CN102713493A - Fiber-reinforced body - Google Patents

Fiber-reinforced body Download PDF

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Publication number
CN102713493A
CN102713493A CN2010800574519A CN201080057451A CN102713493A CN 102713493 A CN102713493 A CN 102713493A CN 2010800574519 A CN2010800574519 A CN 2010800574519A CN 201080057451 A CN201080057451 A CN 201080057451A CN 102713493 A CN102713493 A CN 102713493A
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CN
China
Prior art keywords
fibre bundle
bundle
adhesive
aforementioned
multinomial described
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Pending
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CN2010800574519A
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Chinese (zh)
Inventor
马库斯·弗兰兹
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SGL Carbon SE
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SGL Carbon SE
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Publication of CN102713493A publication Critical patent/CN102713493A/en
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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28HEAT EXCHANGE IN GENERAL
    • F28FDETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F21/00Constructions of heat-exchange apparatus characterised by the selection of particular materials
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28HEAT EXCHANGE IN GENERAL
    • F28FDETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F21/00Constructions of heat-exchange apparatus characterised by the selection of particular materials
    • F28F21/04Constructions of heat-exchange apparatus characterised by the selection of particular materials of ceramic; of concrete; of natural stone
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28HEAT EXCHANGE IN GENERAL
    • F28FDETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F2225/00Reinforcing means
    • F28F2225/04Reinforcing means for conduits
    • YGENERAL 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00Metal working
    • Y10T29/49Method of mechanical manufacture
    • Y10T29/4935Heat exchanger or boiler making

Abstract

The invention relates to a body (1) comprising a ceramic material and which is suitable for use in a heat exchanger and for conducting fluids, characterized in that the outer side (15) of the body (3) is at least partially encompassed by at least two fiber bundles (9) in the longitudinal direction and/or circumferential direction and non-positively connected thereto, wherein the fiber bundles (9) are pre-tensioned and neighboring sections of the fiber bundles (9) are arranged at a predetermined distance. The present invention further relates to a method for producing a body (1) comprising the steps: a) providing a body (3) which comprises a ceramic material and is suitable for use in a heat exchanger and for conducting fluids,and b) encompassing at least sections of the outer side (15) of the body (3) by at least two fiber bundles (9) under a predetermined pre-tension forming a non-positive connection, wherein neighboring sections of the fiber bundle (9) are arranged at a predetermined distance. The invention further relates to the use of the body (1) according to the invention as a pipe or pipe bottom in a heat exchanger.

Description

The fiber intensive aspect
Technical field
The objective of the invention is a kind of fiber intensive aspect, a kind of method of making this fiber intensive aspect with and as the use of pipe in the heat exchanger or the pipe end (pipe bottom).
Background technology
Such as carborundum tube by the parts of ceramic material manufacturing through being usually used in heat exchanger.Because processed by ceramic material, thereby the leakproof carborundum tube is easy to non-plastic fracture.If the generation mechanical failure, then pipe thoroughly breaks, i.e. splinter.Its globality of pipe forfeiture.Along with the heat exchanger working bin of the no anti-corrosion protection of corrosive acid contact, maybe be with the heat exchanger of this type pipe manufacturing owing to breaking of this characteristic is destroyed.In addition, possibly take place the cooling system that is connected with heat exchanger or the further infringement of heating system.
Summary of the invention
Problem to be solved by this invention provides the material that is difficult for thorough non-plastic fracture.
The body of the characteristic through having claim 1 and the method for this body of manufacturing with characteristic of claim 7 solve this problem.
Body according to the present invention is the body that comprises ceramic material, and it is suitable for use in the heat exchanger neutralization and is suitable for carrying fluid.The outside of this body is upwards being centered at least in part by at least two bundle fiber bundles in vertical and/or week and is being connected with its force closure (non-positively).Fibre bundle is by tensioning in advance.The adjacent part of fibre bundle is arranged with predetermined distance.Strengthening body through fibre bundle means that it becomes and more is difficult for non-plastic fracture and improves its withstand voltage and bearing capacity.
Fiber strengthens having improved as follows the characteristic of body: improve burst pressure, body becomes and more is difficult for non-plastic fracture, is not subject to the influence of steam knocking and unallowed excessive operating pressure.Even in the day-to-day operation process, because aging, the state of for example incorrect use or overstress, fluid are conducted through the fiber intensive aspect and longitudinal crack in body, occurs, and this body still any remarkable leakage can not occur up to predetermined differential pressure yet.Because around body, the body fragment of discharging or producing is intercepted in the certain limit with fibre bundle, the preparatory tensioning fibre bundle that the fragment that feasible original shape from body is discharged or produced is centered on remains under the reservation shape.Prevented that fragment from producing and a large amount of fluid of therefore gushing out from body.The heat exchanger that uses body usually can be not continuous service interruptedly, till Programmed Stop.Therefore, comparing with unstrengthened body, according to body of the present invention leakproof to a certain extent, even also is like this in nonserviceabling.
Body is tubular body preferably.In implication of the present invention, be meant on tubular body is concrete that the opening that preferably has circular cross section and locate in its end of the vertical extension is can be suitable for carrying the body of fluid.Yet alternately, that tubular body also can appear is square, the cross section of oval or other shapes.The longitudinal extension of tubular body is preferably more than its cross section.Tubular body preferably has the pipe of circular cross section.
Alternately, body is capping, and wherein a plurality of holes are along the capping longitudinal extension.Capping in the literary composition of the present invention meaning is meant to have the preferably body of circular cross section, and it is not to present single cavity but present a plurality of cavitys.In order to make it can be suitable for carrying fluid, capping to have a plurality of holes, the hole is along the longitudinal extension of capping and therefore show as cavity.In implication of the present invention, capping is considered to tubular body, and its length dimension is by single cavity but passed by a plurality of cavitys, and it can lead to single cavity or vertically extending continuously along capping individually in the vertical g of capping.The longitudinal extension of capping is preferably less than its cross section.For example, it maybe be too little, to such an extent as to capping presents the disk or the circular plate shape of being passed by the hole of extending in the vertical.Alternately, also can expect it only being that partial cross section presents a plurality of holes at least.
In a preferred embodiment, fibre bundle forms network structure.For example, this means at least two bundle fiber bundles with for example become with the body longitudinal axis ± 80 ° be tilted in relation to each other.
Cancellated density depends on the characteristic of body application, load and body intensity and the size that body bears.Under the situation of breaking, be cleaved into littler fragment if hope body, just need closely knit netted structural fibers bundle.On the other hand, more use tow material also increases cost, is therefore considering that used network structure fibre bundle density must correspondingly be suitable for required effect under the final material cost.
In a preferred embodiment, the ratio of the diameter of distance between the adjacent fiber bundle and fibre bundle is between 5:1 and 10:1.This ratio is the function of body mechanical load.With the proportional body thermal resistance of this ratio be constant basically.With longitudinal extension each direction at an angle of fibre bundle in, thin relatively fibre bundle is positioned on the outside of body with the not cover strip tape alternation ground that has than broad surface area.
At least two bundle fiber bundles can center on or strengthen body partially or completely.When body stands heavy load, need to strengthen fully.Alternately, from cost consideration, it is favourable only strengthening those body parts that stand special heavy load.In the situation of pipe, for example, specifically, the end that is connected with miscellaneous part is to stand special load or be easy to break regional and maybe be with reinforcement form special protection in the device such as heat exchanger.If body is the parts of bearing temperature load, must consider also that then body and fibre bundle possibly have different thermal coefficient of expansions and therefore should correspondingly adjust length and the width that fibre bundle is arranged.Therefore, fibre bundle should can be compensated through fibre bundle with the thermal expansion of body and maybe can allow not cause the such mode of said body breaking-up to be arranged on said at least one outside of body.
The preferably closely knit sintered silicon carbon of ceramic material.Selecting this material is owing to its outstanding characteristic, such as high thermoconductivity, high strength, high acid and alkali-resistance corrosive medium and high bearing capacity.Carborundum is pressureless sintering carborundum preferably, and it presents high acid and alkali-resistance corrosive medium, and it can bear very high-temperature, high-temperature vary stable property, high-termal conductivity, high-wearing feature and similar adamantine hardness equally.Substitute as another, carborundum can be liquid phase sintering silicon carbide, and it is by carborundum and the manufacturing of different oxidation thing pottery and have high-intensity characteristics.
Carborundum can comprise at least a pottery or mineral filler, and wherein, filler selection is according to using adjustment.The example of filler is the graphite flake that is selected from natural formation, artificial electrographite, carbon black or carbon, graphite or the carbon fiber of producing or the material of boron-carbide group.In addition, pottery or mineral filler can use with particle, small pieces or fibers form, like silicate, carbonate, sulfate, oxide, glass or the mixture from these, selected.
In a preferred embodiment, fibre bundle is a carbon fiber bundle.Carbon fiber bundle has good tensile strength, corrosion resistance and rigidity, low elongation at break and is stable being loaded under the application of temperature of body.Even the distinctive performance of carbon fiber bundle means pipe and stands High variation or dynamic load, also keeps the preparatory tensioning of reinforcement.Because the negative hot longitudinal dilatation rate of carbon fiber bundle, in the situation that temperature rises, intensive aspect is by further preparatory tensioning, and fracture pressure under higher temperature and sealing pressure are greater than at room temperature relevant pressure.Carbon fiber strengthens having improved as follows the performance of body; Particularly in the situation of carborundum tube; That is: improved fracture pressure; Body becomes and more is not subject to the influence of steam knocking and unallowed excessive operating pressure, because do not compare with strengthening body, body fracture pressure at room temperature increases 30% to 40% according to size.Other instances of fibre bundle are glass fiber bundle or aramid fiber bundle.
In a preferred embodiment, the connection of the force closure between the outside of fibre bundle and body is an adhesive system.It is used for fibre bundle is fixed on the body.Adhesive system is selected from the group that comprises the adhesive of being made up of phenolic resins, epoxy resin or polysilazane base resin.If desired, adhesive system can comprise silicon or silicon carbide filler.In the present invention, it also can be described as adhesive.Adhesive system can comprise adhesive and/or the adhesive of mentioning before one or more.If desired, adhesive or adhesive also can comprise hardening catalyst and/or plasticizer.This type adhesive or adhesive are normally oxidation resistant.These adhesives or adhesive also all well with such as the ceramic material of carborundum and bonding and can soak fiber effectively such as the fibre bundle of carbon fiber bundle.
Adhesive system is phenolic resin preferably.More preferably, phenolic resin is a phenolic aldehyde.Alternately, also phenolic resins of phenolic resin.The resin system that comprises bisphenol-A-diglycidyl ether or Bisphenol F-diglycidyl ether also is suitable as epoxy resin.Specifically; In every kind of situation; Based on gross weight, comprise specifically the methyl six hydracid acid anhydrides of 25 to 50% quantity by weight, add by weight greater than 50% the bisphenol-A-diglycidyl ether or the resin system of Bisphenol F-diglycidyl ether to be suitable as epoxy resin system.The polysilazane resin system also can preferably be used as adhesive system.
The adhesive of mentioning more than all also can comprise silicon or the carborundum as filler.The plasticity of adhesive through resin in mixture ratio or can be adjusted to required bonding force through adding plasticizer.In the time of on being applied to fibre bundle, it is specially suitable using the adhesive that comprises silicon or carborundum with resin binder.Through sticking with glue agent impregnation of fibers bundle and follow-up firing, carbon fiber and silicon can form carborundum or through carborundum as filler, flood and the carbon fiber that bakes is rendered as carborundum.
The selection of adhesive system depends on that required bonding force and key depend on the application characteristic according to body of the present invention.When selecting epoxy resin as adhesive system, be coated on the body it or through its dipping and reinforcing fiber bundle, because the bigger reduction of stretching aspect can not take place for the fragility of hardened layer for example, maintenance is rigidly connected between fibre bundle and the body.For example, through using plasticizer, this connection may be made in deformable, to stop fibre bundle and the possible shear stress of body or different expansion rates in temperature changing process.
Body and fibre bundle can be fixed through adhesive system, and wherein adhesive system is applied on the body, on the fibre bundle or on both, and hardens then or fire.Alternately, body and fibre bundle can be provided with adhesive system and fixing each other with being mutually independent separately.In this situation, the adhesive system that is applied can be identical or different.This selection depends on that required bonding force and those skilled in the art can suitably select and adopt.
Adhesive system can be arranged in the some some places or several portions between body and the fibre bundle, thereby the some predetermined points on the fibre bundle are fixed to body.Alternately, fibre bundle can be completely fixed body through bonding mode.Fibre bundle preferably is completely fixed body.
Fibre bundle possibly exist with the form of yarn; When fibre bundle was wrapped on the body and possibly be fixed on the body, this was correct especially.Yarn is meant the fibre bundle of being made up of many filaments.Yarn can be rendered as with straight line, diagonal angle and/or the several portions of advancing with curve mode.In order to form network structure, at least one, preferably two one threads are with desired angle, preferably ± 80 ° intersect at the predetermined point place.Thread segment also possibly be each other that twine, netted or become one through some other modes.
Perhaps, fibre bundle also possibly be the form that net form thing, knitted fabric, yarn fabric or staggered yarn are put in braid, shop, preferably yarn fabric or staggered yarn, and fibre bundle is pulled on the body under tensioning state in advance and is fixed on the place that needs.The braid meaning is meant the measurable fabric of area, and it is produced through what upper edge diagonal lines was in the opposite direction advanced intersecting of braid/silk thread system, and wherein, the silk thread that is woven is to intersect with respect to the adjustable angle of fabric edge each other.The shop is put fleece and is considered to the measurable fabric of area is made up of one or more stretching, extensions, stacked yarn system, and this yarn system has different orientation directions, fixes or fixing joining not.Knitted fabric is the measurable fabric of area, and the yarn of wherein being put by the level shop forms net independently and continuously, in addition, can also combine other yarn system to be used for reinforcement.The measurable fabric of area that comprises usually at least two yarn systems that intersect each other with the right angle is considered to yarn fabric.Staggered yarn is the measurable fabric of area, its through longitudinally forming net simultaneously by one or more line production; Certainly, can combine other line to be used for further reinforcement.In this situation, a branch of at least fibre bundle with predetermined length is considered to yarn.The yarn system meaning is meant plurality of yarns.
Certainly; At fibre bundle during with the arranged in form of yarn fabric or staggered yarn; Yarn fabric or staggered yarn are longer than body also to be possible, makes in the place of needs, and yarn fabric or staggered yarn are arranged in the connection of protecting on the said body between body and the miscellaneous part through it.
Comprise below can using according to body of the present invention that the method for a plurality of steps produces:
A) provide and comprise ceramic material and be suitable for use in the body that heat exchanger neutralization is suitable for carrying fluid,
And
B) through at least part of at least two bundle fiber bundles under predetermined preparatory tension around the body outside, form force closure and connect, wherein the adjacent part of fibre bundle is arranged with preset distance.
Through this method, the body resistance to pressure that requires usually when device is made realizes through strengthening body with fibre bundle.Those skilled in the art can adjust preparatory tensioning used according to the invention according to fibrous material and body application.
Step b) can preferably include through at least two bundle fiber bundles and make fibre bundle be the network structure form around the part at least outside the body.Alternately, can consider that fibre bundle spurs around body with the measurable form of fabric of area.Step b) is preferably implemented with ratio such mode between 5:1 and 10:1 of distance between the adjacent fiber bundle and fiber bundle diameters.Thus through the relatively little covering in the outside of body being realized the increase of body intensity.
In a preferred embodiment, before step b), adhesive system is applied on fibre bundle and/or the body at least partly and makes it sclerosis then or it is fired.Thus, fibre bundle is arranged the outside that is fixed to body.The adhesive system that is used for fixing is preferably selected from the group that comprises adhesive, and this adhesive is formed and possibly mixed with silicon and silicon carbide filler by phenolic resins, epoxy resin or polysilazane base resin.This type adhesive system is wield and can adapts to body shape or be very suitable for fiber impregnation, they appear in thermmohardening or after firing with such as the ceramic material and the multiple fiber of carborundum and with carbon fiber good bonding force is arranged specifically.
Body and fibre bundle can be fixed through adhesive system, and wherein adhesive system is applied to body, fibre bundle or both and goes up and harden then or fire.Do not comprise adhesive system sclerosis, fire and comprise as the silicon of filler or the adhesive system of carborundum as the silicon or the carborundum of filler.Sclerosis preferably continues one to two hours under the temperature between 120 ℃ and 180 ℃, and under the pressure between no pressure ring border or 0.5 to 1.5 crust, implements.At high temperature, promptly under about 170 ℃ to 180 ℃ temperature, firm time reach 15 minutes normally enough.Temperature is high more, and firm time is short more.If adhesive system comprises hardening catalyst, sclerosis also can at room temperature take place.Fire preferably surpassing under the temperature of 1500 ° of C and continue up to two hours, and enforcement under the pressure between no pressure ring border or 0.5 to 1.5 crust.After adhesive sclerosis or adhesive were fired, fibre bundle just was disposed on the outside of body.
Body and fibre bundle can be provided with adhesive or adhesive independently of one another separately, and fixing then.In this situation, the adhesive system that is applied can be identical or different.Those skilled in the art can select the adhesive or the adhesive of suitable excellent bonds each other.
In preferred embodiment according to the method for the invention, fibre bundle is with adhesive or adhesive dipping, and they are hardened or fire then, and finally are disposed on the body.
Adhesive system can be arranged on the some points or several portions between body and the fibre bundle, thereby makes some predetermined points of fibre bundle be fixed to body.Alternately, fibre bundle can be completely fixed body through adhesive or adhesive.Fibre bundle preferably is completely fixed body.
Preferably tubular body or the capping of using according to the method for the invention of body, wherein, a plurality of holes are along the longitudinal extension of capping.
The ceramic material that uses according to the method for the invention is carborundum preferably, and it comprises at least a pottery or mineral filler alternatively.
According to the method for the invention, fibre bundle is carbon fiber bundle preferably.Carbon fiber bundle can twine around body with predetermined preparatory tensioning state with form of yarns.Alternately; The form that fibre bundle is put mesh network, knitted fabric, yarn fabric or staggered yarn with braid, shop exists; Preferably yarn fabric or staggered yarn, and be pulled to possibly being provided with curing adhesive or firing at least one outside of adhesive of body.On the other hand, to being used for carbon fiber bundle according to the method for the invention, can expect it as the fibre bundle that is provided with curing adhesive or fires adhesive.Specifically, in the situation of carbon fiber bundle, using silicon is suitable as the adhesive of filler because silicon in firing processing procedure can and carbon fiber reaction and produce carborundum and can realize between carbon fiber and the adhesive more firm bonding thus.
Body according to the present invention is particularly suitable for for example being used to have the mechanical stress of increase and/or the heat exchanger of strong corrosive medium and solvent, and also can be used for the every other parts of withstanding pressure and temperature loading as pipe.Because high-termal conductivity, resistance to pressure and be difficult for non-plastic fracture are so it is the special ideal material that is used for constructing heat exchanger.Particularly preferably as the pipe in the heat exchanger,, and realized self-cleaning effect through filling sabulous quick flow media thus according to body of the present invention for pipe because it is erosion-resisting and the permission high flow rate.Additional or alternately, according to body of the present invention preferably as at the bottom of the pipe in the heat exchanger.Be used as heat exchanger tube according to many tubular bodies of the present invention under the assembling form with being sealed on.
Comprise heat exchanger according to body of the present invention and for example present structure according to German patent DE 19714423.Heat exchanger comprises housing, has the pedestal of support, in order to the distance piece that produces distribution cavity, have the distribution pedestal at the bottom of the inner and outer pipes and be arranged in the pipe hole at the end and and be sealed in pipe wherein through sealing fluid.Pedestal and housing normally bolt are tightened, and wherein, distance piece is inserted between pedestal and the housing to produce distribution cavity.Straight diameter at the bottom of the interior pipe of distribution pedestal less than inner housing.Diameter at the bottom of the outer tube is big and therefore between housing and distribution cavity, bear sealing function.Pipe shows according to body of the present invention with the form of the pipe made by pressureless sintering carborundum, and its outside is centered on by pre-tensioned carbon fiber bundle.If temperature rises, then the preparatory tensioning of reinforcement advantageously improves through the negative expansion coefficient of carborundum.So, the reliable more and safety of the work of heat exchanger.Additional or alternately, also can comprise the pressureless sintering carborundum that is centered on by preparatory tensioning carbon fiber bundle at the bottom of the outer tube and/or at the bottom of the interior pipe.Alternately, except the network structure of carborundum tube and carbon fiber bundle, pipe also presents a kind of adhesive system in the above-mentioned adhesive system that is used for fixing two members.If adhesive system is oxidation resistant, then also can use oxidant, be used for cooling of heat exchanger working chamber or the heating of using this adhesive to construct.
Description of drawings
Existing with reference to the further explanation of following accompanying drawing feature and advantage of the present invention, but the present invention is not limited to this.
Fig. 1 illustrates the schematic side elevation according to body of the present invention;
Fig. 2 illustrates another schematic side elevation according to body of the present invention shown in Figure 1, partial sectional view shown in it;
Fig. 3 shows the amplifier section view of Fig. 2, and this part irises out and be labeled as III-III with chain-dotted line in Fig. 2; And
Fig. 4 illustrates the cutaway view that passes according to the subregion of another body of the present invention.
The specific embodiment
Shown in Fig. 1 according to the schematic side elevation of body 1 of the present invention.Body 1 comprises the smooth wall pipe made from pressureless sintering carborundum 3.Pipe 3 has opening at its 5,7 places, both ends, so it is suitable for carrying fluid.Pipe 3 has the yarn 9 with the carbon fiber bundle making around its winding, and said fibre bundle is by highly preparatory tensioning and as the reinforcement of managing 3.Yarn 9 is rendered as phenolic resin layer (not shown), and it act as adhesive phase.Yarn 9 twines around pipe 3 in the mode that predetermined point intersects with it, thereby forms network structure.
Fig. 2 illustrates another schematic side elevation according to body 1 of the present invention shown in Fig. 1.Among Fig. 2, use the Reference numeral identical to indicate identical parts with Fig. 1.Among Fig. 2, smooth wall pipe 3 illustrates equally has tube end 5,7, and said pipe has the yarn of making around the preparatory tensioning carbon fiber bundle of the usefulness of its winding 9, and the tensioning carbon fiber bundle has the phenolic resin layer in advance.The part of cutaway view further illustrates the tube wall 13 of pipe 3, and it presents the inboard 14 and the outside 15.Inboard 14 define the cavity 11 of pipe 3, and cavity 11 is unrestricted in the vertical and end at the opening at each tube end 5,7 place.Fluid can be conducted through the cavity 11 by inboard 14 restrictions.Yarn 9 is arranged on the outside 15 of tube wall 13.
Fig. 3 shows the amplifier section of Fig. 2, and this part irises out and be labeled as III-III with chain-dotted line in Fig. 2.Among Fig. 3, use with Fig. 2 same reference numerals and indicate identical parts.Can find out that from the view that amplifies yarn 9 is arranged on the outside 15 of tube wall 13, and cavity 11 is formed by the inboard 14 of tube wall 13.
Fig. 4 illustrates the cutaway view that passes according to another body 41 parts of the present invention.Body 41 according to the present invention is smooth wall pipes 43 made from pressureless sintering carborundum.Pipe 43 presents the tube wall 413 with inboard 414 and outside 415.The adhesive made from phenolic resin 417 is arranged on the outside 415 of tube wall 413, and the yarn made from carbon fiber 49 is arranged on the adhesive 417.Adhesive 417 only is arranged in those zones that are furnished with yarn 49 in the outside 415 of tube wall 413.Adhesive 417 is used for yarn 49 is fixed on the outside 415 of tube wall 413.Pipe has cavity 411, and this cavity is limited the inboard 414 of the tube wall 413 of pipe 43.

Claims (15)

1. comprise the body (1,41) of ceramic material, said body is suitable for use in the heat exchanger and is suitable for carrying fluid; It is characterized in that: the outside (15,415) of said body (3,43) in the vertical and/or week upwards by at least two bundle fiber bundles (9; 49) at least in part around and be connected with said fibre bundle force closure, wherein, said fibre bundle (9; 49) by tensioning in advance, and the adjacent part of said fibre bundle (9,49) is arranged with preset distance.
2. body as claimed in claim 1 (1,41) is characterized in that: said body is tubular body or capping, and wherein a plurality of holes are along the longitudinal extension of said capping, and wherein, said fibre bundle (9,49) forms network structure.
3. like one or multinomial described body (1,41) in the aforementioned claim 1 or 2, it is characterized in that: the ratio of the distance between the adjacent fiber bundle and the diameter of said fibre bundle is between 5:1 and 10:1.
4. like one or multinomial described body (1,41) in the aforementioned claim 1 to 3, it is characterized in that: said fibre bundle (9,49) is a carbon fiber bundle.
5. like one or multinomial described body (1,41) in the aforementioned claim 1 or 4, it is characterized in that: said ceramic material is closely knit sintered silicon carbon, and this closely knit sintered silicon carbon comprises at least a pottery or mineral filler alternatively.
6. like one or multinomial described body (1 in the aforementioned claim 1 or 5; 41); It is characterized in that: it is the adhesive system of from the group that comprises adhesive, selecting (417) that the said force closure between fibre bundle (49) and the said outside (415) connects, and said adhesive is formed and possibly mixed with silicon and silicon carbide filler by phenolic resins, epoxy resin or polysilazane base resin.
7. method of making body (1,41) comprises step:
A) provide comprise ceramic material and be suitable for use in heat exchanger neutralization be suitable for carrying fluid body (3,43) and
B) through the outside (15 of at least two bundle fiber bundles (9,49) under predetermined preparatory tension around said body (3,43); 415) part at least forms force closure and connects, wherein; The adjacent part of said fibre bundle (9,49) is arranged with preset distance.
8. method as claimed in claim 7; It is characterized in that: step b) comprises through the said outside (15 of at least two bundle fiber bundles (9,49) around said body (3,43); 415) at least the part and make said fibre bundle (9,49) be cancellated form.
9. like one or multinomial described method in the aforementioned claim 7 or 8; It is characterized in that; Step b) comprises through at least two bundle fiber bundles (9; 49) make the ratio of diameter of distance and said fibre bundle between the adjacent fiber bundle between 5:1 and 10:1 around the part at least in the said outside (15,415) of said body (3,43).
10. like one or multinomial described method in the aforementioned claim 7 to 9; It is characterized in that: before step b); Adhesive system (417) is applied on said body (43) and/or the said fibre bundle (49) at least partly, and makes the sclerosis of said adhesive system then or it is fired.
11. method as claimed in claim 10; It is characterized in that: said adhesive system (417) is selected from the group that comprises adhesive; Said adhesive is made up of phenolic resins, epoxy resin or polysilazane base resin, and mixes with silicon and silicon carbide filler when needed.
12. like one or multinomial described method in the aforementioned claim 7 to 11, it is characterized in that: said body (1,41) is tubular body or capping, wherein, a plurality of holes are along the longitudinal extension of said capping.
13. like one or multinomial described method in the aforementioned claim 7 to 12, it is characterized in that: said fibre bundle (9,49) is a carbon fiber bundle.
14. like one or multinomial described method in the aforementioned claim 7 to 13, it is characterized in that: said ceramic material is closely knit sintered silicon carbon, this closely knit sintered silicon carbon comprises at least a pottery or mineral filler alternatively.
15. as one or multinomial described body (1,41) in the aforementioned claim 1 to 6 are as the pipe in the heat exchanger or the use at the pipe end.
CN2010800574519A 2009-12-17 2010-11-10 Fiber-reinforced body Pending CN102713493A (en)

Applications Claiming Priority (3)

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DE102009054910.2 2009-12-17
DE102009054910A DE102009054910A1 (en) 2009-12-17 2009-12-17 Fiber-reinforced body
PCT/EP2010/067211 WO2011082866A1 (en) 2009-12-17 2010-11-10 Fiber-reinforced body

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CN102713493A true CN102713493A (en) 2012-10-03

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US (1) US20120267087A1 (en)
EP (1) EP2513589A1 (en)
JP (1) JP2013514512A (en)
KR (1) KR101426631B1 (en)
CN (1) CN102713493A (en)
BR (1) BR112012014847A2 (en)
CA (1) CA2783126C (en)
DE (1) DE102009054910A1 (en)
RU (1) RU2012130063A (en)
WO (1) WO2011082866A1 (en)

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US20120267087A1 (en) 2012-10-25

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