CN206770133U - A kind of wind wheel blade Hybrid Heating deicing system - Google Patents
A kind of wind wheel blade Hybrid Heating deicing system Download PDFInfo
- Publication number
- CN206770133U CN206770133U CN201720428220.3U CN201720428220U CN206770133U CN 206770133 U CN206770133 U CN 206770133U CN 201720428220 U CN201720428220 U CN 201720428220U CN 206770133 U CN206770133 U CN 206770133U
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- China
- Prior art keywords
- blade
- heating
- control module
- wind wheel
- resistance wire
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- Expired - Fee Related
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- 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
-
- 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
- Y02E10/728—Onshore wind turbines
Abstract
The utility model provides a kind of wind wheel blade Hybrid Heating deicing system, a kind of wind wheel blade Hybrid Heating deicing system, including the hot deicing component of electric heating assembly, web, supporting plate, gas, heating control module；The hot deicing component of gas includes air blower, heater, heat conducting pipe；The air blower for connecting having heaters is arranged in the leading edge cavity of wind wheel blade, and the outlet of heater is connected with heat conducting pipe, and heating control module is connected with heater, and heating control module is connected with air blower；Web top is provided with short supporting plate, and leading edge cavity is divided into two parts by short supporting plate；Electric heating assembly includes thermally conductive insulating layer, resistance wire layer, shell, blade substrate.The utility model can not only ensure to be heated evenly in blade cavity, quickly and evenly lift blade bulk temperature, additionally it is possible to which, by electric heating assembly fast lifting blade outer surface temperature, quick solution low temperature environment lower blade removes ice problem.
Description
Technical field
The utility model belongs to technical field of wind power generation, and in particular to a kind of wind wheel blade Hybrid Heating deicing system.
Background technology
Wind energy is increasingly paid attention to as a kind of regenerative resource of cleaning by countries in the world.Wind-power electricity generation is to utilize
Wind-force drives air vane rotation, then lifts the speed of rotation through booster engine, and to promote electrical power generators, blade is wind-force
The most basic and part of most critical in generator.However, low temperature, the environment of big humidity, it is easy to cause blade surface to freeze, wind
The air mechanics contour of machine blade will be affected, in addition a large amount of icing of blade surface also result in fans load lotus and
The formation of vibration, reduces the service life of blower fan, under harsh conditions, also results in caving in or damaging for wind tower.
The B of China Patent Publication No. CN 102748243 provide it is a kind of there is anti-icing and deicing capability wind wheel blade, bag
Include housing and enclosure interior is divided into the shear web of front and rear edges cavity, heating dress is provided with described leading edge cavity
Put, the heater includes being arranged close to the heated type air blower at root of blade, and the outlet with heated type air blower
The insulated piping of mouth connection；Described insulated piping to blade tip respective segments is being to offer the fluted shape of fumarole with middle part of blade
Pipe, fumarole open up direction towards blade inlet edge；Airflow circulating the entering to heated type air blower of described fumarole discharge
Gas port, with reference to heater and the blade of anti-icing coatings, heating and two kinds of anti-icing methods of anti-icing coatings can be given full play to
Strong point, effectively suppress operating blade and freeze.Obviously, subject matter existing for the technology has：1) heater is complicated,
It is uneven to blade heating, it is local still to have icing phenomenon；2) blade outer wall is kept away by way of increasing anti-icing coatings
Exempt from blade icing, be not suitable with for the extremely low area of environment temperature, be still difficult to avoid that the appearance of blade ice formation issues, deicing effect
Fruit is bad.
Utility model content
For problem above, the utility model provides a kind of wind wheel blade Hybrid Heating deicing system, by wind wheel leaf
Gas hot deicing component is set in piece, while electric heating assembly is set between blade enclosure and blade substrate, can not only be ensured
Blade is heated evenly, and quickly and evenly lifts blade bulk temperature, additionally it is possible to pass through electric heating assembly fast lifting blade appearance
Face temperature, solve low temperature environment lower blade removes ice problem.
The technical solution of the utility model is as follows：
A kind of wind wheel blade Hybrid Heating deicing system, including the hot deicing component of electric heating assembly, web, supporting plate, gas,
Heating control module；The hot deicing component of gas includes air blower, heater, heat conducting pipe；The air blower of connection having heaters is arranged on
In the leading edge cavity of wind wheel blade, the outlet of heater is connected with heat conducting pipe, and heating control module is connected with heater, heating control
Molding block is connected with air blower；Web top is provided with short supporting plate, and leading edge cavity is divided into two parts by short supporting plate；Electricity adds
Hot component includes blade enclosure, thermally conductive insulating layer, resistance wire layer, blade substrate.
Further, blade enclosure lower floor is provided with thermally conductive insulating layer, the external electric insulation of thermally conductive insulating layer and avoids
High thermal resistance, resistance wire layer is provided between thermally conductive insulating layer and blade substrate.
Further, resistance wire layer be evenly arranged spacing of the resistance wire between blade underlayer surface, resistance wire for 3~
6mm, it is at 2~5mm that resistance wire layer, which is buried in blade underlayer surface depth,.
Further, heating control module includes Temperature and Humidity unit, control unit, and Temperature and Humidity unit is used to examine
Survey blade enclosure skin temperature, humidity value；Temperature and Humidity unit is when detecting that blade enclosure temperature is less than setting value, control
Unit opens the hot deicing component of gas, electric heating assembly produces the ice sheet that substantial amounts of heat melts blade enclosure top layer.
Further, electric heating assembly is connected with heating control module, heating control module control electric heating assembly work
Duration.
Brief description of the drawings
Fig. 1 is overall structure diagram of the present utility model；
Fig. 2 is the utility model radial cutaway view；
Fig. 3 is that the utility model resistance wire layer arranges schematic diagram；
Fig. 4 is the utility model control principle block diagram.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in detail.
As shown in Figure 1 and Figure 2, a kind of wind wheel blade Hybrid Heating deicing system, including electric heating assembly 1, web 2, support
The hot deicing component 4 of plate 3, gas, heating control module 5；The hot deicing component 4 of gas includes air blower 401, heater 402, heat conducting pipe
403；The air blower 401 for connecting having heaters 402 is arranged in the leading edge cavity of blade, and the outlet of heater 402, which is connected with, to be led
Heat pipe 403, heating control module 5 are connected with heater 401, and heating control module 5 is connected with air blower 401；The top of web 2 is set
Short supporting plate 3 is equipped with, leading edge cavity is divided into two parts by short supporting plate 3；Electric heating assembly 1 includes blade enclosure 100, heat conduction
Insulating barrier 101, resistance wire layer 102, blade substrate 103, the lower floor of blade enclosure 100 are provided with thermally conductive insulating layer 101, heat conductive insulating
Layer and avoids too high thermal resistance at 101 external electric insulation, and resistance wire is provided between thermally conductive insulating layer 101 and blade substrate 103
Layer 102.
As shown in figure 3, between resistance wire layer 102 has been evenly arranged resistance wire between the top layer of blade substrate 103, resistance wire
Away from for 4mm, it is at 3mm that resistance wire layer 102, which is buried in blade underlayer surface depth,.
As shown in figure 4, heating control module 5 includes Temperature and Humidity unit, control unit, Temperature and Humidity unit is used for
Detect the skin temperature of blade enclosure 100, humidity value；Temperature and Humidity unit is detecting the temperature of blade enclosure 100 less than setting
During value, control unit opens the hot deicing component 4 of gas, electric heating assembly 1, electric heating assembly 1 by heating thermally conductive insulating layer 101,
Thermally conductive insulating layer 101 conducts heat to blade enclosure 100, and so as to realize the thawing of the icing of blade enclosure 100, while gas heat is removed
Ice component 4 is heated blade substrate 103 by hot-air, and blade substrate 103 is conducted heat by way of heat transfer
To blade enclosure 100, so as to further realize the removal of the top layer icing of blade enclosure 100.
In use, the Temperature and Humidity unit in heating control module 5 detect first the surface of blade enclosure 100 temperature,
Humidity, when the temperature of blade enclosure 100 is less than setting value, control unit opens the hot deicing component 4 of gas, electric heating assembly 1：
The hot deicing component 4 of gas works, and air blower 401, heater 402 start, and high-pressure blast caused by air blower 401 will heat
Heat in device 402 is brought into heating tube 403, and heating tube 403 will edge and web in front of the blade by the hot-air of the lower section of supporting plate 3
Between flow between trailing edge and web 2, the inwall of hot-air circulating-heating blade substrate 103, then pass through thermally conductive insulating layer
101 conduct heat to the top layer of blade enclosure 100, ice melting so as to promote, and reach the purpose of deicing.
The hot deicing component 4 of gas works, and the medium temperature humidity detection unit of heating control module 5 detects the surface of blade enclosure 100
Current humiture, when the temperature of blade enclosure 100 is less than setting value, control unit open electric heating assembly 1, electric heating assembly
1 work, produces substantial amounts of heat and is conducted by thermally conductive insulating layer 101 to the surface of blade enclosure 100, so as to reach comprehensive deicing
Effect.
Above is exemplary description is carried out to the utility model, it is clear that realization of the present utility model is not by above-mentioned side
The limitation of formula, if employ technical solutions of the utility model progress various improvement, or it is not improved will be of the present utility model
Design and technical scheme directly apply to other occasions, in the scope of protection of the utility model.
Claims (5)
1. a kind of wind wheel blade Hybrid Heating deicing system, including the hot deicing component of electric heating assembly, web, supporting plate, gas plus
Thermal control module；The hot deicing component of gas includes air blower, heater, heat conducting pipe；The air blower of connection having heaters is arranged on wind
In the leading edge cavity of impeller blade, the outlet of heater is connected with heat conducting pipe, and heating control module is connected with heater, computer heating control
Module is connected with air blower；Web top is provided with short supporting plate, and leading edge cavity is divided into two parts by short supporting plate；Electrical heating
Component includes blade enclosure, thermally conductive insulating layer, resistance wire layer, blade substrate.
A kind of 2. wind wheel blade Hybrid Heating deicing system according to claim 1, it is characterised in that blade enclosure lower floor
It is provided with thermally conductive insulating layer, the external electric insulation of thermally conductive insulating layer and avoids too high thermal resistance, thermally conductive insulating layer and blade substrate
Between be provided with resistance wire layer.
3. a kind of wind wheel blade Hybrid Heating deicing system according to claim 1, it is characterised in that resistance wire layer is uniform
It is 3~6mm to be disposed with spacing of the resistance wire between blade underlayer surface, resistance wire, and resistance wire layer is buried in blade substrate table
Layer depth is at 2~5mm.
A kind of 4. wind wheel blade Hybrid Heating deicing system according to claim 1, it is characterised in that heating control module
Including Temperature and Humidity unit, control unit, Temperature and Humidity unit is used to detect blade enclosure skin temperature, humidity value；Temperature
For humidity detection unit when detecting that blade enclosure temperature is less than setting value, control unit opens the hot deicing component of gas, electrical heating
Component, the hot deicing component of gas, electric heating assembly produce the ice sheet that substantial amounts of heat melts blade enclosure top layer.
A kind of 5. wind wheel blade Hybrid Heating deicing system according to claim 1, it is characterised in that electric heating assembly with
Heating control module connects, heating control module control electric heating assembly operating time.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720428220.3U CN206770133U (en) | 2017-04-23 | 2017-04-23 | A kind of wind wheel blade Hybrid Heating deicing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720428220.3U CN206770133U (en) | 2017-04-23 | 2017-04-23 | A kind of wind wheel blade Hybrid Heating deicing system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206770133U true CN206770133U (en) | 2017-12-19 |
Family
ID=60634763
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720428220.3U Expired - Fee Related CN206770133U (en) | 2017-04-23 | 2017-04-23 | A kind of wind wheel blade Hybrid Heating deicing system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206770133U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108518317A (en) * | 2018-02-05 | 2018-09-11 | 包头轻工职业技术学院 | The control system of wind-driven generator |
| CN109611290A (en) * | 2018-12-26 | 2019-04-12 | 浙江运达风电股份有限公司 | The wind power generating set blade deicer of hot blast formula |
| CN109944753A (en) * | 2017-12-21 | 2019-06-28 | 天津昊川新能源科技有限公司 | Fan blade surface ice sheet removal device |
| CN112882130A (en) * | 2021-02-06 | 2021-06-01 | 青岛万数通物联网有限公司 | City meteorological monitoring equipment |
| CN112943566A (en) * | 2021-03-31 | 2021-06-11 | 西安热工研究院有限公司 | Automatic anti-icing defroster of fan blade |
| CN113090443A (en) * | 2020-01-08 | 2021-07-09 | 西门子歌美飒可再生能源公司 | Blade for a wind turbine |
| CN116857135A (en) * | 2023-08-22 | 2023-10-10 | 上海勘测设计研究院有限公司 | Blade deicing device and deicing process for wind generating set |
-
2017
- 2017-04-23 CN CN201720428220.3U patent/CN206770133U/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109944753A (en) * | 2017-12-21 | 2019-06-28 | 天津昊川新能源科技有限公司 | Fan blade surface ice sheet removal device |
| CN108518317A (en) * | 2018-02-05 | 2018-09-11 | 包头轻工职业技术学院 | The control system of wind-driven generator |
| CN108518317B (en) * | 2018-02-05 | 2019-07-02 | 包头轻工职业技术学院 | The control system of wind-driven generator |
| CN109611290A (en) * | 2018-12-26 | 2019-04-12 | 浙江运达风电股份有限公司 | The wind power generating set blade deicer of hot blast formula |
| CN109611290B (en) * | 2018-12-26 | 2020-07-28 | 浙江运达风电股份有限公司 | Hot blast type deicing device for blades of wind generating set |
| CN113090443A (en) * | 2020-01-08 | 2021-07-09 | 西门子歌美飒可再生能源公司 | Blade for a wind turbine |
| EP3848572A1 (en) * | 2020-01-08 | 2021-07-14 | Siemens Gamesa Renewable Energy A/S | Blade for a wind turbine |
| US11542916B2 (en) | 2020-01-08 | 2023-01-03 | Siemens Gamesa Renewable Energy A/S | Wind turbine blade with thermally conducting electrical insulation |
| CN112882130A (en) * | 2021-02-06 | 2021-06-01 | 青岛万数通物联网有限公司 | City meteorological monitoring equipment |
| CN112943566A (en) * | 2021-03-31 | 2021-06-11 | 西安热工研究院有限公司 | Automatic anti-icing defroster of fan blade |
| CN116857135A (en) * | 2023-08-22 | 2023-10-10 | 上海勘测设计研究院有限公司 | Blade deicing device and deicing process for wind generating set |
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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: 20171219 Termination date: 20180423 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |