CN206163970U - 110kV electric pressure, main varactor volume 50MVA's mobile substation - Google Patents
110kV electric pressure, main varactor volume 50MVA's mobile substation Download PDFInfo
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- CN206163970U CN206163970U CN201621289694.6U CN201621289694U CN206163970U CN 206163970 U CN206163970 U CN 206163970U CN 201621289694 U CN201621289694 U CN 201621289694U CN 206163970 U CN206163970 U CN 206163970U
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- transformer
- 50mva
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- mobile substation
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Abstract
The utility model belongs to the technical field of the mobile substation technique and specifically relates to a 110kV electric pressure, main varactor volume 50MVA's mobile substation, including a platform trailer and the 2nd platform trailer, a platform trailer goes up in the past afterwards and to have connected gradually portal, arrester, 110kv HGIS combined electrical apparatus, transformer through outside electric wire netting cable, have the insulator on the arrester, outside electric wire netting cable is connected through the waist of high -tension bushing and transformer high -pressure side behind the current transformer of 110kv HGIS combined electrical apparatus, circuit breaker, isolator, the low tension side of transformer through flexible cable with lie in the low tension switchgear on the 2nd platform trailer, an arbitrary 10kV HGIS combined electrical apparatus in secondary equipment cabin is connected, it is capacious: 50MVA's transformer capacity can satisfy the great power demand of large -scale regional capacity ratio. Limited height, width and weight satisfy the highway and wholly transport the requirement.
Description
Technical field
The utility model is related to mobile substation technical field, especially a kind of 110kV electric pressures, main transformer capacity
The mobile substation of 50MVA.
Background technology
At present each province of the country and local electricity company be urgent in compass of competency in order to solve and uprushing property load pair temporarily
The requirement of power supply continuity and reliability, all reaches the capacity of conventional substation in urban distribution network in preparation, and capacity mainly exists
The Intelligent mobile transformer station of 20MVA-31.5MVA and voltage level (system ceiling voltage is 72.5kV or 126kV).
In vehicle-mounted removable transformer station, power transformer is arranged on platform trailer, and transformer is moved together with flat car
It is dynamic.Standard GB/T 1589-2004《Road vehicle contour dimension, axle load and quality limit value》Pressure to haulage vehicle size
Regulation, it is desirable to which power transformer is less than 4.5m together with flat car whole height, conveyor width is less than 3.0m.So mobile substation
Used in power transformer need to consider more special constructions designs in structure, be mainly reflected in limit for height, limit for width, freight weight limit
And transformer and flat car junction strength problem.Existing mobile substation also has that floor space is big, installation operation is loaded down with trivial details,
Load capacity does not sometimes reach the technical deficiency of temporary power needs.
The content of the invention
The purpose of this utility model is：Overcome deficiency of the prior art, there is provided a kind of compact conformation, be readily transported, pacify
Load connects rapid and convenient, can meet large area, 110kV electric pressure, master of the load capacity than larger temporary power needs
The mobile substation of varying capacity 50MVA.
For achieving the above object, the technical solution adopted in the utility model is as follows：
A kind of 110kV electric pressures, the mobile substation of main transformer capacity 50MVA, including the first platform trailer and second flat
Plate trailer, by external electrical network cable door frame, arrester, 110kv are connected with turn on first platform trailer from front to back
HGIS combined electrical apparatus transformers, there is an insulator on the arrester, the 110kv HGIS combined electrical apparatuses include current transformer,
Breaker and disconnecting switch, the on high-tension side waist of the transformer is provided with bushing, and external electrical network cable is through 110kv
Connected by the waist of bushing and high voltage side of transformer after current transformer, breaker, the disconnecting switch of HGIS combined electrical apparatuses
Connect；The low-pressure side of the transformer is by flexible cable and the low tension switch, secondary device cabin being located on the second platform trailer
Any one 10kV HGIS combined electrical apparatus is connected；
The bottom welding of the transformer has a circle steel plate；
Oil tank of transformer is also equipped with the right side of the transformer, along long on the side that transformer is connected with oil tank of transformer
There is bolt hole with cross direction, be bolted between transformer and oil tank of transformer, the oil tank of transformer includes main oil storage
Cabinet and secondary oil conservater, main oil conservater and secondary oil conservater adopt flat ellipse structure, pacify respectively in main oil conservater and secondary oil conservater
Equipped with oil sac, the structure of the oil sac is flat oval structure.
Preferably, the outward-dipping certain angle of A phases and C phases of the 110kv HGIS combined electrical apparatuses, angular range away from
20 °～30 ° of vertical direction.
Preferably, the main oil conservater and secondary oil conservater are separately mounted to the top of oil tank of transformer, respectively by bend pipe
Connect with oil tank of transformer.
Preferably, the bolt hole is respectively arranged two along transformer width, and 4 are respectively arranged along its length.
Preferably, it is welded with the reinforcement being connected with oil tank of transformer at the bolt hole.
Preferably, on first platform trailer, the bottom sides bottom sides of oil tank of transformer are along surrounding welding positioning iron plate.
It is using the beneficial effect of the technical solution of the utility model：
1st, capacity is big：The transformer capacity of 50MVA can meet the larger power demands of large area Capacity Ratio.
2nd, Transformer Selection adopts forced-oil-air cooling (ODAF) mode, and maximum height limit, width and weight meet highway and integrally transports
Defeated requirement；
3rd, transformer is by bushing and rises the waist that dais is arranged in the width of transformer, to reduce shipping height
It is also convenient for and HGIS wiring.Simultaneously effective reduce the entire length of locomotive；
4th, design combination is flexible, can adapt to various application combinations.High-pressure section and intermediate pressure section can be used alone（Inspection
Repair, accident equipment replacement application）, to substitute the existing operation equipment of transformer station, and it is connected with other equipment in station；Can also group
Synthesis complete function transformer station uses（Temporary substations, in short-term increase-volume application）.
Description of the drawings
The utility model is further illustrated with reference to the accompanying drawings and examples.
Fig. 1 is the structural representation of the first platform trailer in the utility model；
Fig. 2 is the structural representation of the second platform trailer in the utility model.
In figure：The platform trailers of 1- first, 2- door frames, 3- insulators, 4-110kv HGIS combined electrical apparatuses, 5- bushings,
6- rises dais, 7- transformers, 8- oil tank of transformer, 9- bolts hole, 10- steel plates, the platform trailers of 11- second, 12-10kv HGIS
Combined electrical apparatus, 13- secondary devices cabin.
Specific embodiment
The utility model is described in further detail presently in connection with accompanying drawing.These accompanying drawings are simplified schematic diagram,
Basic structure of the present utility model is only illustrated in a schematic way, therefore it only shows the composition relevant with the utility model.
As depicted in figs. 1 and 2, a kind of 110kV electric pressures, the mobile substation of main transformer capacity 50MVA, including first is flat
The platform trailer 2 of plate trailer 1 and second, by external electrical network cable door frame is connected with turn on the first platform trailer 1 from front to back
2nd, arrester, 110kv HGIS combined electrical apparatuses 4, transformer 7, there is insulator 3 on arrester, 110kv HGIS combined electrical apparatuses 4 are wrapped
Current transformer, breaker and disconnecting switch are included, the on high-tension side waist of transformer 7 is provided with bushing 5, external electrical network electricity
Cable is after current transformer, breaker, the disconnecting switch of 110kv HGIS combined electrical apparatuses 4 by bushing 5 and transformer 7
On high-tension side waist connection；The low-pressure side of transformer 7 is opened by flexible cable with the low pressure on the second platform trailer 11
Close, any one 10kV HGIS combined electrical apparatus 12 in secondary device cabin 13 is connected；
The natural frequency of vibration of power transformer is generally 1.4-6.8Hz, the vibrations during trailer traveling and transformer from
Vibration frequency is very close to both may resonate, and the high-pressure side porcelain bushing shell amplification for causing transformer shakes and stress, dislocation, leakage
Oil, it is also possible to cause radiator, fuel tank etc. to shatter oil leak, vibrations can also cause transformer core displacement and winding deformation.Therefore, electricity
The infringement that driving vibrations are caused to it should be emphatically considered during power design of transformer.Transformer needs installation three in transportation
Dimension bump recorder, three-dimensional bump recorder may be installed on transformer body top or side wall, and fixed base plate should ensure that foot
Enough rigidity, to monitor situation of the transformer in transportation in real time, general transformer is in design according to the fortune of " 3,1,1 "
Defeated acceleration considering, both before and after the peak acceleration of traffic direction can not surpass 3g, and the transport of above-below direction, left and right directions adds
Speed is maximum no more than 1g.So the intensity of junction is extremely important between transformer and flat car, transformer is directly affected
Transportation safety.
The bottom welding of transformer 7 has a circle steel plate, so that transformer bottom is firmly welded with flat board bicycle beam, the thickness of steel plate
Spend for 35ram, width is 300mm；
The right side of transformer 7 is also equipped with oil tank of transformer 8, and the right side of transformer 7 is also equipped with oil tank of transformer 8, becomes
There is bolt hole with cross direction along long on the side that depressor 7 is connected with oil tank of transformer 8, pass through between transformer and oil tank of transformer
Bolt connection,
Oil tank of transformer 8 includes main oil conservater and secondary oil conservater, and main oil conservater and secondary oil conservater are tied using flat ellipse
Oil sac is separately installed with structure, main oil conservater and secondary oil conservater, the structure of oil sac is flat oval structure；Electricity in mobile substation
This cylindrical oil conservater is not adopted in power transformer, and adopts flat ellipse structure, and by secondary oil conservater and main oil conservater list
Solely install.Capsule so equipped with oil is also approximately at flat oval structure, and transformer oil rocks relatively light, can more be effectively protected glue
Capsule.And it is less than same volume cylindrical structure diameter using flat oval structure oil conservater minor axis diameter, so also can be effective
Reduce the whole height of transformer.
The type of cooling of transformer is changed into natural air cooled (ONAF) by umbrella self cooling (ONAN), if transformer capacity is big,
Total losses are very big, it may be considered that using forced-oil-air cooling (ODAF), can so reduce the piece number of radiator, reduce the fortune of transformer
Defeated width.
The A phases and the outward-dipping certain angle of C phases of the 110kv HGIS combined electrical apparatuses 4 in the utility model, angle model
Enclose away from 20 °～30 ° of vertical direction.
Main oil conservater and secondary oil conservater in the utility model is separately mounted to the top of oil tank of transformer, respectively by curved
Pipe is connected with oil tank of transformer.
Bolt hole 9 in the utility model is respectively arranged two along transformer width, and 4 are respectively arranged along its length
Individual, the diameter in hole at least meets the bolt for installing a diameter of 48.Fixation is installed using this structure more stable.
The reinforcement being connected with oil tank of transformer 8 is welded with bolt hole 9 in the utility model；Adopt this structure can be with
Ensure the intensity of iron plate at installation bolt.
On the first platform trailer 1 in the utility model, the bottom margin of oil tank of transformer 8 weld detent rail along surrounding
Plate, using this structure, can anti-transformer global displacement, improve and fixed stability be installed.
With it is above-mentioned according to desirable embodiment of the present utility model as enlightenment, by above-mentioned description, related work people
Member can carry out various change and modification in the range of without departing from this utility model technological thought completely.This reality
The content being not limited to new technical scope on specification, it is necessary to its technology is determined according to right
Property scope.
Claims (6)
1. a kind of 110kV electric pressures, the mobile substation of main transformer capacity 50MVA, it is characterised in that：Including the first platform trailer
With the second platform trailer, from front to back door frame, lightning-arrest is connected with turn by external electrical network cable on first platform trailer
Device, 110kv HGIS combined electrical apparatus transformers, there is insulator on the arrester, the 110kv HGIS combined electrical apparatuses include electricity
Current transformer, breaker and disconnecting switch, the on high-tension side waist of the transformer is provided with bushing, external electrical network cable
By bushing and transformer high-voltage after current transformer, breaker, disconnecting switch through 110kv HGIS combined electrical apparatuses
The waist connection of side；The low-pressure side of the transformer by flexible cable be located at the second platform trailer on low tension switch, two
Any one 10kV HGIS combined electrical apparatus in secondary device cabin is connected；
The bottom welding of the transformer has a circle steel plate；
Oil tank of transformer is also equipped with the right side of the transformer, along long and wide on the side that transformer is connected with oil tank of transformer
There is bolt hole in direction, is bolted between transformer and oil tank of transformer, the oil tank of transformer include main oil conservater and
Secondary oil conservater, main oil conservater and secondary oil conservater adopt flat ellipse structure, are separately installed with main oil conservater and secondary oil conservater
Oil sac, the structure of the oil sac is flat oval structure.
2. a kind of 110kV electric pressures according to claim 1, the mobile substation of main transformer capacity 50MVA, its feature exists
In：The outward-dipping certain angle of A phases and C phases of the 110kv HGIS combined electrical apparatuses, angular range away from 20 ° of vertical direction～
30°。
3. a kind of 110kV electric pressures according to claim 1, the mobile substation of main transformer capacity 50MVA, its feature exists
In：The main oil conservater and secondary oil conservater are separately mounted to the top of oil tank of transformer, respectively by bend pipe and oil tank of transformer
Connection.
4. a kind of 110kV electric pressures according to claim 1, the mobile substation of main transformer capacity 50MVA, its feature exists
In：The bolt hole is respectively arranged two along transformer width, and 4 are respectively arranged along its length.
5. a kind of 110kV electric pressures according to claim 4, the mobile substation of main transformer capacity 50MVA, its feature exists
In：The reinforcement being connected with oil tank of transformer is welded with the bolt hole.
6. a kind of 110kV electric pressures according to claim 1, the mobile substation of main transformer capacity 50MVA, its feature exists
In：On first platform trailer, the bottom sides bottom sides of oil tank of transformer are along surrounding welding positioning iron plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621289694.6U CN206163970U (en) | 2016-11-29 | 2016-11-29 | 110kV electric pressure, main varactor volume 50MVA's mobile substation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621289694.6U CN206163970U (en) | 2016-11-29 | 2016-11-29 | 110kV electric pressure, main varactor volume 50MVA's mobile substation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206163970U true CN206163970U (en) | 2017-05-10 |
Family
ID=58660223
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621289694.6U Active CN206163970U (en) | 2016-11-29 | 2016-11-29 | 110kV electric pressure, main varactor volume 50MVA's mobile substation |
Country Status (1)
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108597753A (en) * | 2018-05-29 | 2018-09-28 | 保定天威保变电气股份有限公司 | Casing reinforcement device and method when a kind of transformer is integrally transported |
| CN109066431A (en) * | 2018-07-12 | 2018-12-21 | 无锡固亚德电力设备有限公司 | Sled towed substation prefabricated cabin |
| CN109149430A (en) * | 2018-09-14 | 2019-01-04 | 青岛特锐德电气股份有限公司 | A kind of Vehicular GIS substation and its installation method |
| WO2021017409A1 (en) * | 2019-08-01 | 2021-02-04 | 河南平高电气股份有限公司 | Mobile substation |
-
2016
- 2016-11-29 CN CN201621289694.6U patent/CN206163970U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108597753A (en) * | 2018-05-29 | 2018-09-28 | 保定天威保变电气股份有限公司 | Casing reinforcement device and method when a kind of transformer is integrally transported |
| CN109066431A (en) * | 2018-07-12 | 2018-12-21 | 无锡固亚德电力设备有限公司 | Sled towed substation prefabricated cabin |
| CN109149430A (en) * | 2018-09-14 | 2019-01-04 | 青岛特锐德电气股份有限公司 | A kind of Vehicular GIS substation and its installation method |
| CN109149430B (en) * | 2018-09-14 | 2024-01-26 | 青岛特锐德电气股份有限公司 | Vehicle-mounted GIS transformer substation and installation method thereof |
| WO2021017409A1 (en) * | 2019-08-01 | 2021-02-04 | 河南平高电气股份有限公司 | Mobile substation |
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