CN110737191A - Low-orbit satellite ground measurement and control system satellite control center disaster recovery backup method and system - Google Patents
Low-orbit satellite ground measurement and control system satellite control center disaster recovery backup method and system Download PDFInfo
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Abstract
The embodiment of the application discloses a disaster recovery backup method and a disaster recovery backup system for satellite control centers of low-orbit satellite ground measurement and control systems, wherein at least spare satellite control centers are arranged for a main satellite control center, the main satellite control center and the spare satellite control center are geographically located in different areas, power supplies are different, states of the main satellite control center and the spare satellite control center are mutually exclusive, only main satellite control centers are arranged at moment, complete division of the main satellite control center and the spare satellite control center in management and information processing is realized, and mutual communication of telemetering, remote control, distance measurement, speed measurement and external interface information is carried out between the main satellite control center and the spare satellite control center, so that complete backup of core information of the main satellite control center to the spare satellite control center is realized, real-time and seamless switching can be realized when the main satellite control center fails, the disaster recovery backup method and the disaster recovery backup method are suitable for the satellite control centers of the low-orbit satellite ground measurement and control systems, and the reliability and the availability of the ground measurement and control systems are improved.
Description
Technical Field
The invention relates to a disaster recovery backup method and a disaster recovery backup system for a satellite control center of an low-orbit satellite ground measurement and control system.
Background
The low earth satellite ground measurement and control system comprises a satellite control center and measurement and control stations, wherein generally comprises satellite control centers and a plurality of measurement and control stations.
The satellite control center is mainly responsible for back-end data processing, including telemetering data processing, satellite state monitoring, remote control instruction or data block processing, positioning data downloaded by telemetering and ground distance and speed measurement data orbit determination and the like; the measurement and control station provides a channel for information interaction with the satellite, tracks the satellite and completes conversion of digital signals and radio frequency signals.
For the ground measurement and control system of the near-earth satellite, in order to ensure the reliability and the availability of measurement and control, when planning and demonstrating the number and deployment of the measurement and control stations, the system is designed based on the improvement of the visible arc period duration of the satellite, but the satellite control center avoids the single point failure by performing redundant hot backup on hardware and software in the center, thereby ensuring the reliability of the system.
The satellite control center is used as a key subsystem of a ground measurement and control system, and the availability of the satellite control center must be ensured under any condition. In consideration of natural disasters such as earthquakes, war chaos and the like, it is very important that the satellite control center performs backup according to the whole system.
Unfortunately, no relevant technical solution is currently available for reference.
Disclosure of Invention
In order to solve the above technical problems, embodiments of the present application are expected to provide a disaster recovery backup method and system for a satellite control center of low-earth orbit satellite ground measurement and control systems, which can provide a redundant satellite control center, ensure stable operation of the low-earth orbit satellite ground measurement and control systems, and stably provide services such as communication, telemetry, positioning, and the like without being affected by natural disasters, power supply, and the like.
The technical scheme of the invention is realized as follows:
the embodiment of the application provides a disaster recovery backup method for a satellite control center of low-earth orbit satellite ground measurement and control systems, which comprises the following steps:
the method comprises the steps that at least spare satellite control centers are arranged for a main satellite control center, the hardware and system application configuration of at least spare satellite control centers is matched with that of the main satellite control center, the at least spare satellite control centers are electrically connected with the main satellite control center through at least communication transmission lines, and the main satellite control center and the at least spare satellite control centers are connected with baseband equipment of a measurement and control station through the communication transmission lines;
in the satellite tracking process, after a measurement and control station receives downlink telemetering data sent by a satellite, a main satellite control center and at least spare satellite control centers receive the telemetering data based on connected baseband equipment and carry out check sum corresponding processing, wherein the main satellite control center is connected with and controls the baseband equipment of the measurement and control station through a network, the measurement and control station captures, measures and measures the speed of the satellite, receives the results of the distance measurement and the speed measurement and sends the results of the distance measurement and the speed measurement to at least spare satellite control centers, and the main satellite control center and the at least spare satellite control centers analyze the results of the distance measurement and the speed measurement;
after the measurement and control station captures a satellite, the main satellite control center sends a remote control command and an orbit data block to the captured satellite through baseband equipment of the measurement and control station, and telemeters the satellite based on the sent remote control command and the orbit data block to determine the remote control receiving state of the satellite, the main satellite control center synchronizes the remote control command sent to the satellite and the sending state of the orbit data block to at least spare satellite control centers, and when the main satellite control center is switched in the process of sending the remote control command and the orbit data block, the new main satellite control center after switching continuously sends the remote control command and the orbit data block which are not injected upwards or are not injected successfully upwards based on the current remote control command and the sending state of the orbit data block:
during the use process, the primary satellite control center and the at least spare satellite control centers simultaneously receive the interaction information of other ground application systems and respond, and only the primary satellite control center sends the related task information of the satellite measurement and control plan, the tracking guide file, the orbit instantaneous root and the ephemeris to the other ground application systems.
The method further comprises the following steps:
the main satellite control center periodically analyzes positioning data sent by a satellite and measurement data between the satellite and a measurement and control station, performs orbit determination and extrapolation on the satellite, generates an orbit data block to be injected upwards, a satellite measurement and control plan and a measurement and control station tracking guide file, sends the satellite measurement and control plan and the measurement and control station tracking guide file to the measurement and control station, and sends the satellite measurement and control plan, the orbit determination data and ephemeris to a ground application system, the ground application system periodically sends a satellite work plan to the main satellite control center and the at least spare satellite control centers, and the main satellite control center and the at least spare satellite control centers generate an upwards injected data block based on the satellite work plan.
In the technical scheme, the primary satellite control center and at least one of the at least spare satellite control centers have different addresses, and the power supply of each satellite control center of the primary satellite control center and the at least spare satellite control centers is different;
the different addresses comprise geographic positions with the distance exceeding a set threshold value.
In the above technical solution, when there are at least spare satellite control centers, at least two spare satellite control centers among the at least spare satellite control centers have different addresses.
In the above technical solution, the states of the primary satellite control center and the at least spare satellite control centers are mutually exclusive, and only primary satellite control centers are available at the same time .
disaster recovery backup systems of satellite control centers of low earth orbit satellite ground measurement and control systems comprise a main satellite control center, at least spare satellite control centers, a measurement and control station, baseband equipment of the measurement and control station and a ground application system, wherein the at least spare satellite control centers are electrically connected with the main satellite control center through at least communication transmission lines;
in the satellite tracking process, after a measurement and control station receives downlink telemetering data sent by a satellite, a main satellite control center and at least spare satellite control centers receive the telemetering data based on connected baseband equipment and carry out check sum corresponding processing, wherein the main satellite control center is connected with and controls the baseband equipment of the measurement and control station through a network, the measurement and control station captures, measures and measures the speed of the satellite, receives the results of the distance measurement and the speed measurement and sends the results of the distance measurement and the speed measurement to at least spare satellite control centers, and the main satellite control center and the at least spare satellite control centers analyze the results of the distance measurement and the speed measurement;
the main satellite control center synchronizes the remote control commands sent to the satellite and the sending states of the orbit data blocks to the at least spare satellite control centers and continuously sends the remote control commands which are not injected upwards or the remote control commands which are not injected successfully upwards and the orbit data blocks which are not injected upwards by the switched new main satellite control center based on the current remote control commands and the sending states of the orbit data blocks when the main satellite control center is switched in the process of sending the remote control commands and the orbit data blocks;
during the use process, the primary satellite control center and the at least spare satellite control centers simultaneously receive the interaction information of other ground application systems and respond, and only the primary satellite control center sends the related task information of the satellite measurement and control plan, the tracking guide file, the orbit instantaneous root and the ephemeris to the other ground application systems.
In the technical scheme, the main satellite control center periodically analyzes positioning data sent by a satellite and measurement data between the satellite and a measurement and control station, performs orbit determination and extrapolation on the satellite to generate an orbit data block to be injected in an uplink mode, and a satellite measurement and control plan and measurement and control station tracking guide file, sends the satellite measurement and control plan and measurement and control station tracking guide file to the measurement and control station, and sends the satellite measurement and control plan, orbit determination data and ephemeris to a ground application system, the ground application system periodically sends a satellite work plan to the main satellite control center and at least spare satellite control centers, and the main satellite control center and the at least spare satellite control centers generate uplink injection data blocks based on the satellite work plan.
In the technical scheme, the primary satellite control center and at least one of the at least spare satellite control centers have different addresses, and the power supply of each satellite control center of the primary satellite control center and the at least spare satellite control centers is different;
the different addresses comprise geographic positions with the distance exceeding a set threshold value.
In the above technical solution, when there are at least spare satellite control centers, at least two spare satellite control centers among the at least spare satellite control centers have different addresses.
In the above technical solution, the states of the primary satellite control center and the at least spare satellite control centers are mutually exclusive, and only primary satellite control centers are available at the same time .
According to the disaster-tolerant backup method and system for the satellite control center of the low-earth-orbit satellite ground measurement and control system, at least spare satellite control centers are arranged for a main satellite control center, the main satellite control center and the spare satellite control centers are located in different areas geographically, power supplies are different and the same, the states of the main satellite control center and the at least spare satellite control centers are mutually exclusive, only main satellite control centers are arranged at , the main satellite control center and the spare satellite control centers are completely distributed in management and information processing, mutual communication of remote measurement, remote control, distance measurement, speed measurement and external interface information is carried out between the main satellite control center and the spare satellite control centers, complete backup of core information of the main satellite control center by the spare satellite control centers is achieved, when the ground satellite control centers are in failure, the disaster-tolerant backup method and system have the characteristics of real-time seamless switching, are suitable for design and construction of the disaster-tolerant backup center of the low-earth-orbit satellite measurement and control system satellite control center, and reliability and availability of the ground measurement and control system are improved.
Drawings
Fig. 1 is a schematic flow chart of a disaster recovery backup method for a satellite control center of a low-earth-orbit satellite ground measurement and control system according to an embodiment of the present application;
fig. 2 is a schematic structural diagram of a disaster recovery backup system of a satellite control center of a low-earth-orbit satellite ground measurement and control system according to an embodiment of the present application.
Detailed Description
The embodiments described in the present invention can be combined without conflict.
The method mainly comprises the steps of carrying out whole system backup on a satellite control center, designing sets of schemes for respectively managing and dividing a main satellite control center and a standby satellite control center, and enabling the main satellite control center and the standby satellite control center to carry out remote measurement, remote control, distance measurement, speed measurement and interaction of external interface information, so that stable operation of a low-orbit satellite ground measurement and control system is guaranteed, and services such as communication, remote measurement, positioning and the like are stably provided without being influenced by natural disasters, power supply and the like.
In the satellite control center disaster recovery backup system of the low orbit satellite ground measurement and control system of the embodiment of the application, at least backup satellite control centers are arranged for a main satellite control center, in the embodiment of the application, more backup satellite control centers can be arranged, for example, more than two or more backup satellite control centers are arranged, the disaster recovery performance of the whole system is better, at least backup satellite control centers are electrically connected with hardware and system application configuration of the main satellite control center and matched with the backup satellite control centers, at least backup satellite control centers are electrically connected with the main satellite control center through at least 45 communication transmission lines, in the embodiment of the application, the main satellite control center and at least backup satellite control centers are mutually connected and backup with each other, the main satellite control center and the backup satellite control center are connected with a baseband device of a measurement and control station through the communication transmission lines, in the embodiment, the backup satellite control centers need to be independently arranged at selected sites with the main satellite control center and the measurement and control station, the main satellite control center and the backup satellite control center are separated as much as possible at geographical positions, the backup satellite control center is connected with a main satellite control center, the backup satellite control center is provided with backup satellite control center, the backup satellite control center, when the control center is provided with hardware and the backup satellite control center, the backup satellite control center is provided with the backup satellite control center, the backup satellite control center is provided with the backup satellite control center, the backup satellite control center is provided with hardware and the backup satellite control center, the backup satellite control center is provided with the backup satellite control center, the backup satellite control.
Based on the structural description of the low-earth-orbit satellite ground measurement and control system, fig. 1 is a schematic flow chart of a disaster recovery backup method for a satellite control center of the low-earth-orbit satellite ground measurement and control system in the embodiment of the present application, as shown in fig. 1, the disaster recovery backup method for the satellite control center of the low-earth-orbit satellite ground measurement and control system in the embodiment of the present application includes the following steps:
101, in the process of satellite tracking, after a measurement and control station receives downlink telemetering data sent by a satellite, a main satellite control center and at least spare satellite control centers receive the telemetering data based on connected baseband equipment and carry out verification and corresponding processing, the main satellite control center controls the baseband equipment of the measurement and control station through network connection, the measurement and control station captures, measures and tests the distance and the speed of the satellite, receives the results of the distance measurement and the speed measurement and sends the results of the distance measurement and the speed measurement to at least spare satellite control centers, and the main satellite control center and the at least spare satellite control centers analyze the results of the distance measurement and the speed measurement.
According to the embodiment of the application, each measurement and control station tracks a satellite in a respective visible arc section, downlink telemetering data of the satellite is received and demodulated, a main satellite control center and a standby satellite control center are connected with baseband equipment of each measurement and control station through a network, the telemetering data is received, engineering parameters of the satellite are obtained through real-time processing and displayed, , when the telemetering parameters of the satellite exceed set limit, the main satellite control center and the standby satellite control center can respectively give an alarm, and the main satellite control center and the standby satellite control center store the received original telemetering data and the processing results into respective databases.
102, after the measurement and control station captures a satellite, the primary satellite control center sends a remote control command and an orbit data block to the captured satellite through a baseband device of the measurement and control station, and telemeters the satellite based on the sent remote control command and the orbit data block to determine the remote control receiving state of the satellite, and the primary satellite control center synchronizes the remote control command sent to the satellite and the sending state of the orbit data block to at least spare satellite control centers and continuously sends the remote control command and the orbit data block which are not injected upwards or are not injected successfully upwards by a new switched primary satellite control center based on the current remote control command and the sending state of the orbit data block when the primary satellite control center is switched in the process of sending the remote control command and the orbit data block.
In the embodiment of the application, in the satellite tracking process, a main satellite control center is connected with a measurement and control main station through a network to perform double-capturing, distance measurement and speed measurement on a satellite, the main satellite control center is connected with baseband equipment of the measurement and control main station through the network to receive distance measurement and speed measurement results and synchronously send the distance measurement and speed measurement results to a standby satellite control center, and the main satellite control center and the standby satellite control center store the distance measurement and the speed measurement in respective databases.
103, in the using process, the primary satellite control center and the at least spare satellite control centers simultaneously receive the interaction information of other ground application systems and respond, and only the primary satellite control center sends the satellite measurement and control plan, the tracking guide file, the orbit instantaneous root and the related task information of the ephemeris to the other ground application systems.
In the embodiment of the application, after the measurement and control master station finishes double-capturing of the satellite, the main satellite control center is connected with the baseband equipment of the measurement and control master station through a network and sends remote control instructions and data blocks, and the main satellite control center independently processes the remote control data which need to be injected upwards for rounds before a task according to the received work plan of the operation and control system.
In the embodiment of the application, the remote control instruction is only allowed to be sent by the main satellite control center, the standby satellite control center can monitor the remote control instruction sending state of the main satellite control center through a network, and the standby satellite control center is not allowed to send any instruction. After the switching from the spare satellite control center to the primary satellite control center is completed in an emergency, the new primary satellite control center (the former spare satellite control center) continues to send the remote control command and the data block which are not injected or are not injected successfully in the uplink.
The interface protocol between the primary satellite control center and the backup satellite control center and other branch ground application systems is that in the using process, the primary satellite control center and the backup satellite control center receive the information of other branch systems and give responses, but only the primary center actively sends related task information to other branch ground application systems, and the task information comprises a satellite measurement and control plan, a tracking guide file, an orbit instantaneous root number, ephemeris and the like.
The ground remote control satellite measurement and control system of the Pakistan is taken as an example, is further set forth to explain the essence of the technical scheme of the embodiment of the application, the ground remote control satellite measurement and control system of the Pakistan is composed of two satellite control centers and two ground measurement and control stations, the two satellite control centers are respectively arranged in Islam and Calgary, the two satellite control centers are communicated through optical fibers, a primary satellite control center is defined and set, the Islam satellite control center is set as a default main center and identified on center management software, and the Calgary satellite control center is automatically set as a standby satellite control center at the moment.
A main satellite control center automatically analyzes positioning data and ground external measurement data transmitted by a satellite every day, performs orbit determination and extrapolation, generates an orbit data block to be injected in an uplink mode, generates a measurement and control plan and tracking guide files of each measurement and control station, transmits the measurement and control plan, the fine orbit data and ephemeris to two measurement and control stations, and simultaneously transmits the measurement and control plan, the fine orbit data and the ephemeris to a ground application system;
the ground application system sends a satellite work plan to a main satellite control center and a standby satellite control center every day, and the main satellite control center and the standby satellite control center automatically generate an uplink injection data block according to the work plan;
before the satellite enters the border, the two measurement and control stations configure corresponding working modes according to strategies in the measurement and control plan, and inform the respective working modes to a main satellite control center and a standby satellite control center after the configuration is successful;
after the satellite enters the border, the main satellite control center and the standby satellite control center are connected with the base bands of the two measurement and control stations to read satellite telemetry data;
the measurement and control station (main station) which needs to carry out uplink injection carries out double-capturing on the satellite, and after the double-capturing is finished, the state is reported to the main satellite control center and the standby satellite control center, and the distance measurement and the speed measurement are carried out;
the main satellite control center is connected with the baseband equipment of the measurement and control main station, reads the distance measurement and speed measurement results, and performs uplink injection through the baseband equipment according to task needs;
the main satellite control center and the standby satellite control center monitor the uplink injection state of the data block, and after the uplink injection is finished, the main satellite control center automatically sends the uplink injection state of the satellite work plan to the ground application system;
in the uplink injection process, if the main satellite control center is abnormal, according to the execution state of the uplink injection instruction, marking instructions which are not successfully sent or executed, switching the states of the main satellite control center and the standby satellite control center again, and after the state switching is finished, continuing the uplink injection by using the new main satellite control center (the previous standby satellite control center) from the marked instruction;
after the satellite leaves the border, the ground application system sends the telemetering of the small solid-state memory downloaded through the data transmission channel to the main satellite control center and the standby satellite control center;
in other cases, the switching between the primary satellite control center and the backup satellite control center can be performed as required.
FIG. 2 is a schematic diagram of a configuration structure of a disaster recovery backup system of a satellite control center of a low earth orbit satellite ground measurement and control system according to an embodiment of the present disclosure, where as shown in FIG. 2, the disaster recovery backup system of the satellite control center of the low earth orbit satellite ground measurement and control system according to the embodiment of the present disclosure includes a primary satellite control center, at least backup satellite control centers, measurement and control stations, baseband devices of the measurement and control stations, and a ground application system, where the ground application system is connected to each of the satellite control centers (a primary satellite control center and a backup satellite control center), the at least backup satellite control centers are electrically connected to the primary satellite control center through at least communication transmission lines, the primary satellite control center and the at least backup satellite control centers are connected to the baseband devices of the measurement and control transmission lines through communication, and in the embodiment, the measurement and control stations include primary measurement and control stations and two backup measurement and control stations, and the at least backup satellite control centers are matched to the hardware and system;
in the satellite tracking process, after a measurement and control station receives downlink telemetering data sent by a satellite, a main satellite control center and at least spare satellite control centers receive the telemetering data based on connected baseband equipment and carry out check sum corresponding processing, wherein the main satellite control center is connected with and controls the baseband equipment of the measurement and control station through a network, the measurement and control station captures, measures and measures the speed of the satellite, receives the results of the distance measurement and the speed measurement and sends the results of the distance measurement and the speed measurement to at least spare satellite control centers, and the main satellite control center and the at least spare satellite control centers analyze the results of the distance measurement and the speed measurement;
the main satellite control center synchronizes the remote control commands sent to the satellite and the sending states of the orbit data blocks to the at least spare satellite control centers and continuously sends the remote control commands which are not injected upwards or the remote control commands which are not injected successfully upwards and the orbit data blocks which are not injected upwards by the switched new main satellite control center based on the current remote control commands and the sending states of the orbit data blocks when the main satellite control center is switched in the process of sending the remote control commands and the orbit data blocks;
during the use process, the primary satellite control center and the at least spare satellite control centers simultaneously receive the interaction information of other ground application systems and respond, and only the primary satellite control center sends the related task information of the satellite measurement and control plan, the tracking guide file, the orbit instantaneous root and the ephemeris to the other ground application systems.
The main satellite control center periodically analyzes positioning data sent by a satellite and measurement data between the satellite and a measurement and control station, performs orbit determination and extrapolation on the satellite, generates an orbit data block to be injected in an uplink mode, a satellite measurement and control plan and a measurement and control station tracking guide file, sends the satellite measurement and control plan and the measurement and control station tracking guide file to the measurement and control station, and sends the satellite measurement and control plan, orbit determination data and ephemeris to a ground application system, wherein the ground application system periodically sends a satellite work plan to the main satellite control center and at least spare satellite control centers, and the main satellite control center and the at least spare satellite control centers generate uplink injection data blocks based on the satellite work plan.
The main satellite control center of the embodiment of the application has different address selection from at least of the at least spare satellite control centers, and the power supply of each satellite control center of the main satellite control center and the at least spare satellite control centers is different;
the different addresses comprise geographic positions with the distance exceeding a set threshold value.
When the at least spare satellite control centers of the embodiments of the present application are more than two, at least two of the at least spare satellite control centers are addressed differently.
The states of the primary satellite control center and the at least spare satellite control centers are mutually exclusive, and only primary satellite control centers are available at the same time .
Furthermore, the present invention may take the form of a computer program product embodied on or more computer-usable storage media (including, but not limited to, disk storage, optical storage, and the like) having computer-usable program code embodied therein.
It is to be understood that each flow and/or block in the flow diagrams and/or block diagrams, and combinations of flows and/or blocks in the flow diagrams and/or block diagrams, can be implemented by computer program instructions which can be provided to a processor of a general purpose computer, special purpose computer, embedded processor, or other programmable data processing apparatus to produce a machine, such that the instructions, which execute via the processor of the computer or other programmable data processing apparatus, create means for implementing the functions specified in the flow diagram flow or flows and/or block diagram block or blocks.
These computer program instructions may also be stored in a computer-readable memory that can direct a computer or other programmable data processing apparatus to function in a particular manner, such that the instructions stored in the computer-readable memory produce an article of manufacture including instruction means which implement the function specified in the flowchart flow or flows and/or block diagram block or blocks.
These computer program instructions may also be loaded onto a computer or other programmable data processing apparatus to cause a series of operational steps to be performed on the computer or other programmable apparatus to produce a computer implemented process such that the instructions which execute on the computer or other programmable apparatus provide steps for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention.
Claims (10)
1, kinds of low orbit satellite ground measurement and control system satellite control center disaster recovery backup method, characterized by that, the said method includes:
the method comprises the steps that at least spare satellite control centers are arranged for a main satellite control center, the hardware and system application configuration of at least spare satellite control centers is matched with that of the main satellite control center, the at least spare satellite control centers are electrically connected with the main satellite control center through at least communication transmission lines, and the main satellite control center and the at least spare satellite control centers are connected with baseband equipment of a measurement and control station through the communication transmission lines;
in the satellite tracking process, after a measurement and control station receives downlink telemetering data sent by a satellite, a main satellite control center and at least spare satellite control centers receive the telemetering data based on connected baseband equipment and carry out check sum corresponding processing, wherein the main satellite control center is connected with and controls the baseband equipment of the measurement and control station through a network, the measurement and control station captures, measures and measures the speed of the satellite, receives the results of the distance measurement and the speed measurement and sends the results of the distance measurement and the speed measurement to at least spare satellite control centers, and the main satellite control center and the at least spare satellite control centers analyze the results of the distance measurement and the speed measurement;
the main satellite control center synchronizes the remote control commands sent to the satellite and the sending states of the orbit data blocks to the at least spare satellite control centers and continuously sends the remote control commands which are not injected upwards or the remote control commands which are not injected successfully upwards and the orbit data blocks which are not injected upwards by the switched new main satellite control center based on the current remote control commands and the sending states of the orbit data blocks when the main satellite control center is switched in the process of sending the remote control commands and the orbit data blocks;
during the use process, the primary satellite control center and the at least spare satellite control centers simultaneously receive the interaction information of other ground application systems and respond, and only the primary satellite control center sends the related task information of the satellite measurement and control plan, the tracking guide file, the orbit instantaneous root and the ephemeris to the other ground application systems.
2. The method of claim 1, further comprising:
the main satellite control center periodically analyzes positioning data sent by a satellite and measurement data between the satellite and a measurement and control station, performs orbit determination and extrapolation on the satellite, generates an orbit data block to be injected upwards, a satellite measurement and control plan and a measurement and control station tracking guide file, sends the satellite measurement and control plan and the measurement and control station tracking guide file to the measurement and control station, and sends the satellite measurement and control plan, the orbit determination data and ephemeris to a ground application system, the ground application system periodically sends a satellite work plan to the main satellite control center and the at least spare satellite control centers, and the main satellite control center and the at least spare satellite control centers generate an upwards injected data block based on the satellite work plan.
3. The method of claim 1 wherein the primary satellite control center is addressed differently than at least of the at least spare satellite control centers, the primary satellite control center is addressed differently than each of the at least spare satellite control centers;
the different addresses comprise geographic positions with the distance exceeding a set threshold value.
4. The method of claim 3 wherein at least two of the at least spare satellite control centers are located differently when there are more than two of the at least spare satellite control centers.
5. The method of any of claims 1-4, wherein the states of the primary satellite control center and the at least spare satellite control centers are mutually exclusive, and wherein there are only primary satellite control centers at .
6, kinds of low orbit satellite ground measurement and control system satellite control center disaster recovery backup systems, characterized by that, the system includes the main satellite control center, at least spare satellite control centers, measurement and control stations, the baseband equipment of the measurement and control stations, ground application system, the said at least spare satellite control centers are connected with the main satellite control center through at least kinds of communication transmission lines, the said main satellite control center and the said at least spare satellite control centers are connected with the baseband equipment of the measurement and control stations through communication transmission lines, the hardware and system application configuration of the said at least spare satellite control centers and the main satellite control center are matched;
in the satellite tracking process, after a measurement and control station receives downlink telemetering data sent by a satellite, a main satellite control center and at least spare satellite control centers receive the telemetering data based on connected baseband equipment and carry out check sum corresponding processing, wherein the main satellite control center is connected with and controls the baseband equipment of the measurement and control station through a network, the measurement and control station captures, measures and measures the speed of the satellite, receives the results of the distance measurement and the speed measurement and sends the results of the distance measurement and the speed measurement to at least spare satellite control centers, and the main satellite control center and the at least spare satellite control centers analyze the results of the distance measurement and the speed measurement;
the main satellite control center synchronizes the remote control commands sent to the satellite and the sending states of the orbit data blocks to the at least spare satellite control centers and continuously sends the remote control commands which are not injected upwards or the remote control commands which are not injected successfully upwards and the orbit data blocks which are not injected upwards by the switched new main satellite control center based on the current remote control commands and the sending states of the orbit data blocks when the main satellite control center is switched in the process of sending the remote control commands and the orbit data blocks;
during the use process, the primary satellite control center and the at least spare satellite control centers simultaneously receive the interaction information of other ground application systems and respond, and only the primary satellite control center sends the related task information of the satellite measurement and control plan, the tracking guide file, the orbit instantaneous root and the ephemeris to the other ground application systems.
7. The system of claim 6, wherein the primary satellite control center periodically analyzes positioning data sent by the satellites and measurement data between the satellites and the measurement and control station, performs orbit determination and extrapolation on the satellites to generate orbit data blocks to be injected in an uplink direction, generates a satellite measurement and control plan and a measurement and control station tracking guide file, sends the satellite measurement and control plan and the measurement and control station tracking guide file to the measurement and control station, and sends the satellite measurement and control plan, the orbit determination data and ephemeris to the ground application system, the ground application system periodically sends a satellite work plan to the primary satellite control center and the at least backup satellite control centers, and the primary satellite control center and the at least backup satellite control centers generate the uplink injection data blocks based on the satellite work plan.
8. The system of claim 6 wherein the primary satellite control center is located differently from at least of the at least spare satellite control centers, the primary satellite control center is located differently from power supplies of each of the at least spare satellite control centers;
the different addresses comprise geographic positions with the distance exceeding a set threshold value.
9. The system of claim 8 wherein at least two of the at least spare satellite control centers are located differently when there are more than two of the at least spare satellite control centers.
10. The system according to , wherein the states of the primary satellite control center and the at least spare satellite control centers are mutually exclusive, and there are only primary satellite control centers at .
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