CN104900380B - A kind of cooling system of offshore wind farm main transformer - Google Patents
A kind of cooling system of offshore wind farm main transformer Download PDFInfo
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- CN104900380B CN104900380B CN201510299575.2A CN201510299575A CN104900380B CN 104900380 B CN104900380 B CN 104900380B CN 201510299575 A CN201510299575 A CN 201510299575A CN 104900380 B CN104900380 B CN 104900380B
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Abstract
The invention discloses the cooling system of a kind of offshore wind farm main transformer, including main transformer, emergency oil tank, accident oil pipe and cooling water tank.Main transformer is provided with water-cooling system and for collecting the collection oil pit of accident oil extraction.Emergency oil tank floats on sea and is positioned at the lower section of described main transformer.The oil inlet end of accident oil pipe and the oil outlet end relative set collecting oil pit, the oil outlet end of accident oil pipe and the oil inlet end relative set of emergency oil tank, accident oil pipe is for guiding the accident oil extraction in described collection oil pit in described emergency oil tank.Cooling water tank is connected with described emergency oil tank and cooling water tank is positioned at below described emergency oil tank, and cooling water tank is provided with return pipe, outlet pipe and is arranged on the pump housing on outlet pipe or return pipe.Return pipe is communicated to the water side of described water-cooling system, and outlet pipe is communicated to the water inlet end of described water-cooling system.The present invention can save taking up room on offshore boosting station platform, can replace the mode of air-cooled reduction main transformer temperature, and good cooling results and the saving energy.
Description
Technical field
The present invention relates to offshore wind farm main transformer technical field of electric equipment, especially relate to a kind of sea turn
The cooling system of electricity main transformer.
Background technology
Based on marine moistureproof, Defend salt fog and the anti-consideration that electrical equipment is corroded, offshore boosting station Platform Designing
Should be the most airtight.And consider from radiating efficiency, main transformer cooling fan needs and outside exchange of air,
The outdoor layouts of electrical equipment such as main transformer fan electromotor are best, but this is unfavorable for protection against the tide and Defend salt fog.And such as
Really offshore boosting station platform total enclosing, often uses pipeline to carry out cooling down main transformer to platform interior ventilation and sets
Standby, so need persistently to strengthen transformer fan and exert oneself, the most both increased operation power consumption, also increased cold
But system failure probability, and add unwatched offshore boosting station O&M maintenance difficulty.
During additionally, offshore boosting station has an accident, for preventing main transformer accident leakage of oil from flowing to sea, marine
Booster stations platform need to arrange emergency oil tank and collect main transformer accident leakage of oil.And emergency oil tank is set and will occupy and build
Be set as this most high offshore boosting station platform space, so influence whether offshore wind farm safe operation reliability with
And project whole economic efficiency.
Although there had large-scale 500kV underground substation, city main transformer to use secondary water-cooling pattern to substitute to be strong
Compel oil circulation air cooling way, but cooling water still needs with air heat-exchange that to carry out secondary the coldest, its cooling effect
It is not highly desirable yet.
Summary of the invention
Based on this, the invention reside in the defect overcoming prior art, it is provided that one can save the energy, take sky
Between the cooling system of offshore wind farm main transformer of little and good cooling results.
Its technical scheme is as follows: the cooling system of a kind of offshore wind farm main transformer, including: main transformer,
Described main transformer is provided with water-cooling system and for collecting the collection oil pit of accident oil extraction；Emergency oil tank, described thing
Therefore fuel tank floats on sea and is positioned at the lower section of described main transformer；Accident oil pipe, described accident oil pipe
The oil outlet end relative set of oil inlet end and described collection oil pit, the oil outlet end of described accident oil pipe and described accident
The oil inlet end relative set of fuel tank, described accident oil pipe is for guiding institute by the accident oil extraction in described collection oil pit
State in emergency oil tank；Cooling water tank, described cooling water tank is connected with described emergency oil tank and described cooling water
Case is positioned at below described emergency oil tank, and described cooling water tank is provided with return pipe, outlet pipe and goes out described in being arranged on
The pump housing on water pipe or described return pipe, described return pipe is communicated to the water side of described water-cooling system, described
Outlet pipe is communicated to the water inlet end of described water-cooling system.
Wherein in an embodiment, described cooling water tank connects a coil, one end of described coil with
Described return pipe is connected, and the other end of described coil connects with described cooling water tank.
Wherein in an embodiment, described coil has more than one, between more than one described coil
It is connected in series.
Wherein in an embodiment, described main transformer is arranged on offshore boosting station platform, described sea
It is provided with pipe pile foundation below booster stations platform.
Wherein in an embodiment, described emergency oil tank or described cooling water tank connect hawser, described
Hawser is connected with described pipe pile foundation.
Wherein in an embodiment, described offshore boosting station platform is additionally provided with rain collector and/or sky
Water transfer collection device, described rain collector and/or air conditioner water collection device pass through pipeline communication to purifying dress
Putting, described purifier is by pipeline communication to described return pipe or described cooling water tank.
Wherein in an embodiment, described water-cooling system is provided with water quantity detector, at described purifier
Water side be communicated on the pipeline of described return pipe or described cooling water tank be provided with moisturizing control valve, described
Water quantity detector is electrically connected with described moisturizing control valve.
Wherein in an embodiment, described water-cooling system is provided with level switch, at described purifier
Water side be communicated on the pipeline of described return pipe or described cooling water tank be provided with moisturizing control valve, described
Level switch is electrically connected with described moisturizing control valve.
Wherein in an embodiment, described cooling water tank is connected to form integrated case with described emergency oil tank,
Being provided with profit dividing plate in described integration case, described emergency oil tank is positioned at the top of described profit dividing plate, institute
State cooling water tank and be positioned at the lower section of described profit dividing plate.
Below in conjunction with technique scheme, principle, the effect of the present invention are further illustrated:
The cooling system of 1, above-mentioned offshore wind farm main transformer, first, floats on emergency oil tank on sea,
So can save taking up room on offshore boosting station platform, it is possible to reduce the loading that pipe pile foundation undertakes.And
Be connected with cooling water tank being made of one case by emergency oil tank, and emergency oil tank buoyancy across the sea can be utilized to incite somebody to action
Cooling water tank is installed across the sea.Secondly, cooling water tank connects with the water-cooling system of main transformer, cools down water
Case receives the high-temperature water in water-cooling system, and makes high-temperature water and sea water carry out heat exchange to obtain water at low temperature, and follows
Ring is delivered in water-cooling system, for reducing main transformer temperature, and then can replace air-cooled reduction main transformer pressure
The mode of device temperature.The most visible, the main transformer type of cooling of the present invention is by forced oil-circulation fan coolling side
Formula changes forced oil circulation water-cooling mode into, and main transformer water-cooling system uses and purifies water closed cycle, then warp
It is the coldest that the cooling water tank on floating sea and bottom coil heat exchange wall realize sea water secondary.Marine liter will be arranged in
The emergency oil tank collecting main transformer accident oil extraction on pressure platform moves to put down on sea and with offshore boosting station
Floating below platform main transformer draws stationary cooling water tank to form integration case.Therefore, the present invention can save energy
Source, take up room little and good cooling results.
2, described emergency oil tank or described cooling water tank connect hawser, described hawser and described pipe pile foundation
It is connected.So so that emergency oil tank is floating with cooling water tank one draws stationary to be arranged on offshore boosting station platform
On the sea of lower section.
3, described cooling water tank is connected to form integrated case with described emergency oil tank, arranges in described integration case
Having profit dividing plate, described emergency oil tank to be positioned at the top of described profit dividing plate, described cooling water tank is positioned at described
The lower section of profit dividing plate.So, cooling water tank is integrated with emergency oil tank to be connected, and top is main transformer thing
Therefore fuel tank, bottom is cooling water tank and heat exchange wall, and FCL utilizes the emergency oil tank conduct that most of time is vacant
Source for buoyancy makes the floating sea, lower section drawing stationary to be arranged on booster stations platform main transformer of FCL.
4, the high-temperature water in water-cooling system first passes through return pipe and drains into coil, and coil and sea water carry out heat exchange
Make high-temperature water become water at low temperature, the most again water at low temperature is delivered in cooling water tank, water at low temperature in cooling water tank
Deliver to the water-cooling system of main transformer is lowered the temperature to main transformer, so make water route form closed cycle.
Water in cooling water tank is directly contacted with sea water by cooling water tank and carries out heat exchange with sea water simultaneously so that with sea
Coolant-temperature gage keeps consistent as far as possible, and in water-cooling system delivered to by outlet pipe.Coil quantity is the most and sea water
Contact surface is the biggest so that cooling water tank is the highest with the heat exchange efficiency of sea water.
5, collection oil pit is positioned at offshore boosting station platform main transformer bottom, and emergency oil tank is positioned at cooling water and accident
Oil integration upper box part, as the Source for buoyancy on the floating sea of FCL during not collecting accident oil, accident oil pipe
First line of a couplet offshore boosting station platform main transformer collection oil pit, under connect emergency oil tank, for will collection oil pit in accident row
Oil guides in described emergency oil tank.
6, by rain collector, the rainwater of offshore boosting station plain roof is collected, or through air-conditioning
Offshore boosting station room air conditioner draining is collected by water collecting device, and by defeated to rainwater or the air conditioner water of collection
Delivering to purifier and carry out purified treatment, purified treatment can be such as to carry out the rainwater collected or air conditioner water
Simple precipitation processes and acid-base value neutral chemical processes.The most again by air conditioner water or the rainwater conveying of purified treatment
To return pipe or cooling water tank, to add in water-cooling system in time.
7, arranging level switch at described main transformer cooling water tank, described main transformer cooling water purification fills
The water side put is communicated on the pipeline of described return pipe or described heat-exchanging water tank arrange moisturizing control valve, described
Level switch automatic controlled water replanishing control valve opening and closing realizes the cooling water automatic water supplement of described main transformer.
Accompanying drawing explanation
Fig. 1 is the cooling system structure schematic diagram of offshore wind farm main transformer described in the embodiment of the present invention；
Fig. 2 is emergency oil tank described in the embodiment of the present invention and described cooling water tank attachment structure schematic diagram；
The side view of Fig. 3 bitmap 2.
Description of reference numerals:
10, main transformer, 11, collection oil pit, 20, emergency oil tank, 21, accident oil pipe, 22, fuel outlet valve,
30, cooling water tank, 31, return pipe, 32, outlet pipe, 33, coil, 34, the pump housing, 40, marine
Booster stations platform, 41, pipe pile foundation, 50, hawser, 60, rain collector, 70, air conditioner water collects
Device, 80, purifier, 90, mend water control valve.
Detailed description of the invention
Below embodiments of the invention are described in detail:
As it is shown in figure 1, the cooling system of offshore wind farm main transformer of the present invention, including main transformer
10, emergency oil tank 20, accident oil pipe 21 and cooling water tank 30.Described main transformer 10 is provided with water-cooling system
(not illustrating in figure) and the collection oil pit 11 for collecting accident oil extraction.Described emergency oil tank 20 floats on sea
On face and be positioned at the lower section of described main transformer 10.The oil inlet end of described accident oil pipe 21 and described oil-collecting
The oil-feed of the oil outlet end relative set in hole 11, the oil outlet end of described accident oil pipe 21 and described emergency oil tank 20
End relative set, described accident oil pipe 21 is for guiding described thing by the accident oil extraction in described collection oil pit 11
Therefore in fuel tank 20.In embodiments of the present invention, the oil inlet end of described accident oil pipe 21 and described collection oil pit 11
Oil outlet end be connected, the oil outlet end of described accident oil pipe 21 is connected with the oil inlet end of described emergency oil tank 20
Logical.Certainly, the oil outlet end of described collection oil pit 11 is arranged on the bottom of collection oil pit 11, makes accident oil pipe 21
Oil inlet end is corresponding with collection oil pit 11, can be entered with collection oil pit 11 oil outlet end by accident oil pipe 21 oil inlet end
Row connects, and the accident oil extraction in emergency oil tank 20 can be made to be flowed in accident oil pipe 21.Described cooling
Water tank 30 is connected with described emergency oil tank 20 and described cooling water tank 30 is positioned at described emergency oil tank 20 times
Side, described cooling water tank 30 is provided with return pipe 31, outlet pipe 32 and is arranged on described outlet pipe 32 or described
The pump housing 34 on return pipe 31.Described return pipe 31 is communicated to the water side of described water-cooling system, described in go out
Water pipe 32 is communicated to the water inlet end of described water-cooling system.
The cooling system of above-mentioned offshore wind farm main transformer, first, floats on sea by emergency oil tank 20,
So can save taking up room on offshore boosting station platform 40, it is possible to reduce the lotus that pipe pile foundation 41 undertakes
Weight.And emergency oil tank 20 is connected with cooling water tank 30, emergency oil tank 20 buoyancy across the sea can be utilized
Cooling water tank 30 is installed across the sea.Secondly, cooling water tank 30 connects with the water-cooling system of main transformer 10
Logical, the high-temperature water in main transformer 10 and sea water are carried out heat exchange and obtain water at low temperature by cooling water tank 30, and follow
Ring is delivered in water-cooling system, for reducing main transformer 10 temperature, and then can replace air-cooled reduction main transformer
The mode of depressor 10 temperature.The most visible, the main transformer type of cooling of the present invention is cold by forced oil-circulation fan
But mode changes forced oil circulation water-cooling mode into, and main transformer water-cooling system uses and purifies water closed cycle,
Sea water secondary is realized again the coldest through the cooling water tank 30 on floating sea and bottom coil 33 heat exchange wall.By cloth
Put collect at sea booster stations platform the emergency oil tank of main transformer accident oil extraction move on sea and with sea
Floating below upper boosting platform main transformer is drawn stationary cooling water tank 30 to be formed and floating draws stationary integration
Case.Therefore, the present invention can save the energy, take up room little and good cooling results.
Referring to Fig. 2 and 3, described cooling water tank 30 connects coil 33, the one of described coil 33
End is connected with described return pipe 31, and the other end of described coil 33 connects with described cooling water tank 30.
So high-temperature water in water-cooling system first passes through return pipe 31 and drains into coil 33, and coil 33 enters with sea water
Row heat exchange makes high-temperature water become water at low temperature, delivers in cooling water tank 30 the most again, and heat transfer effect is preferable.Cold
But the water in water tank 30 also can carry out heat exchange with sea water simultaneously so that keep consistent with ocean temperature as far as possible, and
Deliver in water-cooling system through outlet pipe 32.Described coil 33 has more than one, and more than one is described snakelike
It is connected in series between pipe 33.Coil 33 quantity is the most the biggest with contact with sea water face so that cooling water tank
30 is the highest with the heat exchange efficiency of sea water.
Described main transformer 10 is arranged on offshore boosting station platform 40, described offshore boosting station platform 40 times
Side is provided with pipe pile foundation 41.Described emergency oil tank 20 or described cooling water tank 30 connect hawser 50,
Described hawser 50 is connected with described pipe pile foundation 41.Emergency oil tank 20 or cooling water tank 30 are through hawser 50
Draw and be fixed in pipe pile foundation 41, can prevent from being shifted over by stormy waves fluctuation.And when main transformer generation thing
Therefore, emergency oil tank 20 fills accident oil extraction, and when discharging not over fuel outlet valve 22, hawser 50 is avoided that
Emergency oil tank 20 and cooling water tank 30 sink to seabed.
Rain collector 60 and/or air conditioner water collection device it is additionally provided with on described offshore boosting station platform 40
70.Described rain collector 60 and/or air conditioner water collection device 70 pass through pipeline communication to purifier 80.
Described purifier 80 is by pipeline communication to described return pipe 31 or described cooling water tank 30.Thus by
Rainwater is collected by rain collector 60, or air-conditioning waste discharge is entered by air conditioner water collection device 70
Row is collected, and the rainwater of collection or air conditioner water are delivered to purifier 80 carry out purified treatment, therein only
It can be that the rainwater collected or air conditioner water are carried out simple precipitation process and acid-base value neutralization that change processes.Then
Again air conditioner water or the rainwater of purified treatment are delivered to return pipe 31 or cooling water tank 30, to add in time
In water-cooling system, it is to avoid water-cooling system is due to moisture loss and can not get supplementing and causes heat exchange not and occur damaging
Bad phenomenon.
Wherein, the pipeline of described water-cooling system is provided with water quantity detector (not illustrating in figure).Described only
The water side of gasifying device 80 is communicated on the pipeline of described return pipe 31 or described cooling water tank 30 be provided with benefit
Water control valve 90.Described water quantity detector is electrically connected with described moisturizing control valve 90.In another embodiment
In, described water-cooling system is provided with level switch (not illustrating in figure).Going out of described purifier 80
Water end (W.E.) is communicated on the pipeline of described return pipe 31 or described cooling water tank 30 be provided with moisturizing control valve 90.
Described level switch is electrically connected with described moisturizing control valve 90.So, by water quantity detector or water level
The water yield in detector detection water-cooling system or hydraulic pressure, and by the water yield signal of water-cooling system or hydraulic signal and
Time feed back to moisturizing control valve 90, moisturizing control valve 90 then according in water-cooling system the water yield height or hydraulic pressure big
Little control valve is turned on and off, enabling preferably control the water yield in water-cooling system.
To sum up, present invention have the advantage that
The cooling system of 1, above-mentioned offshore wind farm main transformer 10, first, floats on emergency oil tank 20
On sea, so can save taking up room on offshore boosting station platform 40, it is possible to reduce offshore boosting station and put down
The loading that platform pipe pile foundation 41 undertakes.And emergency oil tank 20 is connected with cooling water tank 30, accident can be utilized
Cooling water tank 30 is arranged on offshore boosting station platform lower sea by fuel tank 20 buoyancy across the sea.Its
Secondary, cooling water tank 30 connects with the water-cooling system of main transformer 10, and cooling water tank 30 receives in water-cooling system
High-temperature water, and make high-temperature water and sea water carry out heat exchange to obtain water at low temperature, and circulate and be delivered to water-cooling system
In, for reducing main transformer 10 temperature, and then the side of air-cooled reduction main transformer 10 temperature can be replaced
Formula.The most visible, main transformer 10 type of cooling of the present invention is changed into by force by forced oil-circulation fan coolling mode
Compel oil circulation water-cooling mode, and main transformer 10 water-cooling system uses and purifies water closed cycle, then through floating sea
It is the coldest that the cooling water tank 30 in face and bottom heat exchange wall realize sea water secondary.To be arranged on offshore boosting station platform
Collect the emergency oil tank 20 of main transformer 10 accident oil extraction move on sea and with offshore boosting station platform master
Floating below transformator 10 draws stationary cooling water tank 30 to form integration case.Therefore, the present invention can save
The energy, take up room little and good cooling results.
2, described emergency oil tank 20 or described cooling water tank 30 connect hawser 50, described hawser 50 with
Described pipe pile foundation 41 is connected.So so that emergency oil tank 20 and cooling water tank 30 are formed and floating draw stationary
Integration case is arranged on offshore boosting station platform lower sea.
3, described cooling water tank 30 is connected to form integrated case, described integration case with described emergency oil tank 20
Inside being provided with profit dividing plate, described emergency oil tank 20 is positioned at the top of described profit dividing plate, described cooling water tank
30 lower sections being positioned at described profit dividing plate.So, cooling water tank 30 is integrated with emergency oil tank 20 to be connected,
Top is main transformer 10 emergency oil tank 20, and bottom is cooling water tank 30 and heat exchange wall, and FCL utilizes mostly
Number times vacant emergency oil tank 20 makes as Source for buoyancy that FCL is floating draws stationary to be arranged on offshore boosting station platform
The sea, lower section of main transformer 10.
4, the high-temperature water in water-cooling system first passes through return pipe 31 and drains into coil 33, coil 33 and sea water
Carrying out heat exchange makes high-temperature water become water at low temperature, water at low temperature is delivered in cooling water tank 30 the most again, cools down water
Lower the temperature to during water at low temperature delivers to the water-cooling system of main transformer 10 in case 30 main transformer 10, so make
Water route forms closed cycle.Water in cooling water tank 30 is directly contacted with sea water and sea by cooling water tank 30
Water carries out heat exchange simultaneously so that keeps with ocean temperature consistent as far as possible, and delivers to water-cooling system through outlet pipe 32
In.Coil 33 quantity is the most the biggest with contact with sea water face so that cooling water tank 30 and the heat exchange of sea water
Efficiency is the highest.
5, collection oil pit 11 is positioned at offshore boosting station platform main transformer 10 bottom, and emergency oil tank 20 is positioned at cold
But water upper box part integrated with accident oil, as the Source for buoyancy on the floating sea of FCL during not collecting accident oil,
Accident oil pipe 21 first line of a couplet offshore boosting station platform main transformer 10 collects oil pit 11, under connect emergency oil tank 20, use
Within collecting oil pit 11, accident oil extraction guides in described emergency oil tank 20；Through accident oil pipe 21 first line of a couplet sea liter
Pressure platform main transformer 10 collects oil pit 11, collects main transformer 10 accident oil extraction.
6, by rain collector 60, the rainwater of offshore boosting station plain roof is collected, or warp
Offshore boosting station room air conditioner draining is collected by air conditioner water collection device, and by the rainwater collected or air-conditioning
Water is delivered to purifier 80 and carries out purified treatment, and purified treatment can be such as to the rainwater collected or air-conditioning
Water carries out simple precipitation process and acid-base value neutral chemical processes.The most again by air conditioner water or the rain of purified treatment
Water is delivered to return pipe 31 or cooling water tank 30, to add in water-cooling system in time, it is to avoid water-cooling system
Due to moisture loss and can not get supplementing and cause heat exchange not and damage phenomenon occurs.
7, arranging level switch at described main transformer 10 cooling water tank 30, described main transformer 10 is cold
But the water side of water purification installation 80 is communicated on the pipeline of described return pipe 31 or described heat-exchanging water tank arrange
Moisturizing control valve, described level switch automatic controlled water replanishing control valve opening and closing realizes described main transformer 10
Cooling water automatic water supplement.
Each technical characteristic of embodiment described above can combine arbitrarily, for making description succinct, the most right
The all possible combination of each technical characteristic in above-described embodiment is all described, but, if these skills
There is not contradiction in the combination of art feature, is all considered to be the scope that this specification is recorded.
Embodiment described above only have expressed the several embodiments of the present invention, and it describes more concrete and detailed,
But can not therefore be construed as limiting the scope of the patent.It should be pointed out that, for this area
For those of ordinary skill, without departing from the inventive concept of the premise, it is also possible to make some deformation and change
Entering, these broadly fall into protection scope of the present invention.Therefore, the protection domain of patent of the present invention should be with appended power
Profit requires to be as the criterion.
Claims (7)
1. the cooling system of an offshore wind farm main transformer, it is characterised in that including:
Main transformer, described main transformer is provided with water-cooling system and for collecting the collection oil pit of accident oil extraction, institute
State main transformer to be arranged on offshore boosting station platform, below described offshore boosting station platform, be provided with pile tube base
Plinth；
Emergency oil tank, described emergency oil tank floats on sea and is positioned at the lower section of described main transformer；
The oil outlet end relative set of accident oil pipe, the oil inlet end of described accident oil pipe and described collection oil pit, described
The oil outlet end of accident oil pipe and the oil inlet end relative set of described emergency oil tank, described accident oil pipe is for by institute
The accident oil extraction stated in collection oil pit guides in described emergency oil tank；
Cooling water tank, described cooling water tank is connected with described emergency oil tank and described cooling water tank is positioned at described
Below emergency oil tank, described cooling water tank is provided with return pipe, outlet pipe and is arranged on described outlet pipe or described
The pump housing on return pipe, described return pipe is communicated to the water side of described water-cooling system, and described outlet pipe connects
To the water inlet end of described water-cooling system, wherein, described cooling water tank connects coil, described coil
One end is connected with described return pipe, and the other end of described coil connects with described cooling water tank.
The cooling system of offshore wind farm main transformer the most according to claim 1, it is characterised in that institute
State coil and have more than one, be connected in series between more than one described coil.
The cooling system of offshore wind farm main transformer the most according to claim 1, it is characterised in that institute
State emergency oil tank or the connection of described cooling water tank has hawser, described hawser to be connected with described pipe pile foundation.
The cooling system of offshore wind farm main transformer the most according to claim 3, it is characterised in that institute
State and on offshore boosting station platform, be additionally provided with rain collector and/or air conditioner water collection device, described rainwater-collecting
Device and/or air conditioner water collection device are by pipeline communication to purifier, and described purifier is by pipeline even
Pass to described return pipe or described cooling water tank.
The cooling system of offshore wind farm main transformer the most according to claim 4, it is characterised in that institute
State water-cooling system and be provided with water quantity detector, be communicated in the water side of described purifier described return pipe or
Moisturizing control valve, described water quantity detector and described moisturizing control valve it is provided with on the pipeline of described cooling water tank
It is electrically connected with.
The cooling system of offshore wind farm main transformer the most according to claim 4, it is characterised in that institute
State water-cooling system and be provided with level switch, be communicated in the water side of described purifier described return pipe or
Moisturizing control valve, described level switch and described moisturizing control valve it is provided with on the pipeline of described cooling water tank
It is electrically connected with.
The cooling system of offshore wind farm main transformer the most according to claim 1, it is characterised in that institute
State cooling water tank and be connected to form integrated case with described emergency oil tank, be provided with in described integration case profit every
Plate, described emergency oil tank is positioned at the top of described profit dividing plate, and described cooling water tank is positioned at described profit dividing plate
Lower section.
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| CN201510299575.2A CN104900380B (en) | 2015-06-03 | 2015-06-03 | A kind of cooling system of offshore wind farm main transformer |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105600208B (en) * | 2016-02-26 | 2018-08-31 | 中国电建集团华东勘测设计研究院有限公司 | A kind of accident oil collection device for offshore boosting station |
| CN107171212A (en) * | 2017-07-13 | 2017-09-15 | 国网山东省电力公司平原县供电公司 | A kind of distributed board outdoor |
| CN107424754B (en) * | 2017-09-11 | 2023-04-07 | 广东粤电阳江海上风电有限公司 | Transformer cooling system of offshore transformer substation |
| CN108336746B (en) * | 2018-02-28 | 2024-03-19 | 山东天明电气技术有限公司 | Dynamic reactive power compensation device of compact type offshore wind turbine generator |
| CN113035521B (en) * | 2021-03-31 | 2022-05-31 | 中国能源建设集团广东省电力设计研究院有限公司 | Transformer cooling device for offshore booster station |
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| CN103996498A (en) * | 2014-06-11 | 2014-08-20 | 中国能建集团装备有限公司南京技术中心 | Seawater cooling system for main transformer of offshore substation |
| CN104376971A (en) * | 2014-11-11 | 2015-02-25 | 国家电网公司 | Transformer chamber oil-immersed transformer accident fireproof oil storage pit with cover plates |
| CN204740934U (en) * | 2015-06-03 | 2015-11-04 | 中国能源建设集团广东省电力设计研究院有限公司 | Marine wind power offshore transformer water -cooling and accident oil extraction system |
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| CN104900380A (en) | 2015-09-09 |
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