CN201717875U - Process layer intelligent interface unit - Google Patents
Process layer intelligent interface unit Download PDFInfo
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- CN201717875U CN201717875U CN2010202174170U CN201020217417U CN201717875U CN 201717875 U CN201717875 U CN 201717875U CN 2010202174170 U CN2010202174170 U CN 2010202174170U CN 201020217417 U CN201020217417 U CN 201020217417U CN 201717875 U CN201717875 U CN 201717875U
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Abstract
The utility model relates to a process layer intelligent interface unit, which includes a chassis with a controller module plug-in component, wherein an I/O plug-in component and an LED drive device which are connected with the controller module plug-in component in a controlling manner are further arranged in the chassis; an Ethernet plug-in component is arranged in the chassis further; an output terminal of the Ethernet switch plug-in component is bidirectionally connected with an input terminal of a controller module; and an input terminal of the Ethernet switch plug-in component is used for being bidirectionally connected with a backbone network switch and a measurement control and protection device. The process layer intelligent interface unit provided by the utility model expands the functions of an Ethernet switching device, hardware shares one chassis, electromagnetic interference signals are effectively shielded, and the dust and water prevention is facilitated; and meanwhile, the positions of the process layer intelligent interface unit and the Ethernet switching device are relatively firm, so that the reliability is improved, and the costs of the hardware design and the processing are reduced.
Description
Technical field
The utility model relates to a kind of process layer intelligent interface unit, belongs to intelligent substation process layer equipment.
Background technology
Intelligent substation is the developing direction and the inexorable trend 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 process layer comprises intelligent interface unit and merge cells, and switch and process layer are being played the part of important role in intelligent substation, is the important constitution equipment of transformer station.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.Intelligent interface unit in the process layer is mainly realized intellectuality, the digital interface function of a power equipment of tradition, except that the demand that satisfies primary equipment control and supervision, also utilize intelligent join dependency I/O plug-in unit and the LED drive unit of CPU, increase senior functions such as intelligence operation, intelligence be anti-error.The intelligent interface unit external interface is a fiber optic Ethernet, is connected with Ethernet switch and the process layer network carries out information interaction by optical fiber, has replaced traditional key message and has adopted cable connection transmission implementation method.
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 a kind of process layer intelligent interface unit, independently uses the cost height that is brought to solve existing process layer intelligent interface unit and switch, and reliability is low.
For achieving the above object; first kind of technical scheme of the process layer intelligent interface unit that the utility model provides is as follows: a kind of process layer intelligent interface unit; comprise cabinet with controller module plug-in unit; also be provided with the I/O plug-in unit 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.
Second kind of technical scheme of the process layer intelligent interface unit that the utility model provides is as follows: a kind of process layer intelligent interface unit; comprise cabinet with controller module plug-in unit; also be provided with the I/O plug-in unit 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.
Process layer intelligent interface unit of the present utility model expanded the Ethernet switch, a shared cabinet on the hardware, electromagnetic interference signal is effectively shielded, and help dustproof and waterproof, simultaneously because the position relative fixed of process layer intelligent interface unit and Ethernet switch, improved reliability, equipment dependability〉reliability=process layer intelligent interface unit reliability * switch reliability 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.Process layer intelligent interface unit of the present utility model takes into full account the abominable running environment of outdoor installation on hardware component selection and structural design, 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 process layer intelligent interface unit system configuration schematic diagram of the utility model mode one;
Fig. 4 is the process layer intelligent interface unit system configuration schematic diagram 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, this device combines former process layer intelligent interface unit with the interval switch, be integrated into a kind of novel process layer intelligent interface unit 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, process layer equipment in the cabinet of former process layer intelligent interface unit is core with the controller module with central controller CPU and built-in interface thereof, input is connected with the output of I/O plug-in unit 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 links to each other as the built-in interface of built-in network interface with former process layer intelligent interface unit, as exchanges data; All the other network interfaces as with the network interface that links to each other of other equipment such as merge cells, protective device, measuring equipment at interval.Have 2 cpu chips in this process layer intelligent interface unit, central controller CPU finishes the IEC61850 stipulations and resolves framing, the logic function of process layer intelligence interface, driving LED indicator light function, is the core devices of entire equipment; 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.The I/O plug-in unit has multiple model according to the difference of primary equipment object.Finish mainly at circuit breaker and switch that deciliter control, abnormal operation locking alarm, trip-proof lockout, position to circuit breaker and switch monitors, function such as logical operation locking mutually; Mainly finish gear adjusting, neutral point switch operation, position and quantity of state collection, transformer body non electrical quantity defencive function at transformer.
Be illustrated in figure 4 as the system configuration schematic diagram of the utility model second way embodiment, as seen from the figure, the process layer intelligent interface unit of present embodiment integrated technical grade exchanger chip on the CPU board of central controller, realize that function is identical with embodiment 1, difference is to have only 1 cpu chip in this process layer intelligent interface unit, promptly be responsible for the IEC61850 stipulations and resolve the logic function of framing, data merging, realize administration configuration function simultaneously exchanger chip.
Process layer intelligent interface unit 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.
Process layer intelligent interface unit of the present utility model expanded the Ethernet switch, 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, simultaneously because the position relative fixed of process layer intelligent interface unit and switching equipment has improved reliability.Equipment dependability〉reliability=process layer intelligent interface unit reliability * switch reliability 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 (5)
1. process layer intelligent interface unit; comprise cabinet with controller module plug-in unit; also be provided with the I/O plug-in unit 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.
2. process layer intelligent interface unit according to claim 1; it is characterized in that: 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.
3. process layer intelligent interface unit according to claim 2 is characterized in that: described cabinet is totally-enclosed cabinet, and integral panels adopts the snapping mode between plate.
4. process layer intelligent interface unit; comprise cabinet with controller module plug-in unit; also be provided with the I/O plug-in unit 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.
5. process layer intelligent interface unit according to claim 4 is characterized in that: described cabinet is totally-enclosed cabinet, and integral panels adopts the snapping mode between plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202174170U CN201717875U (en) | 2010-06-07 | 2010-06-07 | Process layer intelligent interface unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202174170U CN201717875U (en) | 2010-06-07 | 2010-06-07 | Process layer intelligent interface unit |
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| Publication Number | Publication Date |
|---|---|
| CN201717875U true CN201717875U (en) | 2011-01-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2010202174170U Expired - Fee Related CN201717875U (en) | 2010-06-07 | 2010-06-07 | Process layer intelligent interface unit |
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Cited By (2)
| 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 |
| CN105223431A (en) * | 2015-04-16 | 2016-01-06 | 深圳供电局有限公司 | A kind of status monitoring Integrated Processing Unit and condition monitoring system |
-
2010
- 2010-06-07 CN CN2010202174170U patent/CN201717875U/en not_active Expired - Fee Related
Cited By (2)
| 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 |
| CN105223431A (en) * | 2015-04-16 | 2016-01-06 | 深圳供电局有限公司 | A kind of status monitoring Integrated Processing Unit and condition monitoring system |
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| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20131203 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: 20131203 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: 20110119 Termination date: 20190607 |
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| CF01 | Termination of patent right due to non-payment of annual fee |