompt information, power system key data and flight control system key data.
Further, the airborne Beidou terminal is specifically used for:
the method comprises the steps that communication is carried out between a Beidou short message communication system and a ground Beidou terminal, and the state data of an aircraft is sent at regular time through the Beidou short message communication system, wherein the state data are sent at intervals of first preset time under normal conditions, the state data are automatically adjusted to be sent at intervals of second preset time in case of emergency, and the second preset time is smaller than the first preset time;
screening, recombining and coding the acquired state data of the aircraft according to a preset monitoring scheme;
when data transmission is carried out on the ground Beidou terminal, Beidou position information is added into Beidou short message standard coding format data, so that real-time position tracking is carried out on the aircraft based on the Beidou position information.
Further, ground big dipper terminal specifically is used for: and analyzing the key state data according to a preset monitoring scheme and then sending the key state data to the user terminal.
Ground big dipper terminal is further used for: a bidirectional inquiry mechanism is established with the airborne Beidou terminal, namely when the ground needs to inquire the situation of airborne personnel, the ground Beidou command terminal selects and sends preset content or manually edited content, the inquiry content is preferentially sent to the airborne Beidou terminal, and information replied by the airborne Beidou terminal is received.
The embodiment of the invention also provides an aircraft state data transmission link method, which is used for the aircraft state data transmission link system based on the Beidou satellite navigation system, and the method specifically comprises the following steps:
acquiring aircraft state data through an aircraft flight control system and sending the aircraft state data to an airborne Beidou terminal;
acquiring state data of the aircraft through the airborne Beidou terminal, converting the state data into Beidou short message standard coding format data, and transmitting the Beidou short message standard coding format data to the ground Beidou terminal through the Beidou short message communication system;
the Beidou terminal receives the Beidou short message standard coding format data through the ground, decodes the Beidou short message standard coding format data according to the decoding requirement, and directionally forwards the state data obtained after decoding to the user terminal through the Ethernet.
Further, acquire aircraft state data and send for airborne big dipper terminal specifically including through aircraft flight control system: the method comprises the steps of obtaining state data of the aircraft, and carrying out data transmission between an ARINC664/ARINC429 data bus and an airborne Beidou terminal, wherein the state data comprise: CAS warning information, INFO prompt information, power system key data and flight control system key data.
Further, acquire the status data of aircraft through airborne big dipper terminal, convert status data into big dipper short message standard code format data to transmit through big dipper short message communication system and specifically include for ground big dipper terminal:
the method comprises the steps that communication is carried out between a Beidou short message communication system and a ground Beidou terminal, and the state data of an aircraft is sent at regular time through the Beidou short message communication system, wherein the state data are sent at intervals of first preset time under normal conditions, the state data are automatically adjusted to be sent at intervals of second preset time in case of emergency, and the second preset time is smaller than the first preset time;
screening, recombining and coding the acquired state data of the aircraft according to a preset monitoring scheme;
when data transmission is carried out on the ground Beidou terminal, Beidou position information is added into Beidou short message standard coding format data, so that real-time position tracking is carried out on the aircraft based on the Beidou position information.
Further, the directionally forwarding the decoded state data to the user terminal through the ethernet by the ground Beidou terminal specifically includes: and analyzing the key state data according to a preset monitoring scheme and then sending the key state data to the user terminal.
The method further comprises the following steps: a bidirectional inquiry mechanism is established through the ground Beidou terminal and the airborne Beidou terminal, namely when the ground needs to inquire the situation of airborne personnel, preset content or manually edited content is selected to be sent based on the ground Beidou command terminal, inquiry content is preferentially sent to the airborne Beidou terminal, and information replied by the airborne Beidou terminal is received.
By adopting the embodiment of the invention, the global arbitrary position transmission of the short message can be realized, the dependence on a ground base station is reduced, the construction of a huge ground receiving base station is not needed, any monitoring blind area is avoided, and the all-weather monitoring of the ground on the aircraft is realized; the aircraft state data can be customized according to actual requirements, and the monitoring mode is diverse; the monitoring system relies on the built Beidou satellite navigation system, only an airborne Beidou terminal and a ground Beidou terminal are needed to be built, and the monitoring cost is reduced.
The foregoing description is only an overview of the technical solutions of the present invention, and the embodiments of the present invention are described below in order to make the technical means of the present invention more clearly understood and to make the above and other objects, features, and advantages of the present invention more clearly understandable.
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In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a schematic structural diagram of an aircraft status data transmission link system in accordance with an embodiment of the present invention;
FIG. 2 is a flowchart of an aircraft status data transmission link method of an embodiment of the present invention;
fig. 3 shows data formats and conversion relationships in the aircraft status data transmission link according to an embodiment of the invention.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
System embodiment
According to an embodiment of the present invention, an aircraft status data transmission link system is provided, fig. 1 is a structural diagram of an aircraft status transmission link system according to an embodiment of the present invention, and as shown in fig. 1, an aircraft status data transmission link system according to an embodiment of the present invention specifically includes: aircraft flight control system 10, airborne big dipper terminal 12 and ground big dipper terminal 14.
The aircraft flight control system 10 is used for acquiring state data of an aircraft and sending the state data to an airborne Beidou terminal; the aircraft flight control system 10 is specifically configured to: acquiring state data of an aircraft, and carrying out data transmission between the aircraft and the airborne Beidou terminal through an ARINC664/ARINC429 data bus, wherein the state data comprises: CAS warning information, INFO prompt information, power system key data and flight control system key data.
The airborne Beidou terminal 12 is connected with an aircraft flight control system and used for acquiring the state data of the aircraft, converting the state data into Beidou short message standard coding format data and transmitting the Beidou short message standard coding format data to a ground Beidou terminal through a Beidou short message communication system; the airborne Beidou terminal 12 is specifically used for:
the method comprises the steps that communication is carried out between a Beidou short message communication system and a ground Beidou terminal, and the state data of an aircraft is sent at regular time through the Beidou short message communication system, wherein the state data are sent at intervals of first preset time under normal conditions, the state data are automatically adjusted to be sent at intervals of second preset time in case of emergency, and the second preset time is smaller than the first preset time;
screening, recombining and coding the acquired state data of the aircraft according to a preset monitoring scheme;
and when data transmission is carried out on the ground Beidou terminal, Beidou position information is added into the Beidou short message standard coding format data, so that the real-time position tracking of the aircraft is carried out based on the Beidou position information.
The ground Beidou terminal 14 is connected with the airborne Beidou terminal and is used for receiving the Beidou short message standard coding format data, decoding the Beidou short message standard coding format data according to decoding requirements, and directionally forwarding the state data obtained after decoding to a user terminal through Ethernet. The ground Beidou terminal 14 is specifically used for: and analyzing the key state data according to a preset monitoring scheme and then sending the key state data to the user terminal. The ground Beidou terminal 14 is further used for: and establishing a bidirectional inquiry mechanism with the airborne Beidou terminal, namely when the ground needs to inquire the situation of airborne personnel, selecting and sending preset content or manually edited content based on the ground Beidou command terminal, preferentially sending inquiry content to the airborne Beidou terminal, and receiving information replied by the airborne Beidou terminal.
The above-described technical means of the embodiments of the present invention will be described in detail below.
Firstly, an airborne Beidou terminal is additionally arranged on an aircraft and is accessed to a flight control system of the aircraft, the flight control system of the aircraft performs data transmission with the airborne Beidou terminal through an ARINC664/ARINC429 data bus to acquire aircraft state data, and the aircraft state data mainly comprises CAS warning information, INFO prompting information, power system key data and flight control system key data. According to a preset monitoring scheme, the airborne Beidou terminal screens, recombines and codes aircraft state data, converts the aircraft state data into Beidou short message standard coding format data, then sends the data by means of a Beidou message communication channel, and adds Beidou position information into the Beidou short message standard coding format data when transmitting the data to the ground Beidou terminal so as to track the position of the aircraft in real time based on the Beidou position information.
The method comprises the steps of realizing the timed sending of key data of the aircraft by means of a short message communication system of a third-generation Beidou satellite navigation system, wherein the key data are sent once every first preset time under the normal condition, the key data are automatically adjusted to be sent once every second preset time when an emergency occurs, and the second preset time is smaller than the first preset time, so that the data downloading rate is accelerated.
And a Beidou command terminal is built at the ground command position and is responsible for receiving and sending short messages and establishing a communication link between the ground and the aircraft. The ground command terminal receives and analyzes the short message sent by the aircraft, and sends the analyzed key parameter information to the user terminal according to a preset monitoring scheme;
the monitoring display content can be customized according to the user, but mainly comprises the following contents: the position information of the aircraft is convenient for tracking the aircraft in real time; the CAS and INFO information of the aircraft can be used for knowing the health state of the flight in real time; key system data of the aircraft, such as the key of the running speed of a transmitter, the total fuel quantity, the lubricating oil pressure and the like, can be customized according to users;
an inquiry mechanism is established between the airborne Beidou terminal and the ground Beidou terminal, inquiry content is preset or manually edited according to needs, and at the moment, the Beidou terminal preferentially sends the inquiry content.
In conclusion, by means of the technical scheme of the embodiment of the invention, the communication between the airborne Beidou terminal and the ground Beidou terminal is realized through the Beidou short message communication system, the real-time monitoring of the ground on the state data of the aircraft is realized, the dependence on a ground base station is reduced, no monitoring blind area exists, the seamless connection of flight data can be realized without interruption especially in cross-country flight and remote areas, and the ground can monitor the aircraft in all weather; the aircraft monitoring content can be customized according to requirements, and the monitoring modes are various; by means of the built Beidou satellite navigation system, only the airborne Beidou terminal and the ground Beidou terminal need to be built, and the building cost is reduced.
Method embodiment
According to an embodiment of the present invention, an aircraft status data transmission link method is provided, fig. 2 is a flowchart of an aircraft status transmission link method according to an embodiment of the present invention, and as shown in fig. 2, the aircraft status data transmission link method according to an embodiment of the present invention specifically includes:
step 201, acquiring aircraft state data through an aircraft flight control system and sending the aircraft state data to an airborne Beidou terminal, wherein the step 201 specifically comprises:
acquiring state data of an aircraft, and carrying out data transmission between the aircraft and the airborne Beidou terminal through an ARINC664/ARINC429 data bus, wherein the state data comprises: CAS warning information, INFO prompt information, power system key data and flight control system key data.
Step 202, acquiring the state data of the aircraft through the airborne Beidou terminal, converting the state data into Beidou short message standard coding format data, and transmitting the data to a ground Beidou terminal through a Beidou short message communication system; step 202 specifically includes:
the method comprises the steps that communication is carried out between a Beidou short message communication system and a ground Beidou terminal, and the state data of an aircraft is sent at regular time through the Beidou short message communication system, wherein the state data are sent at intervals of first preset time under normal conditions, the state data are automatically adjusted to be sent at intervals of second preset time in case of emergency, and the second preset time is smaller than the first preset time;
screening, recombining and coding the acquired state data of the aircraft according to a preset monitoring scheme;
and when data transmission is carried out on the ground Beidou terminal, Beidou position information is added into the Beidou short message standard coding format data, so that the real-time position tracking of the aircraft is carried out based on the Beidou position information.
Step 203, receiving the Beidou standard coding format data of the Beidou short message through the ground Beidou terminal, decoding the Beidou standard coding format data of the Beidou short message according to decoding requirements, and directionally forwarding the state data obtained after decoding to a user terminal through Ethernet; step 203 specifically includes:
analyzing the key state data according to a preset monitoring scheme and then sending the key state data to the user terminal; a bidirectional inquiry mechanism is established between the ground Beidou terminal and the airborne Beidou terminal, namely when the ground needs to inquire the situation of airborne personnel, the ground Beidou command terminal selects and sends preset content or manually edited content, the inquiry content is preferentially sent to the airborne Beidou terminal, and information replied by the airborne Beidou terminal is received.
The above-described technical means of the embodiments of the present invention will be described in detail below.
In the present invention, the integration of the aircraft state data link method comprises: the method comprises the steps of acquiring state data of an aircraft, sending short message codes, realizing message information transmission based on a short message function of a Beidou satellite system, receiving and decoding and displaying the short message by a ground monitoring terminal, integrating Beidou position information into the short message transmission to realize real-time position tracking of the aircraft, organically integrating the aircraft with the ground monitoring terminal through the short message function of the Beidou satellite navigation system, downloading health state data and position information of the aircraft in real time, and realizing real-time data and position information of the aircraft on the ground.
Fig. 3 shows data formats and conversion relationships in the aircraft status data transmission link according to the embodiment of the present invention, as shown in fig. 3: the state data of the aircraft is subjected to data acquisition and coding through an airborne Beidou terminal, the aviation bus ARINC664/ARINC429 data 30 is converted into Beidou short message standard code 31 format data, and then the Beidou short message standard code 31 format data is transmitted to a ground Beidou terminal through a Beidou satellite link; and the ground Beidou terminal receives the short message information, decodes 32 and displays the short message of the health state information of the aircraft according to the decoding requirement, and directionally forwards data through the Ethernet, so that ground monitoring personnel can monitor the state of the aircraft in real time conveniently. The key point of the aircraft state data transmission link method is that the health state data and the Beidou position information of the aircraft are downloaded to the ground by means of the short message function of the Beidou satellite navigation system to realize monitoring, and a set of special aircraft data transmission links are built. By means of the short message function of the Beidou satellite navigation system, the global transmission at any position of short message information can be realized through the satellite transmission link, the blind area problem of data transmission can be solved, and the construction of a huge ground receiving base station is not needed. Data transmitted by the Beidou satellite navigation system can be transmitted according to the unified standard code of the Beidou system, so that the data transmission coding rule of the aircraft is realized, and the global universal data interaction standard is established.
And collecting short message information sent by each rack by using a ground short message receiving terminal, and sending data to the client terminal through a special internet channel. The construction of ground receiving terminals is reduced, and the centralized collection and management of short message data are realized. The real-time data downloading of the aircraft is realized by the aircraft state data transmission link method, the dependence on a ground base station is greatly reduced, and no monitoring blind area exists. Especially, the seamless connection of flight data can be realized in transnational flight and remote areas without interruption, and the ground monitoring can be used for monitoring the aircraft all weather. The aircraft monitoring content can be customized according to actual requirements, and the monitoring mode is diverse; the monitoring system relies on the built Beidou satellite navigation system, only airborne and ground Beidou terminals are needed to be built, the construction cost is greatly reduced, and the monitoring threshold is also greatly reduced.
In conventional data transmission, a two-way inquiry service is integrated. The ground terminal can select to send preset content or manually edit the sent content when the ground needs to inquire the condition of airborne personnel, at the moment, the ground terminal preferentially sends the inquiry content, and the airborne terminal replies the information after receiving the information, so that the two-way communication between the airborne terminal and the ground is established, and the safety redundancy of data transmission and communication of the aircraft is increased.
The above description is only an example of this document and is not intended to limit this document. Various modifications and changes may occur to those skilled in the art from this document. Any modifications, equivalents, improvements, etc. which come within the spirit and principle of the disclosure are intended to be included within the scope of the claims of this document.
Claims (10)
1. The utility model provides an aircraft state data transmission link system, its characterized in that, the system includes aircraft flight control system, machine carries big dipper terminal and ground big dipper terminal, wherein:
the aircraft flight control system is used for acquiring state data of the aircraft and sending the state data to the airborne Beidou terminal;
the airborne Beidou terminal is connected with an aircraft flight control system and used for acquiring the state data of the aircraft, converting the state data into Beidou short message standard coding format data and transmitting the Beidou short message standard coding format data to the ground Beidou terminal through a Beidou short message communication system;
the ground Beidou terminal is connected with the airborne Beidou terminal and used for receiving the Beidou short message standard coding format data, decoding the Beidou short message standard coding format data according to decoding requirements, and directionally forwarding the state data obtained after decoding to a user terminal through the Ethernet.
2. The system according to claim 1, characterized in that the aircraft flight control system is particularly adapted to: acquiring state data of an aircraft, and carrying out data transmission between the aircraft and the airborne Beidou terminal through an ARINC664/ARINC429 data bus, wherein the state data comprises: CAS warning information, INFO prompt information, power system key data and flight control system key data.
3. The system of claim 1, wherein the airborne Beidou terminal is specifically configured to:
the method comprises the steps that communication is carried out between a Beidou short message communication system and a ground Beidou terminal, and the state data of an aircraft is sent at regular time through the Beidou short message communication system, wherein the state data are sent at intervals of first preset time under normal conditions, the state data are automatically adjusted to be sent at intervals of second preset time in case of emergency, and the second preset time is smaller than the first preset time;
screening, recombining and coding the acquired state data of the aircraft according to a preset monitoring scheme;
and when data transmission is carried out on the ground Beidou terminal, Beidou position information is added into the Beidou short message standard coding format data, so that the real-time position tracking of the aircraft is carried out based on the Beidou position information.
4. The system of claim 1, wherein the ground Beidou terminal is specifically configured to: and analyzing the key state data according to a preset monitoring scheme and then sending the key state data to the user terminal.
5. The system of claim 1, wherein the ground Beidou terminal is further configured to: and establishing a bidirectional inquiry mechanism with the airborne Beidou terminal, namely when the ground needs to inquire the situation of airborne personnel, selecting and sending preset content or manually edited content based on the ground Beidou command terminal, preferentially sending inquiry content to the airborne Beidou terminal, and receiving information replied by the airborne Beidou terminal.
6. An aircraft status data transmission link method, for use in an aircraft status data transmission link system according to any one of claims 1 to 5, the method comprising in particular:
acquiring aircraft state data through an aircraft flight control system and sending the aircraft state data to an airborne Beidou terminal;
acquiring the state data of the aircraft through the airborne Beidou terminal, converting the state data into Beidou short message standard coding format data, and transmitting the Beidou short message standard coding format data to a ground Beidou terminal through a Beidou short message communication system;
and receiving the Beidou standard coding format data of the Beidou short message through the ground Beidou terminal, decoding the Beidou standard coding format data of the Beidou short message according to a decoding requirement, and directionally forwarding the state data obtained after decoding to a user terminal through Ethernet.
7. The method of claim 6, wherein the obtaining of the aircraft state data by the aircraft flight control system and the sending of the aircraft state data to the airborne Beidou terminal specifically comprises: acquiring state data of an aircraft, and carrying out data transmission between the aircraft and the airborne Beidou terminal through an ARINC664/ARINC429 data bus, wherein the state data comprises: CAS warning information, INFO prompt information, power system key data and flight control system key data.
8. The method of claim 6, wherein obtaining the status data of the aircraft via the airborne Beidou terminal, converting the status data into Beidou short message standard coded format data, and transmitting the Beidou short message standard coded format data to the ground Beidou terminal via the Beidou short message communication system specifically comprises:
the method comprises the steps that communication is carried out between a Beidou short message communication system and a ground Beidou terminal, and the state data of an aircraft is sent at regular time through the Beidou short message communication system, wherein the state data are sent at intervals of first preset time under normal conditions, the state data are automatically adjusted to be sent at intervals of second preset time in case of emergency, and the second preset time is smaller than the first preset time;
screening, recombining and coding the acquired state data of the aircraft according to a preset monitoring scheme;
and when data transmission is carried out on the ground Beidou terminal, Beidou position information is added into the Beidou short message standard coding format data, so that the real-time position tracking of the aircraft is carried out based on the Beidou position information.
9. The method of claim 6, wherein the directionally forwarding the decoded state data to the user terminal via the ground Beidou terminal via the Ethernet specifically comprises: and analyzing the key state data according to a preset monitoring scheme and then sending the key state data to the user terminal.
10. The method of claim 6, further comprising: a bidirectional inquiry mechanism is established between the ground Beidou terminal and the airborne Beidou terminal, namely when the ground needs to inquire the situation of airborne personnel, the ground Beidou command terminal selects and sends preset content or manually edited content, the inquiry content is preferentially sent to the airborne Beidou terminal, and information replied by the airborne Beidou terminal is received.
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| CN115767450A (en) * | 2022-11-22 | 2023-03-07 | 亿航智能设备（广州）有限公司 | Beidou short message communication method and equipment and computer readable storage medium |
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