CN105470912A - Double reclosing protection processing method, device and system - Google Patents
Double reclosing protection processing method, device and system Download PDFInfo
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- CN105470912A CN105470912A CN201410459352.3A CN201410459352A CN105470912A CN 105470912 A CN105470912 A CN 105470912A CN 201410459352 A CN201410459352 A CN 201410459352A CN 105470912 A CN105470912 A CN 105470912A
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- 238000003672 processing method Methods 0.000 title abstract 2
- 238000000034 method Methods 0.000 claims abstract description 18
- 230000003993 interaction Effects 0.000 claims abstract description 12
- 230000001012 protector Effects 0.000 claims description 92
- 241000272814 Anser sp. Species 0.000 claims description 14
- 238000004891 communication Methods 0.000 claims description 14
- 230000001960 triggered effect Effects 0.000 abstract 1
- 230000001681 protective effect Effects 0.000 description 19
- 238000010586 diagram Methods 0.000 description 8
- 238000002955 isolation Methods 0.000 description 3
- 230000009191 jumping Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
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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
- Y04S10/20—Systems supporting electrical power generation, transmission or distribution using protection elements, arrangements or systems
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Abstract
The invention discloses a double reclosing protection processing method, device and system. The method comprises that a first terminal and a first reclosing protection device are placed in a first reclosing protection system, the first terminal receives assigned information from the first reclosing protection device, and the assigned information is emitted when the first reclosing protection device receives a protection tripping signal; a second terminal and a second reclosing protection device are placed in a second reclosing protection system, and the first terminal transmits the assigned information to the second reclosing protection device via the second terminal; the first terminal receives a protection signal of the second terminal, and the protection signal is generated by the second reclosing protection device when the second reclosing protection device is triggered by the assigned information; and the first terminal sends the protection signal to the first reclosing protection device. The method, device and system can be used to solve the problem that information interaction of double protection and double terminals causes bridge connection of devices of the double networks in the related art, and prevent the devices of the double networks from bridge connection.
Description
Technical field
The present invention relates to power domain, in particular to a kind of two cover reclosing conservation treatment method, Apparatus and system.
Background technology
Current 220kV intelligent substation 220kV circuit adopts two cover protective device reclosing, two cover intelligent terminal mode.A lot of area only adopts first set protective device reclosing function, and second overlaps protective device reclosing, hand jumps distant jumping all needs locking first set protective device reclosing; When first set protective device reclosing single-hop, first set protective device reclosing need send out communication three jumping to the second cover intelligent terminal.The connection realizing above loop needs first set protective device reclosing, first set intelligent terminal and second overlaps protective device reclosing, second and overlaps intelligent terminal information interaction.
If the information interaction of realization; general employing process-level network transmission; can cause the equipment cross-over connection between two net, this scheme has run counter to Q/GDW441-2010 " intelligent substation Protection Technology specification ", Q/GDW393-2009 " 110 (66) kV ~ 220kV intelligent substation design specification " two cover network should physically-isolated principle.
For in correlation technique; first set protective device reclosing, first set intelligent terminal and second overlap protective device reclosing, second and overlap the problem that intelligent terminal information interaction can cause the equipment cross-over connection between two net, do not propose effective solution in the related.
Summary of the invention
The invention provides a kind of two cover reclosing conservation treatment method, Apparatus and system, at least to solve first set protective device reclosing in prior art, first set intelligent terminal and second overlap protective device reclosing, second overlap intelligent terminal information interaction can cause pair netting between the problem of equipment cross-over connection.
According to an aspect of the present invention, provide a kind of two cover reclosing conservation treatment method, comprise: first terminal receives the appointed information from the first reclosing protector, wherein, described first terminal and described first reclosing protector are positioned at first set reclosing protection system, and this appointed information is the information sent when described first reclosing protector receives trip protection signal; Described appointed information is sent to the second reclosing protector via the second terminal by described first terminal, and wherein, described second terminal and described second reclosing protector are positioned at the second cover reclosing protection system; Described first terminal receives the guard signal from described second terminal, this guard signal is the signal that described second reclosing protector produces under the triggering of described appointed information, and this guard signal is for triggering the reclosing protection of described first set reclosing protection system; Described guard signal is sent to described first reclosing protector by described first terminal.
Preferably; the described appointed information that described first terminal receives from described first reclosing protector comprises: when described trip protection signal is single-hop; described first terminal receives the described appointed information from described first reclosing protector by GOOSE mode; wherein, described appointed information at least comprises: link up three and jump.
Preferably, described first terminal comprises: described second reclosing protector produces described guard signal under the triggering of described appointed information before receiving the described guard signal from described second terminal; Described guard signal is sent to described second terminal by GOOSE mode by described second reclosing protector; Described guard signal is sent to described first terminal by described second terminal.
Preferably, described first terminal and described second terminal are connected by cable and carry out information interaction.
Preferably, described first terminal and described second terminal all possess for realize physically-isolated hard contact between described first set reclosing protection system and described second cover reclosing protection system electrically open into, output loop.
According to a further aspect in the invention, provide a kind of two cover reclosing conservation treatment device, comprise: the first receiver module, for receiving the appointed information from the first reclosing protector,, this appointed information is the information sent when described first reclosing protector receives trip protection signal; First sending module, for described appointed information is sent to the second reclosing protector via the second terminal, wherein, described second terminal and described second reclosing protector are positioned at the second cover reclosing protection system; Second receiver module, for receiving the guard signal from described second terminal, this guard signal is the signal that described second reclosing protector produces under the triggering of described appointed information, and this guard signal is for triggering the reclosing protection of described first set reclosing protection system; Second sending module, for being sent to described first reclosing protector by described guard signal.
Preferably; described first receiver module also for: when described trip protection signal is single-hop; described first terminal receives the described appointed information from described first reclosing protector by GOOSE mode, and wherein, described appointed information at least comprises: link up three and jump.
According to a further aspect in the invention, provide a kind of two cover reclosing protection system, comprise: first set reclosing protection system and the second cover reclosing protection system, described first set reclosing protection system comprises: first terminal and the first reclosing protector, described second cover reclosing protection system comprises: the second terminal and the second reclosing protector, wherein, described first reclosing protector, be of coupled connections with described first terminal, signal jumped in the communication three produced send to described first terminal during single-hop; Described first terminal and described second terminal are of coupled connections, and send to described second terminal for signal is jumped in described communication three, and the guard signal from described second terminal received is sent to described first reclosing protector; Described second terminal is coupled with described second reclosing protector and is connected, and sends to described second reclosing protector for signal is jumped in described communication three; Described second reclosing protector, jumps according to described communication three the described guard signal that signal produces the reclosing protection for triggering first set reclosing protection system, and described guard signal is sent to described first terminal via described second terminal.
Preferably, described first terminal and described second terminal all possess for realize physically-isolated hard contact between described first set reclosing protection system and described second cover reclosing protection system electrically open into, output loop.
Preferably, described first terminal is connected by cable with described second terminal.
Pass through the present invention, adopt first terminal reception from the appointed information of the first reclosing protector, wherein, first terminal and the first reclosing protector are positioned at first set reclosing protection system, and this appointed information is the information sent when the first reclosing protector receives trip protection signal, this appointed information is sent to the second reclosing protector via the second terminal by first terminal, and wherein, the second terminal and the second reclosing protector are positioned at the second cover reclosing protection system, first terminal receives the guard signal from the second terminal, and this guard signal is the signal that the second reclosing protector produces under the triggering of this appointed information, and this guard signal is for triggering the reclosing protection of first set reclosing protection system, this guard signal is sent to the first reclosing protector by first terminal, solve in correlation technique, first set protective device reclosing (being equivalent to above-mentioned first reclosing protector), first set intelligent terminal (being equivalent to above-mentioned first terminal) and second overlaps protective device reclosing (being equivalent to above-mentioned second reclosing protector), second cover intelligent terminal (being equivalent to above-mentioned second terminal) information interaction can cause the problem of the equipment cross-over connection between two net, and then the equipment cross-over connection avoided between two net, achieve the physical isolation of two cover protecting network.
Accompanying drawing explanation
Accompanying drawing described herein is used to provide a further understanding of the present invention, and form a application's part, schematic description and description of the present invention, for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 is the flow chart of the two cover reclosing conservation treatment methods according to the embodiment of the present invention;
Fig. 2 is the structured flowchart of the two cover reclosing conservation treatment devices according to the embodiment of the present invention;
Fig. 3 is the structured flowchart of the two cover reclosing conservation treatment systems according to the embodiment of the present invention;
Fig. 4 a is the hard contact input and output mode schematic diagram of the first set reclosing protection system according to the embodiment of the present invention;
Fig. 4 b is the hard contact input and output mode schematic diagram of the second cover reclosing protection system according to the embodiment of the present invention;
Fig. 5 a be protect according to the first set of the embodiment of the present invention, the information flow direction schematic diagram of first set terminal;
Fig. 5 b is the information flow direction schematic diagram overlapping protection, the second locking terminal according to second of the embodiment of the present invention.
Embodiment
Hereinafter also describe the present invention in detail with reference to accompanying drawing in conjunction with the embodiments.It should be noted that, when not conflicting, the embodiment in the application and the feature in embodiment can combine mutually.
Provide a kind of two cover reclosing conservation treatment method in the present embodiment, Fig. 1 is the flow chart of the two cover reclosing conservation treatment methods according to the embodiment of the present invention, and as shown in Figure 1, this flow process comprises the steps:
Step S102, first terminal (being equivalent to above-mentioned first set intelligent terminal) receives the appointed information from the first reclosing protector (being equivalent to above-mentioned first set protective device reclosing), wherein, first terminal and the first reclosing protector are positioned at first set reclosing protection system, and this appointed information is the information sent when the first reclosing protector receives trip protection signal;
Step S104, appointed information is sent to the second reclosing protector (being equivalent to above-mentioned second cover protective device reclosing) via the second terminal (being equivalent to above-mentioned second cover intelligent terminal) by first terminal, wherein, the second terminal and the second reclosing protector are positioned at the second cover reclosing protection system;
Step S106, first terminal receives the guard signal from the second terminal, and guard signal is the signal that the second reclosing protector produces under the triggering of this appointed information, and guard signal is for triggering the reclosing protection of first set reclosing protection system;
Step S108, guard signal is sent to the first reclosing protector by first terminal.
Pass through above-mentioned steps; because appointed information is sent to first terminal by the first reclosing protector; this appointed information is sent to the second terminal by first terminal; this appointed information is sent to the second reclosing protector by the second terminal; fundamentally avoid the problem of the equipment cross-over connection between two net, and then achieve the physical isolation of two cover protecting network.
The appointed information of first terminal reception from the first reclosing protector is related in above-mentioned steps S102; it should be noted that; first terminal can receive the appointed information from the first reclosing protector in several ways; in a preferred embodiment; the appointed information that first terminal receives from the first reclosing protector comprises: when this trip protection signal is single-hop; first terminal receives the appointed information from the first reclosing protector by GOOSE mode; wherein, this appointed information at least comprises: link up three and jump.Above-mentioned first reclosing protector sends the trigger condition of information to first terminal and content can be selected flexibly.
Information interaction between reclosing protection system is overlapped in order to realize first set reclosing protection system and second; in a preferred embodiment; before first terminal receives this guard signal from the second terminal; comprise: the second reclosing protector produces this guard signal under the triggering of this appointed information; this guard signal is sent to the second terminal by GOOSE mode by the second reclosing protector, and this guard signal is sent to first terminal by the second terminal.
In a further advantageous embodiment; first terminal and the second terminal are connected by cable carries out information interaction; thus complete first set reclosing protection system and second and overlap information interaction between reclosing protection system, first terminal is connected with the second terminal the equipment cross-over connection avoided between two net by cable.
Preferably, first terminal and the second terminal all possess for realize physically-isolated hard contact between first set reclosing protection system and the second cover reclosing protection system electrically open into, output loop.
Additionally provide a kind of two cover reclosing conservation treatment device in the present embodiment, this device is used for realizing above-described embodiment and preferred implementation, has carried out repeating no more of explanation.As used below, term " module " can realize the software of predetermined function and/or the combination of hardware.Although the device described by following examples preferably realizes with software, hardware, or the realization of the combination of software and hardware also may and conceived.
Fig. 2 is the structured flowchart of the two cover reclosing conservation treatment devices according to the embodiment of the present invention, as shown in Figure 2, this device comprises: the first receiver module 22, for receiving the appointed information from the first reclosing protector, this appointed information is the information sent when the first reclosing protector receives trip protection signal; First sending module 24, for appointed information is sent to the second reclosing protector via the second terminal, wherein, the second terminal and the second reclosing protector are positioned at the second cover reclosing protection system; Second receiver module 26, for receiving the guard signal from the second terminal, this guard signal is the signal that the second reclosing protector produces under the triggering of appointed information, and guard signal is for triggering the reclosing protection of first set reclosing protection system; Second sending module 28, for being sent to the first reclosing protector by guard signal.
Preferably, the first receiver module 22 also for: when trip protection signal is single-hop, first terminal receives the appointed information from the first reclosing protector by GOOSE mode, and wherein, appointed information comprises: link up three jump.
Additionally provide a kind of two cover reclosing protection system in the present embodiment, Fig. 3 is the structured flowchart of the two cover reclosing conservation treatment systems according to the embodiment of the present invention, as shown in Figure 3, this system comprises: first set reclosing protection system 32 and the second cover reclosing protection system 34, first set reclosing protection system 32 comprises: first terminal 36 and the first reclosing protector 38, second cover reclosing protection system 34 comprises: the second terminal 40 and the second reclosing protector 42, wherein, first reclosing protector 38, signal is jumped in the communication three produced during single-hop and sends to this first terminal 36, first terminal 36 and the second terminal 40 are of coupled connections, and send to the second terminal 40 for communication three being jumped signal, and the guard signal from the second terminal 40 received is sent to the first reclosing protector 38, second terminal 40 is coupled with the second reclosing protector 42 and is connected, and sends to the second reclosing protector 42 for communication three being jumped signal, second reclosing protector 42, jumps according to communication three guard signal that signal produces the reclosing protection for triggering first set reclosing protection system 32, and this guard signal is sent to first terminal 36 via the second terminal 40.
Preferably, first terminal 36 and the second terminal 40 all possess for realize physically-isolated hard contact between first set reclosing protection system 32 and the second cover reclosing protection system 34 electrically open into, output loop.
Below in conjunction with accompanying drawing, this preferred embodiment is described in detail.
This preferred embodiment propose to adopt two cover intelligent terminal possess hard contact electrically open into, output loop; at two cover networks completely independently on basis, realize first set protective device reclosing by electric loop, first set intelligent terminal and second overlaps the information interaction that protective device reclosing, second overlaps intelligent terminal.
Fig. 4 a is the hard contact input and output mode schematic diagram of the first set reclosing protection system according to the embodiment of the present invention; Fig. 4 b is the hard contact input and output mode schematic diagram of the second cover reclosing protection system according to the embodiment of the present invention; as shown in Fig. 4 a, 4b; intelligent terminal 1 (being equivalent to above-mentioned first terminal) and intelligent terminal 2 (being equivalent to above-mentioned second terminal) are present in two covers completely independently on network, by electrically open into, output loop and carry out the mutual of information.
Fig. 5 a be protect according to the first set of the embodiment of the present invention, the information flow direction schematic diagram of first set terminal, Fig. 5 b is the information flow direction schematic diagram overlapping protection, the second locking terminal according to second of the embodiment of the present invention, as shown in Fig. 5 a, 5b, when protection I (being equivalent to above-mentioned first reclosing protector) single-hop, protection I is sent out communication three by GOOSE mode and is jumped to intelligent terminal 1, intelligent terminal 1 sends to intelligent terminal 2 by cable connection, and intelligent terminal 2 is sent to protection II by GOOSE mode again; Protection II (being equivalent to above-mentioned second reclosing protector) action; hand jumps distant jumping lock-reclosing lock by GOOSE mode to intelligent terminal 2; intelligent terminal 2 sends to intelligent terminal 1 by cable connection, and intelligent terminal 1 is sent to protection I by GOOSE mode again.
By this preferred embodiment; under 220kV circuit adopts two cover protection, two cover intelligent terminal mode; when adopting first set protective device reclosing function; utilize new secondary device mode of connection; while realizing reclosing function, avoid first set protection, intelligent terminal and second overlap protect, mutual directly in GOOSE network of intelligent terminal information, avoid the equipment cross-over connection between pair netting; thus while realizing reclosing function, meet the physical isolation of equipment room.
Obviously, those skilled in the art should be understood that, above-mentioned of the present invention each module or each step can realize with general calculation element, they can concentrate on single calculation element, or be distributed on network that multiple calculation element forms, alternatively, they can realize with the executable program code of calculation element, thus, they can be stored and be performed by calculation element in the storage device, and in some cases, step shown or described by can performing with the order be different from herein, or they are made into each integrated circuit modules respectively, or the multiple module in them or step are made into single integrated circuit module to realize.Like this, the present invention is not restricted to any specific hardware and software combination.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. a two cover reclosing conservation treatment method, is characterized in that, comprising:
First terminal receives the appointed information from the first reclosing protector, wherein, described first terminal and described first reclosing protector are positioned at first set reclosing protection system, and this appointed information is the information sent when described first reclosing protector receives trip protection signal;
Described appointed information is sent to the second reclosing protector via the second terminal by described first terminal, and wherein, described second terminal and described second reclosing protector are positioned at the second cover reclosing protection system;
Described first terminal receives the guard signal from described second terminal, this guard signal is the signal that described second reclosing protector produces under the triggering of described appointed information, and this guard signal is for triggering the reclosing protection of described first set reclosing protection system;
Described guard signal is sent to described first reclosing protector by described first terminal.
2. method according to claim 1, is characterized in that, the described appointed information that described first terminal receives from described first reclosing protector comprises:
When described trip protection signal is single-hop, described first terminal receives the described appointed information from described first reclosing protector by GOOSE mode, and wherein, described appointed information at least comprises: link up three and jump.
3. method according to claim 1, is characterized in that, described first terminal comprises before receiving the described guard signal from described second terminal:
Described second reclosing protector produces described guard signal under the triggering of described appointed information;
Described guard signal is sent to described second terminal by GOOSE mode by described second reclosing protector;
Described guard signal is sent to described first terminal by described second terminal.
4. method according to claim 1, is characterized in that, described first terminal and described second terminal are connected by cable carries out information interaction.
5. method according to any one of claim 1 to 4; it is characterized in that, described first terminal and described second terminal all possess for realize physically-isolated hard contact between described first set reclosing protection system and described second cover reclosing protection system electrically open into, output loop.
6. a two cover reclosing conservation treatment device, be applied to first terminal, wherein, described first terminal and the first reclosing protector are positioned at first set reclosing protection system, it is characterized in that, comprising:
First receiver module, for receiving the appointed information from the first reclosing protector, this appointed information is the information sent when described first reclosing protector receives trip protection signal;
First sending module, for described appointed information is sent to the second reclosing protector via the second terminal, wherein, described second terminal and described second reclosing protector are positioned at the second cover reclosing protection system;
Second receiver module, for receiving the guard signal from described second terminal, this guard signal is the signal that described second reclosing protector produces under the triggering of described appointed information, and this guard signal is for triggering the reclosing protection of described first set reclosing protection system;
Second sending module, for being sent to described first reclosing protector by described guard signal.
7. device according to claim 6, is characterized in that, described first receiver module also for:
When described trip protection signal is single-hop, receive the described appointed information from described first reclosing protector by GOOSE mode, wherein, described appointed information at least comprises: link up three and jump.
8. a two cover reclosing protection system; comprise: first set reclosing protection system and the second cover reclosing protection system; described first set reclosing protection system comprises: first terminal and the first reclosing protector; described second cover reclosing protection system comprises: the second terminal and the second reclosing protector; it is characterized in that
Described first reclosing protector, is of coupled connections with described first terminal, signal is jumped in the communication three produced send to described first terminal during single-hop;
Described first terminal and described second terminal are of coupled connections, and send to described second terminal for signal is jumped in described communication three, and the guard signal from described second terminal received is sent to described first reclosing protector;
Described second terminal is coupled with described second reclosing protector and is connected, and sends to described second reclosing protector for signal is jumped in described communication three;
Described second reclosing protector, jumps according to described communication three the described guard signal that signal produces the reclosing protection for triggering first set reclosing protection system, and described guard signal is sent to described first terminal via described second terminal.
9. system according to claim 8; it is characterized in that, described first terminal and described second terminal all possess for realize physically-isolated hard contact between described first set reclosing protection system and described second cover reclosing protection system electrically open into, output loop.
10. system according to claim 8, is characterized in that, described first terminal is connected by cable with described second terminal.
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CN201410459352.3A CN105470912A (en) | 2014-09-10 | 2014-09-10 | Double reclosing protection processing method, device and system |
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CN201410459352.3A CN105470912A (en) | 2014-09-10 | 2014-09-10 | Double reclosing protection processing method, device and system |
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