CN101773870B - 等离子体煤裂解固体产物的脱灰方法 - Google Patents
等离子体煤裂解固体产物的脱灰方法 Download PDFInfo
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- CN101773870B CN101773870B CN 201010101363 CN201010101363A CN101773870B CN 101773870 B CN101773870 B CN 101773870B CN 201010101363 CN201010101363 CN 201010101363 CN 201010101363 A CN201010101363 A CN 201010101363A CN 101773870 B CN101773870 B CN 101773870B
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- Prior art keywords
- coal
- filter cake
- solid product
- deashing
- plasma
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- 239000003245 coal Substances 0.000 title claims abstract description 71
- 239000012265 solid product Substances 0.000 title claims abstract description 57
- 238000000034 method Methods 0.000 title claims abstract description 46
- 238000000197 pyrolysis Methods 0.000 title abstract 3
- 239000012065 filter cake Substances 0.000 claims abstract description 45
- 239000003513 alkali Substances 0.000 claims abstract description 36
- 238000003756 stirring Methods 0.000 claims abstract description 30
- 239000002253 acid Substances 0.000 claims abstract description 15
- 239000007795 chemical reaction product Substances 0.000 claims abstract description 11
- 238000005336 cracking Methods 0.000 claims description 47
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 20
- 239000000654 additive Substances 0.000 claims description 10
- 238000005406 washing Methods 0.000 claims description 8
- 230000000996 additive effect Effects 0.000 claims description 7
- 235000011114 ammonium hydroxide Nutrition 0.000 claims description 6
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical group [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 claims description 5
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 claims description 4
- 229910017604 nitric acid Inorganic materials 0.000 claims description 4
- 238000005554 pickling Methods 0.000 claims description 4
- 229920002565 Polyethylene Glycol 400 Polymers 0.000 claims description 3
- JLFNLZLINWHATN-UHFFFAOYSA-N pentaethylene glycol Chemical compound OCCOCCOCCOCCOCCO JLFNLZLINWHATN-UHFFFAOYSA-N 0.000 claims description 3
- XAEFZNCEHLXOMS-UHFFFAOYSA-M potassium benzoate Chemical compound [K+].[O-]C(=O)C1=CC=CC=C1 XAEFZNCEHLXOMS-UHFFFAOYSA-M 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 26
- 230000007935 neutral effect Effects 0.000 abstract description 8
- 230000000694 effects Effects 0.000 abstract description 7
- 239000000047 product Substances 0.000 abstract description 6
- 238000004140 cleaning Methods 0.000 abstract 3
- 238000001914 filtration Methods 0.000 abstract 2
- 238000002156 mixing Methods 0.000 abstract 2
- 238000001035 drying Methods 0.000 abstract 1
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 27
- 239000000203 mixture Substances 0.000 description 18
- 239000002956 ash Substances 0.000 description 17
- 238000002474 experimental method Methods 0.000 description 17
- 229910052500 inorganic mineral Inorganic materials 0.000 description 10
- FGIUAXJPYTZDNR-UHFFFAOYSA-N potassium nitrate Chemical compound [K+].[O-][N+]([O-])=O FGIUAXJPYTZDNR-UHFFFAOYSA-N 0.000 description 8
- 239000000126 substance Substances 0.000 description 8
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical group N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 6
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 6
- 239000002245 particle Substances 0.000 description 5
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 239000002585 base Substances 0.000 description 4
- 230000000052 comparative effect Effects 0.000 description 4
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Chemical compound [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 description 4
- 235000010333 potassium nitrate Nutrition 0.000 description 4
- 239000004323 potassium nitrate Substances 0.000 description 4
- 239000007790 solid phase Substances 0.000 description 4
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 3
- 229910021529 ammonia Inorganic materials 0.000 description 3
- 239000000446 fuel Substances 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- 239000011707 mineral Substances 0.000 description 3
- 229920001223 polyethylene glycol Polymers 0.000 description 3
- 239000010453 quartz Substances 0.000 description 3
- 238000010992 reflux Methods 0.000 description 3
- 239000010703 silicon Substances 0.000 description 3
- 229910052710 silicon Inorganic materials 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 229910021532 Calcite Inorganic materials 0.000 description 2
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 2
- 239000002202 Polyethylene glycol Substances 0.000 description 2
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 2
- 239000011575 calcium Substances 0.000 description 2
- 229910052791 calcium Inorganic materials 0.000 description 2
- 239000000571 coke Substances 0.000 description 2
- 239000010459 dolomite Substances 0.000 description 2
- 229910000514 dolomite Inorganic materials 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 239000012071 phase Substances 0.000 description 2
- 238000000053 physical method Methods 0.000 description 2
- 229910000027 potassium carbonate Inorganic materials 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 238000007670 refining Methods 0.000 description 2
- 239000004575 stone Substances 0.000 description 2
- 238000000967 suction filtration Methods 0.000 description 2
- 239000011593 sulfur Substances 0.000 description 2
- 229910052717 sulfur Inorganic materials 0.000 description 2
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- 229910000503 Na-aluminosilicate Inorganic materials 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- HSFWRNGVRCDJHI-UHFFFAOYSA-N alpha-acetylene Natural products C#C HSFWRNGVRCDJHI-UHFFFAOYSA-N 0.000 description 1
- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical class [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 239000002802 bituminous coal Substances 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000003575 carbonaceous material Substances 0.000 description 1
- 239000010883 coal ash Substances 0.000 description 1
- 239000002817 coal dust Substances 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 239000002003 electrode paste Substances 0.000 description 1
- 125000002534 ethynyl group Chemical group [H]C#C* 0.000 description 1
- 238000005188 flotation Methods 0.000 description 1
- 239000012458 free base Substances 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 239000012263 liquid product Substances 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 238000007500 overflow downdraw method Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000000429 sodium aluminium silicate Substances 0.000 description 1
- 235000012217 sodium aluminium silicate Nutrition 0.000 description 1
- URGAHOPLAPQHLN-UHFFFAOYSA-N sodium aluminosilicate Chemical compound [Na+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O URGAHOPLAPQHLN-UHFFFAOYSA-N 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Landscapes
- Solid Fuels And Fuel-Associated Substances (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
Description
Mad% | Ad% | Vdaf% | FCd% | CRC | Qnet,ar(MJ/kg) | ST(℃) | |
固体产物 | 4.00 | 29.53 | 38.64 | 43.24 | 3 | 21.97 | 1190 |
C% | H% | N% | O% | S% | |
固体产物 | 90.73 | 3.78 | 1.98 | 2.81 | 0.70 |
重量/g | Mad% | Ad% | Vdaf% | 脱灰率% | 精煤收率% | |
脱灰前 | 20 | 4.00 | 29.53 | 38.64 | ||
脱灰后 | 12.8 | 3.05 | 7.45 | 38.53 | 74.8 | 84.9 |
添加剂 | 碱浓度% | 重量/g | Mad% | Ad% | 脱灰率% | 精煤收率% | |
对比实验1 | 无 | 8.0 | 13.1 | 3.51 | 11.09 | 62.4 | 83.1 |
实验2(本发明) | 氨 | 8.0 | 12.3 | 2.86 | 6.42 | 78.3 | 82.6 |
添加剂 | 碱浓度% | 重量/g | Mad% | Ad% | 脱灰率% | 精煤收率% | |
对比实验1 | 无 | 15.1 | 11.2 | 2.02 | 7.31 | 75.2 | 78.0 |
实验2(本发明) | 氨 | 8.0 | 12.3 | 2.86 | 6.42 | 78.3 | 82.6 |
Claims (2)
Priority Applications (1)
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CN 201010101363 CN101773870B (zh) | 2010-01-22 | 2010-01-22 | 等离子体煤裂解固体产物的脱灰方法 |
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CN 201010101363 CN101773870B (zh) | 2010-01-22 | 2010-01-22 | 等离子体煤裂解固体产物的脱灰方法 |
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CN101773870A CN101773870A (zh) | 2010-07-14 |
CN101773870B true CN101773870B (zh) | 2013-04-10 |
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Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104962337A (zh) * | 2015-06-05 | 2015-10-07 | 西安科技大学 | 一种兰炭末的化学脱灰方法 |
CN111040819B (zh) | 2018-10-12 | 2021-08-20 | 国家能源投资集团有限责任公司 | 一种固态碳质材料的除灰方法 |
CN111909750B (zh) * | 2019-05-08 | 2021-03-30 | 国家能源投资集团有限责任公司 | 煤炭化学除灰产生废液的利用方法和煤炭除灰方法 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1649983A (zh) * | 2002-04-29 | 2005-08-03 | 多尔夫凯塔尔化学制品(I)私人有限公司 | 通过内酰胺或氨基酸抑制聚合并溶解沉积物以防止碱液污染的方法 |
UA81120C2 (en) * | 2005-01-17 | 2007-12-10 | Anatolii Tymofiiovych Neklesa | Method for plasma thermal coal reprocessing and unit for realizing the same |
-
2010
- 2010-01-22 CN CN 201010101363 patent/CN101773870B/zh not_active Expired - Fee Related
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1649983A (zh) * | 2002-04-29 | 2005-08-03 | 多尔夫凯塔尔化学制品(I)私人有限公司 | 通过内酰胺或氨基酸抑制聚合并溶解沉积物以防止碱液污染的方法 |
UA81120C2 (en) * | 2005-01-17 | 2007-12-10 | Anatolii Tymofiiovych Neklesa | Method for plasma thermal coal reprocessing and unit for realizing the same |
Non-Patent Citations (5)
Title |
---|
付晓恒等.煤炭的深度物理加工与超净煤的制备.《选煤技术》.2006,(第5期), * |
姜瑶瑶等.酸碱法对无烟煤深度脱灰的研究.《有色矿冶》.2006,第22卷 * |
徐建钢.煤酸碱脱灰工艺的研究.《技术与经济》.1997, * |
耿东森等.酸碱脱灰法制备超低灰煤.《河北煤炭》.2000,(第2期), * |
高晋生等.稀碱处理法化学净煤的研究.《煤炭转化》.1994,第17卷(第3期), * |
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Effective date of registration: 20140514 Address after: 310027 Hangzhou, Zhejiang Province, Xihu District, Zhejiang Road, No. 38, No. Patentee after: ZHEJIANG University Patentee after: XINJIANG TIANYE (Group) Co.,Ltd. Address before: 310027 Hangzhou, Zhejiang Province, Xihu District, Zhejiang Road, No. 38, No. Patentee before: Zhejiang University |
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