CN106098324B - A kind of air-cooled dry type transformer - Google Patents
A kind of air-cooled dry type transformer Download PDFInfo
- Publication number
- CN106098324B CN106098324B CN201610646921.4A CN201610646921A CN106098324B CN 106098324 B CN106098324 B CN 106098324B CN 201610646921 A CN201610646921 A CN 201610646921A CN 106098324 B CN106098324 B CN 106098324B
- Authority
- CN
- China
- Prior art keywords
- steel body
- air
- low pressure
- cooling device
- pressure winding
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 48
- 239000010959 steel Substances 0.000 claims abstract description 48
- 238000001816 cooling Methods 0.000 claims abstract description 39
- 238000004804 winding Methods 0.000 claims abstract description 29
- 238000001914 filtration Methods 0.000 claims description 17
- 229910001220 stainless steel Inorganic materials 0.000 claims description 7
- 239000010935 stainless steel Substances 0.000 claims description 7
- 238000007791 dehumidification Methods 0.000 claims 2
- 239000000428 dust Substances 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/28—Coils; Windings; Conductive connections
- H01F27/2876—Cooling
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/08—Cooling; Ventilating
- H01F27/085—Cooling by ambient air
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/40—Structural association with built-in electric component, e.g. fuse
- H01F27/402—Association of measuring or protective means
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/40—Structural association with built-in electric component, e.g. fuse
- H01F27/402—Association of measuring or protective means
- H01F2027/406—Temperature sensor or protection
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Drying Of Gases (AREA)
Abstract
The invention discloses a kind of air-cooled dry type transformers, including at least upper steel body, lower steel body, high-low pressure winding, dehumidifying cooling device, exhaust fan, the high-low pressure winding is equipped with three groups, the three high-low pressure winding upper and lower ends are installed with steel body respectively, lower steel body, cavity is provided with inside the upper steel body and lower steel body, dehumidifying cooling device is housed in the lower steel body cavity, the air inlet of the dehumidifying cooling device is opened in lower steel body front, the exhaust outlet of the dehumidifying cooling device is connected and connects with high-low pressure winding air inlet, the exhaust outlet of the high-low pressure winding is connected and connected with being arranged at the air inlet of upper steel body inner cavity exhaust fan；Three dehumidifying cooling devices that the air-cooled dry type transformer is installed by itself carry out inside transformer air blast cooling, while carry out dehumidifying dedusting to the wind into transformer, it is ensured that the high-low pressure winding of transformer will not cause short circuit because of steam, dust.
Description
Technical field
The present invention relates to a kind of dry-type transformer, especially a kind of air-cooled dry type transformer belongs to dry-type transformer cooling
Technical field.
Background technology
Dry-type transformer is widely used in the places such as local lighting, skyscraper, airport, harbour CNC mechanical equipments, simply
Say that dry-type transformer just refers to the transformer that iron core and winding are not immersed in insulating oil.The type of cooling is divided into natural air cooling
(AN) and air cooling (AF) is forced.During natural air cooling, transformer can the long-term continuous operation under rated capacity.Forced air cooling
When, transformer output capacity can improve 50%.Suitable for interrupted running overload or emergent accident running overload；Due to mistake
Load loss and impedance voltage amplification are larger during load, in non-economy operating status, therefore should not be at continuous for a long time
Running overload.
Most of existing air-cooled dry type transformer be all using air blower to inside transformer blow, reached one it is cold
But effect, in addition, the existing air-cooled dry type transformer effect that only only air-supply cools down can not but carry out air
Dehumidifying, dedusting, untreated air enter inside transformer and damage are easily made to inside transformer.
The content of the invention
It is an object of the invention to provide a kind of air-cooled dry type transformer, to solve mentioned above in the background art ask
Topic.
In order to solve the above technical problems, one aspect of the present invention is：A kind of air-cooled dry type transformer, at least
Including upper steel body, lower steel body, high-low pressure winding, dehumidifying cooling device, exhaust fan, the high-low pressure winding is equipped with three groups, three institutes
It states high-low pressure winding upper and lower ends and is installed with steel body, lower steel body respectively, be provided with inside the upper steel body and lower steel body
Cavity, the lower steel body cavity is interior equipped with dehumidifying cooling device, and the air inlet of the dehumidifying cooling device is opened in lower steel body front,
The exhaust outlet of the dehumidifying cooling device is connected and connects with high-low pressure winding air inlet, the exhaust outlet of the high-low pressure winding with
It is arranged at the air inlet connection of steel body inner cavity exhaust fan and connects.
Further, air passage is provided in the dehumidifying cooling device, the air passage inlet end is equipped with air filter, row
Gas end is equipped with wind turbine, and evaporator, dehumidifying cooling device inner cavity upper left are equipped between above-mentioned air filter and wind turbine
Angle is fixedly installed compressor and control box, micro-chip processor built in the control box, the wind turbine, exhaust fan, compressor with
And micro-chip processor is connected and is electrically connected with control box respectively, the high-low pressure winding outer surface is equipped with air humidity sensing
Device, air humidity sensor are electrically connected with processing chip.
Further, the dehumidifying cooling device is identical with the quantity of high-low pressure winding coil.
Further, the upper steel body and lower steel body are made of stainless steel.
Further, the upper steel body surface is provided with heat emission hole.
Further, the air filter outer surface is equipped with stainless steel filter, and air filter by outside to inside according to
It is secondary to be equipped with by-pass filtration layer, secondary filtration layer and three-stage filtration layer, and by-pass filtration layer, secondary filtration layer and three-stage filtration
Layer density is sequentially increased.
Compared with prior art, the beneficial effects of the invention are as follows three that the air-cooled dry type transformer is installed by itself to remove
Wet cooling device carries out inside transformer air blast cooling, while carries out dehumidifying dedusting to the wind into transformer, it is ensured that transformation
The high-low pressure winding of device will not cause short circuit, and the air filter built in dehumidifying cooling device because of steam, dust, can be with
Handling manually, it is cheap, cost-effective while convenient and time-saving, while the device maintenance cost is cheap, substantially need not
Manual operation has saved substantial amounts of fund, suitable for large-scale promotion for enterprise, company.
Description of the drawings
Fig. 1 is overall structure diagram of the present invention；
Fig. 2 is dehumidifying cooling device structure diagram of the present invention；
In figure：1st, upper steel body, 2, lower steel body, 3, high-low pressure winding, 4, dehumidifying cooling device, 5, exhaust fan, 41, air passage,
42nd, air filter, 43, wind turbine, 44, evaporator, 45, compressor, 46, control box, 47, stainless steel filter.
Specific embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, instead of all the embodiments, is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other without making creative work
Embodiment belongs to the scope of protection of the invention.
As shown in Figs. 1-2, a kind of air-cooled dry type transformer including at least upper steel body 1, lower steel body 2, high-low pressure winding 3, removes
Wet cooling device 4, exhaust fan 5, the high-low pressure winding 3 are equipped with three groups, and three 3 upper and lower ends of high-low pressure winding are fixed respectively
Steel body 1, lower steel body 2 are installed, cavity is provided with inside the upper steel body 1 and lower steel body 2, lower 2 cavity of steel body is built-in
There is dehumidifying cooling device 4, dehumidifying cooling device 4, which is again provided with three groups, to be sufficiently cooled dry-type transformer, described
The air inlet of dehumidifying cooling device 4 is opened in lower 2 front of steel body, is placed in steel body and be can be good at avoiding exposing to the weather, increases
Service life, the exhaust outlet of the dehumidifying cooling device 4 are connected and connect with 3 air inlet of high-low pressure winding, the high-low pressure around
The exhaust outlet of group 3 is connected and connected with being arranged at the air inlet of upper 1 inner cavity exhaust fan 5 of steel body；It is opened in the dehumidifying cooling device 4
There is air passage 41,41 inlet end of air passage is equipped with air filter 42, and exhaust end is equipped with wind turbine 43, above-mentioned air filter
Evaporator 44 between 42 and wind turbine 43 is installed, information is gathered by humidity sensor, and is analyzed and determined by processor, finally
Controller controls compressor operating, and the 4 inner cavity upper left corner of dehumidifying cooling device is fixedly installed compressor 45 and control box 46,
Micro-chip processor built in the control box 46, the wind turbine 43, exhaust fan 5, compressor 45 and micro-chip processor respectively with control
Box 46 processed is connected and is electrically connected, and 3 outer surface of high-low pressure winding is equipped with air humidity sensor, air humidity sensor with
Processing chip is electrically connected；The dehumidifying cooling device 4 is identical with the quantity of high-low pressure winding coil 3；The upper steel body 1 and lower steel
Body 2 is made of stainless steel；1 surface of upper steel body is provided with heat emission hole；42 outer surface of the air filter installation
There is stainless steel filter 47, and air filter is by being outside to inside once equipped with by-pass filtration layer, secondary filtration layer and three-stage filtration
Layer, and by-pass filtration layer, secondary filtration layer and three-stage filtration layer density are sequentially increased, and prevent the entrance of dust well,
Substantially increase the service life of device.
It is obvious to a person skilled in the art that the invention is not restricted to the details of above-mentioned exemplary embodiment, Er Qie
In the case of without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Profit requirement rather than above description limit, it is intended that all by what is fallen within the meaning and scope of the equivalent requirements of the claims
Variation is included within the present invention.Any reference numeral in claim should not be considered as to the involved claim of limitation.
Moreover, it will be appreciated that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
Using specification as an entirety, the technical solutions in each embodiment can also be properly combined, forms those skilled in the art
It is appreciated that other embodiment.
Claims (4)
1. a kind of air-cooled dry type transformer is filled including at least upper steel body (1), lower steel body (2), high-low pressure winding (3), dehumidification cooling
Put (4), exhaust fan (5), it is characterised in that：The high-low pressure winding (3) is equipped with three groups, and the three high-low pressure windings (3) are up and down
Both ends are installed with steel body (1), lower steel body (2) respectively, and cavity is provided with inside the upper steel body (1) and lower steel body (2),
It is opened in lower steel body (2) cavity equipped with dehumidifying cooling device (4), the air inlet of the dehumidifying cooling device (4) in lower steel body
(2) positive, the exhaust outlet of the dehumidifying cooling device (4) is connected and connects, the high-low pressure with high-low pressure winding (3) air inlet
The exhaust outlet of winding (3) is connected and connected with being arranged at the air inlet of upper steel body (1) inner cavity exhaust fan (5)；The dehumidification cooling
Air passage (41) is provided in device (4), air passage (41) inlet end is equipped with air filter (42), and exhaust end is equipped with wind turbine
(43), evaporator (44), dehumidifying cooling device (4) inner cavity are installed between above-mentioned air filter (42) and wind turbine (43)
The upper left corner is fixedly installed compressor (45) and control box (46), micro-chip processor built in the control box (46), the wind turbine
(43), exhaust fan (5), compressor (45) and micro-chip processor are connected and are electrically connected with control box (46) respectively, the height
Pressure winding (3) outer surface is equipped with air humidity sensor, and air humidity sensor is electrically connected with processing chip；The air mistake
Filter (42) outer surface is equipped with stainless steel filter (47), and air filter by being outside to inside equipped with by-pass filtration layer, two successively
Grade filter layer and three-stage filtration layer, and by-pass filtration layer, secondary filtration layer and three-stage filtration layer density are sequentially increased.
2. a kind of air-cooled dry type transformer according to claim 1, it is characterised in that：The dehumidifying cooling device (4) with
The quantity of high-low pressure winding coil (3) is identical.
3. a kind of air-cooled dry type transformer according to claim 1, it is characterised in that：The upper steel body (1) and lower steel body
(2) it is made of stainless steel.
4. a kind of air-cooled dry type transformer according to claim 1, it is characterised in that：Upper steel body (1) surface is provided with
Heat emission hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610646921.4A CN106098324B (en) | 2016-08-09 | 2016-08-09 | A kind of air-cooled dry type transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610646921.4A CN106098324B (en) | 2016-08-09 | 2016-08-09 | A kind of air-cooled dry type transformer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106098324A CN106098324A (en) | 2016-11-09 |
| CN106098324B true CN106098324B (en) | 2018-05-18 |
Family
ID=57455912
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610646921.4A Expired - Fee Related CN106098324B (en) | 2016-08-09 | 2016-08-09 | A kind of air-cooled dry type transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106098324B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108183015A (en) * | 2017-12-07 | 2018-06-19 | 芜湖金牛电气股份有限公司 | The fan fixed mount of for transformer |
| CN111508696A (en) * | 2020-03-13 | 2020-08-07 | 浙江城电电气有限公司 | Dry-type transformer |
| CN112908626A (en) * | 2021-01-25 | 2021-06-04 | 合肥博微田村电气有限公司 | Air-cooled reactor |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080314077A1 (en) * | 2006-03-22 | 2008-12-25 | Seong-Hwang Rim | Cooler For Transformer Using Generation Cycle |
| CN201383405Y (en) * | 2008-10-20 | 2010-01-13 | 保定天威集团有限公司 | Cooling device for dry-type transformer |
| CN105788826A (en) * | 2016-05-23 | 2016-07-20 | 江苏中容科技有限公司 | Hot air flow guide device of clamping part of dry-type transformer |
| CN205911122U (en) * | 2016-08-09 | 2017-01-25 | 苏州华安普电力科技股份有限公司 | Forced air cooling dry -type transformer |
-
2016
- 2016-08-09 CN CN201610646921.4A patent/CN106098324B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN106098324A (en) | 2016-11-09 |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180518 |
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| CF01 | Termination of patent right due to non-payment of annual fee |