CN103248046B - Medium voltage distribution network wired network - Google Patents
Medium voltage distribution network wired network Download PDFInfo
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- CN103248046B CN103248046B CN201310170021.3A CN201310170021A CN103248046B CN 103248046 B CN103248046 B CN 103248046B CN 201310170021 A CN201310170021 A CN 201310170021A CN 103248046 B CN103248046 B CN 103248046B
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- 238000013024 troubleshooting Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000004899 motility Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 230000009183 running Effects 0.000 description 1
Abstract
This application discloses a kind of medium voltage distribution network wired network, medium voltage distribution network includes the first high voltage substation and the second high voltage substation, and described first high voltage substation and the second high voltage substation are in parallel, this wired network includes: the first bus, the second bus, triple bus-bar, the 4th bus, multiple first Wiring port and multiple second Wiring port, wherein, described first bus, the second bus are connected with described first high voltage substation respectively;Described triple bus-bar, the 4th bus are connected with described second high voltage substation respectively;Each described first Wiring port is made up of the first binding post and the second binding post, and each described second Wiring port is made up of the 3rd binding post and the 4th binding post.In this wired network, when some branch road power supply power supply trouble, can be quickly switched into another branch road and be powered, troubleshooting mode is simple and reliable, and has ensured the power supply reliability of load.
Description
Technical field
The application relates to technical field of electric power, particularly relates to a kind of medium voltage distribution network wired network.
Background technology
Co-exist available for different connection modes in the middle of present situation electrical network, every kind of mode of connection has the load adapted therewith
Level, power supply area feature and power generation configuration, from safety, reliability, economy and motility etc. four
Individual aspect is furtherd investigate the pluses and minuses of these modes of connection and adapts to occasion, is very important.
By the research to prior art, inventor finds: the main operation that urban power distribution network exists at present
Problem shows: (1) distribution net work structure is numerous and diverse, and wiring is unintelligible, exist substantial amounts of circuit roundabout and hand over
Fork is for electrical phenomena, and power supply zone is indefinite;(2) power load distributing is uneven, and some circuit overloads run,
Some circuit light runnings;(3) although high voltage substation configuration is the highest, essentially 2 main transformers, but become
Power station outgoing line interval is always inadequate, has become scarce resource.
Therefore, the task of network optimization is extremely urgent.
Summary of the invention
In view of this, the embodiment of the present application provides a kind of medium voltage distribution network wired network, and clear in structure is simple,
And can be implemented as load provides double loop power supply to power, and improves power supply reliability.
To achieve these goals, the technical scheme that the embodiment of the present application provides is as follows:
A kind of medium voltage distribution network wired network, medium pressure power distribution network includes the first high voltage substation and second
High voltage substation, and described first high voltage substation and the second high voltage substation be in parallel, described wiring
Network includes:
First bus, the second bus, triple bus-bar, the 4th bus, multiple first Wiring port and multiple
Second Wiring port, wherein,
Described first bus, the second bus are connected with described first high voltage substation respectively;
Described triple bus-bar, the 4th bus are connected with described second high voltage substation respectively;
Each described first Wiring port is made up of the first binding post and the second binding post, and multiple
First binding post of the first Wiring port is in series, the second binding post phase of multiple first Wiring ports
Series connection;
After first binding post series connection, two ends are connected with the first bus, triple bus-bar respectively, the second wiring
After terminal series-shunt, two ends are connected with the second bus, the 4th bus respectively;
Each described second Wiring port is made up of the 3rd binding post and the 4th binding post, and multiple
3rd binding post of the second Wiring port is in series, the 4th binding post phase of multiple second Wiring ports
Series connection;
After 3rd binding post series connection, two ends are connected with the first bus, triple bus-bar respectively, the 4th wiring
After terminal series-shunt, two sections are connected with the second bus, the 4th bus respectively.
Preferably, described first Wiring port and the second Wiring port are provided with double fling-cut switch;
The fixing end of described pair of fling-cut switch is connected with two incoming ends of load;
The movable end of described pair of fling-cut switch can be connected with described first binding post or the second binding post
Connect;Or, the movable end of described pair of fling-cut switch can be with described 3rd binding post or the 4th binding post
It is connected.
Preferably, described first Wiring port and the second Wiring port are provided with single fling-cut switch;
The movable end of described single fling-cut switch is connected with described first binding post, described single fling-cut switch
Fixing end be connected with an incoming end of load, another incoming end of described load is directly with described
Second binding post is connected;
Or,
The movable end of described single fling-cut switch is connected with described 3rd binding post, described single fling-cut switch
Fixing end be connected with an incoming end of load, another incoming end of described load is directly with described
4th binding post is connected.
Preferably, described first bus, the second bus, triple bus-bar, the 4th bus and the first terminals
Switching switch it is provided with between mouth or the second Wiring port.
From above technical scheme, in this medium voltage distribution network wired network that the embodiment of the present application provides,
Use multiple branch circuit redundancy to arrange, and provide double by the first Wiring port or the second Wiring port for load
Road power supply is powered, and so, when some branch road power supply power supply trouble, can be quickly switched into another
Road is powered, and troubleshooting mode is simple and reliable, and has ensured the power supply reliability of load.
Meanwhile, this wired network framework is clearly simple, and it is relatively stable to have pattern, can quickly expand
The advantages such as exhibition.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present application or technical scheme of the prior art, below will be to reality
Execute the required accompanying drawing used in example or description of the prior art to be briefly described, it should be apparent that below,
Accompanying drawing in description is only some embodiments described in the application, for those of ordinary skill in the art
From the point of view of, on the premise of not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
The structural representation of a kind of medium voltage distribution network wired network that Fig. 1 provides for the embodiment of the present application;
The first Wiring port one partial structurtes schematic diagram that Fig. 2 provides for the embodiment of the present application;
The second Wiring port one partial structurtes schematic diagram that Fig. 3 provides for the embodiment of the present application;
The connection diagram of the first Wiring port that Fig. 4 provides for the embodiment of the present application;
The structural representation of the another kind of medium voltage distribution network wired network that Fig. 5 provides for the embodiment of the present application;
The first Wiring port another kind partial structurtes schematic diagram that Fig. 6 provides for the embodiment of the present application.
Detailed description of the invention
For the technical scheme making those skilled in the art be more fully understood that in the application, below in conjunction with
Accompanying drawing in the embodiment of the present application, clearly and completely retouches the technical scheme in the embodiment of the present application
State, it is clear that described embodiment is only some embodiments of the present application rather than whole enforcement
Example.Based on the embodiment in the application, those of ordinary skill in the art are not before making creative work
Put the every other embodiment obtained, all should belong to the scope of the application protection.
The structural representation of a kind of medium voltage distribution network wired network that Fig. 1 provides for the embodiment of the present application.
It is high that the medium voltage distribution network that this wired network that the embodiment of the present application provides is applied requires to be configured with two
Buckling power station, as it is shown in figure 1, in figure, 10 is the first transformer station, 20 is the second high voltage substation.
As it is shown in figure 1, this wired network includes: first bus the 1, second bus 2, triple bus-bar 3,
4th bus 4, multiple first Wiring port 5 and multiple second Wiring port 6.
First bus the 1, second bus 2 is connected with the first high voltage substation 10 respectively, and first is female here
The effect of line 1 and the second bus 2 is to be two by the output portion of the first high voltage substation 10, improves point
Number, when implementing, can arrange the outer branch switch in station outside the first high voltage substation 10, and
First bus 1 is connected with the two ends of branch switch respectively with the second bus 2.
It addition, in the embodiment of the present application, using two branch roads is to artisans understand that for convenience, this
Skilled person it should be understood that in other embodiments, it is also possible to sets on the first high voltage substation 10
It is equipped with three or the branch of more than three, i.e. permissible with the bus number that the first high voltage substation 10 is connected
More than two.
Additionally, for the controllability ensureing bus, as it is shown in figure 1, first bus the 1, second bus 2,
It is provided with between triple bus-bar the 3, the 4th bus 4 and the first Wiring port 5 or the second Wiring port 6 and cuts
Changing switch 7, switching switch 7 can be chopper.
Triple bus-bar the 3, the 4th bus 4 is connected with the second high voltage substation 20 respectively, herein in relation to
Triple bus-bar the 3, the 4th bus 4 and the annexation of the second high voltage substation 20, specifically can be found in above-mentioned
One bus the 1, second bus 2 and the description of the first high voltage substation 10, does not repeats them here.
The first Wiring port partial structurtes schematic diagram that Fig. 2 provides for the embodiment of the present application.
As in figure 2 it is shown, each described first Wiring port 5 is by the first binding post 51 and the second terminals
Son 52 forms, and the first binding post 51 of multiple first Wiring port 5 is in series, and multiple first
Second binding post 52 of Wiring port 5 is in series.
And two ends are connected with the first bus 1, triple bus-bar 3 respectively after the first binding post 51 series connection,
After second binding post 52 series connection, two ends are connected with the second bus the 2, the 4th bus 4 respectively.
When specifically applying, load can be powered by first Wiring port 5, so passes through
Above-mentioned connection, it is possible to see, due to the first binding post 51 and the second wiring of the first Wiring port 5
Terminal 52 is connected from different buses respectively, so so that the first binding post 51 and the second wiring
Terminal 52 is mutually redundant, and i.e. when the first binding post 51 breaks down, can be quickly switched into second
Binding post 52 is powered for load, has ensured the power supply reliability of load.
The second Wiring port partial structurtes schematic diagram that Fig. 3 provides for the embodiment of the present application.
Below with reference to Fig. 3, the second Wiring port 6 is described in detail:
Each described second Wiring port 6 is made up of the 3rd binding post 61 and the 4th binding post 62,
And the 3rd binding post 61 of multiple second Wiring ports 6 is in series, multiple second Wiring ports 6
4th binding post 62 is in series, and the 3rd binding post 61 series connection after two ends respectively with the first bus 1,
Triple bus-bar 3 is connected, after the 4th binding post 62 series connection two sections female with the second bus the 2, the 4th respectively
Line 4 is connected.
From being described above, the second Wiring port 6 can also be connected with load, and the second wiring
Port 6, as the function of the first Wiring port 5, equally provides double loop power supply to power for load.
In the embodiment of the present application, the first Wiring port 5 or the second Wiring port 6 are being carried out even with load
When connecing, double-throw switching switch can be used.
Shown in Figure 4, as a example by the first Wiring port 5, the first terminals in the first Wiring port 5
Son 51 is provided with two, and the second binding post 52 is also equipped with two equally.
In figure, 8 is double-throw switching switch, as in figure 2 it is shown, two movable ends of double-throw switching switch 8 can
It is connected with two the first binding posts 51 simultaneously, or, two movable ends of double-throw switching switch 8 can
It is connected with two the second binding posts 52 simultaneously.And the fixing end of double-throw switching switch 8 is connected with load
Connect.
It is powered from fig. 4 it can be seen that figure loads by two the first binding posts 51, and when the
During one binding post 51 fault, at this point it is possible to the movable end of switching double-throw switching switch 8 and the second wiring
Terminal 52 is connected, and can ensure the Supply Security of load.
The structural representation of the another kind of medium voltage distribution network wired network that Fig. 5 provides for the embodiment of the present application.
The first Wiring port another kind partial structurtes schematic diagram that Fig. 6 provides for the embodiment of the present application.
It addition, in other embodiments of the application, for convenience existing electrical network is transformed, it is also possible to
Use single-throw switching switch, illustrate as a example by the first Wiring port below, as shown in Figure 6, in institute
State the first Wiring port 5 and be provided with single fling-cut switch 9.
For the first Wiring port 5, the movable end of single fling-cut switch 9 and described first binding post 51 phase
Connecting, the fixing end of described single fling-cut switch 9 is connected with an incoming end of load, described load
Another incoming end is directly connected with described second binding post 52;
And for the second Wiring port 6, the movable end of described single fling-cut switch 9 and described 3rd binding post
61 are connected, and the fixing end of described single fling-cut switch is connected with an incoming end of load, described load
Another incoming end be directly connected with described 4th binding post 62.
Additionally, due to another incoming end of load is direct and the second binding post 52 and the 4th binding post 62
It is connected, so, as described in Figure 5, for wired network, another incoming end of load can be straight
Connect and be connected with bus, accordingly even when obtain only the first binding post 51 in the first Wiring port 5,
Again such that only the 3rd binding post 61 in the second Wiring port 6.
From above technical scheme, in this medium voltage distribution network wired network that the embodiment of the present application provides,
Use multiple branch circuit redundancy to arrange, and provide double by the first Wiring port or the second Wiring port for load
Road power supply is powered, and so, when some branch road power supply power supply trouble, can be quickly switched into another
Road is powered, and troubleshooting mode is simple and reliable, and has ensured the power supply reliability of load.
Meanwhile, this wired network framework is clearly simple, and it is relatively stable to have pattern, can quickly expand
The advantages such as exhibition.
Above a kind of medium voltage distribution network wired network provided herein is described in detail, herein
In apply specific case principle and the embodiment of the application be set forth, saying of above example
Bright it be only intended to help and understand the present processes and core concept thereof;General simultaneously for this area
Technical staff, according to the thought of the application, the most all can change it
Place, in sum, this specification content should not be construed as the restriction to the application.
In this specification, each embodiment uses the mode gone forward one by one to describe, and each embodiment stresses
Being the difference with other embodiments, between each embodiment, identical similar portion sees mutually.
It should be noted that in this article, such as " it is more than " or " exceeding " or " being higher than " or " little
In " or the relationship description of " being less than " or the like, all can be understood as " more than and be not equal to " or " little
In and be not equal to ", it is understood that for " being more than or equal to " or " being less than or equal to ", and not necessarily require or
Person's hint is necessary for that limit or intrinsic a kind of situation.
It addition, in this article, such as the relational terms of " first " and " second " or the like is used merely to
One entity or operation are separated with another entity or operating space, and not necessarily requires or imply
Relation or the order of any this reality is there is between these entities or operation.And, in this article,
Term " includes ", " comprising " or its any other variant are intended to comprising of nonexcludability, thus
Make to include that the process of a series of key element, method, article or equipment not only include those key elements, and
Also include other key elements being not expressly set out, or also include for this process, method, article or
The key element that person's equipment is intrinsic.In the case of there is no more restriction, by statement " including ... "
The key element limited, it is not excluded that also deposit in including the process of described key element, method, article or equipment
In other identical element.
It should be noted that the part that the above is only technical scheme is preferably embodied as
Mode, enables those skilled in the art to fully understand or realizes the application rather than whole embodiments,
Generic principles defined herein can be in the case of without departing from spirit herein or scope, at it
Its embodiment realizes.Therefore, based on above example, for those skilled in the art
For, without departing from the application principle, do not make under creative work premise, it is also possible to make multiple aobvious
And the amendment being clear to and retouching, the every other embodiment obtained by these amendments and retouching, all may be used
To be applied to technical scheme, these do not affect the realization of the application, all should belong to the application
Protection domain.Therefore, the application is not intended to be limited to the embodiments shown herein, and is intended to
Meet the widest scope consistent with principles disclosed herein and features of novelty.
Claims (1)
1. a medium voltage distribution network wired network, medium pressure power distribution network includes the first high voltage substation and
Two high voltage substations, and described first high voltage substation and the second high voltage substation be in parallel, its feature
Being, described wired network includes:
First bus, the second bus, triple bus-bar, the 4th bus, multiple first Wiring port and multiple
Second Wiring port, wherein,
Described first bus, the second bus are respectively by opening with the branch being arranged at outside the first high voltage substation
Close and be connected with described first high voltage substation;
Each described first Wiring port is made up of the first binding post and the second binding post, and multiple
First binding post of the first Wiring port is in series, the second binding post phase of multiple first Wiring ports
Series connection;
After first binding post series connection, two ends are connected with the first bus, triple bus-bar respectively, the second wiring
After terminal series-shunt, two ends are connected with the second bus, the 4th bus respectively;
Each described second Wiring port is made up of the 3rd binding post and the 4th binding post, and multiple
3rd binding post of the second Wiring port is in series, the 4th binding post phase of multiple second Wiring ports
Series connection;
After 3rd binding post series connection, two ends are connected with the first bus, triple bus-bar respectively, the 4th wiring
After terminal series-shunt, two ends are connected with the second bus, the 4th bus respectively;
Described first bus, the second bus, triple bus-bar, the 4th bus and the first Wiring port or second
Being provided with switching switch between Wiring port, described switching switch is chopper;Described first terminals
It is provided with single fling-cut switch on mouth and the second Wiring port;
The movable end of described single fling-cut switch is connected with described first binding post, described single fling-cut switch
Fixing end be connected with an incoming end of load, another incoming end of described load is directly with described
Second binding post is connected;
Or,
The movable end of described single fling-cut switch is connected with described 3rd binding post, described single fling-cut switch
Fixing end be connected with an incoming end of load, another incoming end of described load is directly with described
4th binding post is connected.
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CN201310170021.3A CN103248046B (en) | 2013-05-09 | 2013-05-09 | Medium voltage distribution network wired network |
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CN201310170021.3A CN103248046B (en) | 2013-05-09 | 2013-05-09 | Medium voltage distribution network wired network |
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CN103248046B true CN103248046B (en) | 2016-10-05 |
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Families Citing this family (2)
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US9787096B2 (en) * | 2014-10-28 | 2017-10-10 | Hamad Musabeh Ahmed Saif Alteneiji | Overall dynamic reactive power control in transmission systems |
CN108173269A (en) * | 2018-01-02 | 2018-06-15 | 全球能源互联网研究院有限公司 | A kind of flexibility multimode switch |
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US7109604B2 (en) * | 2002-03-12 | 2006-09-19 | Daimlerchrysler Ag | Device for distributing electrical energy and method for monitoring the distribution of energy |
CN102170144A (en) * | 2011-04-15 | 2011-08-31 | 福建省电力有限公司电力科学研究院 | Chain extension power supply system |
CN102368612A (en) * | 2011-10-26 | 2012-03-07 | 浙江省电力公司 | Triple-double wiring way of medium-voltage electric distribution network |
CN203225520U (en) * | 2013-05-09 | 2013-10-02 | 国家电网公司 | Wiring network of medium-voltage power distribution network |
-
2013
- 2013-05-09 CN CN201310170021.3A patent/CN103248046B/en active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7109604B2 (en) * | 2002-03-12 | 2006-09-19 | Daimlerchrysler Ag | Device for distributing electrical energy and method for monitoring the distribution of energy |
CN102170144A (en) * | 2011-04-15 | 2011-08-31 | 福建省电力有限公司电力科学研究院 | Chain extension power supply system |
CN102368612A (en) * | 2011-10-26 | 2012-03-07 | 浙江省电力公司 | Triple-double wiring way of medium-voltage electric distribution network |
CN203225520U (en) * | 2013-05-09 | 2013-10-02 | 国家电网公司 | Wiring network of medium-voltage power distribution network |
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