CN208298666U - Vegetable oil transformer equipment suitable for offshore wind farm - Google Patents
Vegetable oil transformer equipment suitable for offshore wind farm Download PDFInfo
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- CN208298666U CN208298666U CN201820521179.9U CN201820521179U CN208298666U CN 208298666 U CN208298666 U CN 208298666U CN 201820521179 U CN201820521179 U CN 201820521179U CN 208298666 U CN208298666 U CN 208298666U
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- vegetable oil
- fuel tank
- oil
- radiator
- transformer
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Abstract
The utility model discloses the vegetable oil transformer equipments for being suitable for offshore wind farm, it specifically include transformer body, fuel tank, oil storage tank, environment protecting plant oil, pumping station system and radiator, wherein transformer body is installed in fuel tank, and circulation oil duct is connected to and formed between fuel tank and radiator and provides circulation power by pumping station system.For fuel tank without cooling fin, overall volume is small and is suitable for the installation of small space in wind-power tower in the utility model；Fuel tank implants oil forced circulation is realized by pumping station system, and circulation vegetable oil is cooled down by radiator, and vegetable oil after cooling reinjects in fuel tank, guarantees that transformer body temperature is in claimed range, solves difficult heat dissipation problem in tower；Transformer is using environmental-friendly plant oil as insulation, cooling medium, and burning point is high, and good flame resistance, insulation ag(e)ing is slow, can be effectively reduced transformer rate of ageing, improves transformer life, and adaptation is installed on inside closed tower.
Description
Technical field
The utility model belongs to transformer technology field, and in particular to a kind of plant for applying to offshore wind farm booster system
Oily transformer.
Background technique
Transformer for wind-powered electricity generation has dry-type transformer and two kinds of oil-immersed transformer at present.Wind-powered electricity generation is divided into land wind-powered electricity generation and sea
Wind-powered electricity generation, for offshore wind farm, most commonly used at present is dry-type transformer.Since oil-immersed transformer generally uses mineral oil,
Difficult to degrade and do not have reproducibility, burning point is relatively low, and fire protecting performance is poor, and security performance is not high, sea higher for maintenance cost
For windward electric boost transformer, the danger coefficient using mineral oil transformer is higher.
The utility model patent of Authorization Notice No. CN202282228U discloses a kind of dry type transformer for offshore wind power, this
Include deflector inside class dry-type transformer, cooling fan, heat exchanger, in wind-power tower are also equipped on transformer case
Volume is relatively large, and cooling system is complicated, and cooling system includes cooling fan, air flue, heat exchanger, external pump, outer
Portion's radiator, cooling system need to complete for transformer heat to be transferred to outside tower by heat exchange twice, radiating efficiency
It is lower.
And the patent of invention of application publication number CN101740209A discloses a kind of amorphous alloy 20kV oil immersed type wind power change
Depressor, main innovation point are that iron core is manufactured using amorphous alloy strips, and structure type and common oil-immersed transformer are simultaneously
Indifference radiates mainly by cooling fin on the outside of fuel tank, if but be mounted in tower as offshore wind farm transformer, dissipate
Pyrogen reason is unsatisfactory, and accumulation heat is easy in closed tower, will lead to environment temperature in tower and increases and influence tower
The service life of other components in cylinder.
Utility model content
To solve the above-mentioned problems, the utility model provides that a kind of radiating efficiency is high, offshore wind farm liter with long service life
The vegetable oil transformer of pressure system.
The technical scheme adopted by the utility model to solve the technical problem is as follows: being suitable for the vegetable oil transformation of offshore wind farm
Device equipment comprising:
Transformer body, the transformer body is installed on that one is closed and in the fuel tank that is installed in wind-power tower, described
Fuel tank has oil outlet and oil inlet；
Radiator, the radiator are installed on outside wind-power tower, interior to have hot channel and be connected to oil outlet and oil inlet
Mouthful and form the closed circulatory system, vegetable oil is loaded in the circulatory system；
Pumping station system, the pumping station system be set between radiator and oil outlet and/or radiator and oil inlet it
Between, to provide the power that vegetable oil recycles between fuel tank and radiator.
Preferably, the fuel tank is also connected with oil storage tank, is loaded with vegetable oil in the oil storage tank, for into fuel tank
Inject vegetable oil.
Preferably, the transformer body includes iron core, low pressure winding, high-voltage winding and clamping brace structural member, is matched
It is mounted as a whole in fuel tank after dress.
Preferably, the fuel tank outer surface is easily installed with reducing volume in wind-power tower without radiator structure.
Preferably, the pumping station system includes:
Water pump, for providing the power of vegetable oil circulation；
Control valve, for controlling the flow of vegetable oil；
Temperature sensor, for detecting the temperature of vegetable oil；
And pressure sensor, for detecting the pressure of vegetable oil.
Further, further include monitoring device, the monitoring device be electrically connected water pump, control valve, temperature sensor and
Pressure sensor, for monitoring its work and/or its working condition being transmitted to control centre.
Preferably, the radiator is to being connected to supplemental heat rejected facility, the supplemental heat rejected facility by outside atmosphere or
Other cooling mediums cool down the vegetable oil flowed through in radiator, and cooling principle do not limit, to accelerate vegetable oil in dissipating
Heat exchanger effectiveness in hot device improves cooling velocity.Specifically, the supplemental heat rejected facility can be set to blower or compression system
Device for cooling.
Further, since radiator is installed on outside wind-power tower, in order to adapt to naval air environment, the protection of the radiator
Higher, preferably C5-M is arranged in grade.And the degree of protection of the indoor fuel tank, oil storage tank adapts in offshore wind farm tower
Atmospheric environment, preferably C4-H.The degree of protection of pumping station system is set according to actual installation position.
Preferably, the burning point of the vegetable oil is higher than 300 DEG C.
The beneficial effects of the utility model are: burning point is high, fire-retardant using environmental-friendly plant oil as insulation cooling medium
Property it is good, good with insulating paper compatibility, opposite mineral oil can effectively slow down the rate of ageing of insulating paper, to reduce transformer aging
Rate；Compared with prior art, since fuel tank outer surface does not have radiator structure, it is installed on closed offshore wind farm tower
Interior volume of transformer is smaller；Cooling system is simple, and radiating efficiency is high, and overload capacity is strong, and used vegetable oil burning point is high, prevents
Fiery performance is good, safety and environmental protection, is conducive to resource regeneration, and can effectively promote transformer life, practical.
Detailed description of the invention
The present invention will be further described with reference to the accompanying drawings and examples:
Fig. 1 is the structural schematic diagram of the utility model.
Specific embodiment
Referring to Fig.1, the utility model is the vegetable oil transformer equipment suitable for offshore wind farm, including transformer body 1,
Fuel tank 2, radiator 6, pumping station system 5 and oil storage tank 3.
Wherein, transformer body 1 includes iron core, low pressure winding, high-voltage winding and clamping brace structural member, is equipped with rear whole
Body is installed in fuel tank 2.Fuel tank 2 is the all-sealed structure being mountable in wind-power tower, inside in addition to install transformer sheet
Outside body 1, vegetable oil is filled in filling, and 2 outer surface of fuel tank is without cooling fin or other radiator structures, to reduce volume.In order to adapt to sea
The degree of protection setting of atmospheric environment in upper wind-power tower, fuel tank 2 is higher, such as C4-H but not limited to this.In the upper of fuel tank 2
End is provided with oil outlet 4, lower end is provided with oil inlet 7.
Radiator 6 is installed on outside wind-power tower, in have hot channel, hot channel input terminal connection oil outlet 4,
Output end is connected to oil inlet 7 and forms the closed circulatory system, and vegetable oil is filled in filling in the entire circulatory system, in order to improve peace
Quan Xing, preferably burning point are higher than 300 DEG C of vegetable oil, such as the primary vegetable insulating oil in library, BIOTEMP vegetable insulating oil etc..
Pumping station system 5 is set between radiator 6 and fuel tank 2, with for providing power for the above-mentioned circulatory system, from above-mentioned
The oil outlet 4 of 2 upper end of fuel tank extracts the vegetable oil of high-temperature out, by vegetable oil after cooling pass through again above-mentioned 2 lower end of fuel tank into
Hydraulic fluid port 7 injects in fuel tank 2, so that hot and cold vegetable oil is continuously circulated flowing in fuel tank 2, takes away the heat that transformer body 1 distributes
Amount guarantees that 1 temperature of transformer body is in claimed range, solves difficult heat dissipation problem in tower.Specifically, pumping station system 5
Including the water pump being set between radiator 6 and the oil outlet 4 of fuel tank 2, the input terminal of water pump by hose be connected to oil outlet 4,
Output end is connected to the input terminal of radiator 6 by hose, and the output end of radiator 6 is connected to oil inlet 7 by hose, with this
Form the cooling recirculation system of vegetable oil.Wherein the connection of oil outlet 4, oil inlet 7 and hose is realized by flange.In order to realize
Control is arranged in flow control to vegetable oil between radiator 6 and fuel tank 2 or radiator 6 and water pump or water pump and fuel tank 2
Valve realizes the flow control of the circulatory system of vegetable oil by control valve.Further, which is also configured with temperature
The specific installation site of sensor and pressure sensor, temperature sensor and pressure sensor can flexibly be set as needed
It is fixed, such as it is installed on the output end of radiator 6, the output end of water pump, 2 place of fuel tank, to be respectively used to the temperature of detection vegetable oil
The pressure of degree and vegetable oil.And configurable monitoring device, monitoring device are electrically connected water pump, control valve, temperature sensor and pressure
Force snesor, with for monitoring its work and its working condition being transmitted to control centre, such as wind-powered electricity generation control cabinet, to realize
On-line monitoring.
Further, the upper end of fuel tank 2 is also connected with oil storage tank 3, vegetable oil is loaded in the oil storage tank 3, to be used for
Vegetable oil is injected into fuel tank 2.Pumping plant can be set in connecting pipe between oil storage tank 3 and fuel tank 2, thus by vegetable oil from storage
It is withdrawn and fed into oil tank 3 in fuel tank 2, while preventing vegetable oil from flowing backward from fuel tank 2 and entering oil storage tank 3.
Also, in order to improve heat exchanger effectiveness of the vegetable oil by radiator 6 when, hot channel is corresponded on radiator 6 and is set
Set cooling fin.Meanwhile the radiator 6 is also to being connected to supplemental heat rejected facility, the supplemental heat rejected facility by outside atmosphere or
Other cooling mediums to cool down the vegetable oil flowed through in radiator 6, cooling principle does not limit, thus accelerate vegetable oil in
Heat exchanger effectiveness in radiator 6 improves cooling velocity.Specifically, the supplemental heat rejected facility can be set to blower or pressure
Contraction device for cooling.
Further, since radiator 6 is installed on outside wind-power tower, in order to adapt to naval air environment, the radiator 6 is prevented
It protects grade and higher, preferably C5-M is set.And the degree of protection of the indoor fuel tank 2, oil storage tank 3 adapts to offshore wind farm tower
Interior atmospheric environment, preferably C4-H.The degree of protection of pumping station system 5 is set according to actual installation position.
In conclusion the utility model is using environmental-friendly plant oil as insulation cooling medium, burning point height, anti-flammability
It is good, it is good with insulating paper compatibility, insulating paper aging can be delayed, and natural degradation rate reaches 98%, opposite mineral oil can be effective
Slow down the rate of ageing of insulating paper, to reduce transformer rate of ageing；Compared with prior art, not due to 2 outer surface of fuel tank
Has radiator structure, overall volume is small and is suitable for the installation of small space in closed offshore wind farm tower；Cooling system is simple,
Radiating efficiency is high, and overload capacity is strong, and used vegetable oil burning point is high, and fire protecting performance is good, safety and environmental protection, is conducive to resource regeneration,
And transformer life can be effectively promoted, it is practical.And the degree of protection of fuel tank 2, oil storage tank 3 is higher, adapts to offshore wind farm
Atmospheric environment in tower；Pumping station system 5 and 6 degree of protection of external heat sink should be able to adapt to naval air environment, service life
It is long.
Above-described embodiment is the preferred embodiment of the utility model, and the utility model can also have other embodiments.Ability
The technical staff in domain can also make equivalent deformation or replacement without departing from the spirit of the present invention, these equivalent changes
Type or replacement are all contained in range set by the claim of this application.
Claims (10)
1. being suitable for the vegetable oil transformer equipment of offshore wind farm, characterized by comprising: transformer body, the transformer sheet
Body is installed in a closed fuel tank, and the fuel tank is installed in wind-power tower, has oil outlet and oil inlet on fuel tank；Heat dissipation
Device, the radiator are installed on outside wind-power tower, interior to have hot channel and be connected to oil outlet and oil inlet and formed closed
The circulatory system, vegetable oil is loaded in the circulatory system；
Pumping station system, the pumping station system are set between radiator and oil outlet and/or between radiator and oil inlet, to mention
The power recycled between fuel tank and radiator for vegetable oil.
2. being suitable for the vegetable oil transformer equipment of offshore wind farm as described in claim 1, which is characterized in that the fuel tank is also
It is connected with oil storage tank, is loaded with vegetable oil in the oil storage tank, for injecting vegetable oil into fuel tank.
3. being suitable for the vegetable oil transformer equipment of offshore wind farm as described in claim 1, which is characterized in that the transformer
Ontology includes iron core, low pressure winding, high-voltage winding and clamping brace structural member, is mounted as a whole in fuel tank after equipped.
4. being suitable for the vegetable oil transformer equipment of offshore wind farm as described in claim 1, which is characterized in that outside the fuel tank
Surface is without radiator structure, to reduce volume.
5. being suitable for the vegetable oil transformer equipment of offshore wind farm as described in claim 1, which is characterized in that the pumping plant system
System includes:
Water pump, for providing the power of vegetable oil circulation；
Control valve, for controlling the flow of vegetable oil；
Temperature sensor, for detecting the temperature of vegetable oil；
And pressure sensor, for detecting the pressure of vegetable oil.
6. being suitable for the vegetable oil transformer equipment of offshore wind farm as claimed in claim 5, which is characterized in that further include monitoring
Device, the monitoring device are electrically connected water pump, control valve, temperature sensor and pressure sensor, for monitoring its work
And/or its working condition is transmitted to control centre.
7. being suitable for the vegetable oil transformer equipment of offshore wind farm as described in claim 1, which is characterized in that the radiator
To supplemental heat rejected facility is connected to, the supplemental heat rejected facility is improved for accelerating heat exchanger effectiveness of the vegetable oil in radiator
Cooling velocity.
8. being suitable for the vegetable oil transformer equipment of offshore wind farm as claimed in claim 7, which is characterized in that the auxiliary dissipates
Hot equipment is blower or compression refrigerating apparatus.
9. being suitable for the vegetable oil transformer equipment of offshore wind farm as described in claim 1, which is characterized in that the radiator
Degree of protection be C5-M.
10. the vegetable oil transformer equipment suitable for offshore wind farm as described in claim 1 to 9 any claim, special
Sign is that the burning point of the vegetable oil is higher than 300 DEG C.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820521179.9U CN208298666U (en) | 2018-04-12 | 2018-04-12 | Vegetable oil transformer equipment suitable for offshore wind farm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820521179.9U CN208298666U (en) | 2018-04-12 | 2018-04-12 | Vegetable oil transformer equipment suitable for offshore wind farm |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208298666U true CN208298666U (en) | 2018-12-28 |
Family
ID=64725287
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820521179.9U Active CN208298666U (en) | 2018-04-12 | 2018-04-12 | Vegetable oil transformer equipment suitable for offshore wind farm |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208298666U (en) |
-
2018
- 2018-04-12 CN CN201820521179.9U patent/CN208298666U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 528400 No.1, Hengmen Xingye West Road, Nanlang Town, Zhongshan City, Guangdong Province Patentee after: Guangdong Mingyang Electric Co., Ltd Address before: 528400 Guangdong province Zhongshan Nanlang Town Industrial Zone East Road No. 9 crane factory Patentee before: Guangdong Ruizhi Electric Technology Co. Ltd. |
|
| CP03 | Change of name, title or address | ||
| CP01 | Change in the name or title of a patent holder |
Address after: No.1, Hengmen Xingye West Road, Nanlang Town, Zhongshan City, Guangdong Province, 528400 Patentee after: Guangdong Mingyang Electric Co.,Ltd. Address before: No.1, Hengmen Xingye West Road, Nanlang Town, Zhongshan City, Guangdong Province, 528400 Patentee before: Guangdong Mingyang Electric Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |