CN109067560A - Self-described terminal plug and play method based on open communication - Google Patents
Self-described terminal plug and play method based on open communication Download PDFInfo
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- CN109067560A CN109067560A CN201810606838.3A CN201810606838A CN109067560A CN 109067560 A CN109067560 A CN 109067560A CN 201810606838 A CN201810606838 A CN 201810606838A CN 109067560 A CN109067560 A CN 109067560A
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- 238000004891 communication Methods 0.000 title claims abstract description 34
- 238000000034 method Methods 0.000 title claims abstract description 32
- 238000009826 distribution Methods 0.000 claims abstract description 189
- 238000012986 modification Methods 0.000 claims abstract description 4
- 230000004048 modification Effects 0.000 claims abstract description 4
- 238000003860 storage Methods 0.000 claims abstract description 4
- 230000001360 synchronised effect Effects 0.000 claims abstract description 4
- 230000007246 mechanism Effects 0.000 claims description 8
- 230000003993 interaction Effects 0.000 claims description 6
- 230000003111 delayed effect Effects 0.000 claims description 4
- 238000012544 monitoring process Methods 0.000 abstract description 7
- 238000005516 engineering process Methods 0.000 abstract description 5
- 238000013507 mapping Methods 0.000 description 8
- 230000005540 biological transmission Effects 0.000 description 3
- 241000272814 Anser sp. Species 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 238000009432 framing Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 230000003044 adaptive effect Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000009472 formulation Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000012795 verification Methods 0.000 description 1
Classifications
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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
- H04L41/0803—Configuration setting
- H04L41/0806—Configuration setting for initial configuration or provisioning, e.g. plug-and-play
- H04L41/0809—Plug-and-play configuration
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
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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
- H04L41/0659—Management of faults, events, alarms or notifications using network fault recovery by isolating or reconfiguring faulty entities
- H04L41/0661—Management of faults, events, alarms or notifications using network fault recovery by isolating or reconfiguring faulty entities by reconfiguring faulty entities
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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
- H04L41/14—Network analysis or design
- H04L41/145—Network analysis or design involving simulating, designing, planning or modelling of a network
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L65/00—Network arrangements, protocols or services for supporting real-time applications in data packet communication
- H04L65/1066—Session management
- H04L65/1073—Registration or de-registration
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L69/00—Network arrangements, protocols or services independent of the application payload and not provided for in the other groups of this subclass
- H04L69/16—Implementation or adaptation of Internet protocol [IP], of transmission control protocol [TCP] or of user datagram protocol [UDP]
- H04L69/164—Adaptation or special uses of UDP protocol
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- H02J13/0013—
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
- Y02B70/30—Systems integrating technologies related to power network operation and communication or information technologies for improving the carbon footprint of the management of residential or tertiary loads, i.e. smart grids as climate change mitigation technology in the buildings sector, including also the last stages of power distribution and the control, monitoring or operating management systems at local level
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S20/00—Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
- Y04S20/20—End-user application control systems
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Business, Economics & Management (AREA)
- General Business, Economics & Management (AREA)
- Multimedia (AREA)
- Computer Security & Cryptography (AREA)
- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
Abstract
The invention discloses a kind of self-described terminal plug and play method based on open communication, comprising: distribution terminal powers on every time actively sends registration information to distribution main website；Distribution main website according to the local distribution terminal information of storage to distribution terminal transmitted by registration information identification judgement, if the no distribution terminal registration information or terminal versions information are not inconsistent, it then obtains distribution terminal model information file and is added in local distribution terminal information, otherwise when terminal versions information is consistent, no modification；Distribution terminal model information file is issued and is verified by distribution terminal by distribution main website；Judge whether FileVersion in distribution terminal registration information, file CRC are consistent, when being judged as inconsistent, distribution main website, which issuees a notice, waits configure-ack to distribution terminal, downloads latest document version and file CRC and is synchronized to distribution main website.The present invention by open communication technology with the self-described SOT state of termination monitoring combine, effectively solve ascend a height operation and its bring security risk the problems such as.
Description
Technical field
The present invention relates to a kind of self-described terminal plug and play method based on open communication, belongs to power distribution automation
Technical field.
Background technique
Power distribution network information physical system (Cyber-Physical Systems, CPS) should have self-organizing, adaptive, easily
In features such as realizations, the open communication agreement of standard is needed.Power distribution automation is a part of power distribution network CPS system, existing
Research in terms of some power distribution network open communications mainly solves the problems, such as power distribution automation open communication.
With in power distribution network smart machine increase and distribution line unusual fluctuation frequent occurrence, bring a large amount of configuration,
Maintenance work, this is also to restrict the distribution network automated huge obstacle further developed.Based on IEC 61850, foundation is opened
Formula communication system is put, the information traffic model of unified distribution terminal reduces the workload of distribution terminal configuration, maintenance, and realization is matched
The plug and play of electric terminals is the effective way for solving the problems, such as this.On this basis, just it is able to achieve power distribution network CPS system
Overall monitor.
What International Electrotechnical Commission (International Electrotechnical Commission, IEC) formulated
" 61850 substation communication network of IEC and system " is widely used in automation of transformation substations field.It is using layering
Distributed architecture and Object -Oriented Model method, realize intelligent electronic device (Intelligent
Electronic Device, IED) self-described, be different vendor intelligent electronic device realize interoperability and the seamless collection of system
At providing effective approach.The core standard for implementing smart grid is had become at present.IEC 61850 is in field of distribution network application
Standard " 61850 90-6 Use of IEC of IEC, 61850 for Distribution Automation Systems " mesh
It is preceding to work out a series of relevant criterion such as 61850 7-430 of IEC [1-2] in the future also in formulation, for demand side management,
The sharing information model in the fields such as metering service, home automation, distributed automatization defines.
Therefore, the equipment modeling by research based on 61850 standard of IEC, communication modeling, mapping method, security protection skill
Art etc. realizes plug and play, the interconnection of power distribution network CPS terminal security.It is used between power distribution network CPS terminal, distribution main website
Manufacturing industry message specification (MMS) mapping or 60870 5-101/104 of IEC mapping are transmitted conventional monitoring data, recorder data and are matched
Set file；Transformer substation case of the proposed adoption GOOSE(towards general object) technology, distribution is transmitted between power distribution network CPS terminal
Formula decision real-time control data and order.Based on discovery/login mechanism, power distribution network CPS terminal is studied by main website, adjacent end
Hold the mechanism of self-discovery；The method for studying the configuration self-described of power distribution network CPS terminal；In power distribution network CPS terminal self-discovery, self-described
On the basis of, study the realization mechanism of plug and play.
Summary of the invention
It is a kind of based on open communication technical problem to be solved by the present invention lies in overcoming the deficiencies of the prior art and provide
Self-described terminal plug and play method, solve the problems, such as the data definition of Master station access different manufacturers, different types of terminals.It is based on
The open communication system of 61850 standard of IEC is united the application function of different types of terminals by information object modeling technique
One is standardized object model.
The present invention specifically uses following technical scheme to solve above-mentioned technical problem:
Self-described terminal plug and play method based on open communication, comprising the following steps:
Step 1, distribution terminal power on every time actively sends registration information, including terminal versions information, Wei Yibiao to distribution main website
Know name information；
Step 2, distribution main website according to the local distribution terminal information of storage to distribution terminal transmitted by registration information identification sentence
It is disconnected, it is not inconsistent if being judged as in local distribution terminal information without the distribution terminal registration information or terminal versions information,
Distribution terminal model information file is obtained to distribution terminal and is added in local distribution terminal information, and enters step
Rapid 3；If be judged as in local distribution terminal information there are the distribution terminal registration information and terminal versions information it is consistent, this is matched
Electric terminals model information file enters step 4 without modification；
Distribution terminal model information file is issued to distribution terminal by step 3, distribution main website, verifies received match by distribution terminal
Distribution terminal registration failure number is reset and is resetted when verifying successfully by electric terminals model information file, and is returned and executed step
Rapid 1；When verifying failure, distribution main website, which generates, to be alerted and notifies artificial misarrangement, under artificial misarrangement that registration failure number is clear
Zero and reset after return to step 1；
Whether FileVersion, file CRC are consistent in step 4, distribution main station judging distribution terminal registration information, consistent when being judged as
When, login link is discharged, into data interaction service；When being judged as inconsistent, distribution main website, which generates, to be alerted and notifies artificial
Intervene, while issuing a notice and waiting configure-ack to distribution terminal, latest document version and file CRC are downloaded simultaneously by distribution terminal
It is synchronized to distribution main website.
Further, as a preferred technical solution of the present invention: distribution main website uses IEC in the step 1
The login mechanism of 60870 5-101 agreements.
Further, as a preferred technical solution of the present invention: distribution terminal uses udp protocol in the step 1
Transmit registration information.
Further, as a preferred technical solution of the present invention: the step 3 further includes being registered according to distribution terminal
The frequency of failure and setting number comparison, distribution terminal record failure cause and the frequency of failure and distribution when beyond setting number
Terminal, which waits being delayed re-initiating registration request and controlling, is sent to distribution for the error code addition registration information of last time failure cause
Main website.
Further, as a preferred technical solution of the present invention: the step 4 further includes that distribution main website sends inquiry
To distribution terminal, distribution terminal actively requests to register after receiving querying command to distribution main website for order.
Further, as a preferred technical solution of the present invention: the distribution main website is using regularly sending or manually
Calling mode sends querying command.
The present invention by adopting the above technical scheme, can have the following technical effects:
The present invention is based on the equipment modeling of 61850 standard of IEC, communication modeling, mapping method, safety protection techniques etc., and realization is matched
Plug and play, the interconnection of power grid CPS terminal security.Manufacturing industry message is used between power distribution network CPS terminal, distribution main website
Conventional monitoring data, recorder data and configuration file are transmitted in specification (MMS) mapping or 60870 5-101/104 of IEC mapping；It adopts
Transformer substation case with GOOSE(towards general object) technology, distributed decision making, which is transmitted, between power distribution network CPS terminal controls in real time
Data processed and order.Based on discovery/login mechanism, propose power distribution network CPS terminal by main website, the machine of adjacent end self-discovery
System；The method for proposing the configuration self-described of power distribution network CPS terminal；It is real on the basis of power distribution network CPS terminal self-discovery, self-described
The realization mechanism of existing plug and play.
Also, the present invention combines open communication technology with the monitoring of the self-described SOT state of termination, increases self-described end
Status monitoring means of communication and debugging method are held, the problems such as ascending a height operation and its bring security risk is efficiently solved, to electricity
Power staff brings great convenience.Also make distribution terminal towards intelligent, modernization, efficient, hommization side simultaneously
To development.
Detailed description of the invention
Fig. 1 is that the present invention is based on the flow diagrams of the self-described terminal plug and play method of open communication.
Specific embodiment
Embodiments of the present invention are described with reference to the accompanying drawings of the specification.
As shown in Figure 1, the present invention devises a kind of self-described terminal plug and play method based on open communication, the party
Method is based on distribution terminal and distribution main website, and the open communication system based on 61850 standard of IEC models skill by information object
The application function of different types of terminals is unified for standardized object model, solves Master station access different manufacturers, inhomogeneity by art
The data definition problem of type terminal；Using Abstract Common Service Interface model, terminal applies performance data and specifying information are transmitted
Agreement mutually separates, this enables open communication system easily using newest information transmission protocol, to adapt to power distribution network CPS's
Need the development with network communication.Also, the present invention is equipment modeling based on 61850 standard of IEC, communication modeling, mapping
Method, safety protection technique etc. realize that plug and play, the interconnection of power distribution network CPS terminal security, method of the invention are main
The following steps are included:
Step 1, firstly, distribution terminal powers on after, establish physical connection with distribution main website.Distribution main website uses 60870 5- of IEC
The login mechanism of 101 agreements, distribution terminal powers on every time actively sends registration information, including terminal versions letter to distribution main website
Breath, unique identification title Information ID, can also include link address.
Wherein, unique identification information of the ID as distribution terminal；Version information is used to describe distribution terminal configuration file
Information version.After modifying the configuration file of distribution terminal, version number preferably makes corresponding changes.Link address is 101 agreements rule
Fixed link address.Preferably, the distribution terminal transmits registration information using udp protocol.
For by the way of 60870 5-104 agreement of IEC, distribution main website front end processor is by the way of fixed IP, distribution
IP address of terminal is fixed.After distribution terminal powers on, communication is initiated by distribution terminal, and distribution terminal active transmission logon message has
It is identified in time conducive to distribution main website and establishes connection with distribution terminal.
Step 2, distribution main website according to the local distribution terminal information of storage to distribution terminal transmitted by registration information know
Do not judge.According to 61850 80-1 standard of IEC, 61850 model file of IEC is parsed into 60870 5-104 specification of IEC and is led to
Letter point table, specific as follows:
If distribution main station judging is in local distribution terminal information without the distribution terminal registration information, then it is assumed that the distribution terminal is
Terminal versions information in registration information that the terminal is sent need to be added to local distribution terminal information by newly-increased distribution terminal, main website
In, and obtain after the terminal model message file is added in local distribution terminal information, it just can be carried out real time data interaction i.e.
Enter step 3.
If distribution main station judging is in local distribution terminal information there are the registration information of this distribution terminal, but end therein
End version information is not inconsistent, then it is assumed that and the distribution terminal model file has been modified, and main website side need to update local distribution terminal information, and
It obtains after the terminal model message file is added in local distribution terminal information, just can be carried out real time data interaction and enter and walk
Rapid 3.
If be judged as in local distribution terminal information there are the distribution terminal registration information and terminal versions information it is consistent,
The distribution terminal model information file can directly carry out real time data interaction and enter step 4 without modification.
Distribution terminal model information file is issued to distribution terminal by step 3, distribution main website, is verified and is received by distribution terminal
Distribution terminal model information file.
Distribution terminal registration failure number is reset and resetted when verifying successfully, and returns to step 1；When verification is lost
When losing, distribution main website, which generates, to be alerted and notifies artificial misarrangement, is returned after registration failure number is reset and resetted under artificial misarrangement
Receipt row step 1；
It preferably, further include distribution when beyond setting number according to distribution terminal registration failure number and setting number comparison
Terminal record failure cause and the frequency of failure and distribution terminal, which wait being delayed, to be re-initiated registration request and controls the original that will fail last time
The error code of cause is added registration information and is sent to distribution main website, returns to step 1.The frequency of failure is set as 5 in the present embodiment
It is secondary, but it is not limited to the quantity.In less than 5 times, distribution terminal records failure cause, and records the frequency of failure and add 1 time, Yi Jipei
Electric terminals, which wait being delayed, re-initiates registration request, and controls that the error code of last time failure cause is added registration information and is sent to and match
Electric main website, distribution main website are received.
Also, module return value judgement can also be carried out in the process, when return value reaches desired value, return executes step
Rapid 1, otherwise execute the artificial operational phase, it is desirable that operator contacts distribution main website and deletes former terminal configuration file manually.
Whether icd with cid FileVersion, file CRC are consistent in step 4, distribution main station judging distribution terminal registration information,
When being judged as consistent, login link is discharged, into data interaction service；When being judged as inconsistent, distribution main website generates police
Accuse and notify manual intervention, at the same issue a notice to distribution terminal wait configure-ack, by distribution terminal read icd therein and
Cid file downloads newest cid FileVersion and file CRC when inconsistent and is synchronized to distribution main website.Then it executes automatic multiple
Position, and return step 1.And the judgement of module return value can also be carried out, when return value reaches desired value, execute automatic multiple
Position, otherwise return step 3；When verifying failure, distribution main website, which generates, to be alerted and notifies artificial misarrangement process.
And the step 4 further includes that distribution main website sends querying command to distribution terminal, distribution terminal receives inquiry life
It actively requests to register to distribution main website after order.The distribution main website, which uses, to be regularly sent or mode is called to send inquiry life manually
It enables.Wherein, the framing of order is sent referring to the framing format of 60870 5-104 of IEC using U frame.
Wherein, described to regularly send mode specifically: the time interval of transmission is 1 hour, and distribution terminal receives inquiry life
It enables, needs to timely respond to.The operating status for utilizing this infomation detection phase distribution terminal simultaneously, does not receive response message, and match
Electric main website and distribution terminal are without being in communication with each other more than 10 minutes, it may be considered that the distribution terminal is in power loss or operation stops
State.
Wherein, the manual calling mode specifically: after distribution main website restarts or newly increases main website, by distribution main website
Actively triggering is sent.Distribution terminal timely responds to after receiving, and this mode can be found that all distribution terminals run at present.
To sum up, the present invention is based on the equipment modelings of 61850 standard of IEC, communication modeling, mapping method, safety protection technique
Deng plug and play, the interconnection of realization power distribution network CPS terminal security, by open communication technology and the self-described SOT state of termination
Monitoring combines, and increases self-described SOT state of termination monitoring means of communication and debugging method, efficiently solve ascend a height operation and its
The problems such as bring security risk, to work about electric power, personnel bring great convenience.
Embodiments of the present invention are explained in detail above in conjunction with attached drawing, but the present invention is not limited to above-mentioned implementations
Mode within the knowledge of a person skilled in the art can also be without departing from the purpose of the present invention
It makes a variety of changes.
Claims (6)
1. the self-described terminal plug and play method based on open communication, which comprises the following steps:
Step 1, distribution terminal power on every time actively sends registration information, including terminal versions information, Wei Yibiao to distribution main website
Know name information；
Step 2, distribution main website according to the local distribution terminal information of storage to distribution terminal transmitted by registration information identification sentence
It is disconnected, it is not inconsistent if being judged as in local distribution terminal information without the distribution terminal registration information or terminal versions information, to distribution
Terminal obtains distribution terminal model information file and is added in local distribution terminal information, and enters step 3；If judgement
For in local distribution terminal information there are the distribution terminal registration information and terminal versions information it is consistent, then the distribution terminal model
Message file enters step 4 without modification；
Distribution terminal model information file is issued to distribution terminal by step 3, distribution main website, verifies received match by distribution terminal
Distribution terminal registration failure number is reset and is resetted when verifying successfully by electric terminals model information file, and is returned and executed step
Rapid 1；When verifying failure, distribution main website, which generates, to be alerted and notifies artificial misarrangement, under artificial misarrangement that registration failure number is clear
Zero and reset after return to step 1；
Whether FileVersion, file CRC are consistent in step 4, distribution main station judging distribution terminal registration information, consistent when being judged as
When, login link is discharged, into data interaction service；When being judged as inconsistent, distribution main website, which generates, to be alerted and notifies artificial
Intervene, while issuing a notice and waiting configure-ack to distribution terminal, latest document version and file CRC are downloaded simultaneously by distribution terminal
It is synchronized to distribution main website.
2. the self-described terminal plug and play method based on open communication according to claim 1, it is characterised in that: described
Distribution main website uses the login mechanism of 60870 5-101 agreement of IEC in step 1.
3. the self-described terminal plug and play method based on open communication according to claim 1, it is characterised in that: described
Distribution terminal transmits registration information using udp protocol in step 1.
4. the self-described terminal plug and play method based on open communication according to claim 1, it is characterised in that: described
Step 3 further includes according to distribution terminal registration failure number and setting number comparison, and distribution terminal is remembered when beyond setting number
Record failure cause and the frequency of failure and distribution terminal, which wait being delayed, to be re-initiated registration request and controls the mistake of last time failure cause
Error code is added registration information and is sent to distribution main website.
5. the self-described terminal plug and play method based on open communication according to claim 1, it is characterised in that: described
Step 4 further includes that distribution main website sends querying command to distribution terminal, and distribution terminal receives after querying command actively to distribution master
Request of standing is registered.
6. the self-described terminal plug and play method based on open communication according to claim 5, it is characterised in that: described
Distribution main website uses and regularly sends or call mode to send querying command manually.
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| CN114400624A (en) * | 2022-02-15 | 2022-04-26 | 广东电网有限责任公司江门供电局 | Method for polling versions and faults of power distribution equipment, power distribution terminal and power distribution master station |
| CN114707905A (en) * | 2022-05-06 | 2022-07-05 | 国网河南省电力公司电力科学研究院 | SG-CIM-based Internet of things terminal modeling and application method and system |
| CN116566049A (en) * | 2023-05-04 | 2023-08-08 | 东方电子股份有限公司 | Plug-and-play method based on distributed station terminal |
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| CN112994244A (en) * | 2020-03-30 | 2021-06-18 | 深圳友讯达科技股份有限公司 | Dynamic configuration method for plug and play TTU |
| CN112994244B (en) * | 2020-03-30 | 2024-05-17 | 深圳友讯达科技股份有限公司 | Dynamic configuration method of plug-and-play TTU |
| CN112054931A (en) * | 2020-09-09 | 2020-12-08 | 海南电网有限责任公司 | Master station access method suitable for modeling distribution network terminal source end |
| CN114400624A (en) * | 2022-02-15 | 2022-04-26 | 广东电网有限责任公司江门供电局 | Method for polling versions and faults of power distribution equipment, power distribution terminal and power distribution master station |
| CN114400624B (en) * | 2022-02-15 | 2023-08-04 | 广东电网有限责任公司江门供电局 | Method for polling version and faults of power distribution equipment, power distribution terminal and power distribution main station |
| CN114707905A (en) * | 2022-05-06 | 2022-07-05 | 国网河南省电力公司电力科学研究院 | SG-CIM-based Internet of things terminal modeling and application method and system |
| CN116566049A (en) * | 2023-05-04 | 2023-08-08 | 东方电子股份有限公司 | Plug-and-play method based on distributed station terminal |
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