CN101792267A - Special HME fiber glass for wind turbine blades - Google Patents

Special HME fiber glass for wind turbine blades Download PDF

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Publication number
CN101792267A
CN101792267A CN201010119226A CN201010119226A CN101792267A CN 101792267 A CN101792267 A CN 101792267A CN 201010119226 A CN201010119226 A CN 201010119226A CN 201010119226 A CN201010119226 A CN 201010119226A CN 101792267 A CN101792267 A CN 101792267A
Authority
CN
China
Prior art keywords
hme
special
glass
fiber glass
wind turbine
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201010119226A
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Chinese (zh)
Inventor
姜鹄
梁中全
彭斌
许瑞存
程海琴
刘锡辉
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Jiangsu Jiuding New Material Co Ltd
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Jiangsu Jiuding New Material Co Ltd
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Filing date
Publication date
Application filed by Jiangsu Jiuding New Material Co Ltd filed Critical Jiangsu Jiuding New Material Co Ltd
Priority to CN201010119226A priority Critical patent/CN101792267A/en
Publication of CN101792267A publication Critical patent/CN101792267A/en
Pending legal-status Critical Current

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C13/00—Fibre or filament compositions
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C3/00—Glass compositions
    • C03C3/04—Glass compositions containing silica
    • C03C3/076—Glass compositions containing silica with 40% to 90% silica, by weight
    • C03C3/083—Glass compositions containing silica with 40% to 90% silica, by weight containing aluminium oxide or an iron compound
    • C03C3/085—Glass compositions containing silica with 40% to 90% silica, by weight containing aluminium oxide or an iron compound containing an oxide of a divalent metal
    • C03C3/087—Glass compositions containing silica with 40% to 90% silica, by weight containing aluminium oxide or an iron compound containing an oxide of a divalent metal containing calcium oxide, e.g. common sheet or container glass
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C3/00—Glass compositions
    • C03C3/04—Glass compositions containing silica
    • C03C3/076—Glass compositions containing silica with 40% to 90% silica, by weight
    • C03C3/095—Glass compositions containing silica with 40% to 90% silica, by weight containing rare earths
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00—Energy generation through renewable energy sources
    • Y02E10/70—Wind energy
    • Y02E10/72—Wind turbines with rotation axis in wind direction

Abstract

The invention relates to special HME fiber glass for wind turbine blades, which is mainly prepared by mixing SiO2, Al2O3, Fe2O3, CaO, MgO, NaO2 and K2O according to the proportion; and the special HME fiber glass is characterized in that the following components are added in the components by weight percent: 0.3-2.5% of TiO2, 0.1-0.6% of LiO2, 0-0.8% of WO3, and 0.1-0.6% of CeO2. The special HME fiber glass takes the SiO2, the Al2O3, the CaO and the like as the main components, further adds four important auxiliary components of the TiO2, the LiO2, the WO3 and the CeO2, and mainly uses the TiO2 for replacing B2O3 and F2 which are conventional in alkali-free glass fiber, thereby realizing the environment-friendly property; the WO3 is used selectively, so as to improve the elastic modulus and the acid resistance of the special HME fiber glass for the wind turbine blades while ensuring the cost; particularly, the SiO2 is selected to be more than 58%, so as to improve the high-temperature viscosity of the glass. In short, the special HME fiber glass for the wind turbine blades produced by using the components has the advantages of high elastic modulus, high requirement on product rigidness, good acid resistance and good insulation performance.

Description

A kind of special HME fiber glass for wind turbine blades
Technical field
The present invention relates to a kind of special HME fiber glass for wind turbine blades, particularly include the composition of organic silicon compound, said composition can be made the high-modulus special HME fiber glass for wind turbine blades by the glass of fusing.
Background technology
Glass can cause from the rapid quenching of molten state that some character relevant with composition and structure is lower than glass block the fiber, density descends 2%, specific refractory power decline 0.15%-0.4%, Young's modulus descends in the scope of 7%-25%, the size of above-mentioned data depends on the size of block glass modulus.The Young's modulus of E glass, E-CR glass is respectively 72Gpa, 80Gpa both at home and abroad at present, does not also have the Young's modulus of glass to surpass 84Gpa's.And the used glass fibre of production wind electricity blade needs the character Young's modulus height of glass fibre, goods rigidity requirement height, acidproof, good insulation preformance.In fact, closely bound up with Young's modulus, depend on the composition of glass and constitute temperature; In addition, common HME fiberglass contains boron and fluorine, and environment is had pollution.
Summary of the invention
Main task of the present invention is to provide a kind of wind electricity blade HME fiberglass, be specifically related to a kind ofly can improve the fiber acid resistance, the wind electricity blade HME fiberglass of the viscosity of the melting capacity of the high temperature viscosity of raising glass and raising glass, reduction glass.
In order to solve above technical problem, a kind of special HME fiber glass for wind turbine blades of the present invention, special HME fiber glass for wind turbine blades is mainly by SiO 2, Al 2O 3, Fe 2O 3, CaO, MgO, NaO 2, K 2O is mixed in proportion formation; It is characterized in that: increase following composition in said components: this component is by weight percentage: TiO 2: 0.3-2.5%; LiO 2: 0.1-0.6%; WO 3: 0-0.8%; CeO 2: 0.1-0.6%.
Further, described TiO 2, LiO 2, WO 3, CeO 2Optimum weight per-cent be TiO 2: 1.5-2.2%; LiO 2: 0.1-0.4%; WO 3: 0.2-0.5%; CeO 2: 0.5-0.6%.
Further, the Young's modulus 〉=84Gpa of described wind electricity blade HME fiberglass.
Above component is with SiO 2, Al 2O 3, CaO etc. is main ingredient, is aided with other auxiliary components, used TiO among the present invention 2Reach and use WO selectively 3In order effectively to improve fiber acid resistance, particularly SiO 2Select＞58%, purpose is to improve the high temperature viscosity of glass, and the raising of CaO content has reduced the melting capacity of glass, reduces the viscosity of glass, satisfies the stringy moulding process.And the use said components, the Young's modulus height of production special HME fiber glass for wind turbine blades, goods rigidity requirement height, acidproof, good insulation preformance.
Embodiment
Embodiment 1
Wind electricity blade HME fiberglass is made of following component by mass percent: SiO 2: 59%; TiO 2: 0.5%; Al 2O 3: 13%; Fe 2O 3: 0.3%; CaO:22.5%; LiO 2: 0.2%; MgO:3%; WO 3: 0.5%; CeO 2: 0.5%, NaO 2: 0.5%; K 2O:0.5%.
The following technology of starting material that will contain said components makes wind electricity blade HME fiberglass.Concrete technology is as follows:
Preparation of raw material: (is example with the 1000gHME fiberglass): quartz sand 101g, agalmatolite 655g, Wingdale 339g, rhombspar 132g, Quilonum Retard 5g, cerium oxide 5g; The above-mentioned raw materials admixtion is evenly disposed, and its homogeneity 〉=95% etc. then, add to tank furnace with above-mentioned raw materials, melt under 1460 ℃ temperature, become liquid glass; The liquid towards glass carries out conventional wire drawing by drawing wire machine then, and wire-drawing temperature is 1250 ℃.After wire drawing finishes, be conventional doff, impregnation, making matrix material, oven dry, moulding.This technology is common process, this not tired stating.In order to make wire-drawing temperature and devitrification of glass temperature that certain difference can be arranged, the present invention is controlled at 1180 ℃ with recrystallization temperature.
The wind electricity blade HME fiberglass pilot-scale experiment that is made by said components and technology and EC-R glass are compared for the patent of (4026715) with the U.S. one tame patent No., and data are as follows:
Composition ??EC-R(％) United States Patent (USP) 4026715 (%) Nine ancient cooking vessels 1 (%)
??SiO 2 ??55.6-56.5 ?57.7 ?59
??Al 2O 3 ??11.4-11.6 ?11.4 ?13
??CaO ??17.7-21.9 ?21.5 ?22.5
??MgO ??1.0-4.3 ?2.0 ?3.0
??Fe 2O 3 ??0.25 ?0.1 ?0.3
??Na 2O ??0.9 ?1.0 ?0.35
??K 2O ??0.15 ?-- ?0.15
??TiO 2 ??3.4-3.5 ?2.3 ?0.5
??LiO 2 ??-- ?-- ?0.2
??WO 3 ??-- ?-- ?0.5
??CeO 2 ??-- ?-- ?0.5
??Zno ??5.3 ?3.9 ?---
Temperature of fusion ℃ ?1460
Crystallization ceiling temperature ℃ ?1180
Wire-drawing temperature ℃ ?1240
Density (g/cm3) ??2.66-2.68 ?2.69
Composition ??EC-R(％) United States Patent (USP) 4026715 (%) Nine ancient cooking vessels 1 (%)
Young's modulus/GPa ??80-81 ?84.5
In this glass, it is 59% that SiO2 selects mass percent, and purpose is to improve the high temperature viscosity of glass, but melting capacity and wire-drawing performance descend; CaO is can reduce melting capacity, wire-drawing temperature between the 22-25% in mass percent, satisfies wire-drawing performance; MgO is 3.5% in mass percent, makes the mold temperature of glass remain on about 1200 ℃; Al 2O 3In mass percent is 13%, and the water resistance that improves the HME fiberglass improves the fusing of glass, improves the devitrification behavior of glass; TiO 2In mass percent is the forming temperature of 0.5% reduction glass, prolongs the work-ing life of platinum bushing, improves the acid resistance of glass; Fe 2O 3In mass percent is that 0.3% introducing helps wire drawing; CeO 2In mass percent is 0.5% as solubility promoter, finings, adds properties-correcting agent specially; WO 3: in mass percent is 0.5%, in order to improve Young's modulus.
Embodiment 2
Technology is identical with embodiment 1, and constituent mass per-cent is: SiO 2: 59.2%; TiO 2: 1%; Al 2O 3: 13.2%; Fe 2O 30.3%; CaO:22.2%; LiO 2: 0.2%; MgO:3.2%; CeO 2: 0.2%.
Product carries out pilot scale, and the data results after the pilot scale and EC-R glass are compared for the patent of (4026715) with the U.S. one tame patent No., and data are as follows:
Composition ??EC-R(％) United States Patent (USP) 4026715 (%) Nine ancient cooking vessels 2 (%)
??SiO 2 ??55.6-56.5 ?57.7 ??59.2
??Al 2O 3 ??11.4-11.6 ?11.4 ??13.2
??CaO ??17.7-21.9 ?21.5 ??22.2
??MgO ??1.0-4.3 ?2.0 ??3.2
??Fe 2O 3 ??0.25 ?0.1 ??0.3
??Na 2O ??0.9 ?1.0 ??0.32
??K 2O ??0.15 ?-- ??0.18
??TiO 2 ??3.4-3.5 ?2.3 ??1
??LiO 2 ??-- ?-- ??0.2
??WO 3 ??-- ?-- ??--
??CeO 2 ??-- ?-- ??0.2
??Zno ??5.3 ?3.9 ??---
Composition ??EC-R(％) United States Patent (USP) 4026715 (%) Nine ancient cooking vessels 2 (%)
Temperature of fusion ℃ ??1460
Crystallization ceiling temperature ℃ ??1185
Wire-drawing temperature ℃ ??1250
Density (g/cm3) ??2.66-2.68 ??2.7
Young's modulus/GPa ??80-81 ??84.2
In this example, SiO2 selects more than 59.2%, and purpose is further to improve the high temperature viscosity of glass, but melting capacity and wire-drawing performance descend; CaO is can reduce melting capacity, wire-drawing temperature between the 22-25% in mass percent, satisfies wire-drawing performance; TiO 2In mass percent is 0.6-2%, can reduce the fiber-forming temperature of glass; MgO is 3.5% in mass percent, makes the mold temperature of glass remain on about 1200 ℃; Al 2O 3In mass percent is 13%, and the water resistance that improves the HME fiberglass improves the fusing of glass, improves the devitrification behavior of glass; Do not use WO in this example 3, purpose is to satisfy wind electricity blade now on the basis of glass modulus, reduces cost as far as possible.
To experimentize result's the reproduction test of above-mentioned prescription and finished product, data all match with first batch experimental result.Above result proves that the Young's modulus of the special-purpose HME fiberglass of wind-powered electricity generation prescription has reached more than the 84Gpa.Wind electricity blade all is guaranteed with Young's modulus, goods rigidity requirement, acid resistance, the insulativity of HME fiberglass.

Claims (3)

1. special HME fiber glass for wind turbine blades is mainly by SiO 2, Al 2O 3, Fe 2O 3, CaO, MgO, NaO 2, K 2O is mixed in proportion formation; It is characterized in that: increase following composition in said components: this component is by weight percentage: TiO 2: 0.3-2.5%; LiO 2: 0.1-0.6%; WO 3: 0-0.8%; CeO 2: 0.1-0.6%.
2. a kind of special HME fiber glass for wind turbine blades according to claim 1 is characterized in that: described TiO 2, LiO 2, WO 3, CeO 2Optimum weight per-cent be TiO 2: 1.5-2.2%; LiO 2: 0.1-0.4%; WO 3: 0.2-0.5%; CeO 2: 0.5-0.6%.
3. a kind of special HME fiber glass for wind turbine blades according to claim 1 is characterized in that: the Young's modulus 〉=84Gpa of described wind electricity blade HME fiberglass.
CN201010119226A 2010-03-08 2010-03-08 Special HME fiber glass for wind turbine blades Pending CN101792267A (en)

Priority Applications (1)

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Application Number Priority Date Filing Date Title
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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9017815B2 (en) 2012-09-13 2015-04-28 Ppg Industries Ohio, Inc. Near-infrared radiation curable multilayer coating systems and methods for applying same
CN105016623A (en) * 2015-08-06 2015-11-04 潘桂枝 Corrosion-resistant glass fiber compound
CN108656653A (en) * 2018-04-20 2018-10-16 苏州宏久航空防热材料科技有限公司 A kind of composite glass fiber cloth
US11306021B2 (en) 2018-11-26 2022-04-19 Owens Coming Intellectual Capital, LLC High performance fiberglass composition with improved elastic modulus
US11524918B2 (en) 2018-11-26 2022-12-13 Owens Corning Intellectual Capital, Llc High performance fiberglass composition with improved specific modulus

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101300199A (en) * 2005-11-04 2008-11-05 Ocv智识资本有限责任公司 Composition for high performance glass, high performance glass fibers and articles therefrom
CN101580344A (en) * 2009-06-29 2009-11-18 巨石集团有限公司 High strength glass fiber composition
CN101602576A (en) * 2009-07-15 2009-12-16 江苏九鼎新材料股份有限公司 A kind of special fiber glass of fan blades

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101300199A (en) * 2005-11-04 2008-11-05 Ocv智识资本有限责任公司 Composition for high performance glass, high performance glass fibers and articles therefrom
CN101580344A (en) * 2009-06-29 2009-11-18 巨石集团有限公司 High strength glass fiber composition
CN101602576A (en) * 2009-07-15 2009-12-16 江苏九鼎新材料股份有限公司 A kind of special fiber glass of fan blades

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9017815B2 (en) 2012-09-13 2015-04-28 Ppg Industries Ohio, Inc. Near-infrared radiation curable multilayer coating systems and methods for applying same
CN105016623A (en) * 2015-08-06 2015-11-04 潘桂枝 Corrosion-resistant glass fiber compound
CN108656653A (en) * 2018-04-20 2018-10-16 苏州宏久航空防热材料科技有限公司 A kind of composite glass fiber cloth
US11306021B2 (en) 2018-11-26 2022-04-19 Owens Coming Intellectual Capital, LLC High performance fiberglass composition with improved elastic modulus
US11524918B2 (en) 2018-11-26 2022-12-13 Owens Corning Intellectual Capital, Llc High performance fiberglass composition with improved specific modulus

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Open date: 20100804