CN112466162B - Control automation system service continuous method based on duplex service - Google Patents
Control automation system service continuous method based on duplex service Download PDFInfo
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- CN112466162B CN112466162B CN202011261913.0A CN202011261913A CN112466162B CN 112466162 B CN112466162 B CN 112466162B CN 202011261913 A CN202011261913 A CN 202011261913A CN 112466162 B CN112466162 B CN 112466162B
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G5/00—Traffic control systems for aircraft, e.g. air-traffic control [ATC]
- G08G5/06—Traffic control systems for aircraft, e.g. air-traffic control [ATC] for control when on the ground
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G5/00—Traffic control systems for aircraft, e.g. air-traffic control [ATC]
- G08G5/0095—Aspects of air-traffic control not provided for in the other subgroups of this main group
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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
- H04L41/06—Management of faults, events, alarms or notifications
- H04L41/0631—Management of faults, events, alarms or notifications using root cause analysis; using analysis of correlation between notifications, alarms or events based on decision criteria, e.g. hierarchy, tree or time analysis
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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
- H04L41/06—Management of faults, events, alarms or notifications
- H04L41/0654—Management of faults, events, alarms or notifications using network fault recovery
- H04L41/0663—Performing the actions predefined by failover planning, e.g. switching to standby network elements
-
- 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
- H04L41/06—Management of faults, events, alarms or notifications
- H04L41/0677—Localisation of faults
-
- 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
- H04L41/22—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks comprising specially adapted graphical user interfaces [GUI]
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Aviation & Aerospace Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Human Computer Interaction (AREA)
- Hardware Redundancy (AREA)
Abstract
The invention discloses a control automation system service continuous method based on duplex service, wherein information interaction networks and redundant network configuration are arranged in two service ends, the network of the service end and a position group is the redundant network configuration, the independent dual-network configuration of a main system server and a standby system server is supported, and a switch can be cascaded to realize the information interaction and instruction transmission of an application end and the service end. The invention solves the problems that in the prior art, when the current main system has a fault, the display of the seat after the main/standby control seat is switched cannot be continuous, the situation perception of a controller is confused, and the working efficiency of the controller is influenced.
Description
Technical Field
The invention belongs to the technical field of automation and traffic, and particularly relates to a duplex service-based service continuation method for a control automation system.
Background
The air traffic control automation system is a 7 x 24 hour uninterrupted work system, and assists controllers to implement control operation and instruction issue on the operating flights. The control automation system of the control department comprises a main system and a standby system, the capabilities of the main system and the standby system are consistent, and the two systems are mutually backup and are designed in a redundant mode relative to the control service.
The main system and the standby system of the current control automation system are independent systems, are self-formed into a network, comprise a service equipment group and a seat group, and realize data interaction on the information leading subsystem configuration data lines of the respective systems. In order to ensure the service continuity, a data synchronization mode is generally adopted, and the data types of synchronization include: system basic parameters (fan opening and closing information and the like), track information and flight dynamic data. The timing of synchronization is divided into switching synchronization and event synchronization.
When the current main system has a fault, the standby system is switched to the main system, and the control seats are also switched to the standby control seats from the main control seats, so that the display of the seats cannot be continuous, the situation perception of a controller is confused, and the working efficiency of the controller is influenced.
The existing main and standby system realizes the synchronization of the data of the system service layer, can realize the service continuation of the system layer, does not relate to the synchronization of seat human-computer interface display, when the main and standby system is switched, the seat is manually switched to the seat display of the continuous system by a control user, and because the seat operation is not synchronous, the display picture has larger difference with that before the switching.
Disclosure of Invention
In view of the above-mentioned deficiencies of the prior art, the present invention aims to provide a method for maintaining service of a control automation system based on duplex service, so as to solve the problems in the prior art that when a current main system fails, the display of seats after switching between main and standby control seats cannot be consistent, the situational awareness of a controller is confused, and the work efficiency of the controller is affected.
In order to achieve the purpose, the technical scheme adopted by the invention is as follows:
the invention relates to a duplex service-based service continuous method for a control automation system, which comprises the following steps: the main system server, the standby system server, the position group and the network switching equipment, the method comprises the following steps:
step 1: the main system server and the standby system server respectively and continuously send the empty pipe operation data and the seat request reply data;
step 2: the seat group adds information identification fields to data sent by the main system server and the standby system server, and marks information source system identification, time stamp and transmission information type;
and step 3: identifying according to the interface control document, judging whether the data is system service state data, and if so, entering step 10; if not, entering the step 4;
and 4, step 4: judging whether the information is sent by the main system server, if so, entering a step 5; if not, returning to the step 2;
and 5: judging whether the sent information is a broadcast message or not, and if so, entering a step 6; if not, entering step 8;
step 6: transmitting the sent information to all seats in the seat group;
and 7: waiting for next information output by the main system server and the standby system server;
and 8: judging whether the information output in the step 7 is reply information for the seat request, if so, entering a step 9; if not, judging the data to be invalid data, discarding the data and returning to the step 7;
and step 9: transmitting the information to a seat specifying a network address;
step 10: the working state information of the main system server and the standby system server is sent to a system monitoring agent and a main and arbitrary control agent in an agent group to observe whether the working state of the system server is normal or not, and the system monitoring agent analyzes the information and displays the information on a human-computer interface by using graphs;
step 11: the system monitor analyzes the working state information of the main system server, and if the working state information, the network transmission state information or the resource use state information of the main system server is judged to be abnormal, the step 12 is entered; otherwise, entering step 16;
step 12: the system monitoring agent and the main and standby control agents track and display the working state of the control automation system in real time, mark abnormal states, and perform matching and difference evaluation on processing abnormal data, network abnormal data and switching strategies of the main system server and the standby system server;
step 13: evaluating the abnormal state of the currently working system server, judging whether the abnormal degree meets the switching requirement of the main system server and the standby system server, and if the abnormal degree meets the switching requirement, entering step 14; if not, entering step 17;
step 14: the system monitoring agent/chairman control agent generates an abnormal evaluation result to prompt that the current system works lower than a normal working standard value;
step 15: switching the working states of the main system server and the standby system server, sending the current system service state information to the main system server and the standby system server by the system monitoring agent, and selecting the information sent by the main system server according to the switching result to carry out seat network transmission;
step 16: the system monitoring agent/chief and arbitrary control agent performs early warning display and fault location on equipment, networks and software on a human-computer interface, provides detailed parameter inquiry and prompts technical personnel to maintain the standby system;
and step 17: and carrying out early warning prompt and fault positioning, and providing detailed parameter query.
Further, the air traffic control operation data includes: air traffic monitoring data, flight data, alarm data, sector data, status data of the system/device/network.
Further, the next information in step 7 includes: empty pipe operation data, system working state data and seat request reply data.
Further, the processing exception data in step 12 includes: monitoring and processing abnormal data, flight processing abnormal data and alarming processing abnormal data.
Further, the handover policy in step 12 specifically includes: grading the data processing service in the air traffic control automation system according to the importance of the data processing service; the method comprises the steps that three levels of high, medium and low are divided, the level is high, double machines are configured to carry out synchronous processing, when the double machines simultaneously break down, the double machines are determined to break down, and switching is required; and if the fault with low grade does not affect the operation of the system, prompting a technician to repair the fault in time.
The invention has the beneficial effects that:
the invention can provide the application service of the air traffic control system at the same time, enhance the reliability of system operation and the implementation of uninterrupted operation; the independent application end-seat group responds to the display operation and flight operation service of the controller on the basis of providing the air situation service of the controller, the interaction request with the server is issued as information, the network information service simultaneously sends the interaction information to the two sets of servers to control the service feedback of the main service end, and the application end-seat group simultaneously has two sets of service guarantees, so that the operation is continued and is not influenced even if the main and standby roles of the servers are switched, and the system service continuation and the control service continuation of the controller are guaranteed.
Drawings
FIG. 1 shows a schematic diagram of the method of the present invention.
Detailed Description
In order to facilitate understanding of those skilled in the art, the present invention will be further described with reference to the following examples and drawings, which are not intended to limit the present invention.
Referring to fig. 1, the present invention provides a method for maintaining a service of a control automation system based on duplex service, where the control automation system includes: the main system server, the standby system server, the position group and the network switching equipment, the method comprises the following steps:
step 1: the main system server and the standby system server respectively and continuously send the empty pipe operation data and the seat request reply data;
the empty pipe operation data comprises: air traffic control monitoring data, flight data, alarm data, sector data, status data of the system/device/network;
step 2: the seat group adds information identification fields to data sent by the main system server and the standby system server, and marks information source system identification, time stamp and transmission information type;
and step 3: identifying according to the interface control document, judging whether the data is system service state data, and if so, entering step 10; if not, entering the step 4;
and 4, step 4: judging whether the information is sent by the main system server, if so, entering a step 5; if not, returning to the step 2;
and 5: judging whether the sent information is a broadcast message or not, and if so, entering a step 6; if not, entering step 8;
step 6: transmitting the sent information to all seats in the seat group;
and 7: waiting for next information output by the main system server and the standby system server, and managing the running data, the system working state data and the seat request reply data in an empty mode;
and 8: judging whether the information output in the step 7 is reply information for the seat request, if so, entering a step 9; if not, judging the data to be invalid data, discarding the data and returning to the step 7;
and step 9: transmitting the information to a seat specifying a network address;
step 10: the working state information of the main system server and the standby system server is sent to a system monitoring agent and a main and arbitrary control agent in an agent group to observe whether the working state of the system server is normal or not, and the system monitoring agent analyzes the information and displays the information on a human-computer interface by using graphs;
step 11: the system monitor analyzes the working state information of the main system server, and if the working state information, the network transmission state information or the resource use state information of the main system server is judged to be abnormal, the step 12 is entered; otherwise, entering step 16;
step 12: the system monitoring agent and the main and standby control agents track and display the working state of the control automation system in real time, mark abnormal states, and perform matching and difference evaluation on processing abnormal data, network abnormal data and switching strategies of the main system server and the standby system server;
the processing of the exception data in step 12 includes: monitoring and processing abnormal data, flight processing abnormal data and alarm processing abnormal data;
the switching strategy specifically comprises: when a single service device fails, the system can automatically switch to another service device with redundant configuration; when a single service fails, switching to a redundant backup service to enable the service capability to continue;
the air traffic control automation system is ranked according to its importance. The system configures the double machines to carry out synchronous processing, and the fault is determined when the double machines simultaneously fail; as shown in table 1 below:
TABLE 1
| Service | Grading |
| Flight data processing | Height of |
| Surveillance data front-end processing | Height of |
| Primary monitoring data processing | Height of |
| Bypassing monitoring data processing | In |
| Medium term collision detection processing | Is low in |
| Communication data processing | Height of |
| Ground-to-air data processing | In |
| Security (alarm) and surveillance assistance processing | In |
| Recording | In |
| Playback of video | In |
| System track input/output processing | Is low in |
| Flow statistics prediction processing | Is low in |
| Flight plan conflict handling | Is low in |
When the fault of high grade, the system requires switching; the system operation is not influenced when a fault with low grade occurs, and technicians are prompted to repair the fault in time;
step 13: evaluating the abnormal state of the currently working system server, judging whether the abnormal degree meets the switching requirement of the main system server and the standby system server, and if the abnormal degree meets the switching requirement, entering step 14; if not, entering step 17;
step 14: the system monitoring agent/chairman control agent generates an abnormal evaluation result to prompt that the current system works lower than a normal working standard value;
step 15: switching the working states of the main system server and the standby system server, sending the current system service state information to the main system server and the standby system server by the system monitoring agent, and selecting the information sent by the main system server according to the switching result to carry out seat network transmission;
step 16: the system monitoring agent/chief and arbitrary control agent performs early warning display and fault location on equipment, networks and software on a human-computer interface, provides detailed parameter inquiry and prompts technical personnel to maintain the standby system;
and step 17: and carrying out early warning prompt and fault positioning, and providing detailed parameter query.
While the invention has been described in terms of its preferred embodiments, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention.
Claims (4)
1. A duplex service-based service continuation method for a control automation system is characterized in that the control automation system comprises: the main system server, the standby system server, the position group and the network switching equipment, the method comprises the following steps:
step 1: the main system server and the standby system server respectively and continuously send the empty pipe operation data and the seat request reply data;
step 2: the seat group adds information identification fields to data sent by the main system server and the standby system server, and marks information source system identification, time stamp and transmission information type;
and step 3: identifying according to the interface control document, judging whether the data is system service state data, and if so, entering step 10; if not, entering the step 4;
and 4, step 4: judging whether the information is sent by the main system server, if so, entering a step 5; if not, returning to the step 2;
and 5: judging whether the sent information is a broadcast message or not, and if so, entering a step 6; if not, entering step 8;
step 6: transmitting the sent information to all seats in the seat group;
and 7: waiting for next information output by the main system server and the standby system server;
and 8: judging whether the information output in the step 7 is reply information for the seat request, if so, entering a step 9; if not, judging the data to be invalid data, discarding the data and returning to the step 7;
and step 9: transmitting the information to a seat specifying a network address;
step 10: the working state information of the main system server and the standby system server is sent to a system monitoring agent and a main and arbitrary control agent in an agent group to observe whether the working state of the system server is normal or not, and the system monitoring agent analyzes the information and displays the information on a human-computer interface by using graphs;
step 11: the system monitor analyzes the working state information of the main system server, and if the working state information, the network transmission state information or the resource use state information of the main system server is judged to be abnormal, the step 12 is entered; otherwise, entering step 16;
step 12: the system monitoring agent and the main and standby control agents track and display the working state of the control automation system in real time, mark abnormal states, and perform matching and difference evaluation on processing abnormal data, network abnormal data and switching strategies of the main system server and the standby system server;
step 13: evaluating the abnormal state of the currently working system server, judging whether the abnormal degree meets the switching requirement of the main system server and the standby system server, and if the abnormal degree meets the switching requirement, entering step 14; if not, entering step 17;
step 14: the system monitoring agent/chairman control agent generates an abnormal evaluation result to prompt that the current system works lower than a normal working standard value;
step 15: switching the working states of the main system server and the standby system server, sending the current system service state information to the main system server and the standby system server by the system monitoring agent, and selecting the information sent by the main system server according to the switching result to carry out seat network transmission;
step 16: the system monitoring agent/chief and arbitrary control agent performs early warning display and fault location on equipment, networks and software on a human-computer interface, provides detailed parameter inquiry and prompts technical personnel to maintain the standby system;
and step 17: and carrying out early warning prompt and fault positioning, and providing detailed parameter query.
2. The duplex service based policing automation system service continuity method according to claim 1, wherein the empty pipe operation data comprises: air traffic monitoring data, flight data, alarm data, sector data, status data of the system/device/network.
3. The method for controlling automation system service continuation based on duplex service according to claim 1, wherein the next information in the step 7 comprises: empty pipe operation data, system working state data and seat request reply data.
4. The method for maintaining the duplex service based control automation system service according to claim 1, wherein the processing of the abnormal data in the step 12 comprises: monitoring and processing abnormal data, flight processing abnormal data and alarming processing abnormal data.
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| CN103441863A (en) * | 2013-08-08 | 2013-12-11 | 中国民航大学 | Double-server hot standby system in blank pipe automatic system and control method thereof |
| CN204302790U (en) * | 2014-12-29 | 2015-04-29 | 广州市中南民航空管通信网络科技有限公司 | Based on the data station system of Automatic dependent surveillance broadcast technology |
| CN105489068A (en) * | 2015-12-14 | 2016-04-13 | 青岛民航空管实业发展有限公司 | Control instruction error correction system and control instruction error correction method thereof |
| CN109584637A (en) * | 2018-11-28 | 2019-04-05 | 南京莱斯信息技术股份有限公司 | Based on AREA CONTROL CRNTRE seat mutual standby blank pipe disaster tolerant backup system and backup method |
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2020
- 2020-11-12 CN CN202011261913.0A patent/CN112466162B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103050030A (en) * | 2012-12-25 | 2013-04-17 | 中国电子科技集团公司第十五研究所 | System and method for simulating and training program control of air traffic control |
| CN103441863A (en) * | 2013-08-08 | 2013-12-11 | 中国民航大学 | Double-server hot standby system in blank pipe automatic system and control method thereof |
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