CN107266047B - 一种稀土陶瓷高温相变蓄放能材料及其制备方法 - Google Patents
一种稀土陶瓷高温相变蓄放能材料及其制备方法 Download PDFInfo
- Publication number
- CN107266047B CN107266047B CN201710509716.8A CN201710509716A CN107266047B CN 107266047 B CN107266047 B CN 107266047B CN 201710509716 A CN201710509716 A CN 201710509716A CN 107266047 B CN107266047 B CN 107266047B
- Authority
- CN
- China
- Prior art keywords
- rare
- phase
- earth
- temperature
- oxide
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 229910052761 rare earth metal Inorganic materials 0.000 title claims abstract description 84
- 150000002910 rare earth metals Chemical class 0.000 title claims abstract description 80
- 239000000919 ceramic Substances 0.000 title claims abstract description 68
- 239000000463 material Substances 0.000 title claims abstract description 55
- 238000002360 preparation method Methods 0.000 title claims abstract description 20
- 239000012782 phase change material Substances 0.000 claims abstract description 33
- 229910017053 inorganic salt Inorganic materials 0.000 claims abstract description 32
- 229910001404 rare earth metal oxide Inorganic materials 0.000 claims abstract description 30
- 239000006104 solid solution Substances 0.000 claims abstract description 25
- 229910001928 zirconium oxide Inorganic materials 0.000 claims abstract description 24
- RVTZCBVAJQQJTK-UHFFFAOYSA-N oxygen(2-);zirconium(4+) Chemical compound [O-2].[O-2].[Zr+4] RVTZCBVAJQQJTK-UHFFFAOYSA-N 0.000 claims abstract description 23
- PUZPDOWCWNUUKD-UHFFFAOYSA-M sodium fluoride Chemical compound [F-].[Na+] PUZPDOWCWNUUKD-UHFFFAOYSA-M 0.000 claims abstract description 14
- 230000007704 transition Effects 0.000 claims abstract description 14
- 239000007788 liquid Substances 0.000 claims abstract description 11
- 150000003839 salts Chemical class 0.000 claims abstract description 9
- 239000000243 solution Substances 0.000 claims description 24
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 16
- CPLXHLVBOLITMK-UHFFFAOYSA-N Magnesium oxide Chemical compound [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 claims description 16
- PNEYBMLMFCGWSK-UHFFFAOYSA-N Alumina Chemical compound [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 15
- 238000005245 sintering Methods 0.000 claims description 15
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 claims description 12
- CMOAHYOGLLEOGO-UHFFFAOYSA-N oxozirconium;dihydrochloride Chemical compound Cl.Cl.[Zr]=O CMOAHYOGLLEOGO-UHFFFAOYSA-N 0.000 claims description 12
- 239000001913 cellulose Substances 0.000 claims description 11
- 229920002678 cellulose Polymers 0.000 claims description 11
- 238000010438 heat treatment Methods 0.000 claims description 10
- 239000008367 deionised water Substances 0.000 claims description 9
- 229910021641 deionized water Inorganic materials 0.000 claims description 9
- 238000002156 mixing Methods 0.000 claims description 9
- 238000000465 moulding Methods 0.000 claims description 9
- 238000010792 warming Methods 0.000 claims description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 9
- 229910021529 ammonia Inorganic materials 0.000 claims description 8
- 239000000395 magnesium oxide Substances 0.000 claims description 8
- 238000000227 grinding Methods 0.000 claims description 7
- WCUXLLCKKVVCTQ-UHFFFAOYSA-M Potassium chloride Chemical compound [Cl-].[K+] WCUXLLCKKVVCTQ-UHFFFAOYSA-M 0.000 claims description 6
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 claims description 6
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 claims description 6
- 238000001816 cooling Methods 0.000 claims description 6
- 238000001035 drying Methods 0.000 claims description 6
- MRELNEQAGSRDBK-UHFFFAOYSA-N lanthanum(3+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[La+3].[La+3] MRELNEQAGSRDBK-UHFFFAOYSA-N 0.000 claims description 6
- PQXKHYXIUOZZFA-UHFFFAOYSA-M lithium fluoride Chemical compound [Li+].[F-] PQXKHYXIUOZZFA-UHFFFAOYSA-M 0.000 claims description 6
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Chemical compound [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 claims description 6
- 239000004576 sand Substances 0.000 claims description 6
- 229910002651 NO3 Inorganic materials 0.000 claims description 4
- -1 rare earth nitrate Chemical class 0.000 claims description 4
- 239000000126 substance Substances 0.000 claims description 4
- UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 claims description 3
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 3
- 239000004354 Hydroxyethyl cellulose Substances 0.000 claims description 3
- 229920000663 Hydroxyethyl cellulose Polymers 0.000 claims description 3
- 229920002153 Hydroxypropyl cellulose Polymers 0.000 claims description 3
- AYJRCSIUFZENHW-DEQYMQKBSA-L barium(2+);oxomethanediolate Chemical compound [Ba+2].[O-][14C]([O-])=O AYJRCSIUFZENHW-DEQYMQKBSA-L 0.000 claims description 3
- 239000001110 calcium chloride Substances 0.000 claims description 3
- 229910001628 calcium chloride Inorganic materials 0.000 claims description 3
- 229910000420 cerium oxide Inorganic materials 0.000 claims description 3
- 238000001914 filtration Methods 0.000 claims description 3
- 235000019447 hydroxyethyl cellulose Nutrition 0.000 claims description 3
- 229920003063 hydroxymethyl cellulose Polymers 0.000 claims description 3
- 229940031574 hydroxymethyl cellulose Drugs 0.000 claims description 3
- 239000001863 hydroxypropyl cellulose Substances 0.000 claims description 3
- 235000010977 hydroxypropyl cellulose Nutrition 0.000 claims description 3
- ORUIBWPALBXDOA-UHFFFAOYSA-L magnesium fluoride Chemical compound [F-].[F-].[Mg+2] ORUIBWPALBXDOA-UHFFFAOYSA-L 0.000 claims description 3
- 229910001635 magnesium fluoride Inorganic materials 0.000 claims description 3
- BMMGVYCKOGBVEV-UHFFFAOYSA-N oxo(oxoceriooxy)cerium Chemical compound [Ce]=O.O=[Ce]=O BMMGVYCKOGBVEV-UHFFFAOYSA-N 0.000 claims description 3
- SIWVEOZUMHYXCS-UHFFFAOYSA-N oxo(oxoyttriooxy)yttrium Chemical compound O=[Y]O[Y]=O SIWVEOZUMHYXCS-UHFFFAOYSA-N 0.000 claims description 3
- 239000002245 particle Substances 0.000 claims description 3
- 229910000027 potassium carbonate Inorganic materials 0.000 claims description 3
- 239000001103 potassium chloride Substances 0.000 claims description 3
- 235000011164 potassium chloride Nutrition 0.000 claims description 3
- 210000002966 serum Anatomy 0.000 claims description 3
- 239000002002 slurry Substances 0.000 claims description 3
- 239000011780 sodium chloride Substances 0.000 claims description 3
- 239000011775 sodium fluoride Substances 0.000 claims description 3
- 235000013024 sodium fluoride Nutrition 0.000 claims description 3
- 229910052938 sodium sulfate Inorganic materials 0.000 claims description 3
- 235000011152 sodium sulphate Nutrition 0.000 claims description 3
- 239000003643 water by type Substances 0.000 claims description 3
- 238000006243 chemical reaction Methods 0.000 claims description 2
- 239000000835 fiber Substances 0.000 claims description 2
- 238000003801 milling Methods 0.000 claims description 2
- 235000011181 potassium carbonates Nutrition 0.000 claims description 2
- OTYBMLCTZGSZBG-UHFFFAOYSA-L potassium sulfate Chemical compound [K+].[K+].[O-]S([O-])(=O)=O OTYBMLCTZGSZBG-UHFFFAOYSA-L 0.000 claims description 2
- 229910052939 potassium sulfate Inorganic materials 0.000 claims description 2
- 235000011151 potassium sulphates Nutrition 0.000 claims description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 claims 1
- 238000009835 boiling Methods 0.000 claims 1
- 229910052799 carbon Inorganic materials 0.000 claims 1
- 238000004321 preservation Methods 0.000 claims 1
- 239000011833 salt mixture Substances 0.000 claims 1
- 239000011734 sodium Substances 0.000 claims 1
- 229910052708 sodium Inorganic materials 0.000 claims 1
- 230000009466 transformation Effects 0.000 abstract description 10
- 238000009825 accumulation Methods 0.000 abstract description 9
- 229910010293 ceramic material Inorganic materials 0.000 abstract description 6
- 230000015572 biosynthetic process Effects 0.000 abstract description 4
- 150000001875 compounds Chemical class 0.000 abstract description 4
- 230000007423 decrease Effects 0.000 abstract description 4
- 238000002309 gasification Methods 0.000 abstract description 4
- 238000000844 transformation Methods 0.000 abstract description 2
- 239000012071 phase Substances 0.000 description 22
- 230000005611 electricity Effects 0.000 description 10
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 description 6
- 238000005260 corrosion Methods 0.000 description 5
- 230000007797 corrosion Effects 0.000 description 5
- 230000008859 change Effects 0.000 description 4
- 238000004146 energy storage Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 238000005338 heat storage Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000003860 storage Methods 0.000 description 3
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 238000000113 differential scanning calorimetry Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000005489 elastic deformation Effects 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 239000000155 melt Substances 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- FGIUAXJPYTZDNR-UHFFFAOYSA-N potassium nitrate Chemical compound [K+].[O-][N+]([O-])=O FGIUAXJPYTZDNR-UHFFFAOYSA-N 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 239000011232 storage material Substances 0.000 description 2
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 1
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 1
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 125000001931 aliphatic group Chemical group 0.000 description 1
- 239000000908 ammonium hydroxide Substances 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 238000013329 compounding Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 239000002283 diesel fuel Substances 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 230000009972 noncorrosive effect Effects 0.000 description 1
- 239000002667 nucleating agent Substances 0.000 description 1
- 239000012074 organic phase Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000012188 paraffin wax Substances 0.000 description 1
- 238000005191 phase separation Methods 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 239000011591 potassium Substances 0.000 description 1
- 229910052700 potassium Inorganic materials 0.000 description 1
- 238000004445 quantitative analysis Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
- 239000012266 salt solution Substances 0.000 description 1
- 229910000029 sodium carbonate Inorganic materials 0.000 description 1
- 150000005846 sugar alcohols Polymers 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
- C04B35/10—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on aluminium oxide
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B38/00—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof
- C04B38/06—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof by burning-out added substances by burning natural expanding materials or by sublimating or melting out added substances
- C04B38/063—Preparing or treating the raw materials individually or as batches
- C04B38/0635—Compounding ingredients
- C04B38/0645—Burnable, meltable, sublimable materials
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
- C04B41/45—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements
- C04B41/50—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements with inorganic materials
- C04B41/5018—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements with inorganic materials with fluorine compounds
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
- C04B41/80—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone of only ceramics
- C04B41/81—Coating or impregnation
- C04B41/85—Coating or impregnation with inorganic materials
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K5/00—Heat-transfer, heat-exchange or heat-storage materials, e.g. refrigerants; Materials for the production of heat or cold by chemical reactions other than by combustion
- C09K5/02—Materials undergoing a change of physical state when used
- C09K5/06—Materials undergoing a change of physical state when used the change of state being from liquid to solid or vice versa
- C09K5/063—Materials absorbing or liberating heat during crystallisation; Heat storage materials
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/3205—Alkaline earth oxides or oxide forming salts thereof, e.g. beryllium oxide
- C04B2235/3206—Magnesium oxides or oxide-forming salts thereof
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/3224—Rare earth oxide or oxide forming salts thereof, e.g. scandium oxide
- C04B2235/3225—Yttrium oxide or oxide-forming salts thereof
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/3224—Rare earth oxide or oxide forming salts thereof, e.g. scandium oxide
- C04B2235/3227—Lanthanum oxide or oxide-forming salts thereof
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/3224—Rare earth oxide or oxide forming salts thereof, e.g. scandium oxide
- C04B2235/3229—Cerium oxides or oxide-forming salts thereof
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/3231—Refractory metal oxides, their mixed metal oxides, or oxide-forming salts thereof
- C04B2235/3244—Zirconium oxides, zirconates, hafnium oxides, hafnates, or oxide-forming salts thereof
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/65—Aspects relating to heat treatments of ceramic bodies such as green ceramics or pre-sintered ceramics, e.g. burning, sintering or melting processes
- C04B2235/656—Aspects relating to heat treatments of ceramic bodies such as green ceramics or pre-sintered ceramics, e.g. burning, sintering or melting processes characterised by specific heating conditions during heat treatment
- C04B2235/6562—Heating rate
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/65—Aspects relating to heat treatments of ceramic bodies such as green ceramics or pre-sintered ceramics, e.g. burning, sintering or melting processes
- C04B2235/656—Aspects relating to heat treatments of ceramic bodies such as green ceramics or pre-sintered ceramics, e.g. burning, sintering or melting processes characterised by specific heating conditions during heat treatment
- C04B2235/6567—Treatment time
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Structural Engineering (AREA)
- Inorganic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Compositions Of Oxide Ceramics (AREA)
- Combustion & Propulsion (AREA)
- Thermal Sciences (AREA)
- Physics & Mathematics (AREA)
- Chemical Kinetics & Catalysis (AREA)
Abstract
本发明属于相变蓄放能材料领域,涉及稀土陶瓷高温相变蓄放能材料及其制备方法。相变蓄放能材料包括相变材料和稀土陶瓷;稀土陶瓷的孔径为450‑1000nm,孔隙率≥50%;相变材料均匀嵌入在稀土陶瓷的孔内;相变材料体积占其嵌入孔内体积的1/2‑2/3;相变材料为无机盐混合物,无机盐混合物由固态变为液态的相变温度为820‑920°C;稀土陶瓷包括氧化锆和稀土氧化物的固溶体。本发明采用的无机盐混合物,将腐蚀性较强、熔点较高、潜热较低的氟盐与其他无机盐复合后,形成的无机盐混合物中的熔点有所降低,同时潜热增大,在尽可能蓄能的同时,又避免相变温度过高,使腐蚀性较强的氟盐气化分解,腐蚀陶瓷材料。
Description
技术领域
本发明属于相变蓄放能材料领域,尤其涉及一种稀土陶瓷高温相变蓄放能材料及其制备方法。
背景技术
相变材料(Phase Change Materials),简称PCM。所谓相变储能是指物质在相变化过程中吸收或释放能量.正是这一特性构成了相变储能材料具有广泛应用的理论基础。相变材料从液态向固态转变时,要经历物理状态的变化。在这两种相变过程中,材料要从环境中吸热,反之,向环境放热。在物理状态发生变化时可储存或释放的能量称为相变热,发生相变的温度范围很窄。物理状态发生变化时,材料自身的温度在相变完成前几乎维持不变。大量相变热转移到环境中时,产生了一个宽的温度平台。相变材的出现,体现了恒温时间的延长,并可与显热和绝缘材料在热循环时,储存或释放显热。其原理是:相变材料在热量的传输过程中将能量储存起来,就像热阻一样将可以延长能量传输时间,使温度梯度减小。
节能与环保是能源利用领域中最重要的课题,利用相变材料的相变潜热进行能量的储存(蓄冷、蓄热)是一项新型环保节能技术。相变材料在其本身发生相变的过程中,吸收环境的热(冷)量,并在需要时向环境放出热(冷)量,从而达到控制周围环境温度和节能的目的。它在制冷空调、建筑节能、太阳能利用、热能回收等领域都有广泛的应用前景。
目前,我国大部分地区(以省为单位)采用峰谷平电价政策。所谓的“谷电”价格通常是平电下浮50%;而峰电价格即为平电价格上浮50%-60%,形成了0.3/0.6/0.9元/KWH的规律,或1:2:3的费率关系。有些地区,如苏、浙、沪、广等地,甚至还出现过峰峰电价,电价为谷电时电价的4倍。
谷电蓄能技术主是充分利用大量废弃的夜间电力(不用就消失于无形,同时还伴有大量的排放),加热高密度储热材料至800-900度,然后24小放热,即将大量夜间的电力,转化为热能的形式储存起来,在客户第二天生产是再释放出所需的热量。由于晚间使用的是廉价的谷电,所以可以大大降低客户的运营成本。谷电蓄能设备完全可以取代工业锅炉!与天然气相比,可以为客户降低50%的使用费用;与直热式电锅炉要比,可以为客户节省40-50%的运行费用;与柴油相比,可以降低客户近3倍的使用费用。
蓄热材料就是一种能够储存热能的材料。在特定的温度(如相变温度)下发生物相变化的同时,伴随着吸热或放热,由此可以控制周围环境的温度或用以储存热能。把热量或冷量储存起来,在需要时再把它释放出来,从而提高了能源的利用率。在建筑方面它能提高建筑领域能源使用效率,降低建筑能耗,对于整个社会节约能源和保护环境都具有显著的经济效益和社会影响。利用相变储能建筑材料可有效利用太阳能来蓄热或电力负荷低谷时期的电力来蓄热或蓄冷,使建筑物室内和室外之间的热流波动幅度减弱、作用时间被延迟,从而降低室内的温度波动,提高舒适度以及节约能耗。
相变材料可分为:有机相变材料和无机相变材料。有机类相变材料主要包括石蜡、脂肪酸以及多元醇,此类相变材料性能稳定,无腐蚀性,但其蓄热能力较差。因此目前研究最广泛还是蓄热能力较强的无机相变材料,绝大多数无机物相变蓄能材料的蓄热能力较强但具有腐蚀性,限制了其大规模运用。
因此,如何有效克服无机相变材料腐蚀性强的问题是目前需要解决的技术问题。
发明内容
本发明的目的是针对现有技术的不足,提供一种稀土陶瓷高温相变蓄放能材料及其制备方法。本发明采用的无机相变材料为无机盐混合物,将腐蚀性较强、熔点较高、潜热较低的氟盐与其他无机盐复合后,形成的无机盐混合物中的熔点有所降低,同时潜热增大,在尽可能蓄能的同时,又避免相变温度过高,使腐蚀性较强的氟盐气化分解,腐蚀陶瓷材料。同时,本发明中采用的稀土陶瓷包括稀土氧化物和氧化锆固溶体,采用稀土和锆元素改性的陶瓷材料韧性和耐腐蚀以及成型温度都大幅提高,更适合作为相变材料周围的包裹材料,延长使用寿命。
为实现上述目的,本发明采用如下技术方案:
一种稀土陶瓷高温相变蓄放能材料,所述稀土陶瓷高温相变蓄放能材料包括相变材料和稀土陶瓷;所述稀土陶瓷的孔径为450-1000nm,孔隙率≥50%;所述相变材料均匀嵌入在稀土陶瓷的孔内;相变材料体积占其嵌入孔内体积的1/2-2/3;
所述相变材料为无机盐混合物,所述无机盐混合物由固态变为液态的相变温度为820-920℃;所述稀土陶瓷包括氧化锆和稀土氧化物的固溶体;所述稀土陶瓷烧结时的成型温度为1480-1560℃。本发明中的无机盐采用的均是无水的无机盐。
本发明的稀土陶瓷高温相变蓄放能材料的密度为2-3g/cm3,比热为1.8-2.0KJ/(kg.K),导热系数为0.6-0.9W/mK;潜热为400-800KJ/kg。
作为优选的技术方案:
优选的,所述无机盐混合物包括以下重量份数的组分:
氟化锂 12-18份;
氯化钠 50-70份;
氯化钾 15-35份;
碳酸钠 20-30份。
优选的,所述无机盐混合物还包括20-30重量份的氯化钙。
优选的,所述无机盐混合物还包括氟化镁、氟化钠、碳酸钡、碳酸钾、硫酸钠或硫酸钾中的一种;上述物质在相变材料中的加入量为5-10份。
优选的,所述稀土陶瓷包括以下重量份数的组分:
氧化铝 92-98份;
氧化锆和稀土氧化物的固溶体 5-8份;
氧化镁 1-3份。
优选的,所述稀土氧化物具体为氧化镧、氧化钇或氧化铈中的一种;稀土氧化物与氧化锆的摩尔比为0.05-0.5:1。
本发明还提供了一种稀土陶瓷高温相变蓄放能材料的制备方法,包括以下步骤:
(1)将氧化铝92-98份、氧化锆和稀土氧化物的固溶体5-8份、氧化镁1-3份、纤维素溶液60-80份以及100-150去离子水,放入研磨机中混合研磨,然后制得混合浆液,然后将混合浆液注入模具中制模,待制模成品干燥后高温烧结,制得稀土陶瓷;
(2)将相变材料中的无机盐混合物混合后恒温加热熔解制得混合液,然后将稀土陶瓷置于上述混合液中煮5-10分钟后,将稀土陶瓷取出放于740-860℃的炉子中随炉子自然降温,制得稀土陶瓷高温相变蓄放能材料。
优选的,纤维素溶液为将纤维素粉末溶于其体积数30-50倍的去离子水中制得;所述纤维素为羟甲基纤维素、羟乙基纤维素或羟丙基纤维素中的一种;所述纤维素的分子量为6000-30000;
所述研磨机为砂磨机,砂磨机中的磨球直径为0.8-2mm,研磨速度为800-1600rpm,研磨时间为20-40分钟。
优选的,所述氧化镁为经过500目筛过滤后的颗粒;所述无机盐混合物的加热温度为820-920℃;制模成品干燥后高温烧结的烧结温度曲线为:从室温用24小时的时间升温至1480-1560℃,然后随炉自然冷却。
优选的,氧化锆和稀土氧化物的固溶体的制备方法为:将氧氯化锆溶液利用氨水溶液调节pH值至8,静置24h后过滤,水洗,制得溶胶;然后将溶胶加热至80℃,再加入稀土硝酸盐溶液,然后利用氨水溶液调节pH值至7,再加入双氧水,慢速搅拌反应2-4h后过滤,烧结;烧结时采用的温度曲线为按1℃/min的升温速率升温至350℃,在350℃保温1h后,按相同的升温速率升温至800-920℃,然后保温1h后,自然降温;制得氧化锆和稀土氧化物的固溶体;本发明制得的氧化锆和稀土氧化物的固溶体弹性和韧性大幅提高,其弹性形变在20%以上时,上述固溶体依然完好存在;本发明制得的氧化锆和稀土氧化物的固溶体的耐热温度大幅提高,其耐热温度在1500℃左右;本发明制得的氧化锆和稀土氧化物的固溶体的密度进一步增大,腐蚀气体很难进入,相应的耐腐蚀性能进一步增强。
所述稀土硝酸盐溶液为将稀土硝酸盐溶于其体积数8-10倍的去离子水中后过滤制得的溶液;
所述氧氯化锆溶液为将氧氯化锆溶于其体积数6-8倍的去离子水中后制得的溶液;
稀土硝酸盐的加入量按氧化物计与氧氯化锆的摩尔数之比为0.05-0.5:1;稀土硝酸盐容易吸潮,会导致计量不准确,所以为了准确定量其加入量;
双氧水的加入量与稀土硝酸盐按氧化物计对应的重量的比为1:2-1;
所述氨水溶液的浓度为1mol/L;
慢速搅拌的速率为200-300rpm。
有益效果
本发明采用的无机相变材料为无机盐混合物,将腐蚀性较强、熔点较高、潜热较低的氟盐与其他无机盐复合后,形成的无机盐混合物中的熔点有所降低,同时潜热增大,在尽可能蓄能的同时,又避免相变温度过高,使腐蚀性较强的氟盐气化分解,腐蚀陶瓷材料。
本发明采用的无机相变材料为无机盐混合物,本发明采用的无机盐混合物不是简单的复配,是只有在本发明所列举的配比条件下才能有本发明所体现的相变温度和潜热性能。
本发明制得的氧化锆和稀土氧化物的固溶体的弹性和韧性大幅提高,其弹性形变在20%以上时,上述固溶体依然完好存在;本发明制得的氧化锆和稀土氧化物的固溶体的耐热温度大幅提高,其耐热温度在1500℃左右;本发明制得的氧化锆和稀土氧化物的固溶体的密度进一步增大,腐蚀气体很难进入,相应的耐腐蚀性能进一步增强。
同样采用的稀土陶瓷包括稀土氧化物和氧化锆固溶体改性的陶瓷材料韧性和耐腐蚀以及成型温度都大幅提高,更适合作为相变材料周围的包裹材料,延长使用寿命。
本发明的稀土陶瓷采用纤维素造孔,孔径较小且丰富,有很好的毛细效应,当稀土陶瓷浸入液态的无机盐混合物中时,无机盐混合物在毛细作用快速进入孔内,快速实现本发明的蓄能材料的制备。
由于本发明的无机盐混合物在液态情况下进入稀土陶瓷孔内,当其冷却后并不能完全占据孔道,当其再次吸热变为液态时,也不会冲出孔内,造成对陶瓷基材的腐蚀。
本发明的稀土氧化物和氧化锆固溶体在相变材料相变过程中还起到成核剂的作用,减少相分离。
本发明的稀土陶瓷高温相变蓄放能材料无泄露问题,对环境不产生污染,组成稳定,相变可逆性好,使用寿命长,装置简单,使用方便。
具体实施方式
下面结合实施例对本发明作进一步说明。
实施例1-6
本发明的稀土陶瓷高温相变蓄放能材料的制备方法,包括以下步骤:
(1)将氧化铝92-98份、氧化锆和稀土氧化物的固溶体5-8份、氧化镁1-3份、纤维素溶液60-80份以及100-150去离子水,放入研磨机中混合研磨,然后制得混合浆液,然后将混合浆液注入模具中制模,待制模成品干燥后高温烧结,制得稀土陶瓷;
(2)将相变材料中的无机盐混合物混合后恒温加热熔解制得混合液,然后将稀土陶瓷置于上述混合液中煮5-10分钟后,将稀土陶瓷取出放于740-860℃的炉子中随炉子自然降温,制得稀土陶瓷高温相变蓄放能材料。
其中,纤维素溶液为将纤维素粉末溶于其体积数30-50倍的去离子水中制得;纤维素为羟甲基纤维素、羟乙基纤维素或羟丙基纤维素中的一种;纤维素的分子量为6000-30000;
研磨机为砂磨机,砂磨机中的磨球直径为0.8-2mm,研磨速度为800-1600rpm,研磨时间为20-40分钟。
氧化镁为经过500目筛过滤后的颗粒;无机盐混合物的加热温度为820-920℃;制模成品干燥后高温烧结的烧结温度曲线为:从室温用24小时的时间升温至1480-1560℃,然后随炉自然冷却。
氧化锆和稀土氧化物的固溶体的制备方法为:将氧氯化锆溶液利用氨水溶液调节pH值至8,静置24h后过滤,水洗,制得溶胶;然后将溶胶加热至80℃,再加入稀土硝酸盐溶液,然后利用氨水溶液调节pH值至7,再加入双氧水,以200rpm的搅拌反应速率,搅拌反应2-4h后过滤,烧结;烧结时采用的温度曲线为按1℃/min的升温速率升温至350℃,在350℃保温1h后,按相同的升温速率升温至800-920℃,然后在800℃保温1h后,自然降温;制得氧化锆和稀土氧化物的固溶体;
稀土硝酸盐溶液为将稀土硝酸盐溶于其体积数8-10倍的去离子水中后过滤制得的溶液;
氧氯化锆溶液为将氧氯化锆溶于其体积数6-8倍的去离子水中后制得的溶液;
稀土硝酸盐的加入量按氧化物计与氧氯化锆的摩尔数之比为0.05-0.5:1;
双氧水的加入量与稀土硝酸盐按氧化物计对应的重量的比为1:2-1;
氨水溶液的浓度为1mol/L。
本发明实施例1-6所采用的稀土陶瓷高温相变蓄放能材料的制备工艺条件如下表1所示。
表1实施例1-6所采用的稀土陶瓷高温相变蓄放能材料的制备工艺条件
本发明实施例1-6的稀土陶瓷高温相变蓄放能材料对应的原料如下表2所示。
表2实施例1-6中的稀土陶瓷高温相变蓄放能材料对应的原料
经实施例1-6的制备方法制得的稀土陶瓷高温相变蓄放能材料,包括相变材料和稀土陶瓷;稀土陶瓷的孔径为450-1000nm,孔隙率≥50%;相变材料均匀嵌入在稀土陶瓷的孔内;相变材料体积占其嵌入孔内体积的1/2-2/3;
相变材料为无机盐混合物,无机盐混合物由固态变为液态的相变温度为820-920℃;稀土陶瓷包括氧化锆和稀土氧化物的固溶体;稀土陶瓷烧结时的成型温度为1480-1560℃。
无机盐混合物包括以下重量份数的组分:
氟化锂 12-18份;
氯化钠 50-70份;
氯化钾 15-35份;
无机盐混合物还包括20-30重量份的氯化钙。
无机盐混合物还包括氟化镁、氟化钠、碳酸钡、碳酸钾、硫酸钠或硫酸钾中的一种;上述物质在相变材料中的加入量为5-10份。
稀土陶瓷包括以下重量份数的组分:
氧化铝 92-98份;
氧化锆和稀土氧化物的固溶体 5-8份;
氧化镁 1-3份。
稀土氧化物具体为氧化镧、氧化钇或氧化铈中的一种;稀土氧化物与氧化锆的摩尔比为0.05-0.5:1。
本发明经实施例1-6的制备方法制得的稀土陶瓷高温相变蓄放能材料组分明细如下表3所示。
表3实施例1-6中的稀土陶瓷高温相变蓄放能材料对应的组分明细
二、性能检测
采用差示扫描量热计(DSC)测试相变材料的相变温度,稀土陶瓷高温相变蓄放能材料潜热、比热(固)和导热系数,结果如表4所示。
本发明的稀土陶瓷高温相变蓄放能材料的密度为2-3g/cm3,比热(固)为1.8-2.0KJ/(kg.K),导热系数为0.6-0.9W/mK;潜热为400-800KJ/kg。
表4实施例1-6中的稀土陶瓷高温相变蓄放能材料对应的性能参数
本发明采用的无机相变材料为无机盐混合物,将腐蚀性较强、熔点较高、潜热较低的氟盐与其他无机盐复合后,形成的无机盐混合物中的熔点有所降低,同时潜热增大,在尽可能蓄能的同时,又避免相变温度过高,使腐蚀性较强的氟盐气化分解,腐蚀陶瓷材料。
Claims (7)
1.一种稀土陶瓷高温相变蓄放能材料的制备方法,其特征在于,包括以下步骤:
(1)将氧化铝92-98份、氧化锆和稀土氧化物的固溶体5-8份、氧化镁1-3份、纤维素溶液60-80份以及100-150去离子水,放入研磨机中混合研磨,然后制得混合浆液,然后将混合浆液注入模具中制模,待制模成品干燥后高温烧结,制得稀土陶瓷;制模成品干燥后高温烧结的烧结温度曲线为:从室温用24小时的时间升温至1480-1560℃,然后随炉自然冷却;纤维素溶液为将纤维素粉末溶于其体积数30-50倍的去离子水中制得;
(2)将相变材料中的无机盐混合物混合后恒温加热溶解制得混合液,所述无机盐混合物的加热温度为820-920℃;然后将稀土陶瓷置于上述混合液中煮5-10分钟后,将稀土陶瓷取出放于740-860℃的炉子中随炉子自然降温,制得稀土陶瓷高温相变蓄放能材料;所述无机盐混合物包括以下重量份数的组分:氟化锂12-18份;氯化钠50-70份;氯化钾15-35份;碳酸钠20-30份;
氧化锆和稀土氧化物的固溶体的制备方法为:将氧氯化锆溶液利用氨水溶液调节pH值至8,静置24h后过滤,水洗,制得溶胶;然后将溶胶加热至80℃,再加入稀土硝酸盐溶液,然后利用氨水溶液调节pH值至7,再加入双氧水,慢速搅拌反应2-4h后过滤,慢速搅拌的速率为200-300rpm,烧结;烧结时采用的温度曲线为按1℃/min的升温速率升温至350℃,在350℃保温1h后,按相同的升温速率升温至800-920℃,然后保温1h后,自然降温;制得氧化锆和稀土氧化物的固溶体;
所述稀土硝酸盐溶液为将稀土硝酸盐溶于其体积数8-10倍的去离子水中后过滤制得的溶液;
所述氧氯化锆溶液为将氧氯化锆溶于其体积数6-8倍的去离子水中后制得的溶液;
稀土硝酸盐的加入量按氧化物计与氧氯化锆的摩尔数之比为0.05-0.5:1;
双氧水的加入量与稀土硝酸盐按氧化物计对应的重量的比为1:2-1;
所述稀土氧化物具体为氧化镧、氧化钇或氧化铈中的一种;稀土氧化物与氧化锆的摩尔比为0.05-0.5:1。
2.根据权利要求1所述的稀土陶瓷高温相变蓄放能材料的制备方法,其特征在于,所述纤维素为羟甲基纤维素、羟乙基纤维素或羟丙基纤维素中的一种;所述纤维素的分子量为6000-30000;所述研磨机为砂磨机,砂磨机中的磨球直径为0.8-2mm,研磨速度为800-1600rpm,研磨时间为20-40分钟。
3.根据权利要求1所述的稀土陶瓷高温相变蓄放能材料的制备方法,其特征在于,所述氧化镁为经过500目筛过滤后的颗粒。
4.根据权利要求1所述的稀土陶瓷高温相变蓄放能材料的制备方法,其特征在于,所述氨水溶液的浓度为1mol/L。
5.根据权利要求1-4任一所述的制备方法制备的一种稀土陶瓷高温相变蓄放能材料,其特征在于,所述稀土陶瓷高温相变蓄放能材料包括相变材料和稀土陶瓷;所述稀土陶瓷的孔径为450-1000nm,孔隙率≥50%;所述相变材料均匀嵌入在稀土陶瓷的孔内;相变材料体积占其嵌入孔内体积的1/2-2/3;
所述相变材料为无机盐混合物,所述无机盐混合物由固态变为液态的相变温度为820-920℃;所述稀土陶瓷包括氧化锆和稀土氧化物的固溶体;所述稀土陶瓷烧结时的成型温度为1480-1560℃。
6.根据权利要求5所述的稀土陶瓷高温相变蓄放能材料,其特征在于,所述无机盐混合物还包括20-30重量份的氯化钙。
7.根据权利要求6所述的稀土陶瓷高温相变蓄放能材料,其特征在于,所述无机盐混合物还包括氟化镁、氟化钠、碳酸钡、碳酸钾、硫酸钠或硫酸钾中的一种;上述物质在相变材料中的加入量为5-10份。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710509716.8A CN107266047B (zh) | 2017-06-28 | 2017-06-28 | 一种稀土陶瓷高温相变蓄放能材料及其制备方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710509716.8A CN107266047B (zh) | 2017-06-28 | 2017-06-28 | 一种稀土陶瓷高温相变蓄放能材料及其制备方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN107266047A CN107266047A (zh) | 2017-10-20 |
CN107266047B true CN107266047B (zh) | 2018-09-21 |
Family
ID=60071123
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201710509716.8A Active CN107266047B (zh) | 2017-06-28 | 2017-06-28 | 一种稀土陶瓷高温相变蓄放能材料及其制备方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN107266047B (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
RU2817998C2 (ru) * | 2022-02-18 | 2024-04-23 | Федеральное государственное бюджетное учреждение науки Объединенный институт высоких температур Российской академии наук (ОИВТ РАН) | Теплоноситель из галогенидов щелочных металлов |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109777373B (zh) * | 2019-03-06 | 2021-01-26 | 北京理工大学 | 中温跨季储热材料 |
CN112409991A (zh) * | 2020-10-19 | 2021-02-26 | 华北电力大学 | 一种新型陶瓷基固-固相变储热材料及其制备方法 |
CN112592695A (zh) * | 2020-11-27 | 2021-04-02 | 南京航空航天大学 | 一种类贝壳结构仿生型复合相变储热材料及其制备方法 |
CN115077125B (zh) * | 2022-07-06 | 2023-06-13 | 厦门大学 | 一种氟化锂镱材料在极低温磁制冷的应用 |
CN115849875B (zh) * | 2022-12-15 | 2024-05-10 | 西北农林科技大学 | 一种二次铝灰无害化处理与全组分利用方法 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1357591A (zh) * | 2001-12-28 | 2002-07-10 | 昆明理工大学 | 一种复合蓄热材料的制备工艺及复合充填蓄热室 |
CN103113854A (zh) * | 2013-02-06 | 2013-05-22 | 青岛奥环新能源科技发展有限公司 | 一种移动供热用复合相变材料及其制备方法 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6620515B2 (en) * | 2001-12-14 | 2003-09-16 | Dow Corning Corporation | Thermally conductive phase change materials |
CN103980864B (zh) * | 2014-05-28 | 2016-08-10 | 北京化工大学常州先进材料研究院 | 一种具有光致发光特性的微胶囊相变储能材料及其制备方法 |
CN104371658A (zh) * | 2014-10-29 | 2015-02-25 | 桂林电子科技大学 | 一种无机水合盐相变储热材料的封装定形方法 |
-
2017
- 2017-06-28 CN CN201710509716.8A patent/CN107266047B/zh active Active
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1357591A (zh) * | 2001-12-28 | 2002-07-10 | 昆明理工大学 | 一种复合蓄热材料的制备工艺及复合充填蓄热室 |
CN103113854A (zh) * | 2013-02-06 | 2013-05-22 | 青岛奥环新能源科技发展有限公司 | 一种移动供热用复合相变材料及其制备方法 |
Non-Patent Citations (1)
Title |
---|
冷冻注模法制备Al2O3-ZrO2多孔陶瓷及其结构与性能研究;张威;《中国优秀硕士学位论文全文数据库 工程科技Ⅰ辑(月刊 )》;20110615(第6期);第61页第5段-第62页第3段,第64页倒数第4段,第66页第2段 * |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
RU2817998C2 (ru) * | 2022-02-18 | 2024-04-23 | Федеральное государственное бюджетное учреждение науки Объединенный институт высоких температур Российской академии наук (ОИВТ РАН) | Теплоноситель из галогенидов щелочных металлов |
Also Published As
Publication number | Publication date |
---|---|
CN107266047A (zh) | 2017-10-20 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN107266047B (zh) | 一种稀土陶瓷高温相变蓄放能材料及其制备方法 | |
CN104087254A (zh) | 一种高导热无机相变储能材料 | |
CN103773318B (zh) | 一种相变储能材料的制备方法 | |
WO2015085761A1 (zh) | 一种相变储能材料 | |
CN101982518A (zh) | 纳米复合固液相变蓄能材料 | |
CN103351850B (zh) | 一种应用于热泵热水器的相变储热材料及其制备方法 | |
CN109609098B (zh) | 一种复合相变储热材料及其制备 | |
CN101418209A (zh) | 一种蓄热用无机混合相变材料 | |
CN112574718B (zh) | 一种中低温用水合盐/改性膨胀石墨定型相变蓄热材料及其制备方法 | |
CN102888211A (zh) | 一种复合定形相变材料及其制备方法 | |
CN101747868A (zh) | 一种复合相变储能材料及其制备方法 | |
CN107523272B (zh) | 一种高导热二元低共融水合盐相变材料及其制备方法 | |
CN103834366A (zh) | 一种工业中温用相变蓄热材料及其制备方法 | |
CN105838331B (zh) | 一种硅藻土基复合相变储热球、制备方法和用途 | |
CN112940685A (zh) | 一种相变储能材料及制备方法 | |
CN109777373A (zh) | 中温跨季储热材料 | |
CN106893562A (zh) | 一种复合相变储能材料及制备方法 | |
CN101974313B (zh) | 相变蓄热材料及其制造方法 | |
CN101121875A (zh) | 一种相变储能复合材料及其制备方法 | |
CN101649187B (zh) | 应用于热水器的相变材料及其制备方法 | |
CN102492398B (zh) | 一种高性能室温钙基组合物相变储能材料的制备方法 | |
CN107167013B (zh) | 一种蓄能换热装置 | |
CN103374336A (zh) | 一种相变温度为26℃的无机相变材料(pcm-26) | |
Feng et al. | A review of phase change materials | |
CN109294524A (zh) | 一种相变蓄冷材料及其制备方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right |
Effective date of registration: 20200512 Address after: 300000 6-101, floor 6, block C, Saida new industry park, Binhai New Area Economic and Technological Development Zone, Tianjin Patentee after: TIANJIN WEIYUAN TECHNOLOGY DEVELOPMENT Co.,Ltd. Address before: 300457 Grand Port Binhai New Area of Tianjin City Yingbin Street Fuk Building No. 30, 4 No. 101 Patentee before: Zheng Shan |
|
TR01 | Transfer of patent right |