CN206400378U - For the cooling device of regulator cubicle, system and wind-driven generator - Google Patents
For the cooling device of regulator cubicle, system and wind-driven generator Download PDFInfo
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- CN206400378U CN206400378U CN201621320982.3U CN201621320982U CN206400378U CN 206400378 U CN206400378 U CN 206400378U CN 201621320982 U CN201621320982 U CN 201621320982U CN 206400378 U CN206400378 U CN 206400378U
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- cooling medium
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- temperature
- regulator cubicle
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- 238000001816 cooling Methods 0.000 title claims abstract description 239
- 239000002826 coolant Substances 0.000 claims abstract description 227
- 230000005611 electricity Effects 0.000 claims abstract description 61
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- 238000010438 heat treatment Methods 0.000 claims abstract description 39
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- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 55
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- OHMHBGPWCHTMQE-UHFFFAOYSA-N 2,2-dichloro-1,1,1-trifluoroethane Chemical compound FC(F)(F)C(Cl)Cl OHMHBGPWCHTMQE-UHFFFAOYSA-N 0.000 description 1
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- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The utility model provides a kind of for the cooling device of regulator cubicle, system and wind-driven generator.There is heating electricity piece the inside of regulator cubicle, and cooling system includes：First heat transmission equipment, including housing and the first cooling medium of liquid, wherein：Accommodate to housing seal the first cooling medium and heating electricity piece；First cooling medium occupies the part space interior of housing to form heat transfer space in the surface of the first cooling medium, also, the first cooling medium and heating electricity piece electric insulation and can submerge heating electricity piece at least in part；Second heat transmission equipment includes：Cooling duct, it is exported and entrance and exit of the entrance respectively with the second cooling medium cooler being arranged at outside regulator cubicle is connected, to form heat-exchanging loop, EGR is arranged in heat-exchanging loop, so that the second cooling medium can be circulated in heat-exchanging loop.The heat that cooling duct is exchanged in heat space by the second cooling medium is cooled down.
Description
Technical field
The utility model is related to electrical equipment Cooling Control Technology field, more particularly to a kind of cooling for regulator cubicle is filled
Put, system and wind-driven generator.
Background technology
Switch cubicle is a kind of electrical equipment, internal building block mainly include breaker, disconnecting switch, on-load switch,
Operating mechanism, transformer etc..Switch cubicle can need to divide electric energy as the protection device in circuit applied to a variety of
In the power system match somebody with somebody, controlled, generated electricity in power system, transmitted electricity, during distribution and electric energy conversion, carrying out folding control
System, protects electrical equipment.It can for example be applied in the power system of wind-driven generator.But the part of inside switch cabinet is in work
During work, due to needing to carry larger current, therefore part can also can with the increase for producing power, the caloric value of its own
Increase.If the heat produced can not be removed in time, it will cause inside switch cabinet heat serious accumulation phenomenon, temperature rise
The electrical insulation properties of part can be directly endangered, serious can also trigger fire, in turn result in unnecessary economic loss.
The generator contactor cabinet of wind power generating set is generator breaker, be one between generator and power network can be with
The cut-off point of control, plays isolation generator failure, control generator connecting in parallel with system operation operation etc. is acted on, and is in wind power generating set
Portion's more important electric component.The heat generating components of the inside switch cabinet of generator of wind generating set primarily inputs, exported
Copper busbar and terminal.The type of cooling used at present is traditional air cooling way, by installing fan on cabinet and designing
Generator contactor cabinet inner heat generating components are directly carried out out air cooling by air outlet by the way of outside fresh air is introduced.This
The type of cooling has a preferable economy, and for caloric value in less, the wind power generating set on low capacity land have compared with
Good application.
However, after wind-driven generator pool-size increase, the electric current increase of power cable carrying can then directly result in generating
The air themperature increase of machine inside switch cabinet.The situation of larger caloric value, traditional wind cooling temperature lowering mode are produced for switch cubicle
Then to be cooled down using bigger power consumption, larger sized fan, this can cause generator contactor cabinet size to increase, and then cause
The increase of wind-driven generator appearance and size, also results in the increase of wind-driven generator power attenuation.And marine wind-driven generator
Salt fog is carried in residing air ambient and humidity is higher, if cooled down using traditional air cooling way to generator contactor cabinet,
Will humidity is higher and containing salt fog air be introduced into generator contactor cabinet, will so directly affect input, output copper
The electric insulating quality of line and copper bar, accelerates the corrosion rate of these parts, while reducing the stability of generator contactor cabinet
And reliability, the service life of generator contactor cabinet internal part is reduced, serious peace is brought to wind-driven generator operation
Full hidden danger.
Therefore, need badly a kind of new for the cooling device of regulator cubicle, system and wind-driven generator.
Utility model content
According to embodiment of the present utility model there is provided a kind of for the cooling device of regulator cubicle, system and wind-force hair
Motor, can be during cooling down to regulator cubicle, it is to avoid humidity is higher and air of containing salt fog enters regulator cubicle,
Electrical part inside regulator cubicle is impacted, it is ensured that the stability and reliability of regulator cubicle, while improving in regulator cubicle
The cooling effectiveness of the heating electricity piece in portion.
According to one side of the present utility model, there is provided a kind of cooling device for regulator cubicle, the inside of regulator cubicle
Heating electricity piece is equipped with, cooling device includes the first heat transmission equipment and the second heat transmission equipment, and the first heat transmission equipment includes housing
With the first cooling medium of liquid, wherein：Housing be arranged on the inside of regulator cubicle and hermetically accommodate the first cooling medium and
Generate heat electricity piece；First cooling medium occupies the part space interior of housing and changed with being formed in the surface of the first cooling medium
Heat space, also, the first cooling medium and heating electricity piece electric insulation and can submerge heating electricity piece at least in part,
So that the first cooling medium cooled down to heating electricity piece can be evaporated radiating in heat transfer space；Second heat exchange
Equipment includes cooling duct, the second cooling medium cooler and EGR filled with the second cooling medium, wherein：Cooling
Passage is arranged in heat transfer space, its export and entrance respectively with the second cooling medium cooler for being arranged at outside regulator cubicle
Entrance and exit is connected, and to form heat-exchanging loop, EGR is arranged in heat-exchanging loop, so that the second cooling medium can be
Circulated in heat-exchanging loop so that the heat that cooling duct can be exchanged in heat space by the second cooling medium carries out cold
But.
According to one side of the present utility model, cooling duct is cooling line, and it is adjacent to each other that cooling line includes multistage
Spaced apart parallel cartridges.
According to one side of the present utility model, the second heat transmission equipment also includes multiple heat exchange fins, multiple heat exchange fins
It is respectively disposed in the gap formed between multistage parallel cartridges.
According to one side of the present utility model, the periphery wall of the second cooling medium cooler is provided with cooling fin.
According to one side of the present utility model, the second heat transmission equipment also includes the control valve being arranged in heat-exchanging loop,
The flow velocity of the second cooling medium circulated in heat-exchanging loop can be controlled by control valve.
According to one side of the present utility model, the second heat transmission equipment also includes one or more cooling fan,
The second cooling medium in second cooling medium cooler can be cooled down.
According to one side of the present utility model, the second cooling medium is deionized water.
According to one side of the present utility model, regulator cubicle is configured with being hermetically sealed.
According to other side of the present utility model, a kind of cooling system for regulator cubicle is additionally provided, including：It is above-mentioned
Cooling device, the first temperature sensor and the first control unit, the first temperature sensor is arranged in heat transfer space, is used for
The first temperature in heat transfer space is gathered, and the first temperature is sent to the first control unit；Deposited in advance in first control unit
The first temperature and the relation curve of the flow velocity of the second cooling medium in heat-exchanging loop are contained, the first control unit is received
First temperature, and the flow velocity of the second cooling medium in relation curve regulation heat-exchanging loop.
According to other side of the present utility model, cooling system also includes the control valve being arranged in heat-exchanging loop, control
Valve processed can be according to the control of the first control unit to the flow velocity progress of the second cooling medium circulated in heat-exchanging loop
Control.
According to another aspect of the present utility model, a kind of cooling system for regulator cubicle is additionally provided, including：It is above-mentioned
Cooling device, second temperature sensor and the second control unit, it is cold that second temperature sensor is arranged at the second cooling medium
But in device, for gathering the second temperature in the second cooling medium cooler, and second temperature is sent to the second control unit；
Second control unit can receive second temperature, and judge whether second temperature is more than preset temperature threshold value, if it is determined that the second temperature
Degree is more than preset temperature threshold value, then the second control unit carries out cold to the second cooling medium in the second cooling medium cooler
But.
According to another aspect of the present utility model, cooling system also includes one or more cooling fan, one
Individual or more than one cooling fan can be according to the control of the second control unit to second in the second cooling medium cooler
Cooling medium is cooled down.
According to another aspect of the present utility model, a kind of wind-driven generator, including above-mentioned cooling system are additionally provided
Wherein, regulator cubicle is set with being hermetically sealed.
According to another aspect of the present utility model, regulator cubicle is generator contactor cabinet.
To sum up, the cooling device for regulator cubicle of the utility model embodiment, is being provided with the electric of heating electricity piece
The first heat transmission equipment with housing and the first cooling medium is set in cabinet.Accommodated by housing seal the first cooling medium and
Generate heat electricity piece.And the first cooling medium is partially filled with the inner space of housing, with the liquid of the first cooling medium
Heat transfer space is formed above face.And heating electricity piece is submerged by the first cooling medium at least in part, makes heating electricity piece
It can directly contact and be exchanged heat with the first cooling medium, and the first cooling medium can absorb heat and be carried out in heat transfer space
Evaporative heat loss.Cooling device in the utility model embodiment also include with the cooling duct filled with the second cooling medium,
Second heat transmission equipment of the second cooling medium cooler and EGR.By the way that cooling duct is arranged in heat transfer space,
And the second cooling medium cooler is arranged to the outside of regulator cubicle, the entrance and exit of the second cooling medium cooler is distinguished
Outlet and entrance with cooling duct connect to form heat-exchanging loop.And EGR is arranged in heat-exchanging loop, so that the
Two cooling mediums can be circulated in heat-exchanging loop so that cooling duct can exchange heat space by the second cooling medium
In heat cooled down, so as to heating electricity piece cool down.Therefore, the first heat transmission equipment can be sealingly passed through
First cooling medium is cooled down to heating electricity piece, and the heat for the electricity piece that generates heat is transferred into electricity from regulator cubicle in time
Outside gas holder, so as to avoid the air of higher levels of humidity in external environment condition from entering inside regulator cubicle, inside corrosion regulator cubicle
Electricity piece, the problem of causing the stability and reliability of regulator cubicle and reduce.And cool down Jie using heating electricity piece and first is made
The mode of matter direct heat transfer cooling improves cooling effect, and then avoids due to needing for the higher electricity piece configuration of power accordingly
Large-sized air cooling section so that the size increase of regulator cubicle, assembles the system overall dimensions increase of regulator cubicle caused by entering
The problem of.
Brief description of the drawings
From below in conjunction with the accompanying drawings to this practicality may be better understood in the description of embodiment of the present utility model
It is new, wherein：
By reading the detailed description made referring to the drawings to non-limiting example, other spies of the present utility model
Levy, objects and advantages will become more apparent upon, wherein, same or analogous reference represents same or analogous feature.
Fig. 1 is that the cooling device of the utility model one embodiment is installed on the structural representation in regulator cubicle；
Fig. 2 is that the cooling device of the utility model another embodiment is installed on the structural representation in regulator cubicle；
Fig. 3 is that the cooling device of the utility model further embodiment is installed on the structural representation in regulator cubicle；
Fig. 4 is the structural representation of the second heat transmission equipment of the cooling device of the utility model one embodiment；
Fig. 5 is the cross-sectional view of the second cooling medium cooler in the second heat transmission equipment in Fig. 4；
Fig. 6 is the structured flowchart of the heat-exchanging loop of the utility model one embodiment；
Fig. 7 is the structured flowchart of the cooling system for regulator cubicle of the utility model one embodiment；
Fig. 8 is the flow chart of the cooling means of the utility model one embodiment；
Fig. 9 is the flow chart of the cooling means of the utility model another embodiment；
Figure 10 is the structural representation of the wind-driven generator of the utility model one embodiment.
Wherein：
10- regulator cubicles；
The heat transmission equipments of 20- first；21- housings；21a- housings；The cooling mediums of 22- first；23- heat transfer spaces；23a- exchanges heat
Space；
The heat transmission equipments of 30- second；30a- heat-exchanging loops；31- cooling lines；32- heat exchange fins；The cooling mediums of 33- second；
34- the second cooling medium coolers；341- housings；342- cooling fins；35- cooling fans；
40- breakers；41- input side copper busbars；42- outlet side copper busbars；43- connecting wires；44- connections are led
Line；
50- control valves；
60- EGRs；
The temperature sensors of 71- first；72- second temperature sensors；
The control units of 81- first；The control units of 82- second；
1- wind-driven generators；110- pylons；120- cabins；130- wheel hubs；140- blades；150- generators；160- bases；
170- generator contactor cabinets.
Embodiment
The feature and exemplary embodiment of various aspects of the present utility model is described more fully below.Retouched in detail in following
In stating, it is proposed that many details, to provide to comprehensive understanding of the present utility model.But, for people in the art
It will be apparent that the utility model can be implemented in the case of some details in not needing these details for member.
The description to embodiment is used for the purpose of providing by showing example of the present utility model to of the present utility model more preferable below
Understanding.In the the accompanying drawings and the following description, at least part of known features and technology are not illustrated, to avoid to this reality
Unnecessary obscure is caused with new；Also, in order to clear, it may be exaggerated the thickness of region and layer.Identical is attached in figure
Icon note represents same or similar structure, thus will omit their detailed description.In addition, feature described below,
Structure or characteristic can be combined in one or more embodiments in any suitable manner.
The noun of locality of middle appearance described below each means direction of observation of the observer to view, is not to the utility model
The concrete structure of the cooling device for regulator cubicle be defined." electricity piece " occurred in addition in description is together " electrical part ".
In description of the present utility model, in addition it is also necessary to explanation, unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or be integrally connected；Can
To be mechanical connection or electrical connection；Can be joined directly together, can also be indirectly connected to by intermediary.For this
For the those of ordinary skill in field, visual concrete condition understands concrete meaning of the above-mentioned term in the utility model.
The cooling device that the utility model embodiment is provided, can be applied in polytype regulator cubicle, to regulator cubicle
Internal heating electricity piece is cooled down.Can be applied to power plant, transformer station, petrochemical industry, metallurgical steel rolling, industry light industry textile industry,
The various occasions such as industrial enterprise and residential quarters, skyscraper.Exemplarily, the cooling device can be implemented to the utility model
Generator contactor cabinet in the wind-driven generator referred in the following description of example is cooled down.Because copper busbar and binding post are
Main heating electricity piece in generator contactor cabinet, the utility model embodiment only with by cooling device to generator contactor cabinet
In copper busbar and binding post cooled down exemplified by illustrate.But embodiment of the present utility model is not limited to
This, in other examples, can also need the electric of cooling by cooling device to producing heat in other courses of work
Part is cooled down.
In order to more fully understand the utility model, electricity is used for according to the utility model embodiment with reference to Fig. 1 to 10
Cooling device, cooling system and the cooling means of gas holder are described in detail.
Fig. 1 is the structural representation being installed on according to the cooling device of the utility model one embodiment in regulator cubicle 10,
As shown in figure 1, the mounted inside of regulator cubicle 10 has heating electricity piece, it is cold that cooling device includes first with housing 21 and liquid
But the first heat transmission equipment 20 of medium 22, wherein：Housing 21 is arranged on the inside of regulator cubicle 10 and hermetically accommodated first cold
But medium 22 and heating electricity piece；First cooling medium 22 occupies the part space interior of housing 21 with the first cooling medium 22
Surface form heat transfer space 23, also, the first cooling medium 22 and the heating electricity piece electric insulation and can
Heating electricity piece is submerged at least in part, so that the first cooling medium 22 can be evaporated radiating in heat transfer space 23.The
Two heat transmission equipments 30 include the cooling duct filled with the second cooling medium 33, the second cooling medium cooler 34 and circulation dress
(not shown) is put, wherein：Cooling duct is arranged in heat transfer space 23, and the second cooling medium cooler 34 is arranged at electrically
The outside of cabinet 10, and the entrance and exit outlet respectively with cooling duct of the second cooling medium cooler 34 and entrance connect
To form heat-exchanging loop, EGR is arranged in heat-exchanging loop, so that the second cooling medium 33 can be followed in heat-exchanging loop
Circulation is moved so that the heat that cooling duct can be exchanged in heat space 23 by the second cooling medium 33 is cooled down.
Directly contacted and exchanged heat with heating electricity piece by the first cooling medium 22 in the first heat transmission equipment 20, that is, sent out
The heat produced in the hot electricity piece course of work can be transferred directly in the first cooling medium 22.And the energy of the first cooling medium 22
The steam formed after enough explosive evaporations after heat absorption, and the evaporation of the first cooling medium 22 can be with second in heat transfer space 23
Cooling duct in heat transmission equipment 30 is exchanged heat.Because the second cooling medium 33 in cooling duct is circulated in heat-exchanging loop
Heat, thus can be further transferred at the second cooling medium cooler 34 outside regulator cubicle 10, so as to realize logical by flowing
Liquid is crossed to cool down heating electricity piece with carrying out integral sealing, and the heat that the electricity piece that generates heat is produced is in time from regulator cubicle 10
The middle purpose shifted.Exemplarily, when wind-driven generator is offshore wind generating, due to electricity piece will be generated heat (i.e.
Metal device) sealed, then the outer moisture of regulator cubicle 10 can be avoided higher and the air-flow with salt fog enters regulator cubicle
Inside 10, caused by metal device the problem of be corroded, and then increase the stability and reliability of regulator cubicle 10.Meanwhile,
Due to can uniformly be cooled down to heating electricity piece by the way of the direct contact heat transfer of the first cooling medium 22 with liquid,
So its good cooling results.The air cooling section that need large-size is set for heating electricity piece in the past is avoided, so as to close
The overall dimensions of reason ground control regulator cubicle 10, will not additionally increase the size of the generating set of wind-driven generator.
Specifically, regulator cubicle 10 (i.e. generator contactor cabinet) is arranged in wind as the containing component of circuit brake
In the cabin of power generator, and set with being hermetically sealed.Breaker 40 is installed, heating electricity piece is difference in regulator cubicle 10
The input side copper busbar 41 and outlet side copper busbar 42 being connected with breaker 40, breaker 40 pass through input side wiring copper
Row 41 and outlet side copper busbar 42 are realized with outside electrical structure to be electrically connected, and the circuit of lower end is controlled.Certainly, electrically
Cabinet 10 can also be the regulator cubicle that current transformer or control cabinet etc. can be cooled by the way of evaporative heat loss.
First heat transmission equipment 20 includes：The cooling medium 22 of housing 21 and first.Housing 21 is sealed rectangular box, if
It is placed in regulator cubicle 10.In order that the heat that the input side copper busbar 41 and outlet side copper busbar 42 in housing 21 are distributed
All it is transferred to by the second heat transmission equipment 30 from heat transfer space 23 outside regulator cubicle 10, the internal temperature liter of regulator cubicle 10 will not be made
Height, housing 21 can be made of the material of thermal insulation, for example：It can be made of materials such as aluminium silicate fiber peacekeeping silica fibres.
First cooling medium 22 is partially filled in the inner space of housing 21 so that on the liquid surface of the first cooling medium 22
Side encloses jointly with the inwall of housing 21 sets the heat transfer space 23 to be formed and gas-liquid inversion of phases is carried out for the first cooling medium 22 after heat absorption.
In order to meet electric insulation requirement, and the heat conductivity of the first cooling medium 22 is improved, the first cooling medium 22 can select fluorine
Change liquid, for example, can be：CF3CHCl2、C4F9OCH3、C3H7Br、C3Cl2HF5、C2Cl2H3F、C2Cl3F3In any one or it is several
Kind.Certainly, the size of heat transfer space 23 can be selected according to actual conditions, for example can be in actual conditions first
Saturation temperature, condensation temperature of cooling medium 22 etc. calculate the heat transfer space and heat exchange area that it needs, and exchange heat space 23
Size carry out reasonable selection.
In the present embodiment, exemplarily, the first heat transmission equipment 20 has two housings 21, is distinguished by two housings 21
Individually to input side copper busbar 41 and input side binding post (not shown in figure, below only with input side copper busbar
Illustrated exemplified by 41) and outlet side copper busbar 42 and outlet side binding post (not shown in figure, below only with outlet side
Illustrated exemplified by copper busbar 42) carry out sealing cooling.Specifically, two housings 21 are separately positioned on the two of breaker 40
Side, and it is separately provided in two housings 21 fixing consolidating for input side copper busbar 41 and outlet side copper busbar 42
Determine structure (not shown).Input side copper busbar 41 and outlet side copper busbar 42 are arranged on two by fixed structure respectively
In individual housing 21, and it is immersed in the first cooling medium 22 accommodated in two housings 21.And via input side copper busbar
41 realize the connecting wire 43 electrically connected with outside electrical structure, and via outlet side copper busbar 42 and outside electrical structure
The connecting wire 44 of electrical connection is realized, is hermetically stretched out at the two side of two housings 21 respectively.So that input side wiring copper
Row 41 and the one end of outlet side copper busbar 42 can be connected with breaker 40, and the other end can be connected with the electrical structure of lower end.
Certainly, input side copper busbar 41 and outlet side copper busbar 42 can be immersed in selected section or fully
It is preferably that input side copper busbar 41 and outlet side copper busbar 42 are completely submerged in into the first cooling to be situated between in one cooling medium 22
In matter 22 so that input side copper busbar 41 and outlet side copper busbar 42 can fully be situated between in housing 21 with the first cooling
The contact of matter 22 is exchanged heat.In an optional embodiment, as shown in Fig. 2 input side copper busbar 41 and outlet side wiring
Copper bar 42 overall can also be arranged in the inner space of housing 21 away from the inwall of housing 21, thus enables that input side wiring
Copper bar 41 and outlet side copper busbar 42 are more fully contacted with the first cooling medium 22, increase heat exchange efficiency.
In the above-described embodiments, two housings 21 are provided with the first heat transmission equipment 20, it is single respectively by two housings 21
Solely input side copper busbar 41 and outlet side copper busbar 42 are cooled down, but embodiment of the present utility model is not limited
In this.In other examples, a housing can also be only set in the first heat transmission equipment 20, and accordingly adjust the chi of housing
It is very little, and input side copper busbar 41 and outlet side copper busbar 42 are cooled down simultaneously by a housing.It is optional at one
Embodiment in, as shown in figure 3, a housing 21a in the first heat transmission equipment 20 is also configured to, in breaker 40
Both sides have two independent body structures respectively, and two body structures are connected on the top of breaker 40, form larger change
Heat space 23a.By being arranged such so that input side copper busbar 41 and outlet side copper busbar 42 can be by relatively independent
Two housing 21a substructure is individually cooled down, and the steam for forming the conversion of the first cooling medium 22 after heat absorption exists
There is larger heat exchange area, the steam for promoting the evaporation of the first cooling medium 22 to be formed is liquefied rapidly, returns at heat transfer space 23
Return into the first cooling medium 22, so as to effectively lifting to the cold of input side copper busbar 41 and outlet side copper busbar 42
But efficiency.And the first heat transmission equipment 20 will not can additionally increase electrically by way of idle space increases heat exchange area
Increase the stability of regulator cubicle 10 while the volume of cabinet 10.
In the above-described embodiments, housing 21 is rectangular casing, but embodiment of the present utility model is not limited to this.
In other examples, housing 21 can also have cylinder or polyhedral structure, and for the specific of housing 21
Shape and size can take the circumstances into consideration to select according to actual shape, size and size of installation region of heating electricity piece etc..Please
Referring to Fig. 4, Fig. 5 and Fig. 6, wherein, Fig. 4 is the structural representation of the second heat transmission equipment 30 according to the utility model one embodiment
Figure, Fig. 5 is the cross-sectional view of the second cooling medium cooler 34 of Fig. 4 the second heat transmission equipment 30, and Fig. 6 is according to this
The heat-exchanging loop 30a of utility model one embodiment structured flowchart.(need to be referring concurrently to Fig. 1, for illustrated position relation, Fig. 1
In show the part-structure of the second heat transmission equipment 30) as shown in Fig. 1, Fig. 4, Fig. 5 and Fig. 6, according to one of the present utility model
Embodiment, the first cooling medium 22 being returned to promote the first cooling medium 22 after vaporization promptly to liquefy in housing 21
Part, cooling device also includes the second heat transmission equipment 30, specifically, and the second heat transmission equipment 30 includes being filled with the second cooling medium
33 cooling duct, cooling fins 32, the second cooling medium cooler 34, cooling fan 35, wherein cooling duct and second cold
But medium cooler 34 is by pipeline connection formation heat-exchanging loop 30a, and cooling device also includes being arranged in heat-exchanging loop 30a
EGR 60 and control valve 50.
Cooling duct is arranged in heat transfer space 23, in the present embodiment, and cooling duct is specially cooling line 31, cold
But the second cooling medium 33 is filled with pipeline 31.In order to increase heat exchange efficiency, cooling line 31 forms many by warp architecture
Road loop structure, it forms multistage spaced apart parallel cartridges adjacent to each other after bending, and multistage parallel cartridges are used
The multistage dog leg piping of head and the tail connected mode connection, finally forms what cooling line 31 was flowed into for fluid in one end of warp architecture
Entrance, the outlet that other end formation cooling line 31 flows out for fluid.Cooling line 31 can be from the good gold of heat conductivility
Category material is made, and above-mentioned warp architecture is made in the material such as can select copper pipe, aluminum pipe by way of bending.Cooling tube
The roof that housing 21 is closed on road 31 in heat transfer space 23 is installed, cooling line 31 after installation by its multistage parallel cartridges that
This arranged for interval forms multiple gaps.Certainly, cooling line 31 may not be the pipeline of warp architecture, in other embodiment
In, cooling line 31 can also for example only include multistage parallel cartridges, and multiple entrances that the multistage parallel cartridges are formed respectively
It can carry out converging connection by other pipelines with multiple outlets, form the entrance of cooling line 31 and going out for cooling line 31
Mouthful.
In the present embodiment, cooling duct is above-mentioned cooling line 31, but the utility model embodiment is not limited to this.
In other examples, cooling duct can also be other structures that can be circulated for the second cooling medium 33, for example, cooling
Passage can be the rectangle shell structure that an inside is divided into multiplexer channel, or is formed at housing 21 with being integrated pushes up
Layer structure at wall etc..
In one embodiment, the second heat transmission equipment 30 also includes the multiple heat exchange fins being arranged in heat transfer space 23
32, towards extending in heat transfer space 23 after be connected on the inside of the roof of multiple cooling fins 32 and housing 21, and so that multiple heat exchange
Fin 32 is respectively disposed in the gap formed between the multistage parallel cartridges of cooling line 31.And multiple heat exchange wings
Adjacent two heat exchange fin 32 in piece 32 respectively by the parallel cartridges grips for the cooling line 31 being formed therebetween, by
Cooling line 31 can be directly connected in heat transfer space 23 by this by multiple heat exchange fins 32.And by by heat exchange fin
32 adjacent cooling lines 31 are set so that cooling line 31 can by its second internal cooling medium 33 in real time with heat exchange
Fin 32 is exchanged heat, so as to increase the heat exchange area at heat transfer space 23, is accelerated the liquefaction efficiency of the first cooling medium 22, is entered
And lifted to input side copper busbar 41 and the cooling effectiveness of outlet side copper busbar 42.
Certainly, cooling line 31 can also obstructed supercooling fin 32 be attached fixation in heat transfer space 23, at it
In his embodiment, cooling line 31 can also be fixed by other auxiliary stands, such as welded part or clamping part
At the inwall for being connected to housing 21.In addition, the utility model embodiment is not limited for the setting quantity of cooling line 31,
In other examples, the second heat transmission equipment 30 can also include the cooling line 31 of multilayer, and cooling line 31 may be used also
To close on the side wall of housing 21 or while close on roof and the setting of side wall of housing 21.In addition, in the utility model embodiment
The setting forms of cooling fins 32 be also not necessarily limited to this, in other examples, cooling fins 32 can also be with housing 21
Integral structure, and can also the side wall in housing 21 or the roof and side-walls in housing 21 cooling fins are set simultaneously
32, further to increase heat exchange area.In addition, the utility model embodiment is not construed as limiting for the type of cooling fins 32, its
Can be the fin with solid construction or the fin with hollow-core construction, as long as can form more by fin
Contact surface, so as to increase the liquefaction efficiency of steam formed after the vaporization of the first cooling medium 22, i.e. the steam is cold
But speed, improves the cooling effectiveness of cooling device.
Second cooling medium cooler 34 is arranged at the outside of regulator cubicle 10, including：Housing 341, the second cooling medium 33
With cooling fin 342.Housing 341 is similarly body structure, and it can be made of the good metal material of heat conductivility, example
Such as：It can be made of the composite of copper, aluminium, stainless steel or copper, aluminium formation.The inner space of housing 341 is used to lay in
Second cooling medium 33, and being cooled down to the second cooling medium 33, in the outer wall of housing 341 circumferentially around being provided with cooling ribs
Piece 342.Second cooling medium 33 is preferably deionized water, due to free from foreign meter in deionized water, therefore will not give internal system
Bring the influence of corrosion.Second cooling medium cooler 34 can pass through the heat of the second cooling medium 33 of its inner containment
Housing 341 is outwardly transmitted, and can further increase by the second cooling medium cooler 34 by way of setting cooling fin 342
Cooling effectiveness.Certain the utility model embodiment is not limited for the concrete structure of the second cooling medium cooler 34,
In other embodiments, the second cooling medium cooler 34 can also be refrigeration machine, accordingly, and the second cooling medium 33 can be
Freon.By the way that the second cooling medium cooler 34 is set into refrigeration machine, gas-liquid conversion is repeated using freon, and
Constantly heat sink in outside air.
According to one embodiment of the present utility model, it can also set one or more in the second heat transmission equipment 30
Cooling fan 35, and preferably by air outlet the second cooling medium cooler of direction of one or more cooling fan 35
34 are simultaneously set close to cooling fin 342.Thus, when opening one or more cooling fan 35, then shell can be cooled down
Body 341 and cooling fin 342, and then the second cooling medium 33 inside housing 341 is cooled down.And the second cooling is situated between
The outlet respectively with cooling line 31 of the entrance and exit of matter cooler 34 and entrance are by sealing through the side wall of regulator cubicle 10
Transfer pipeline (not shown) connect to form heat-exchanging loop 30a, EGR 60 is arranged in heat-exchanging loop 30a, with
The second cooling medium 33 is circulated in heat-exchanging loop 30a, by from the second cooling medium cooler 34 constantly
Supplied in cooling line 31.Embodiment of the present utility model is not limited to EGR 60, and EGR 60 can be
The mechanism that the second cooling medium 33 can be promoted to be circulated in heat-exchanging loop 30a, for example：EGR 60 can be circulating pump,
Compression pump etc..
Thus, the second cooling medium 33 can be by circulating, by first in heat transfer space 23 in heat-exchanging loop 30a
The heat of cooling medium 22 is transferred in the second cooling medium cooler 34 and cooled down.In one embodiment, can be with root
According to the temperature of the second cooling medium 33 in the second cooling medium cooler 34 suitably to one or more cooling wind
Fan 35 is controlled, with when the second cooling medium cooler 34 itself can be cooled down to the second cooling medium 33, it is to avoid
Unnecessary power attenuation is caused due to starting cooling fan 35.It can also avoid in the second cooling medium cooler 34 simultaneously
The temperature of second cooling medium 33 is too low, and then makes heat exchange empty after the second cooling medium 33 is circulated by heat-exchanging loop 30a
Between in 23 temperature excessively reduced, the inside of regulator cubicle 10 is in too low temperature, influence the normal work of electricity piece.
During work, the heat that heating electricity piece is produced can be directly passed to the first cooling medium 22 around it, and heat
Amount can constantly accumulate in the first cooling medium 22, and heat can constantly be accumulated in the first cooling medium 22, cause
The temperature of first cooling medium 22 is raised, and waiting to rise to its boiling point, (boiling point determines by the first cooling medium 22 property of itself, can be with
The first cooling medium 22 is selected according to actual needs), vaporization phenomenon, the of liquid will occur for the first cooling medium 22
One cooling medium 22 can be evaporated to take away the heat that heating electricity piece is produced, and is risen in heat transfer space 23.Due to being installed on
There is the second cooling medium 33 circulated in cooling line 31 in heat transfer space 23, therefore cooling line 31 can pass through
The steam of its second internal cooling medium 33 and the first cooling medium 22 carries out contact heat-exchanging.First cooling medium 22 by itself
Heat transfer give the second cooling medium 33 after, that is, liquefy, formed liquid the first cooling medium 22, be returned in housing 21
The part of first cooling medium 22.And because the second cooling medium 33 is constantly circulated in heat-exchanging loop 30a, therefore changing
Heat can be further transferred in the second cooling medium cooler 34 by the second cooling medium 33 after being absorbed heat in heat space 23,
By being cooled down eventually through the second cooling medium cooler 34.And then promote the cooling medium 22 of cooling line 31 and first
Heat exchange efficiency, cooling of the lifting cooling device to input side copper busbar 41 and outlet side copper busbar 42 inside regulator cubicle 10
Efficiency, by increasing capacitance it is possible to increase the Stability and dependability of regulator cubicle 10.And because the cooling device of the utility model embodiment is used
First cooling medium 22 of liquid gas-liquid phase transition circulation and second external cooling medium cooler in closed regulator cubicle 10
34 cooling line 31 is separate structure, therefore cooling device is had good maintainability.
Certainly in other embodiments, cooling fin 342 can not also be set around the outer wall of housing 341, cooling fin
342 can also be set partially around the outer wall of housing 341, or are longitudinally disposed at along housing 341 at its outer wall.In addition, this
Utility model embodiment is not construed as limiting for the type of cooling fin 342, and it can be the fin with solid construction, can also
It is the fin with hollow-core construction, it is cold so as to increase by second as long as more contact surfaces can be formed by fin
But the cooling velocity of medium 33, improves the cooling effectiveness of cooling device.Other the utility model embodiment is for cooling fin 342
Width and thickness be not limited, ensure that 34 pair of second cooling medium 33 of the second cooling medium cooler is cooled down
.And cooling fin 342 and housing 341 can be integral type structure or split-type structural.In addition, the second cooling medium
The form of cooler 34 in other embodiments is identical with above-mentioned housing 21, therefore is not repeated here.
In an optional embodiment, cooling device also includes control valve 50, and control valve 50 is arranged at heat-exchanging loop 30a
In, the section flow of the second cooling medium 33 circulated in hot loop 30a can be exchanged by the opening degree of its valve
Limited, and then can be cold suitably by 50 pair second of control valve according to the temperature in the heat transfer space 23 of cooling device
But flow velocity of the medium 33 in heat-exchanging loop 30a is controlled.The utility model embodiment is not entered for the species of control valve 50
Row limitation, can be various flow control valves, for example control valve 50 can use angular form control valve, diaphragm control valve, threeway control
Valve processed, the telescopic control valve of eccentric rotary control valve etc..The second cooling that can be exchanged in hot loop 30a by control valve 50 is situated between
The flow velocity of matter 33 is reasonably controlled, and the exchange capability of heat of its own can be passed through with the first cooling medium 22 in housing 21
The flow velocity of the second cooling medium 33 or make heat-exchanging loop 30a when being cooled down to heating electricity piece, in reduction heat-exchanging loop 30a
In the second cooling medium 33 stop flowing.Avoid causing unnecessary power attenuation, and then increase the service life of device, together
When can also avoid persistent loop flow the second cooling medium 33 temperature in heat transfer space 23 is excessively reduced, make regulator cubicle
10 inside are in too low temperature, influence the normal work of electricity piece.
Fig. 7 is the structured flowchart of the cooling system 100 for regulator cubicle according to embodiment of the present utility model.Such as Fig. 7
It is shown, according to one embodiment of the present utility model, additionally provide a kind of cooling system 100 for regulator cubicle, cooling system
100 include above-mentioned cooling device, in addition to the first temperature sensor 71, second temperature sensor 72 and first control list
First 81, first control unit 82.In addition, the annexation of cooling system 100 for convenience of description, in the figure 7 also schematically
Show the part-structure of cooling device, i.e. be internally provided with cooling line 31 in regulator cubicle 10, cooling line 31 is with being arranged on
Heat-exchanging loop 30a is constituted between the second cooling medium cooler 34 outside regulator cubicle 10, is provided with and follows in heat-exchanging loop 30a
Loop device 60 and control valve 50, by EGR 60 promote the second cooling medium 33 can in heat-exchanging loop 30a recycle stream
It is dynamic.In addition, in figure dotted line represent be between two devices for signal connection, and solid line is represented be between two devices be real
Body is connected or circuit connection.
First temperature sensor 71 is arranged at the heat transfer space 23 in regulator cubicle 10, for gathering in heat transfer space 23
First temperature, and the first temperature is sent to the first control unit 81.Specifically, in the present embodiment, the first temperature sensor
71 can be arranged in heat transfer space 23 and close on heat exchange fin 32 and set, and the first of now the first temperature sensor 71 collection
Temperature can be heat transfer space 23 in the first cooling medium 22 vaporization formed steam temperature, or heat exchange fin 32 temperature
Degree.Certainly the first temperature sensor 71 can also be set directly at heat exchange fin 32, the first temperature of collection is now
The temperature of heat exchange fin 32.By the temperature or the temperature of heat exchange fin 32 that gather the steam that the vaporization of the first cooling medium 22 is formed
Degree, the temperature of first cooling medium 22 of the inside of housing 21 can be reflected indirectly.Certain first temperature sensor 71 can also be straight
Connect the temperature of the first cooling medium 22 in collection housing 21.
The first temperature and the stream of the second cooling medium 33 in heat-exchanging loop 30a are previously stored with first control unit 81
The relation curve of speed.In the present embodiment, the first temperature and second in heat-exchanging loop 30a can be constructed by multigroup empirical value
The relation curve of the flow velocity of cooling medium 33.Regulator cubicle in multigroup real work can also be obtained by actual test of many times
Chilling temperature and the flow velocity pair of the second cooling medium 33 that the first cooling medium 22 required for 10 inner heat electricity pieces is provided
The test data answered constructs the relation curve of the flow velocity of the second cooling medium 33 in the first temperature and heat-exchanging loop 30a.
In the relation curve, the corresponding relation of the flow velocity of the first temperature and the second cooling medium 33 is：First in heat transfer space 23
After temperature rise, accordingly, the flow velocity of the second cooling medium 33 in heat-exchanging loop 30a also accordingly increases.By constructing the pass
It is curve so that the first control unit 81, can be according to the in the first temperature and heat-exchanging loop 30a after the first temperature is received
The relation curve of the flow velocity of two cooling mediums 33, chooses the flow velocity of the second cooling medium 33 corresponding with the first temperature, and exchanges
The flow velocity of the second cooling medium 33 in hot loop 30a is adjusted.The first control unit 81 passes through regulation in the present embodiment
The combined closure system for the second cooling medium 33 that the valve opening degree of control valve 50 can be exchanged in hot loop 30a is controlled, from
And flow velocity of second cooling medium 33 in heat-exchanging loop 30a can reasonably be controlled.With first in housing 21
When cooling medium 22 can be cooled down by the exchange capability of heat of its own to heating electricity piece, the in reduction heat-exchanging loop 30a
The flow velocity of two cooling mediums 33 makes the second cooling medium 33 in heat-exchanging loop 30a stop flowing.Avoid causing unnecessary
Power attenuation and equipment loss, while can also avoid persistent loop flow the second cooling medium 33 make heat transfer space 23
Middle temperature is excessively reduced, and then the inside of regulator cubicle 10 is in too low temperature, influences the normal work of electricity piece.
The utility model embodiment is not limited for the concrete form of the first temperature sensor 71, the first TEMP
Device 71 can be that by the various kinds of sensors being acquired to the first temperature.And the utility model embodiment is for first
The concrete form of control unit 81 is not limited, and the first control unit 81 can be can be controlled to control valve 50 each
Class control unit.
In an optional embodiment, above-mentioned EGR 60 can also be controlled by controller, Ke Yigen
According to needing to open heat-exchanging loop 30a by the control of EGR 60, i.e. the second cooling medium 33 is followed in heat-exchanging loop 30a
Circulation is moved；Or as desired by the control shut-off heat-exchanging loop of EGR 60 30a, i.e. stop the second cooling medium 33
Circulated in heat-exchanging loop 30a.So as to which the master control system of the controller and wind-driven generator is communicated to connect, pass through
The master control system of wind-driven generator feeds back to the running status of wind-driven generator in controller, and then controller can be according to wind
The running status of power generator is controlled to recurrent state of second cooling medium 33 in heat-exchanging loop 30a.Exemplarily,
Controller, can be when wind-driven generator be in generating state by receiving the feedback information of the master control system of wind-driven generator, control
EGR 60 processed is opened；And when wind-driven generator switchs to stopped status by generating state, control EGR 60 is closed, or
Temperature of the person in heat transfer space 23 in regulator cubicle 10, control EGR 60 continues closes after the operation scheduled time.Pass through
The controller that the master control system of wind-driven generator will be connected to is controlled to EGR 60, can set up cooling system 100
With the information exchange channel of the master control system of wind-driven generator.On the one hand, wind-force is sent out by the master control system of wind-driven generator
The operation information of motor is fed back in the cooling system 100, control the second heat transmission equipment 30 (i.e. heat-exchanging loop 30a) unlatching with
It is delayed to close.On the other hand, the control signal of EGR 60 can be fed back in the master control system of wind-driven generator, so
The running status of cooling system 100 can be grasped in the Central Control Room of wind-driven generator, is cooling system so as to realize information exchange
Maintenance provide foundation.
Second temperature sensor 72 is arranged in the second cooling medium cooler 34, for gathering the second cooling medium
Second temperature in cooler 34, and second temperature is sent to the second control unit 82.Specifically, in the present embodiment,
At the inwall of the second cooling medium cooler 34 or in the second cooling medium 33, thus two temperature sensors 72 can be arranged on
To gather the temperature of the second cooling medium 33.
Preset temperature threshold value is previously stored with second control unit 82, when the second control unit 82 receives second temperature
Afterwards, and judge second temperature whether be more than preset temperature threshold value, if it is determined that second temperature be more than preset temperature threshold value, then second control
Second cooling medium 33 in 82 pair of second cooling medium cooler 34 of unit processed is cooled down.In the present embodiment, in advance
If temperature threshold can according to empirical value and the temperature upper limit determined according to specific application environment, can be real according to
The higher limit that the experimental test on border is acquired.For example, can be by the heating electricity piece in experimental test regulator cubicle 10 in reality
The temperature upper limit for the second cooling medium 33 in the second cooling medium cooler 34 that can allow in the course of work of border.Show
Example property, it is assumed that preset temperature threshold value is 60 DEG C, then when the second temperature that the second control unit 82 is received is more than 60 DEG C, then sentences
Disconnected second cooling medium cooler 34 needs cooled.The second control unit 82 is by controlling one or one in the present embodiment
Cooling fan 35 above is opened, and the second cooling medium cooler 34 is cooled down.
Due to cooling system 100 have above-mentioned cooling device, therefore also have with cooling device identical advantage, herein
It is not repeated here.
Fig. 8 is the flow chart of the cooling means according to the utility model one embodiment, below by according to above-mentioned cooling
System 100 is illustrated to the present embodiment to the cooling means that regulator cubicle is cooled down.Cooling means in the present embodiment include with
Lower step.
Step 101：Gather the first temperature in heat transfer space.
The step is temperature detection step, heat exchange is gathered by the first temperature sensor 71 in cooling system 100 empty
Between the first temperature in 23, specific step is described in detail in above-mentioned cooling system 100, therefore herein not
It is being repeated here.
Step 102：The flow velocity of the second cooling medium is adjusted according to the relation curve prestored.
The step is flow controlling step, by prestoring the in the first control unit 81 in cooling system 100
One temperature and the relation curve of the flow velocity of the second cooling medium 33 in heat-exchanging loop 30a.First control unit 81 receives first
After temperature, the flow velocity of the second cooling medium 33 in heat-exchanging loop 30a is adjusted to according to relation curve relative with the first temperature
The flow velocity for the second cooling medium 33 answered.Specific step is described in detail in above-mentioned cooling system 100,
Therefore be not repeated here herein.
Fig. 9 is the flow chart of the cooling means according to the utility model another embodiment, below by according to above-mentioned cold
But system 100 being illustrated to the cooling means to regulator cubicle cooling of the present embodiment.Cooling means in the present embodiment includes
Following steps.
Step 201：Gather the second temperature in the second cooling medium cooler.
The step is temperature detection step, cold to gather second by the second temperature sensor 72 in cooling system 100
But the second temperature in medium cooler 34, specific step has carried out detailed retouch in above-mentioned cooling system 100
State, therefore be not repeated here herein.
Step 202：Judge whether second temperature is more than preset temperature threshold value, if so, then performing step 203；If it is not, then holding
Row step 201.
The step belongs to cooling rate-determining steps, and default temperature is prestored in the second control unit 82 of cooling system 100
Spend threshold value.Second temperature is received by the second control unit 82, and judges whether second temperature is more than preset temperature threshold value.If so,
Step 203 is then performed, the second cooling medium 33 is cooled down.If otherwise performing step 201, continue to gather the second cooling medium
Second temperature in cooler 34.
Step 203：Second cooling medium is cooled down.
The step is also belonged to cool down rate-determining steps, and one or more than one cooling wind are controlled by cooling system 100
Second cooling medium 33 in 35 pair of second cooling medium cooler 34 of fan is cooled down.Specific step is above-mentioned
Cooling system 100 in be described in detail, therefore be not repeated here herein.
Figure 10 is the structural representation of the wind-driven generator 1 according to the utility model one embodiment, as shown in Figure 10, wind
Power generator 1 includes pylon 110, cabin 120, wheel hub 130, blade 140, generator 150, base 160, generator contactor cabinet
170 (i.e. above-mentioned regulator cubicles 10) and the above-mentioned (not shown) of cooling system 100.Pylon 110 is used as integrated support quilt
It is vertically arranged, cabin 120 is arranged on the upper end of pylon 110.Generator 150 is arranged on the front end of cabin 120, is provided with blade 140
Wheel hub 130 be arranged on the front end of generator 150.Generator contactor cabinet 170 is arranged at the base 160 in cabin 120, and by gas
It is close hermetically to set, and inner containment has breaker 40 (as described in Figure 1), and heating electricity piece is and connecing that breaker 40 is connected
Line copper bar (the input side copper busbar 41 and outlet side copper busbar 42 that are shown in Fig. 1) and binding post (do not show in figure
Go out).Because wind-driven generator has a cooling system 100, thus with the identical advantage of cooling system 100, herein no longer plus
To repeat.
Certainly, the cooling device of the utility model embodiment, cooling system and cooling means not only can be only applied to
In offshore wind generating, it can also be applied in the wind-driven generator on land, while others can also be applied to for clear
Cleanliness is required in place high, that heat flow density is big.
To sum up, the cooling device for regulator cubicle of the utility model embodiment by set the first heat transmission equipment 20 and
Second heat transmission equipment 30 so that heating electricity piece (i.e. input side copper busbar 41 and outlet side copper busbar in regulator cubicle 10
42) in the course of the work, the heat of generation can pass to the first cooling medium 22.First cooling medium 22 is changed with heating electricity piece
Heat persistent accumulation after heat, when heat is increased to the boiling point of the first cooling medium 22, the first cooling medium 22 meeting vaporization,
The heat that the first partial cooling medium 22 is converted into steam and taken away in the first cooling medium of liquid 22 rises to heat transfer space
At 23.As the steam of the first cooling medium 22 in heat transfer space 23 is constantly accumulated, the heat increase at heat transfer space 23.And
Due to being provided with cooling line 31 in heat transfer space 23, and cooling line 31 is set to be situated between with the second cooling outside regulator cubicle 10
Matter cooler 34 constitutes heat-exchanging loop 30a, then cooling line 31 can be by the second cooling medium for being flowed in its inner loop
33 are exchanged heat with the steam of the first cooling medium 22 in heat transfer space 23, so by the second cooling medium 33 will heat exchange it is empty
Between heat in 23 be transferred at the second cooling medium cooler 34, further by the second cooling medium cooler 34 by heat
It is transferred to outside regulator cubicle 10.Thus, regulator cubicle 10 is set in which can be hermetically sealed, so as to so that regulator cubicle 10 by with it is outer
The high humility in portion, keep apart with air ambients such as salt fogs, make its internal electricity piece from polluting and corroding, improve electrically
Adaptive capacity to environment of the cabinet 10 under harsh external environment condition.Simultaneously as using the cold cycle heat exchange pattern of liquid, passing through second
The steam of heat transmission equipment 30 and the first cooling medium 22 in heat transfer space 23 is exchanged heat, and cooling effect is better than air cooling way,
Therefore, it is possible to make the internal temperature of regulator cubicle 10 be in reasonable level, the heating electricity piece in regulator cubicle 10 is set to obtain good cooling
Effect.And large-sized fan need not be set for the big electricity piece of caloric value, therefore Large Copacity wind-power electricity generation will not be given
The profile arrangement of machine brings burden.And by setting the first temperature sensor 71 and the first control unit 81 can be to control
Valve processed is reasonably controlled, so that regulator cubicle 10 can keep rational temperature, and increases the service life of device.Enter one
Step, by setting the control unit 82 of second temperature sensor 72 and second reasonably to be controlled cooling fan, so that
The second cooling medium 33 in the second cooling medium cooler 34 just starts cooling fan 35 when reaching default temperature threshold
The second cooling medium 33 in second cooling medium cooler 34 is cooled down, so as to not result in energy waste.
The utility model can be realized in other specific forms, without departing from its spirit and essential characteristics.Therefore, currently
Embodiment be all counted as being exemplary rather than in all respects limited, scope of the present utility model will by appended right
Ask rather than foregoing description definition, also, fall into the range of the implication and equivalent of claim it is whole change so as to all by
It is included among scope of the present utility model.Also, the different technologies feature occurred in different embodiments can be combined,
To obtain beneficial effect.Those skilled in the art will be understood that simultaneously on the basis of studying accompanying drawing, specification and claims
Realize the embodiment of other changes of disclosed embodiment.
Claims (12)
1. one kind is used for the cooling device of regulator cubicle (10), the mounted inside of the regulator cubicle (10) has heating electricity piece, and it is special
Levy and be：The cooling device includes the first heat transmission equipment (20) and the second heat transmission equipment (30),
First heat transmission equipment (20) includes housing (21,21a) and the first cooling medium (22) of liquid, wherein：The shell
Body (21,21a) is arranged on the inside of the regulator cubicle (10) and hermetically accommodates first cooling medium (22) and described
Generate heat electricity piece；First cooling medium (22) occupies the part space interior of the housing (21,21a) with described first
The surface of cooling medium (22) forms heat transfer space (23,23a), also, first cooling medium (22) and the hair
Hot electricity piece electric insulation and the heating electricity piece can be submerged at least in part, so that entering to the heating electricity piece
First cooling medium (22) of row cooling can be evaporated radiating in the heat transfer space (23,23a)；
Second heat transmission equipment (30) includes the cooling duct filled with the second cooling medium (33), the cooling of the second cooling medium
Device (34) and EGR (60), wherein：The cooling duct is arranged in the heat transfer space (23,23a), its export and
The entrance and exit of the second cooling medium cooler (34) of entrance respectively with being arranged at the regulator cubicle (10) outside connects
Logical, to form heat-exchanging loop (30a), the EGR (60) is arranged in the heat-exchanging loop (30a), so that described second
Cooling medium (33) can be circulated in the heat-exchanging loop (30a).
2. cooling device according to claim 1, it is characterised in that the cooling duct is cooling line (31), described
Cooling line (31) includes multistage spaced apart parallel cartridges adjacent to each other.
3. cooling device according to claim 2, it is characterised in that second heat transmission equipment (30) also includes multiple change
Hot fin (32), the multiple heat exchange fin (32) is respectively disposed in the gap formed between the multistage parallel cartridges
In.
4. cooling device according to claim 1, it is characterised in that the periphery of the second cooling medium cooler (34)
Wall is provided with cooling fin (342).
5. the cooling device according to any one in claim 1-4, it is characterised in that second heat transmission equipment (30)
Also include the control valve (50) being arranged in the heat-exchanging loop (30a), can be to being changed described by the control valve (50)
The flow velocity of second cooling medium (33) circulated in hot loop (30a) is controlled.
6. the cooling device according to any one in claim 1-4, it is characterised in that second heat transmission equipment (30)
Also include one or more cooling fan (35), can be to described the in the second cooling medium cooler (34)
Two cooling mediums (33) are cooled down.
7. one kind is used for the cooling system (100) of regulator cubicle (10), it is characterised in that the cooling system (100) includes：As weighed
Profit requires cooling device, the first temperature sensor (71) and the first control unit (81) described in 1,
First temperature sensor (71) is arranged in the heat transfer space (23,23a), for gathering the heat transfer space
The first temperature in (23,23a), and first temperature is sent to first control unit (81)；
Described the in first temperature and the heat-exchanging loop (30a) is previously stored with first control unit (81)
The relation curve of the flow velocity of two cooling mediums (33), first control unit (81) can receive first temperature, and root
The flow velocity of second cooling medium (33) in the heat-exchanging loop (30a) is adjusted according to the relation curve.
8. cooling system (100) according to claim 7, it is characterised in that the cooling system (100) also includes setting
Control valve (50) in the heat-exchanging loop (30a), the control valve (50) can be according to first control unit (81)
The flow velocity of second cooling medium (33) of the control to being circulated in the heat-exchanging loop (30a) be controlled.
9. one kind is used for the cooling system (100) of regulator cubicle (10), it is characterised in that the cooling system (100) includes：As weighed
Profit requires cooling device, second temperature sensor (72) and the second control unit (82) described in 1,
The second temperature sensor (72) is arranged in the second cooling medium cooler (34), for gathering described second
Second temperature in cooling medium cooler (34), and the second temperature is sent to second control unit (82)；
Second control unit (82) can receive the second temperature, and judge whether the second temperature is more than default temperature
Threshold value is spent, if it is determined that the second temperature is more than the preset temperature threshold value, then second control unit (82) is to described the
Second cooling medium (33) in two cooling medium coolers (34) is cooled down.
10. cooling system (100) according to claim 9, it is characterised in that the cooling system (100) also includes one
Individual or more than one cooling fan (35), one or more than one cooling fan (35) can be according to the described second control
The control of unit (82) processed is cooled down to second cooling medium (33) in the second cooling medium cooler (34).
11. a kind of wind-driven generator (1), it is characterised in that including the cooling system as described in any one of claim 7 to 10
(100), wherein, the regulator cubicle (10) is set with being hermetically sealed.
12. wind-driven generator (1) according to claim 11, it is characterised in that the regulator cubicle (10) is opened for generator
Close cabinet (170).
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| CN201621320982.3U CN206400378U (en) | 2016-12-02 | 2016-12-02 | For the cooling device of regulator cubicle, system and wind-driven generator |
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| CN201621320982.3U CN206400378U (en) | 2016-12-02 | 2016-12-02 | For the cooling device of regulator cubicle, system and wind-driven generator |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108124408A (en) * | 2017-12-19 | 2018-06-05 | 中南大学 | Data center's immersion liquid cold cabinet based on hot pipe technique |
| CN112051912A (en) * | 2020-09-30 | 2020-12-08 | 兰洋(宁波)科技有限公司 | Single-phase immersed liquid heat exchange system and heat exchange method |
-
2016
- 2016-12-02 CN CN201621320982.3U patent/CN206400378U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108124408A (en) * | 2017-12-19 | 2018-06-05 | 中南大学 | Data center's immersion liquid cold cabinet based on hot pipe technique |
| CN108124408B (en) * | 2017-12-19 | 2019-08-13 | 中南大学 | Data center's immersion liquid cooling cabinet based on hot pipe technique |
| CN112051912A (en) * | 2020-09-30 | 2020-12-08 | 兰洋(宁波)科技有限公司 | Single-phase immersed liquid heat exchange system and heat exchange method |
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