CN101078567A - Composite hollow ceramic solar energy heat collection plate production method - Google Patents
Composite hollow ceramic solar energy heat collection plate production method Download PDFInfo
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- CN101078567A CN101078567A CNA2006100442996A CN200610044299A CN101078567A CN 101078567 A CN101078567 A CN 101078567A CN A2006100442996 A CNA2006100442996 A CN A2006100442996A CN 200610044299 A CN200610044299 A CN 200610044299A CN 101078567 A CN101078567 A CN 101078567A
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- 239000000919 ceramic Substances 0.000 title claims abstract description 145
- 239000002131 composite material Substances 0.000 title claims abstract description 34
- 238000004519 manufacturing process Methods 0.000 title claims description 19
- 229910052720 vanadium Inorganic materials 0.000 claims abstract description 46
- LEONUFNNVUYDNQ-UHFFFAOYSA-N vanadium atom Chemical compound [V] LEONUFNNVUYDNQ-UHFFFAOYSA-N 0.000 claims abstract description 46
- 238000000034 method Methods 0.000 claims abstract description 44
- 239000002994 raw material Substances 0.000 claims abstract description 24
- 239000000463 material Substances 0.000 claims abstract description 17
- 238000001125 extrusion Methods 0.000 claims abstract description 8
- 229910052573 porcelain Inorganic materials 0.000 claims abstract description 7
- GFNGCDBZVSLSFT-UHFFFAOYSA-N titanium vanadium Chemical compound [Ti].[V] GFNGCDBZVSLSFT-UHFFFAOYSA-N 0.000 claims description 46
- 238000000605 extraction Methods 0.000 claims description 32
- 235000015895 biscuits Nutrition 0.000 claims description 31
- 239000000758 substrate Substances 0.000 claims description 17
- 230000008676 import Effects 0.000 claims description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 12
- 238000001035 drying Methods 0.000 claims description 10
- 238000010304 firing Methods 0.000 claims description 9
- 238000010438 heat treatment Methods 0.000 claims description 9
- 238000005507 spraying Methods 0.000 claims description 9
- 239000011159 matrix material Substances 0.000 claims description 8
- 239000012530 fluid Substances 0.000 claims description 7
- 229910052751 metal Inorganic materials 0.000 claims description 6
- 239000002184 metal Substances 0.000 claims description 6
- 230000004927 fusion Effects 0.000 claims description 5
- 229910052804 chromium Inorganic materials 0.000 claims description 4
- 229910052748 manganese Inorganic materials 0.000 claims description 4
- 229910052759 nickel Inorganic materials 0.000 claims description 4
- 239000002893 slag Substances 0.000 claims description 4
- 239000007921 spray Substances 0.000 claims description 4
- 150000001875 compounds Chemical class 0.000 claims description 3
- 238000007598 dipping method Methods 0.000 claims description 3
- 238000002844 melting Methods 0.000 claims description 3
- 230000008018 melting Effects 0.000 claims description 3
- 238000012545 processing Methods 0.000 claims description 3
- 230000005855 radiation Effects 0.000 claims description 3
- 238000000889 atomisation Methods 0.000 claims description 2
- 230000000740 bleeding effect Effects 0.000 claims description 2
- 238000007664 blowing Methods 0.000 claims description 2
- SZVJSHCCFOBDDC-UHFFFAOYSA-N iron(II,III) oxide Inorganic materials O=[Fe]O[Fe]O[Fe]=O SZVJSHCCFOBDDC-UHFFFAOYSA-N 0.000 claims description 2
- 239000000203 mixture Substances 0.000 claims description 2
- 238000000465 moulding Methods 0.000 claims description 2
- 239000002002 slurry Substances 0.000 claims description 2
- 238000010521 absorption reaction Methods 0.000 abstract description 8
- 238000006243 chemical reaction Methods 0.000 abstract description 5
- 239000002344 surface layer Substances 0.000 abstract 1
- 239000003595 mist Substances 0.000 description 4
- 238000004378 air conditioning Methods 0.000 description 3
- 229910052742 iron Inorganic materials 0.000 description 3
- 230000032683 aging Effects 0.000 description 2
- 238000000498 ball milling Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000018109 developmental process Effects 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 238000010792 warming Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 238000006424 Flood reaction Methods 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011449 brick Substances 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000010433 feldspar Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000010298 pulverizing process Methods 0.000 description 1
- -1 quartzy Substances 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S70/00—Details of absorbing elements
- F24S70/10—Details of absorbing elements characterised by the absorbing material
- F24S70/16—Details of absorbing elements characterised by the absorbing material made of ceramic; made of concrete; made of natural stone
-
- 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
- Y02E10/40—Solar thermal energy, e.g. solar towers
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- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Compositions Of Oxide Ceramics (AREA)
Abstract
The invention relates to a black ceramic, named as V-Ti black porcelain. One of raw materials is vanadium recovering tailing. Sunshine absorption ratio of V-Ti black porcelain is 0.9 and is the good photo-thermal conversion material. Because output of vanadium recovering tailing is finite, the invention provides a method that V-Ti black porcelain is used as inner and outer surface layers; normal ceramic raw material is the basic body of hollow ceramic plate by extrusion; by their combination composite ceramic hollow solar heat collecting plate is made so that vanadium tailing and V-Ti black porcelain can be made use of effectively.
Description
(1) technical field
The present invention relates to the manufacture method of solar energy heating body, be manufacture method specifically, say so in more detail about utilizing trade waste-tailings in vanadium extraction to make it become the method for complex type solar heat collection plate for one of raw material or raw material combine with common ceramic phase as solar absorptive material about composite ceramics hollow solar heat-collection plate.
(2) background technology
The solar energy utilization mainly is divided into solar photovoltaic utilization, solar thermal utilization mode, solar thermal utilization mainly is a solar water heater at present, solar water heater is divided into closing-sunning type and circulating, circulating efficient is higher, its heat collection body mainly adopts board-like heat collection body of metal tube and vacuum glass tubular type heat collection body, both all have the following disadvantages: 1. the board-like heat collection body of metal tube mainly adopts materials such as copper, aluminium, glass tube with vacuum heat collection body structure and manufacturing process relative complex, the price of calculating both with every square metre of endotherm area is all than higher.2. both all adopt the black sunlight absorbing coating that low temperature applies, and the aging sunlight absorption rate that makes that has under long-term effect of sunlight to a certain degree decays, and is one of reason that causes efficient and life problems.3. because material and structural reason are difficult and building is combined as a whole.
Produce black ceramic in the past and must add Co, Cr, Ni, Mn, Fe grade in an imperial examination phase transition elements all around, price is very expensive, it is the method that one of raw material is produced various black ceramic goods with the tailings in vanadium extraction that Chinese patent CN85102464 has narrated, this black ceramic is called vanadium-titanium black ceramic, and the present invention is to the improvement of said method and development.
Vanadium-titanium black ceramic can a large amount of energy that absorb in the sunlight during by solar radiation, and sunlight absorption rate can reach 0.9, and through test, in latitude 37 degree areas, summer, fine 1 square metre of vanadium-titanium black ceramic solar panel can be heated to 10kg water 100 ℃.When being heated, vanadium-titanium black ceramic can launch far ir ray, has higher infrared emittance, water is the infrared-sensitive material, the far ir ray of wall emission is useful to improving vanadium-titanium black ceramic solar water heater efficient in the vanadium-titanium black ceramic solar panel, and this point is different with the outer surface that common solar energy heating body just covers the black solar energy absorbing paint heat collection body.Vanadium-titanium black ceramic is good optical-thermal conversion material.Vanadium-titanium black ceramic black is pure, physicochemical property is good, at present be used to produce the decorative panel for building of solid surface grinding in a large number, low production cost, its sales volume has reached several hundred million units, about 10 millimeters of vanadium-titanium black ceramic decorative panel thickness, 25～30 yuan every square metre of the hair plates prices of not polishing, the vanadium-titanium black ceramic decorative panel utilizes just that vanadium-titanium black ceramic black is pure, decorative effect is sedate, serious this characteristic, and the photo-thermal transfer characteristic that itself has does not obtain sufficient development and utilization as yet.Vanadium-titanium black ceramic intensity height, rupture strength 45～100mpa, almost double than common Imitation Rock Porcelain Tiles, cheap for manufacturing cost, not burn into do not wear out, do not fade, nontoxic, harmless, "dead", fire through thousands of degree temperature and to form, through accelerated ageing, do not find the sunlight absorption rate attenuation problem, can have almost permanent service life, be fit to very much make the solar energy heating body, easily combine with building, be used for the solar energy roof, its intensity is about ten times on common tile, service time can with the building the same life-span.
40,000,000,000 square metres of China's existing building areas, about 10,000,000,000 square metres of roof area, 2,000,000,000 square metres of annual new buildings, about 500,000,000 square metres of roof, the energy for building enormous amount, be mainly used in summer air-conditioning, warming and life hot water, fossil energy is in short supply, and making full use of regenerative resource is general trend.In recent years Kai Fa absorption type air-conditioner can be produced the cold wind that temperature is lower than 25 ℃ greater than the power conversion of 65 ℃ hot water with temperature, is used for summer air-conditioning.Winter sunlight can with more than the air heat to 30 in the solar heat-collection plate ℃ as the Central Heating Providing heating buildings.Solar energy is unsettled; the thin energy; about about 1 kilowatt of every square metre of power upper limit; the Chinese city resident is about 15 square metres of roof area per family; about 100 square metres of rural area; utilize solar energy to realize summer air-conditioning, warming, must provide cheap, long-lived, efficient, easily with build the solar energy heating body that combines, the vanadium-titanium black ceramic solar panel might be realized this goal.But vanadium-titanium black ceramic is primary raw material with the tailings in vanadium extraction, the demand and the output of vanadium are all little at present, cause the tailings in vanadium extraction quantum of output that certain limit is arranged, so exploitation is the surfaces externally and internally layer with the vanadium-titanium black ceramic, is the composite ceramics hollow solar heat-collection plate of matrix with conventional pottery, so that tailings in vanadium extraction is used more effectively, be very important.China produces about 4,000,000,000 square metres of ceramic wall and floor bricks per year, wherein projected area is greater than about 1,000,000,000 square metres of 0.2 square metre Imitation Rock Porcelain Tiles, therefore produce several hundred million square metres of outer surfaces per year or surfaces externally and internally is a vanadium-titanium black ceramic, matrix may be accomplished for ceramic usually composite ceramics hollow solar heat-collection plate, also is to need very much with necessary.
(3) summary of the invention
The objective of the invention is to make full use of limited resources, exploitation vanadium-titanium black ceramic photo-thermal conversion performance, make composite ceramics hollow solar heat-collection plate cheaply, composite ceramics hollow solar heat-collection plate is to be matrix with the conventional ceramic raw material with the ceramic hollow sheeting of plasticity extrustion process extrusion molding, with the vanadium-titanium black ceramic is the hollow plate-shaped products with import and export of the pottery of superficial layer, under solar radiation, solar energy is absorbed by vanadium-titanium black ceramic, transmit and the interior water of heating cavity, air or other fluids, fluid is heated up, thermal energy from fluid can be utilized by people, and above-mentioned thermal-arrest plate veneer projected area is greater than 0.2 square metre.
The present invention is achieved in that
With common ceramic raw material through ball milling, filter mud, pugging, old, by the extrusion molding of vacuum extruding machine extruding method is the porous ventilating hole plate, through processing through hole is interconnected at the place, two ends, the plug of the bonding material of the same race in two ends and import and export become ceramic hollow sheeting biscuit, biscuit is called ceramic hollow sheeting base substrate after biscuiting, the mixture of trade waste-tailings in vanadium extraction or tailings in vanadium extraction and other ceramic raw material is worn into mud, above-mentioned mud is covered on ceramic hollow sheeting biscuit or the outer surface or surfaces externally and internally through the base substrate of biscuiting, with above-mentioned biscuit or the base substrate drying that has covered mud, burn till, promptly obtaining matrix is conventional ceramic, and superficial layer is the composite ceramics hollow solar heat-collection plate of vanadium-titanium black ceramic.
Above-mentioned tailings in vanadium extraction is meant: vanadium titano-magnetite obtains vanadium-bearing hot metal through melting, vanadium-bearing hot metal obtains vanadium slag through blowing, vanadium slag adds auxiliary material and carries out roasting, roasting material is carried out the wet extraction vanadium extraction, remaining residue is tailings in vanadium extraction after extracting vanadium, is that the black ceramic that one of whole raw materials or raw material are made is called vanadium-titanium black ceramic with tailings in vanadium extraction.
Above-mentioned mud is meant by independent tailings in vanadium extraction and grinds the mud that forms, wherein tailings in vanadium extraction accounts for 100%, fineness is 100～400 orders, above-mentioned mud also can be tailings in vanadium extraction and the mud that grinds after other conventional ceramic raw material mixes, wherein tailings in vanadium extraction accounts for 30～100% (weight), and fineness is 100～400 orders.
Mud is covered ceramic hollow sheeting biscuit or can adopt several different methods through the method on the base substrate outer surface of biscuiting, as spraying, spray, impregnating method.
Mud is covered ceramic hollow sheeting biscuit or can adopt following method through the method on the base substrate inner surface of biscuiting:
1. the method for mud with spraying, dipping covered on the inside and outside surface of the porous ventilating hole plate of being extruded by the vacuum extruding machine, bonding plug and import and export form ceramic hollow sheeting biscuit at two ends then.
2. mud is injected in the base substrate of ceramic hollow sheeting biscuit or biscuiting, keep bleeding off mud after a period of time, make inner surface absorption cover one deck mud.
3. with slurry atomization, mud is become be suspended in the molecule in the air-flow, the mud after the atomizing is injected in hollow sheeting biscuit or the base substrate with air-flow, make inner surface cover one deck mud.
Usually ceramic blankets adopts ceramic glaze, and ceramic glaze is a vitreum, is the low melting point that covers on ceramic matrix, and superficial layer fusion during high temperature, mobile forms smooth surface.Solar absorbing layer requires surface black, coarse, porous, is beneficial to the sunlight absorption rate that keeps higher, does not allow the superficial layer fusion to become vitreum and forms smooth glaze.
The matrix of composite ceramics hollow solar heat-collection plate is the ceramic hollow sheeting made from the conventional ceramic raw material, the top layer is a black, coarse, the vanadium-titanium black ceramic that is covered with small hole, adjusting the prescription of ceramic hollow sheeting and material fineness can make its firing temperature be controlled at proper temperature between 1100～1300 ℃, the same prescription of adjusting vanadium-titanium black ceramic and material fineness also can make the firing temperature of vanadium-titanium black ceramic superficial layer be controlled at proper temperature between 1100～1300 ℃, can make the vanadium-titanium black ceramic that constitutes superficial layer sinter porcelain into and not make its fusion, flowing, it is smooth to become, reflective glaze.Ceramic hollow sheeting can be transferred to identical sintering temperature with the vanadium-titanium black ceramic superficial layer, make both once-firings, also can the first firing ceramics hollow sheeting and then the system vanadium-titanium black ceramic superficial layer that behind ceramic hollow sheeting surface coverage vanadium-titanium black ceramic mud layer, reburns.
Vanadium-titanium black ceramic is an optical-thermal conversion material, when being heated, vanadium-titanium black ceramic can launch far ir ray, water is the infrared-sensitive material, infrared-ray is higher to the efficiency of heating surface of water, so when composite ceramics hollow solar heat-collection plate adopts water to be fluid, cover the efficient that vanadium-titanium black ceramic can improve heat collection body at the hollow sheeting inner surface.
Under the tailings in vanadium extraction situation that supply falls short of demand, the phase element compound replaces tailings in vanadium extraction to be used for the surfaces externally and internally layer made from the conventional ceramic raw material with the ceramic hollow sheeting of extrusion molding moulding around the also available Co, Ni, Cr, Mn, Fe grade in an imperial examination.
(4) description of drawings
Describe characteristics of the present invention in detail below in conjunction with accompanying drawing:
Fig. 1 represents that with conventional ceramic raw material plastic forming be porous ventilating hole plate 1, and through being processed into the ventilating hole plate 2 that the two ends through hole links to each other, the bonding plug 3 with import and export in two ends becomes ceramic hollow sheeting biscuit 4.
Fig. 2 represents that the mud jet pipe 6 of mud 5 through inserting ventilating hole plate 2 covers the mud spraying inner surface of ventilating hole plate 2.
Fig. 3 represents that ventilating hole plate 2 floods, and covers on the surfaces externally and internally of ventilating hole plate 2 mud 5 in mud ditch 7.
Fig. 4 represents that mud 5 or mist mud 8 inject from the following hole of ceramic hollow biscuit plate, and the hole covers on the inner surface of ceramic hollow biscuit plate mud 5 in the arrival.
Among the figure:
The ventilating hole plate 3-that 1-porous ventilating hole plate 2-two ends through hole links to each other has the plug 4-pottery hollow sheeting biscuit of import and export
5-mud 6-mud jet pipe 7-mud ditch 8-mist mud
(5) specific embodiments
Embodiment
1. with the conventional ceramic raw clay, quartzy, feldspar is through pulverizing, ball milling becomes conventional ceramic mud, cross and remove excessive moisture with press filtration behind the 200 order vibratory sieves and become mud cake, being extruded into the mud section with vacuum deairing machine after thick the white silk, to enter old room old, be 500 millimeters of width with the extrusion molding of vacuum extruding machine then, 38 millimeters of thickness, there are 12 holes the centre, 5 millimeters of pore wall thicknesses, the porous ventilating hole plate that length is 1000 millimeters, remove the local partition at porous ventilating hole plate two ends, the through hole two ends are linked to each other, become the ventilating hole plate that the nose end head links to each other, the plug with import and export of this bonding same material in ventilating hole plate two ends promptly becomes ceramic hollow sheeting biscuit.As shown in Figure 1, after the pottery hollow biscuit plate drying, stand up, with tailings in vanadium extraction 65%, conventional ceramic raw material 35% (weight) is worn into vanadium-titanium black ceramic mud after mixing, cross 250 mesh sieves, this mud or mist mud are injected from end opening, it is as shown in Figure 4 suitable for reading that liquid level or mist mud are risen to, opening end opening then bleeds off, mud promptly covers the inner surface of ceramic hollow sheeting biscuit, after the drying, outer surface sprays above-mentioned vanadium-titanium black ceramic mud again, and dry once more laggard klining becomes, 1190 ℃ of firing temperatures, the vanadium-titanium black ceramic layer on pottery hollow sheeting and surface once-firing simultaneously becomes porcelain, the not fusion when high temperature burns till of vanadium-titanium black ceramic layer, do not flow, do not become reflective vitreum, superficial layer is a black, coarse, the vanadium-titanium black ceramic layer that is covered with small hole, can efficient absorption sunlight energy thereby become the surface, inner surface can be launched the composite ceramics hollow solar heat-collection plate of far ir ray.
2. as embodiment 1 described method, the mud of vanadium-titanium black ceramic mud or atomizing injects the ceramic hollow sheeting base substrate through biscuiting, and all the other are identical with example 1, obtain composite ceramics hollow solar heat-collection plate.
3. make ceramic hollow biscuit plate as method as described in the embodiment 1, carry out biscuiting after the drying earlier, 1190 ℃ of firing temperatures, pure tailings in vanadium extraction is ground into 200 order mud, method with embodiment 1 covers through on the billet surface of biscuiting, fire after the drying, 1130 ℃ of firing temperatures obtain composite ceramics hollow solar heat-collection plate.
4. the ventilating hole plate that links to each other of the nose end head of making as method as described in the embodiment 1,12 mud jet pipes are inserted simultaneously in 12 holes of ventilating hole plate, spray, as shown in Figure 2, make vanadium-titanium black ceramic mud cover inner surface, two ends are bonding to have outer surface spraying vanadium-titanium black ceramic mud behind the plug of import and export, burns till after the drying, becomes composite ceramics hollow solar heat-collection plate.
5. make the ventilating hole plate that nose end links to each other as method as described in the embodiment 1, dry back is whole to be flooded in the vanadium-titanium black ceramic mud ditch, make surfaces externally and internally cover mud, as shown in Figure 3, two ends are bonding to have behind the plug of import and export again to plug place outer surface spraying vanadium-titanium black ceramic mud, burn till after the drying, become composite ceramics hollow solar heat-collection plate.
6. make ceramic hollow sheeting biscuit as method as described in the embodiment 1,, burn till after the drying at outer surface spraying vanadium-titanium black ceramic mud.Promptly become composite ceramics hollow solar heat-collection plate.
7. make ceramic hollow sheeting biscuit as method as described in the embodiment 1, around outer surface spraying Co, Cr, Ni, Mn, Fe grade in an imperial examination the phase element compound be 10% (weight) other burn till after the drying for the mud of conventional ceramic raw material.Promptly become composite ceramics hollow solar heat-collection plate.
Claims (12)
1. make the method for composite ceramics hollow solar heat-collection plate, it is characterized in that the method extrusion molding porous ventilating hole plate that after routine processing, extrudes with common ceramic raw material with plasticity, through processing through hole is interconnected at the place, two ends, the plug of the bonding material of the same race in two ends and import and export form ceramic hollow sheeting biscuit, biscuit is called ceramic hollow sheeting base substrate after biscuiting, the mixture of trade waste-tailings in vanadium extraction or tailings in vanadium extraction and other ceramic raw material is worn into mud, above-mentioned mud is covered on ceramic hollow sheeting biscuit or the outer surface or surfaces externally and internally through the base substrate of biscuiting, with above-mentioned biscuit or the base substrate drying that has covered mud, burn till, promptly obtaining matrix is conventional ceramic, and superficial layer is the composite ceramics hollow solar heat-collection plate of vanadium-titanium black ceramic.
2. according to the method for the described manufacturing composite ceramics of claim 1 hollow solar heat-collection plate, it is characterized in that described tailings in vanadium extraction is meant: vanadium titano-magnetite obtains vanadium-bearing hot metal through melting, vanadium-bearing hot metal obtains vanadium slag through blowing, vanadium slag adds auxiliary material and carries out roasting, roasting material is carried out the wet extraction vanadium extraction, remaining residue is tailings in vanadium extraction after extracting vanadium, is that the black ceramic that one of whole raw materials or raw material are made is called vanadium-titanium black ceramic with tailings in vanadium extraction.
3. according to the method for the described manufacturing composite ceramics of claim 1 hollow solar heat-collection plate, it is characterized in that described composite ceramics hollow solar heat-collection plate is is that matrix is the hollow plate-shaped products with import and export of the pottery of superficial layer with the vanadium-titanium black ceramic with the conventional ceramic raw material with the ceramic hollow sheeting of plasticity extrustion process extrusion molding, under solar radiation, solar energy is absorbed by vanadium-titanium black ceramic, transmit and the interior water of heating cavity, air or other fluids, fluid is heated up, thermal energy from fluid can be utilized by people, and composite ceramics hollow solar heat-collection plate veneer projected area is greater than 0.2 square metre.
4. according to the method for the described manufacturing composite ceramics of claim 1 hollow solar heat-collection plate, it is characterized in that described mud is meant by independent tailings in vanadium extraction to grind the mud that forms, wherein tailings in vanadium extraction accounts for 100% (weight), and fineness is 100～400 orders.
5. according to the method for the described manufacturing composite ceramics of claim 1 hollow solar heat-collection plate, it is characterized in that described mud is to grind the mud that forms after being mixed by tailings in vanadium extraction and other conventional ceramic raw materials, wherein tailings in vanadium extraction accounts for 30～100% (weight), and fineness is 100～400 orders.
6. according to the method for the described manufacturing composite ceramics of claim 1 hollow solar heat-collection plate, it is characterized in that the described method that mud is covered on ceramic hollow sheeting biscuit or the process base substrate outer surface of biscuiting is spraying, spray, dipping.
7. according to the method for the described manufacturing composite ceramics of claim 1 hollow solar heat-collection plate, it is characterized in that the described method that mud is covered on biscuit or the base substrate is that the method for mud with spraying covered on the inner surface of porous ventilating hole plate, bonding plug and import and export form ceramic hollow sheeting biscuit at two ends then.
8. according to the method for the described manufacturing composite ceramics of claim 1 hollow solar heat-collection plate, it is characterized in that the described method that mud is covered on biscuit or the base substrate is that the method for mud with dipping covered on the inside and outside surface of porous ventilating hole plate, bonding plug and import and export form ceramic hollow sheeting biscuit at two ends then.
9. according to the method for the described manufacturing composite ceramics of claim 1 hollow solar heat-collection plate, it is characterized in that described mud covering method is that mud is injected in ceramic hollow sheeting biscuit or the base substrate, keep bleeding off mud after a period of time, make inner surface cover one deck mud.
10. according to the method for the described manufacturing composite ceramics of claim 1 hollow solar heat-collection plate, it is characterized in that the described method that mud is covered on biscuit or the base substrate is to inject in hollow sheeting biscuit or the base substrate behind the slurry atomization, make inner surface cover one deck mud.
11. method according to the described manufacturing composite ceramics of claim 1 hollow solar heat-collection plate, it is characterized in that described composite ceramics hollow solar heat-collection plate firing temperature is controlled between 1100～1300 ℃, make its superficial layer become porcelain and do not reach fusion, mobile state.
12. method according to the described manufacturing composite ceramics of claim 1 hollow solar heat-collection plate, it is characterized in that described tailings in vanadium extraction can replace with phase element compound around Co, Cr, Ni, Mn, the Fe grade in an imperial examination, be used for superficial layer with the ceramic hollow sheeting of extrusion molding moulding with the manufacturing of conventional ceramic raw material.
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006100442996A CN100510570C (en) | 2006-05-25 | 2006-05-25 | Method for preparing composite hollow ceramic solar energy heat collection plate |
| PCT/CN2007/001653 WO2007137506A1 (en) | 2006-05-25 | 2007-05-22 | A method for making ceramic large-size hollow plate and products thereof |
| JP2009511323A JP4991849B2 (en) | 2006-05-25 | 2007-05-22 | Manufacturing method and applied products of large size hollow ceramic plate |
| AU2007266395A AU2007266395B2 (en) | 2006-05-25 | 2007-05-22 | A method for making ceramic large-size hollow plate and products thereof |
| US12/302,489 US20090229598A1 (en) | 2006-05-25 | 2007-05-22 | method for making large-sized hollow ceramic plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006100442996A CN100510570C (en) | 2006-05-25 | 2006-05-25 | Method for preparing composite hollow ceramic solar energy heat collection plate |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200910007128XA Division CN101482335B (en) | 2006-05-25 | 2006-05-25 | Composite ceramic solar plate |
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| Publication Number | Publication Date |
|---|---|
| CN101078567A true CN101078567A (en) | 2007-11-28 |
| CN100510570C CN100510570C (en) | 2009-07-08 |
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| CNB2006100442996A Expired - Fee Related CN100510570C (en) | 2006-05-25 | 2006-05-25 | Method for preparing composite hollow ceramic solar energy heat collection plate |
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| CN101922216A (en) * | 2009-06-11 | 2010-12-22 | Siti-B&T集团股份公司 | Coating component and its implementation |
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| CN102042936A (en) * | 2010-11-03 | 2011-05-04 | 曹树梁 | Pressure-bearing inspection method and pressure-bearing inspection device of ceramic solar panel |
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| CN101586882B (en) * | 2008-05-20 | 2012-04-18 | 曹树梁 | Method and device of reducing wall thickness of going-to-the-sun surface of ceramic solar panel |
| CN101893342B (en) * | 2009-02-16 | 2012-11-21 | 曹树梁 | Slip casting ceramic solar panel having inlet and outlet connectors |
| CN101922216A (en) * | 2009-06-11 | 2010-12-22 | Siti-B&T集团股份公司 | Coating component and its implementation |
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| CN102062486A (en) * | 2010-01-04 | 2011-05-18 | 曹树梁 | Composite ceramic solar heat-collection plate and solar groove-shaped air channel |
| CN102235081A (en) * | 2010-04-21 | 2011-11-09 | 祁魁 | Construction and installation method of composite wall bricks |
| CN102297536A (en) * | 2010-06-23 | 2011-12-28 | 黄锦熙 | Composite black porcelain solar energy heat collecting plate and manufacturing method thereof |
| WO2011160436A1 (en) * | 2010-06-23 | 2011-12-29 | Huang Jinxi | Solar heat collecting plate of composite black ceramic material and method for manufacturing the same |
| CN102042936A (en) * | 2010-11-03 | 2011-05-04 | 曹树梁 | Pressure-bearing inspection method and pressure-bearing inspection device of ceramic solar panel |
| CN101994370B (en) * | 2010-11-30 | 2012-08-22 | 北京前沿科学研究所 | Vanadium and titanium functional photo-thermal conversion solar roof |
| CN102153317A (en) * | 2010-11-30 | 2011-08-17 | 北京前沿科学研究所 | Vanadium-titanium functional photothermal conversion coating |
| CN101994370A (en) * | 2010-11-30 | 2011-03-30 | 北京前沿科学研究所 | Vanadium and titanium functional photo-thermal conversion solar roof |
| CN104266367A (en) * | 2014-09-04 | 2015-01-07 | 黄锦熙 | Manufacturing method and application of flat box type double-sided heat collection type solar thermal collector |
| CN105599107A (en) * | 2016-01-19 | 2016-05-25 | 山东圣川陶瓷材料有限公司 | Forming method of inorganic ceramic material |
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