CN109587161A - The monitoring method of smart grid remote control command transmission overall process information - Google Patents
The monitoring method of smart grid remote control command transmission overall process information Download PDFInfo
- Publication number
- CN109587161A CN109587161A CN201811570880.0A CN201811570880A CN109587161A CN 109587161 A CN109587161 A CN 109587161A CN 201811570880 A CN201811570880 A CN 201811570880A CN 109587161 A CN109587161 A CN 109587161A
- Authority
- CN
- China
- Prior art keywords
- remote control
- information
- message
- control command
- overall process
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000000034 method Methods 0.000 title claims abstract description 98
- 230000005540 biological transmission Effects 0.000 title claims abstract description 38
- 238000012544 monitoring process Methods 0.000 title claims abstract description 17
- 238000004891 communication Methods 0.000 claims abstract description 53
- 238000013479 data entry Methods 0.000 claims description 21
- 238000011045 prefiltration Methods 0.000 claims description 12
- 241000272814 Anser sp. Species 0.000 claims description 7
- 239000000284 extract Substances 0.000 claims description 5
- 238000000605 extraction Methods 0.000 claims description 3
- 238000012163 sequencing technique Methods 0.000 claims description 3
- 235000013399 edible fruits Nutrition 0.000 claims description 2
- 238000012797 qualification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- 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
- H04L69/08—Protocols for interworking; Protocol conversion
-
- H02J13/0086—
-
- 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
- H04L69/22—Parsing or analysis of headers
Landscapes
- Engineering & Computer Science (AREA)
- Computer Security & Cryptography (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Communication Control (AREA)
- Selective Calling Equipment (AREA)
Abstract
The present invention relates to a kind of monitoring methods of smart grid remote control command transmission overall process information, belong to the transmission technique field of digital information.This method is by establishing the specification information matches rule list of remote control command transmit process between each communication layers of power grid, and corresponding first is established according to matching rule table, second transmit process queue table and transmission overall process queue table, after the message and matching rule table of three kinds of specifications of real-time monitoring are compared, the message for meeting matching rule table is extracted into its specification information to generate the information of remote control step and be stored in first, in second transmit process queue table, it is contrasted again with matching rule table after the information for being remotely controlled step is summarized again, it will be stored in transmission overall process queue table with the information of the matched remote control step of rule list；The information of all remote control steps is finally formed into the transmission overall process information of remote control command and stores and shows, to complete since scheduling station to the monitoring of each communication layers transmission overall process.
Description
Technical field
The present invention relates to a kind of monitoring methods of smart grid remote control command transmission overall process information, belong to digital information
Transmission technique field.
Background technique
With the continuous propulsion that smart grid is built, Intelligent transformer station and smart grid control technique support system successive
Construction is completed, provides important technical support for area power grid " big operation " subdispatch and regulation My Perspective On The Co-building.In electricity
In Force system, scheduling station executes a remote control command to elements such as disconnecting link or switches, is to be sent to scheduling by the way that regulation is preposition
Net, the multiple gateway machines (multiple area Tiao Huo substations) connect with scheduling network chain are transferred to survey after receiving remote control command from scheduling net
Device, intelligent terminal are controlled, equipment is finally controlled) (disconnecting link or switch execute movement to terminal.Remote control command since scheduling station according to
Secondary process regulates and controls preposition, scheduling net, gateway machine, measure and control device and the multiple communication layers of intelligent terminal, each between each communication layers
Step transmitting is referred to as remote control step, and all remote control steps are referred to as remote control process, therefore remote control process is by multiple remote control step groups
At, including selection request, selection response, operation requests, operation response, tripping (combined floodgate), location information etc., these remote control steps
It is that communications layer by layer are carried out in the form of message network around remote control command.What the network message of each communication layers followed
Consensus standard be it is different, such as: regulation it is preposition with scheduling net and dispatch net to the communication between gateway machine be 104 messages, net
Communication between shutdown and measure and control device is MMS message, and the communication between measure and control device and intelligent terminal is GOOSE message.
Will be sended and received all the time between above-mentioned each communication layers magnanimity 104, the data such as MMS, GOOSE or
Message, especially with multiple gateway machines for connecing of scheduling network chain in the case where message data it is huger, same remote control command is not
Be between the message of communication layers dispersion, it is unordered, cannot explicitly express which for particularly belonging to which remote control process
It is remotely controlled step；Since the semanteme in each layer message is not identical, current method is to extract each layer message to analyze respectively, is not only worked
Amount is big, nor can in time, comprehensively obtain power grid regulation interaction data；In addition, once remote control command has exception also can not
It is traced.
Summary of the invention
The technical problem to be solved by the present invention is can be around remote control command by dispatching net in full electric network transmission process
Closed loop monitoring management and the analysis of overall process are formed, to provide strong support for power grid regulation and control.
The technical solution that the present invention proposes to solve above-mentioned technical problem is: a kind of full mistake of smart grid remote control command transmission
The monitoring method of journey information, the smart grid include regulation prefilter layer, scheduling stratum reticulare, station level, wall and process layer five
A communication layers, the remote control command issued by scheduling station and successively between five communication layers with 104, MMS and
The message of tri- kinds of specifications of GOOOSE is transmitted；The message is obtained in real time by electric power communication protocol detector, in the tune
The message that four degree stratum reticulare, station level, wall and process layer communication layers monitor is the first message, before the regulation
Setting layer and dispatching the message that two communication layers of stratum reticulare monitor is the second message, executes following steps:
1) remote control command is established at described five according to corresponding relationship of the remote control command between three kinds of specifications
The specification information matches rule list of overall process is transmitted between communication layers, the matching rule table includes the remote control command described
The correspondence specification information of five communication layers simultaneously forms specification data entries；
2) remote control command is established in the regulation prefilter layer, scheduling according to the matching rule table and its specification data entries
The transmission overall process queue table of stratum reticulare, five station level, wall and process layer communication layers, establishes the remote control command described
The the first transmit process queue table for dispatching stratum reticulare, four station level, wall and process layer communication layers, establishes the remote control command
In the second transmit process queue table of the regulation prefilter layer and scheduling two communication layers of stratum reticulare；
3) classification is filtered according to three kinds of specifications to the message, and extracts the message after carrying out grammatical and semantic analysis
Specification information；
4) by the specification information of first message and the second message respectively with the specification data entries of the matching rule table into
Row is contrasted, if match with the specification data entries, by first message or the second message its correspondence communication layers it
Between an one-way transmission as primary qualified remote control step, the specification information for extracting first message or the second message is deposited
It is put into the information in the first transmit process queue table or the second transmit process queue table as the remote control step, is otherwise lost
Abandon the message；
5) the specification data entries after summarizing the information of the remote control step again with the matching rule table are contrasted, such as
The specification information that the information of remote control step contains described in fruit is matched with the specification data entries, is just stored in the full mistake of transmission
In journey queue table, the information of the remote control step is otherwise abandoned；
6) information of each remote control step in the transmission overall process queue table is calculated first distant according to time-sequencing
The information of step is controlled to the time interval between the information of last one remote control step, if when the time interval is more than setting
Between, then the information extraction of each remote control step in the transmission overall process queue table is formed into the remote control command and transmitted entirely
Procedural information is simultaneously stored and is shown.
Further, the specification data entries be by the remote control command the communication layers corresponding relationship specification information
The ranks of formation, the first transmit process queue table, the second transmit process queue table and biography are arranged in the matching rule
Sending overall process queue table is empty table completely corresponding with the ranks of the matching rule table.
Further, the setting time range is 5-30 seconds.
Further, the matching rule table is the semantic association table of different specifications.
Further, the message is that 104 messages, the scheduling stratum reticulare of the regulation prefilter layer to the scheduling stratum reticulare arrive
104 messages of the station level, the MMS message of the station level to the wall and the wall are to the process layer
GOOSE message.
The beneficial effects of the present invention are: due to by the way that different specifications of the remote control command between different communication layer are formed pair
The matching rule table that should be related to, and according to the entry of matching rule table establish remote control command between different communication layer first,
Second transmission queue's table and overall process queue table will grab in real time remote control command not by existing electric power communication protocol detector
Classified and parsed with the different specification messages that communication layers are formed and extract specification information, is extracted and the matched report of matching rule table
The information that the specification information of text forms remote control step is stored in first, second transmission queue's table, then the information for being remotely controlled step is converged
The General Logistics Department is contrasted for the second time with the matching rule table, then by specification information and the matched remote control step of the matching rule table
Information be stored in transmission overall process queue table in, finally establish and save from scheduling station sending after between different communication layer
The remote control command of having time sequence transmitting transmits overall process information, to realize since scheduling station remote control command to each
Communication layers transmit closed loop monitoring management and the analysis of overall process, and then provide strong branch for further power grid regulation and control
Support.
Detailed description of the invention
The monitoring method of intelligent substation remote control command transmit process of the invention is made furtherly with reference to the accompanying drawing
It is bright.
Fig. 1 is the schematic diagram of remote control command transmission overall process in the embodiment of the present invention.
Specific embodiment
Embodiment
In the monitoring method of the intelligent substation remote control command transmission overall process information of the present embodiment, intelligent substation
Communication is divided into five communication layers of regulation prefilter layer, scheduling stratum reticulare, station level, wall and process layer, and remote control command exists
Five communication layers are transmitted with the message that different specifications are formed, and specific message has: 104 reports of regulation prefilter layer to scheduling stratum reticulare
The GOOSE of text, 104 messages of scheduling stratum reticulare to station level, the MMS message of station level to wall and wall to process layer is reported
Text, message are obtained in real time by electric power communication protocol detector.As shown in Figure 1, specific monitoring method executes, steps are as follows:
1) remote control command is established according to corresponding relationship of the remote control command between three kinds of specifications to transmit between five communication layers entirely
The specification information matches rule list of process.Matching rule table is as shown in table 1 below:
Four remote control commands for winning current Nanjing intelligent substation in table 1, be respectively Bai Xin 4R74 switch the same period close,
Stone city 24F2 switchs same period conjunction, 1# main transformer 220kV switch division and new peak 1999 and switchs division.Each remote control command is before regulation
Set the correspondence specification letter that corresponding relationship is formed between layer, scheduling stratum reticulare, station level, wall and five communication layers of process layer
Breath carries out arrangement in matching rule table and forms the specification data entries (ranks i.e. in rule list, such as each column shape of the first row in table 1
At an entry be: Bai Xin 4R74 opens -24577-CL2201CTRL/CBSynCSW- CL2201CTRL/LLN0 BR-001A:
1/001A:1/00B1:3), to establish the specification information that this four remote control commands transmit overall process between five communication layers
With rule list.
2) according to matching rule table and its specification data entries, this four remote control commands are established in regulation prefilter layer, scheduling
The transmission overall process queue table of stratum reticulare, five station level, wall and process layer communication layers is established this four remote control commands and is being adjusted
The the first transmit process queue table for spending stratum reticulare, four station level, wall and process layer communication layers, establishes this four remote control commands
In the second transmit process queue table of regulation prefilter layer and scheduling two communication layers of stratum reticulare；First transmit process queue table, second
Transmit process queue table and transmission overall process queue table are exactly empty table completely corresponding with the ranks of matching rule table.
3) classification is filtered according to three kinds of specifications to the every message monitored, and is extracted after carrying out grammatical and semantic analysis
The specification information of every message.Such as 104 remote control point numbers are just extracted as specification information, then for MMS message for 104 messages
MMS reference is extracted as specification information, GOOSE virtual terminator is then extracted for GOOSE message as specification information.
4) by the specification data entries of the specification information of the first message and every message of the second message and matching rule table
Contrasted, if the specification information of the message with specification data entries match, by the message (the first message or the second report
Text) at it remote control step of the one-way transmission between communication layers as primary qualification is corresponded to, extract message (first message
Or second message) specification information be stored in the first transmit process queue table or the second transmit process queue table as remote control step
Otherwise rapid information abandons the message (the first message or the second message).
Such as: electric power communication protocol detector real-time monitors station level to a MMS message of wall, by contrasting
The specification data entries of matching rule table, if it is matched, so that it may judge that this is the once conjunction from station level to wall
Lattice are remotely controlled step, extract the control reference ykdesc in the MMS message and report reference ykref specification information is stored in the second biography
It passes through in journey queue table, the information as qualification remote control step.
5) after the information of the 4) remote control step that step generates being summarized again with the specification data entries of matching rule table
It is contrasted, if the specification information that the information of remote control step contains is matched with specification data entries, is just stored in the full mistake of transmission
In journey queue table, the information of the remote control step is otherwise abandoned；
6) information for transmitting each remote control step in overall process queue table is calculated into first remote control step according to time-sequencing
Information is remotely controlled the time interval between the information of step to last one, will if the time interval is more than setting time
The information extraction for transmitting each remote control step in overall process queue table forms remote control command transmission overall process information and stores and show
Show.
In the present embodiment, usually, setting time range is 5-30 seconds；Matching rule table is the semanteme different specifications
It is associated the semantic association table to be formed.
The foregoing is merely a specific embodiment of the invention, but scope of protection of the present invention is not limited thereto, own
According to the technique and scheme of the present invention and design of the invention is subject to equivalent substitution or change should all cover in protection model of the invention
Within enclosing.
Claims (5)
1. a kind of monitoring method of smart grid remote control command transmission overall process information, the smart grid include that regulation is preposition
Layer, scheduling stratum reticulare, five station level, wall and process layer communication layers, the remote control command by scheduling station issue and successively
It is transmitted between five communication layers with the message of tri- kinds of specifications of 104, MMS and GOOOSE；The message passes through electric power
Communication protocol detector obtains in real time, monitors in four the scheduling stratum reticulare, station level, wall and process layer communication layers
The message is the first message, is second in the message that the regulation prefilter layer and scheduling two communication layers of stratum reticulare monitor
Message；It is characterized in that executing following steps:
1) remote control command is established at described five according to corresponding relationship of the remote control command between three kinds of specifications
The specification information matches rule list of overall process is transmitted between communication layers, the matching rule table includes the remote control command described
The correspondence specification information of five communication layers simultaneously forms specification data entries；
2) remote control command is established in the regulation prefilter layer, scheduling according to the matching rule table and its specification data entries
The transmission overall process queue table of stratum reticulare, five station level, wall and process layer communication layers, establishes the remote control command described
The the first transmit process queue table for dispatching stratum reticulare, four station level, wall and process layer communication layers, establishes the remote control command
In the second transmit process queue table of the regulation prefilter layer and scheduling two communication layers of stratum reticulare；
3) classification is filtered according to three kinds of specifications to the message, and extracts the message after carrying out grammatical and semantic analysis
Specification information；
4) by the specification information of first message and the second message respectively with the specification data entries of the matching rule table into
Row is contrasted, if match with the specification data entries, by first message or the second message its correspondence communication layers it
Between an one-way transmission as primary qualified remote control step, the specification information for extracting first message or the second message is deposited
It is put into the information in the first transmit process queue table or the second transmit process queue table as the remote control step, is otherwise lost
Abandon the message；
5) the specification data entries after summarizing the information of the remote control step again with the matching rule table are contrasted, such as
The specification information that the information of remote control step contains described in fruit is matched with the specification data entries, is just stored in the full mistake of transmission
In journey queue table, the information of the remote control step is otherwise abandoned；
6) information of each remote control step in the transmission overall process queue table is calculated first distant according to time-sequencing
The information of step is controlled to the time interval between the information of last one remote control step, if when the time interval is more than setting
Between, then the information extraction of each remote control step in the transmission overall process queue table is formed into the remote control command and transmitted entirely
Procedural information is simultaneously stored and is shown.
2. the monitoring method of smart grid remote control command transmission overall process information according to claim 1, it is characterised in that: institute
State specification data entries be by the remote control command the communication layers corresponding relationship specification information in the matching rule
The ranks formed are arranged, the first transmit process queue table, the second transmit process queue table and transmission overall process queue table are equal
It is empty table completely corresponding with the ranks of the matching rule table.
3. the monitoring method of smart grid remote control command transmission overall process information according to claim 1 or claim 2, feature exist
In: the setting time range is 5-30 seconds.
4. the monitoring method of smart grid remote control command transmission overall process information according to claim 1 or claim 2, feature exist
In: the matching rule table is the semantic association table of different specifications.
5. the monitoring method of smart grid remote control command transmission overall process information according to claim 1 or claim 2, feature exist
In: the message is 104 messages, the scheduling stratum reticulare to the station level of the regulation prefilter layer to the scheduling stratum reticulare
The GOOSE message of 104 messages, the MMS message of the station level to the wall and the wall to the process layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811570880.0A CN109587161B (en) | 2018-12-21 | 2018-12-21 | Monitoring method for whole process information transmitted by smart grid remote control command |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811570880.0A CN109587161B (en) | 2018-12-21 | 2018-12-21 | Monitoring method for whole process information transmitted by smart grid remote control command |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109587161A true CN109587161A (en) | 2019-04-05 |
| CN109587161B CN109587161B (en) | 2020-06-30 |
Family
ID=65931257
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811570880.0A Active CN109587161B (en) | 2018-12-21 | 2018-12-21 | Monitoring method for whole process information transmitted by smart grid remote control command |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109587161B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111009966A (en) * | 2019-11-22 | 2020-04-14 | 贵州电网有限责任公司 | Data interaction system, method and device of transformer substation equipment and storage medium |
| CN112217802A (en) * | 2020-09-18 | 2021-01-12 | 国网福建省电力有限公司检修分公司 | IEC103 message analysis method and device based on multistage classification mode |
| CN115914023A (en) * | 2022-11-23 | 2023-04-04 | 国网四川省电力公司电力科学研究院 | Full-period information monitoring method and device for safety control system function test command |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7058524B2 (en) * | 2002-10-25 | 2006-06-06 | Hudson Bay Wireless, Llc | Electrical power metering system |
| CN102169343A (en) * | 2011-05-16 | 2011-08-31 | 国电南瑞科技股份有限公司 | Programmed remote operation system and method of grid centralized monitoring center |
| CN106709580A (en) * | 2017-01-13 | 2017-05-24 | 国家电网公司 | Substation secondary system operation and maintenance cloud platform |
| CN106712001A (en) * | 2016-12-30 | 2017-05-24 | 国网浙江省电力公司绍兴供电公司 | Data modeling method for network message recording analysis device |
| CN107276229A (en) * | 2017-07-11 | 2017-10-20 | 国网辽宁省电力有限公司 | A kind of intelligent substation remote control overall process check system and method |
| CN108933780A (en) * | 2018-06-15 | 2018-12-04 | 南京南瑞继保电气有限公司 | A kind of multiprotocol network message association analysis methods of exhibiting based on business chain |
-
2018
- 2018-12-21 CN CN201811570880.0A patent/CN109587161B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7058524B2 (en) * | 2002-10-25 | 2006-06-06 | Hudson Bay Wireless, Llc | Electrical power metering system |
| CN102169343A (en) * | 2011-05-16 | 2011-08-31 | 国电南瑞科技股份有限公司 | Programmed remote operation system and method of grid centralized monitoring center |
| CN106712001A (en) * | 2016-12-30 | 2017-05-24 | 国网浙江省电力公司绍兴供电公司 | Data modeling method for network message recording analysis device |
| CN106709580A (en) * | 2017-01-13 | 2017-05-24 | 国家电网公司 | Substation secondary system operation and maintenance cloud platform |
| CN107276229A (en) * | 2017-07-11 | 2017-10-20 | 国网辽宁省电力有限公司 | A kind of intelligent substation remote control overall process check system and method |
| CN108933780A (en) * | 2018-06-15 | 2018-12-04 | 南京南瑞继保电气有限公司 | A kind of multiprotocol network message association analysis methods of exhibiting based on business chain |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111009966A (en) * | 2019-11-22 | 2020-04-14 | 贵州电网有限责任公司 | Data interaction system, method and device of transformer substation equipment and storage medium |
| CN112217802A (en) * | 2020-09-18 | 2021-01-12 | 国网福建省电力有限公司检修分公司 | IEC103 message analysis method and device based on multistage classification mode |
| CN112217802B (en) * | 2020-09-18 | 2022-09-16 | 国网福建省电力有限公司检修分公司 | IEC103 message analysis method and device based on multistage classification mode |
| CN115914023A (en) * | 2022-11-23 | 2023-04-04 | 国网四川省电力公司电力科学研究院 | Full-period information monitoring method and device for safety control system function test command |
| CN115914023B (en) * | 2022-11-23 | 2024-05-07 | 国网四川省电力公司电力科学研究院 | Method and device for monitoring full period information of security control system function test command |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109587161B (en) | 2020-06-30 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106026405B (en) | Relay protection in-service monitoring based on EMS system and analysis system | |
| CN103729806B (en) | Transformer substation alarming graph gateway minimizing system and achieving method thereof | |
| CN101789626B (en) | Protected object-oriented automatic modeling and real-time information joint processing method | |
| CN106875114A (en) | The SMS platform optimization system and method for distribution repairing maneuvering platform | |
| CN109587161A (en) | The monitoring method of smart grid remote control command transmission overall process information | |
| CN106712300A (en) | Intelligent master station and sub-station multi-level anti-misoperation locking system | |
| CN105553103B (en) | A kind of region active distribution network Energy Management System and method | |
| CN105678651A (en) | Power grid big data quality standardization-based power grid information management system and method | |
| CN104504483B (en) | Method for realizing province and local integration of anti-misoperation tickets | |
| CN110380378A (en) | Distributed 10KV power distribution network monitoring and protection system and guard method | |
| CN104967216B (en) | A kind of substation and its monitoring system and its monitoring method | |
| CN106296467A (en) | A kind of method generating operation order | |
| CN109639529A (en) | The diagnostic method of intelligent substation remote control command exception | |
| CN106230993A (en) | Safety protection compliance data acquisition method and system for power monitoring system | |
| CN101976886B (en) | Distributed data collection partitioning mutual backup method for power dispatching automation system | |
| CN108173517A (en) | A kind of photovoltaic generation monitoring management system | |
| CN111276929B (en) | Information recording method for fault expert diagnosis of power system | |
| CN106101173A (en) | Relay protection device on-line monitoring information file transfer method based on file service | |
| CN104503417B (en) | A kind of Hydropower Station Monitor system | |
| CN103699760B (en) | A kind of multilayer closed-loop main station detection data source simulation method | |
| CN109713791A (en) | The diagnostic method of smart grid remote control command exception | |
| CN103369306B (en) | A kind of transformer substation video interlock method and system | |
| CN111327477A (en) | Substation area control protection method and system based on edge calculation | |
| CN103197200A (en) | Method and system for rapidly collecting and transmitting fault ranging information of power grid line | |
| CN106532938A (en) | Monitoring system for middle-and-low-voltage power distribution network |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |