CN113890594A - Autonomous and safe satellite ground station equipment distributed control system and method - Google Patents
Autonomous and safe satellite ground station equipment distributed control system and method Download PDFInfo
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- CN113890594A CN113890594A CN202111278452.2A CN202111278452A CN113890594A CN 113890594 A CN113890594 A CN 113890594A CN 202111278452 A CN202111278452 A CN 202111278452A CN 113890594 A CN113890594 A CN 113890594A
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Abstract
The invention discloses an autonomous and safe distributed control system and method for satellite ground station equipment. The system comprises a server device in a station and a plurality of serial port management devices, wherein the serial port management devices are distributed to control controlled devices in the satellite ground station; each serial port management device transmits the collected controlled device information to a database of the server device in the station; the station server equipment is divided into a station control unit and a station control service unit, and the station control unit completes the management items of the controlled equipment according to the controlled equipment information stored in the database; the station control service unit is connected with the station control unit to carry out interaction of network information and complete man-machine interaction and service data flow application and scheduling; the station control unit and the station control service unit separate and physically isolate the control flow and the service flow. The invention has the advantages of safety and reliability, and can meet the requirements of system capacity expansion and upgrading.
Description
Technical Field
The invention belongs to the technical field of computer automatic control and communication, and particularly relates to an autonomous and safe distributed control system and method for satellite ground station equipment.
Background
The satellite ground station comprises a plurality of devices and systems, such as a satellite antenna, a satellite channel, audio and video equipment, satellite terminal equipment, network equipment, in-station monitoring equipment and the like, the ground station equipment is managed in a centralized mode at present, and the simple single-performance satellite ground station equipment is easier to implement. With the development of a satellite system from a single frequency band and a multi-satellite multi-frequency band multi-system to a multi-satellite multi-frequency band multi-system, the original centralized control mode is difficult to meet the requirement of continuous capacity expansion and upgrading of the system.
Disclosure of Invention
The invention aims to provide an autonomous and safe distributed control system and method for satellite ground station equipment, which meet the requirement of system capacity expansion and upgrading.
The technical solution for realizing the purpose of the invention is as follows: the utility model provides an autonomic safe satellite ground station equipment distributed control system which characterized in that, includes in-station server equipment and a plurality of serial ports management equipment, wherein:
the plurality of serial port management devices control controlled devices in the satellite ground station in a distributed mode, one serial port management device is arranged on each rack of the satellite ground station, and the overall state management is realized by taking one rack device as a unit; each serial port management device transmits the collected controlled device information to a database of the server device in the station;
the station server equipment is divided into a station control unit and a station control service unit, and the station control unit completes the management items of the controlled equipment according to the controlled equipment information stored in the database; the station control service unit is connected with the station control unit to carry out interaction of network information and complete man-machine interaction and service data flow application and scheduling; the station control unit and the station control service unit separate and physically isolate the control process and the service process, so that the control and the service of the satellite ground station equipment are separated.
A distributed control method of autonomous safe satellite ground station equipment is based on a plurality of serial port management equipment to control controlled equipment in the satellite ground station equipment in a distributed mode, and server equipment in a station is divided into a station control unit and a station control service unit:
the station control unit completes the equipment management items: the station control unit reads the controlled equipment information in the ground station stored in the database, and draws a rack VAR graph and a network topology graph according to the read equipment attributes; meanwhile, the station control unit compares the online controlled equipment with the existing controlled equipment in the database by retrieving, when new controlled equipment is found to exist, the station control unit stores the new controlled equipment information into the database, and redraws a rack VAR (virtual access rate) graph and a topology structure graph for the new controlled equipment;
the station control service unit completes man-machine interaction and service data flow application and scheduling: the station control business unit provides business service, and the WEB page which is connected with the business operation terminal through 1 network port as a WAN port and logs in the business unit initiates the business process of the whole satellite ground station; the station control service unit transmits service requirements to the station control unit through the other 1 network port as an LAN port, the station control unit finds the controlled equipment managed by the corresponding serial port management equipment according to the requirements, and sets corresponding parameters of the controlled equipment, so that satellite communication service is realized.
Compared with the prior art, the invention has the following remarkable advantages: (1) aiming at the requirements of continuously improving the ground capability of the satellite and expanding and upgrading the localization, the method realizes the flow control and the service flow by depending on three modules of two devices, can adapt to remote monitoring, realizes graphical management, carries out unattended operation on a ground station, and can be expanded to other station types such as vehicle-mounted type and the like; (2) the serial port management equipment completes equipment control and realizes the integral state by taking one rack equipment as a unit; the in-station server equipment is divided into a control processing unit and a service processing unit, the control processing unit completes equipment management items through a background process, and the service processing unit completes man-machine interaction and service data stream application and scheduling; (3) the control process and the service process are physically isolated, and the separation of the control and the service of the satellite ground station equipment is ensured, so that the operation safety of the system is ensured.
Drawings
Fig. 1 is a control flow chart of the serial port management device.
Fig. 2 is a control flow chart of the control unit of the intra-station server apparatus.
Fig. 3 is a flow chart of the control of the service unit of the intra-site server apparatus.
Detailed Description
The invention relates to an autonomous safe satellite ground station equipment distributed control system, which comprises an in-station server equipment and a plurality of serial port management equipment, wherein:
the plurality of serial port management devices control controlled devices in the satellite ground station in a distributed mode, one serial port management device is arranged on each rack of the satellite ground station, and the overall state management is realized by taking one rack device as a unit; each serial port management device transmits the collected controlled device information to a database of the server device in the station;
the station server equipment is divided into a station control unit and a station control service unit, and the station control unit completes the management items of the controlled equipment according to the controlled equipment information stored in the database; the station control service unit is connected with the station control unit to carry out interaction of network information and complete man-machine interaction and service data flow application and scheduling; the station control unit and the station control service unit separate and physically isolate the control process and the service process, so that the control and the service of the satellite ground station equipment are separated.
Furthermore, the controlled equipment in the satellite ground station comprises a satellite antenna, a satellite channel, audio and video equipment, satellite terminal equipment and network equipment.
Further, the serial port management device adopts an embedded domestic FT series CPU (central processing unit) DRD2000 module, and a switching value control logic circuit, an RS232 transceiver circuit, an RS485 transceiver circuit and an Ethernet network transceiver circuit which are respectively connected with the embedded CPU module.
Further, the station control unit comprises a domestic FT series CPU processor FT-1500A/16 chip module and two 1000Mbps Ethernet interfaces;
the station control unit is connected with a plurality of serial port management devices through 1 1000Mps network port serving as a WAN port, the other 1 Mps network port serving as a LAN port is connected with the station control service unit to carry out network information interaction, and a computer terminal logs in a WEB page of the control unit to carry out parameter configuration, check and parameter storage on controlled devices managed by the corresponding serial port management devices.
Further, the station control service unit comprises a domestic FT series CPU processor FT-1500A/16 chip module and two 1000Mbps Ethernet interfaces;
the station control business unit is connected with the business operation terminal through 1 1000Mps network port as a WAN port, the other 1 Mps network port is connected with the station control unit as a LAN port for network information interaction, a WEB page which logs in the business unit through the business operation terminal initiates the business process of the whole satellite ground station, and the process execution condition of the controlled equipment is checked on the station control unit.
The invention discloses an autonomous safe distributed control method for satellite ground station equipment, which is based on a plurality of serial port management equipment to control controlled equipment in the satellite ground station equipment in a distributed manner, wherein server equipment in a station is divided into a station control unit and a station control service unit:
the station control unit completes the equipment management items: the station control unit reads the controlled equipment information in the ground station stored in the database, and draws a rack VAR graph and a network topology graph according to the read equipment attributes; meanwhile, the station control unit compares the online controlled equipment with the existing controlled equipment in the database by retrieving, when new controlled equipment is found to exist, the station control unit stores the new controlled equipment information into the database, and redraws a rack VAR (virtual access rate) graph and a topology structure graph for the new controlled equipment;
the station control service unit completes man-machine interaction and service data flow application and scheduling: the station control business unit provides business service, and the WEB page which is connected with the business operation terminal through 1 network port as a WAN port and logs in the business unit initiates the business process of the whole satellite ground station; the station control service unit transmits service requirements to the station control unit through the other 1 network port as an LAN port, the station control unit finds the controlled equipment managed by the corresponding serial port management equipment according to the requirements, and sets corresponding parameters of the controlled equipment, so that satellite communication service is realized.
Furthermore, the controlled equipment in the satellite ground station comprises a satellite antenna, a satellite channel, audio and video equipment, satellite terminal equipment and network equipment.
Further, the serial port management device comprises a control method specifically as follows:
1) the serial port management equipment is started, the switching value control logic circuit, the RS232 transceiving circuit, the RS485 transceiving circuit, the Ethernet network transformer and the transceiving circuit are respectively connected with corresponding satellite ground station controlled equipment, and parameter setting and state interaction of the satellite ground station controlled equipment are realized through the embedded processor module;
2) selecting a corresponding controlled device type and a corresponding interface type from corresponding serial port management devices, setting the corresponding size and the frame position of the controlled device, and logging in a WEB page of the serial port management device through a computer terminal to carry out configuration and check of parameters of the controlled device and storage of the parameters;
3) and the serial port management equipment transmits the acquired information of each controlled device to a database of the station control unit in the station.
Further, the station control unit specifically comprises the following control methods:
1) starting a station control unit, and reading equipment parameter information from a database;
2) drawing a frame VAR graph and a network topological graph according to the read equipment attributes;
3) the station control unit compares the online controlled equipment with the existing controlled equipment in the database by retrieving, when finding that new controlled equipment exists, stores the new controlled equipment information into the database, and redraws a frame VAR (virtual access rate) graph and a topology structure graph aiming at the new controlled equipment;
4) the station control unit inquires the state of the updated equipment at regular time, and prompts the position and the fault information of the fault equipment in a rack VAR graph and a topology structure graph;
5) the station control unit records the parameter setting information of each device, forms the operation data information of the controlled device and records the fault alarm information of the controlled device.
Further, the station control service unit has a control method specifically as follows:
1) starting a station control service unit, and logging in a WEB page of the station control service unit by a service operation terminal to initiate a service flow;
2) the station control service unit transmits the service requirement to the station control unit; the station control unit finds the controlled equipment managed by the corresponding serial port management equipment according to the requirement, and sets corresponding parameters of the controlled equipment, so that the satellite communication service is realized.
The invention is described in further detail below with reference to the figures and the embodiments.
Examples
The satellite ground station equipment in the embodiment comprises a satellite antenna, a satellite channel, audio and video equipment, network equipment, in-station server equipment and the like. The control method is based on distributed control of satellite ground station equipment by a plurality of serial port management equipment, and equipment parameters can be configured, checked and stored by logging in a WEB page of the serial port management equipment through a computer terminal; the station server equipment control unit is connected with a plurality of serial port management equipment through 1 1000Mps network port serving as a WAN port, the other 1 Mps network port serving as a LAN port is connected with the station server equipment service unit for network information interaction, and a computer terminal logs in a WEB page of the control unit to perform parameter configuration, check and parameter storage on satellite ground station equipment managed by the corresponding serial port management equipment; the business unit is connected with the business operation terminal through 1 1000Mps network port as a WAN port, the other 1 Mps network port is connected with the control unit as a LAN port for network information interaction, a WEB page of the business unit can be logged in through the business operation terminal to initiate a business process of the whole satellite ground station, and the process execution condition of the main equipment is checked on the business unit.
The serial port management equipment can be deployed in an outdoor shelter, an indoor satellite ground station machine room and other indoor equipment machine rooms in a distributed manner, a plurality of serial port management equipment are connected together through a control network, and are uniformly connected through the server control unit in the station to manage the controlled equipment; the service flow of the device connects a plurality of service devices together through a service network to perform a service communication flow.
The serial port management device comprises an embedded processor module of the serial port management device, and a switching value control logic circuit, an RS232 transceiver circuit, an RS485 transceiver circuit, an Ethernet network transformer and a transceiver circuit which are respectively connected with the embedded processor module. With reference to fig. 1, the control method specifically includes:
1) the serial port management equipment is started, the switching value control logic circuit, the RS232 transceiving circuit, the RS485 transceiving circuit, the Ethernet network transformer and the transceiving circuit are respectively connected with corresponding satellite ground station equipment, and the interaction of parameter setting and state of the satellite ground station equipment is realized through the embedded processor module;
2) selecting a corresponding device type and a corresponding interface type (serial port and network port) from corresponding serial port management equipment, setting the corresponding size and the position of a rack of the equipment, and logging in a WEB page of the serial port management equipment through a computer terminal to carry out configuration and check of device parameters and storage of the parameters;
3) and the serial port management equipment transmits the collected information of each ground device to the database of the server device in the station.
The method comprises the following steps that an in-station server device control unit reads ground station device information stored in a database, and a rack VAR graph and a network topology graph are drawn according to read device attributes; meanwhile, the in-station server control unit compares the on-line ground equipment with the existing equipment in the database by searching, when new hardware equipment is found to exist, the equipment information is stored in the database, and a frame VAR (virtual value range) diagram and a topology structure diagram are drawn again aiming at the new hardware equipment. With reference to fig. 2, the control method specifically includes:
1) starting a server equipment control unit in the station, and reading equipment parameter information from a database;
2) drawing a frame VAR graph and a network topological graph according to the read equipment attributes;
3) the on-site server control unit compares the on-line ground equipment with the existing equipment in the database by searching, when new hardware equipment is found to exist, the equipment information is stored in the database, and a rack VAR diagram and a topology structure diagram are drawn again aiming at the new hardware equipment.
4) The in-station server control unit inquires the state of the updated equipment at regular time, and clearly prompts the position and fault information of the fault equipment in a rack VAR graph and a topology structure graph, so that the maintenance is convenient;
5) the in-station server control unit records parameter setting information of each device, forms device operation data information and records device fault alarm information.
The service unit of the server equipment in the station provides service, and 1 1000Mps network port is used as a WEB page of a WAN port connection service operation terminal login service unit to initiate the service process of the whole satellite ground station. The service unit of the server equipment in the station serves as an LAN port through the other 1 Mps network port and transmits service requirements to the control unit, the control unit finds equipment managed by the corresponding serial port management equipment according to the requirements, and corresponding parameters of the equipment are set, so that satellite communication service is achieved. With reference to fig. 3, the control method specifically includes:
1) starting a service unit of server equipment in a station, and logging in a WEB page of the service unit by a service operation terminal to initiate a service flow;
2) the service unit of the server equipment in the station transmits the service requirement to the control unit;
the control unit finds the equipment managed by the corresponding serial port management equipment according to the requirement, and sets corresponding parameters of the equipment, so that the satellite communication service is realized.
Aiming at the requirements of continuously improving the ground capability of the satellite, expanding the capacity and upgrading the localization, the invention mainly realizes the flow control and the business flow by depending on three modules of two devices. The serial port communication equipment completes equipment control and realizes the integral state by taking one rack equipment as a unit; the in-station server equipment is divided into a control processing unit and a service processing unit, the control processing unit completes equipment management items through a background process, and the service processing unit completes man-machine interaction and service data stream application and scheduling. The distributed control system of the satellite ground station equipment physically isolates the control process and the service process, and ensures that the control and the service of the satellite ground station equipment are separated, thereby ensuring the operation safety of the system.
Claims (10)
1. The utility model provides an autonomic safe satellite ground station equipment distributed control system which characterized in that, includes in-station server equipment and a plurality of serial ports management equipment, wherein:
the plurality of serial port management devices control controlled devices in the satellite ground station in a distributed mode, one serial port management device is arranged on each rack of the satellite ground station, and the overall state management is realized by taking one rack device as a unit; each serial port management device transmits the collected controlled device information to a database of the server device in the station;
the station server equipment is divided into a station control unit and a station control service unit, and the station control unit completes the management items of the controlled equipment according to the controlled equipment information stored in the database; the station control service unit is connected with the station control unit to carry out interaction of network information and complete man-machine interaction and service data flow application and scheduling; the station control unit and the station control service unit separate and physically isolate the control process and the service process, so that the control and the service of the satellite ground station equipment are separated.
2. The distributed control system of autonomous safe satellite earth station equipment according to claim 1, characterized in that the controlled equipment in the satellite earth station comprises a satellite antenna, a satellite channel, audio-video equipment, satellite terminal equipment, network equipment.
3. The distributed control system of autonomous safe satellite earth station equipment according to claim 1, wherein the serial port management equipment adopts an embedded domestic FT series CPU processor DRD2000 module, and a switching value control logic circuit, an RS232 transceiver circuit, an RS485 transceiver circuit, and an ethernet network transceiver circuit, which are respectively connected to the embedded CPU module.
4. The distributed control system of autonomous safe satellite earth station equipment according to claim 1, characterized in that the station control unit comprises a domestic FT series CPU processor FT-1500A/16 chip module, two 1000Mbps ethernet interfaces;
the station control unit is connected with a plurality of serial port management devices through 1 1000Mps network port serving as a WAN port, the other 1 Mps network port serving as a LAN port is connected with the station control service unit to carry out network information interaction, and a computer terminal logs in a WEB page of the control unit to carry out parameter configuration, check and parameter storage on controlled devices managed by the corresponding serial port management devices.
5. The distributed control system of autonomous safe satellite earth station equipment according to claim 1, wherein the station control service unit comprises a domestic FT series CPU processor FT-1500A/16 chip module, two 1000Mbps ethernet interfaces;
the station control business unit is connected with the business operation terminal through 1 1000Mps network port as a WAN port, the other 1 Mps network port is connected with the station control unit as a LAN port for network information interaction, a WEB page which logs in the business unit through the business operation terminal initiates the business process of the whole satellite ground station, and the process execution condition of the controlled equipment is checked on the station control unit.
6. A distributed control method of autonomous safe satellite ground station equipment is characterized in that controlled equipment in the satellite ground station equipment is controlled in a distributed mode based on a plurality of serial port management equipment, and server equipment in a station is divided into a station control unit and a station control service unit:
the station control unit completes the equipment management items: the station control unit reads the controlled equipment information in the ground station stored in the database, and draws a rack VAR graph and a network topology graph according to the read equipment attributes; meanwhile, the station control unit compares the online controlled equipment with the existing controlled equipment in the database by retrieving, when new controlled equipment is found to exist, the station control unit stores the new controlled equipment information into the database, and redraws a rack VAR (virtual access rate) graph and a topology structure graph for the new controlled equipment;
the station control service unit completes man-machine interaction and service data flow application and scheduling: the station control business unit provides business service, and the WEB page which is connected with the business operation terminal through 1 network port as a WAN port and logs in the business unit initiates the business process of the whole satellite ground station; the station control service unit transmits service requirements to the station control unit through the other 1 network port as an LAN port, the station control unit finds the controlled equipment managed by the corresponding serial port management equipment according to the requirements, and sets corresponding parameters of the controlled equipment, so that satellite communication service is realized.
7. The distributed control method for the autonomous safe satellite earth station equipment according to claim 6, characterized in that the controlled equipment in the satellite earth station comprises a satellite antenna, a satellite channel, audio and video equipment, satellite terminal equipment and network equipment.
8. The distributed control method for the autonomous and safe satellite ground station device according to claim 6, wherein the serial port management device specifically comprises the following steps:
1) the serial port management equipment is started, the switching value control logic circuit, the RS232 transceiving circuit, the RS485 transceiving circuit, the Ethernet network transformer and the transceiving circuit are respectively connected with corresponding satellite ground station controlled equipment, and parameter setting and state interaction of the satellite ground station controlled equipment are realized through the embedded processor module;
2) selecting a corresponding controlled device type and a corresponding interface type from corresponding serial port management devices, setting the corresponding size and the frame position of the controlled device, and logging in a WEB page of the serial port management device through a computer terminal to carry out configuration and check of parameters of the controlled device and storage of the parameters;
3) and the serial port management equipment transmits the acquired information of each controlled device to a database of the station control unit in the station.
9. The distributed control method for the autonomous safe satellite ground station equipment according to claim 6, wherein the station control unit comprises the following specific control methods:
1) starting a station control unit, and reading equipment parameter information from a database;
2) drawing a frame VAR graph and a network topological graph according to the read equipment attributes;
3) the station control unit compares the online controlled equipment with the existing controlled equipment in the database by retrieving, when finding that new controlled equipment exists, stores the new controlled equipment information into the database, and redraws a frame VAR (virtual access rate) graph and a topology structure graph aiming at the new controlled equipment;
4) the station control unit inquires the state of the updated equipment at regular time, and prompts the position and the fault information of the fault equipment in a rack VAR graph and a topology structure graph;
5) the station control unit records the parameter setting information of each device, forms the operation data information of the controlled device and records the fault alarm information of the controlled device.
10. The distributed control method for autonomous safe satellite earth station equipment according to claim 6, wherein the station control service unit specifically comprises the following steps:
1) starting a station control service unit, and logging in a WEB page of the station control service unit by a service operation terminal to initiate a service flow;
2) the station control service unit transmits the service requirement to the station control unit; the station control unit finds the controlled equipment managed by the corresponding serial port management equipment according to the requirement, and sets corresponding parameters of the controlled equipment, so that the satellite communication service is realized.
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