CN113387603B - 一种高致密电熔氧化镁及其制备方法和制备装置 - Google Patents
一种高致密电熔氧化镁及其制备方法和制备装置 Download PDFInfo
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- CN113387603B CN113387603B CN202110795961.6A CN202110795961A CN113387603B CN 113387603 B CN113387603 B CN 113387603B CN 202110795961 A CN202110795961 A CN 202110795961A CN 113387603 B CN113387603 B CN 113387603B
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- electrode
- electric melting
- magnesium oxide
- melting furnace
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- CPLXHLVBOLITMK-UHFFFAOYSA-N Magnesium oxide Chemical compound [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 title claims abstract description 220
- 239000000395 magnesium oxide Substances 0.000 title claims abstract description 146
- 238000002360 preparation method Methods 0.000 title claims abstract description 33
- 238000002844 melting Methods 0.000 claims abstract description 140
- 230000008018 melting Effects 0.000 claims abstract description 138
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 claims abstract description 72
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 claims abstract description 26
- 238000000034 method Methods 0.000 claims abstract description 24
- 239000000292 calcium oxide Substances 0.000 claims abstract description 18
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 claims abstract description 17
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 claims abstract description 17
- 238000001816 cooling Methods 0.000 claims abstract description 12
- 230000008569 process Effects 0.000 claims abstract description 11
- 238000002156 mixing Methods 0.000 claims abstract description 4
- 235000012245 magnesium oxide Nutrition 0.000 claims description 139
- 239000002994 raw material Substances 0.000 claims description 38
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 29
- 229910002804 graphite Inorganic materials 0.000 claims description 18
- 239000010439 graphite Substances 0.000 claims description 18
- 239000001095 magnesium carbonate Substances 0.000 claims description 16
- ZLNQQNXFFQJAID-UHFFFAOYSA-L magnesium carbonate Chemical compound [Mg+2].[O-]C([O-])=O ZLNQQNXFFQJAID-UHFFFAOYSA-L 0.000 claims description 16
- 235000014380 magnesium carbonate Nutrition 0.000 claims description 16
- 229910000021 magnesium carbonate Inorganic materials 0.000 claims description 16
- 239000007787 solid Substances 0.000 claims description 14
- 229910052799 carbon Inorganic materials 0.000 claims description 11
- 230000009471 action Effects 0.000 claims description 9
- 239000002245 particle Substances 0.000 claims description 8
- 238000007599 discharging Methods 0.000 claims description 6
- 238000001035 drying Methods 0.000 claims description 6
- 238000010438 heat treatment Methods 0.000 claims description 6
- 238000004519 manufacturing process Methods 0.000 claims description 5
- 238000012216 screening Methods 0.000 claims description 4
- 239000012535 impurity Substances 0.000 abstract description 60
- 238000003723 Smelting Methods 0.000 abstract description 17
- 230000007797 corrosion Effects 0.000 abstract description 16
- 238000005260 corrosion Methods 0.000 abstract description 16
- 238000013461 design Methods 0.000 abstract description 13
- 238000009826 distribution Methods 0.000 abstract description 11
- 238000010309 melting process Methods 0.000 abstract description 11
- 239000000203 mixture Substances 0.000 abstract description 8
- 239000000126 substance Substances 0.000 abstract description 6
- 239000013078 crystal Substances 0.000 description 19
- 230000005012 migration Effects 0.000 description 9
- 238000013508 migration Methods 0.000 description 9
- 230000009286 beneficial effect Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 6
- 238000005457 optimization Methods 0.000 description 6
- 238000002425 crystallisation Methods 0.000 description 5
- 230000008025 crystallization Effects 0.000 description 5
- 238000012360 testing method Methods 0.000 description 5
- 239000011449 brick Substances 0.000 description 4
- 230000002349 favourable effect Effects 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 238000001514 detection method Methods 0.000 description 3
- 239000011810 insulating material Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000009467 reduction Effects 0.000 description 3
- 239000011819 refractory material Substances 0.000 description 3
- 238000010998 test method Methods 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 2
- MCMNRKCIXSYSNV-UHFFFAOYSA-N ZrO2 Inorganic materials O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 description 2
- 229910052791 calcium Inorganic materials 0.000 description 2
- 239000011575 calcium Substances 0.000 description 2
- 230000003628 erosive effect Effects 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 229910052749 magnesium Inorganic materials 0.000 description 2
- 239000011777 magnesium Substances 0.000 description 2
- RVTZCBVAJQQJTK-UHFFFAOYSA-N oxygen(2-);zirconium(4+) Chemical compound [O-2].[O-2].[Zr+4] RVTZCBVAJQQJTK-UHFFFAOYSA-N 0.000 description 2
- 238000001556 precipitation Methods 0.000 description 2
- 239000002893 slag Substances 0.000 description 2
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- 235000015842 Hesperis Nutrition 0.000 description 1
- 235000012633 Iberis amara Nutrition 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 229910010293 ceramic material Inorganic materials 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010891 electric arc Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005187 foaming Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000002309 gasification Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 239000012452 mother liquor Substances 0.000 description 1
- 230000006911 nucleation Effects 0.000 description 1
- 238000010899 nucleation Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 238000009991 scouring Methods 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 229910052726 zirconium Inorganic materials 0.000 description 1
Images
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
- C04B2/00—Lime, magnesia or dolomite
- C04B2/10—Preheating, burning calcining or cooling
- C04B2/102—Preheating, burning calcining or cooling of magnesia, e.g. dead burning
-
- 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
- C04B2/00—Lime, magnesia or dolomite
- C04B2/10—Preheating, burning calcining or cooling
- C04B2/104—Ingredients added before or during the burning process
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Compositions Of Oxide Ceramics (AREA)
Abstract
Description
实验项目 | 侵蚀测试 | 外观测试 |
实施例1 | 0.1% | 无明显变化 |
实验例1-A | 2.81% | 轻微痕迹 |
实验例1-B | 0.76% | 轻微痕迹 |
Claims (10)
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CN202110795961.6A CN113387603B (zh) | 2021-07-14 | 2021-07-14 | 一种高致密电熔氧化镁及其制备方法和制备装置 |
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CN113387603A CN113387603A (zh) | 2021-09-14 |
CN113387603B true CN113387603B (zh) | 2022-05-03 |
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CN115557521B (zh) * | 2022-10-14 | 2023-11-10 | 辽宁嘉顺科技有限公司 | 一种电熔镁熔融制备过程中控制杂质迁移的方法及电极角度调节装置 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1158325A (zh) * | 1996-12-04 | 1997-09-03 | 金玉琢 | 氧化钙稳定的熔凝二氧化锆的生产方法 |
CN101619928A (zh) * | 2009-08-06 | 2010-01-06 | 大石桥市金益特种镁质材料厂 | 六相电极电熔炉 |
CN102145995A (zh) * | 2011-04-06 | 2011-08-10 | 瑞泰科技股份有限公司 | 一种具有高抗侵蚀性、高抗热震性的rh炉用镁锆砖及其生产工艺 |
CN110002885A (zh) * | 2019-04-18 | 2019-07-12 | 辽宁科技大学 | 一种用电弧炉制备含镁铝锆尖晶石电熔镁砂的方法 |
CN112094106A (zh) * | 2020-08-19 | 2020-12-18 | 辽宁东和新材料股份有限公司 | 一种低二氧化硅含量的大结晶镁砂的制备方法 |
WO2021094646A1 (en) * | 2019-11-15 | 2021-05-20 | Masercata Oy | Direct current electric arc furnace |
-
2021
- 2021-07-14 CN CN202110795961.6A patent/CN113387603B/zh active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1158325A (zh) * | 1996-12-04 | 1997-09-03 | 金玉琢 | 氧化钙稳定的熔凝二氧化锆的生产方法 |
CN101619928A (zh) * | 2009-08-06 | 2010-01-06 | 大石桥市金益特种镁质材料厂 | 六相电极电熔炉 |
CN102145995A (zh) * | 2011-04-06 | 2011-08-10 | 瑞泰科技股份有限公司 | 一种具有高抗侵蚀性、高抗热震性的rh炉用镁锆砖及其生产工艺 |
CN110002885A (zh) * | 2019-04-18 | 2019-07-12 | 辽宁科技大学 | 一种用电弧炉制备含镁铝锆尖晶石电熔镁砂的方法 |
WO2021094646A1 (en) * | 2019-11-15 | 2021-05-20 | Masercata Oy | Direct current electric arc furnace |
CN112094106A (zh) * | 2020-08-19 | 2020-12-18 | 辽宁东和新材料股份有限公司 | 一种低二氧化硅含量的大结晶镁砂的制备方法 |
Non-Patent Citations (2)
Title |
---|
用于高效冶炼氧化镁的双电极直流电弧炉的仿真与实验;付友等;《电工技术学报》;20161225(第24期);第79-87页 * |
电熔镁砂制备工艺及熔炼过程;罗仙平等;《盐业与化工》;20160815(第08期);第8-11页 * |
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Application publication date: 20210914 Assignee: Liaoning Jiayi Refractory Group Co.,Ltd. Assignor: YINGKOU INSTITUTE OF TECHNOLOGY Contract record no.: X2022210000068 Denomination of invention: High density fused magnesium oxide and its preparation method and device Granted publication date: 20220503 License type: Common License Record date: 20221212 |
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Effective date of registration: 20231018 Address after: 114031 No. 189, Qianshan Middle Road, Lishan District, Anshan City, Liaoning Province Patentee after: University of Science and Technology Liaoning Address before: No.46 Bowen Road, Xishi District, Yingkou City, Liaoning Province Patentee before: YINGKOU INSTITUTE OF TECHNOLOGY |