CN206816446U - A kind of wind generator set blade deicer - Google Patents
A kind of wind generator set blade deicer Download PDFInfo
- Publication number
- CN206816446U CN206816446U CN201720674406.7U CN201720674406U CN206816446U CN 206816446 U CN206816446 U CN 206816446U CN 201720674406 U CN201720674406 U CN 201720674406U CN 206816446 U CN206816446 U CN 206816446U
- Authority
- CN
- China
- Prior art keywords
- air
- heating
- wind
- cabin
- fan blade
- 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.)
- Expired - Fee Related
Links
Classifications
-
- 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
It the utility model is related to a kind of wind generator set blade deicer,Can effectively solve the problems, such as freezed in winter phase wind generator set blade icing,Technical scheme is,Wheel hub and fan blade are hollow structure,Corresponding fresh air inlet and exhaust vent are respectively arranged with the generator casing of air gap left and right ends face,Air blower is provided with cabin on rear side of generator casing,The air inlet of air blower and air gap face,The heating ventilation main pipeline for the through hole for stretching into rotor center is connected with the air outlet of air blower,The inner chamber of wheel hub is stretched into the end of heating ventilation main pipeline after passing through through hole,The heating branch vent road that exhaust vent stretches into fan blade inner chamber is respectively arranged with the end stretched into,Form the ventilated type wind-force heating arrangement of fan blade,The utility model can effectively solve the problems, such as wind generator set blade icing,Using generator, caused heat carries out heating deicing in itself,Energy consumption is small,And unit safety operation will not be had an impact,It is easy to use,Effect is good.
Description
Technical field
It the utility model is related to a kind of wind generator set blade deicer.
Background technology
When being located in the wind power generating set of alpine region and running in the winter time, its blade is easy to what is frozen.Blade surface knot
Ice can reduce wind energy transformation efficiency and torque, reduce wind turbine power generation amount, when blade surface freezes to a certain extent, will produce negative turn
Square, cause compressor emergency shutdown.Operating turbines vane freezes in addition, will to unit in itself, surrounding devices and neighbouring personnel peace
Full property brings certain threat.
The technology of the solution blade icing of main flow has three kinds at present, first, coating hydrophobic material in fan blade, reduction is covered
Cohesive force between ice and coating surface, but through hydrophobic material after a period of time easily with coating ice falling；Second, use blower fan
The mechanical deicing of the vibration modes such as impeller accelerates, deceleration, but tip segment amplitude maximum occurs, leaf root part amplitude is minimum,
Make leaf root part deicing insufficient, at the same accelerate, deceleration regime is brought necessarily to the safety and reliability of wind power generating set
Threaten；Third, using the heating power deicing mode of Resistant heating deicing, such a method energy consumption is higher, and resistance wire easily fuses, economical
Property is poor.Therefore, wind generator set blade deicer improvement and innovation it is imperative.
The content of the invention
For the above situation, to overcome the defect of prior art, the purpose of the utility model is just to provide a kind of wind-force hair
Group of motors blade de-icing device, can effectively solve the problems, such as freezed in winter phase wind generator set blade icing.
The technical scheme that the utility model solves is a kind of wind generator set blade deicer, including cabin and is set
The generator casing in cabin is put, stator and rotor are respectively arranged with generator casing, rotor center has what left and right penetrated
Through hole, stator are arranged on the outside of rotor, and the gap between stator and rotor forms air gap, is provided with rotor and stretches out generating successively
The wheel hub of machine shell and cabin, fan blade is evenly distributed on wheel hub, has formed wind power generation structure, described wheel hub and fan blade are equal
For hollow structure, corresponding fresh air inlet and exhaust vent are respectively arranged with the generator casing of air gap left and right ends face, is sent out
It is provided with air blower in cabin on rear side of motor housing, air inlet and the air gap face of air blower, connects on the air outlet of air blower
Be connected to the through hole for stretching into rotor center heating ventilation main pipeline, heating ventilation main pipeline end pass through through hole after stretch into wheel hub
Inner chamber, be respectively arranged with the heating branch vent road that exhaust vent stretches into fan blade inner chamber on the end stretched into, form the logical of fan blade
Wind formula wind-force heating arrangement.
Described heating ventilation main pipeline includes canned paragraph and rotation section, and canned paragraph is L-shaped pipeline, the vertical section of L pipelines
It is connected with the air outlet of air blower, the perforation with through hole face, L pipelines is respectively arranged with the front and rear sides wall of generator casing
Horizontal segment and through hole in being coaxially disposed, the end of horizontal segment is provided with bearing block, rotates the air intake of section through in bearing block
Bearing is connected with the outlet air end of horizontal segment, and the outlet air end for rotating section enters through hole from the perforation of generator casing side, from another
The perforation of side stretches into hub inner lumen after passing generator casing, and the heating being fixed together with wheel hub is provided with the end of stretching
Branch vent road, form the vent passages of fan blade inner chamber.
The quantity in described heating branch vent road is equal with the quantity of fan blade and corresponds.
The utility model structure novel and unique, advantages of simple, easily production, easy to operate, cost is low, can effectively solve wind-force hair
The problem of group of motors blade icing, using generator, caused heat carries out heating deicing in itself, and energy consumption is small, and will not be to machine
Group safe operation has an impact, and easy to use, effect is good, is the wound on wind generator set blade deicer securely and reliably
Newly.
Brief description of the drawings
Fig. 1 is the utility model section view.
Fig. 2 is the right view of the utility model cabin.
Embodiment
Specific embodiment of the present utility model is described in further detail below in conjunction with accompanying drawing.
Provided by Fig. 1-2, the utility model includes cabin 1 and the generator casing 20 that is arranged in cabin, outside generator
Stator 5 and rotor 4 are respectively arranged with shell 20, rotor center has the through hole 19 that left and right penetrates, and stator is arranged on the outside of rotor, fixed
Gap between son and rotor forms air gap 6, is provided with rotor and stretches out generator casing and the wheel hub 15 of cabin, wheel hub successively
Fan blade 16 has been evenly distributed on 15, has formed wind power generation structure, it is characterised in that during described wheel hub 15 and fan blade 16 is
Hollow structure, corresponding fresh air inlet 2 and exhaust vent 3 are respectively arranged with the generator casing of the left and right ends face of air gap 6, generate electricity
It is provided with air blower 9 in cabin on rear side of machine shell, air inlet and the air gap face of air blower 9, connects on the air outlet of air blower 9
Be connected to the through hole for stretching into rotor center heating ventilation main pipeline, heating ventilation main pipeline end pass through through hole 19 after stretch into wheel
The inner chamber of hub, the heating branch vent road 14 that exhaust vent stretches into fan blade inner chamber is respectively arranged with the end stretched into, forms fan blade
Ventilated type wind-force heating arrangement.
To ensure using effect, described heating ventilation main pipeline includes canned paragraph 10 and rotation section 13, and canned paragraph 10 is L
Shape pipeline, the vertical section of L pipelines are connected with the air outlet of air blower, be respectively arranged with the front and rear sides wall of generator casing with
The perforation of through hole face, the horizontal segment of L pipelines is with through hole 19 in being coaxially disposed, and the end of horizontal segment is provided with bearing block 12, rotation
The air intake for turning section 13 is connected through the bearing in bearing block 12 with the outlet air end of horizontal segment, rotates the outlet air end of section 13 from generator
The perforation of shell side enters through hole, and hub inner lumen, the end of stretching are stretched into after passing generator casing from the perforation of opposite side
On be provided with the heating branch vent road 14 being fixed together with wheel hub, form the vent passages of fan blade inner chamber, rotation section 13 with
In alternate setting or bearing is provided between generator casing, can will heating branch vent road 14 and wheel hub during actual installation
Interior pitch motor fixed support is fixed together, so that rotation section 13 rotates together with fan blade, ensures in rotation process
The air outlet in middle heating branch vent road 14 is all the time towards fan blade inner chamber.
Blower fan 11 of the air-out direction towards fresh air inlet 2 is provided with described cabin 1, air gap is admitted air into, takes away heat
Amount is cooled.
Described nacelle exterior is provided with the temperature sensor 7 for detecting ambient temperature, and temperature sensor 7 is with setting
The controller 8 put in cabin is connected, and controller 8 is connected with air blower 9.Controller is commercially available prod, such as PLC,
8051 singlechip controllers etc., you can the temperature signal received according to temperature sensor sends instruction to air blower, carries out open and close
Operation, the control technology is ordinary skill in the art means.
Described air blower 9 is fixed in cabin through bearing 17.
Described air inlet 2 and air outlet 3 has one-to-one multiple, and what is provided in Fig. 2 is the implementation of 4 air inlets
Example.
The quantity in described heating branch vent road 14 is equal with the quantity of fan blade 16 and corresponds, and ensures each fan blade
It can be heated, be usually arranged as 3.
Described wheel hub 15 is connected through main shaft 18 with rotor 4, and axle is provided between main shaft 18 and generator casing, cabin
Hold, main shaft 18 is hollow structure, and its inner chamber is connected with hub inner lumen, and heating ventilation main pipeline stretches into wheel after passing through main shaft inner chamber
Hub inner chamber.
The utility model is in use, controller can set a preset temperature, when environment temperature reaches more than preset temperature
When, air blower does not work, and outside air enters air gap from air inlet, then is discharged from air outlet, heat is taken away, so as to generator
Unit is cooled；When the environment temperature that temperature sensor detects reaches more than preset temperature, controller opens air blower,
The hot-air come out from air gap is divulged information by the main pipeline of divulging information of the heating on air outlet from each heating by air blower forced draft
Branch pipe(tube) 14 is discharged to the inner chamber of each fan blade, carries out Hot-blast Heating processing to fan blade, the air after heater blade is out of wheel hub
Discharged in gap between chamber, main shaft inner chamber and through hole, heating ventilation main pipeline, the heating function of fan blade is realized, so as to prevent
Fan blade icing, in this process, the air intake of rotation section 13 are connected through the bearing in bearing block 12 with the outlet air end of horizontal segment,
Heating branch vent road is fixed together with wheel hub again, so that the rotation section and heating branch vent road of heating ventilation main pipeline
Rotated together with the rotation of fan blade, the two is in geo-stationary, so ensures that and branch vent is heated in rotation process
It is cold to change generator by controlling opening and closing for air blower towards fan blade inner chamber, the utility model all the time for the air outlet in road
But the vent passages of wind, realize that fan blade heats using the ventilation of generator cooling residual heat.Compared with prior art, the utility model has
Have the advantage that：
1st, using generator waste heat air heat wind generator set blade, energy consumption is low, and heating cost is low, can continuously add
Heat, ensure that turbines vane does not freeze in ice period, improve unit generation amount and utilize hourage；
2nd, air blower, which is opened and closed, flexibly to be controlled according to ambient temperature, simple and convenient, adds operations staff
Convenience；
3rd, blade heating ventilation shaft and fan blade keep relative static conditions so that the wind direction of heating air duct is right all the time
Cavity direction in quasi- fan blade, it is ensured that the effect of heating.
Claims (8)
1. a kind of wind generator set blade deicer, including cabin（1）With the generator casing being arranged in cabin（20）,
Generator casing（20）Inside it is respectively arranged with stator（5）And rotor（4）, rotor center have left and right penetrate through hole（19）, stator
It is arranged on the outside of rotor, the gap between stator and rotor forms air gap（6）, it is provided with rotor and stretches out generator casing successively
With the wheel hub of cabin（15）, wheel hub（15）On be evenly distributed fan blade（16）, form wind power generation structure, it is characterised in that
Described wheel hub（15）And fan blade（16）It is hollow structure, air gap（6）Set respectively on the generator casing of left and right ends face
It is equipped with corresponding fresh air inlet（2）And exhaust vent（3）, air blower is provided with the cabin on rear side of generator casing（9）, air blower
（9）Air inlet and air gap face, air blower（9）Air outlet on be connected with the through hole for stretching into rotor center heating ventilation master
Pipeline, the end of heating ventilation main pipeline pass through through hole（19）The inner chamber of wheel hub is stretched into afterwards, is respectively arranged with the end stretched into
Exhaust vent stretches into the heating branch vent road of fan blade inner chamber（14）, form the ventilated type wind-force heating arrangement of fan blade.
2. wind generator set blade deicer according to claim 1, it is characterised in that described heating ventilation master
Pipeline includes canned paragraph（10）With rotation section（13）, canned paragraph（10）For L-shaped pipeline, the vertical section of L pipelines and going out for air blower
Air port is connected, and the perforation with through hole face is respectively arranged with the front and rear sides wall of generator casing, the horizontal segment of L pipelines is with leading to
Hole（19）In being coaxially disposed, the end of horizontal segment is provided with bearing block（12）, rotate section（13）Air intake through bearing block（12）
Interior bearing is connected with the outlet air end of horizontal segment, rotates section（13）Outlet air end enter from the perforation of generator casing side it is logical
Hole, hub inner lumen is stretched into after passing generator casing from the perforation of opposite side, is provided with the end of stretching and is fixed on wheel hub
Heating branch vent road together（14）, the vent passages of composition fan blade inner chamber.
3. wind generator set blade deicer according to claim 1, it is characterised in that described cabin（1）On
Air-out direction is provided with towards fresh air inlet（2）Blower fan（11）.
4. wind generator set blade deicer according to claim 1, it is characterised in that described nacelle exterior is set
It is equipped with the temperature sensor for detecting ambient temperature（7）, temperature sensor（7）With the controller being arranged in cabin
（8）It is connected, controller（8）With air blower（9）It is connected.
5. wind generator set blade deicer according to claim 1, it is characterised in that described air blower（9）
Through bearing（17）It is fixed in cabin.
6. wind generator set blade deicer according to claim 1, it is characterised in that described fresh air inlet（2）
And exhaust vent（3）Have one-to-one multiple.
7. wind generator set blade deicer according to claim 1 or 2, it is characterised in that described heating is led to
Wind branch pipe(tube)（14）Quantity and fan blade（16）Quantity it is equal and correspond.
8. wind generator set blade deicer according to claim 1 or 2, it is characterised in that described wheel hub
（15）Through main shaft（18）With rotor（4）It is connected, main shaft（18）Bearing, main shaft are provided between cabin（18）For hollow structure,
Its inner chamber is connected with hub inner lumen, and heating ventilation main pipeline stretches into hub inner lumen after passing through main shaft inner chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720674406.7U CN206816446U (en) | 2017-06-12 | 2017-06-12 | A kind of wind generator set blade deicer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720674406.7U CN206816446U (en) | 2017-06-12 | 2017-06-12 | A kind of wind generator set blade deicer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206816446U true CN206816446U (en) | 2017-12-29 |
Family
ID=60759528
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720674406.7U Expired - Fee Related CN206816446U (en) | 2017-06-12 | 2017-06-12 | A kind of wind generator set blade deicer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206816446U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109578227A (en) * | 2018-11-09 | 2019-04-05 | 大唐向阳风电有限公司 | A kind of pressure cooling system for Wind turbine pitch control cabinet |
| CN112128067A (en) * | 2020-10-20 | 2020-12-25 | 建德林欣新能源科技有限公司 | Efficient cooling wind driven generator capable of automatically carrying out blade deicing operation |
| CN112832961A (en) * | 2021-02-05 | 2021-05-25 | 中国华能集团清洁能源技术研究院有限公司 | Pneumatic deicing system for blades of wind turbine generator and working method of pneumatic deicing system |
| CN113623150A (en) * | 2021-09-08 | 2021-11-09 | 叶县国博大石崖风力发电有限公司 | Blade deicing mechanism for wind driven generator |
| WO2023139859A1 (en) * | 2022-01-21 | 2023-07-27 | 三菱重工業株式会社 | Electric propulsion device |
-
2017
- 2017-06-12 CN CN201720674406.7U patent/CN206816446U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109578227A (en) * | 2018-11-09 | 2019-04-05 | 大唐向阳风电有限公司 | A kind of pressure cooling system for Wind turbine pitch control cabinet |
| CN112128067A (en) * | 2020-10-20 | 2020-12-25 | 建德林欣新能源科技有限公司 | Efficient cooling wind driven generator capable of automatically carrying out blade deicing operation |
| CN112832961A (en) * | 2021-02-05 | 2021-05-25 | 中国华能集团清洁能源技术研究院有限公司 | Pneumatic deicing system for blades of wind turbine generator and working method of pneumatic deicing system |
| CN113623150A (en) * | 2021-09-08 | 2021-11-09 | 叶县国博大石崖风力发电有限公司 | Blade deicing mechanism for wind driven generator |
| WO2023139859A1 (en) * | 2022-01-21 | 2023-07-27 | 三菱重工業株式会社 | Electric propulsion device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206816446U (en) | A kind of wind generator set blade deicer | |
| CN102003354B (en) | Heat exchange ice removal system of wind generating set | |
| CA2747875C (en) | Wind turbine generator | |
| CN105626370B (en) | A kind of anti-ice wind electricity blade structure | |
| CN107100803B (en) | Based on air heating fan blade is anti-icing, deicing system | |
| CN111379676B (en) | Gas-heated deicing device and wind energy power system | |
| CN205330892U (en) | Aerogenerator blade removes ice structure | |
| US20100164228A1 (en) | Wind turbine generator | |
| WO2016037476A1 (en) | Anti-icing and deicing method and device for high-power wind turbine blades | |
| US20150056074A1 (en) | System and method for deicing wind turbine rotor blades | |
| CN102322405B (en) | Deicing and freeze resisting system for blade of wind generating set | |
| CN207526651U (en) | A kind of wind power generating set and its blade deicing system | |
| CN111779641A (en) | Temperature and wind pressure adjustable hot blast wind turbine generator blade deicing system | |
| CN107676233A (en) | A kind of wind power generating set and its blade deicing system | |
| CN213574483U (en) | Fan blade hot blast deicing device | |
| CN110821762A (en) | Wind turbine blade gas-thermal deicing device | |
| CN211900886U (en) | Wind turbine blade gas-thermal deicing device | |
| CN207634252U (en) | Fan blade anti-icing and deicing system | |
| CN206467724U (en) | A kind of Nti-freezing device for water pipe | |
| CN105927481B (en) | It inside sets up defences the pneumatic equipment bladess of the hot rotating sprayer of deicing gas | |
| CN202181995U (en) | Deicing and frost-resisting system for blade of wind-power wind generator system | |
| KR20130062007A (en) | Blade heating apparatus for wind power generation and its heating method | |
| CN212672003U (en) | Heat-preserving deicing system for blades of hot blast wind turbine generator | |
| CN208702736U (en) | A kind of hand rocking electric Dual-purpose fan | |
| CN204663760U (en) | Wind generator set blade ice coating resistant device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171229 Termination date: 20190612 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |