CN208571239U - A kind of high-speed rail electrification modularization traction substation - Google Patents
A kind of high-speed rail electrification modularization traction substation Download PDFInfo
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- CN208571239U CN208571239U CN201821095820.3U CN201821095820U CN208571239U CN 208571239 U CN208571239 U CN 208571239U CN 201821095820 U CN201821095820 U CN 201821095820U CN 208571239 U CN208571239 U CN 208571239U
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- Prior art keywords
- output end
- electrical output
- transformer
- modularization
- speed rail
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- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 claims description 8
- 238000012544 monitoring process Methods 0.000 claims description 6
- 229960001296 zinc oxide Drugs 0.000 claims description 4
- 239000011787 zinc oxide Substances 0.000 claims description 4
- 238000005192 partition Methods 0.000 claims description 3
- 238000009434 installation Methods 0.000 abstract description 11
- 238000010276 construction Methods 0.000 abstract description 6
- 239000006185 dispersion Substances 0.000 abstract description 5
- 238000005516 engineering process Methods 0.000 description 3
- 238000011900 installation process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000003908 quality control method Methods 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- 230000003281 allosteric effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
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Abstract
It is disclosed by the utility model to belong to electric railway traction power supply system technical field, specially a kind of high-speed rail electrification modularization traction substation, including 220KV voltage transformer, the electrical output end of 220KV voltage transformer is connected with 220KV arrester, the electrical output end of 220KV arrester is connected with 20KV three-pole isolator, the electrical output end of 20KV three-pole isolator is connected with 220KV current transformer, the electrical output end of 220KV current transformer is connected with 220KV breaker, the electrical output end of 220KV breaker is connected with 220KV main transformer, the electrical output end of 220KV main transformer is connected with 27.5KVGIS switchgear, 27.5KVGIS switchgear electrical property output end is connected with secondary low-voltage equipment , which facilitates installation, invests small, revolutionizes that former field device dispersion, long construction period, transitional link is more, invests big problem, and substantially increase the security reliability that equipment is run.
Description
Technical field
The utility model relates to electric railway traction power supply system technical field, specially a kind of high-speed rail electrification module
Change traction substation.
Background technique
The existing Traction Substation of Electric Railway in China, still continues to use old design pattern, builds house, casting basis, peace
Standby, test and debugging etc. is installed, field device dispersion, long construction period, transitional link is more, investment is big, this results in quality control
Difficulty, the postrun system risk of equipment investment increase, and constructional deficiency is more, and some defect how many years do not have been found that, only
It is just found when causing consequence, seriously affecting power supply safety, greatly reduces equipment reliability of operation.Existing electric railway supplies
The generalized information system that electric system uses, the plug of high-voltgae pothead are that artificial check and correction is installed, and work on the spot area is small, installing force
Square is big, is easy to be damaged in end installation process, for this purpose, we have proposed a kind of high-speed rail electrification modularization traction substations.
Utility model content
The purpose of this utility model is to provide a kind of high-speed rail electrification modularization traction substations, to solve above-mentioned background
The field device dispersion that its is proposed in technology, long construction period, transitional link is more, the big quality control of investment is difficult, work on the spot area
It is small, mounting torque is big, impaired problem is easy in end installation process.
To achieve the above object, the utility model provides the following technical solutions: a kind of high-speed rail electrification modularization traction change
Electric institute, including 220KV voltage transformer, the electrical output end of the 220KV voltage transformer are connected with 220KV arrester, institute
The electrical output end for stating 220KV arrester is connected with 20KV three-pole isolator, and the electrical property of the 20KV three-pole isolator is defeated
Outlet is connected with 220KV current transformer, and the electrical output end of the 220KV current transformer is connected with 220KV breaker, institute
The electrical output end for stating 220KV breaker is connected with 220KV main transformer, and the electrical output end of the 220KV main transformer connects
It is connected to 27.5KVGIS switchgear, the 27.5KVGIS switchgear electrical property output end is connected with secondary low-voltage equipment.
Preferably, the 220KV arrester uses 220KV Zinc-Oxide Arrester.
Preferably, be equipped in the secondary low-voltage equipment ac and dc systems, background monitoring system, telecommunication system,
Intelligent monitor system, integrated system, charging measuring equipment.
Preferably, partition is installed between 220KV main transformer described in four groups.
Preferably, the 220KV main transformer secondary side is connect using high-tension cable with 27.5KVGIS switchgear.
Compared with prior art, the utility model has the beneficial effects that
1) the utility model scheme, equipment are formed by multiple groups block combiner, before factory by the technology of each height die block, set
Standby, installation, debugging efforts are completed, mix the interface cable with plug-in unit, transport to scene and carry out block combiner, to constitute entire
High-speed rail traction substation facilitates installation, invests small；
2) equipment is by the construction and installation of all electrical equipments, debugging in the factory for having good environment and professional technician
Interior progress revolutionizes former field device dispersion, the problem that long construction period, transitional link is more, investment is big, and greatly improves
The security reliability of equipment operation；
3) high-voltgae pothead can be stuck on guide groove using the screw structure for having guide groove to go up and down, be passed through screw rod by the equipment
It rotates and realizes the installation of end and retract, the installation of this specification geometric dimension is that the safe mass of end operation is protected
Card.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is utility model works schematic diagram.
In figure: 1 220KV voltage transformer, 2 220KV arresters, 3 20KV three-pole isolators, 4 220KV electric currents are mutual
Sensor, 5 220KV breakers, 6 220KV main transformers, 7 27.5KVGIS switchgears, 8 secondary low-voltage equipment.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
The utility model provides a kind of technical solution referring to FIG. 1-2: a kind of high-speed rail electrification modularization traction power transformation
The electrical output end of institute, including 220KV voltage transformer 1,220KV voltage transformer 1 is connected with 220KV arrester 2,220KV
The electrical output end of arrester 2 is connected with 20KV three-pole isolator 3, the electrical output end connection of 20KV three-pole isolator 3
There is 220KV current transformer 4, the electrical output end of 220KV current transformer 4 is connected with 220KV breaker 5,220KV breaker
5 electrical output end is connected with 220KV main transformer 6, and the electrical output end of 220KV main transformer 6 is connected with 27.5KVGIS and opens
Cabinet 7 is closed, the electrical output end of 27.5KVGIS switchgear 7 is connected with secondary low-voltage equipment 8.
Wherein, 220KV arrester 2 uses 220KV Zinc-Oxide Arrester, and valve block is equipped with using zinc oxide as primary raw material
Other metal oxides, long service life are equipped with ac and dc systems, background monitoring system, long-range logical in secondary low-voltage equipment 8
Letter system, intelligent monitor system, integrated system, charging measuring equipment, convenient for the various equipment in monitoring electric substation, four groups
Partition is installed between 220KV main transformer 6,220KV main transformer 6 is separated, prevents from having an impact when operation, 220KV master
6 secondary side of transformer is connect using high-tension cable with 27.5KVGIS switchgear 7, easy for installation, highly-safe.
Working principle: the utility model scheme is connected to 220KV voltage by high-tension cable when in use, by electric system
On mutual inductor 1, electric system conveying high pressure three-phase electricity, by 220KV voltage transformer 1 can with the voltage on conversion line,
Be connected with 220KV arrester 2 in the electrical output end of 220KV voltage transformer 1,220KV arrester 2 can protect equipment from
Thunder and lightning moment impact wave attacks, and the electrical output end of 220KV arrester 2 is connected with 20KV three-pole isolator 3, tri- pole 20KV every
It leaves pass 3 and circuit is closed and cut-off in zero load situation, the method for operation for changing equipment is cooperated with breaker, carries out certain model
The operation of interior nonloaded line is enclosed, the investment of no-load transformer can be carried out and exits operation, visible cut-off point can be formed,
220KV current transformer 4 can measure, protects and control high-tension current and be converted to the unified electric current of comparison, play current transformation
It is connected with 220KV breaker 5 with the electrical output end of the effect of electrical isolation, 220KV current transformer 4, when on high-tension cable
When serious overload occurs or when short circuit and under-voltage and other failures occur, 220KV breaker 5 protects automatic shutdown circuit
Equipment in electric substation, reduces loss, and the electrical output end of 220KV breaker 5 is connected with 220KV main transformer 6,220KV master
Transformer 6 can by by electric system conveying Lai 220KV high-tension current be changed into the dedicated electric current of high-speed rail, 220KV main transformer 6
Electrical output end be connected with 27.5KVGIS switchgear 7, the internal current voltage transformer of 27.5KVGIS switchgear 7, bus,
10KV use by oneself allosteric at the equipment such as generalized information system, equipment for managing electric substation, the electrical output end of 27.5KVGIS switchgear 7
It is connected with secondary low-voltage equipment 8, ac and dc systems, background monitoring system, long-range logical are installed in the inside of secondary low-voltage equipment 8
Letter system, intelligent monitor system, integrated system, charging measuring equipment, for the various equipment in monitoring electric substation, this programme is mentioned
High-speed rail electrification modularization traction substation out, is formed by multiple groups block combiner, before factory by the technology of each height die block,
Equipment, installation, debugging efforts are completed, mix the interface cable with plug-in unit, transport to scene and carry out block combiner, to constitute whole
A high-speed rail traction substation facilitates installation, and investment is small, and debugging carries out in the factory for having good environment and professional technician,
It revolutionizes former field device dispersion, the problem that long construction period, transitional link is more, investment is big, and substantially increases equipment
High-voltgae pothead can be stuck on guide groove using the screw structure for having guide groove to go up and down, be passed through screw rod by the security reliability of operation
It rotates and realizes the installation of end and retract, the installation of this specification geometric dimension is that the safe mass of end operation is protected
Card.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of high-speed rail electrification modularization traction substation, including 220KV voltage transformer (1), it is characterised in that: described
The electrical output end of 220KV voltage transformer (1) is connected with 220KV arrester (2), and the electrical property of the 220KV arrester (2) is defeated
Outlet is connected with 20KV three-pole isolator (3), and the electrical output end of the 20KV three-pole isolator (3) is connected with 220KV
The electrical output end of current transformer (4), the 220KV current transformer (4) is connected with 220KV breaker (5), described
The electrical output end of 220KV breaker (5) is connected with 220KV main transformer (6), and the electrical property of the 220KV main transformer (6) is defeated
Outlet is connected with 27.5KVGIS switchgear (7), and the electrical output end of the 27.5KVGIS switchgear (7) is connected with secondary low-voltage and sets
Standby (8).
2. a kind of high-speed rail electrification modularization traction substation according to claim 1, it is characterised in that: the 220KV
Arrester (2) uses 220KV Zinc-Oxide Arrester.
3. a kind of high-speed rail electrification modularization traction substation according to claim 1, it is characterised in that: described secondary low
Pressure equipment (8) in be equipped with ac and dc systems, background monitoring system, telecommunication system, intelligent monitor system, integrated system,
Charging measuring equipment.
4. a kind of high-speed rail electrification modularization traction substation according to claim 1, it is characterised in that: described in four groups
220KV main transformer is equipped with partition between (6).
5. a kind of high-speed rail electrification modularization traction substation according to claim 1, it is characterised in that: the 220KV
Main transformer (6) secondary side is connect using high-tension cable with 27.5KVGIS switchgear (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821095820.3U CN208571239U (en) | 2018-07-11 | 2018-07-11 | A kind of high-speed rail electrification modularization traction substation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821095820.3U CN208571239U (en) | 2018-07-11 | 2018-07-11 | A kind of high-speed rail electrification modularization traction substation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208571239U true CN208571239U (en) | 2019-03-01 |
Family
ID=65492556
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821095820.3U Expired - Fee Related CN208571239U (en) | 2018-07-11 | 2018-07-11 | A kind of high-speed rail electrification modularization traction substation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208571239U (en) |
-
2018
- 2018-07-11 CN CN201821095820.3U patent/CN208571239U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190301 |