CN108274826A - A kind of high temperature resistant erosion resistance carbon fibre reinforced pipe and preparation method thereof - Google Patents
A kind of high temperature resistant erosion resistance carbon fibre reinforced pipe and preparation method thereof Download PDFInfo
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- CN108274826A CN108274826A CN201810060561.9A CN201810060561A CN108274826A CN 108274826 A CN108274826 A CN 108274826A CN 201810060561 A CN201810060561 A CN 201810060561A CN 108274826 A CN108274826 A CN 108274826A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B1/00—Layered products having a general shape other than plane
- B32B1/08—Tubular products
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B33/00—Layered products characterised by particular properties or particular surface features, e.g. particular surface coatings; Layered products designed for particular purposes not covered by another single class
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- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
- B32B5/02—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
- B32B5/18—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by features of a layer of foamed material
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
- B32B5/22—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed
- B32B5/24—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer
- B32B5/26—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer another layer next to it also being fibrous or filamentary
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- B32B9/00—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00
- B32B9/005—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00 comprising one layer of ceramic material, e.g. porcelain, ceramic tile
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- B32B9/00—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00
- B32B9/005—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00 comprising one layer of ceramic material, e.g. porcelain, ceramic tile
- B32B9/007—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00 comprising one layer of ceramic material, e.g. porcelain, ceramic tile comprising carbon, e.g. graphite, composite carbon
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- B32B9/00—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00
- B32B9/04—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00 comprising such particular substance as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B9/046—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00 comprising such particular substance as the main or only constituent of a layer, which is next to another layer of the same or of a different material of foam
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B9/00—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00
- B32B9/04—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00 comprising such particular substance as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B9/047—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00 comprising such particular substance as the main or only constituent of a layer, which is next to another layer of the same or of a different material made of fibres or filaments
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2260/00—Layered product comprising an impregnated, embedded, or bonded layer wherein the layer comprises an impregnation, embedding, or binder material
- B32B2260/02—Composition of the impregnated, bonded or embedded layer
- B32B2260/021—Fibrous or filamentary layer
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- B32—LAYERED PRODUCTS
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- B32B2260/00—Layered product comprising an impregnated, embedded, or bonded layer wherein the layer comprises an impregnation, embedding, or binder material
- B32B2260/04—Impregnation, embedding, or binder material
- B32B2260/046—Synthetic resin
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
- B32B2262/10—Inorganic fibres
- B32B2262/106—Carbon fibres, e.g. graphite fibres
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- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/30—Properties of the layers or laminate having particular thermal properties
- B32B2307/306—Resistant to heat
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/30—Properties of the layers or laminate having particular thermal properties
- B32B2307/306—Resistant to heat
- B32B2307/3065—Flame resistant or retardant, fire resistant or retardant
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/50—Properties of the layers or laminate having particular mechanical properties
- B32B2307/558—Impact strength, toughness
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/70—Other properties
- B32B2307/718—Weight, e.g. weight per square meter
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2597/00—Tubular articles, e.g. hoses, pipes
Abstract
The invention discloses a kind of high temperature resistant erosion resistance carbon fibre reinforced pipes and preparation method thereof, belong to composite material tube technical field, from inside to outside successively including ablative-resistant layer, resistance to erosion layer, elevated temperature strength layer and insulating layer, wherein：The ablative-resistant layer is formed using carbon fiber reinforced carbon matrix composite material, and the carbon fiber is prepared by three-dimensional or two-dimension laminate construction fabric, and the carbon base body is that high molecular material Pintsch process is prepared at carbon；The resistance to erosion layer is prepared by ceramic matrix carbon fiber or ceramic fibre reinforced composite；The elevated temperature strength layer is prepared by fibre reinforced fire resistant resin composite material；The insulating layer is prepared using foam base plate reinforcing fiber composite material.The present invention's is light-weight, and high temperature resistant, erosive wear resistance are good.
Description
Technical field
The present invention relates to composite material tube technical fields, particularly relate to a kind of high temperature resistant erosion resistance carbon fibre reinforced pipe
And preparation method thereof.
Background technology
Erosion and abrasion under hot environment are in modern hot industry production equipment and military equipment and space equipment
The main damage form of heatproof structure member and functional component, it is various due to the effect of corrosivity air-flow in a high temperauture environment
Ablation and wear phenomenon exist for a long time, seriously affect stability in use and the service life of equipment.Wherein high-temperature erosion abrasion is in height
Higher ratio is accounted in warm structure member, erosion high temperature problem is that material receives the small and loose fluidized particle impact of high temperature
When surface there is a kind of phenomenon destroyed.And the erosion of high-temperature gas-solid two-phase is widely present in existing as the principal mode destroyed
For in industrial production.
Such as erosion of the dust and the grains of sand of aero-engine to engine, air-flow transported material is at high temperature to pipeline
Erosion, the high temperature erosion etc. of thermal power plant fine coal tail gas heat exchanging device pipeline.Modern high temperature anti-erosion material is mainly high temperature
It adds in alloy and is prepared in the elemental basis such as W, Co, Mo, not only production cost is high, bearing temperature is relatively low, high-temperature corrosion resistance
Property it is relatively poor, and weight is big, the ability of the resistance to deformation of itself and destruction is relatively also weaker.It is novel in face of this problem
Composite material especially carbon fiber is gradually heavy by various hot environment structure member developers by the composite material of reinforcing fiber
Depending on, and high temperature resistant and high specific strength, high ratio modulus comprehensive performance is used to be applied in combination in a variety of composite structures of one, it is
The trend of novel heatproof component development.
Invention content
A kind of high temperature resistant erosion resistance carbon fibre reinforced pipe of present invention offer and preparation method thereof, light-weight, resistance to height
Temperature, erosion resistance.
In order to solve the above technical problems, present invention offer technical solution is as follows：
On the one hand, the present invention provides a kind of high temperature resistant erosion resistance carbon fibre reinforced pipe, includes resistance to successively from inside to outside
Ablation layer, resistance to erosion layer, elevated temperature strength layer and insulating layer, wherein：
The ablative-resistant layer is formed using carbon fiber reinforced carbon matrix composite material, and the carbon fiber is folded by three-dimensional or two dimension
Layer construction fabric is prepared, and the carbon base body is that high molecular material Pintsch process is prepared at carbon；
The resistance to erosion layer is prepared by ceramic matrix carbon fiber or ceramic fibre reinforced composite；
The elevated temperature strength layer is prepared by fibre reinforced fire resistant resin composite material；
The insulating layer is prepared using foam base plate reinforcing fiber composite material.
On the other hand, the present invention also provides a kind of preparation method of above-mentioned high temperature resistant erosion resistance carbon fibre reinforced pipe,
Including：
Step 1：The preparation of ablative-resistant layer：Two dimension or 3 D weaving carbon fiber fabric are impregnated using resin, resin is through multiple
Dipping is carbonized in an inert atmosphere, forms carbon base body；
Step 2：The preparation of resistance to erosion layer：Carbon fiber two-dimensional fabric lamination is used in the ablative-resistant layer surface that step 1 obtains
Prepared by structure or three dimensional fabric structure precast body, ceramic matrix is impregnated precast body fabric, is sintered shape under high temperature environment later
At ceramic matrix composite, entire sintering process carries out in an inert atmosphere or under vacuum environment；
Alternatively, prepared using ceramic fibre braiding structure precast body in the ablative-resistant layer surface that step 1 obtains, it will be ceramic fine
Dimension dipping precast body fabric forms ceramic matrix composite；
Step 3：The preparation of elevated temperature strength layer：In the surface wrap carbon fiber two dimension for the resistance to erosion layer that step 2 obtains or three
Tie up braiding structure；
When winding two-dimensional fabric, will be twined by certain winding ratio uniform after single beam or multiple fibre dipping high-temperature resin
It is wound on resistance to erosion layer；
When winding three dimensional fabric, after the completion of precast body fabric weaves according to setting thickness, using resin matrix adhesive
It is abundant with fabric dipping object in the form of vacuum importing or RTM, obtain elevated temperature strength layer；
Step 4：The preparation of insulating layer：The carbon fiber of foaming agent sintering is prepared in the surface for the elevated temperature strength layer that step 3 obtains
Dimension enhancing foamed composite.
Further, in step 1, the carbon fiber of ablative-resistant layer is T300, T700, T800 or T1000；
Pintsch process used is phenolic resin, industrial selected from coal tar pitch and petroleum asphalt, aryl ethane at the macromolecule resin of carbon
Resin, furane resins or condensing multi-kernel aromatic resin.
Further, in step 1, inert gas is nitrogen or argon gas, and carburizing temperature used is 1000-3000 DEG C.
Further, in step 1, the volume density of ablative-resistant layer is more than 1.8g/cm3, porosity is less than 0.2%, formation
Carbon base body content be 30%-50%.
Further, in step 2, ceramic matrix is silicon nitride, silicon carbide, quartz, boron carbide or boron nitride；
Ceramic fibre is aluminium oxide, boron carbide, boron nitride, silicon carbide or zirconium oxide；
Carbon fiber is T300, T700, T800 or T1000；
The content of ceramic matrix is 30%-60%.
Further, in step 3, carbon fiber T300, T700, T800 or T1000.
Further, in step 3, high-temperature resin is phenolic resin, epoxy resin, polyphenylene sulfide or polyether-ether-ketone tree
Fat；
The content of resin dipping is 30%-60%.
Further, in step 4, the carbon fiber of insulating layer is T300, T700, T800 or T1000, foam PMI, foam
Metallic aluminium, foam metal nickel or foam metal copper.
Further, in step 4, the agent that is soaked is NH4Cl；The content of foam is 40%-70%.
The invention has the advantages that：
The high temperature resistant erosion resistance carbon fibre reinforced pipe and preparation method thereof of the present invention includes resistance to burning successively from inside to outside
Layer, resistance to erosion layer, elevated temperature strength layer and insulating layer are lost, each interlayer is connected by three-dimensional or control of two-dimensional braided, and ablative-resistant layer uses carbon
The carbon-based composite material composition of fiber reinforcement, resistance to erosion layer are prepared by ceramic matrix carbon fiber or ceramic fibre reinforced composite
It forms, elevated temperature strength layer is prepared by fibre reinforced fire resistant resin composite material, and insulating layer is enhanced using foam base plate
Fibrous composite is prepared, and four-layer structure combines, and has big light-weight, rigidity, collapse resistance, high temperature resistant, resistance to punching
The synthesis excellent properties of erosion can be widely applied to fire resisting duct, rocket nozzle and arm discharge cartridge etc..
Description of the drawings
Fig. 1 is the overall structure diagram of the high temperature resistant erosion resistance carbon fibre reinforced pipe of the present invention, wherein the resistance to burnings of 1-
Lose layer, 2- resistance to erosion layers, 3- elevated temperature strength layers, 4- insulating layers.
Specific implementation mode
To keep the technical problem to be solved in the present invention, technical solution and advantage clearer, below in conjunction with attached drawing and tool
Body embodiment is described in detail.
On the one hand, the present invention provides a kind of high temperature resistant erosion resistance carbon fibre reinforced pipe, as shown in Figure 1, from inside to outside
Successively including ablative-resistant layer 1, resistance to erosion layer 2, elevated temperature strength layer 3 and insulating layer 4, wherein：
Ablative-resistant layer 1 is formed using carbon fiber reinforced carbon matrix composite material, and carbon fiber is by three-dimensional or two-dimension laminate structure
Fabric is prepared, and carbon base body is that high molecular material Pintsch process is prepared at carbon；
Resistance to erosion layer 2 is prepared by ceramic matrix carbon fiber or ceramic fibre reinforced composite；
Elevated temperature strength layer 3 is prepared by fibre reinforced fire resistant resin composite material；
Insulating layer 4 is prepared using foam base plate reinforcing fiber composite material.
The high temperature resistant erosion resistance carbon fibre reinforced pipe of the present invention includes ablative-resistant layer, resistance to erosion successively from inside to outside
Layer, elevated temperature strength layer and insulating layer, each interlayer are connected by three-dimensional or control of two-dimensional braided, and ablative-resistant layer uses carbon fiber reinforced carbon matrix
Composite material forms, and resistance to erosion layer is prepared by ceramic matrix carbon fiber or ceramic fibre reinforced composite, and high temperature is strong
Degree layer is prepared by fibre reinforced fire resistant resin composite material, and insulating layer uses foam base plate reinforcing fiber composite material
It is prepared, four-layer structure combines, and has big light-weight, rigidity, collapse resistance, high temperature resistant, erosion resistant synthesis excellent
Performance can be widely applied to fire resisting duct, rocket nozzle and arm discharge cartridge etc..
On the other hand, the present invention also provides a kind of preparation sides of above-mentioned high temperature resistant erosion resistance carbon fibre reinforced pipe
Method, including：
Step 1：The preparation of ablative-resistant layer：Two dimension or 3 D weaving carbon fiber fabric are impregnated using resin, resin is through multiple
Dipping is carbonized in an inert atmosphere, forms carbon base body；
Step 2：The preparation of resistance to erosion layer：Carbon fiber two-dimensional fabric lamination is used in the ablative-resistant layer surface that step 1 obtains
Prepared by structure or three dimensional fabric structure precast body, ceramic matrix is impregnated precast body fabric, is sintered shape under high temperature environment later
At ceramic matrix composite, entire sintering process carries out in an inert atmosphere or under vacuum environment；
Alternatively, prepared using ceramic fibre braiding structure precast body in the ablative-resistant layer surface that step 1 obtains, it will be ceramic fine
Dimension dipping precast body fabric forms ceramic matrix composite；
Step 3：The preparation of elevated temperature strength layer：In the surface wrap carbon fiber two dimension for the resistance to erosion layer that step 2 obtains or three
Tie up braiding structure；
When winding two-dimensional fabric, will be twined by certain winding ratio uniform after single beam or multiple fibre dipping high-temperature resin
It is wound on resistance to erosion layer；
When winding three dimensional fabric, after the completion of precast body fabric weaves according to setting thickness, using resin matrix adhesive
It is abundant with fabric dipping object in the form of vacuum importing or RTM, obtain elevated temperature strength layer；
Step 4：The preparation of insulating layer：The carbon fiber of foaming agent sintering is prepared in the surface for the elevated temperature strength layer that step 3 obtains
Dimension enhancing foamed composite.
The preparation method of the high temperature resistant erosion resistance carbon fibre reinforced pipe of the present invention, each interlayer are compiled by three-dimensional or two dimension
Connection is knitted, ablative-resistant layer is formed using carbon fiber reinforced carbon matrix composite material, and resistance to erosion layer is by ceramic matrix carbon fiber or pottery
Porcelain fibre reinforced composites are prepared, and elevated temperature strength layer is prepared by fibre reinforced fire resistant resin composite material,
Insulating layer is prepared using foam base plate reinforcing fiber composite material, and four-layer structure combines, and has light-weight, rigidity
Greatly, collapse resistance, high temperature resistant, erosion resistant comprehensive excellent properties, can be widely applied to fire resisting duct, rocket nozzle and arm discharge
Cartridge etc..
The feature and details of this preparation method, but listed process sum number are further described with reference to specific embodiment
According to being not meant to limitation of the scope of the invention.
Embodiment 1：
Carbon fiber high temperature resistant erosion resistance is formed using ablative-resistant layer, resistance to erosion layer, elevated temperature strength layer, insulating layer four-layer structure
Tubular structure, wherein ablative-resistant layer weave T300 carbon fibre fabrics using resin impregnating three-dimensional four-way, and phenolic resin passes through
Multiple impregnation carbonization, carburizing temperature are 2000 DEG C, and finally at carbon base body content 40%, 0.1%, entirety is resistance to for porosity control
The volume density of ablation layer is in 1.8g/cm3；After prepared by ablative-resistant layer, T800 carbon fiber two-dimension laminates are used on its surface
Construction fabric enhancing silicon nitride ceramics prepares composite material, and wherein finally control is entirely prepared the content of ceramic matrix 50%
High temperature sintering under vacuum conditions, sintering temperature is at 1700 DEG C；In resistance to erosion layer surface using two dimension winding T1000 carbon fibers leaching
The compound polyether-ether-ketone resin of stain prepares elevated temperature strength layer, cures at 180 DEG C 2 hours and is molded, wherein the resin of final strength layer
Content is controlled in 40% range；The T300 carbon of metal foamed aluminium addition NH4Cl foaming agents sintering is finally prepared in intensity layer surface
Fiber enhanced foam composite material, the wherein content of foam base plate are 40%, wherein the integral thickness of pipe is 80mm, and internal diameter is
50mm, pipe range 1.6m.
Embodiment 2：
Carbon fiber high temperature resistant erosion resistance is formed using ablative-resistant layer, resistance to erosion layer, elevated temperature strength layer, insulating layer four-layer structure
Tubular structure, wherein ablative-resistant layer impregnate three-dimensional four-way using furane resins and weave T800 carbon fibre fabrics, and phenolic resin passes through
Multiple impregnation carbonization, carburizing temperature are 1800 DEG C, and finally at carbon base body content 42%, 0.2%, entirety is resistance to for porosity control
The volume density of ablation layer is in 1.8g/cm3；After prepared by ablative-resistant layer, T700 carbon fiber two-dimension laminates are used on its surface
Construction fabric enhancing silicon carbide ceramics prepares composite material, and wherein the content of silicon carbide substrate finally 40% entirely make by control
Standby high temperature sintering under vacuum conditions, sintering temperature is at 1800 DEG C；T1000 carbon is woven using three-dimensional four-way in resistance to erosion layer surface
Fiber preform RTM dipping composite polyphenylene sulfide resins prepare elevated temperature strength layer, cure at 170 DEG C 3 hours and are molded, wherein finally
Strength layer resin content control in 44% range；Finally metal foamed aluminium addition NH4Cl foaming is prepared in intensity layer surface
The T800 fibre reinforced foamed composites of agent sintering, the wherein content of foam base plate are 50%, wherein the integral thickness of pipe
For 60mm, internal diameter 50mm, pipe range 1.6m.
Embodiment 3：
Carbon fiber high temperature resistant erosion resistance is formed using ablative-resistant layer, resistance to erosion layer, elevated temperature strength layer, insulating layer four-layer structure
Tubular structure, wherein ablative-resistant layer impregnate three-dimensional seven-way using coal tar pitch and weave T300 carbon fibre fabrics, and pitch is by repeatedly leaching
Stain is carbonized, and carburizing temperature is 2000 DEG C, and finally at carbon base body content 50%, porosity control is 0.05%, whole resistance to ablation
The volume density of layer is in 1.8g/cm3；After prepared by ablative-resistant layer, woven using T700 carbon fiber three-dimensional five-ways on its surface
Construction fabric enhancing boron carbide ceramics prepares composite material, and wherein finally control is entirely prepared the content of ceramic matrix 40%
High temperature sintering under vacuum conditions, sintering temperature is at 1900 DEG C.In resistance to erosion layer surface using two dimension winding T300 carbon fibers leaching
The compound polyether-ether-ketone resin of stain prepares elevated temperature strength layer, cures at 180 DEG C 2 hours and is molded, wherein the resin of final strength layer
Content is controlled in 41% range；The T300 carbon of metal foamed aluminium addition NH4Cl foaming agents sintering is finally prepared in intensity layer surface
Fiber enhanced foam composite material, the wherein content of foam base plate are 40%, wherein the integral thickness of pipe is 80mm, and internal diameter is
50mm, pipe range 1.6m.
Embodiment 4：
Carbon fiber high temperature resistant erosion resistance is formed using ablative-resistant layer, resistance to erosion layer, elevated temperature strength layer, insulating layer four-layer structure
Tubular structure.Wherein ablative-resistant layer weaves T1000 carbon fibre fabrics using resin impregnating three-dimensional four-way, and phenolic resin passes through
Multiple impregnation carbonization, carburizing temperature are 1900 DEG C, and finally at carbon base body content 40%, porosity control is 0.09%, integrally
The volume density of ablative-resistant layer is in 1.8g/cm3；It is folded using T800 carbon fiber two dimensions on its surface after prepared by ablative-resistant layer
Layer construction fabric enhancing silicon nitride ceramics prepares composite material, and wherein the content of ceramic matrix finally 50% entirely make by control
Standby high temperature sintering under vacuum conditions, sintering temperature is at 1750 DEG C.Three-dimensional velocity field T1000 carbon is used in resistance to erosion layer surface
Fiber impregnation composite epoxy resin prepares elevated temperature strength layer, cures at 170 DEG C 3 hours and is molded, wherein the resin of final strength layer
Content is controlled in 50% range；The T800 carbon of metal foam nickel addition NH4Cl foaming agents sintering is finally prepared in intensity layer surface
Fiber enhanced foam nickel composite material, the wherein content of foam base plate are 40%, wherein the integral thickness of pipe is 60mm, internal diameter
For 50mm, pipe range 1.6m.
In the present invention, the condition of preparation method is different, the property of obtained high temperature resistant erosion resistance carbon fibre reinforced pipe
Difference can be had, preferably to prove the performance of the present invention, builds following comparative example 1：
Comparative example 1：
Take the fire resistant aluminum alloy added with Co, Mo element with the thickness of 4 middle pipe of embodiment, internal diameter, length all same
Pipe.
Embodiment 1- embodiments 4 and comparative example 1 are subjected to dead weight comparison, and erosion examination is carried out using flow sand jet formula
It tests, erosion test is carried out to the pipe in embodiment 1-4 and comparative example 1, particle kind is using SiC, weight 1kg, the angle of attack
25 °, speed 70m/s, time of contact 3min；
Pipe in embodiment 1-4 and comparative example 1 is subjected to Martin heat resistance test in air, obtains heat resisting temperature, is tied
Fruit is shown in Table 1：
Table 1
| Inspection project | Embodiment 1 | Embodiment 2 | Embodiment 3 | Embodiment 4 | Comparative example 1 |
| Dead weight, kN/m3 | 17.8 | 18.6 | 18.3 | 18.1 | 37.5 |
| Erosion result | Without abrasion | Without abrasion | Without abrasion | Without abrasion | Abrasion is apparent |
| Heat resisting temperature, DEG C | 405 | 401 | 387 | 395 | 147 |
As shown in Table 1, high temperature resistant erosion resistance carbon fibre reinforced pipe comparative example 1 of the invention is compared, and dead weight is lighter,
The only half or so of fire resistant aluminum alloy pipe, but its erosion resistance, high temperature resistance are but much improved.
The above is the preferred embodiment of the present invention, it is noted that for those skilled in the art
For, without departing from the principles of the present invention, it can also make several improvements and retouch, these improvements and modifications
It should be regarded as protection scope of the present invention.
Claims (10)
1. a kind of high temperature resistant erosion resistance carbon fibre reinforced pipe, which is characterized in that include ablative-resistant layer successively from inside to outside, resistance to
Erosional layer, elevated temperature strength layer and insulating layer, wherein：
The ablative-resistant layer is formed using carbon fiber reinforced carbon matrix composite material, and the carbon fiber is by three-dimensional or two-dimension laminate knot
Structure fabric is prepared, and the carbon base body is that high molecular material Pintsch process is prepared at carbon；
The resistance to erosion layer is prepared by ceramic matrix carbon fiber or ceramic fibre reinforced composite；
The elevated temperature strength layer is prepared by fibre reinforced fire resistant resin composite material；
The insulating layer is prepared using foam base plate reinforcing fiber composite material.
2. a kind of preparation method of high temperature resistant erosion resistance carbon fibre reinforced pipe described in claim 1, which is characterized in that packet
It includes：
Step 1：The preparation of ablative-resistant layer：Two dimension or 3 D weaving carbon fiber fabric are impregnated using resin, resin is through repeatedly dipping
It is carbonized in an inert atmosphere, forms carbon base body；
Step 2：The preparation of resistance to erosion layer：Carbon fiber two-dimensional fabric laminated construction is used in the ablative-resistant layer surface that step 1 obtains
Or prepared by three dimensional fabric structure precast body, ceramic matrix is impregnated precast body fabric, sintering forms pottery under high temperature environment later
Porcelain basal body composite material, entire sintering process carry out in an inert atmosphere or under vacuum environment；
Alternatively, being prepared using ceramic fibre braiding structure precast body in the ablative-resistant layer surface that step 1 obtains, ceramic fibre is soaked
Stain precast body fabric forms ceramic matrix composite；
Step 3：The preparation of elevated temperature strength layer：Surface wrap carbon fiber two dimension in the resistance to erosion layer that step 2 obtains or three-dimensional volume
Knit structure；
When winding two-dimensional fabric, will be wrapped in by certain winding ratio uniform after single beam or multiple fibre dipping high-temperature resin
On resistance to erosion layer；
When winding three dimensional fabric, after the completion of precast body fabric weaves according to setting thickness, use resin matrix adhesive with true
Sky importing or RTM forms and fabric dipping object are abundant, obtain elevated temperature strength layer；
Step 4：The preparation of insulating layer：The carbon fiber that foaming agent sintering is prepared in the surface for the elevated temperature strength layer that step 3 obtains increases
Strong foamed composite.
3. the preparation method of high temperature resistant erosion resistance carbon fibre reinforced pipe according to claim 2, which is characterized in that step
In rapid 1, the carbon fiber of ablative-resistant layer is T300, T700, T800 or T1000；
Pintsch process used is phenolic resin, industrial selected from coal tar pitch and petroleum asphalt, aryl ethane tree at the macromolecule resin of carbon
Fat, furane resins or condensing multi-kernel aromatic resin.
4. the preparation method of high temperature resistant erosion resistance carbon fibre reinforced pipe according to claim 3, which is characterized in that step
In rapid 1, inert gas is nitrogen or argon gas, and carburizing temperature used is 1000-3000 DEG C.
5. the preparation method of high temperature resistant erosion resistance carbon fibre reinforced pipe according to claim 4, which is characterized in that step
In rapid 1, the volume density of ablative-resistant layer is more than 1.8g/cm3, less than 0.2%, the content of the carbon base body of formation is porosity
30%-50%.
6. the preparation method of high temperature resistant erosion resistance carbon fibre reinforced pipe according to claim 2, which is characterized in that step
In rapid 2, ceramic matrix is silicon nitride, silicon carbide, quartz, boron carbide or boron nitride；
Ceramic fibre is aluminium oxide, boron carbide, boron nitride, silicon carbide or zirconium oxide；
Carbon fiber is T300, T700, T800 or T1000；
The content of ceramic matrix is 30%-60%.
7. the preparation method of high temperature resistant erosion resistance carbon fibre reinforced pipe according to claim 2, which is characterized in that step
In rapid 3, carbon fiber T300, T700, T800 or T1000.
8. the preparation method of high temperature resistant erosion resistance carbon fibre reinforced pipe according to claim 7, which is characterized in that step
In rapid 3, high-temperature resin is phenolic resin, epoxy resin, polyphenylene sulfide or polyether-ether-ketone resin；
The content of resin dipping is 30%-60%.
9. the preparation method of high temperature resistant erosion resistance carbon fibre reinforced pipe according to claim 2, which is characterized in that step
In rapid 4, the carbon fiber of insulating layer is T300, T700, T800 or T1000, foam PMI, foam metal aluminium, foam metal nickel or
Foam metal copper.
10. the preparation method of high temperature resistant erosion resistance carbon fibre reinforced pipe according to claim 9, which is characterized in that
The agent that is soaked is NH4Cl；The content of foam is 40%-70%.
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Cited By (1)
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