CN209557171U - A kind of wind power generating set blade deicer of hot blast formula - Google Patents
A kind of wind power generating set blade deicer of hot blast formula Download PDFInfo
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- CN209557171U CN209557171U CN201822208161.6U CN201822208161U CN209557171U CN 209557171 U CN209557171 U CN 209557171U CN 201822208161 U CN201822208161 U CN 201822208161U CN 209557171 U CN209557171 U CN 209557171U
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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
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Abstract
The utility model discloses a kind of wind power generating set blade deicers of hot blast formula, including blade leading edge intracavitary heating device and ventilation shaft is arranged in, heating device includes air blower and heater, the output end of heater connects air hose, the outlet air end of air hose is threaded through on the wind deflector being arranged in blade inner cavity, the distance between wind deflector and blade blade root are greater than 1/10th of blade total length, blade inner cavity is divided into heating zone and unheated zone by the wind deflector, the deicer further includes the control cabinet that blade inner cavity root is arranged in, the heating device connects control cabinet.The wind power generating set blade deicer of the utility model hot blast formula can carry out effective deicing to the blade of wind power generating set, guarantee the operational safety of wind power generating set and improve the generated energy of Wind turbine, have very high practical value.
Description
Technical field
The utility model relates to a kind of wind-force of wind power generator oar blade clearing ice technology field more particularly to hot blast formula hairs
Motor group blade deicer.
Background technique
The green energy resources such as wind energy, solar energy are the clean energy resourcies that the world today greatly develops, and wind energy is huge with its reserves, answers
With it is in extensive range the features such as large-scale developed and utilized.The development and utilization of wind energy are to environmental protection, optimization traditional energy structure
There is extremely profound significance.Nowadays, with the continuous expansion of low wind speed wind power plant construction scale, Yun-Gui Plateau wind power plant machine
Group blade is influenced by frost mostly.The icing of Wind turbines blade causes Large-scale Wind Turbines in high humility, low temperature
The major reason of a large amount of generated energy of area loss, the icing of Wind turbines blade will increase blower dead load, reduce unit generation effect
Rate will lead to fan parking when serious；Also, blade icing can change blower dynamic equilibrium, make the unbalanced load of blower
It increases, causes fan assembly to accelerate fatigue, reduce the service life, may cause blade cracking when serious, fracture and collapse with unit.
In addition, the ice cube being attached on blade may be thrown out of, and can be damaged to population around with property when blade rotates.It is existing
Some deicing system design temperature detection device installations and application durability are poor, support construction globality poor, structural strength safety
Property is low, and heating location is fixed.Therefore, to provide a kind of reliable efficient deicer for Wind turbines blade extremely urgent.It is open
Day is on January 19th, 2018, and the Chinese patent document of Publication No. CN107605670A discloses a kind of wind power generating set leaf
Piece deicing system, heating source are carbon fiber heating cable, and heating source is located at blade inlet edge inner cavity, carbon fiber cable with before blade
Edge shell fixed form is priming by vacuum or wet process flexible bag moulding technique, according to blade deicing required temperature, design certain length
Carbon fiber heating cable, heating location needed for edge in front of the blade carries out cable laying according to a fixed spacing, while by carbon fiber
Heating cable ends reserved, so that later period and power supply line are attached, the system laying process simply, production cost
It is low, can be laid in irregular blade surface of internal cavity；Heating efficiency is high, and heating is rapid, safe and reliable, temperature control only passes through
Setting cable length can be carried out accurate temperature controlling, avoids the failure of other modes electric heating temperature control and causes blade glass steel
Material damage.This method pre-buried carbon fiber heating cable when blade is manufactured carries out heating deicing, but this side using heating cable
Formula not only increases the manufacture difficulty of blade, improves the manufacturing cost of blade, while being also easy to influence the structural strength of blade.
Utility model content
The purpose of this utility model is to solve the wind power generating set of the prior art after blade surface icing and being easy to draw
Rise power decline and shut down, thereby increases and it is possible to occur blade cracking, fracture the problem of collapsing with unit, a kind of wind of hot blast formula is provided
Power generator group blade deicer can carry out effective deicing to the blade of wind power generating set, guarantee wind power generating set
Operational safety and improve Wind turbine generated energy.
The concrete scheme that the utility model uses to solve above-mentioned technical problem is a kind of wind-driven generator of hot blast formula
Group blade deicer, heating device and ventilation shaft including blade inner cavity is arranged in, the heating device and ventilation duct
Road setting is intracavitary in blade leading edge, and the heating device includes air blower and the heater for being connected to blower export end, is added
The output end of hot device connects air hose, and the outlet air end of air hose is threaded through on the wind deflector being arranged in blade inner cavity, wind deflector and blade
The distance between blade root be greater than blade total length 1/10th, the wind deflector by blade inner cavity be divided into heating zone and it is non-plus
Hot-zone, the deicer further include the control cabinet that blade inner cavity root is arranged in, and the heating device connects control cabinet.This reality
The inside of blade is mounted on novel control cabinet, due to blade work in rotation and can variable pitch, so need hold
Blade center of rotation is arranged close to by the rotary acceleration in enough centrifugal force and variable pitch start-up course, therefore by control cabinet
Blade inner cavity root；Control cabinet can provide power supply for blade deicer, and supply voltage is multiple voltage, as 690V,
230V, 24V etc..Special control program and safeguard protection logic, can carry out automatically controlling system built in control cabinet.Heating
Device exports hot wind, and hot wind is inputted blade inner cavity higher depth by air hose, to realize blade deicing, and wind deflector be used to every
From heating region and non-heated working region.In this way, the utility model solves the blade of the wind power generating set of the prior art
Surface freeze after easily cause power decline and shut down, thereby increases and it is possible to bring blade cracking, fracture the problem of collapsing with unit, guarantee
The operational safety of wind power generating set and the generated energy for improving Wind turbine.
Preferably, the output end of heater connects air hose by air hose adapter, set between air hose and air hose adapter
Have metal bellows, between the input terminal and air blower of the heater, between the output end of heater and air hose adapter and
Refractory seals pad is equipped between air hose adapter and metal bellows.The air intake vent of the utility model air hose adapter and go out
Air port cross-sectional sizes are different, are the conversion equipments of connection heater and air hose, and to make wind of the structure on blade web
Pipe, air hose adapter overall structure lateral projection provides offset for inclined trapezoidal for connection, and metal bellows is cylindrical shape, can
Longitudinal stretching and lateral shift are provided.Deicer junction can be sealed by refractory seals pad, refractory seals pad
The long-term work not aging at least under 100 DEG C of environment temperature of material heat resistance.
Preferably, the motor of air blower is mounted on the casing two sides of air blower and is equipped with damp-proof heating band, the casing
The split type structure constituted for two pieces of assemblings.The air blower of the utility model is cfentrifugal blower, is capable of providing high pressure and height
The outlet air of flow, air outlet are flanged joint.The motor of air blower is mounted on the casing two sides of air blower and equipped with moisture-proof heating
Band, motor have the bracket dual-support structure of casing and outfit, and motor is made integrally to have dust-proof, waterproof, salt spray proof function.Casing is
Split type structure can be dismantled into two, be easily installed and safeguard.
Preferably, air hose is equipped with several temperature sensors, temperature sensor is fixed by temperature sensor pedestal
On ventilation duct, the temperature sensor connects control cabinet.The temperature sensor of the utility model has the temperature of different length
Probe can measure die temperature or nearly inside pipe wall temperature, control cabinet root so that temperature sensor has a variety of detection length
According to the working condition of the data control heating device of temperature sensor.
Preferably, control cabinet is fixed on control cabinet bracket, the control cabinet bracket passes through glass fabric and blade
Inner wall is integrally fixed, and partition is equipped between control cabinet and heating device.The control cabinet of the utility model by with special control
It is integrally fixed on blade inner wall in such a way that glass fabric hand is pasted after the connection of cabinet bracket, such control cabinet can be born
Rotary acceleration in the course of work in enough centrifugal force and variable pitch start-up course.
Preferably, the heating power of heating device is 20kW-35kW, it is equipped in heater air inlet and/or air outlet
Equipped with Overtemp. protector, the Overtemp. protector connects control cabinet, the shell and connector of the heater be all made of it is stainless or
Material with rust-proof coating, the heater housings are pressure-resistance structure.The heating power of the utility model heating device is
20kW-35kW can control output power by control cabinet, and watt level is adjustable, may insure to add using Overtemp. protector
The safe operation of thermal.Heater housings are pressure-resistance structure, and bearing capacity is greater than the maximum wind pressure of air blower.
Preferably, being equipped with applicator support in blade, the applicator support includes main support and motor peace
It shelves, the main support is symmetrical structure, the symmetrical centre face of main support and the blade web median plane of main support installation place
Intersection, the motor mounting rack are vertically arranged on main support；The mounting plane of motor mounting rack is perpendicular to Wind turbines paddle
The centrifugal force direction that blower motor generates in leaf rotary course.The main bracket structure of the utility model is symmetrical, guarantees main support
The plane of symmetry can intersect with the center in the section of blade installation site after mounting, guarantee that main support bottom connects with blade inner wall
Touching junction can be with type, and blade chordwise section deviation is less than 2%；Motor mounting rack setting is mounted on rack body, is installed
The centrifugal force direction that plane is generated perpendicular to blower motor in Wind turbines blade rotary course, is able to bear motor to blade
Open up to centrifugal force.
Preferably, the edge shape of wind deflector is adapted with the blade section face shape of installed position, air hose goes out
Hot wind can be sent into the higher depth of blade inner cavity for wind deflector by wind distal process.
Preferably, being socketed with telescoping tube in air hose, the outer diameter of telescoping tube is adapted with the internal diameter of air hose, and telescoping tube goes out
Mouth end is equipped with sliding support plate, and drawstring is fixed on sliding support plate, and wind deflector is equipped with drawstring motor and drawstring driving wheel, far
Blade inner wall from wind deflector is equipped with angle pulley, and the drawstring is wound around on drawstring driving wheel and pulley, on blade inner wall
It is additionally provided with flexible limit switch；The drawstring motor and flexible limit switch are all connected with control cabinet.Telescoping tube is arranged in air hose,
Made by the length that drawstring motor driven drawstring adjusts telescoping tube stretching air hose part by forward and reverse rotation of drawstring motor
Telescoping tube is pulled out or is retracted out of air hose, correspondingly changes the total length of air supply duct, i.e. change air supply duct is in blade
Outlet air position, the setting one of sliding support plate are to ensure that between the air outlet of telescoping tube and blade inner wall there is a certain distance, two
It is to be contacted in a manner of rolling friction with blade inner wall, to guarantee the smooth pull-out or retraction of telescoping tube；Flexible limit switch can
The extreme position for pulling out or retracting to control telescoping tube out of air hose can carry out weight for the main ice forming locations of blade in this way
Point deicing, accelerates deicing process.
The beneficial effects of the utility model are: it efficiently solve the wind power generating set of the prior art in blade table
Face easily causes power decline and shuts down after freezing, thereby increases and it is possible to which the blade cracking of appearance, fracture the problem of collapsing with unit, this reality
With the wind power generating set blade deicer of novel hot blast formula, can the blade to wind power generating set effectively removed
Ice guarantees the operational safety of wind power generating set and improves the generated energy of Wind turbine, has very high practical value.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of the wind power generating set blade deicer of the utility model hot blast formula；
Fig. 2 is the partial enlarged view of Fig. 1；
Fig. 3 is the partial enlarged view of Fig. 2；
Fig. 4 is the utility model blade deicer in one of blade schematic view of the mounting position；
Fig. 5 is a kind of partial structural diagram of the utility model blade deicer.
In figure: 1. leading edge chambers, 2. air blowers, 3. heaters, 4. air hoses, 5. wind deflector, 6. control cabinet, the switching of 7. air hoses
Head, 8. metal bellows, 9. refractory seals pads, 10. temperature sensors, 11. temperature sensor pedestals, 12. heating device branch
Frame, 13. telescoping tubes, 14. sliding support plates, 15. drawstrings, 16. drawstring motors, 17. drawstring driving wheels, 18. angle pulleys, 19.
Blade, 20. generating sets.
Specific embodiment
The embodiments of the present invention is further detailed below by way of examples and with reference to the accompanying drawings.
Embodiment 1
In Fig. 1 embodiment 1 shown in Fig. 2, a kind of 20 blade of wind power generating set, 19 deicer of hot blast formula, packet
The heating device and ventilation shaft that blade inner cavity is set are included, the heating device and ventilation shaft are arranged in blade leading edge chamber
In 1 (see Fig. 4, oblique chain-dotted line is blade web center line in figure), the heating device includes air blower 2 and is connected to drum
The output end of the heater 3 at fan outlet end, heater connects air hose 4, and the outlet air end of air hose, which is threaded through in blade inner cavity, to be arranged
Wind deflector 5 on (see figure 3), the distance between wind deflector and blade blade root be greater than blade total length 1/10th, wind deflector
Edge shape be adapted with the blade section face shape of installed position, blade inner cavity is divided into heating zone by the wind deflector
And unheated zone, the deicer further include that the control cabinet 6(of blade inner cavity root is arranged in see Fig. 2), the heating device
Connect control cabinet.Control cabinet is fixed on control cabinet bracket, and the control cabinet bracket passes through glass fabric and blade inner wall one
Body is fixed, and partition is equipped between control cabinet and heating device.The utility model control cabinet with special control cabinet bracket by connecting
It is integrally fixed on blade inner wall in such a way that glass fabric hand is pasted after connecing, such control cabinet can bear the course of work
In rotary acceleration in enough centrifugal force and variable pitch start-up course.Control cabinet can provide power supply for blade deicer,
Supply voltage is multiple voltage, such as 690V, 230V, 24V.Special control program and safeguard protection logic built in control cabinet,
System can be carried out automatically controlling.Heating device exports hot wind, exports hot wind by air hose, and wind deflector is used to that heating is isolated
Region and non-heated working region, the outlet air end of air hose protrude from wind deflector, the higher depth of blade inner cavity can will be entered at hot wind,
To realize blade deicing.
The output end of heater connects air hose, the air intake vent of air hose adapter and air outlet section by air hose adapter 7
It is of different sizes, it is to connect the conversion equipment of heater and air hose, and to make air hose of the structure on blade web, air hose turns
Connector overall structure lateral projection be it is trapezoidal, for connection offset is provided；Metal bellows 8 is equipped between air hose and air hose adapter,
Metal bellows is cylindrical shape, is capable of providing longitudinal stretching and lateral shift, wherein axial specified compensation rate is greater than 100mm, it is horizontal
It is greater than 30mm to specified compensation rate.Between the input terminal and air blower of heater, the output end of heater and air hose adapter it
Between and air hose adapter and metal bellows between be equipped with refractory seals pad 9；Refractory seals pad can be by deicer
Junction is sealed, and the air leakage in anti-locking apparatus operational process causes system pressure insufficient, refractory seals pad
Material heat resistance can be in 100 DEG C of at a temperature of long-term work not aging.In addition, the length of air hose can be according to installation space
It determines, air hose with one section whole or can be divided into multistage and carry out laying installation, when using multi-segment structure, using connection glass-fiber-fabric to wind
Pipe junction carries out circumference winding, is tightly connected junction by hand paste process, guarantees air hose junction structural strength and close
Envelope.
The motor of air blower is mounted on the casing two sides of air blower and is equipped with damp-proof heating band, if the air hose is equipped with
Dry temperature sensor 10, temperature sensor are fixed on ventilation duct by temperature sensor pedestal 11, the temperature sensor
Connect control cabinet.Air blower is cfentrifugal blower, is capable of providing the outlet air of high pressure and high flow capacity, and air outlet is flanged joint.
The motor of air blower is mounted on the casing two sides of air blower and equipped with damp-proof heating band, and motor has casing and the double branch of the bracket of outfit
Support structure, motor integrally have dust-proof, waterproof, salt spray proof function.Casing is split type structure, can dismantle into two, be convenient for
Installation and maintenance.Temperature sensor is mounted on air hose by temperature sensor pedestal, is detected there are many length, can be measured
Die temperature or nearly inside pipe wall temperature.
The heating power of the utility model heating device is 20kW-35kW, at the air inlet and air outlet of heater, wind
Overtemp. protector is equipped between pipe adapter and metal bellows, the Overtemp. protector connects control cabinet.Pass through control cabinet
Output power is controlled, watt level is adjustable, and the safe operation of heating device is ensured using Overtemp. protector；The shell of heater
And connector is all made of stainless heat-resistance steel, heater housings are pressure-resistance structure, and bearing capacity is greater than the most strong wind of air blower
Pressure.
Applicator support 12 is equipped in blade, the applicator support includes main support and motor mounting rack, institute
The main support stated is symmetrical structure, and the symmetrical centre face of main support is intersected with the blade web median plane of main support installation place, institute
The motor mounting rack stated is vertically arranged in (see figure 3) on main support；The mounting plane of motor mounting rack is perpendicular to Wind turbines paddle
The centrifugal force direction that blower motor generates in leaf rotary course.Main bracket structure is symmetrical, main support plane of symmetry energy after mounting
Enough to intersect with the center in the section of blade installation site, main support bottom is bonded with blade inner wall, blade chordwise section deviation
Less than 2%；Motor mounting rack setting is mounted on rack body, and mounting plane is perpendicular in Wind turbines blade rotary course
Blower motor generate centrifugal force direction, be able to bear motor to blade open up to centrifugal force.
Embodiment 2
In embodiment 2 shown in Fig. 5, telescoping tube 13, the internal diameter phase of the outer diameter and air hose of telescoping tube are socketed in air hose
Adaptation, the outlet end of telescoping tube are equipped with sliding support plate 14, and drawstring 15 is fixed on sliding support plate, and wind deflector is equipped with drawstring
Motor 16 and drawstring driving wheel 17, the blade inner wall far from wind deflector are equipped with angle pulley 18, and the drawstring is wound around drawstring
On driving wheel and pulley, flexible limit switch is additionally provided on blade inner wall；The drawstring motor is all connected with flexible limit switch
Control cabinet.It is arranged telescoping tube in air hose, the length that telescoping tube stretches out air hose part is adjusted by drawstring motor driven drawstring, is led to
The forward and reverse rotation for crossing drawstring motor makes telescoping tube pull out or retract out of air hose, correspondingly changes the total length of air supply duct,
Change outlet air position of the air supply duct in blade, the setting one of sliding support plate is to ensure that the air outlet and blade of telescoping tube
There is a certain distance between inner wall, second is that contacting in a manner of rolling friction with blade inner wall, to guarantee the smooth drawing of telescoping tube
Out or retract；Flexible limit switch can control the extreme position that telescoping tube is pulled out or retracted out of air hose, remaining and embodiment 1
It is identical.
In addition to the implementation, in the range disclosed in claims of the utility model and specification, this is practical
Novel technical characteristic or technical data can be reselected and be combined, to constitute new embodiment, these are all these
Field technical staff is without carrying out what creative work can be realized, therefore the implementation that these the utility model are not described in
Example also should be regarded as specific embodiment of the utility model and be within the protection scope of the utility model.
Claims (10)
1. the wind power generating set blade deicer of a kind of hot blast formula, including the heating device of blade inner cavity is arranged in and leads to
Air piping, it is characterised in that: the heating device and ventilation shaft setting are in blade leading edge chamber (1), the heating dress
The heater (3) at blower export end is set including air blower (2) and is connected to, the output end of heater connects air hose (4), air hose
Outlet air end be threaded through on the wind deflector (5) being arranged in blade inner cavity, the distance between wind deflector and blade blade root be greater than blade
Blade inner cavity is divided into heating zone and unheated zone by 1/10th of total length, the wind deflector, and the deicer also wraps
The control cabinet (6) that blade inner cavity root is set is included, the heating device connects control cabinet.
2. the wind power generating set blade deicer of hot blast formula according to claim 1, which is characterized in that described to add
The output end of hot device connects air hose by air hose adapter (7), is equipped with metal bellows (8) between air hose and air hose adapter,
Between the input terminal and air blower of the heater, between the output end of heater and air hose adapter and air hose adapter and gold
Belong to and is equipped with refractory seals pad (9) between bellows.
3. the wind power generating set blade deicer of hot blast formula according to claim 1, which is characterized in that described
The motor of air blower is mounted on the casing two sides of air blower and is equipped with damp-proof heating band, and the casing is point that two pieces of assemblings are constituted
Body formula structure.
4. the wind power generating set blade deicer of hot blast formula according to claim 1, which is characterized in that described
Air hose is equipped with several temperature sensors (10), and temperature sensor is fixed on ventilation duct by temperature sensor pedestal (11)
On, the temperature sensor connects control cabinet.
5. the wind power generating set blade deicer of hot blast formula according to claim 1, which is characterized in that the control
Cabinet processed is fixed on control cabinet bracket, and the control cabinet bracket is integrally fixed by glass fabric and blade inner wall；Control cabinet
Partition is equipped between heating device.
6. the wind power generating set blade deicer of hot blast formula according to claim 1, which is characterized in that heating dress
The heating power set is 20kW-35kW, is equipped in heater air inlet and/or air outlet and is equipped with Overtemp. protector, the overtemperature
Protector connects control cabinet, and the shell and connector of the heater are all made of material stainless or with rust-proof coating, described
Heater housings be pressure-resistance structure.
7. the wind power generating set blade deicer of hot blast formula according to claim 1, which is characterized in that in blade
Equipped with applicator support (12), the applicator support includes main support and motor mounting rack, and the main support is
Symmetrical structure, the symmetrical centre face of main support are intersected with the blade web median plane of main support installation place, the motor installation
Frame is vertically arranged on main support.
8. the wind power generating set blade deicer of hot blast formula according to claim 7, which is characterized in that described
The centrifugal force direction that the mounting plane of motor mounting rack is generated perpendicular to blower motor in Wind turbines blade rotary course.
9. the wind power generating set blade deicer of hot blast formula according to claim 1, which is characterized in that described
The edge shape of wind deflector is adapted with the blade section face shape of installed position, and the outlet air end of air hose protrudes from wind deflector.
10. the wind power generating set blade deicer of -9 described in any item hot blast formulas, feature exist according to claim 1
In being socketed with telescoping tube (13) in air hose, the outer diameter of telescoping tube is adapted with the internal diameter of air hose, and the outlet end of telescoping tube, which is equipped with, to be slided
It moves support plate (14), is fixed with drawstring (15) on sliding support plate, wind deflector is equipped with drawstring motor (16) and drawstring driving wheel
(17), the blade inner wall far from wind deflector is equipped with angle pulley (18), and the drawstring is wound around on drawstring driving wheel and pulley,
Flexible limit switch is additionally provided on blade inner wall；The drawstring motor and flexible limit switch are all connected with control cabinet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822208161.6U CN209557171U (en) | 2018-12-26 | 2018-12-26 | A kind of wind power generating set blade deicer of hot blast formula |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822208161.6U CN209557171U (en) | 2018-12-26 | 2018-12-26 | A kind of wind power generating set blade deicer of hot blast formula |
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| CN209557171U true CN209557171U (en) | 2019-10-29 |
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| CN201822208161.6U Active CN209557171U (en) | 2018-12-26 | 2018-12-26 | A kind of wind power generating set blade deicer of hot blast formula |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN111749857A (en) * | 2020-07-07 | 2020-10-09 | 湖南拓天节能控制技术股份有限公司 | Blade gas-thermal deicing system and installation method thereof |
| CN113606766A (en) * | 2021-08-17 | 2021-11-05 | 中建安装集团有限公司 | Telescopic composite air pipe |
-
2018
- 2018-12-26 CN CN201822208161.6U patent/CN209557171U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN111749857A (en) * | 2020-07-07 | 2020-10-09 | 湖南拓天节能控制技术股份有限公司 | Blade gas-thermal deicing system and installation method thereof |
| CN111749857B (en) * | 2020-07-07 | 2023-08-15 | 湖南拓天节能控制技术股份有限公司 | Blade air-heat deicing system and installation method thereof |
| CN113606766A (en) * | 2021-08-17 | 2021-11-05 | 中建安装集团有限公司 | Telescopic composite air pipe |
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