CN110365139A - Wind-driven generator liquid cooling apparatus and wind-driven generator including it - Google Patents
Wind-driven generator liquid cooling apparatus and wind-driven generator including it Download PDFInfo
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- CN110365139A CN110365139A CN201910594883.6A CN201910594883A CN110365139A CN 110365139 A CN110365139 A CN 110365139A CN 201910594883 A CN201910594883 A CN 201910594883A CN 110365139 A CN110365139 A CN 110365139A
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- Prior art keywords
- liquid cooling
- wind
- driven generator
- generator
- cooling pipe
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/12—Stationary parts of the magnetic circuit
- H02K1/20—Stationary parts of the magnetic circuit with channels or ducts for flow of cooling medium
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K11/00—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
- H02K11/20—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection for measuring, monitoring, testing, protecting or switching
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K9/00—Arrangements for cooling or ventilating
- H02K9/19—Arrangements for cooling or ventilating for machines with closed casing and closed-circuit cooling using a liquid cooling medium, e.g. oil
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Motor Or Generator Cooling System (AREA)
Abstract
The invention discloses a kind of wind-driven generator liquid cooling apparatus and including its wind-driven generator, wind-driven generator liquid cooling apparatus includes: generator, the generator includes driving end and anti-drive end, and the generator, which is inclined relative to horizontal, is configured so that the driving end higher than the anti-drive end；Liquid cooling pipe, the liquid cooling pipe are set in the generator, and the junction of the liquid cooling pipe is arranged in the anti-drive end.The coupling part for being easy to happen leakage by being all disposed within the anti-drive end of generator, reducing influence of the leakage to generator using generator inclination installation by the present invention.In addition, the present invention is further provided with water-collecting tray and hydrops monitoring device, it can find that coolant liquid leaks in time, overcome the defect for occurring to be difficult to judge from the flow or pressure sensor readings of coolant circuit when small amount of leakage.
Description
Technical field
The present invention relates to a kind of wind-driven generator liquid cooling apparatus and including its wind-driven generator.
Background technique
The heat that wind-driven generator generates when running must be dispersed by effective ways, just can guarantee generator reliably and with long-term
Operation.The cooling efficiency of liquid cooling be apparently higher than it is air-cooled, but its in wind-driven generator using than relatively limited, main reason is that
Its reliability is lower than traditional air-cooled mode.After liquid cooling longtime running, it is easy to produce leakage problem, when particularly with fan operation
Adverse circumstances and situation not convenient for safeguarding, these problems occur probability rise significantly.Coolant liquid leakage not only results in cold
But circuit pressure declines, and cooling effect weakens, and more seriously may cause structural member corrosion, or even reduce the key portions such as insulation
The part service life.The position that coolant liquid leakage is easiest to occur is line connection, takes counter-measure bring effect for this point
Most preferably.
Summary of the invention
The technical problem to be solved by the present invention is to make to overcome the liquid cooling of wind-driven generator to be in the prior art easy leakage
Corrode at Electric machine structure part, reduce the defect in the service life of critical components such as insulation, provide a kind of wind-driven generator liquid cooling apparatus with
And the wind-driven generator including it.
The present invention is to solve above-mentioned technical problem by following technical proposals:
A kind of wind-driven generator liquid cooling apparatus, it is characterized in that, comprising:
Generator with stator and rotor, wherein the stator includes stator winding, stator core, the stator core
With teeth portion and yoke portion, the stator winding has the End winding that stator core is higher by motor axial direction, the hair
The both ends of motor in axial direction are respectively the driving end connecting with impeller and the anti-drive end connecting with cabin, the generator
It is inclined relative to horizontal and is configured so that the driving end higher than the anti-drive end；
Liquid cooling pipe, described liquid cooling pipe at least part are set in the generator, and the liquid cooling pipe is arranged in described fixed
The junction in the yoke portion of sub- iron core, the liquid cooling pipe is arranged in the anti-drive end.
Anti-drive end in this programme is lower than driving end, therefore even if liquid cooling pipe joint slightly leaks, coolant liquid is not yet
The driving end that generator can be entered, to will not be impacted to generator.
The liquid cooling system leakage of wind-driven generator is most to be occurred in the junction of liquid cooling pipeline, cooling equipment, power generation
Vibration, the internal flow corrosion of machine longtime running generation are the main reason for causing these positions to leak.By relatively reliable
It is one of solution that technique, which is attached, for example, by using high-precision laser welding technique, if but generator is big
The liquid cooling pipe of amount all connects in this way, and material and cost of labor will dramatically increase, and seriously reduces wind-driven generator production
Product competitiveness.It is still current more actual selection using traditional clip or thread connecting mode.In such case
Under, it is negatively affected caused by being reduced in this programme after leakage occurs, is to improve the more feasible method of liquid cooling system reliability.
Preferably, the liquid cooling pipe includes multiple U-tubes and connector, wherein the U section of the U-tube is located at
The driving end, two branch pipes of the U-tube pass through the stator and extend to the anti-drive end, two U-tubes
Between connection realized by the connector, the connector is set to anti-drive end and respectively wherein one with the U-tube
A branch pipe open communication.
Preferably, the anti-drive end is sealed by a seal assembly.Seal assembly can be sealed anti-drive end
Isolation.Further, generator can be totally enclosed machine, i.e., the air in generator and cabin, be isolated from the outside world.
Preferably, the generator be enclosed motor, for prevent outside air enter motor corrosion iron core, winding,
The components such as magnetic pole, the anti-drive end are sealed by a seal assembly, and the seal assembly includes tache motorice and stationary end,
In, the tache motorice is connected to the rotor, and the stationary end is connected to the stator, the tache motorice and the stationary end
It works in coordination to form sealing.Seal assembly is divided into stationary end and tache motorice is connect with stator and rotor respectively, thus sealing group
Part will not generate interference to the relative motion between stator and rotor while completing sealing.
Preferably, the tache motorice along the rotor circumferentially around extension, the stationary end is along the stator
Circumferentially around extension, wherein the tache motorice and the stationary end are axially staggered, and along radially staggered cooperation.Movement
End and stationary end circumferentially realize comprehensive covering.The alternation sum of tache motorice and stationary end in different directions, which is staggered, simultaneously sets
Setting realizes good sealing function.
Preferably, the junction of the liquid cooling pipe is located at the inside of the seal assembly.The junction of liquid cooling pipe herein
Connection type is using modes such as economical stronger locked clip device, threaded connections, but the reliability of these modes is lower than high-quality
The welding of amount, there are the risks leaked after long-play.
Preferably, the liquid cooling pipe passes through the seal assembly so that the junction of the liquid cooling pipe is located at the sealing
The outside of component keeps sealing between the liquid cooling pipe and the seal assembly.The connection type of the junction of liquid cooling pipe herein
Using modes such as economical stronger locked clip device, threaded connections, but the reliability of these modes is lower than the welding of high quality,
There are the risks leaked after long-play.
Preferably, being provided with one on the inside of the seal assembly for monitoring the hydrops monitoring device of hydrops.Hydrops monitoring
Device can be the instrument or camera of measurement liquid level.
Preferably, being provided with liquid collecting container below the junction of the liquid cooling pipe, a hydrops monitoring device is for monitoring
Hydrops.Liquid collecting container is directed at the 6 o'clock direction of seal assembly, and it is tired to monitor coolant liquid that hydrops monitoring device is also directed at liquid collecting container
Accumulated amount.Hydrops monitoring device can be the instrument or camera of measurement liquid level.
Preferably, the quantity of the connector be it is multiple, each U-tube passes through a connector connection respectively.Institute
Stating connector can be following several connection types: the connection of 1. hoses is locked by anchor ear；2. hard tube connects, matched by screw thread
It closes or welding is realized and fixed；3. diversion ring or the connection of diversion box, realize fixation by being threadedly engaged or welding, diversion ring
Radical generally at least needs two, or is implemented as one but is separated into two cavitys because the cryogenic liquid that enters and
The high temperature coolant left cannot mix.Adjacent U-tube can be connected to by connector, and U-tube can also be with bridging in implementation.
Preferably, the connector is along the stator circumferentially around extending to cover each U-tube.
Preferably, the liquid cooling pipe includes multiple liquid cooling branches, the branch pipe of a U-tube of each liquid cooling branch is passed through
The seal assembly passes through the seal assembly using the branch pipe as total inlet tube, another U-tube of each liquid cooling branch
Using as main drain pipe.Such as: stator is divided into 12 valves, and every valve is all arranged a liquid cooling branch, each liquid cooling branch have one it is total
Inlet tube and a main drain pipe, 12 liquid cooling branch circuit parallel connections.
Preferably, the stator includes stator winding, End winding and stator core, the liquid cooling pipe is arranged in described
The yoke portion of stator core.
Preferably, the anti-drive end is additionally provided with conducting ring, the junction of the liquid cooling pipe is located at the seal assembly
Inside, and the junction of the liquid cooling pipe is in the axial direction than the conducting ring and positioned at the end of the anti-drive end
Portion's winding is closer to the seal assembly.Thus the coolant liquid leaked can not drop on conducting ring.Conducting ring can be by leading
Electric ring support is fixed.
A kind of wind-driven generator, it is characterized in that comprising the wind-driven generator liquid cooling apparatus.
On the basis of common knowledge of the art, above-mentioned each optimum condition, can any combination to get each preferable reality of the present invention
Example.
The positive effect of the present invention is that: the present invention is by will be easy to happen leakage using generator inclination installation
Coupling part be all disposed within the anti-drive end of generator, reduce influence of the leakage to generator.In addition, the present invention is further
It provided with water-collecting tray and hydrops monitoring device, can find that coolant liquid leaks in time, overcome and occur to be difficult when small amount of leakage
The defect judged from the flow or pressure sensor readings of coolant circuit.
Detailed description of the invention
Fig. 1 is the overall structure diagram of the wind-driven generator of the embodiment of the present invention 1.
Fig. 2 is a schematic diagram of internal structure of the wind-driven generator liquid cooling apparatus of the embodiment of the present invention 1.
Fig. 3 is the bottom substance schematic diagram of the wind-driven generator liquid cooling apparatus of the embodiment of the present invention 1.
Fig. 4 is another schematic diagram of internal structure of the wind-driven generator liquid cooling apparatus of the embodiment of the present invention 1.
Fig. 5 is the schematic diagram of internal structure of the wind-driven generator liquid cooling apparatus of the embodiment of the present invention 2.
Fig. 6 is the bottom substance schematic diagram of the wind-driven generator liquid cooling apparatus of the embodiment of the present invention 2.
Specific embodiment
The present invention is further illustrated below by the mode of embodiment, but does not therefore limit the present invention to the reality
It applies among a range.In the following examples, the experimental methods for specific conditions are not specified, according to conventional methods and conditions, or according to quotient
The selection of product specification.
Embodiment 1
As Figure 1-Figure 4, present embodiment discloses a kind of wind-driven generators comprising wind-driven generator liquid cooling apparatus.
The wind-driven generator liquid cooling apparatus of the present embodiment includes generator G and liquid cooling pipe 3.Wherein, generator G include driving end and
Anti-drive end, generator G, which is inclined relative to horizontal, is configured so that driving end higher than anti-drive end.Wherein, as shown in Figure 1,
Generator G and horizontal plane shape have angle β.The size of angle β can be depending on practice situation.
As shown in Figure 2, Figure 3 and Figure 4, the wind-driven generator liquid cooling apparatus of the present embodiment further includes the liquid cooling for coolant liquid
Pipe 3, liquid cooling pipe 3 are set in generator G, and the junction 33 of liquid cooling pipe 3 is arranged in anti-drive end.The connection of liquid cooling pipe 3 herein
The connection type at place 33 is using modes such as economical stronger locked clip device, threaded connections, but the reliability of these modes is low
In the welding of high quality, there are the risks leaked after long-play.In addition, not meaning that liquid cooling pipe 3 in the present embodiment yet
Driving end cannot be arranged in junction 33.In practice, the junction 33 of liquid cooling pipe 3 is most of so that being provided entirely in non-
Drive end.
Anti-drive end in this programme is lower than driving end, therefore even if 3 joint of liquid cooling pipe slightly leaks, coolant liquid is not yet
The driving end that generator G can be entered, to will not be impacted to generator G.
The liquid cooling system leakage of wind-driven generator is most to be occurred in the junction 33 on 3 tunnel of liquid cooling pipe, cooling equipment, hair
Vibration, the internal flow corrosion of motor G longtime running generation are the main reason for causing these positions to leak.By relatively reliable
Technique to be attached be one of solution, for example, by using high-precision laser welding technique, if but generator G interior
A large amount of liquid cooling pipe 3 all connects in this way, and material and cost of labor will dramatically increase, and seriously reduce wind-driven generator
Product competitiveness.It is still current more actual selection using traditional clip or thread connecting mode.In such case
Under, it is negatively affected caused by being reduced in this programme after leakage occurs, is to improve the more feasible method of liquid cooling system reliability.
As shown in Figure 2, Figure 3 and Figure 4, the generator of the present embodiment is enclosed motor, for preventing outside air from entering
Motor corrodes the components such as iron core, winding, magnetic pole, and anti-drive end is sealed by a seal assembly 4.Seal assembly 4 can be to non-drive
Moved end is sealed isolation.Further, generator G can be totally enclosed machine, i.e. air and cabin in generator G,
It is isolated from the outside world.
As shown in Figure 2, Figure 3 and Figure 4, the generator G of the present embodiment further comprises stator 2 and rotor 1, seal assembly 4
It further comprise tache motorice 41 and stationary end 42.Wherein, tache motorice 41 is connected to rotor 1, and stationary end 42 is connected to stator 2,
Tache motorice 41 and stationary end 42 are worked in coordination to form sealing.Seal assembly 4 divide for stationary end 42 and tache motorice 41 respectively with
Stator 2 and rotor 1 connect, and thus seal assembly 4 will not be to the opposite fortune between stator 2 and rotor 1 while completing sealing
The raw interference of movable property.
As shown in Fig. 2, tache motorice 41 in the present embodiment along rotor 1 circumferentially around extension, stationary end 42 is along fixed
Tache motorice 41 and stationary end 42 (in order to show internal structure in Fig. 2, have been carried out local cutting, in fact circumferentially around extension by son 2
The complete tache motorice 41 in border and stationary end 42 are complete cyclic structure).Wherein, tache motorice 41 and stationary end 42 be axially
It is staggered, and along radially staggered cooperation.Tache motorice 41 and stationary end 42 circumferentially realize comprehensive covering.Tache motorice 41 simultaneously
Being arranged in a staggered manner with the alternation sum of stationary end 42 in different directions realizes good sealing function.
As shown in Figure 2, Figure 3 and Figure 4, it is across seal assembly 4 so that liquid cooling pipe that the liquid cooling pipe 3 of the present embodiment is most of
3 junction 33 is located at the outside of seal assembly 4.The corresponding outer diameter of stationary end 42 is needed to be greater than the U-shaped of these liquid cooling pipes 3 at this time
The corresponding outer diameter in pipe position.Thus after being arranged when leakage occurs, leakage leaks to the outside of seal assembly 4, will not
Component inside seal assembly 4 is had an impact.And the repairing of the junction of liquid cooling pipe 3 33 is also only needed in sealing group
It is carried out on the outside of part 4.
As shown in Figure 2, Figure 3 and Figure 4, the liquid cooling pipe 3 of the present embodiment includes multiple U-tubes and connector 34, wherein
The U section 31 of U-tube is located at driving end, and two branch pipes 32 (axially extending section) of U-tube axially extend and pass through stator 2
And anti-drive end is extended to, connection is realized by connector 34 between U-tube.
In the present embodiment, connector 34 is that diversion ring or diversion box connect, and realizes fixation by being threadedly engaged or welding,
The radical of diversion ring generally at least needs two, or is implemented as one but is separated into two cavitys, because of the low temperature entered
Coolant liquid and the high temperature coolant left cannot mix.Adjacent U-tube can be connected to by connector, and U-tube can also in implementation
With bridging.
The branch pipe 33 of each U-tube is connected to connector 34, and by the channel design of the inside of connector 34 to be formed
Lasting access.
The branch pipe 33 of U-tube in the present embodiment is circumferentially arranged, therefore connector 34 is also along the circumferential ring of stator 2
The branch pipe 33 of each U-tube is covered around extending.In practice, connector 34 can be according to the arrangement shape of the branch pipe 33 of U-tube
Formula and the extension shape for changing itself.
As shown in Figure 2, Figure 3 and Figure 4, the branch pipe of a wherein U-tube of the present embodiment pass through seal assembly 4 using as always into
Liquid pipe 36, the branch pipe of another U-tube then pass through seal assembly 4 using as main drain pipe 35.Main drain pipe 35 and total inlet tube
36 two ends as entire 3 access of liquid cooling pipe are responsible for liquid and feed liquor.
As shown in Figure 2, Figure 3 and Figure 4, the stator 2 of the present embodiment further comprises stator winding 21, End winding 22, determines
Sub- iron core 23 and end plate 24.Wherein, liquid cooling pipe 3 is arranged in the yoke portion of stator core 23 to continue to stator core 23
Cooling.
As shown in figure 3, the lower section of the junction 33 of the liquid cooling pipe 3 of the present embodiment is provided with liquid collecting container 5, hydrops monitoring
Device 6 is for monitoring hydrops.Liquid collecting container 5 is funnel type, and the coolant liquid for instilling liquid collecting container 5 is enabled to flow to middle position
Recess portion.Liquid collecting container 5 is directed at the 6 o'clock direction of seal assembly 4, and it is cold to monitor that hydrops monitoring device 6 is also directed at liquid collecting container 5
But liquid cumulant.Hydrops monitoring device 6 can be the instrument or camera of measurement liquid level.
Embodiment 2
As shown in Figure 5 and Figure 6, present embodiment discloses another wind-driven generator liquid cooling apparatus.Wherein, the present embodiment
Generator further comprises stator 2 and rotor 1, and seal assembly 4 further comprises tache motorice 41 and stationary end 42.Wherein, it transports
Moved end 41 is connected to rotor 1, and stationary end 42 is connected to stator 2, and tache motorice 41 and stationary end 42 are worked in coordination to form sealing.
Seal assembly 4 divides to be connect with stator 2 and rotor 1 respectively for stationary end 42 and tache motorice 41, and thus seal assembly 4 is completed to seal
While will not to the relative motion between stator 2 and rotor 1 generate interference.
As shown in Figure 5 and Figure 6, the tache motorice 41 in the present embodiment is along rotor 1 circumferentially around extension, 42 edge of stationary end
Stator 2 circumferentially around extension (in order to become apparent from display internal structure among Fig. 5 and Fig. 6, by tache motorice 41 and stationary end 42
Local cutting is carried out, practical complete tache motorice 41 and stationary end 42 are complete cyclic structure).Wherein, tache motorice 41
It is axially staggered with stationary end 42, and along radially staggered cooperation.Tache motorice 41 and stationary end 42 are circumferentially realized comprehensively
Covering.The alternation sum of tache motorice 41 and stationary end 42 in different directions, which is arranged in a staggered manner, simultaneously realizes good sealing work
With.
As shown in Figure 5 and Figure 6, the junction 33 of the liquid cooling pipe 3 of the present embodiment is located at the inside of seal assembly 4.Liquid herein
The connection type of the junction 33 of cold pipe 3 is using the modes such as economical stronger locked clip device, threaded connection, but these modes
Reliability be lower than high quality welding, there are the risks leaked after long-play.
As shown in Figure 5 and Figure 6, the quantity of the connector 34 of the present embodiment is multiple, and each adjacent U-tube passes through one respectively
Connector 34 is connected to.Connector 34 is hard tube connection, realizes fixation by being threadedly engaged or welding.Connection in the present embodiment
Part 34 is also with the shape of U-shaped.In other embodiments, connector 34 is also possible to other shapes with connection effect.
As shown in figure 5, the anti-drive end of the present embodiment is additionally provided with conducting ring 7, the junction 33 of liquid cooling pipe 3 is located at sealing
The inside of component 4, and the junction 33 of liquid cooling pipe 3 is in the axial direction than conducting ring 7 and positioned at the End winding of anti-drive end
22 closer to seal assembly 4.Thus the coolant liquid leaked can not drop on conducting ring 7.In addition, the conducting ring in the present embodiment
7 can be fixed by conductive ring support 71.In addition, conducting ring can also equally be arranged in embodiment 1, but in embodiment 1
The outside of seal assembly 4 is arranged in junction 33, therefore does not need that opposite position is specially arranged.
The inside of the seal assembly 4 of the present embodiment is provided with one for monitoring the hydrops monitoring device 6 of hydrops.Hydrops monitoring
Device 6 can be the instrument or camera of measurement liquid level.
In conclusion the present invention is by the way that using generator inclination installation, the coupling part for being easy to happen leakage is all arranged
In the anti-drive end of generator, reduce influence of the leakage to generator.In addition, the present invention be further provided with water-collecting tray and
Hydrops monitoring device can find that coolant liquid leaks in time, overcome and occur to be difficult the stream from coolant circuit when small amount of leakage
Amount or the defect of pressure sensor readings judgement.
Although specific embodiments of the present invention have been described above, it will be appreciated by those of skill in the art that this is only
For example, protection scope of the present invention is to be defined by the appended claims.Those skilled in the art without departing substantially from
Under the premise of the principle and substance of the present invention, many changes and modifications may be made, but these change and
Modification each falls within protection scope of the present invention.
Claims (12)
1. a kind of wind-driven generator liquid cooling apparatus characterized by comprising
Generator with stator and rotor, wherein the stator includes stator winding, stator core, the stator core has
Teeth portion and yoke portion, the stator winding have the End winding that stator core is higher by motor axial direction, the generator
Both ends in axial direction are respectively that the driving end connecting with impeller and the anti-drive end connecting with cabin, the generator are opposite
It is obliquely installed in horizontal plane so that the driving end is higher than the anti-drive end；
Liquid cooling pipe, described liquid cooling pipe at least part are set in the generator, and the liquid cooling pipe is arranged in the stator iron
The junction in the yoke portion of core, the liquid cooling pipe is arranged in the anti-drive end.
2. wind-driven generator liquid cooling apparatus as described in claim 1, which is characterized in that the liquid cooling pipe includes multiple U-shapeds
Pipe and connector, wherein the U section of the U-tube is located at the driving end, and two branch pipes of the U-tube pass through described
Stator simultaneously extends to the anti-drive end, realizes connection by the connector between two U-tubes, and the connector is set
Be placed in anti-drive end and respectively with one of branch pipe open communication of the U-tube.
3. wind-driven generator liquid cooling apparatus as claimed in claim 2, which is characterized in that the generator is enclosed motor,
The anti-drive end is sealed by a seal assembly, and the seal assembly includes tache motorice and stationary end, wherein the movement
End is connected to the rotor, and the stationary end is connected to the stator, the tache motorice and the stationary end work in coordination with
Form sealing.
4. wind-driven generator liquid cooling apparatus as claimed in claim 3, which is characterized in that the tache motorice is along the rotor
Circumferentially around extension, the stationary end is along the stator circumferentially around extension, wherein the tache motorice and the stationary end
It is axially staggered, and along radially staggered cooperation.
5. wind-driven generator liquid cooling apparatus as claimed in claim 3, which is characterized in that the junction of the liquid cooling pipe is located at institute
State the inside of seal assembly.
6. wind-driven generator liquid cooling apparatus as claimed in claim 3, which is characterized in that the liquid cooling pipe passes through the sealing group
Part is so that the junction of the liquid cooling pipe is located at the outside of the seal assembly, between the liquid cooling pipe and the seal assembly
Keep sealing.
7. wind-driven generator liquid cooling apparatus as claimed in claim 5, which is characterized in that be provided on the inside of the seal assembly
One for monitoring the hydrops monitoring device of hydrops.
8. wind-driven generator liquid cooling apparatus as claimed in claim 6, which is characterized in that the lower section of the junction of the liquid cooling pipe
It is provided with liquid collecting container, a hydrops monitoring device is for monitoring hydrops.
9. wind-driven generator liquid cooling apparatus as claimed in claim 3, which is characterized in that the quantity of the connector be it is multiple,
Each U-tube passes through the connector respectively and is connected to.
10. wind-driven generator liquid cooling apparatus as claimed in claim 9, which is characterized in that the liquid cooling pipe includes multiple liquid coolings
Branch, the branch pipe of a U-tube of each liquid cooling branch pass through the seal assembly using as total inlet tube, each liquid cooling branch
The branch pipe of another U-tube on road passes through the seal assembly using as main drain pipe.
11. wind-driven generator liquid cooling apparatus as claimed in claim 3, which is characterized in that the anti-drive end, which is additionally provided with, leads
Electric ring, the junction of the liquid cooling pipe is located at the inside of the seal assembly, and the junction of the liquid cooling pipe is in the axial direction
On than the conducting ring and positioned at the anti-drive end the End winding closer to the seal assembly.
12. a kind of wind-driven generator, which is characterized in that it includes the wind-driven generator as described in claim 1-11 any one
Liquid cooling apparatus.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910594883.6A CN110365139B (en) | 2019-07-03 | 2019-07-03 | Aerogenerator liquid cooling device and including its aerogenerator |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910594883.6A CN110365139B (en) | 2019-07-03 | 2019-07-03 | Aerogenerator liquid cooling device and including its aerogenerator |
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| Publication Number | Publication Date |
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| CN110365139A true CN110365139A (en) | 2019-10-22 |
| CN110365139B CN110365139B (en) | 2020-11-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910594883.6A Active CN110365139B (en) | 2019-07-03 | 2019-07-03 | Aerogenerator liquid cooling device and including its aerogenerator |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111677631A (en) * | 2020-06-17 | 2020-09-18 | 上海电气风电集团股份有限公司 | Wind driven generator and wind generating set comprising same |
| CN111677632A (en) * | 2020-06-17 | 2020-09-18 | 上海电气风电集团股份有限公司 | Wind driven generator and wind generating set comprising same |
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| CN108386729A (en) * | 2018-04-10 | 2018-08-10 | 中广核研究院有限公司 | A kind of leakage of exciter cooler inside and outside monitors system and method |
| CN109510368A (en) * | 2018-12-26 | 2019-03-22 | 新疆金风科技股份有限公司 | Wind power generating set and its generator, sealing protection mechanism |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111677631A (en) * | 2020-06-17 | 2020-09-18 | 上海电气风电集团股份有限公司 | Wind driven generator and wind generating set comprising same |
| CN111677632A (en) * | 2020-06-17 | 2020-09-18 | 上海电气风电集团股份有限公司 | Wind driven generator and wind generating set comprising same |
| CN111677631B (en) * | 2020-06-17 | 2022-02-08 | 上海电气风电集团股份有限公司 | Wind driven generator and wind generating set comprising same |
| CN111677632B (en) * | 2020-06-17 | 2022-02-08 | 上海电气风电集团股份有限公司 | Wind driven generator and wind generating set comprising same |
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| CN110365139B (en) | 2020-11-24 |
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Address after: 310058 Xihu District, Zhejiang, Yuhang Tong Road, No. 866, No. Applicant after: Zhejiang University Applicant after: Shanghai Electric Wind Power Group Co., Ltd Address before: 310058 Xihu District, Zhejiang, Yuhang Tong Road, No. 866, No. Applicant before: Zhejiang University Applicant before: Shanghai Electric Wind Power Group Co., Ltd. |
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