CN109088475A - A kind of administrative unit and its retransmission method for the protection of intelligent substation site - Google Patents
A kind of administrative unit and its retransmission method for the protection of intelligent substation site Download PDFInfo
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- CN109088475A CN109088475A CN201810887036.4A CN201810887036A CN109088475A CN 109088475 A CN109088475 A CN 109088475A CN 201810887036 A CN201810887036 A CN 201810887036A CN 109088475 A CN109088475 A CN 109088475A
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- 238000000034 method Methods 0.000 title claims abstract description 21
- 238000004891 communication Methods 0.000 claims abstract description 21
- 238000012544 monitoring process Methods 0.000 claims description 19
- 239000011800 void material Substances 0.000 claims description 9
- 230000008676 import Effects 0.000 claims description 3
- 238000012423 maintenance Methods 0.000 abstract description 9
- 238000010586 diagram Methods 0.000 description 5
- 230000006872 improvement Effects 0.000 description 4
- 238000011161 development Methods 0.000 description 2
- 230000018109 developmental process Effects 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 230000008439 repair process Effects 0.000 description 2
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- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000011982 device technology Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
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- H02J13/0079—
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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
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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
- Y04S10/00—Systems supporting electrical power generation, transmission or distribution
- Y04S10/16—Electric power substations
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- Monitoring And Testing Of Exchanges (AREA)
- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
Abstract
The present invention relates to a kind of administrative units and its retransmission method for the protection of intelligent substation site; firstly, obtaining the information of all element protection handsets of whole station according to substation SCD file, administrative unit model is generated; one of handset is chosen, and exports its CID model file as empty mounted cast；Then, substation SCD file is configured according to administrative unit model and empty mounted cast, forms station level device and communicates SCD file；Finally, communicating SCD file based on obtained station level device, corresponding information send.The present invention send the more handsets of element protection to integrate the reliability that information forwards in a manner of sending on empty device list device information in raising；Configuration method based on three station level device communication SCD files is transmitted, and the demand that information is sent according to the requirement of different station level device customizing information is met, and is conducive to the efficiency for improving intelligent substation maintenance and maintenance.
Description
Technical field
The invention belongs to intelligent substation automatic control technology fields, and in particular to one kind is used for intelligent substation site
The administrative unit and its retransmission method of protection.
Background technique
Intelligent substation substitutes conventional primary equipment using intelligent primary equipment, and data transmittal and routing form is changed by analog quantity
For light digital quantity, reduce the secondary cable of substation, improves the shared level of information, but compared to conventional substation,
Increase the intermediate links such as intelligent terminal and combining unit.Combining unit and intelligent terminal are generally mounted to outdoor converge on the spot and control
Cabinet, running environment is severe, and anti-electromagnetic interference capability is poor, and failure rate is high.Moreover, using the communication mode of networking, protection
Actuation time compared with GPF (General Protection False extend.Therefore, the development based on unshielded site protective device technology is intelligent substation
Development provide new thinking.
The scheme of unshielded site protective device are as follows: monospace access protects single device completion institute functional, such as route
Protection, mother (segmentation) protection；Distributed arrangement, the independent handset of every kind of relaying configuration, as main transformer is protected are used across interval protection
Protect handset, bus differential protection handset；The connection of this interval information is that cable directly samples, directly trips, as electric current, voltage use cable
It directly samples, trip protection, reclosing are directly tripped with cable；Across interval protection connection use GOOSE net, as start failure protection,
Far jump, demultiplex pressure etc. across blank signal.
Site in site station protects unification of three nets, composition protection private network；Site protect intelligent management unit with
Private network connection is protected, obtains protection data, while connecting station level MMS net, gives protection data transmission to other station level equipment,
And by sending scheduling station in station level telecontrol device.Station level monitoring/host information-preserving is in order to monitor protection all in station in real time
Information, scheduling station needs, which are checked, protects more handset situations across the formula that is spaced apart, if at this time all handsets protection information it is direct on
It send, the crowded of network certainly will be caused, meanwhile, there may be some redundancies in the information above sent, so that scheduling station is appointed
It is engaged in heavy, greatly reduces the efficiency of intelligent substation maintenance and maintenance.
Summary of the invention
The purpose of the present invention is to provide a kind of administrative unit for the protection of intelligent substation site and its forwarding sides
Method, to solve the problems, such as by all handsets protect information it is direct on send cause intelligent substation repair and maintenance low efficiency.
In order to solve the above technical problems, the technical solution of the present invention is as follows:
The present invention provides a kind of administrative unit retransmission methods for the protection of intelligent substation site, including walk as follows
It is rapid:
1) information that all element protection handsets of whole station are obtained according to substation SCD file, generates administrative unit model, chooses
One of handset, and its CID model file is exported as empty mounted cast；
2) substation SCD file is configured according to administrative unit model and empty mounted cast, forms station level device and communicates SCD
File；The station level device communication SCD file includes administrative unit SCD configuration file, monitoring/host SCD information-preserving configuration text
Part and telecontrol device SCD configuration file；
3) SCD file is communicated based on station level device, corresponding information is sent into monitoring/host information-preserving and/or telecontrol device.
The present invention also provides a kind of administrative units for the protection of intelligent substation site, and the administrative unit is using such as
Lower method is forwarded:
1) information that all element protection handsets of whole station are obtained according to substation SCD file, generates administrative unit model, chooses
One of handset, and its CID model file is exported as empty mounted cast；
2) substation SCD file is configured according to administrative unit model and empty mounted cast, forms station level device and communicates SCD
File；The station level device communication SCD file includes administrative unit SCD configuration file, monitoring/host SCD information-preserving configuration text
Part and telecontrol device SCD configuration file；
3) SCD file is communicated based on station level device, corresponding information is sent into monitoring/host information-preserving and/or telecontrol device.
Beneficial effects of the present invention:
The more handsets of automatic identification element protection of the present invention generate site element protection void mounted cast, convenient for automatic whole
The data for closing the more handsets of element protection are stored in empty device, and in a manner of sending on empty device list device information, element is sent in raising
It protects more handsets to integrate the reliability of information forwarding, is conducive to the efficiency for improving intelligent substation maintenance and maintenance.
It is described in step 3) for the information sent on abundant as the further improvement of administrative unit and its retransmission method
Information includes: element protection handset information, element protection void device information, element protection list device information, administrative unit device
Information.
It is right in order to improve the working efficiency of O&M and maintenance as the further improvement of administrative unit and its retransmission method
In element protection list device, element protection list device be in operate normally, overhaul, exiting or communication interruption condition under take the dress
The information set is sent；If element protection handset is at least two, exits, overhauls or communicating interrupt when the handset of selection is in
When state, choose another handset for being in normal operating condition, by normal operating condition the corresponding information of handset into
Row is sent.
As the further improvement of administrative unit and its retransmission method, in order to different according to sending target to configure on different
Administrative unit model and empty mounted cast addition in step 2), are imported substation SCD file, form the management list by SCD file
First SCD configuration file；Only administrative unit model is added and imports substation SCD file, the monitoring/host SCD information-preserving is formed and matches
Set file；Administrative unit model and empty mounted cast addition are imported into substation SCD file, and delete each handset of element protection, shape
At the telecontrol device SCD configuration file.
As the further improvement of administrative unit and its retransmission method, in order to meet different station level device customizing information
It is required that based on IEC61850MMS specification and being adopted based on station level device communication SCD file using network agent in step 3)
With the more IED modes of single network interface, corresponding information is sent to monitoring/host information-preserving and/or telecontrol device.Use network agent side
Formula send element protection handset and empty device information using the more IED modes of single network interface on simultaneously, realize and set according to different station levels
The requirement of standby customized information sends information.
Detailed description of the invention
Fig. 1 is that flow chart is sent in administrative unit；
Fig. 2 is substation SCD file schematic diagram；
Fig. 3 is administrative unit model schematic；
Fig. 4 is site bus protection void mounted cast schematic diagram；
Fig. 5 is administrative unit SCD configuration file schematic diagram；
Fig. 6 is monitoring/host SCD configuration file schematic diagram information-preserving；
Fig. 7 is telecontrol device SCD configuration file schematic diagram.
Specific embodiment
To keep the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawings and embodiments, to the present invention
It is described in further detail.
Administrative unit for the protection of intelligent substation site of the invention, using following retransmission method, to solve just
Ground beggar's machine integrates the problem of sending means to lack in information, the reliability for sending the more handsets of element protection to integrate information in raising,
Overall flow is as shown in Figure 1.
Firstly, administrative unit obtains all element protections of whole station according to substation SCD file automatic identification element protection handset
The information of handset.
Wherein, administrative unit gets all element protection handset information of whole station according to substation SCD file automatically, including complete
Element protection type of standing number, element protection handset number, handset IED title and corresponding IP.As shown in Fig. 2, substation
The IP network section of SCD station communication is 12.100.100.*.The substation SCD file includes 3 kinds of element protections, wherein route protection
PL1101AJ is monospace protection, and handset is not present；Bus protection handset is P_M1101A_1, P_M1101A_2, main transformer protection
Handset is P_T1101A_1, P_T1101A_2.Next, generating administrative unit model according to all element protection information of acquisition
TEMPLATE.icd, the communicating status information comprising element protection, a device distant place information, fixed value information on the spot, as shown in Figure 3.
Finally, the empty mounted cast P_M1101A_vi.cid and P_T1101A_vi.cid of producing element protection handset, model is substation
CID file derived from element protection handset in SCD file, consistent with protection handset model, IEDNAME is handset IEDNAME
Common portion addition vi after generate, and practical handset is distinguished, as shown in Figure 4.
Then, substation SCD file is configured according to administrative unit model and empty mounted cast, forms the communication of station level device
SCD file.Here station level device communication SCD file setting is following several:
Administrative unit model TEMPLATE and the addition of the empty mounted cast of site element protection handset are imported into substation SCD
Afterwards, administrative unit SCD configuration file is formed, as shown in figure 5, the A net network interface IP that administrative unit is communicated with station level is
10.100.100.14；Only administrative unit model is added after importing substation SCD, forms monitoring/host SCD configuration file information-preserving,
As shown in fig. 6, the A net IP of each equipment is 10.100.100.14 in the SCD file that monitoring/host information-preserving is communicated with administrative unit；
After empty mounted cast and the addition of administrative unit model are imported substation SCD but delete each handset of element protection, telecontrol device SCD is formed
Configuration file, as shown in Figure 7.
Then, administrative unit uses network agent, is used based on IEC61850MMS specification and is sent in the more IED modes of single network interface
Information above send element protection handset and empty device information to give station level equipment.
Wherein, administrative unit is communicated by A net communication network port 10.100.100.14 with station level equipment, is based on
IEC61850MMS specification is filled all element protection handsets, element protection void device, element protection list by network agent mode
Set, the information of administrative unit device is uploaded, scheme is sent in completion.
Finally, the handset selection mechanism of breath of delivering letters on establishing, provide element protection handset operate normally, overhaul, exiting or
Strategy is sent under communication interruption condition.
The strategy of handset information integration is not present in element protection list device, and all element protection list devices are operated normally, examined
Repair, exit or communication interruption condition under take the information of the present apparatus, such as 110kV site route 1 to protect PL1101AJ；Protection
When element handset is multiple and normal operation, such as site bus protection handset P_M1101A_1, P_M1101A_2 is normally transported
Row, administrative unit choose 1 information of P_M1101A_1 site bus protection handset from P_M1101A_vi void device data, make
Protect the integral data of more handsets toward sending in telecontrol device for bus bar elements；When P_M1101A_1 maintenance, exit or after communication disruption,
Administrative unit chooses 2 information of P_M1101A_2 site bus protection handset from P_M1101A_vi void device data, as mother
Thread elements protects the integral data of more handsets toward sending in telecontrol device, that is to say, that when the handset exits, overhauls or communicating interrupt
When, another handset is chosen, is still successively selected with address size.
The present invention can generate site element protection void mounted cast, automatic integrated element protects the data of more handsets to deposit
It is stored in empty device, send means to lack in information to solve the problems, such as that the more handsets of site are integrated, above to send element protection more handsets
It integrates information and provides reliability；Based on administrative unit SCD configuration file, monitoring/host SCD configuration file information-preserving, telecontrol device
SCD configuration file using network agent mode, send element protection handset and empty device using the more IED modes of single network interface on simultaneously
Information provides the method for sending different information according to the requirement of different station level device customizing information；By delivering letters on establishing
The handset selection mechanism of breath, enrich element protection handset run, overhaul, exiting or communication interruption condition under on send strategy.
It is discussed in detail although the contents of the present invention have passed through above preferred embodiment, but it should be appreciated that above-mentioned
Description is not considered as limitation of the present invention.After those skilled in the art have read above content, for of the invention
A variety of modifications and substitutions all will be apparent.Therefore, protection scope of the present invention should be limited to the appended claims.
Claims (10)
1. a kind of administrative unit retransmission method for the protection of intelligent substation site, which comprises the steps of:
1) information that all element protection handsets of whole station are obtained according to substation SCD file, generates administrative unit model, chooses wherein
One handset, and its CID model file is exported as empty mounted cast；
2) substation SCD file is configured according to administrative unit model and empty mounted cast, forms station level device communication SCD text
Part；The station level device communication SCD file includes administrative unit SCD configuration file, monitoring/host SCD configuration file information-preserving
With telecontrol device SCD configuration file；
3) SCD file is communicated based on station level device, corresponding information is sent into monitoring/host information-preserving and/or telecontrol device.
2. the administrative unit retransmission method according to claim 1 for the protection of intelligent substation site, feature exist
In in step 3), the information includes: element protection handset information, element protection void device information, element protection list device letter
Breath, administrative unit device information.
3. the administrative unit retransmission method according to claim 1 for the protection of intelligent substation site, feature exist
In, for element protection list device, element protection list device be in operate normally, overhaul, exiting or communication interruption condition under it is equal
The information of the device is taken to be sent；If element protection handset is at least two, exits, overhauls or lead to when the handset of selection is in
When interrogating interrupt status, another handset for being in normal operating condition is chosen, the handset in normal operating condition is corresponding
Information is sent.
4. the administrative unit retransmission method according to claim 1 for the protection of intelligent substation site, feature exist
In administrative unit model and the addition of empty mounted cast being imported substation SCD file, form the administrative unit SCD in steps 2)
Configuration file；
Only administrative unit model is added and imports substation SCD file, forms the monitoring/host SCD configuration file information-preserving；
Administrative unit model and empty mounted cast addition are imported into substation SCD file, and delete each handset of element protection, forms institute
State telecontrol device SCD configuration file.
5. the administrative unit retransmission method according to claim 1 for the protection of intelligent substation site, feature exist
In, in step 3), based on station level device communication SCD file based on IEC61850MMS specification and used using network agent
Single more IED modes of network interface, are sent to monitoring/host information-preserving and/or telecontrol device for corresponding information.
6. a kind of administrative unit for the protection of intelligent substation site, which is characterized in that the administrative unit uses such as lower section
Method is forwarded:
1) information that all element protection handsets of whole station are obtained according to substation SCD file, generates administrative unit model, chooses wherein
One handset, and its CID model file is exported as empty mounted cast；
2) substation SCD file is configured according to administrative unit model and empty mounted cast, forms station level device communication SCD text
Part；The station level device communication SCD file includes administrative unit SCD configuration file, monitoring/host SCD configuration file information-preserving
With telecontrol device SCD configuration file；
3) SCD file is communicated based on station level device, corresponding information is sent into monitoring/host information-preserving and/or telecontrol device.
7. the administrative unit according to claim 6 for the protection of intelligent substation site, which is characterized in that step 3)
In, the information includes: element protection handset information, element protection void device information, element protection list device information, management list
Element apparatus information.
8. the administrative unit according to claim 6 for the protection of intelligent substation site, which is characterized in that for member
Part protects single device, element protection list device be in operate normally, overhaul, exiting or communication interruption condition under take the device
Information is sent；If element protection handset is at least two, exits, overhauls or communicating interrupt state when the handset of selection is in
When, another handset for being in normal operating condition is chosen, the corresponding information of handset in normal operating condition is sent out
It send.
9. the administrative unit according to claim 6 for the protection of intelligent substation site, which is characterized in that step 2)
In, administrative unit model and empty mounted cast addition are imported into substation SCD file, form the administrative unit SCD configuration file；
Only administrative unit model is added and imports substation SCD file, forms the monitoring/host SCD configuration file information-preserving；
Administrative unit model and empty mounted cast addition are imported into substation SCD file, and delete each handset of element protection, forms institute
State telecontrol device SCD configuration file.
10. the administrative unit according to claim 6 for the protection of intelligent substation site, which is characterized in that step
3) in, SCD file is communicated based on station level device, it is based on IEC61850MMS specification and more using single network interface using network agent
Corresponding information is sent to monitoring/host information-preserving and/or telecontrol device by IED mode.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810887036.4A CN109088475B (en) | 2018-08-06 | 2018-08-06 | Management unit for intelligent substation on-site protection and forwarding method thereof |
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| CN201810887036.4A CN109088475B (en) | 2018-08-06 | 2018-08-06 | Management unit for intelligent substation on-site protection and forwarding method thereof |
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| CN110765083A (en) * | 2019-09-30 | 2020-02-07 | 许昌许继软件技术有限公司 | Data forwarding equipment of intelligent substation and memory optimization method thereof |
| CN111564821A (en) * | 2020-04-17 | 2020-08-21 | 许昌许继软件技术有限公司 | Automatic configuration method of on-site management unit |
| CN112803598A (en) * | 2021-03-05 | 2021-05-14 | 中国电力科学研究院有限公司 | Multi-source cooperative protection configuration method, system, equipment and storage medium for power distribution network |
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| CN112803598B (en) * | 2021-03-05 | 2022-06-07 | 中国电力科学研究院有限公司 | Multi-source cooperative protection configuration method, system, equipment and storage medium for power distribution network |
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