CN106099727A - A kind of construction method of secondary equipment of intelligent converting station system - Google Patents
A kind of construction method of secondary equipment of intelligent converting station system Download PDFInfo
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- CN106099727A CN106099727A CN201610425307.5A CN201610425307A CN106099727A CN 106099727 A CN106099727 A CN 106099727A CN 201610425307 A CN201610425307 A CN 201610425307A CN 106099727 A CN106099727 A CN 106099727A
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- 238000010276 construction Methods 0.000 title claims abstract description 13
- 238000000034 method Methods 0.000 claims abstract description 23
- 241000272814 Anser sp. Species 0.000 claims abstract description 22
- 230000008569 process Effects 0.000 claims abstract description 17
- 238000005204 segregation Methods 0.000 claims abstract description 10
- 238000005070 sampling Methods 0.000 claims abstract description 8
- 238000005259 measurement Methods 0.000 claims description 30
- 230000001681 protective effect Effects 0.000 claims description 12
- 238000004891 communication Methods 0.000 claims description 10
- 239000013307 optical fiber Substances 0.000 claims description 8
- 230000011664 signaling Effects 0.000 claims description 4
- 230000000087 stabilizing effect Effects 0.000 claims description 2
- 230000005611 electricity Effects 0.000 claims 1
- 230000001276 controlling effect Effects 0.000 description 10
- 238000010586 diagram Methods 0.000 description 5
- 238000013461 design Methods 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 230000008034 disappearance Effects 0.000 description 2
- 238000011065 in-situ storage Methods 0.000 description 2
- 230000009191 jumping Effects 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002596 correlated effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000006855 networking Effects 0.000 description 1
- 230000001131 transforming effect Effects 0.000 description 1
Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B7/00—Enclosed substations, e.g. compact substations
- H02B7/06—Distribution substations, e.g. for urban network
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
- H02H7/22—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for distribution gear, e.g. bus-bar systems; for switching devices
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- H02J13/0006—
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
-
- 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
- Y04S10/00—Systems supporting electrical power generation, transmission or distribution
- Y04S10/16—Electric power substations
-
- 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
- Y04S10/00—Systems supporting electrical power generation, transmission or distribution
- Y04S10/20—Systems supporting electrical power generation, transmission or distribution using protection elements, arrangements or systems
Abstract
The invention discloses the construction method of a kind of secondary equipment of intelligent converting station system, comprise the following steps, A) data of intelligent substation are divided into protection class data and measure class data, independently sampling and data source are unique；B) line segregation is set up；C) main transformer interval is set up；D) bus interval is set up.The construction method of the secondary equipment of intelligent converting station system of the present invention; protection, the realization link of observing and controlling function can be reduced; improve device quick-action and reliability; the secondary device proposing circuit and bus interval uses wall and process layer function integrated equipment and installs on the spot; the secondary device at bus and main transformer interval still uses hierarchy, and process layer interface uses GOOSE, SV mouth mode altogether；For the ease of running and safeguarding, data of entirely standing being divided into protection class data and measures class data, independently sampling and data source are unique, have feature reliable, economic, efficient, have a good application prospect.
Description
Technical field
The present invention relates to technical field, be specifically related to a kind of secondary equipment of intelligent converting station based on multifunctional unit device
The construction method of system architecture.
Background technology
Intelligent substation has become the Main Patterns of domestic transformer substation construction, and intelligent substation uses " three layer of two net " knot
Structure, i.e. station level equipment, bay device, process layer devices, station level network and process-level network.With conventional substation phase
Ratio, intelligent substation adds process-level network and equipment, for realizing the shared and networking of sampled value and switching value information
Tripping operation.The communication media of process-level network uses optical fiber, connects the secondary cable loop replacing tradition transformer station with empty loop, empty
Connecting of loop embodies with the form of configuration file, includes CONFIG.SYS of entirely standing (SCD), device capability describes file
And configuration file (ICD) etc. (CID).
The process layer devices such as intelligent terminal, combining unit achieves in-situ digitalization collection, control based on network.But, intelligence
Device quantity more conventional station showed increased in standing, the network architecture is complicated, and overall cost of investment is relatively big, and operation expense is relatively
High.In December, 2012, starts with " take up an area less, reduced investment, efficiency high " New Generation of Intelligent transformer station demonstration project as target and builds
If Substation process-level, wall and station level equipment start to explore function Integrated design, the most typically have intelligent terminal,
Combining unit integrating device, monitoring and protection integrating device, centralized protection device, centralized measure and control device, multifunctional measurement and control fills
Put, integrated monitoring system etc..The Integrated design of each equipment is decreased device quantity, simplifies network rack to a certain extent
Structure, but still suffer from problems with,
(1) protection device reliability and action rapidity decline, and defencive function realizes by protection device, combining unit, intelligence
Terminal can coordinate, added the realization link of defencive function, under " directly adopting straight jumping " mode, intelligent station operating time of protection
Slow about the 5ms in more conventional station.Additionally, any one link of combining unit, protection device and intelligent terminal three breaks down all
The disappearance of defencive function can be caused.And the on-the-spot combining unit run and intelligent terminal are more due to light mouth, caloric value is big, by existing
The field impact such as ambient temperature and electromagnetic interference, probability of malfunction is higher, the global reliability of impact protection.For setting across interval protection
Standby problem is even more serious.
(2) process layer devices achieves multiple services information sharing, but the most also gives O&M and the enlarging of each operation system
Bring impact.As a example by circuit combining unit, a circuit combining unit is provided to line protective devices, bus protection
Multiple equipment on device, safety stabilizing devices, stub protection, SV network provide sample values.As needed inspection when observing and controlling
When repairing, the operation of other business can be affected.
(3) empty terminal arrangement workload is big, difficult in maintenance, and intelligent terminal, combining unit are required for configuring empty terminal, are intelligence
Can Substation Design, the important content of debugging link.And, empty terminal is invisible impalpable at operation and maintenance phase,
So bringing certain difficulty to O&M.
(4) data syn-chronization is complicated, and the equipment such as the combining unit of intelligent substation, switch, protection observing and controlling must be based on system
The time reference of one runs, and can meet the requirement of the function time consistencies such as sequence of events recording (SOE), failure wave-recording, closes
And unit and intelligent terminal are due to transmission sampled value, tripping operation information, need to reach the synchronization accuracy of μ s, when being combined unit inside
Clock stability and external clock reference disappearance or jitter conditions under pair time required precision the highest.
In order to solve and optimize the problems referred to above, it it is current urgent problem.
Summary of the invention
The invention aims to overcome existing secondary equipment of intelligent converting station system architecture, existing problem.
The system architecture of the secondary equipment of intelligent converting station based on multifunctional unit device of the present invention, transforming plant apparatus quantity, exchange
Machine port number and tail optical fiber quantity first mate reduce, and the network architecture simplifies further, and direct cost, empty terminal and SCD are greatly reduced
Configuration workload is greatly reduced, and engineering debugging cycle shortens, and operation maintenance difficulty reduces, and has reliable, economical, special efficiently
Point.
In order to achieve the above object, the technical solution adopted in the present invention is:
A kind of construction method of secondary equipment of intelligent converting station system, it is characterised in that: comprise the following steps,
Step (A), the data of intelligent substation are divided into protection class data and measure class data, independently sampling and
Data source is unique, and protection class data are gathered by multifunctional protection device, and steady for protection device, fault wave recording device and safety
Determine device to use；Measure class data to be gathered by multifunctional measurement and control device, for measure and control device, dynamic vector measuring unit, metering
Device uses；
Step (B), sets up line segregation, will be provided with the defencive function combining unit function relevant to protection and protection phase
The multifunctional protection device of the intelligent terminal's function closed, is gathered protection voltage, current signal, and is tripped back with outlet by cable
Road is connected, and by double for multifunctional protection device configuration MMS optical fiber interfaces, accesses the double net of station level MMS, and its process layer interface is adopted
With GOOSE, SV double net of mouth mode, the point-to-point bus differential protection that is connected to, and access procedure layer altogether；Will be provided with observing and controlling function and observing and controlling
The multifunctional measurement and control device of intelligent terminal's function that relevant combining unit function is relevant to observing and controlling, gathers and measures voltage, electric current
Signal, and be connected with outlet trip(ping) circuit by cable, by double for the configuration of multifunctional measurement and control device MMS optical fiber interfaces, access station
The double net of control layer MMS, its process layer interface uses GOOSE, SV mouth mode altogether, and the double net of access procedure layer；
Step (C), sets up main transformer interval, including main transformer protection device, high-pressure side intelligent terminal's combining unit one
Gasifying device, medium voltage side intelligent terminal's combining unit integrated apparatus, low-pressure side intelligent terminal's combining unit integrated apparatus, body
Intelligent end device, high-pressure side multifunctional measurement and control device, medium voltage side multifunctional measurement and control device, low-pressure side multifunctional measurement and control device,
Body multifunctional measurement and control device, the described integrated main protection of main transformer protection device and back-up protection function, by with high pressure, middle pressure,
Intelligent terminal's combining unit integrated apparatus of low-pressure side, the point-to-point communication of body intelligent end device are sampled and are tripped
Outlet, and use SV, GOOSE mouth mode altogether, double sets configure, described high pressure, middle pressure, low pressure, the multifunctional measurement and control device of this side
Integrating measure and control device, intelligent terminal, combining unit function, single set configuration, each multifunctional measurement and control device directly measures electric current
And voltage, tripped by relay direct export, and provide SV, GOOSE cause for gossip altogether now to share data；
Step (D), sets up bus interval, including busbar protective device, bus measure and control device, bus combining unit, by mother
Line voltage is connected to busbar protective device, bus measure and control device, bus combining unit, described bus observing and controlling with cable after case arranged side by side
Device gathers PT disconnecting link position, bus voltage measurement value, transmits telemetry intelligence (TELINT) by MMS network；Described busbar protective device with
Sampled value signal, position is obtained with the communication mode of point-to-point GOOSE, SV mouth altogether between multifunctional protection device in line segregation
Confidence number, performs to jump order；Intelligent terminal's combining unit integrated apparatus in described busbar protective device and main transformer interval
Obtain sampled value signal, position signalling with the communication mode of point-to-point GOOSE, SV mouth altogether, perform to jump order；Described bus merges single
Unit is used for providing busbar voltage sampled value information.
The invention has the beneficial effects as follows: the construction method of the secondary equipment of intelligent converting station system of the present invention, have reliably,
Feature economic, efficient, concrete manifestation is as follows,
(1) for reducing protection, the realization link of observing and controlling function, improve device quick-action and reliability, propose circuit and mother
The secondary device at line interval uses wall and process layer function integrated equipment and installs on the spot, and bus and main transformer are spaced
Secondary device still uses hierarchy, and process layer interface uses GOOSE, SV mouth mode altogether；
(2) for the ease of running and safeguarding, data of entirely standing it is divided into protection class data and measures class data, independently adopting
Sample and data source are unique, and protection class data are sampled by line segregation in-situ protection device, for bus protection therefore record, stability control equipment
With, measure class data and sampled by line segregation measure and control device on the spot, for dynamic vector measuring unit (PMU), metering device.
Accompanying drawing explanation
Fig. 1 is the flow chart of the construction method of the secondary equipment of intelligent converting station system of the present invention.
Fig. 2 is the system block diagram of the line segregation that the present invention sets up.
Fig. 3 is the system block diagram at the main transformer interval that the present invention sets up.
Fig. 4 is the system block diagram at the bus interval that the present invention sets up.
Fig. 5 is the system architecture schematic diagram of one embodiment of the invention 220kV double-bus main electrical scheme intelligent substation.
Detailed description of the invention
Below in conjunction with Figure of description, the present invention is further illustrated.
As it is shown in figure 1, the construction method of the secondary equipment of intelligent converting station system of the present invention, comprise the following steps,
Step (A), the data of intelligent substation are divided into protection class data and measure class data, independently sampling and
Data source is unique, and protection class data are gathered by multifunctional protection device, and steady for protection device, fault wave recording device and safety
Determine device to use；Measure class data to be gathered by multifunctional measurement and control device, for measure and control device, dynamic vector measuring unit, metering
Device uses；
Step (B), sets up line segregation, as in figure 2 it is shown, will be provided with the combining unit merit that defencive function is relevant to protection
The multifunctional protection device of intelligent terminal's function that can be relevant to protection, gathers protection voltage, current signal, and passes through cable
It is connected with outlet tripping operation, by double for multifunctional protection device configuration MMS optical fiber interfaces, accesses the double net of station level MMS, its process
Layer interface uses GOOSE, SV double net of mouth mode, the point-to-point bus differential protection that is connected to, and access procedure layer altogether；Will be provided with observing and controlling merit
The multifunctional measurement and control device of intelligent terminal's function that the energy combining unit function relevant to observing and controlling and observing and controlling are correlated with, gathers and measures
Voltage, current signal, and be connected with outlet tripping operation by cable, by double for the configuration of multifunctional measurement and control device MMS optical fiber interfaces, connect
Entering the double net of station level MMS, its process layer interface uses GOOSE, SV mouth mode altogether, and the double net of access procedure layer；
Step (C), sets up main transformer interval, as it is shown on figure 3, include that main transformer protection device, high-pressure side intelligent terminal close
And unit integral device, medium voltage side intelligent terminal's combining unit integrated apparatus, low-pressure side intelligent terminal's combining unit one
Gasifying device, body intelligent end device, high-pressure side multifunctional measurement and control device, medium voltage side multifunctional measurement and control device, the many merits of low-pressure side
Can measure and control device, body multifunctional measurement and control device, the described integrated main protection of main transformer protection device and back-up protection function, by with
High pressure, middle pressure, intelligent terminal's combining unit integrated apparatus of low-pressure side, the point-to-point communication of body intelligent end device are carried out
Sampling and tripping operation outlet, and use SV, GOOSE mouth mode altogether, double sets configure, described high pressure, middle pressure, low pressure, many merits of this side
Can integrate measure and control device, intelligent terminal, combining unit function by measure and control device, single set configuration, each multifunctional measurement and control device is straight
Connect measurement electric current and voltage, tripped by relay direct export, and provide SV, GOOSE cause for gossip altogether now to share data；
Step (D), sets up bus interval, as shown in Figure 4, merges including busbar protective device, bus measure and control device, bus
Unit, is connected to busbar protective device, bus measure and control device, bus combining unit, institute with cable by busbar voltage after case arranged side by side
State bus measure and control device and gather PT disconnecting link position, bus voltage measurement value, transmit telemetry intelligence (TELINT) by MMS network；Described bus
Obtain with the communication mode of point-to-point GOOSE, SV mouth altogether between multifunctional protection device in protection device and line segregation and adopt
Sample value signal, position signalling, perform to jump order；Intelligent terminal's combining unit in described busbar protective device and main transformer interval
Integrated apparatus obtains sampled value signal, position signalling with the communication mode of point-to-point GOOSE, SV mouth altogether, performs to jump order；Described
Bus combining unit is used for providing busbar voltage sampled value information.
Below according to the construction method of the secondary equipment of intelligent converting station system of the present invention, specifically introduce an enforcement, with one
As a example by individual 220kV double-bus main electrical scheme intelligent substation, system architecture schematic diagram, as shown in fig. 5, it is assumed that there are 4 times in transformer station
220kV outlet (outlet is the most, and advantage is the most obvious), 2 main transformers, 1 mother.The construction method of the foundation present invention is with the most intelligent
The configuring condition of the required secondary device in more than transformer station's scheme interval is as shown in the table,
In 220kV intelligent substation, use the line segregation of the present invention at least can save 20 covering devices, main transformer interval
Save 12 covering devices.Meanwhile, switch network interface quantity 84 can be saved, save number of fibers 108.What is more important,
Every interior device functional independence, without interrelated, respond link without combining unit sampling transmission and intelligent terminal, be greatly improved interval
Interior protection device rapidity and reliability.Directly adopting straight jumping across escapement, bus differential protection caloric value is reduced to route protection simultaneously
Device peer-level, improves defencive function reliability and system stability further.
In sum,
The ultimate principle of the present invention, principal character and advantage have more than been shown and described.The technical staff of the industry should
Understanding, the present invention is not restricted to the described embodiments, and the simply explanation present invention's described in above-described embodiment and description is former
Reason, without departing from the spirit and scope of the present invention, the present invention also has various changes and modifications, these changes and improvements
Both fall within scope of the claimed invention.Claimed scope is by appending claims and equivalent circle thereof
Fixed.
Claims (1)
1. the construction method of a secondary equipment of intelligent converting station system, it is characterised in that: comprise the following steps,
The data of intelligent substation are divided into protection class data and measure class data by step (A), independently sampling and data
Source is unique, and protection class data are gathered by multifunctional protection device, and provides SV, GOOSE interface for protection device, failure wave-recording
Device and safety stabilizing devices use；Measure class data to be gathered by multifunctional measurement and control device, and provide SV, GOOSE interface to supply
Measure and control device, dynamic vector measuring unit, metering device use；
Step (B), sets up line segregation, uses and possesses the defencive function combining unit function relevant to protection and protect relevant
The multifunctional protection device of intelligent terminal's function, gather protection voltage, current signal, and by cable and outlet trip(ping) circuit
Being connected, by double for multifunctional protection device configuration MMS optical fiber interfaces, access the double net of station level MMS, its process layer interface uses
The double net of GOOSE, SV mouth mode, the point-to-point bus differential protection that is connected to, and access procedure layer altogether；Will be provided with observing and controlling function and observing and controlling phase
The multifunctional measurement and control device of the combining unit function intelligent terminal function relevant to observing and controlling closed, gathers and measures voltage, electric current is believed
Number, and be connected with outlet trip(ping) circuit by cable, by double for the configuration of multifunctional measurement and control device MMS optical fiber interfaces, access station control
The double net of layer MMS, its process layer interface uses GOOSE, SV mouth mode altogether, and the double net of access procedure layer；
Step (C), sets up main transformer interval, including main transformer protection device, the one makeup of high-pressure side intelligent terminal's combining unit
Put, medium voltage side intelligent terminal's combining unit integrated apparatus, low-pressure side intelligent terminal's combining unit integrated apparatus, body intelligence
Termination, high-pressure side multifunctional measurement and control device, medium voltage side multifunctional measurement and control device, low-pressure side multifunctional measurement and control device, body
Multifunctional measurement and control device, the described integrated main protection of main transformer protection device and back-up protection function, by with high pressure, middle pressure, low pressure
Intelligent terminal's combining unit integrated apparatus of side, the point-to-point communication of body intelligent end device carry out sampling and tripping out
Mouthful, and using SV, GOOSE mouth mode altogether, double sets configure, described high pressure, middle pressure, low pressure, the multifunctional measurement and control device collection of this side
Measure and control device, intelligent terminal, combining unit function in one, single set configuration, each multifunctional measurement and control device directly measure electric current and
Voltage, is tripped by relay direct export, and provides SV, GOOSE cause for gossip altogether now to share data；
Step (D), sets up bus interval, including busbar protective device, bus measure and control device, bus combining unit, by bus electricity
Pressure is connected to busbar protective device, bus measure and control device, bus combining unit, described bus measure and control device with cable after case arranged side by side
Gather PT disconnecting link position, bus voltage measurement value, transmit telemetry intelligence (TELINT) by MMS network；Described busbar protective device and circuit
Sampled value signal, position letter is obtained with the communication mode of point-to-point GOOSE, SV mouth altogether between multifunctional protection device in interval
Number, perform to jump order；Intelligent terminal's combining unit integrated apparatus in described busbar protective device and main transformer interval is with point
The communication mode of some GOOSE, SV mouth altogether is obtained sampled value signal, position signalling, performs to jump order；Described bus combining unit is used
In providing busbar voltage sampled value information.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107122532A (en) * | 2017-04-14 | 2017-09-01 | 国网电力科学研究院武汉南瑞有限责任公司 | The emulation mode and system of intelligence equipment integrating are closed by dispatching formula transformer station |
| CN108199879A (en) * | 2017-12-29 | 2018-06-22 | 国网安徽省电力有限公司 | The method that intelligent station process-level network topology is formed based on SPCD and SCD |
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| CN203166626U (en) * | 2012-12-27 | 2013-08-28 | 天津凯发电气股份有限公司 | Intelligent traction substation |
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| CN101694923A (en) * | 2009-10-20 | 2010-04-14 | 江苏省电力设计院 | Method for arranging 220 kV and 110 kV interval secondary devices |
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| CN108199879A (en) * | 2017-12-29 | 2018-06-22 | 国网安徽省电力有限公司 | The method that intelligent station process-level network topology is formed based on SPCD and SCD |
| CN108199879B (en) * | 2017-12-29 | 2021-03-05 | 国网安徽省电力有限公司 | Method for forming intelligent station process layer network topology based on SPCD and SCD |
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| CN106099727B (en) | 2018-04-03 |
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