CN108194544A - A kind of offshore wind turbine yaw brake friction material, friction plate and preparation method thereof - Google Patents
A kind of offshore wind turbine yaw brake friction material, friction plate and preparation method thereof Download PDFInfo
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- CN108194544A CN108194544A CN201711479222.6A CN201711479222A CN108194544A CN 108194544 A CN108194544 A CN 108194544A CN 201711479222 A CN201711479222 A CN 201711479222A CN 108194544 A CN108194544 A CN 108194544A
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- yaw brake
- wind turbine
- brake friction
- friction
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- 239000002783 friction material Substances 0.000 title claims abstract description 36
- 238000002360 preparation method Methods 0.000 title claims abstract description 17
- 239000000203 mixture Substances 0.000 claims abstract description 27
- 239000002657 fibrous material Substances 0.000 claims abstract description 18
- 239000000835 fiber Substances 0.000 claims abstract description 9
- 239000003381 stabilizer Substances 0.000 claims abstract description 9
- 229920000049 Carbon (fiber) Polymers 0.000 claims abstract description 8
- 239000000853 adhesive Substances 0.000 claims abstract description 8
- 230000001070 adhesive effect Effects 0.000 claims abstract description 8
- 239000002671 adjuvant Substances 0.000 claims abstract description 8
- 229920006231 aramid fiber Polymers 0.000 claims abstract description 8
- 239000004917 carbon fiber Substances 0.000 claims abstract description 8
- 239000000919 ceramic Substances 0.000 claims abstract description 8
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims abstract description 8
- 239000002994 raw material Substances 0.000 claims abstract description 4
- 239000000843 powder Substances 0.000 claims description 12
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims description 8
- KXGFMDJXCMQABM-UHFFFAOYSA-N 2-methoxy-6-methylphenol Chemical compound [CH]OC1=CC=CC([CH])=C1O KXGFMDJXCMQABM-UHFFFAOYSA-N 0.000 claims description 6
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 4
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 4
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 4
- 229910052656 albite Inorganic materials 0.000 claims description 4
- 229910000019 calcium carbonate Inorganic materials 0.000 claims description 4
- 229910001610 cryolite Inorganic materials 0.000 claims description 4
- 239000000428 dust Substances 0.000 claims description 4
- 239000011521 glass Substances 0.000 claims description 4
- 239000010445 mica Substances 0.000 claims description 4
- 229910052618 mica group Inorganic materials 0.000 claims description 4
- 239000010703 silicon Substances 0.000 claims description 4
- 229910052710 silicon Inorganic materials 0.000 claims description 4
- 229920002379 silicone rubber Polymers 0.000 claims description 4
- 238000005507 spraying Methods 0.000 claims description 4
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 claims description 4
- GFQYVLUOOAAOGM-UHFFFAOYSA-N zirconium(iv) silicate Chemical compound [Zr+4].[O-][Si]([O-])([O-])[O-] GFQYVLUOOAAOGM-UHFFFAOYSA-N 0.000 claims description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 3
- 238000001354 calcination Methods 0.000 claims description 3
- 239000010439 graphite Substances 0.000 claims description 3
- 229910002804 graphite Inorganic materials 0.000 claims description 3
- 229920001568 phenolic resin Polymers 0.000 claims description 3
- 229920005989 resin Polymers 0.000 claims description 3
- 239000011347 resin Substances 0.000 claims description 3
- -1 epoxy-modified phenolic aldehyde Chemical class 0.000 claims 1
- 238000005260 corrosion Methods 0.000 abstract description 9
- 239000000463 material Substances 0.000 abstract description 8
- 230000007797 corrosion Effects 0.000 abstract description 7
- 230000000052 comparative effect Effects 0.000 description 5
- 238000005299 abrasion Methods 0.000 description 4
- 238000007906 compression Methods 0.000 description 4
- 230000006835 compression Effects 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 150000003839 salts Chemical class 0.000 description 4
- 239000007921 spray Substances 0.000 description 4
- 230000003068 static effect Effects 0.000 description 4
- 239000004593 Epoxy Substances 0.000 description 3
- 239000004615 ingredient Substances 0.000 description 3
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 2
- TZCXTZWJZNENPQ-UHFFFAOYSA-L barium sulfate Chemical compound [Ba+2].[O-]S([O-])(=O)=O TZCXTZWJZNENPQ-UHFFFAOYSA-L 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000009472 formulation Methods 0.000 description 2
- 238000011056 performance test Methods 0.000 description 2
- NLHHRLWOUZZQLW-UHFFFAOYSA-N Acrylonitrile Chemical compound C=CC#N NLHHRLWOUZZQLW-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- 238000004220 aggregation Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 229910052593 corundum Inorganic materials 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- UCNNJGDEJXIUCC-UHFFFAOYSA-L hydroxy(oxo)iron;iron Chemical group [Fe].O[Fe]=O.O[Fe]=O UCNNJGDEJXIUCC-UHFFFAOYSA-L 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 238000011031 large-scale manufacturing process Methods 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 229910052976 metal sulfide Inorganic materials 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 239000005011 phenolic resin Substances 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 210000002268 wool Anatomy 0.000 description 1
- 229910001845 yogo sapphire Inorganic materials 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D69/00—Friction linings; Attachment thereof; Selection of coacting friction substances or surfaces
- F16D69/02—Composition of linings ; Methods of manufacturing
- F16D69/023—Composite materials containing carbon and carbon fibres or fibres made of carbonizable material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/02—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of definite length, i.e. discrete articles
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D2200/00—Materials; Production methods therefor
- F16D2200/0034—Materials; Production methods therefor non-metallic
- F16D2200/0039—Ceramics
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D2200/00—Materials; Production methods therefor
- F16D2200/0034—Materials; Production methods therefor non-metallic
- F16D2200/0052—Carbon
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D2200/00—Materials; Production methods therefor
- F16D2200/006—Materials; Production methods therefor containing fibres or particles
- F16D2200/0073—Materials; Production methods therefor containing fibres or particles having lubricating properties
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D2200/00—Materials; Production methods therefor
- F16D2200/0082—Production methods therefor
- F16D2200/0086—Moulding materials together by application of heat and pressure
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Composite Materials (AREA)
- Materials Engineering (AREA)
- Wind Motors (AREA)
- Braking Arrangements (AREA)
Abstract
The present invention proposes a kind of offshore wind turbine yaw brake friction material, friction plate and preparation method thereof, belong to new energy materials field, the technical problems such as existing yaw brake friction disc wear amount is excessive, serious, the product resistance to corrosion difference of friction noise can be solved.The technical solution includes the raw material of following parts by weight：15 27 parts of fibrous material, 18 36 parts of anti-friction composition, 59 parts of adhesive, 15 31 parts of stabilizer, wherein 20 37 parts of function adjuvant, fibrous material are made of carbon fiber, aramid fiber, Dralon, collagenous fibres and ceramic fibre.The present invention can be applied in offshore wind turbine.
Description
Technical field
The invention belongs to new energy materials field more particularly to a kind of offshore wind turbine yaw brake friction materials
Material, friction plate and preparation method thereof.
Background technology
New energy industry develops rapidly, and wind-power electricity generation quickly grew in recent years in China, the power of generator from 2.0MW,
3.0MW is promoted to 5.0MW, 6.0MW.The installed capacity of land wind-powered electricity generation in recent years is declining year by year, but the installation of offshore wind turbine
Capacity rapid growth, this requires offshore wind farm yaw brake friction plate will not only have good braking effect, longer make
With service life, higher compression strength, without friction noise, marine environment will be adapted to by also needing the performance of friction material, that is, be reached anti-
Corrosion standards, but friction plate common problem is excessive for product wear extent at present, and friction noise is serious, the anticorrosive energy of product
Force difference, thus it is undesirable during complete machine use.
Invention content
The present invention proposes a kind of offshore wind turbine yaw brake friction material, friction plate and preparation method thereof,
The technologies such as existing yaw brake friction disc wear amount is excessive, serious, the product resistance to corrosion difference of friction noise can be solved to ask
Topic.
In order to achieve the above object, an aspect of of the present present invention proposes a kind of offshore wind turbine and is rubbed with yaw brake
Material is wiped, includes the raw material of following parts by weight：15-27 parts of fibrous material, 18-36 parts of anti-friction composition, 5-9 parts of adhesive, stabilizer
15-31 parts, 20-37 parts of function adjuvant, wherein fibrous material by carbon fiber, aramid fiber, Dralon, collagenous fibres and
Ceramic fibre forms.
Preferably, the parts by weight of each fibrous material component are in the fibrous material：3-5 parts of carbon fiber, aramid fiber
4-7 parts of 2-4 parts, 3-5 parts of Dralon, 3-6 parts of collagenous fibres and ceramic fibre.
Preferably, the anti-friction composition is made of 5-12 parts of 6-13 parts of titanium oxide, 7-11 parts of nickel powder and synthetic cryolite.
Preferably, described adhesive is by 2-4 parts of epoxy modified phenolic resin and 3-5 parts of groups of silicon rubber phenol-formaldehyde resin modified
Into.
Preferably, the stabilizer is made of 4-9 parts of 6-12 parts of albite, 5-10 parts of silicon mica and glass dust.
Preferably, the function adjuvant is by 4-9 parts of calcining graphite, 5-8 parts of calcium carbonate, 5-9 parts of zirconium silicate and friction
6-11 parts of compositions of powder.
Another aspect of the present invention proposes a kind of offshore wind turbine yaw brake friction plate, using such as above-mentioned
Offshore wind turbine described in any one technical solution is prepared with yaw brake friction material.
Another aspect of the invention proposes a kind of offshore wind turbine yaw as described in above-mentioned technical proposal
The preparation method of brake strip, includes the following steps：
The each component in above-mentioned friction material is weighed by weight to put into batch mixer after batch mixing 10-60 minutes, is obtained
Powder cloud mixture；
Gained powder cloud mixture is put into hot press die, is obtained after being suppressed under certain temperature and pressure prefabricated
Part；
Gained prefabricated component is put into baking oven, is toasted at a certain temperature, obtains product；
After resulting product is ground, spraying, the offshore wind turbine yaw brake friction plate is obtained.
Compared with prior art, the advantages and positive effects of the present invention are：
1st, offshore wind turbine provided by the invention is fine using aramid fiber, acrylonitrile with yaw brake friction material
Dimension, collagenous fibres, carbon fiber and ceramic fibre are used in mixed way, to improve the intensity of friction material, toughness, self lubricity and anti-corruption
Corrosion, addition titanium oxide, nickel powder, synthetic cryolite improve material wear-resisting property, addition albite, silicon mica, glass dust with
Stablize friction coefficient, epoxy modified resin and silicon rubber modified resin, which are used in mixed way, improves gluing in friction material preparation process
Knot property and product intensity and corrosion resistance.
2nd, the yaw brake friction plate being prepared by above-mentioned yaw brake friction material has high-strength in use
The features such as degree, anticorrosive, high abrasion, brake efficiency is high, without friction noise, wind-driven generator reliability of operation and peace can be improved
Quan Xing.
3rd, yaw brake friction plate provided by the invention is due to These characteristics so that its service life and complete blower
Service life is equivalent (being more than 20 years), when using it for the wind power generating set in sea, especially deep-sea, since it is in the whole of wind turbine
Without replacing in a service life, the maintenance cost of even as high as tens times of several times of friction plate cost is eliminated, therefore significantly
Reduce the O＆M cost of wind turbine.
Specific embodiment
The technical solution in the embodiment of the present invention will be clearly and completely described below, it is clear that described implementation
Example is only part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, this field is common
Technical staff's all other embodiments obtained without making creative work belong to the model that the present invention protects
It encloses.
The embodiment of the present invention proposes a kind of offshore wind turbine yaw brake friction material, including following weight
The raw material of part：15-27 parts of fibrous material, 18-36 parts of anti-friction composition, 5-9 parts of adhesive, 15-31 parts of stabilizer, function adjuvant
20-37 parts, wherein fibrous material is made of carbon fiber, aramid fiber, Dralon, collagenous fibres and ceramic fibre.One
In preferred embodiment, the parts by weight of each fibrous material component are in the fibrous material：3-5 parts of carbon fiber, aramid fiber 2-4
Part, 3-5 parts of Dralon, 3-6 parts of collagenous fibres and 4-7 parts of ceramic fibre.
The fibrous material used in friction material that above-mentioned implementation provides is made of above-mentioned five kinds of fibrous materials, is needed
Bright, this five kinds of fibrous materials provided in the present embodiment are not random compatible use, but to be prepared into examination
To friction plate overall performance on the basis of collocation use, and must be used according to weight as described above.
Tests prove that it replaces or a kind of fibrous material of equivalent replacement any of which, also or adjusts its amount ranges and will not be made
If the application is using the friction plate the preparation-obtained friction piece performance of the material.
In a preferred embodiment, the anti-friction composition is by 6-13 parts of titanium oxide, 7-11 parts of nickel powder and synthetic cryolite 5-12
Part composition.In the present embodiment, anti-friction composition is made of above-mentioned 3 kinds specific ingredients, compared with the prior art employed in anti-friction composition,
It can be effectively improved the wear-resisting property of friction material, and so as to make the friction plate being prepared, wear extent is smaller than in actual use
10 μm/km, make product 20 years without needing to change, so as to effectively reduce the O＆M cost of wind turbine.
In a preferred embodiment, described adhesive is by 2-4 parts of epoxy modified phenolic resin and silicon rubber modified phenolic resin
3-5 parts of compositions of fat.In the present embodiment, adhesive is made of above-mentioned 2 kinds specific ingredients, compared with the prior art employed in it is viscous
Mixture can be effectively improved caking property and product intensity and corrosion resistance of the friction material in preparation process, so as to make preparation
Obtained friction plate corrosion-free phenomenon after salt spray test 1200 hours, reaches C4 anti-corrosion grades, and compression strength is more than
60MPa, no friction noise.
In a preferred embodiment, the stabilizer is by 4-9 parts of 6-12 parts of albite, 5-10 parts of silicon mica and glass dust groups
Into.In the present embodiment, stabilizer is made of above-mentioned three components, compared with the prior art employed in stabilizer, can be effective
Stablize the static and dynamic friction coefficient of friction material.
In a preferred embodiment, the function adjuvant is by 4-9 parts of calcining graphite, 5-8 parts of calcium carbonate, zirconium silicate 5-9
6-11 parts of compositions of part and Frication powder.In the present embodiment, function adjuvant is made of above-mentioned 4 kinds specific ingredients, and its object is to assist
Overall performance of the friction material formulation in preparation process is adjusted, so as to which the friction plate that can meet estimated performance be prepared.
The embodiment of the present invention also proposed a kind of offshore wind turbine yaw brake friction plate, using such as above-mentioned
Offshore wind turbine described in one embodiment is prepared with yaw brake friction material.It is provided in an embodiment of the present invention
Yaw brake friction plate has high intensity, anticorrosive, high abrasion (service life and complete blower service life etc. in use
Together, more than 20 years), the features such as brake efficiency is high, without friction noise, improve wind-driven generator reliability of operation and safety
Property, and it does not have to replace in the whole life cycle of wind turbine, greatly reduces the O＆M cost of wind turbine.
The embodiment of the present invention also proposed a kind of offshore wind turbine yaw brake as described in above-described embodiment
The preparation method of friction plate, includes the following steps：
S1：The each component in above-mentioned friction material is weighed by weight to put into batch mixer after batch mixing 10-60 minutes, is obtained
To powder cloud mixture；
S2：Gained powder cloud mixture is put into hot press die, is obtained after being suppressed under certain temperature and pressure pre-
Product；
S3：Gained prefabricated component is put into baking oven, is toasted at a certain temperature, obtains product；
S4：After resulting product is ground, spraying, obtain the offshore wind turbine and rubbed with yaw brake
Piece.
The friction plate that the preparation method provided by above-described embodiment is prepared has high intensity, anticorrosive, high abrasion, nothing
The features such as friction noise, can effectively improve wind-driven generator reliability of operation and safety.This method is conventional, easy, Yi Shi
It is existing, suitable for large-scale production.
The offshore wind turbine provided to become apparent from introducing the embodiment of the present invention in detail is rubbed with yaw brake
Material, friction plate and preparation method thereof are wiped, is described below in conjunction with specific embodiment.
Embodiment 1
The each component in friction material is weighed by weight to put into batch mixer after batch mixing 10-60 minutes, obtains powder wadding
Shape mixture；Gained powder cloud mixture is put into hot press die, is suppressed under 170 DEG C ± 3 DEG C of temperature, pressure 35MPa
Prefabricated component is obtained after 8-10 minutes；Gained prefabricated component is put into baking oven, toasts 2 hours at 180 DEG C successively, at 200 DEG C
It toasts 2 hours, toasted 2.5 hours at 220 DEG C, obtain product；After resulting product is ground, spraying, the sea is obtained
Upper wind power generating set yaw brake friction plate.The parts by weight of each component refer to table 1 in friction material.
Embodiment 2
The preparation method is the same as that of Example 1, and the parts by weight of each component refer to table 1 in friction material.
Embodiment 3
The preparation method is the same as that of Example 1, and the parts by weight of each component refer to table 1 in friction material.
In 1 embodiment 1-3 of table in friction material each component parts by weight aggregation table
Comparative example 1
The preparation method is the same as that of Example 1, is common friction on the market at present difference lies in used friction material formulation
Friction material used by piece, specific each component and corresponding parts by weight refer to table 2.
Each component and its parts by weight list in friction material in 2 comparative example 1 of table
| Title material | Weight percent (%) |
| Pure phenolic resin | 6 |
| Steel wool fiber | 14 |
| Mineral fibres | 10 |
| Zirconium silicate | 6 |
| It is iron black | 8 |
| Barium sulfate | 16 |
| Calcium carbonate | 12 |
| Inorganic lubricant | 15 |
| Metal sulfide | 8 |
| Alundum (Al2O3) | 3 |
| Frication powder | 2 |
| It is total | 100 |
Performance test
Above-described embodiment 1-3 and 1 preparation-obtained friction plate of comparative example are processed as to the fan yaw of 3.0MW respectively
Brake strip carries out it in friction and wear behavior, noise, intensity, salt spray test and installation test, test result such as table respectively
Shown in 3.
1 gained friction plate the performance test results of 3 embodiment 1-3 of table and comparative example
As described in Table 3, high pressure (16MPa) confficient of static friction for 3 set products that 1-3 of the embodiment of the present invention is provided is 0.36
± 0.03, low pressure (3.0MPa) coefficient of kinetic friction is 0.38 ± 0.04, and wear extent is respectively less than 10 μm/km, and (product 20 years need not
Replace), salt spray test 1200 hours is corrosion-free, reaches C4 anti-corrosion grades, compression strength is all higher than 60MPa, no friction noise.
Installation normal operation.
3.0MW fan yaw brake strip high pressure (16MPa) confficient of static friction that comparative example 1 produces for 0.33 ±
0.03, low pressure (3.0MPa) coefficient of kinetic friction 0.35 ± 0.04, static and dynamic friction coefficient is respectively less than 1-3 of embodiment of the present invention offers
Product, wear extent are 48 μm/km (product needs to change for 5 years), and 300 hours heavy corrosions of salt spray test, compression strength is less than
30MPa has friction noise.Installation operation occurs shaking and noise.
It can be seen that yaw brake friction plate provided in an embodiment of the present invention has high intensity, anti-corruption in use
The features such as erosion, high abrasion, brake efficiency high, without friction noise, so as to effectively improve wind-driven generator reliability of operation and
Safety.
Claims (8)
1. a kind of offshore wind turbine yaw brake friction material, which is characterized in that include the raw material of following parts by weight：
15-27 parts of fibrous material, 18-36 parts of anti-friction composition, 5-9 parts of adhesive, 15-31 parts of stabilizer, 20-37 parts of function adjuvant,
Middle fibrous material is made of carbon fiber, aramid fiber, Dralon, collagenous fibres and ceramic fibre.
2. yaw brake friction material according to claim 1, which is characterized in that each fibrous material in the fibrous material
The parts by weight of component are：3-5 parts of carbon fiber, 2-4 parts of aramid fiber, 3-5 parts of Dralon, 3-6 parts of collagenous fibres and ceramics
4-7 parts of fiber.
3. yaw brake friction material according to claim 1, which is characterized in that the anti-friction composition is by titanium oxide 6-13
5-12 parts of part, 7-11 parts of nickel powder and synthetic cryolite compositions.
4. yaw brake friction material according to claim 1, which is characterized in that described adhesive is by epoxy-modified phenolic aldehyde
3-5 parts of compositions of 2-4 parts of resin and silicon rubber phenol-formaldehyde resin modified.
5. yaw brake friction material according to claim 1, which is characterized in that the stabilizer is by albite 6-12
4-9 parts of part, 5-10 parts of silicon mica and glass dust compositions.
6. yaw brake friction material according to claim 1, which is characterized in that the function adjuvant is by calcining graphite
6-11 parts of 4-9 parts, 5-8 parts of calcium carbonate, 5-9 parts of zirconium silicate and Frication powder form.
7. a kind of offshore wind turbine yaw brake friction plate, which is characterized in that using such as any one of claim 1-6
The offshore wind turbine is prepared with yaw brake friction material.
8. a kind of offshore wind turbine as claimed in claim 7 preparation method of yaw brake friction plate, feature
It is, includes the following steps：
The each component in above-mentioned friction material is weighed by weight to put into batch mixer after batch mixing 10-60 minutes, obtains powder wadding
Shape mixture；
Gained powder cloud mixture is put into hot press die, prefabricated component is obtained after being suppressed under certain temperature and pressure；
Gained prefabricated component is put into baking oven, is toasted at a certain temperature, obtains product；
After resulting product is ground, spraying, the offshore wind turbine yaw brake friction plate is obtained.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711479222.6A CN108194544A (en) | 2017-12-29 | 2017-12-29 | A kind of offshore wind turbine yaw brake friction material, friction plate and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711479222.6A CN108194544A (en) | 2017-12-29 | 2017-12-29 | A kind of offshore wind turbine yaw brake friction material, friction plate and preparation method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN108194544A true CN108194544A (en) | 2018-06-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201711479222.6A Pending CN108194544A (en) | 2017-12-29 | 2017-12-29 | A kind of offshore wind turbine yaw brake friction material, friction plate and preparation method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109555802A (en) * | 2018-11-08 | 2019-04-02 | 北京天仁道和新材料有限公司 | A kind of friction material, wear-resistant coating brake disc prepared therefrom are made pottery brake block and its preparation method and application with organic carbon |
| CN111043199A (en) * | 2019-12-17 | 2020-04-21 | 湘电风能有限公司 | Powder metallurgy material and method for preparing wind power yaw brake pad |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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| CN104592934A (en) * | 2014-12-17 | 2015-05-06 | 青岛华瑞丰机械有限公司 | Organic composite brake friction material prepared from liquid resin |
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| CN101865226A (en) * | 2009-08-25 | 2010-10-20 | 青岛华瑞丰机械有限公司 | Method for preparing brake pad by potassium titanate |
| CN101865227A (en) * | 2009-08-25 | 2010-10-20 | 青岛华瑞丰机械有限公司 | Method for preparing brake pad by barium sulfate crystal whisker |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109555802A (en) * | 2018-11-08 | 2019-04-02 | 北京天仁道和新材料有限公司 | A kind of friction material, wear-resistant coating brake disc prepared therefrom are made pottery brake block and its preparation method and application with organic carbon |
| CN111043199A (en) * | 2019-12-17 | 2020-04-21 | 湘电风能有限公司 | Powder metallurgy material and method for preparing wind power yaw brake pad |
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Application publication date: 20180622 |