CN201774313U - Process layer combining unit - Google Patents
Process layer combining unit Download PDFInfo
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- CN201774313U CN201774313U CN2010202174185U CN201020217418U CN201774313U CN 201774313 U CN201774313 U CN 201774313U CN 2010202174185 U CN2010202174185 U CN 2010202174185U CN 201020217418 U CN201020217418 U CN 201020217418U CN 201774313 U CN201774313 U CN 201774313U
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- controller module
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- ethernet exchange
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- 238000000034 method Methods 0.000 title claims abstract description 54
- 230000001681 protective effect Effects 0.000 claims description 7
- 238000013461 design Methods 0.000 abstract description 11
- 238000012545 processing Methods 0.000 abstract description 3
- 238000005259 measurement Methods 0.000 abstract description 2
- 239000000428 dust Substances 0.000 abstract 1
- 230000002349 favourable effect Effects 0.000 abstract 1
- 230000002265 prevention Effects 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 1
- 238000010276 construction Methods 0.000 description 8
- 230000010354 integration Effects 0.000 description 7
- 238000010586 diagram Methods 0.000 description 5
- 238000004891 communication Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 230000008901 benefit Effects 0.000 description 2
- 230000001413 cellular effect Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000005070 sampling Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000000280 densification Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000005670 electromagnetic radiation Effects 0.000 description 1
- 238000009432 framing Methods 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 230000006855 networking Effects 0.000 description 1
- 239000013307 optical fiber Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02B90/20—Smart grids as enabling technology in buildings sector
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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 utility model relates to a process layer combining unit, which comprises a case with a controller module insert inside. An electronic mutual inductor interface and an LED driving device are further arranged inside the case and connected with the controller module insert; an Ethernet exchange insert is further arranged inside the case; an output end of the Ethernet exchange insert is bidirectionally connected with an input end of a controller module; and an input end of the Ethernet exchange insert is used for being bidirectionally connected with a backbone network switchboard and a measurement, control and protection device. The process layer combining unit expands an Ethernet exchange device, shares one case on hardware, effectively shields electromagnetic interference signals, is favorable for dust and water prevention, and simultaneously improves reliability and reduces equipment hardware design and processing costs as the positions of the process layer combining unit and the Ethernet exchange device are relatively fixed.
Description
Technical field
The utility model relates to the laminated and unit of a kind of process, belongs to intelligent substation process layer equipment.
Background technology
Intelligent substation is the developing direction of automation of transformation substations technology, the project that also present just domestic electric power system is widelyd popularize, and primary equipment intellectuality and secondary device networking are one of core technologies of intelligent substation.According to IEC 61850 communication specifications, intelligent substation is divided into three layers: process layer, wall and station level, transformer station's integral body are based upon on the basis of communication network, and communication network becomes the most important thing of intelligent substation.
The nucleus equipment of process layer network is exactly a switch, is connecting the IED equipment of wall above the switch, comprises relaying protection, measure and control device, electric power meter etc., is connecting the intelligence interface and the merge cells of process layer below.During the real-time electric parameters of intelligent substation operation power detects, the measurement of electric current, voltage is compared different with usual manner be that traditional electromagnetic current transducer, voltage transformer replaced by electronic mutual inductor, collection traditional analog amount is directly gathered digital quantity and is replaced, the advantage of doing like this is a strong anti-interference performance, insulation and anti-saturation characteristic are good, and instrument transformer has been realized miniaturization, densification.Merge cells in the process layer is exactly that the digital quantity of electronic mutual inductor output is gathered, utilize intelligent connection instrument transformer and the LED drive unit of CPU, and convert Ethernet data to by the 61850-9 stipulations, realize the necessary condition of digital collection and transmission according to the international stipulations of IEC61850.
Different with traditional transformer station, the data sampling of primary circuit and control protection equipment send trip signal etc. and all transmit through the process layer network in the intelligent substation.The process layer network is the lifeblood passage of interactive information between bay device and the process layer equipment, and its reliability and real-time have directly determined the availability of transformer substation system.At present the process layer network adopts many switches (Switch) link to form usually during engineering construction, and the general network architecture that adopts is the process layer network that " switch+backbone network switch at interval " constitutes Star topology or ring topology.Specific practice is as shown in Figure 1: by the arranged spaced switch, it is switch of each arranged spaced, switch connects by one or more backbone network switch at interval again, constitute backbone network star network or loop network, the intelligent interface unit of process layer and merge cells and switch all independently are provided with.
Switch is as the important node of communication network, its reliability and failure rate are the important indicators of the normal operation of intelligent substation, switch device operation irregularity the lighter causes the stoppage in transit at whole interval, under the serious situation as the damage of backbone network switch even the forfeiture of the electrical secondary system function that can cause standing entirely.
At present, the industrial switch product that meet industrial requirements, adapt to transformer station's strong electromagnetic running environment, satisfy the intelligent substation high bandwidth, the high real-time transfer of data requires is few, existing switch price is very expensive on the market, and the medium scale intelligent substation only investment of switch just accounts for 1/3 of whole secondary control system investment.High exchanges data cost impact the further popularization and the development of intelligent substation technology.
Summary of the invention
Problems such as the purpose of this utility model provides the laminated and unit of a kind of process, independently uses the cost height that is brought to solve laminated and unit of existing process and switch, and reliability is low.
For achieving the above object; the process that the utility model provides first kind of technical scheme laminated and unit is as follows: the laminated and unit of a kind of process; the cabinet that comprises the built-in controller module plug-in; also be provided with the electric mutual inductor interface and the LED drive unit that link to each other with the control of controller module plug-in unit in the cabinet; also be provided with Ethernet exchange plug-in unit in the described cabinet; the output of described Ethernet exchange plug-in unit is connected with the input of controller module is two-way, and the input of Ethernet exchange plug-in unit is used for being connected with backbone network switch, observing and controlling and protective device are two-way.
Described controller module comprises central controller and built-in interface thereof; described Ethernet exchange plug-in unit comprises at least two network interfaces and has the switch module of exchange processor and exchanger chip; controller module is by network interface two-way be connected of its built-in interface with Ethernet exchange plug-in unit, and all the other network interfaces of Ethernet exchange plug-in unit are used for being connected with backbone network switch, observing and controlling and protective device are two-way.
Described cabinet is totally-enclosed cabinet, and integral panels adopts the snapping mode between plate.
The process that the utility model provides second kind of technical scheme laminated and unit is as follows: the laminated and unit of a kind of process; the cabinet that comprises the built-in controller module plug-in; also be provided with the electric mutual inductor interface and the LED drive unit that link to each other with the control of controller module plug-in unit in the cabinet; be integrated with central controller and built-in interface thereof on the controller module plug-in unit; also expand in the printed board of described controller module plug-in unit and be connected with exchanger chip; described central controller is connected with exchanger chip is two-way, and described built-in interface is used for and the backbone network switch; the two-way connection of observing and controlling and protective device.
Described cabinet is totally-enclosed cabinet, and integral panels adopts the snapping mode between plate.
Laminated and the unit extensions of process of the present utility model ethernet switching device, a shared cabinet on the hardware, electromagnetic interference signal is effectively shielded, and help dustproof and waterproof, simultaneously because process is laminated and the position relative fixed of unit and switching equipment, improved reliability, equipment dependability〉the laminated and unit reliability * switch reliability of reliability=process of former two equipment, also reduced device hardware design and processing cost; On the other hand, intelligent substation process layer IED device integration is improved, makes the construction of intelligent substation and maintenance become simpler, convenient, significantly reduce cable and connector quantity between the equipment, reduce construction working amount, technical difficulty, reduce the transformer substation construction cost simultaneously; When device integration improves, the raising that reliable hardware scheme has brought whole process layer network reliability.Laminated and the unit of process of the present utility model hardware component select and structural design on take into full account the abominable running environment of outdoor installation, integrated design reduces the hardware fault rate greatly; Simultaneously, the design of high integration reduces the table of equipment number on the process layer network, helps the raising of network reliability.
Description of drawings
Fig. 1 is a network system typical structure schematic diagram in the existing intelligent substation;
Fig. 2 is the utility model network architecture schematic diagram in whole intelligent substation;
Fig. 3 is the laminated and cellular system structural representation of the process of the utility model mode one;
Fig. 4 is the laminated and cellular system structural representation of the process of the utility model mode two.
Embodiment
Be illustrated in figure 2 as the network architecture schematic diagram of the utility model in whole intelligent substation, as seen from the figure, laminated and unit combines with switch at interval this device with former process, is integrated into a kind of laminated and unit of novel process with Ethernet switch function.
Be illustrated in figure 3 as the system configuration schematic diagram of first kind of mode embodiment of the utility model, as seen from the figure, the former process interior process layer equipment of the cabinet laminated and unit is core with the controller module with central controller CPU and built-in interface thereof, input is connected with the output of electric mutual inductor interface is two-way, and its output links to each other with the input of LED drive unit.On this basis, also be provided with the printed board of Ethernet exchange plug-in unit in this cabinet, the core of this printed board is a switch module: be made of management processor CPU and exchanger chip, at least two 100M Ethernet interfaces (present embodiment is six) also are provided, one of them network interface built-in interface laminated with former process as built-in network interface and the unit links to each other, as exchanges data; All the other network interfaces as with the network interface that links to each other of other equipment such as intelligent interface unit, protective device, measuring equipment at interval.This process has 2 cpu chips in the laminated and unit, central controller CPU be responsible for receiving to the time signal, to guarantee the accuracy of sampled data; Each electric mutual inductor sampling input data is handled, and become Ethernet data, output to process layer network or relevant intelligent electronic device by optical fiber again by IEC 61850-9-1 or IEC 61850-9-2 standard handovers; Another management processor CPU at Ethernet exchange plug-in unit is responsible for the administration configuration function to exchanger chip, supports IEEE 802.1p priority, supports 802.1Q VLAN to be provided with, to support the 802.1x port security, supports 802.1d to generate tree etc.
Be illustrated in figure 4 as the system configuration schematic diagram of the utility model second way embodiment, as seen from the figure, laminated and the unit integrated technical grade exchanger chip on the CPU board of central controller of the process of present embodiment, realize that function is identical with embodiment 1, difference is to have only 1 cpu chip in the laminated and unit of this process, promptly be responsible for the IEC61850 stipulations and resolve the logic function of framing, data merging, realize administration configuration function simultaneously exchanger chip.
Laminated and the unit of process is as one of intelligent assembly of smart machine, all require to install with electric mutual inductor, therefore running environment might be in the room external environment, hardware designs must adopt totally-enclosed cabinet, and integral panels adopts the snapping mode between plate, firm safety, the components and parts type selecting all adopts the industrial standard low-power consumption, and entire equipment can be worked in the environment of humidity 5%～95% temperature-40 ℃～+ 85 ℃.Strong and weak electricity is strict separately during design, and the antijamming capability of device, anti-vibration ability are strong, class of insulation height, and relevant criterion is also satisfied in external electromagnetic radiation.
Laminated and the unit extensions of process of the present utility model ethernet switching device, a shared cabinet on the hardware, be a shared power supply and a casing, electromagnetic interference signal is effectively shielded, and help dustproof and waterproof, because process is laminated and the position relative fixed of unit and switching equipment, improved reliability simultaneously.Equipment dependability〉the laminated and unit reliability * switch reliability of reliability=process of former two equipment, and also reduce device hardware design/cost of processing.In addition, this device is improved intelligent substation process layer IED device integration, and the most tangible benefit of bringing like this is to have saved installing space.For process bed device and the switch mode of all installing in the control cubicle out of doors at interval, because the installing space itself in the outdoor control cubicle is very limited, equipment of the present utility model reduces the requirement of installing space, is convenient to engineering construction; For the mode that switch is installed at master-control room, the space on the equipment direct saving protection screen of the present utility model reduces the quantity of shielding, and saves the space of master-control room.Simultaneously, the application of high integration equipment makes the construction of intelligent substation and maintenance become simpler, convenient, significantly reduces cable and connector quantity between the equipment, reduces construction working amount, technical difficulty, reduces the transformer substation construction cost simultaneously.When device integration improves, the raising that reliable hardware scheme has brought whole process layer network reliability.
Process of the present utility model is laminated and install the abominable running environment that takes into full account outdoor installation on hardware component selection and structural design, and integrated design reduces the hardware fault rate greatly; The design of high integration reduces the table of equipment number on the process layer network, helps the raising of network reliability.
Claims (4)
1. laminated and unit of process with switch function, the cabinet that comprises the built-in controller module plug-in, also be provided with the electric mutual inductor interface and the LED drive unit that link to each other with the control of controller module plug-in unit in the cabinet, it is characterized in that: also be provided with Ethernet exchange plug-in unit in the described cabinet, the output of described Ethernet exchange plug-in unit is connected with the input of controller module is two-way, and the input of Ethernet exchange plug-in unit is used for being connected with backbone network switch, observing and controlling and protective device are two-way; Described controller module plug-in unit comprises central controller and built-in interface thereof; described Ethernet exchange plug-in unit comprises at least two network interfaces and has the switch module of exchange processor and exchanger chip; the controller module plug-in unit is by network interface two-way be connected of its built-in interface with Ethernet exchange plug-in unit, and all the other network interfaces of Ethernet exchange plug-in unit are used for being connected with backbone network switch, observing and controlling and protective device are two-way.
2. the laminated and unit of process with switch function according to claim 1, it is characterized in that: described cabinet is totally-enclosed cabinet, integral panels adopts the snapping mode between plate.
3. laminated and unit of process with switch function; the cabinet that comprises the built-in controller module plug-in; also be provided with the electric mutual inductor interface and the LED drive unit that link to each other with the control of controller module plug-in unit in the cabinet; be integrated with central controller and built-in interface thereof on the controller module plug-in unit; it is characterized in that: also expand being connected with exchanger chip in the printed board of described controller module plug-in unit; described central controller is connected with exchanger chip is two-way, and described built-in interface is used for being connected with backbone network switch, observing and controlling and protective device are two-way.
4. the laminated and unit of process with switch function according to claim 3, it is characterized in that: described cabinet is totally-enclosed cabinet, integral panels adopts the snapping mode between plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202174185U CN201774313U (en) | 2010-06-07 | 2010-06-07 | Process layer combining unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202174185U CN201774313U (en) | 2010-06-07 | 2010-06-07 | Process layer combining unit |
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| Publication Number | Publication Date |
|---|---|
| CN201774313U true CN201774313U (en) | 2011-03-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202174185U Expired - Fee Related CN201774313U (en) | 2010-06-07 | 2010-06-07 | Process layer combining unit |
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| Country | Link |
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| CN (1) | CN201774313U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102332751A (en) * | 2011-07-13 | 2012-01-25 | 国电南京自动化股份有限公司 | Measurement and control device connected with double sets of process layer devices in intelligent substation and measurement and control method thereof |
| CN102694420A (en) * | 2012-06-08 | 2012-09-26 | 上海毅昊自动化有限公司 | Intelligent transformer networked measurement and control system and method |
| CN103354027A (en) * | 2013-06-28 | 2013-10-16 | 许继集团有限公司 | Point-to-multipoint sampling value transmission method and system |
| CN104078945B (en) * | 2014-07-25 | 2017-02-15 | 云南电网公司 | Busbar differential protection optimization method and busbar differential protection system for intelligent transformer substation |
-
2010
- 2010-06-07 CN CN2010202174185U patent/CN201774313U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102332751A (en) * | 2011-07-13 | 2012-01-25 | 国电南京自动化股份有限公司 | Measurement and control device connected with double sets of process layer devices in intelligent substation and measurement and control method thereof |
| CN102694420A (en) * | 2012-06-08 | 2012-09-26 | 上海毅昊自动化有限公司 | Intelligent transformer networked measurement and control system and method |
| CN102694420B (en) * | 2012-06-08 | 2014-11-05 | 上海毅昊自动化有限公司 | Intelligent transformer networked measurement and control system and method |
| CN103354027A (en) * | 2013-06-28 | 2013-10-16 | 许继集团有限公司 | Point-to-multipoint sampling value transmission method and system |
| CN104078945B (en) * | 2014-07-25 | 2017-02-15 | 云南电网公司 | Busbar differential protection optimization method and busbar differential protection system for intelligent transformer substation |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20131129 Address after: No. 1298 Xuchang City, Henan province 461000 XJ Avenue Patentee after: Xuji Electric Co., Ltd. Patentee after: Xuchang Xuji Software Technology Co., Ltd. Address before: No. 1298 Xuchang City, Henan province 461000 XJ Avenue Patentee before: Xuji Group Co., Ltd. Patentee before: Xuji Electric Co., Ltd. Patentee before: Xuchang Xuji Software Technology Co., Ltd. Effective date of registration: 20131129 Address after: No. 1298 Xuchang City, Henan province 461000 XJ Avenue Patentee after: Xuji Electric Co., Ltd. Patentee after: Xuchang Xuji Software Technology Co., Ltd. Address before: No. 1298 Xuchang City, Henan province 461000 XJ Avenue Patentee before: Xuji Group Co., Ltd. Patentee before: Xuji Electric Co., Ltd. Patentee before: Xuchang Xuji Software Technology Co., Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110323 Termination date: 20190607 |
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| CF01 | Termination of patent right due to non-payment of annual fee |