CN110166334B - Spatial information system based on SpaceVPX standard - Google Patents
Spatial information system based on SpaceVPX standard Download PDFInfo
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- CN110166334B CN110166334B CN201811322356.1A CN201811322356A CN110166334B CN 110166334 B CN110166334 B CN 110166334B CN 201811322356 A CN201811322356 A CN 201811322356A CN 110166334 B CN110166334 B CN 110166334B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
- H04L12/40—Bus networks
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
- H04L12/40—Bus networks
- H04L12/40169—Flexible bus arrangements
- H04L12/40176—Flexible bus arrangements involving redundancy
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/04—Network management architectures or arrangements
- H04L41/044—Network management architectures or arrangements comprising hierarchical management structures
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/08—Configuration management of networks or network elements
- H04L41/0893—Assignment of logical groups to network elements
Abstract
The invention provides a spatial information system based on the SpaceVPX standard, which comprises: information plane, system management module, host system, exchange module, the functional module of intercommunication connection, wherein: the information plane is used for providing different data exchange topology networks according to the data transmission rate among the modules in the system; the system management module is used for providing management strategies of all modules in the system and communication protocols among the modules; the main control module is used for limiting and controlling each module to execute corresponding tasks; the exchange module is used for limiting the interaction relation among the modules; and the functional module is used for limiting the functions responsible by each module. Therefore, a spatial information system aiming at the SpaceVPX standard can be constructed, so that the whole system is more standardized and has wider applicability.
Description
Technical Field
The invention relates to the technical field of spaceflight, in particular to a space information system based on the SpaceVPX standard.
Background
The spatial information system is a spatial electronic platform integrating functions of platform management, data storage, information processing and the like, the performance and the reliability of the spatial information system are improved, and the promotion of modularization of the spatial information system is a current research hotspot. In the currently known VPX information system platform, the platform design is all OpenVPX-based ground applications, such as patents CN205389239U, CN105488566A, CN104243174A, etc.; and patents CN105373136A and CN104991618A are aerospace applications, wherein the patent CN104991618A is focused on the structural design of the chassis, and the patent CN105373136A is focused on the functional design of the whole device.
However, the above patents are all proposed based on the VITA65(OpenVPX) or VITA46 standards, and the reliability design of aerospace applications is poor, so that the whole system is not standardized enough, and the applicability is poor.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a reinforcing system and a reinforcing method for resisting single event upset.
The invention provides a space information system based on the SpaceVPX standard, which comprises: information plane, system management module, host system, exchange module, the functional module of intercommunication connection, wherein:
the information plane is used for providing different data exchange topology networks according to the data transmission rate among the modules in the system;
the system management module is used for providing management strategies of all modules in the system and communication protocols among the modules;
the main control module is used for limiting and controlling each module to execute corresponding tasks;
the exchange module is used for limiting the interaction relation among the modules;
and the functional module is used for limiting the functions responsible by each module.
Optionally, the method further comprises: and the power supply module is used for supplying electric energy to the information plane, the system management module, the main control module, the exchange module, the functional module and the bottom layer management module.
Optionally, the output voltage of the power supply module includes: 12V, 5V and 3.3V.
Optionally, the information plane comprises: a data plane, a control plane, an extension plane, a tool plane; wherein:
the data plane adopts a Serial RapidIO protocol to realize high-speed interconnection among modules, and the topological structure comprises the following components: single star, double star or mesh structures;
the control plane adopts gigabit Ethernet or SpaceWire protocol to realize medium-speed interconnection between modules, and the topological structure comprises: single star, double star or mesh structures;
the expansion plane adopts protocols such as RS422, PCI-E and the like to realize the expansion interconnection among the modules;
the tool plane adopts an intelligent platform to manage an IPMB bus to realize the low-speed interconnection of all modules in the system, and the topology can adopt a star shape or a bus type.
Optionally, the system management module pre-stores a redundancy management policy, a system management communication protocol, a topology result of interconnection of each module, and a function and a configuration of a system manager in each module; wherein, the system management module determines the redundancy mode and the composition of the tool plane.
Optionally, the main control module includes: the system comprises a main processing module and a bottom management main module; the main processing module provides the main processing capacity of the system, and the bottom management main module is a main controller for realizing the bottom system management.
Optionally, the functional module includes: the function limiting module and the bottom layer management slave module; the function limiting module is used for setting functions of the modules, and the bottom management slave module is a slave controller for realizing bottom system management.
Optionally, the method further comprises: and the system state management module is used for collecting bottom layer state information of each module of the system.
Compared with the prior art, the invention has the following beneficial effects:
the space information system based on the SpaceVPX standard provided by the invention is characterized in that an information plane, a system management module, a main control module, an exchange module and a function module which are mutually communicated are arranged, wherein: the information plane is used for providing different data exchange topology networks according to the data transmission rate among the modules in the system; the system management module is used for providing management strategies of all modules in the system and communication protocols among the modules; the main control module is used for limiting and controlling each module to execute corresponding tasks; the exchange module is used for limiting the interaction relation among the modules; and the functional module is used for limiting the functions responsible by each module. Therefore, a spatial information system aiming at the SpaceVPX standard can be constructed, so that the whole system is more standardized and has wider applicability.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
FIG. 1 is a schematic diagram of the spatial information system based on the SpaceVPX standard according to the present invention;
FIG. 2 is a schematic diagram of a main control module according to the present invention;
FIG. 3 is a schematic diagram of a switch module according to the present invention;
FIG. 4 is a block diagram of functional modules according to the present invention;
FIG. 5 is a block diagram of an underlying management module according to the present invention.
Detailed Description
The present invention will be described in detail with reference to specific examples. The following examples will assist those skilled in the art in further understanding the invention, but are not intended to limit the invention in any way. It should be noted that it would be obvious to those skilled in the art that various changes and modifications can be made without departing from the spirit of the invention. All falling within the scope of the present invention.
Fig. 1 is a schematic diagram of a spatial information system based on the SpaceVPX standard according to the present invention, and referring to fig. 1, the SpaceVPX architecture enhances system reliability management based on the OpenVPX architecture, introduces a system bottom management module, and maintains the characteristics of VPX architecture multi-protocol exchange, and the interconnection between the SpaceVPX modules can be realized by Serial RapidIO, PCI-E, ethernet, SpaceWire, IPMB, and other Serial bus protocols. Taking the Serial RapidIO as an example, the maximum physical transmission rate of a single channel in the 4 × mode can reach 6.125 Gbps.
As shown in fig. 1, the spatial information system based on the SpaceVPX standard has 10 modules (as identified by X1-X10 in the figure), the whole network structure adopts a dual star topology, the main control module, the high-speed signal processing module, the storage module and the switching module in the system are all in dual redundancy design, and the bottom layer management module and the power supply module adopt single mode reinforcement design.
Wherein, the information plane structural design includes: the data plane structure is a double star topology, a Serial RapidIO protocol is adopted, and each module is provided with 4 paths of 4 multiplied by SRIO signals which are respectively connected to two exchange boards in the system. The control plane structure is a double star topology, a gigabit Ethernet interface (SerDesGbE) is adopted, and each module is provided with 2 paths of gigabit Ethernet signals which are respectively connected with two exchange boards in the system. The tool plane structure adopts a single star topology, and the IPMB bus (the physical layer is I2C) of each module is connected to the bottom management module. The extension plane adopts an adjacent connection structure, and the communication protocol selects PCI-E.
Fig. 2 is a schematic diagram of a main control module according to the present invention. Referring to fig. 2, the corresponding interfaces of the data planes in the system are connected to the VPX internal bus through corresponding connectors, and the system bottom management main module is used for managing the health conditions of the modules and performing fault diagnosis, isolation and redundancy switching when the corresponding modules fail.
Fig. 3 is a schematic diagram of the architecture of the switch module of the present invention. Referring to fig. 3, the switching modules are switching nodes of a data plane (Serial RapidIO protocol) and a control plane (gigabit ethernet). The system bottom management slave module is controlled by the system bottom management master module and is used for controlling the power-on enabling and fault isolation of the whole module.
FIG. 4 is a block diagram of functional modules according to the present invention. Referring to fig. 4, the corresponding interface of each data plane in the system is connected to the VPX internal bus through the corresponding connector. The system bottom management slave functions are similar to those described in fig. 3.
FIG. 5 is a block diagram of an underlying management module according to the present invention. Referring to fig. 5, the system can be divided into a signal plane (left) and a power plane (right), a dual-system bottom management slave module redundancy structure is adopted, and a system bottom management master module collects information of controlled modules in the system through a bottom management module and distributes reference clocks and control commands to the controlled modules in the system.
Further, system bottom layer management and functional application of the system upper layer are isolated from each other, and each system bottom layer management slave module maintains the bottom layer physical state of the module where the slave module is located and manages power-on enabling. The system bottom management master module is responsible for managing all system bottom management slave modules besides completing the state monitoring of the modules, thereby realizing the monitoring of each module and performing redundancy management (module fault diagnosis, isolation, redundancy switching and the like) based on monitoring information.
The foregoing description of specific embodiments of the present invention has been presented. It is to be understood that the present invention is not limited to the specific embodiments described above, and that various changes or modifications may be made by one skilled in the art within the scope of the appended claims without departing from the spirit of the invention. The embodiments and features of the embodiments of the present application may be combined with each other arbitrarily without conflict.
Claims (7)
1. A spatial information system based on the SpaceVPX standard, comprising: information plane, system management module, host system, exchange module, the functional module of intercommunication connection, wherein:
the information plane is used for providing different data exchange topology networks according to the data transmission rate among the modules in the system;
the system management module is used for providing management strategies of all modules in the system and communication protocols among the modules;
the main control module is used for limiting and controlling each module to execute corresponding tasks;
the exchange module is used for limiting the interaction relation among the modules;
the function module is used for limiting the functions responsible by each module; the functional module includes: the function limiting module and the bottom layer management slave module; the function limiting module is used for setting the functions of the modules, and the bottom management slave module is a slave controller for realizing the management of a bottom system; the bottom management slave modules adopt a redundant structure, and each system bottom management slave module maintains the bottom physical state of the module and manages the power-on enable.
2. The SpaceVPX standard-based spatial information system of claim 1, further comprising: and the power supply module is used for providing electric energy for the information plane, the system management module, the main control module, the exchange module and the functional module.
3. The SpaceVPX standard-based spatial information system of claim 2, wherein the output voltage of the power supply module comprises: 12V, 5V and 3.3V.
4. The SpaceVPX standard-based spatial information system of claim 1, wherein the information plane comprises: a data plane, a control plane, an extension plane, a tool plane; wherein:
the data plane adopts a Serial RapidIO protocol to realize high-speed interconnection among modules, and the topological structure comprises the following components: single star, double star or mesh structures;
the control plane adopts gigabit Ethernet or SpaceWire protocol to realize medium-speed interconnection between modules, and the topological structure comprises: single star, double star or mesh structures;
the expansion plane adopts protocols such as RS422, PCI-E and the like to realize the expansion interconnection among the modules;
the tool plane adopts an intelligent platform to manage an IPMB bus to realize the low-speed interconnection of all modules in the system, and the topology can adopt a star shape or a bus type.
5. The SpaceVPX standard-based spatial information system of claim 4, wherein the system management module pre-stores therein a redundancy management policy, a system management communication protocol, a topology result of the interconnection of the respective modules, and a function and a configuration of a system manager in the respective module; wherein, the system management module determines the redundancy mode and the composition of the tool plane.
6. The SpaceVPX standard-based spatial information system of claim 1, wherein the main control module comprises: the system comprises a main processing module and a bottom management main module; the main processing module provides the main processing capacity of the system, and the bottom management main module is a main controller for realizing the bottom system management.
7. The SpaceVPX standard based spatial information system according to any one of claims 1-6, further comprising: and the system state management module is used for collecting bottom layer state information of each module of the system.
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| CN111371613A (en) * | 2020-03-03 | 2020-07-03 | 山东超越数控电子股份有限公司 | Blade server mixed insertion topological structure and system |
| CN114488888B (en) * | 2022-01-14 | 2024-01-30 | 上海卫星工程研究所 | spaceVPX architecture-based satellite-borne stand-alone dual-redundancy high-reliability power supply |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102710477A (en) * | 2012-05-15 | 2012-10-03 | 浙江大学 | Data processing system based on VPX bus structure |
| CN105607694A (en) * | 2015-10-22 | 2016-05-25 | 电子科技大学 | Adaptive variable redundancy 3U signal processing backboard based on VPX bus |
| CN106909525A (en) * | 2017-01-13 | 2017-06-30 | 电子科技大学 | A kind of control Switching Module based on VPX buses |
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| US10521295B2 (en) * | 2016-06-23 | 2019-12-31 | Triad National Security, Llc | Low cost, hardened single board computer for command and data handling |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102710477A (en) * | 2012-05-15 | 2012-10-03 | 浙江大学 | Data processing system based on VPX bus structure |
| CN105607694A (en) * | 2015-10-22 | 2016-05-25 | 电子科技大学 | Adaptive variable redundancy 3U signal processing backboard based on VPX bus |
| CN106909525A (en) * | 2017-01-13 | 2017-06-30 | 电子科技大学 | A kind of control Switching Module based on VPX buses |
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