CN103840557A - Transformer substation system - Google Patents
Transformer substation system Download PDFInfo
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- CN103840557A CN103840557A CN201410119784.XA CN201410119784A CN103840557A CN 103840557 A CN103840557 A CN 103840557A CN 201410119784 A CN201410119784 A CN 201410119784A CN 103840557 A CN103840557 A CN 103840557A
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- transformer
- current
- voltage
- transformer substation
- controller
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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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- 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
- Y04S10/40—Display of information, e.g. of data or controls
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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
- 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
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- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
Abstract
The invention discloses a transformer substation system which comprises a main controller used for monitoring a whole transformer substation network, at least one system controller connected with the main controller, a merging unit, a transformer, an interface unit, a current transformer, a voltage transformer and an auxiliary primary device connected with the interface unit in an inserted mode, wherein the merging unit, the transformer and the interface unit are connected with the system controller and the current transformer and the voltage transformer are connected with the merging unit; the merging unit is used for processing data of the current transformer and the voltage transformer; the transformer is used for changing voltages and currents; the interface unit is used for transmitting the data; the current transformer is used for current transformation and electrical isolation; the voltage transformer is used for voltage transformation; the auxiliary primary device is used for collecting the data. According to the transformer substation system, an electrical device wiring diagram of a transformer substation and a network device connecting diagram can be combined, a manager can clearly master a transmission link of a data information stream in a network structure and a relevant power device, and the information stream is more visual and more visible.
Description
Technical field
The present invention relates to power automation technical field, be specifically related to a kind of transformer substation system.
Background technology
In order to meet growing electricity needs, the whole nation is just at the strong intelligent grid of Accelerating The Construction at present.Intelligent substation, as strengthening one of core content in power grid construction, is the important component part of intelligent grid.During " 12 ", national grid will carry out the Large scale construction of intelligent substation, wherein has newly-built intelligent substation also to have the intellectualized reconstruction to traditional transformer station.
Along with the development of intelligent substation, the network equipment is combined day by day tight with electric equipment, and the network information is applied also more and more extensive in transformer station, and electric equipment in transformer station often with the network information, the network equipment is relevant.
The automation of transformer station has been experienced from the abbreviation of RTU(REMOTE TERMINAL UNIT, both remote data terminal) to the electric substation automation system stage, then to complex automatic system stage and present digital transformer substation, the intelligent power transformation automation system of main flow gradually.
But electric substation automation system of the prior art adopts the arrangement form of unit interval at transformer station secondary system, relatively independent between device, lacks overall coordination and optimization, and information can not be shared, wiring complexity, system extension complexity, is mainly manifested in:
The information that transformer station gathers can mainly be divided into: the accident informations such as system transportation load measurement information, status information of equipment, device exception information, protection action tripping operation; the harvester collection that these information exchanges are excessively different, and processed and application by different specialized departments by different information systems.Between each system and application, lack unified Modeling standard, the information interaction between different application is take specialty as boundary, and in actual motion, the facility information of different units cannot be shared, and forms information island.
In existing transformer station, the IED equipment such as protection, control lacks unified function and interface equipment, and communication standard is lack of consistency, the otherness that identical stipulations realize, and these have caused cannot realizing interoperability between the IED of different vendor, more cannot exchange.
Due to the limitation of interoperability and information model, existing transformer substation system upgrades and need to pay larger cost carrying out system extension or environment division.Especially difficulty seems in the time adopting devices from different manufacturers renewal and field adjustable.
In existing electric substation automation system, between equipment, adopt cable to be connected between equipment and automated system.In actual motion, can there is the secondary device operation exception that caused by electromagnetic interference and primary equipment transmission overvoltage because of cable, and comparatively difficulty of second loop grounding dotted state detection in real time, can produce harmful effect to protection, form the hidden danger of substation operation.
Summary of the invention
The object of the present invention is to provide a kind of transformer substation system, Substation Electric Equipment winding diagram and network equipment connection layout can be combined, contribute to administrative staff more clearly to hold transmission link and the associated power equipment of data message stream in network configuration, make information flow more intuitively visual; The network debug time that reduces smart machine, is conducive to ordering and the standardization of transformer station's information.
In order to achieve the above object, the present invention is achieved through the following technical solutions: a kind of transformer substation system, be characterized in, and comprise:
Master controller, for monitoring whole transformer station network;
At least one system controller is connected with master controller;
The merge cells, transformer, the interface arrangement that are connected with system controller;
The current transformer, the voltage transformer that are connected with merge cells;
The auxiliary primary equipment patching with interface arrangement;
Wherein, described merge cells is for the treatment of the data of current transformer and voltage transformer;
Described transformer is used for changing voltage and current;
Described interface arrangement is used for transmitting data;
Described current transformer is for current transformation and electrical isolation;
Described voltage transformer is for voltage transformation;
Described auxiliary primary equipment is for image data.
The other end of described master controller connects telecontrol system.
Between described system controller and merge cells, interface arrangement, adopt optical cable to be connected.
Described system controller comprises processor module and the network interface that is connected with processor module, power module and display module on the spot;
Described power module is connected with display module on the spot
Described processor module is for the protection of, measurement, control, communication;
Described network interface is for transmitting data between system controller and master controller, merge cells and interface arrangement;
Described power module is used to the power supply of whole system controller;
Described display module is on the spot for showing the data of record.
Described transformer is three-phase on-load tap-changing transformer.
Described current transformer is electronic current mutual inductor;
Described voltage transformer is electronic type voltage transformer.
Described auxiliary primary equipment is arc suppression coil and/or reactor and/or lightning arrester.
A kind of transformer substation system of the present invention compared with prior art has the following advantages: owing to being provided with electronic current mutual inductor, electronic type voltage transformer, there is digital communication disposal ability, changes information into digital data transmission, and convenient and swift; Owing to being provided with interface arrangement, convenient communication, is beneficial to Digital Realization; Owing to being provided with system, be convenient to Real-Time Monitoring, reliability is high, good stability.
Accompanying drawing explanation
Fig. 1 is the overall structure block diagram of a kind of transformer substation system of the present invention.
Fig. 2 is the overall structure block diagram of system controller.
Embodiment
Below in conjunction with accompanying drawing, by describing a preferably specific embodiment in detail, the present invention is further elaborated.
Transformer substation system, for 35kV adopts line-transformer unit wiring.10kV adopts single mother partition, and first phase is allotted line 12 times, reserved 4 times.Reserved 4 times equipped circuit positions of second phase.Every section of bus of 10kV is installed arc suppression coil, capacitor.Every section of bus of 10kV is installed one group of voltage transformer, for measuring and protection.35kV is subject to electric wire, 10kV to allot line and main secondary circuit is all installed three-phase type CT, for measuring and protection.Every section of bus of 35kV inlet wire and 10kV is installed one group of zinc oxide arrester.
As shown in Figure 1, transformer substation system meets IEC61850 standard, is divided into station level, wall, process layer; Station level comprises master controller 1, for the equipment of supervision interval layer and process layer, wall arranges at least one system controller 2, the equipment of wall is called secondary device, system controller 2 is connected with master controller 1, and system controller 2 can be by integral the Function Integration Mechanisms such as monitoring (protection), electric energy metrical, range finding, record ripple, PMU and electric energy quality monitoring; Process layer, the equipment of process layer is called primary equipment, process layer is the faying face of primary equipment and secondary device, for the collection of switching value, analog quantity and the execution of control command, mainly comprises the merge cells 3, transformer 4, the interface arrangement 5 that are connected with system controller 2; The current transformer 6, the voltage transformer 7 that are connected with merge cells 3; Merge cells 3 is for the treatment of the data of current transformer 6 and voltage transformer 7; Current transformer 6(electronic current mutual inductor) for current transformation and electrical isolation; Voltage transformer 7(electronic type voltage transformer) for voltage transformation; Transformer 4 is for changing voltage and current; Interface arrangement 5 is for transmitting data; The auxiliary primary equipment 8 patching with interface arrangement 5; Auxiliary primary equipment 8 is for image data.Auxiliary primary equipment 8 mainly comprises direct current system, arc suppression coil, reactor, lightning arrester,
Between master controller 1 and system controller 2, be connected by Ethernet.The other end of master controller 1 connects telecontrol system, realizes unattendedly, realizes the anti-incorrect manipulation deadlock function of entirely standing by supervisory control system.Between system controller 2 and merge cells 3, interface arrangement 5, adopt optical cable to be connected.System controller 2 adopts two-shipper, redundancy setting, and has enough safe quarantine measures.Primary equipment fault or damage, can not cause incorrect operation or the damage of protection control appliance; The trouble or failure of secondary device, can not cause the incorrect operation of adjacent secondary device or system; The fault of network and the network equipment, can not cause protection control appliance incorrect operation; When the substation level system failure, protection measuring and controlling equipment should still can normally move and act on primary equipment, and should be able to automatic fault detection and send warning information and indicate the position at the place of damaging element.
As shown in Figure 2, system controller 2(model is EP-IED3000 serial system controller unit) comprise processor module 21 and the network interface 22 that is connected with processor module 21, power module 23 and display module 24 on the spot; Power module 23 is connected with display module 24 on the spot; Processor module 21 is for the protection of, measurement, control, communication; Network interface 22 is for transmitting data between system controller 2 and master controller 1, merge cells 3 and interface arrangement 5; Power module 23 is used to whole system controller 2 to power; Display module 24 is for showing the data of record on the spot.
Transformer 4 is 40000kVA low noise, low-loss three-phase on-load tap-changing transformer, and the type of cooling is self cool.Technical parameter is: voltage ratio: 35+/-8X1.25%/10.5kV short-circuit impedance Uk=9% load loss Pk=140.7kW no-load loss P0=35.4kW.
Although content of the present invention has been done detailed introduction by above preferred embodiment, will be appreciated that above-mentioned description should not be considered to limitation of the present invention.Read after foregoing those skilled in the art, for multiple modification of the present invention and substitute will be all apparent.Therefore, protection scope of the present invention should be limited to the appended claims.
Claims (8)
1. a transformer substation system, is characterized in that, comprises:
Master controller (1), for monitoring whole transformer station network;
At least one system controller (2) is connected with master controller (1);
The merge cells (3), transformer (4), the interface arrangement (5) that are connected with system controller (2);
The current transformer (6), the voltage transformer (7) that are connected with merge cells (3);
The auxiliary primary equipment (8) patching with interface arrangement (5);
Wherein, described merge cells (3) is for the treatment of the data of current transformer (6) and voltage transformer (7);
Described transformer (4) is for changing voltage and current;
Described interface arrangement (5) is for transmitting data;
Described current transformer (6) is for current transformation and electrical isolation;
Described voltage transformer (7) is for voltage transformation;
Described auxiliary primary equipment (8) is for image data.
2. transformer substation system as claimed in claim 1, is characterized in that, between described master controller (1) and system controller (2), is connected by Ethernet.
3. transformer substation system as claimed in claim 1, is characterized in that, the other end of described master controller (1) connects telecontrol system.
4. transformer substation system as claimed in claim 1, is characterized in that, described system controller (2) and merge cells (3), interface arrangement adopt optical cable to be connected between (5).
5. transformer substation system as claimed in claim 1, it is characterized in that, described system controller (2) comprises processor module (21) and the network interface (22) that is connected with processor module (21), power module (23) and display module (24) on the spot;
Described power module (23) is connected with display module (24) on the spot;
Described processor module (21) is for the protection of, measurement, control, communication;
Described network interface (22) is for transmitting data between system controller (2) and master controller (1), merge cells (3) and interface arrangement (5);
Described power module (23) is used to whole system controller (2) power supply;
Described display module on the spot (24) is for showing the data of record.
6. transformer substation system as claimed in claim 1, is characterized in that, described transformer (4) is three-phase on-load tap-changing transformer.
7. transformer substation system as claimed in claim 1, is characterized in that, described current transformer (6) is electronic current mutual inductor;
Described voltage transformer (7) is electronic type voltage transformer.
8. transformer substation system as claimed in claim 1, is characterized in that, described auxiliary primary equipment (8) is arc suppression coil and/or reactor and/or lightning arrester.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410119784.XA CN103840557A (en) | 2014-03-28 | 2014-03-28 | Transformer substation system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410119784.XA CN103840557A (en) | 2014-03-28 | 2014-03-28 | Transformer substation system |
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| CN103840557A true CN103840557A (en) | 2014-06-04 |
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| CN201410119784.XA Pending CN103840557A (en) | 2014-03-28 | 2014-03-28 | Transformer substation system |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030144803A1 (en) * | 2002-01-29 | 2003-07-31 | Takayuki Wakida | Substation system |
| CN201813166U (en) * | 2010-09-03 | 2011-04-27 | 河北旭辉电气股份有限公司 | General reactive compensation integrated system adopting main controller to control and manage multiple reactive compensation devices |
| CN102255394A (en) * | 2011-08-08 | 2011-11-23 | 青岛特锐德电气股份有限公司 | Digital intelligent box-type power transformation device |
| CN202978423U (en) * | 2012-09-29 | 2013-06-05 | 南京国电南自轨道交通工程有限公司 | Transformer station distributed network type remote control intelligent terminal |
| CN203813524U (en) * | 2014-03-28 | 2014-09-03 | 国网上海市电力公司 | Transformer substation system |
-
2014
- 2014-03-28 CN CN201410119784.XA patent/CN103840557A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030144803A1 (en) * | 2002-01-29 | 2003-07-31 | Takayuki Wakida | Substation system |
| CN201813166U (en) * | 2010-09-03 | 2011-04-27 | 河北旭辉电气股份有限公司 | General reactive compensation integrated system adopting main controller to control and manage multiple reactive compensation devices |
| CN102255394A (en) * | 2011-08-08 | 2011-11-23 | 青岛特锐德电气股份有限公司 | Digital intelligent box-type power transformation device |
| CN202978423U (en) * | 2012-09-29 | 2013-06-05 | 南京国电南自轨道交通工程有限公司 | Transformer station distributed network type remote control intelligent terminal |
| CN203813524U (en) * | 2014-03-28 | 2014-09-03 | 国网上海市电力公司 | Transformer substation system |
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Application publication date: 20140604 |