CN106487589A - A kind of terminal automatically accesses and configuring management method - Google Patents
A kind of terminal automatically accesses and configuring management method Download PDFInfo
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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
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- H—ELECTRICITY
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Abstract
The present invention proposes a kind of terminal and automatically accesses and configuring management method, automatically initiate based on login mechanism with electricity on end side, supplemented by main website side automatic regular polling pattern, set up two-way endpoint registration administrative mechanism, avoid breaking down and causing registration process cannot smoothly complete because of terminal, communication network or system main website links, effectively lift extensive distribution terminal automatically accesses the efficiency of management and reliability.Simultaneously, the integration of proposition system lateral terminal runs and management configuration method, consider the automatic parsing configuration of terminal and the information exchange with the system such as system side electrical power distribution automatization system, PMS, GIS after registration, the information such as associated topologies, Unit account of plant complete the automatic flexible configuration of terminal, guarantee the correct reliability service of terminal, substantially reduce the human input during power distribution automation engineering construction and engineering O＆M, lifting power distribution automation operation management efficiency and automatization level, support the development of distribution operation management lean.
Description
Technical Field
The invention belongs to the technical field of distribution automation, and particularly relates to a terminal automatic access and configuration management method.
Background
At present along with the extensive construction of centralized distribution automation system, for reinforcing distribution master station side to on-the-spot observability, testability and controllability, promote and join in marriage net reliability and fault handling efficiency, a large amount of distribution terminals have been installed on the distribution scene, the distribution automation system of a local level deployment can reach thousands of terminal access volumes, these terminals distribute in each places such as city distribution overhead line, cable run, looped netowrk cabinet, switching station, make daily equipment operation and maintenance overhaul, terminal installation/change and debugging need consume a large amount of work load, construction efficiency is not high and need artifical regular inspection maintenance, lead to the operation and maintenance low level, therefore how to promote extensive distribution terminal operation and maintenance management efficiency just becomes one of the important problem that faces for distribution automation development. At present, because traditional power distribution terminal does not possess the self-description ability to function and transmission data, need artifical input, check data point table, can't carry out automatic access and unified management, it is inseparable to have terminal program and communication protocol coupling moreover, and the openness is not strong, the difficult scheduling problem of program extension upgrading.
In the face of these problems, a novel intelligent power distribution terminal based on IEC61850 (power communication network and system) is being researched in the industry at present, and a technical system based on the unified information modeling theory proposed by IEC61850, the thought of self-description and engineering configuration, and the service and protocol separation mapping mechanism provides a technical idea for solving the operation and maintenance management of large-scale terminals. At present, the problem in the industry is solved from the perspective of a power distribution terminal on a field side, the problems of plug and play and self-description of the terminal are solved, and the problems of terminal access management and configuration mechanisms on a master station side, security verification of terminal access, information interaction and topology information association with other service systems such as a device (asset) operation and maintenance lean management system PMS, a geographic information system GIS and the like are ignored. This causes the mechanism of the automatic access, registration, configuration, operation and other processes of the power distribution terminal to be not perfect, and the power distribution terminal can not be linked with other systems and can not cope with the complicated engineering field conditions.
The current mainstream solution considers that the terminal plug and play and model self-description technology is adopted to realize the automatic registration and data automatic point-to-point work of the terminal, can replace part of manual on-site installation and debugging work, but does not relate to subsequent automatic terminal configuration and information interaction with other systems at the system side; therefore, the terminal automatic access management is not thorough, and the registration mechanism does not take the abnormal conditions into account in the engineering field and the operation and maintenance process, so the practicability is poor.
Disclosure of Invention
In order to overcome the defects, the invention provides a terminal automatic access and configuration management method, which effectively solves the problems of automatic access and configuration management of large-scale power distribution terminals in the process of power distribution automation engineering construction and operation and maintenance.
In order to achieve the purpose of the invention, the invention adopts the following technical scheme:
a terminal automatic access method comprises the following steps:
s1, completing terminal power-on registration by adopting a dual automatic access mechanism;
s2 analyzes the compatibility of the double automatic access mechanism and obtains the result of conflict arbitration.
Preferably, the dual automatic access mechanism in step S1 includes a terminal power-on registration mechanism and a master station timed polling mechanism;
combining the terminal power-on registration mechanism with the master station timing polling mechanism to realize the terminal power-on registration under different working conditions; wherein,
the terminal power-on registration mechanism is used for installation and replacement of the terminal or power-on after field configuration;
and the master station polling mechanism is used for switching on and off the terminal in a normal running state.
Preferably, the step S1 of completing the power-on registration of the terminal by using a dual automatic access mechanism includes:
after the terminal is electrified and initialized, establishing application association with the master station by reading the pre-configuration information, and sending a registration request;
the master station receives the registration request from the terminal, analyzes the terminal registration information, determines the registration request type of the terminal according to the historical registration record, and checks the registration requests of different types; if the verification is passed, completing the power-on registration of the terminal; the terminal registration information comprises a terminal type, a manufacturer, a model, a software and hardware version number and an installation position.
Further, the registration request type of the terminal comprises a new network access terminal, a configuration updating terminal, a replacement terminal and an invalid state; wherein,
the new network access terminal is characterized in that no terminal registration information exists in a history registration record and a PMS project production management system equipment ledger library;
the invalid state refers to a history registration record non-terminal IP address, and registration information of the terminal is contained in a PMS engineering production management system equipment ledger library;
the replacement terminal means that the history registration record contains a terminal IP address, and no registration information exists in a PMS engineering production management system equipment account library;
the configuration updating terminal means that the historical registration record contains the IP address of the terminal, and the machine account of the PMS engineering production management system equipment contains the registration information of the terminal.
Further, the auditing for different types of registration requests includes: if the request sending terminal is a new network access terminal, the security and validity check of terminal registration network access is executed;
if the request sending end is a replacement terminal, comparing the consistency of the registration information with the equipment ledger information, if the information of the two sides is consistent, the registration request is approved, and a terminal registration record is created in a master station terminal registration list, and a terminal registration success identifier is returned; if the registration request is inconsistent with the registered request, the master station returns a registration failure identifier and an error code, and the operation and maintenance personnel verify the registration request;
if the request sending end is a configuration updating terminal, directly generating a terminal registration record and returning a registration success identifier;
when the terminal is in a normal operation state, the terminal is assisted to complete registration by combining a master station polling mechanism, the master station scans a communication network in a polling mode, actively searches online terminals, consults a terminal registration list in real time and sends a registration invitation to terminals which are not listed in the list;
the polling time interval is set according to the configuration of the master station system, the resource operation efficiency and the communication network operation management state in the actual working condition.
Further, the safety and validity check comprises inquiring a PMS system equipment account library according to the terminal ID number and the IP address, and comparing the consistency of the registration information and the account information; if the information of the two parties is consistent, the check is passed; if the two are inconsistent, the master station starts a safety alarm, sends an illegal registration report to the background and informs the background of carrying out intrusion detection.
Further, after the auditing is performed for different types of registration requests, the method further includes: when the terminal is in a normal operation state, the terminal is assisted to complete registration by combining a master station polling mechanism, the master station scans a communication network in a polling mode, actively searches online terminals, consults a terminal registration list in real time and sends a registration invitation to terminals which are not listed in the list;
the polling time interval is set according to the configuration of the master station system, the resource operation efficiency and the communication network operation management state in the actual working condition.
Preferably, the compatibility analysis process of the step S2 dual automatic access mechanism includes: when the polling mechanism of the main station conflicts with the automatic terminal registration mechanism, namely the terminal is in the registration process but a terminal registration record is not created; the master station in the polling mode sends a registration invitation to the terminals which are not listed in the list by consulting the terminal registration list in real time; a terminal receiving registration invitation initiates a conflict arbitration request to a main station; after receiving the conflict processing signal, the master station starts the conflict processing signal to terminate the terminal registration;
and if the terminal continues to execute the registration process, the terminal immediately returns a warning identifier to the master station and sends a conflict arbitration result to the master station after the registration is successful.
A terminal configuration management method comprises the following steps: after the terminal is automatically accessed, the terminal performs information interaction with a PMS system equipment account library and a GIS geographic information system on the master station side to realize automatic analysis and configuration management of the master station, and the method specifically comprises the following steps:
after receiving the successful registration identification returned by the main station, the terminal sends an XML configuration description file to the main station through the file transmission service, and after receiving the file, the main station calls an XML parser to parse the file, acquires the state of the terminal, and generates a CID configuration file named by a terminal ID number according to different terminal states; and the terminal normally operates after receiving the CID configuration information, and the automatic analysis and configuration process is finished.
Preferably, the terminal state includes a new network access terminal, a configuration update terminal, a replacement terminal and an invalid state;
the CID configuration file comprises the following components:
when a newly-accessed network terminal is powered on and started, a master station creates terminal registration information, acquires a configuration file when the terminal leaves a factory, and performs topology information association, model instantiation and configuration of fixed value parameters according to topology information pushed by a GIS, PMS equipment account information and power distribution automation system operation information;
when the terminal is replaced and powered on and started, the registration record of the master station is updated, and whether the terminals with the same manufacturer and unified model are included is searched according to the ICD file of the terminal; if so, carrying out terminal configuration by using the existing configuration information; if not, reconfiguring according to the new network access flow;
the configuration updating terminal comprises a master station side updating terminal configuration and an operation and maintenance personnel updating terminal configuration; wherein,
when the master station side reconfigures the terminal, the terminal performs configuration operation according to the new terminal, regenerates the CID file and directly issues the CID file to the terminal, when the operation and maintenance personnel update the terminal configuration on site, actively writes the transmission reason into the site configuration information when the operation and maintenance personnel initiate registration again to the master station, and synchronously updates the CID file on the master station side;
when the terminal is in an invalid state, waiting for the timed polling of the master station, when the master station finds that the terminal reestablishes the connection, calling the terminal registration information, comparing the version number of the terminal configuration file and the feature code and the like, and if the version number, the feature code and the like are unchanged, releasing the connection, and enabling the terminal to normally operate; when the version number and the feature code of the terminal configuration file are changed and the version number is high in the off-line process, calling a CID file at the terminal side, and synchronously updating the CID at the main station side; and when the version number is not changed and the feature code is changed, calling the CID file of the terminal, comparing the CID file information of the main station side and the CID file information of the terminal side, unifying the file content and the version number information, and regenerating the CID file to send down.
Preferably, the CID configuration file comprises topology information configuration, fixed value configuration, report control block configuration and other configurations;
the topology information configuration comprises that a main station calls equipment account information and topology information to a GIS geographic information system and a PMS system through an information interaction bus, updates feeder topology and interval topology information in a configuration file, and associates terminal running state information in the main station system;
the constant value configuration comprises the steps of writing in a constant value data set with a current, voltage, power, frequency and other remote measurement parameter dead zone value, a current transformer CT primary rated value, a voltage transformer PT secondary rated value, a low voltage/overvoltage/overload alarm threshold value and an alarm period value, acquiring an anti-shake time constant value by using a digital quantity, keeping a closing/opening output pulse holding time constant value, a storage battery activation period constant value and a voltage time type/current time type terminal action parameter constant value;
the report control block configuration comprises the steps of enabling remote signaling and remote measuring data set reports, and configuring the setting of the cache time, the quoted data set, the triggering mode and the integrity period of the control block;
the other configurations comprise terminal LPHD nameplate parameter information, time, version number, parameter configuration of configuration personnel, and settings of communication parameter IP address, access point, t value and k value.
Compared with the closest prior art, the invention has the beneficial effects that:
the terminal model description and configuration technology based on IEC61850 solves the automatic access problem of the terminal by adopting a dual access mechanism of terminal automatic registration and master station polling discovery, effectively reduces the on-site installation and debugging workload of equipment manufacturer personnel and the daily operation and maintenance management workload of an operation and maintenance team of an electric power company, reduces labor cost and improves operation and maintenance management efficiency. By combining the system side information interaction technology and the service management standard, the automatic association of the topology information, the operation information and the account information of the power distribution terminal and the automatic configuration of the operation fixed value parameters, the report control block and the like of the terminal are realized, and the automation level of the whole process of access, information registration, configuration and management of the terminal is improved. The automatic access and configuration management problems of large-scale terminals are effectively solved, and the automatic operation and maintenance management level and efficiency of power distribution are improved.
Drawings
FIG. 1 is a schematic diagram of information interaction of a large-scale power distribution terminal automatically accessing a master station;
FIG. 2 is a flowchart of a method for automatic terminal registration and master station configuration; wherein,
00: IP has no history registration record, and ID ledger library is not registered in the master station;
01: IP has no history registration record and ID ledger library display that the IP has been registered in the master station;
10: the IP has history registration records, and the ID ledger library shows that the IP is not registered in the master station;
11: both IP and ID have registration records.
Detailed Description
The following detailed description of embodiments of the invention will be made with reference to the accompanying drawings.
The invention provides a terminal automatic access and configuration management method, which relates to a dual access management mechanism of automatic power-on registration of a power distribution terminal from bottom to top and timing polling discovery of a master station from top to bottom, and a power distribution terminal integrated operation configuration management process taking account of PMS equipment account information, GIS topology information, power distribution automation master station operation information and the like on a system side. The automatic access and configuration management of the main station to the large-scale power distribution terminal are realized in the stages of building, debugging, operation and maintenance of the power distribution automation system.
As shown in fig. 2, an automatic terminal access method specifically includes the steps of:
s1, completing terminal power-on registration by adopting a dual automatic access mechanism;
the dual automatic access mechanism in step S1 includes a terminal power-on registration mechanism and a master station timed polling mechanism;
combining the terminal power-on registration mechanism with the master station timing polling mechanism to realize the terminal power-on registration under different working conditions; wherein,
the terminal power-on registration mechanism is used for installation and replacement of the terminal or power-on after field configuration;
and the master station polling mechanism is used for switching on and off the terminal in a normal running state.
After the terminal is electrified and initialized, establishing application association with the master station by reading the pre-configuration information, and sending a registration request;
the master station receives the registration request from the terminal, analyzes the terminal registration information, determines the registration request type of the terminal according to the historical registration record, and checks the registration requests of different types; if the verification is passed, completing the power-on registration of the terminal; the terminal registration information comprises a terminal type, a manufacturer, a model, a software and hardware version number and an installation position.
The registration request type of the terminal comprises a new network access terminal, a configuration updating terminal, a replacement terminal and an invalid state; wherein,
the newly network-accessed terminal means that no terminal registration information exists in both the history registration record and the PMS project production management system equipment ledger library;
the invalid state refers to a history registration record non-terminal IP address, and the PMS (power production management system) equipment account library of the engineering production management system comprises the registration information of the terminal;
the replacement terminal means that the history registration record contains a terminal IP address, and no registration information exists in a PMS engineering production management system equipment account library;
the configuration updating terminal means that the historical registration record contains the IP address of the terminal, and the machine account of the PMS engineering production management system equipment contains the registration information of the terminal.
The auditing for different types of registration requests includes: if the request sending terminal is a new network access terminal, the security and validity check of terminal registration network access is executed;
if the request sending end is a replacement terminal, comparing the consistency of the registration information with the equipment ledger information, if the information of the two sides is consistent, the registration request is approved, and a terminal registration record is created in a master station terminal registration list, and a terminal registration success identifier is returned; if the registration request is inconsistent with the registered request, the master station returns a registration failure identifier and an error code, and the operation and maintenance personnel verify the registration request;
and if the request sending end updates the terminal for configuration (virtual power-on), directly generating a terminal registration record and returning a registration success identifier.
When the terminal is in a normal operation state, the terminal cannot automatically register in a bottom-up mode due to the terminal or a communication network, the terminal is assisted to register by combining a main station polling mechanism as a supplement of a terminal registration mechanism, the main station scans the communication network in a polling mode, actively searches online terminals, consults a terminal registration list in real time and sends a registration invitation to terminals which are not listed;
the polling time interval is set according to the master station system configuration, the resource operation efficiency and the communication network operation management state in the actual working condition, and is generally set to be in the minute level.
The safety and validity check comprises inquiring a PMS system equipment account library according to the terminal ID number and the IP address information, and comparing the consistency of registration information and account information; if the information of the two parties is consistent, the check is passed; if the two are inconsistent, the master station starts a safety alarm, sends an illegal registration report to the background and informs the background of carrying out intrusion detection.
After auditing for different types of registration requests, the method further comprises the following steps: when the terminal is in a normal operation state, the terminal is assisted to complete registration by combining a master station polling mechanism, the master station scans a communication network in a polling mode, actively searches online terminals, consults a terminal registration list in real time and sends a registration invitation to terminals which are not listed in the list;
the polling time interval is set according to the configuration of the master station system, the resource operation efficiency and the communication network operation management state in the actual working condition.
S2, analyzing the compatibility of the dual automatic access mechanism and obtaining the conflict arbitration result;
when the polling mechanism of the main station conflicts with the automatic terminal registration mechanism, namely the terminal is in the registration process but a terminal registration record is not created; the master station in the polling mode sends a registration invitation to the terminals which are not listed in the list by consulting the terminal registration list in real time; a terminal receiving registration invitation initiates a conflict arbitration request to a main station; after receiving the conflict processing signal, the master station starts the conflict processing signal to terminate the terminal registration;
and if the terminal continues to execute the registration process, the terminal immediately returns a warning identifier to the master station and sends a conflict arbitration result to the master station after the registration is successful.
The invention also provides a configuration management method based on the premise of automatic access of the terminal, namely after the terminal is automatically accessed, topology information of the master station and the terminal is associated to realize automatic analysis and configuration of the master station; the information interaction diagram is shown in fig. 1.
The method is characterized by carrying out information interaction with a master station side PMS system equipment account library and a GIS geographic information system to realize automatic analysis and configuration management of the master station, and specifically comprising the following steps:
after receiving the successful registration identification returned by the main station, the terminal sends an XML configuration description file to the main station through the file transmission service, and after receiving the file, the main station calls an XML parser to parse the file, acquires the state of the terminal, and generates a CID configuration file named by a terminal ID number according to different terminal states; and the terminal normally operates after receiving the CID configuration information, and the automatic analysis and configuration process is finished.
The terminal state comprises a new network access terminal, a configuration updating terminal, a replacement terminal and an invalid state;
the CID configuration file comprises the following components:
when a newly-accessed network terminal is powered on and started, a master station creates terminal registration information, acquires a configuration file when the terminal leaves a factory, and performs topology information association, model instantiation and configuration of fixed value parameters according to topology information pushed by a GIS, PMS equipment account information and power distribution automation system operation information;
when the terminal is replaced and powered on and started, the registration record of the master station is updated, and whether the terminals with the same manufacturer and unified model are included is searched according to the ICD file of the terminal; if so, carrying out terminal configuration by using the existing configuration information; if not, reconfiguring according to the new network access flow;
the configuration updating terminal comprises a master station side updating terminal configuration and an operation and maintenance personnel updating terminal configuration; wherein,
when the master station side reconfigures the terminal, the terminal performs configuration operation according to the new terminal, regenerates the CID file and directly issues the CID file to the terminal, when the operation and maintenance personnel update the terminal configuration on site, actively writes the transmission reason into the site configuration information when the operation and maintenance personnel initiate registration again to the master station, and synchronously updates the CID file on the master station side;
when the terminal is in an invalid state, waiting for the timed polling of the master station, when the master station finds that the terminal reestablishes the connection, calling the terminal registration information, comparing the version number of the terminal configuration file and the feature code and the like, and if the version number, the feature code and the like are unchanged, releasing the connection, and enabling the terminal to normally operate; when the version number and the feature code of the terminal configuration file are changed and the version number is high in the off-line process, calling a CID file at the terminal side, and synchronously updating the CID at the main station side; and when the version number is not changed and the feature code is changed, calling the CID file of the terminal, comparing the CID file information of the main station side and the CID file information of the terminal side, unifying the file content and the version number information, and regenerating the CID file to send down.
The CID configuration file comprises configuration through topology information, constant value configuration, report control block configuration and other configurations; wherein,
the configuration topology information comprises that a main station calls equipment account information and topology information to GIS and PMS systems through an information interaction bus, updates feeder topology and interval topology information in a configuration file, and associates terminal running state information in the main station system;
the constant value configuration comprises the steps of writing in a constant value data set with a current, voltage, power, frequency and other remote measurement parameter dead zone value, a current transformer CT primary rated value, a voltage transformer PT secondary rated value, a low voltage/overvoltage/overload alarm threshold value and an alarm period value, acquiring an anti-shake time constant value by using a digital quantity, keeping a closing/opening output pulse holding time constant value, a storage battery activation period constant value and a voltage time type/current time type terminal action parameter constant value;
the report control block configuration comprises enabling remote signaling and remote measuring data set report, and configuring the cache time, the quoted data set, the triggering mode and the integrity cycle of the control block;
the other configurations comprise terminal LPHD nameplate parameter information, time, version number, parameter configuration of configuration personnel, and settings of communication parameter IP address, access point, t value and k value.
Example (b):
taking the automatic access and configuration process in the construction and operation process of the distribution automation project as an example, the implementation steps are described as follows:
1) a terminal pre-configuration stage: before the power distribution terminal leaves a factory, a manufacturer writes a terminal ID number according to the two-dimensional code; when power distribution terminals of different manufacturers enter a warehouse and pass through the stages of arrival detection and warehouse debugging, the IP address of the terminal, the IP address of the master station and gateway information are written in before the power distribution terminals are taken out of the warehouse.
2) And (3) installing a new terminal, electrifying and starting: the method comprises the steps that after a terminal is initialized and is in communication connection with a main station, registration information is automatically sent, the main station analyzes the registration information and compares the registration information with system information to judge the network access state of the terminal, when a new terminal is judged to be in first network access, the network access authority of the terminal is verified, safety analysis and hidden danger troubleshooting are carried out, after network access permission is obtained, a terminal registration information record is created by the main station, a configuration file when the terminal leaves a factory is obtained and analyzed, configuration work such as topology association, model instantiation, fixed value parameters and the like is carried out according to topology information pushed by a GIS, PMS equipment account information and power distribution automation system operation information, a CID file is generated after configuration is finished, the CID file is sent to the terminal after validity, and the CID.
3) Powering on and starting after the terminal is replaced: after the terminal is replaced, the original IP registration record is reserved, the configuration information is available, but no new ID registration record exists, after the terminal is powered on, the master station judges that the terminal state is the replacement terminal, after the master station registration record is updated, an ICD (interface control document) file of the terminal is called, after analysis, the terminal with the same manufacturer and the same model is judged, the terminal is directly configured according to the existing configuration information, if the terminal is in other conditions, the terminal is reconfigured according to the newly installed terminal configuration flow, and a terminal CID file is generated and issued.
4) Terminal reconfiguration: when the master station side updates the terminal configuration and regenerates the CID file, directly issuing the terminal, and operating the terminal according to the new configuration after analysis; when the operation and maintenance personnel change the terminal configuration on site, after the terminal operates again, the operation and maintenance personnel initiatively restart the registration message to the master station and write the site configuration information in the transmission reason, and synchronously update the CID file at the master station side.
5) Reestablishing the connection after the terminal communication link is disconnected: when the terminal is frequently disconnected and reconnected due to the communication network and the self reason, the terminal waits for the timed polling of the master station, when the master station finds that the terminal reestablishes the connection, calls the terminal registration information, and releases the connection and the terminal normally operates after comparing that the version number, the feature code and the like of the terminal configuration file are unchanged. When the version number and the feature code of the terminal configuration file are changed and the version number is high in the off-line process, calling a CID file at the terminal side, and synchronously updating the CID at the main station side; and when the version number is not changed and the feature code is changed, calling the CID file of the terminal, comparing the CID file information of the main station side and the CID file information of the terminal side, unifying the file content and the version number information, and regenerating the CID file to send down.
Finally, it should be noted that: the above embodiments are only intended to illustrate the technical solution of the present invention and not to limit the same, and a person of ordinary skill in the art can make modifications or equivalents to the specific embodiments of the present invention with reference to the above embodiments, and such modifications or equivalents without departing from the spirit and scope of the present invention are within the scope of the claims of the present invention as set forth in the claims.
Claims (11)
1. A terminal automatic access method is characterized in that the method comprises the following steps:
s1, completing terminal power-on registration by adopting a dual automatic access mechanism;
s2 analyzes the compatibility of the double automatic access mechanism and obtains the result of conflict arbitration.
2. The method of claim 1, wherein the dual automatic access mechanism in step S1 includes a terminal power-on registration mechanism and a primary station timed polling mechanism;
combining the terminal power-on registration mechanism with the master station timing polling mechanism to realize the terminal power-on registration under different working conditions; wherein,
the terminal power-on registration mechanism is used for installation and replacement of the terminal or power-on after field configuration;
and the master station polling mechanism is used for switching on and off the terminal in a normal running state.
3. The method of claim 1, wherein the step S1 of completing the power-on registration of the terminal by using the dual automatic access mechanism comprises:
after the terminal is electrified and initialized, establishing application association with the master station by reading the pre-configuration information, and sending a registration request;
the master station receives the registration request from the terminal, analyzes the terminal registration information, determines the registration request type of the terminal according to the historical registration record, and checks the registration requests of different types; if the verification is passed, completing the power-on registration of the terminal; the terminal registration information comprises a terminal type, a manufacturer, a model, a software and hardware version number and an installation position.
4. The method of claim 3, wherein the registration request types of the terminal include a new network-accessing terminal, a configuration update terminal, a replacement terminal, and an invalid state; wherein,
the new network access terminal is characterized in that no terminal registration information exists in a history registration record and a PMS project production management system equipment ledger library;
the invalid state refers to a history registration record non-terminal IP address, and registration information of the terminal is contained in a PMS engineering production management system equipment ledger library;
the replacement terminal means that the history registration record contains a terminal IP address, and no registration information exists in a PMS engineering production management system equipment account library;
the configuration updating terminal means that the historical registration record contains the IP address of the terminal, and the machine account of the PMS engineering production management system equipment contains the registration information of the terminal.
5. The method of claim 3, wherein the auditing for different types of registration requests comprises: if the request sending terminal is a new network access terminal, the security and validity check of terminal registration network access is executed;
if the request sending end is a replacement terminal, comparing the consistency of the registration information with the equipment ledger information, if the information of the two sides is consistent, the registration request is approved, and a terminal registration record is created in a master station terminal registration list, and a terminal registration success identifier is returned; if the registration request is inconsistent with the registered request, the master station returns a registration failure identifier and an error code, and the operation and maintenance personnel verify the registration request;
if the request sending end is a configuration updating terminal, directly generating a terminal registration record and returning a registration success identifier;
when the terminal is in a normal operation state, the terminal is assisted to complete registration by combining a master station polling mechanism, the master station scans a communication network in a polling mode, actively searches online terminals, consults a terminal registration list in real time and sends a registration invitation to terminals which are not listed in the list;
the polling time interval is set according to the configuration of the master station system, the resource operation efficiency and the communication network operation management state in the actual working condition.
6. The method as claimed in claim 5, wherein the security validity check includes querying a PMS system device account library according to the terminal ID number and the IP address, and comparing the registration information with the account information for consistency; if the information of the two parties is consistent, the check is passed; if the two are inconsistent, the master station starts a safety alarm, sends an illegal registration report to the background and informs the background of carrying out intrusion detection.
7. The method of claim 3, after performing the audit for different types of registration requests, further comprising: when the terminal is in a normal operation state, the terminal is assisted to complete registration by combining a master station polling mechanism, the master station scans a communication network in a polling mode, actively searches online terminals, consults a terminal registration list in real time and sends a registration invitation to terminals which are not listed in the list;
the polling time interval is set according to the configuration of the master station system, the resource operation efficiency and the communication network operation management state in the actual working condition.
8. The method according to claim 1, wherein the compatibility analysis procedure of the step S2 dual automatic access mechanism includes: when the polling mechanism of the main station conflicts with the automatic terminal registration mechanism, namely the terminal is in the registration process but a terminal registration record is not created; the master station in the polling mode sends a registration invitation to the terminals which are not listed in the list by consulting the terminal registration list in real time; a terminal receiving registration invitation initiates a conflict arbitration request to a main station; after receiving the conflict processing signal, the master station starts the conflict processing signal to terminate the terminal registration;
and if the terminal continues to execute the registration process, the terminal immediately returns a warning identifier to the master station and sends a conflict arbitration result to the master station after the registration is successful.
9. A terminal configuration management method is characterized by comprising the following steps: the terminal automatic access method according to any one of claims 1-8;
after the terminal is automatically accessed, the method further comprises the following steps: information interaction is carried out between the main station side PMS system equipment account library and a GIS geographic information system, and automatic analysis and configuration management of the main station are realized; the method comprises the following specific steps:
after receiving the successful registration identification returned by the main station, the terminal sends an XML configuration description file to the main station through the file transmission service, and after receiving the file, the main station calls an XML parser to parse the file, acquires the state of the terminal, and generates a CID configuration file named by a terminal ID number according to different terminal states; and the terminal normally operates after receiving the CID configuration information, and the automatic analysis and configuration process is finished.
10. The method of claim 9, wherein the terminal status includes a new network-connected terminal, a configuration update terminal, a replacement terminal, and an invalid status;
the CID configuration file comprises the following components:
when a newly-accessed network terminal is powered on and started, a master station creates terminal registration information, acquires a configuration file when the terminal leaves a factory, and performs topology information association, model instantiation and configuration of fixed value parameters according to topology information pushed by a GIS, PMS equipment account information and power distribution automation system operation information;
when the terminal is replaced and powered on and started, the registration record of the master station is updated, and whether the terminals with the same manufacturer and unified model are included is searched according to the ICD file of the terminal; if so, carrying out terminal configuration by using the existing configuration information; if not, reconfiguring according to the new network access flow;
the configuration updating terminal comprises a master station side updating terminal configuration and an operation and maintenance personnel updating terminal configuration; wherein,
when the master station side reconfigures the terminal, the terminal performs configuration operation according to the new terminal, regenerates the CID file and directly issues the CID file to the terminal, when the operation and maintenance personnel update the terminal configuration on site, actively writes the transmission reason into the site configuration information when the operation and maintenance personnel initiate registration again to the master station, and synchronously updates the CID file on the master station side;
when the terminal is in an invalid state, waiting for the timed polling of the master station, when the master station finds that the terminal reestablishes the connection, calling the terminal registration information, comparing the version number of the terminal configuration file and the feature code and the like, and if the version number, the feature code and the like are unchanged, releasing the connection, and enabling the terminal to normally operate; when the version number and the feature code of the terminal configuration file are changed and the version number is high in the off-line process, calling a CID file at the terminal side, and synchronously updating the CID at the main station side; and when the version number is not changed and the feature code is changed, calling the CID file of the terminal, comparing the CID file information of the main station side and the CID file information of the terminal side, unifying the file content and the version number information, and regenerating the CID file to send down.
11. The method of claim 9, wherein the CID profile named with a terminal ID number includes topology information configuration, fixed value configuration, report control block configuration, and other configurations;
the topology information configuration comprises that a main station calls equipment account information and topology information to a GIS geographic information system and a PMS system through an information interaction bus, updates feeder topology and interval topology information in a configuration file, and associates terminal running state information in the main station system;
the constant value configuration comprises the steps of writing in a constant value data set with a current, voltage, power, frequency and other remote measurement parameter dead zone value, a current transformer CT primary rated value, a voltage transformer PT secondary rated value, a low voltage/overvoltage/overload alarm threshold value and an alarm period value, acquiring an anti-shake time constant value by using a digital quantity, keeping a closing/opening output pulse holding time constant value, a storage battery activation period constant value and a voltage time type/current time type terminal action parameter constant value;
the report control block configuration comprises the steps of enabling remote signaling and remote measuring data set reports, and configuring the setting of the cache time, the quoted data set, the triggering mode and the integrity period of the control block;
the other configurations comprise terminal LPHD nameplate parameter information, time, version number, parameter configuration of configuration personnel, and settings of communication parameter IP address, access point, t value and k value.
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