CN110699820A - High modulus and high gram weight glass fiber fabric TLX1350 - Google Patents
High modulus and high gram weight glass fiber fabric TLX1350 Download PDFInfo
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- CN110699820A CN110699820A CN201911034028.6A CN201911034028A CN110699820A CN 110699820 A CN110699820 A CN 110699820A CN 201911034028 A CN201911034028 A CN 201911034028A CN 110699820 A CN110699820 A CN 110699820A
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- tlx1350
- glass fiber
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- fiber fabric
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- D—TEXTILES; PAPER
- D03—WEAVING
- D03D—WOVEN FABRICS; METHODS OF WEAVING; LOOMS
- D03D11/00—Double or multi-ply fabrics not otherwise provided for
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- D—TEXTILES; PAPER
- D03—WEAVING
- D03D—WOVEN FABRICS; METHODS OF WEAVING; LOOMS
- D03D13/00—Woven fabrics characterised by the special disposition of the warp or weft threads, e.g. with curved weft threads, with discontinuous warp threads, with diagonal warp or weft
- D03D13/002—With diagonal warps or wefts
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- D—TEXTILES; PAPER
- D03—WEAVING
- D03D—WOVEN FABRICS; METHODS OF WEAVING; LOOMS
- D03D15/00—Woven fabrics characterised by the material, structure or properties of the fibres, filaments, yarns, threads or other warp or weft elements used
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- D—TEXTILES; PAPER
- D03—WEAVING
- D03D—WOVEN FABRICS; METHODS OF WEAVING; LOOMS
- D03D15/00—Woven fabrics characterised by the material, structure or properties of the fibres, filaments, yarns, threads or other warp or weft elements used
- D03D15/20—Woven fabrics characterised by the material, structure or properties of the fibres, filaments, yarns, threads or other warp or weft elements used characterised by the material of the fibres or filaments constituting the yarns or threads
- D03D15/242—Woven fabrics characterised by the material, structure or properties of the fibres, filaments, yarns, threads or other warp or weft elements used characterised by the material of the fibres or filaments constituting the yarns or threads inorganic, e.g. basalt
- D03D15/267—Glass
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- D—TEXTILES; PAPER
- D03—WEAVING
- D03D—WOVEN FABRICS; METHODS OF WEAVING; LOOMS
- D03D15/00—Woven fabrics characterised by the material, structure or properties of the fibres, filaments, yarns, threads or other warp or weft elements used
- D03D15/50—Woven fabrics characterised by the material, structure or properties of the fibres, filaments, yarns, threads or other warp or weft elements used characterised by the properties of the yarns or threads
- D03D15/56—Woven fabrics characterised by the material, structure or properties of the fibres, filaments, yarns, threads or other warp or weft elements used characterised by the properties of the yarns or threads elastic
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- D—TEXTILES; PAPER
- D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B2101/00—Inorganic fibres
- D10B2101/02—Inorganic fibres based on oxides or oxide ceramics, e.g. silicates
- D10B2101/06—Glass
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- D—TEXTILES; PAPER
- D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B2331/00—Fibres made from polymers obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polycondensation products
- D10B2331/04—Fibres made from polymers obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polycondensation products polyesters, e.g. polyethylene terephthalate [PET]
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Woven Fabrics (AREA)
- Laminated Bodies (AREA)
Abstract
The invention discloses a high modulus and high gram weight glass fiber fabric TLX1350, which comprises: warp layer, first slant woof layer, weft insertion layer, second slant woof layer and dacron silk that from top to bottom set gradually, the dacron silk is used for the weaving to bind warp layer, first slant woof layer, weft insertion layer, second slant woof layer. Compared with the conventional fabric, the high-modulus high-gram-weight glass fiber fabric TLX1350 provided by the invention has the advantages that the tensile modulus is increased to 35-45GPa, the increase amplitude is 25-35%, the tensile strength is increased to 900-1000MPa, and the increase amplitude is 30-40%. The unit area gram weight is 1215g/m2Is lifted to 1350g/m2The lifting amplitude is 11%.
Description
Technical Field
The invention relates to the field of glass fiber products, in particular to a high-modulus large-gram-weight glass fiber fabric for reinforcing a medium-stroke-power blade and a preparation method thereof.
Background
Wind energy is a clean and renewable energy source, and people aim at a wide sea area when the resource development of the land dominant wind area is close to the bottleneck. In recent two years, as each mainstream whole machine manufacturer successively releases offshore wind turbine models and offshore wind power projects are continuously increased, the offshore wind turbine is in the trend of wind power development.
Although China has achieved a lot of results in offshore wind power development at present, a plurality of problems and short boards still exist on the whole. For the most important large part of the blade, the development of offshore wind power requires the manufacture of large blades, and the current mainstream 4MW, 5MW and 6MW types can not meet the market demand gradually, and the requirement for the length of the blade is continuously increased. The advantages of the large offshore wind power blade are enough, and the research difficulty is also enough: the selection of materials, the consideration of aerodynamic problems, the reliability of design structures, the requirements of blade quality, the economic consideration of cost, even the selection of manufacturing sites and transportation problems of ultra-long blades, and the like are all pain points and difficulties needing to be comprehensively considered. These problems have restricted the manufacture of large blades and also restricted the development of offshore wind power.
At present, the common modulus of the conventional blade shell reinforcing layer materials used in the industry cannot meet the tensile property required by the design of the offshore oversized blade, and the thickness of the glass fiber reinforced plastic is increased to improve the strength of the blade by adding a layer, so that the blade is overweight and the risk of overloading a host machine is caused.
Disclosure of Invention
In order to solve the technical problem, the invention provides a high modulus and high grammage glass fiber fabric TLX 1350. High-modulus glass fibers are adopted in three directions, 0-degree warp large-gram overlapping layers and weft yarn differential angle overlapping layers are designed, and the 0-degree tensile property is improved by 30% compared with that of a conventional product; the high-modulus high-gram-weight glass fiber fabric TLX1350 increases resin space flow channels, improves resin soaking speed and improves fabric soaking effect.
According to one aspect of the present invention, there is provided a high modulus high grammage fiberglass fabric TLX1350 comprising: warp layer, first slant woof layer, weft insertion layer, second slant woof layer and dacron silk that from top to bottom set gradually, the dacron silk is used for the weaving to bind warp layer, first slant woof layer, weft insertion layer, second slant woof layer.
Optionally, the warp yarn layer comprises 0 DEG warp yarns laid in parallel, and the 0 DEG warp yarns are glass fibers with the mass per unit area of 860-870 g/m2 and the tension range of 200-280 cN.
Optionally, the first layer of slanted weft yarns comprises + n ° weft yarns laid parallel, 30 ≦ n < 90.
Optionally, the weft insertion yarn layer comprises 90-degree weft insertion yarns laid in parallel, and the 90-degree weft insertion yarns are glass fibers with the mass per unit area of 1-3 g/m 2.
Optionally, the second oblique weft layer comprises-m ° weft yarns laid parallel, 30 ≦ m < 90.
Optionally, the polyester yarns are bound with the warp inserting yarn layer, the first oblique weft yarn layer, the weft inserting yarn layer and the second oblique weft yarn layer in a stitch bonding mode of warp flattening or warp flattening changing.
Optionally, the mass per unit area of the + n DEG weft yarn is 250-255 g/m2The mass per unit area of the-m DEG weft yarn is 250 to 255g/m2The glass fiber of (1).
Alternatively, 30 ≦ m ≦ n ≦ 60.
Optionally, the mass per unit area of the polyester yarn is 14-18 g/m 2.
Alternatively, the elasticity of the polyester yarn is 75D low elasticity.
Optionally, the high modulus high grammage glass fiber fabric TLX1350 has a total mass per unit area of 1375-1385 g/m 2.
Alternatively, the high modulus high grammage fiberglass fabric TLX1350 of the present invention has a polyester filament density of
Alternatively, the density of the polyester yarn in the high modulus high grammage glass fiber fabric TLX1350 of the invention is 12 end density/inch, and the stitch length of the polyester yarn is 3 mm.
Compared with the conventional fabric, the high-modulus high-gram-weight glass fiber fabric TLX1350 provided by the invention has the advantages that the tensile modulus is increased to 35-41GPa, the increase amplitude is 25-35%, the tensile strength is increased to 900-1000MPa, and the increase amplitude is 30-40%. The unit area gram weight is 1215g/m2Is lifted to 1350g/m2The lifting amplitude is 11%.
The high-modulus high-gram-weight glass fiber fabric TLX1350 provided by the invention can greatly improve the tensile property of the glass fiber fabric, effectively reduce the number of laid layers, improve the infiltration effect, and is particularly suitable for reinforcing wind power blades due to the characteristics of high production efficiency and good mechanical property, so that the tensile property required by large wind power blades can be met, and the blades cannot be overweight even if the glass fiber fabric is laid on the wind power blades. The high-modulus high-gram-weight glass fiber fabric TLX1350 provided by the invention provides infinite possibility for improving the efficiency of blade production, reducing the weight of the blade and lowering the cost.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate an embodiment of the invention and, together with the description, serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic view of a high modulus high grammage fiberglass fabric TLX1350 of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention. It should be noted that, in the embodiments and examples of the present application, the feature vectors may be arbitrarily combined with each other without conflict.
As shown in fig. 1, a high modulus high grammage fiberglass fabric TLX1350 comprises: warp layer 01, first slant woof layer 02, weft insertion layer 03, second slant woof layer 04 and dacron silk 05 that from top to bottom set gradually, dacron silk 05 through flat or become flat stitch bonding mode of warp bind warp layer 01, first slant woof layer 02, weft insertion layer 03, second slant woof layer 04. The density of the polyester yarn is 12 warp density/inch, and the stitch length of the polyester yarn is 3 mm.
The total mass per unit area of the high-modulus high-gram-weight glass fiber fabric TLX1350 is 1375-1385 g/m2. Preferably, the total mass per unit area of the high-modulus high-gram-weight glass fiber fabric TLX1350 is 1380-1382 g/m2。
Wherein the warp layer 01 comprises 0-degree warp yarns laid with wefts in parallel, and the mass of the 0-degree warp yarns in unit area is 860-870 g/m2And a tension range of 200 to 280 cN. Preferably, the 0-degree warp adopts glass fiber yarns with the specifications of E7DR17-2400-380 or E7DR17-2400-390,
the first oblique weft yarn layer 02 comprises + n-degree weft yarns laid in parallel, and n is more than or equal to 30<90. The second oblique weft yarn layer 04 comprises-m-degree weft yarns laid in parallel, and m is more than or equal to 30<90. The mass of the + n DEG weft yarn per unit area is 250 to 255g/m2The glass fiber of (2) is preferably the glass fiber yarn with the specification of E6DR13-300-380 or E6DR17-2400-390 or E7DR13-300-380 or E7DR17-2400-390 for the + n-degree weft yarn. The mass per unit area of the weft yarn with the angle of-m is 250 to 255g/m2The glass fiber of (1). Preferably, the-m-degree weft yarns adopt glass fiber yarns with the specifications of E6DR13-300-380 or E6DR17-2400-390 or E7DR13-300-380 or E7DR 17-2400-390.
Preferably, m is equal to n, under the condition, the fabric structure is more stable, the three-dimensional resin space flow channel improves the resin soaking speed, and the fabric soaking effect is improved. More preferably, m ≦ n ≦ 60. For example, in practical applications, m-n-30, m-n-35, m-n-40, m-n-45, m-n-50, m-n-55, or m-n-60 may be selected.
The weft insertion yarn layer 03 comprises 90-degree weft insertion yarns laid in parallel, and the mass of the 90-degree weft insertion yarns in unit area is 1-3 g/m g/m2The glass fiber of (1). Preferably, the 90-degree weft yarns are glass fiber yarns with the specification of ECR9-68-766, and the mass per unit area is 2g/mg/m2。
The mass per unit area of the polyester yarn 05 is 8-18 g/m2The elasticity is 75D low elasticity.
Examples
Table 1 shows some examples of high modulus high grammage fiberglass fabrics TLX1350 of the present invention. It is noted that the high modulus high grammage fiberglass fabric TLX1350 of the present invention is not limited to the data in table 1.
Table 1 high modulus high grammage fiberglass fabric TLX1350 example
Comparative test example
The high modulus high grammage fiberglass fabric TLX1350 performance of examples 1-8 was tested. Meanwhile, the performances of the glass fiber fabrics in the prior art are compared, and are specifically shown in table 2.
TABLE 2 glass fiber fabric Performance test and comparison results
Wherein comparative example 1 is a glass fiber fabric of type E-TLX1200 and comparative example 2 is a glass fiber fabric of type E-TLX 1200.
As can be seen from the table 2, the tensile modulus of the fabric is increased to 35-41GPa, the increase amplitude is 25-35%, the tensile strength is increased to 900-1000MPa, and the increase amplitude is 30-40% compared with the existing glass fiber fabric. The unit area gram weight is 1215g/m2Is lifted to 1350g/m2The boost amplitude is about 11%.
It is to be noted that, in this document, the terms "comprises", "comprising" or any other variation thereof are intended to cover a non-exclusive inclusion, so that an article or apparatus including a series of elements includes not only those elements but also other elements not explicitly listed or inherent to such article or apparatus. Without further limitation, an element defined by the phrase "comprising … …" does not exclude the presence of additional like elements in the article or device comprising the element.
The above embodiments are merely to illustrate the technical solutions of the present invention and not to limit the present invention, and the present invention has been described in detail with reference to the preferred embodiments. It will be understood by those skilled in the art that various modifications and equivalent arrangements may be made without departing from the spirit and scope of the present invention and it should be understood that the present invention is to be covered by the appended claims.
Claims (10)
1. A high modulus high grammage fiberglass fabric TLX1350, comprising: warp layer (01), first slant weft layer (02), weft insertion layer (03), second slant weft layer (04) and polyester filament (05) that from top to bottom set gradually, polyester filament (05) are used for the seam binding warp layer (01) first slant weft layer (02) weft insertion layer (03) second slant weft layer (04).
2. The high modulus high grammage glass fiber fabric TLX1350 of claim 1, wherein the warp layer (01) comprises 0 ° warp yarns laid in parallel with picks, the 0 ° warp yarns having a mass per unit area of 860-870 g/m2And a glass fiber having a tension in the range of 200 to 280 cN.
3. The high modulus high grammage glass fiber fabric TLX1350 of claim 2, wherein the first oblique weft layer (02) comprises + n ° weft yarns laid in parallel, 30 ≦ n < 90.
4. The high modulus high grammage glass fiber fabric TLX1350 of claim 3, wherein the weft inserted yarn layer (03) comprises parallel laid 90 ° weft inserted yarns, the 90 ° weft inserted yarns having a mass per unit area of 1-3 g/m2The glass fiber of (1).
5. The high modulus high grammage glass fiber fabric TLX1350 of claim 4, wherein the second oblique weft layer (04) comprises-m ° weft yarns laid parallel with 30 m < 90.
6. The high modulus high grammage glass fiber fabric TLX1350 of any of claims 1-5, characterized in that the polyester filaments (05) are bound by flat or warp flat stitch-bonding to the warp layer (01), the first oblique weft layer (02), the weft-inserted layer (03), the second oblique weft layer (04).
7. The high modulus high grammage glass fiber fabric TLX1350 of claim 6, wherein the + n ° pick has a mass per unit area of 250-255 g/m2The mass per unit area of the-m DEG weft yarn is 250 to 255g/m2The glass fiber of (1).
8. The high modulus high grammage fiberglass fabric TLX1350 of claim 6, wherein 30 ≦ m ≦ n ≦ 60.
9. The high modulus high grammage glass fiber fabric TLX1350 of claim 6, wherein the mass per unit area of the polyester filaments (05) is 14-18 g/m2。
10. The high modulus high grammage fiberglass fabric TLX1350 of claim 9, wherein the high modulus high grammage fiberglass fabric TLX1350 has a total mass per unit area of 1375-1385 g/m2。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911034028.6A CN110699820A (en) | 2019-10-29 | 2019-10-29 | High modulus and high gram weight glass fiber fabric TLX1350 |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201911034028.6A CN110699820A (en) | 2019-10-29 | 2019-10-29 | High modulus and high gram weight glass fiber fabric TLX1350 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111379805A (en) * | 2020-05-07 | 2020-07-07 | 杭州碳谱新材料科技有限公司 | Multi-axial multilayer warp knitting structure plate spring and preparation method thereof |
| CN112575427A (en) * | 2020-12-04 | 2021-03-30 | 浙江恒石纤维基业有限公司 | High-modulus rapid-flow-guiding uniaxial glass fiber fabric and preparation method thereof |
-
2019
- 2019-10-29 CN CN201911034028.6A patent/CN110699820A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111379805A (en) * | 2020-05-07 | 2020-07-07 | 杭州碳谱新材料科技有限公司 | Multi-axial multilayer warp knitting structure plate spring and preparation method thereof |
| CN112575427A (en) * | 2020-12-04 | 2021-03-30 | 浙江恒石纤维基业有限公司 | High-modulus rapid-flow-guiding uniaxial glass fiber fabric and preparation method thereof |
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Address after: No. 1 Guangyun South Road, Tongxiang Economic Development Zone, Tongxiang City, Jiaxing City, Zhejiang Province, 314500 Applicant after: Zhejiang Zhenshi New Materials Co.,Ltd. Address before: 314500 No.1, Guangyun South Road, Tongxiang Economic Development Zone, Jiaxing City, Zhejiang Province Applicant before: Hengshi USA Wind Power Materials |
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