CN108730134A - A kind of cooling system and cooling means of box wind-driven generator - Google Patents
A kind of cooling system and cooling means of box wind-driven generator Download PDFInfo
- Publication number
- CN108730134A CN108730134A CN201810569131.XA CN201810569131A CN108730134A CN 108730134 A CN108730134 A CN 108730134A CN 201810569131 A CN201810569131 A CN 201810569131A CN 108730134 A CN108730134 A CN 108730134A
- Authority
- CN
- China
- Prior art keywords
- driven generator
- babinet
- air
- blast
- box wind
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D80/00—Details, components or accessories not provided for in groups F03D1/00 - F03D17/00
- F03D80/60—Cooling or heating of wind motors
-
- 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
Abstract
The invention discloses a kind of cooling systems of box wind-driven generator, the box wind-driven generator includes babinet, at least one end set of the babinet has axial blast orifice, axial blast orifice to be connected with blast pipe, and the entrance close to blast pipe is provided with air filter；The radial exhaust outlet of side setting of the babinet；Also disclose a kind of cooling means of box wind-driven generator, outside air by filtering blasts at least one end of box wind-driven generator, and axially blast rotor core and stator core, it is discharged into the babinet inner circumferential of box wind-driven generator using the radial gap of stator core, is finally discharged into outside air.Compared with traditional cooling system, the configuration of the present invention is simple reduces cost, reduces fault point, maintains easily.It is directly mixed with the hot-air inside wind-driven generator using the cold air of nacelle exterior, improves cooling efficiency.
Description
Technical field
The present invention relates to technical field of wind power, and in particular to a kind of cooling system of box wind-driven generator and cooling side
Method.
Background technology
The type of cooling of existing box wind-driven generator is mostly overhead hollow cooler or air/water cooler.However, this
Two kinds of cooler construction complexity, fault point is more, and manufacturing cost is expensive, and generator hot-air and cooling medium in cooler
Be not in contact when heat exchange, heat exchanger effectiveness is low, to limit the power density of generator.
Invention content
For problems of the prior art, the purpose of the present invention is to provide a kind of box wind-force hairs simple in structure
The cooling system of motor can reduce cost, improve heat exchanger effectiveness.
It is another object of the present invention to provide a kind of cooling means of box wind-driven generator, using the cooling means
It can effectively improve heat exchanger effectiveness.
In order to achieve the above object, the present invention is achieved by the following scheme.
(1) a kind of cooling system of box wind-driven generator, the box wind-driven generator include babinet, the babinet
At least one end set there is axial blast orifice, axial blast orifice to be connected with blast pipe, be provided with close to the entrance of blast pipe
Air filter；The radial exhaust outlet of side setting of the babinet.
Preferably, the cooling system includes cabin, and the box wind-driven generator is arranged in cabin；The blast pipe
It stretches out outside the cabin；The radial direction exhaust outlet is connected with exhaust duct, and the exhaust duct stretches out outside the cabin.
Preferably, the end set of the babinet has axial air blast chamber；The inner circumferential of the babinet is provided with radial air draft chamber,
Radial air draft chamber is connected to radial exhaust outlet.
It is further preferred that the front end of the babinet is provided with front end axial direction air blast chamber, front end axial direction blast orifice, front end
Blast pipe；The rear end of the babinet is provided with rear end axial direction air blast chamber, rear end axial direction blast orifice, rear end blast pipe；Before described
Terminal drum air hose and rear end blast pipe are parallel to a blast main, and air blower is provided on the blast main, close to the drum
The entrance of wind manifold is provided with air filter.
It is further preferred that fixed ring flat-plate and rear fixed ring flat-plate before being provided in the babinet, before described fixed ring flat-plate and
The stator core that ring flat-plate is used for fixed generator is fixed afterwards；The front and rear end of the babinet is correspondingly arranged forward and backward bearing, forward and backward
The shaft of generator is supported on bearing, and rotor core is set in shaft；The front end face of the babinet, preceding fixed ring flat-plate and rotor iron
The front end face of core is enclosed front end axial direction air blast chamber；The rear end of the rear end face of the babinet, rear fixed ring flat-plate and rotor core
Face is enclosed rear end axial direction air blast chamber.
Preferably, fixed ring flat-plate fixes ring flat-plate with rear before being provided in the babinet, and fixed ring flat-plate is fixed with rear before described
Ring flat-plate is used for the stator core of fixed generator；The stator core, preceding fixed ring flat-plate, the side wall of fixed ring flat-plate and babinet encloses afterwards
Conjunction forms the radial air draft chamber.
It is further preferred that the stator core is provided with radial heat emission hole, the radial heat emission hole connection radial air draft
Chamber.
It is further preferred that the stator core is that multistage is axially stacked, it is intersegmental that there is radial gap, radial gap connection
The radial direction air draft chamber.
Preferably, it is provided with air blower on the blast pipe.
(2) a kind of cooling means of box wind-driven generator, the outside air by filtering blast box wind-driven generator
At least one end, and axially blast rotor core and stator core, box wind-force be discharged into using the radial gap of stator core
The babinet inner circumferential of generator, is finally discharged into outside air.
Preferably, the box wind-driven generator is arranged in cabin；The outside air is the outer air of cabin.
Compared with prior art, beneficial effects of the present invention are：
The cold air of nacelle exterior is axially blasted the inside of wind-driven generator by the present invention, utilizes the cold air of nacelle exterior
It is directly mixed with the hot-air inside wind-driven generator, takes away the heat inside wind-driven generator, and be radially discharged, realize wind
Effective cooling of power generator, improves cooling efficiency；Also, it is simple in structure compared with traditional cooling system, it reduces into
This, reduces fault point, maintains easily.
Description of the drawings
The present invention is described in further details in the following with reference to the drawings and specific embodiments.
Fig. 1 is a kind of structural schematic diagram of embodiment of the cooling system of the box wind-driven generator of the present invention；
Fig. 2 is the structural schematic diagram of another embodiment of the cooling system of the box wind-driven generator of the present invention；
Fig. 3 is the part section structural representation of the cooling system of the box wind-driven generator in Fig. 1 or Fig. 2.
In figure 1 above-Fig. 3：1 cabin；2 babinets；201 axial blast orifices；202 radial exhaust outlets；Ring flat-plate is fixed before 203；
Ring flat-plate is fixed after 204；3 blast pipes；4 air blowers；5 air filters；6 exhaust ducts；7 stator cores；8 bearings；9 shafts；10 turns
Sub- iron core.
Specific implementation mode
Embodiment of the present invention is described in detail below in conjunction with embodiment, but those skilled in the art will
It will be appreciated that the following example is merely to illustrate the present invention, and it is not construed as limiting the scope of the invention.
With reference to figure 1, the present invention provides a kind of cooling system of box wind-driven generator, and the box wind-driven generator includes
At least one end set of babinet 2, babinet 2 has axial blast orifice 201, and axial blast orifice 201 is connected with blast pipe 3, close
The entrance of blast pipe 3 is provided with air filter 5；The side setting radial direction exhaust outlet 202 of the babinet 2.
Fig. 1 is a kind of structural schematic diagram of embodiment of the cooling system of the box wind-driven generator of the present invention.Reference chart
1, the side of babinet 2 is provided with helical blower 4, and helical blower 4 is connected with blast pipe 3, close to the entrance setting of blast pipe 3
Air filter 5.Air blower 4 can be set on blast pipe 3, and outside air is passed through by case by blast pipe 3 by air blower 4
Inside body 2；Extraneous air can also be blasted into box house by blast pipe by additional blower device；Air filter 5
It is filtered to entering the air in blast pipe 3, prevents the impurity in air from causing to damage to the component inside wind-driven generator
Evil；It after the air being passed through enters babinet 2, is mixed with the hot-air in babinet 2, absorbs the heat in babinet 2, and by babinet
Babinet 2 is discharged in the radial exhaust outlet 202 of 2 sides setting, thus reduces the temperature in babinet 2, realizes the cooling of wind-driven generator.
Further, cooling system includes cabin 1, and box wind-driven generator is arranged in cabin 1, and blast pipe 3 stretches out machine
Outside cabin 1, air blower 4 is made to blast the cold air outside cabin 1 inside babinet 2, the cold air outside cabin 1, that is, cold sky in nature
Gas is mixed after the cold air outside cabin 1 enters babinet 2 with the hot-air in babinet 2, and the heat in babinet 2 is absorbed, and
The air for absorbing heat is discharged outside cabin 1 exhaust duct 6 connected by radial exhaust outlet 202, that is, is expelled in the Nature；By
This cycle in babinet 2 using cold air in nature, directly mixes with the air inside wind-driven generator, absorbs wind-force hair
Heat inside motor quickly and effectively realizes the cooling of wind-driven generator.
Further, air is blasted axial air blast chamber by the end set axial direction air blast chamber of babinet 2, air blower 4, and air is logical
It crosses axial air blast chamber and enters generator, enter the radial air draft that 2 inner circumferential of babinet is arranged after taking away the heat of generator
Chamber, and by being discharged with radial air draft chamber and radial exhaust outlet 202, take away the heat of generator, cooled electric generator.
Fig. 2 is the structural schematic diagram of another embodiment of the cooling system of the box wind-driven generator of the present invention.With reference to
The front and back side of Fig. 2, babinet 2 are respectively arranged with helical blower 4, and helical blower 4 is connected with blast pipe 3, is arranged on blast pipe 3
Air filter 5 is arranged in air blower 4, the entrance close to blast pipe 3.
Specifically, the front end of babinet 2 is provided with front end axial direction air blast chamber, front end axial direction blast orifice 201, front end air blast
Pipe；The rear end of babinet 2 is provided with rear end axial direction air blast chamber, rear end axial direction blast orifice 201, rear end blast pipe；Front end blast pipe
It is parallel to a blast main (not shown) with rear end blast pipe, blast main stretches out outside cabin 1, is arranged on blast main
There is air blower 4, the entrance close to blast main is provided with air filter 5；Air outside cabin 1 is introduced air blast by air blower 4
Air flow to front end blast pipe and rear end blast pipe, the air of front end blast pipe are entered front end air blast by manifold, blast main
Chamber simultaneously enters generator by front end axial direction blast orifice 201, and the air in the blast pipe of rear end enters rear end air blast chamber and leads to
Later it holds axial blast orifice 201 to enter the inside of generator, is mixed with the hot-air of generator, and enter radial air draft
Chamber is discharged finally by radial exhaust outlet 202, takes away the heat of generator, realize the cooling of generator.
More specifically, Fig. 3 is the part section structure chart of the cooling system of box wind-driven generator, with reference to figure 3, babinet 2
Fixed ring flat-plate 203 and rear fixed ring flat-plate 204 before being inside provided with, preceding fixed ring flat-plate 203 and rear fixed ring flat-plate 204 are used for stationary power generation
The stator core 7 of machine；The front and rear end of babinet 2 is correspondingly arranged forward and backward bearing 8, and the shaft of generator is supported on forward and backward bearing 8
9, rotor core 10 is set in shaft 9；The front end face of the front end face of babinet 2, preceding fixed ring flat-plate 203 and rotor core 10 encloses shape
At front end axial direction air blast chamber；The rear end face of the rear end face of babinet 2, rear fixed ring flat-plate 204 and rotor core 10 is enclosed rear end
Axial air blast chamber.After air enters front end axial direction air blast chamber and rear end axial direction air blast chamber, under the action of air blower 4 axially into
Generator, it is radial to be discharged after being mixed with the hot-air of generator, the heat of generator is taken away, realizes power generation
Effective cooling of machine.
Further, the side wall of stator core 7, preceding fixed ring flat-plate 203, rear fixed ring flat-plate 204 and babinet 2 is enclosed diameter
To air draft chamber；Air outside cabin 1 enters radial axially into the inside of generator after being mixed with the hot-air of generator
Air draft chamber is finally discharged outside cabin 1.
Specifically, the air outside cabin 1 mixes laggard axially into the inside of generator with the hot-air of generator
Entering the form of radial air draft chamber, there are many realization methods；Wherein, the present invention provides two kinds of realization methods, and a kind of realization method is：
Radial heat emission hole, the radial radial air draft chamber of heat emission hole connection are provided on stator core 7, mixed hot-air is dissipated by radial
Hot hole drains into radial air draft chamber；Another realization method is：Stator core 7 is that multistage is axially stacked, intersegmental to have radial gap,
Radial gap is connected to radial air draft chamber, after the cold air outside cabin 1 is axially into generator, can enter stator core 7
In radial gap, the heat between stator core 7 is further taken away, the hot-air after heat is absorbed and passes through the radial gap
Radial air draft chamber is drained into, by outside the heat discharge cabin 1 of generator, more effectively realizes the cooling of wind-driven generator,
Improve heat exchanger effectiveness.
Compared with the cooling system of existing wind-driven generator, the cooling system of box wind-driven generator of the invention is apparent
The volume for reducing wind-driven generator reduces the cost of wind-driven generator, it is contemplated that cost can be in existing wind-driven generator
On the basis of reduce by 15~20%；Simultaneously because the cooling system structure of the box wind-driven generator is simple, fault point is decreased,
It maintains easily.
In addition, the present invention also provides a kind of cooling means of box wind-driven generator, by the outside air by filtering
At least one end of box wind-driven generator is blasted, and axially blasts rotor core 10 and stator core 7, using stator core 7
Radial heat emission hole or radial gap be discharged into 2 inner circumferential of babinet of box wind-driven generator, be finally discharged into outside air.Wherein,
Box wind-driven generator is arranged in cabin 1, and outside air is 1 outer air of cabin.
The cooling means of the box wind-driven generator of the present invention utilizes cold air in nature cyclic absorption in babinet 2
Heat inside wind-driven generator can directly cool down box wind-driven generator winding and iron core, quickly and effectively realize
The cooling of wind-driven generator, improves heat exchanger effectiveness.
Although the present invention is described in detail with a general description of the specific embodiments in this specification,
But on the basis of the present invention, it can be made some modifications or improvements, this will be apparent to those skilled in the art.
Therefore, these modifications or improvements without departing from theon the basis of the spirit of the present invention, belong to claimed model
It encloses.
Claims (10)
1. a kind of cooling system of box wind-driven generator, which is characterized in that the box wind-driven generator includes babinet (2),
At least one end set of the babinet (2) has axial blast orifice (201), axial blast orifice (201) to be connected with air blast
It manages (3), the entrance close to blast pipe (3) is provided with air filter (5)；
The radial exhaust outlet (202) of side setting of the babinet (2).
2. the cooling system of box wind-driven generator according to claim 1, which is characterized in that the cooling system includes
Cabin (1),
The box wind-driven generator setting is in cabin (1)；
The blast pipe (3) stretches out the cabin (1) outside；
The radial direction exhaust outlet (202) is connected with exhaust duct (6), and the exhaust duct (6) stretches out the cabin (1) outside.
3. the cooling system of box wind-driven generator according to claim 1, which is characterized in that
The end set of the babinet (2) has axial air blast chamber；
The inner circumferential of the babinet (2) is provided with radial air draft chamber, and radial air draft chamber (204) is connected to radial exhaust outlet (202).
4. the cooling system of box wind-driven generator according to claim 3, which is characterized in that
The front end of the babinet (2) is provided with front end axial direction air blast chamber, front end axial direction blast orifice, front end blast pipe；
The rear end of the babinet (2) is provided with rear end axial direction air blast chamber, rear end axial direction blast orifice, rear end blast pipe；
The front end blast pipe and rear end blast pipe are parallel to a blast main, and air blower is provided on the blast main
(4), the entrance of the blast main is provided with air filter (5).
5. the cooling system of box wind-driven generator according to claim 4, which is characterized in that
Fixed ring flat-plate (203) and rear fixed ring flat-plate (204) before being provided in the babinet (2), fixed before described ring flat-plate (203) and
The stator core (7) that ring flat-plate (204) is used for fixed generator is fixed afterwards；
The front and rear end of the babinet (2) is correspondingly arranged forward and backward bearing (8), and the shaft of generator is supported on forward and backward bearing (8)
(9), rotor core (10) is set in shaft (9)；
The front end face of the front end face of the babinet (2), preceding fixed ring flat-plate (203) and rotor core (10) is enclosed front end axial direction
Air blast chamber；
The rear end face of the babinet (2), the afterwards rear end face of fixed ring flat-plate (204) and rotor core (10) are enclosed rear end axial direction
Air blast chamber.
6. the cooling system of box wind-driven generator according to claim 3, which is characterized in that
Fixed ring flat-plate (203) and rear fixed ring flat-plate (204) before being provided in the babinet (2), fixed before described ring flat-plate (203) and
The stator core (7) that ring flat-plate (204) is used for fixed generator is fixed afterwards；The stator core (7), preceding fixed ring flat-plate (203), after
The side wall of fixed ring flat-plate (204) and babinet (2) is enclosed the radial air draft chamber.
7. the cooling system of box wind-driven generator according to claim 6, which is characterized in that the stator core (7) is
Multistage is axially stacked, intersegmental to have radial gap, the radial gap connection radial air draft chamber.
8. the cooling system of box wind-driven generator according to claim 1, which is characterized in that on the blast pipe (3)
It is provided with air blower (4).
9. a kind of cooling means of box wind-driven generator, which is characterized in that the outside air by filtering blasts box wind-force
At least one end of generator, and rotor core and stator core are axially blasted, it is discharged into case using the radial gap of stator core
The babinet inner circumferential of formula wind-driven generator, is finally discharged into outside air.
10. the cooling means of box wind-driven generator according to claim 9, which is characterized in that
The box wind-driven generator is arranged in cabin；
The outside air is the outer air of cabin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810569131.XA CN108730134A (en) | 2018-06-05 | 2018-06-05 | A kind of cooling system and cooling means of box wind-driven generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810569131.XA CN108730134A (en) | 2018-06-05 | 2018-06-05 | A kind of cooling system and cooling means of box wind-driven generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108730134A true CN108730134A (en) | 2018-11-02 |
Family
ID=63932481
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810569131.XA Pending CN108730134A (en) | 2018-06-05 | 2018-06-05 | A kind of cooling system and cooling means of box wind-driven generator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108730134A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109980852A (en) * | 2019-04-23 | 2019-07-05 | 浙江运达风电股份有限公司 | A kind of wind-driven generator aeration radiation system |
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| CN208330634U (en) * | 2018-06-05 | 2019-01-04 | 西安盾安电气有限公司 | A kind of cooling system of box wind-driven generator |
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- 2018-06-05 CN CN201810569131.XA patent/CN108730134A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040099000A1 (en) * | 2002-11-25 | 2004-05-27 | Lg Electronics Inc | Cool air circulating blower for refrigerator |
| WO2010024650A2 (en) * | 2008-09-01 | 2010-03-04 | 두산중공업 주식회사 | Nacelle cooling system for wind turbine |
| CN201682367U (en) * | 2010-02-10 | 2010-12-22 | 苏州特谱风能技术有限公司 | Cooling device for windmill generator |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109980852A (en) * | 2019-04-23 | 2019-07-05 | 浙江运达风电股份有限公司 | A kind of wind-driven generator aeration radiation system |
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