CN109861397A - A kind of electrical power services device of digital transformer substation - Google Patents
A kind of electrical power services device of digital transformer substation Download PDFInfo
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- CN109861397A CN109861397A CN201910270120.6A CN201910270120A CN109861397A CN 109861397 A CN109861397 A CN 109861397A CN 201910270120 A CN201910270120 A CN 201910270120A CN 109861397 A CN109861397 A CN 109861397A
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- 238000000034 method Methods 0.000 claims abstract description 19
- 230000001681 protective effect Effects 0.000 claims abstract description 12
- 238000005259 measurement Methods 0.000 claims abstract description 5
- 230000001360 synchronised effect Effects 0.000 claims description 11
- 238000013480 data collection Methods 0.000 claims description 3
- 238000004891 communication Methods 0.000 abstract description 13
- 230000005540 biological transmission Effects 0.000 abstract description 3
- 230000009977 dual effect Effects 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 9
- 230000008901 benefit Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
Classifications
-
- 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
- Y04S40/00—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them
- Y04S40/12—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment
- Y04S40/124—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment using wired telecommunication networks or data transmission busses
Landscapes
- Emergency Protection Circuit Devices (AREA)
- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
Abstract
The invention discloses a kind of electrical power services devices of digital transformer substation, comprising: processor, FPGA and embedded switch module；The processor includes the first CPU and the 2nd CPU；First CPU is by the FPGA connection process layer devices, protection, measurement and control for realizing the primary equipment connected to the process layer devices with the process layer devices；First CPU is connected with the 2nd CPU by Ethernet, and the 2nd CPU connects station level equipment and bay device by the embedded switch module；First CPU includes protective module and control module, and the 2nd CPU includes: telemechanical module and module information-preserving.Electrical power services device provided by the invention is integrated with protection, observing and controlling, telemechanical and the functional modules such as information-preserving by the processor of dual processors; reduce the quantity of secondary device by a relatively large margin; and system architecture is further simplified by embedded interchanger; by Ethernet interface physical connection between each module, the reliability and transmission speed of data communication are improved.
Description
Technical field
The present invention relates to digital transformer substation field more particularly to a kind of electrical power services devices of digital transformer substation.
Background technique
Intelligent transformer station is to be with high- speed network communication platform for intelligent object with first and second equipment of substation
It realizes information sharing and interoperability by being standardized to intelligent information, and based on network data, realizes in basis
The substation of the automation functions such as measurement monitoring, control protection, information management.
Secondary device architecture diagram in existing 110kV and following digital transformer substation is as shown in Figure 1,110kV protection observing and controlling dress
It sets, layer device is reported at equal intervals with MMS for main transformer protection device, automatic throw-in equipment of emergency power supply and 10/35kV protection supervisory equipment
The form of text is completed through interchanger and telecontrol device, the information exchange of background system, send in completion digital & analog signal data and distant
The control commands such as control tripping such as issue at the functions.In above-mentioned existing scheme, protective device is divided by function, a kind of protection
Function corresponds to a protective device, and measure and control device is divided by interval, and the corresponding multiple measure and control devices in multiple intervals, this will lead to
The secondary devices such as protection, observing and controlling are large number of in substation, interchanger need more physical internet ports for bay device with
The communication of the equipment such as background system, telecontrol device, entire framework wiring are complicated cumbersome.At the same time, existing for hardware platform
Protective device and measure and control device mostly use greatly based on distributed multi-processor and modularized hardware framework in Intelligent transformer station
Hardware platform, high-speed serial bus realizes data interaction between multi -CPU/dsp board card passes through plate, and data communication speed needs between CPU
It is promoted.
Summary of the invention
It is an object of the invention to propose a kind of electrical power services device of digital transformer substation, digital transformer substation can be reduced
The quantity of middle secondary device simplifies framework wiring, promotes communication speed.
To achieve this purpose, the present invention adopts the following technical scheme:
A kind of electrical power services device of digital transformer substation, process layer devices are connect with primary equipment, comprising: processor,
FPGA and embedded switch module；
The processor includes the first CPU and the 2nd CPU；
First CPU by the FPGA connection process layer devices, for realizing to the process layer devices with
The protection of the primary equipment of the process layer devices connection, measurement and control；
First CPU is connected with the 2nd CPU by Ethernet, and the 2nd CPU passes through the embedded interchanger
Module connects station level equipment and bay device；
First CPU includes protective module and control module, and the 2nd CPU includes: telemechanical module and module information-preserving.
Wherein, the telemechanical module is used to carry out data collection and control to the first CPU and bay device, and
Station level equipment is sent by collected data；The module information-preserving is obtained by shared drive mode from the telemechanical module
Data realize prudential sub-station function for communicating with Prudential Master.
Wherein, the first CPU further includes server function module, for summarize in the first CPU protective module and
The data of control module；The telemechanical module of 2nd CPU further includes client functionality module, passes through the first CPU and
Ethernet and the server function module between two CPU communicate to connect.
Wherein, the embedded switch module is connect by gigabit Ethernet with the 2nd CPU.
Further, the first CPU further includes the first GPS clock module, the first GPS clock module and outside
GPS clock source communication, it is synchronous for the clock of the first CPU to be carried out clock with GPS clock source.
Clock is synchronized to the 2nd CPU by Ethernet by the first CPU.
Alternatively, the 2nd CPU further includes the second GPS clock module, when the second GPS clock module is with external GPS
Clock sources traffic, it is synchronous for the clock of the 2nd CPU to be carried out clock with GPS clock source.
Wherein, the first CPU and the 2nd CPU respectively include network interface.
Further, the FPGA is connect by the embedded switch module with nework analysis module, for passing through
It states embedded switch module and the message of process layer devices is forwarded to network analyzing apparatus.
The invention has the benefit that
Electrical power services device provided by the invention is integrated with protection, observing and controlling, telemechanical and the function such as information-preserving by the processor of dual processors
Energy module reduces the quantity of secondary device by a relatively large margin, and is further simplified system architecture, each module by embedded interchanger
Between by Ethernet interface physical connection, improve the reliability and transmission speed of data communication.
Detailed description of the invention
Fig. 1 is the secondary device architecture diagram of digital transformer substation in the prior art.
Fig. 2 is the structural schematic diagram of electrical power services device provided in an embodiment of the present invention.
Fig. 3 is the GPS clock synchronization schematic diagram of digital transformer substation in the prior art.
Fig. 4 is the first GPS clock synchronization schematic diagram of electrical power services device provided in an embodiment of the present invention.
Fig. 5 is second of GPS clock synchronization schematic diagram of electrical power services device provided in an embodiment of the present invention.
Specific embodiment
To keep the technical problems solved, the adopted technical scheme and the technical effect achieved by the invention clearer, below
It will the technical scheme of the embodiment of the invention will be described in further detail in conjunction with attached drawing, it is clear that described embodiment is only
It is a part of the embodiment of the present invention, instead of all the embodiments.
The present embodiment provides a kind of electrical power services devices of digital transformer substation, are suitable for 110kV and substation below.It should
Digital transformer substation includes that process layer devices, station level equipment and bay device, process layer devices are connect with primary equipment, mistake
Journey layer equipment includes combining unit and intelligent terminal, or to close intelligence integrated equipment.
Fig. 2 is the structural schematic diagram of electrical power services device provided in an embodiment of the present invention.As shown in Fig. 2, the electrical power services device
It include: processor, FPGA 30 and embedded switch module 40.
The processor includes the first CPU 10 and the 2nd CPU 20.Wherein, the first CPU 10 and the 2nd CPU
20 respectively include network interface.
In the present embodiment, processor selects tetra- core communication processor of QorIQ T1040, it is possible to provide needed for network and communication
High-performance data access accelerates framework (DPAA) and network Peripheral Interface.T1040 is be integrated with gigabit ethernet switch 64
Position embeded processor, T series processors are suitable for mixing control and data platform application, such as fixed router, interchanger, embedding
Enter formula access device, firewall and other Packet Filtering applications and general-purpose built-in type calculates.It has higher integrated
Degree, it is possible to provide brilliant performance advantage simplifies design on hardware and software.
First CPU 10 includes protective module 101 and control module 102, and protective module 101 includes main transformer protection mould
Block and prepared auto restart module.First CPU 10 connects the process layer devices by the FPGA 30, for realizing to described
The protection for the primary equipment that process layer devices are connected with the process layer devices, measurement and control.The present embodiment selects large capacity
FPGA (Field-Programmable Gate Array, i.e. field programmable gate array), preferably Altera Cyclone
IV GX FPGA device is suitable for communication, Digital Signal Processing and industrial control field.
Further, the FPGA 30 is connect by the embedded switch module 40 with nework analysis module, for leading to
It crosses the embedded switch module and the message of process layer devices is forwarded to network analyzing apparatus.
Protective device in the prior art scheme, measure and control device are all isolated units, establish object with interchanger respectively
Reason links, and in the present embodiment, the protection supervisory equipment in these conventional numerical substations is integrated in the form of functional module
In first CPU 10 of electrical power services device, digital transformer substation design scheme is optimized, reduces the quantity of secondary device.
First CPU 10 is connected with the 2nd CPU 20 by Ethernet, using the network interface respectively carried,
Realize that ethernet communication, the 2nd CPU 20 pass through the network interface and the embedded switch module 40 by physical connection
Physical connection is connected to station level equipment and bay device by gigabit Ethernet.
2nd CPU 20 includes telemechanical module 201 and module information-preserving 202.Wherein, the telemechanical module 201 for pair
First CPU 10 and bay device carry out data collection and control, and send station level for collected data and set
It is standby；The module information-preserving 202 obtains data from the telemechanical module 201 by shared drive mode, for logical with Prudential Master
News realize prudential sub-station function.
The embedded switch module 40 is High performance industrial Ethernet switch, is controlled for realizing electrical power services device and station
Telemechanical module 201, module information-preserving in the protection supervisory equipment and the 2nd CPU20 outside data exchange, realization between layer equipment
Data exchange in 202 data exchange and substation between station level equipment.
Wherein, the first CPU 10 further includes server function module 104, is protected for summarizing in the first CPU 10
Protect the data of module 101 and control module 102；Compared with prior art, the first CPU 10 is by all 101 Hes of protective module
Multiple server modules of control module 102 have synthesized unique server function module.The telemechanical mould of 2nd CPU 20
Block 201 further includes client functionality module 204, by Ethernet between the first CPU 10 and the 2nd CPU 20 with it is described
Server function module 104 communicates to connect.The server function module 104 is 61850 server modules, client functionality module
204 be 61850 client modules, and is communicated based on IEC61850 standard.
Fig. 3 is the GPS clock synchronization schematic diagram of digital transformer substation in the prior art.As shown in figure 3, needing in the prior art
GPS to be connected for each integration of equipments GPS module and respectively to realize that clock is synchronous.
Fig. 4 is the first GPS clock synchronization schematic diagram of electrical power services device provided in an embodiment of the present invention.As shown in figure 4,
First CPU 10 further includes the first GPS clock module 103, the first GPS clock module 103 and external GPS clock source
Communication, it is synchronous for the clock of the first CPU 10 to be carried out clock with GPS clock source.Since telemechanical module 201 is to clock
Required precision it is lower, clock can be synchronized to by the 2nd CPU 20 by Ethernet by the first CPU 10.
Alternatively, as shown in figure 5, the clock of the 2nd CPU is synchronous to use another way.I.e. described 2nd CPU 20 is also
Including the second GPS clock module 203, the second GPS clock module 203 and external GPS clock sources traffic, for by described the
The clock of two CPU 20 is synchronous with GPS clock source progress clock.
Electrical power services device provided in this embodiment is integrated with protection, observing and controlling, telemechanical and information-preserving etc. by the processor of dual processors
Functional module reduces the quantity of secondary device by a relatively large margin, and is further simplified system architecture, each mould by embedded interchanger
By Ethernet interface physical connection between block, the reliability and transmission speed of data communication are improved.Meanwhile by clock synchronization link
It is simplified to one or two, clock synchronization mode is also optimized, the clock synchronism being advantageously implemented between module.
The technical principle of the invention is described above in combination with a specific embodiment.These descriptions are intended merely to explain of the invention
Principle, and shall not be construed in any way as a limitation of the scope of protection of the invention.Based on the explanation herein, the technology of this field
Personnel can associate with other specific embodiments of the invention without creative labor, these modes are fallen within
Within protection scope of the present invention.
Claims (9)
1. a kind of electrical power services device of digital transformer substation characterized by comprising processor, FPGA and embedded interchanger mould
Block；
The processor includes the first CPU and the 2nd CPU；
First CPU is by the FPGA connection procedure layer equipment, for realizing to the process layer devices and the process
The protection of the primary equipment of layer equipment connection, measurement and control；
First CPU is connected with the 2nd CPU by Ethernet, and the 2nd CPU passes through the embedded switch module
Connect station level equipment and bay device；
First CPU includes protective module and control module, and the 2nd CPU includes: telemechanical module and module information-preserving.
2. electrical power services device according to claim 1, it is characterised in that:
The telemechanical module is used to carry out data collection and control to the first CPU and bay device, and will collect
Data be sent to station level equipment；
The module information-preserving obtains data from the telemechanical module by shared drive mode, real for communicating with Prudential Master
Existing prudential sub-station function.
3. electrical power services device according to claim 2, it is characterised in that:
First CPU further includes server function module, for summarizing protective module and control module in the first CPU
Data；
The telemechanical module of 2nd CPU further includes client functionality module, by between the first CPU and the 2nd CPU
Ethernet and the server function module communicate to connect.
4. electrical power services device according to any one of claims 1 to 3, it is characterised in that:
The embedded switch module is connect by gigabit Ethernet with the 2nd CPU.
5. electrical power services device according to claim 1, which is characterized in that the first CPU further includes the first GPS clock mould
Block, the first GPS clock module and external GPS clock sources traffic, for by the clock and GPS clock source of the first CPU
It is synchronous to carry out clock.
6. electrical power services device according to claim 5, it is characterised in that:
Clock is synchronized to the 2nd CPU by Ethernet by the first CPU.
7. electrical power services device according to claim 5, it is characterised in that: the 2nd CPU further includes the second GPS clock mould
Block, the second GPS clock module and external GPS clock sources traffic, for by the clock and GPS clock source of the 2nd CPU
It is synchronous to carry out clock.
8. electrical power services device according to claim 1, it is characterised in that:
First CPU and the 2nd CPU respectively include network interface.
9. electrical power services device according to claim 1, it is characterised in that:
The FPGA is connect by the embedded switch module with nework analysis module, for passing through the embedded interchanger mould
The message of process layer devices is forwarded to network analyzing apparatus by block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910270120.6A CN109861397A (en) | 2019-04-04 | 2019-04-04 | A kind of electrical power services device of digital transformer substation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910270120.6A CN109861397A (en) | 2019-04-04 | 2019-04-04 | A kind of electrical power services device of digital transformer substation |
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| CN109861397A true CN109861397A (en) | 2019-06-07 |
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| CN201910270120.6A Pending CN109861397A (en) | 2019-04-04 | 2019-04-04 | A kind of electrical power services device of digital transformer substation |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112562436A (en) * | 2020-11-20 | 2021-03-26 | 国网浙江省电力有限公司培训中心 | Monitoring training system for intelligent substation |
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-
2019
- 2019-04-04 CN CN201910270120.6A patent/CN109861397A/en active Pending
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| CN204695155U (en) * | 2015-01-30 | 2015-10-07 | 擎宏电子企业有限公司 | Circuit when being used in the real-time clock school of multiple CPU |
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Application publication date: 20190607 |