CN208062796U - Alternating current filter structure for current conversion station - Google Patents
Alternating current filter structure for current conversion station Download PDFInfo
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- CN208062796U CN208062796U CN201820296828.XU CN201820296828U CN208062796U CN 208062796 U CN208062796 U CN 208062796U CN 201820296828 U CN201820296828 U CN 201820296828U CN 208062796 U CN208062796 U CN 208062796U
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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
- Y02E40/00—Technologies for an efficient electrical power generation, transmission or distribution
- Y02E40/40—Arrangements for reducing harmonics
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Abstract
The utility model is related to a kind of alternating current filter structures for current conversion station, using " matrix pattern " arrangement of optimization, for big group inlet wire in such a way that height steps into line, hanging point height is 33 meters, draws be connected to group's busbar down, the hanging point height of group's busbar is 26 meters, draw the disconnecting switch for being connected to offside group down, the connection between completion group, each big group be all in access location setting it is high across, the number of crossovers of the busbar of upper and lower layer is greatly reduced, while being optimized at crossover location.By the way that above-mentioned alternating current filter structure is arranged, solves the problems, such as breaker electrification lifting, avoid organizing the series of problems that full cut-off is brought greatly, facilitate installation, operation and maintenance, by the way of big group inlet wire is under staggeredly drawing, reduces framework quantity, saved cost.
Description
Technical field
The utility model is related to transmission & distribution electro-technical fields, more particularly to a kind of alternating current filter knot for current conversion station
Structure.
Background technology
As the improvement of people's living standards, the requirement to electric power is also higher and higher, and many big cities of electricity consumption are simultaneously
There is no power plant, the electricity consumption in these places is all past by high pressure long distance power transmission from other places.And alternating current is remote
Line loss is larger relative to direct current when high-pressure delivery.Therefore, in some remote high voltage power transmissions using direct current,
Since the electricity that power station generates all is alternating current, need that the alternating current that power station generates first is converted into direct current by current conversion station
Electricity.
Current conversion station includes that transverter, converter power transformer, smoothing reactor, alternating current filter, DC filter and control are protected
Protect equipment etc..Wherein, the alternating current filter as current conversion station important component is primarily served to be to provide and idle be exchanged with filtering out
The effect of harmonic wave.
But big group of inlet wire of alternating current filter uses high-altitude cross-line, filter group line to use in existing current conversion station
Hanging tubular is female, and big to organize inlet wire and group's busbar intersects very much, overhaul of the equipments and lifting are inconvenient, when group's equipment fault, needs
Power failure is organized greatly, and scope of power outage is big.
Utility model content
Based on this, it is necessary to for the problem that overhaul of the equipments in existing current conversion station and lifting are inconvenient, provide a kind of energy
Facilitate equipment installation, maintenance, operation and the alternating current filter structure for current conversion station safeguarded.
A kind of alternating current filter structure for current conversion station, including：
At least one first big group and second largest group at least one, the described first big group include at least one capacitance group and
At least one filter group, described second largest group includes at least one capacitance group and at least one filter group；
Each described first big group second largest group of adjacent, and the described first capacitance group organized greatly corresponding with one
Quantity it is identical as described second largest group adjacent of the quantity of filter group, the described first filter organized greatly
The quantity of group is identical as adjacent described second largest group of the quantity of capacitance group；
The alternating current filter structure further includes line, multiple group's busbares between multiple big group of inlet wires, multiple groups, described
Multiple big group of inlet wires are connected between the first multiple capacitance groups organized greatly and between multiple filter groups,
The described first capacitance group organized greatly is connected to the described first filter group organized greatly by multiple group's busbares
And the big group of inlet wire；
The big group of inlet wire, and described second largest group are connected between described second largest group of multiple filter groups
The filter group the big group of inlet wire, described second largest group of the capacitance group are connected to by group's busbar
And the filter group is connected by line between multiple groups；
The described first capacitance group organized greatly and second largest group of the filter group are by described big group
Inlet wire connects.
By using above-mentioned alternating current filter structure, is combined by reasonably optimizing in big group, reduces the number of plies of framework,
Reduce rolled steel dosage, reduce infrastructure cost, and when a group breaks down wherein, can not to entire big group into
Row is reprocessed after having a power failure so that maintenance is more convenient.
The capacitance group includes low-pressure reactive compensation unit and high pressure inlet wire distribution list in one of the embodiments,
Member, one end of the high pressure inlet wire power distribution unit are electrically connected with the low-pressure reactive compensation unit, the other end and the filtering
Device group is electrically connected.
The filter group includes low-voltage filter unit and the high pressure inlet wire distribution list in one of the embodiments,
Member, one end of the high pressure inlet wire power distribution unit of the filter group are electrically connected with the low-voltage filter unit, the other end with
The high pressure inlet wire power distribution unit of the capacitance group is electrically connected.
The alternating current filter structure further includes downlead in one of the embodiments, described downlead one end and institute
Big group inlet wire electrical connection is stated, the other end is electrically connected with group's busbar, for being electrically connected the big group of inlet wire and small
Group busbar.
The alternating current filter structure further includes combined frame work in one of the embodiments, the combined frame work setting
In the side for the high pressure inlet wire power distribution unit that described first organizes greatly and the institute of second largest group of the filter group
The side for stating high pressure inlet wire power distribution unit, for making somebody a mere figurehead the big group of inlet wire and group's busbar.
The overhead height of the big group of inlet wire is 33 meters in one of the embodiments, the aerial height of group's busbar
Degree is 26 meters.
The alternating current filter structure further includes strain insulator string in one of the embodiments, the strain insulator insulation
Substring both ends are connected to the combined frame work.
The alternating current filter structure further includes suspension insulator in one of the embodiments, the pendency insulation
Substring is set on the combined frame work, and for hanging, so that group's busbar is electrically connected with high pressure inlet wire power distribution unit soft
Conducting wire.
The high pressure inlet wire power distribution unit includes three groups of inlet wire power distribution assemblies, the low pressure in one of the embodiments,
Reactive compensation unit is three capacitor groups in parallel, and corresponding with inlet wire power distribution assembly described in three groups；
The low-voltage filter unit be three groups of electrical connections alternating current filter, and with inlet wire power distribution assembly pair described in three groups
It answers.
The inlet wire power distribution assembly includes that the earthing switch being electrically connected successively, electric current are mutual in one of the embodiments,
Sensor, breaker and disconnecting switch, the low-pressure reactive compensation unit and the low-voltage filter unit are electrically connected in described connect
Ground switchs.
Description of the drawings
Fig. 1 is the schematic diagram for the alternating current filter structure for current conversion station that one embodiment of the utility model provides；
Fig. 2 is cross section structure schematic diagram at the A-A of alternating current filter structure shown in FIG. 1；
Fig. 3 is cross section structure schematic diagram at the B-B of alternating current filter structure shown in FIG. 1.
Specific implementation mode
The utility model is more fully retouched below with reference to relevant drawings for the ease of understanding the utility model,
It states.The preferred embodiment of the utility model is given in attached drawing.But the utility model can come in many different forms
It realizes, however it is not limited to embodiment described herein.Make to the utility model on the contrary, purpose of providing these embodiments is
The understanding of disclosure is more thorough and comprehensive.
Unless otherwise defined, all of technologies and scientific terms used here by the article is led with the technology for belonging to the utility model
The normally understood meaning of technical staff in domain is identical.Terminology used in the description of the utility model herein only be
The purpose of description specific embodiment, it is not intended that in limitation the utility model.Term as used herein " and/or " include
Any and all combinations of one or more relevant Listed Items.
As shown in Figure 1, the alternating current filter structure 10 for current conversion station that an embodiment of the utility model provides, packet
Include between at least one first big group 12, second largest group 14 at least one, multiple big group of inlet wire 16, multiple groups line 18 and multiple
Group's busbar 11.First big group 12 includes at least one capacitance group 13 and at least one filter group 15, second largest group 14
Including at least one capacitance group 13 and at least one filter group 15.
Every 1 first big group 12 second largest group corresponding with one 14 first organize 12 greatly in adjacent and adjacent two
The quantity of capacitance group 13 is identical as second largest group 14 of the quantity of filter group 15, the filter group of the first big group 12
15 quantity is identical as second largest group 14 of the quantity of capacitance group 13.
Multiple big group of inlet wires 16 are connected between the multiple capacitance groups 13 and multiple filter groups 15 of first big group 12,
The capacitance group 13 of first big group 12 is connected to the first big filter group 15 for organizing 12 and big group by multiple group's busbares 11
Inlet wire 16.
Big group inlet wire 16, and second largest group 14 of filter are connected between second largest group 14 of multiple filter groups 15
Group 15 is connected to big group inlet wire 16 by group's busbar 11, and second largest group 14 of capacitance group 13 and filter group 15 pass through
Multiple widgets lines 18 connect.
By using above-mentioned alternating current filter structure 10, is combined by reasonably optimizing in big group, reduce the layer of framework
Number and take up an area, reduces rolled steel dosage, reduce infrastructure cost, and when a group breaks down wherein, it can not be right
Entire big group is being handled after being had a power failure so that maintenance is more convenient.
In one embodiment, capacitance group 13 includes low-pressure reactive compensation unit 132 and high pressure inlet wire power distribution unit 17,
One end of high pressure inlet wire power distribution unit 17 is electrically connected with low-pressure reactive compensation unit 132, the other end and 15 electricity of filter group
Gas connects.Further, filter group 15 includes low-voltage filter unit 152 and high pressure inlet wire power distribution unit 17, and filter is small
17 one end of high pressure inlet wire power distribution unit of group 15 is electrically connected with low-voltage filter unit 152, the height of the other end and capacitance group 13
It is pressed into the electrical connection of line power distribution unit 17.In this way, realizing the electrical connection between capacitance group 13 and filter group 15.
In one embodiment, alternating current filter structure 10 further includes combined frame work 19, and combined frame work 19 is set to first
The side of the high pressure inlet wire power distribution unit 17 of big group 12 and the high pressure inlet wire distribution list of second largest group 14 of filter group 15
The side of member 17, for aerial big group inlet wire 16 and group's busbar 11.It should be noted that combined frame work 19 is for making somebody a mere figurehead big group
Inlet wire 16 and group's busbar 11, therefore, the combined frame work 19 along the first big group 12 and second largest group 14 of orientation are used for frame
Empty group's busbar need to be only arranged at the both ends for the high pressure inlet wire power distribution unit 17 for having group's busbar 11, along 13 direction of capacitance group
The combined frame work 19 in the direction of filter group 15 for aerial big group inlet wire 16, be set to high pressure in the presence of big group inlet wire 16 into
The both ends of line power distribution unit 17.Further, the overhead height of group inlet wire 16 greatly is 33 meters, the overhead height of group's busbar 11
It is 26 meters.Specific in embodiment, alternating current filter structure 10 further includes downlead 20, one end of downlead 20 with big group
Inlet wire 16 is electrically connected, and the other end is electrically connected with group's busbar 11, for being electrically connected big group inlet wire 16 and group's busbar 11.
In one embodiment, alternating current filter structure 10 further includes strain insulator string 21,21 liang of strain insulator string
End is connected to combined frame work 19, for the insulated height that group's busbar 11 is hung on to 26 meters.Further, alternating current filter
Structure 10 further includes suspension insulator 22, and suspension insulator 22 is set on combined frame work 19, and overhangs perpendicular direction
On combined frame work 19, for hanging the flexible circuit conductor for making group's busbar 11 be electrically connected with high pressure inlet wire power distribution unit 17, (figure is not
Show).Specific in embodiment, the both ends of group's busbar 11 are both provided with strain insulator string 21, are used for group's busbar 11
Pull-up hangs on 26 meters of height, and suspension insulator 22 is set to group's busbar 11 and high pressure inlet wire power distribution unit 17 is electrical
One end of connection.It is understood that the setting of strain insulator string 21 and suspension insulator 22 be in order to prevent circuit with
Combined frame work 19 is electrically connected so that combined frame work 19 charges.
In one embodiment, high pressure inlet wire power distribution unit 17 include three groups of inlet wire power distribution assembly (not shown), low pressure without
Work(compensating unit 132 is three capacitor group (not shown) in parallel, and corresponding with three groups of inlet wire power distribution assemblies.Further,
Low-voltage filter unit 152 be three groups of electrical connections alternating current filter (not shown), and in three groups of filter groups 15 into
Line power distribution assembly corresponds to.Specific in embodiment, inlet wire power distribution assembly includes that the earthing switch being electrically connected successively (is schemed not
Show), current transformer (not shown), breaker (not shown) and disconnecting switch (not shown), low-pressure reactive compensation unit 132 and
Low-voltage filter unit 152 is electrically connected in earthing switch.
The technical solution of the utility model for ease of understanding illustrates alternating current filter structure for a specific embodiment below
10 specific layout pattern：
On the basis of Fig. 1,10 left and right ends overall length of alternating current filter structure is 128 meters.Low-pressure reactive compensation unit 132 is left
Right occupation of land length is 27 meters, 2 meters of earthing switch and 132 distance of low-pressure reactive compensation unit, current transformer and earthing switch away from
From 4 meters, 6.5 meters of breaker and current transformer distance, 10 meters of disconnecting switch and breaker distance, the open circuit in capacitance group 13
Device is 16 meters with the distance between the disconnecting switch in filter group 15.In the inlet wire power distribution assembly of filter group 15
The distance between other elements are identical as in capacitance group 13.Earthing switch in filter group 15 and low-voltage filter unit
152 distance is 2 meters, and 152 or so length of low-voltage filter unit is 40 meters.
The total length of combined frame work 19 is 53 meters on the left and right directions of first big group 12, the first big group inlet wire 16 in left side away from
6 meters from 19 left side edge of combined frame work, big the distance between inlet wire 16 of organizing is 6.5 meters, in the capacitance group 13 of the first big group 12
The combined frame work 19 that first big group 16 distance of inlet wire in right side of side is hung with suspension insulator 22 is 9 meters.First big group 12
Big group 16 distance of inlet wire of upper left first of filter group 15 be hung with the combined frame work 19 of suspension insulator 22
It it is 6 meters, big the distance between inlet wire 16 of organizing is identical, and first, right side, 16 Joint framework of big group inlet wire, 19 right side edge is 6
Rice.
Each low-pressure reactive compensation unit 132 in upper and lower directions is apart from being 4 meters, each 152 distance of low-voltage filter unit
It is 1.5 meters.
Compared with prior art, the alternating current filter structure provided by the utility model for current conversion station at least has following
Advantage：
1) new layout is proposed, arrangement is optimized, has saved occupation of land；
2) low across group busbar uses 26 meters of high flexible circuit conductors, solves the problems, such as breaker electrification lifting, avoids
Group go wrong, the big series of problems organized full cut-off and brought considerably reduces scope of power outage, facilitates installation, operation and dimension
Shield；
3) under the requirement for meeting air clearance, optimization equipment spacing is from raising operating safety factor；
4) by the way of organizing inlet wire greatly under staggeredly drawing, reduce framework quantity, reduce cost；
5) increase the hanging point of strain insulator string, the jump between realization group is logical, reduces wires cross.
Each technical characteristic of embodiment described above can be combined arbitrarily, to keep description succinct, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, it is all considered to be the range of this specification record.
Above-described embodiments merely represent several embodiments of the utility model, the description thereof is more specific and detailed,
But therefore it can not be interpreted as the limitation to utility model patent range.It should be pointed out that for the common skill of this field
For art personnel, without departing from the concept of the premise utility, various modifications and improvements can be made, these are belonged to
The scope of protection of the utility model.Therefore, the protection domain of the utility model patent should be determined by the appended claims.
Claims (10)
1. a kind of alternating current filter structure for current conversion station, including：
At least one first big group and second largest group at least one, the described first big group includes at least one capacitance group and at least
One filter group, described second largest group includes at least one capacitance group and at least one filter group；
It is characterized in that, each described first big group it is corresponding with one second largest group it is adjacent, and described first organize greatly it is described
The quantity of capacitance group is identical as described second largest group adjacent of the quantity of filter group, the described first institute organized greatly
The quantity for stating filter group is identical as adjacent described second largest group of the quantity of capacitance group；
The alternating current filter structure further includes line, multiple group's busbares between multiple big group of inlet wires, multiple groups, and described first
Multiple big group of inlet wires are connected between the multiple capacitance groups organized greatly and between multiple filter groups, it is described
The first capacitance group organized greatly is connected to the filter group and institute that described first organizes greatly by multiple group's busbares
State big group inlet wire；
The big group of inlet wire, and described second largest group of institute are connected between described second largest group of multiple filter groups
It states filter group and the big group of inlet wire, described second largest group of the capacitance group and institute is connected to by group's busbar
Filter group is stated to connect by line between multiple groups；
The described first capacitance group organized greatly and second largest group of the filter group pass through the big group of inlet wire
Connection.
2. the alternating current filter structure according to claim 1 for current conversion station, which is characterized in that the capacitance group packet
Include low-pressure reactive compensation unit and high pressure inlet wire power distribution unit, one end and the low-voltage reactive power of the high pressure inlet wire power distribution unit
Compensating unit is electrically connected, and the other end is electrically connected with the filter group.
3. the alternating current filter structure according to claim 2 for current conversion station, which is characterized in that the filter group
Including low-voltage filter unit and the high pressure inlet wire power distribution unit, one end of the high pressure inlet wire power distribution unit of the filter group
It is electrically connected with the low-voltage filter unit, the other end and the high pressure inlet wire power distribution unit of the capacitance group electrically connect
It connects.
4. the alternating current filter structure according to claim 1 for current conversion station, which is characterized in that the alternating current filter
Structure further includes downlead, and described downlead one end is electrically connected with the big group of inlet wire, the other end and group's busbar electricity
Gas connects, for being electrically connected the big group of inlet wire and group's busbar.
5. the alternating current filter structure according to claim 3 for current conversion station, which is characterized in that the alternating current filter
Structure further includes combined frame work, and the combined frame work is set to the side for the high pressure inlet wire power distribution unit that described first organizes greatly
And the side of the high pressure inlet wire power distribution unit of described second largest group of the filter group, for make somebody a mere figurehead described big group into
Line and group's busbar.
6. the alternating current filter structure according to claim 5 for current conversion station, which is characterized in that the big group of inlet wire
Overhead height is 33 meters, and the overhead height of group's busbar is 26 meters.
7. the alternating current filter structure according to claim 5 for current conversion station, which is characterized in that the alternating current filter
Structure further includes strain insulator string, and the strain insulator string both ends are connected to the combined frame work.
8. the alternating current filter structure according to claim 5 for current conversion station, which is characterized in that the alternating current filter
Structure further includes suspension insulator, and the suspension insulator is set on the combined frame work, is made for suspension described small
The flexible circuit conductor of group busbar and the electrical connection of high pressure inlet wire power distribution unit.
9. the alternating current filter structure according to claim 3 for current conversion station, which is characterized in that the high pressure inlet wire is matched
Electric unit include three groups of inlet wire power distribution assemblies, the low-pressure reactive compensation unit be three capacitor groups in parallel, and with three groups
The inlet wire power distribution assembly corresponds to；
The low-voltage filter unit is the alternating current filter of three groups of electrical connections, and corresponding with inlet wire power distribution assembly described in three groups.
10. the alternating current filter structure according to claim 9 for current conversion station, which is characterized in that the inlet wire distribution
Component includes the earthing switch being electrically connected successively, current transformer, breaker and disconnecting switch, the low-pressure reactive compensation list
The first and described low-voltage filter unit is electrically connected in the earthing switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820296828.XU CN208062796U (en) | 2018-03-02 | 2018-03-02 | Alternating current filter structure for current conversion station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820296828.XU CN208062796U (en) | 2018-03-02 | 2018-03-02 | Alternating current filter structure for current conversion station |
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| Publication Number | Publication Date |
|---|---|
| CN208062796U true CN208062796U (en) | 2018-11-06 |
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ID=63991722
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| Application Number | Title | Priority Date | Filing Date |
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| CN201820296828.XU Active CN208062796U (en) | 2018-03-02 | 2018-03-02 | Alternating current filter structure for current conversion station |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111613974A (en) * | 2020-05-19 | 2020-09-01 | 中国电力工程顾问集团西南电力设计院有限公司 | Alternating current filter field arrangement structure with optimized arrangement |
-
2018
- 2018-03-02 CN CN201820296828.XU patent/CN208062796U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111613974A (en) * | 2020-05-19 | 2020-09-01 | 中国电力工程顾问集团西南电力设计院有限公司 | Alternating current filter field arrangement structure with optimized arrangement |
| CN111613974B (en) * | 2020-05-19 | 2024-04-26 | 中国电力工程顾问集团西南电力设计院有限公司 | Alternating current filter field arrangement structure with optimized arrangement |
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