CN101831340B - Coke ash molding technology - Google Patents
Coke ash molding technology Download PDFInfo
- Publication number
- CN101831340B CN101831340B CN 200910010622 CN200910010622A CN101831340B CN 101831340 B CN101831340 B CN 101831340B CN 200910010622 CN200910010622 CN 200910010622 CN 200910010622 A CN200910010622 A CN 200910010622A CN 101831340 B CN101831340 B CN 101831340B
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- China
- Prior art keywords
- parts
- raw material
- coal
- charred ashes
- spherical fuel
- 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.)
- Expired - Fee Related
Links
- 238000000465 moulding Methods 0.000 title claims abstract description 24
- 239000000571 coke Substances 0.000 title claims abstract description 20
- 238000005516 engineering process Methods 0.000 title claims abstract description 14
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 38
- 239000002994 raw material Substances 0.000 claims abstract description 33
- 239000003245 coal Substances 0.000 claims abstract description 21
- 239000000446 fuel Substances 0.000 claims abstract description 18
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 13
- 239000004568 cement Substances 0.000 claims abstract description 12
- 229920002472 Starch Polymers 0.000 claims abstract description 7
- 229920002678 cellulose Polymers 0.000 claims abstract description 7
- 239000001913 cellulose Substances 0.000 claims abstract description 7
- 239000003822 epoxy resin Substances 0.000 claims abstract description 7
- 229920000647 polyepoxide Polymers 0.000 claims abstract description 7
- 239000008107 starch Substances 0.000 claims abstract description 7
- 235000019698 starch Nutrition 0.000 claims abstract description 7
- 239000002956 ash Substances 0.000 claims description 33
- 235000002918 Fraxinus excelsior Nutrition 0.000 claims description 24
- 238000003756 stirring Methods 0.000 claims description 10
- 239000002253 acid Substances 0.000 claims description 6
- 239000010977 jade Substances 0.000 claims description 6
- 238000007493 shaping process Methods 0.000 claims description 6
- 239000011734 sodium Substances 0.000 claims description 6
- 229940056729 sodium sulfate anhydrous Drugs 0.000 claims description 6
- -1 300 parts Substances 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 9
- 238000000034 method Methods 0.000 abstract description 9
- 239000002699 waste material Substances 0.000 abstract description 7
- 238000003912 environmental pollution Methods 0.000 abstract description 3
- 238000002156 mixing Methods 0.000 abstract description 3
- 239000000853 adhesive Substances 0.000 abstract 2
- 230000001070 adhesive effect Effects 0.000 abstract 2
- LSNNMFCWUKXFEE-UHFFFAOYSA-M Bisulfite Chemical compound OS([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-M 0.000 abstract 1
- KKCBUQHMOMHUOY-UHFFFAOYSA-N Na2O Inorganic materials [O-2].[Na+].[Na+] KKCBUQHMOMHUOY-UHFFFAOYSA-N 0.000 abstract 1
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 abstract 1
- 229940051841 polyoxyethylene ether Drugs 0.000 abstract 1
- 229920000056 polyoxyethylene ether Polymers 0.000 abstract 1
- 238000003825 pressing Methods 0.000 abstract 1
- 229910052938 sodium sulfate Inorganic materials 0.000 abstract 1
- 235000011152 sodium sulphate Nutrition 0.000 abstract 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 9
- 239000000428 dust Substances 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 238000004939 coking Methods 0.000 description 3
- 238000005272 metallurgy Methods 0.000 description 3
- 238000009628 steelmaking Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 238000012216 screening Methods 0.000 description 2
- 239000004484 Briquette Substances 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 239000003469 silicate cement Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 208000011580 syndromic disease Diseases 0.000 description 1
Landscapes
- Solid Fuels And Fuel-Associated Substances (AREA)
Abstract
The invention relates to coke ash molding technology, which is characterized in that: raw materials in part by weight are 900 to 1,100 parts of coke ash, 25 to 35 parts of cement, 300 to 350 parts of coal, 50 to 65 parts of adhesive, 6 to 15 parts of curing agent and 10 to 20 parts of water, wherein the adhesive consists of Na2O.nSiO2, K2O.nSiO2, cellulose, sulfonic acid and polyoxyethylene ether; and the curing agent consists of starch, sodium sulfate and epoxy resin. The coke ash molding technology comprises the following steps of: (1) taking raw materials according to the weight part of the raw materials, mixing the raw material, using coal as a framework, and uniformly blending through a blender; and (2) conveying the uniformly blended raw materials to a ball press, and pressing into balls by using a mold in the ball press to prepare spherical fuel, wherein the diameter of the spherical fuel is phi 40 to 60mm. The coke molding technology solves the problems of coke ash waste and environmental pollution in the production, prepares the novel energy spherical fuel by comprehensively utilizing the coke ash as a raw material and has the characteristics of simple process, convenient operation, low manufacturing cost, and good economic benefits.
Description
Technical field
The present invention relates to a kind of charred ashes that produces in suction cleaner in coking production that utilizes and make a kind of moulding process of novel globular fuel, particularly a kind of coke ash molding technology for raw material.
Background technology
At present, domestic coal chemical enterprise produces a large amount of dust charred ashes in process of production, as the waste garbage emission, has caused waste after reclaiming by dust removal installation, in transportation, environment has also been produced pollution simultaneously.The disclosed powdered coke shaping method of Chinese patent 901080675 is to infiltrate appropriate tackiness agent in coke powder after crushed, makes it become compound, and tackiness agent adopts silicate cement.A kind of disclosed method of utilizing caking coke of coke powder of Chinese patent 941067718, it generally chooses granularity＜6mm, then the raw material coke powder of coke powder water ratio＜4% heats at the temperature of 80-110 ℃ through screening, and with pitch heating and melting at this temperature, with the abundant mixing of coke powder, 10-40 minute, at 50-90 ℃ of compacted under, at 600-1000 ℃ of lower roasting 2-8 hour, then broken, screening, make lump coke granularity＞5mm.The disclosed powdered coke shaping of Chinese patent 971092222 is: coke powder and pitch are mixed, be heated to 50～130 ℃, with forming mould, it is pressed into the material agglomerate, coolingly be placed under 260～340 ℃ of wind-warm syndrome 50～80 minutes, the coke powder briquette that naturally cooling is made.Above-mentioned existence: the problems such as complex process, moulding at normal temperatures, production cost height.
Summary of the invention
The present invention has overcome the defective of above-mentioned existence, purpose is to produce in process of production for solving coal chemical enterprise waste and the problem of environmental pollution that a large amount of dust wastes causes, provide a kind of charred ashes that utilizes coking to produce in suction cleaner in producing to be raw material, produce the coke ash molding technology of the spherical fuel that is used for metallurgy industry steel-making ironmaking, power plant's generating.
Coke ash molding technology content Description of the present invention:
Coke ash molding technology of the present invention is characterized in that: the weight part proportioning of charred ashes shaping raw material is: charred ashes 900-1100 part, cement 25-35 part, coal 300-350 part, tackiness agent 50-65 part, solidifying agent 6-15 part and water 10-20 part; Tackiness agent is by Na
2O.nSiO
2, K
2O.nSiO
2, Mierocrystalline cellulose, semi-annular jade pendant acid and Soxylat A 25-7 form; Solidifying agent by: starch, Sodium sulfate anhydrous.min(99) and epoxy resin form.
The weight part proportioning of charred ashes shaping raw material is: 10 parts, 1000 parts of charred ashes, 30 parts of cement, 300 parts, coal, 55 parts, tackiness agent, 10 parts, solidifying agent and water; Tackiness agent is by Na
2O.nSiO
220-40%, K
2O.nSiO
220-40%, Mierocrystalline cellulose 20-40%, semi-annular jade pendant acid 5-20% and Soxylat A 25-7 5-10% form; Solidifying agent by: starch 70-86%, Sodium sulfate anhydrous.min(99) 5-10% and epoxy resin 5-10% form, and the per-cent sum of above-mentioned 3 kinds of components is 100%;
The processing step of charred ashes moulding is:
(1), get 1000 parts of raw material charred ashes, 30 parts of cement, 300 parts, coal, 55 parts, tackiness agent, 10 parts, solidifying agent, 10 parts, water by the weight part proportioning of raw material, raw material is mixed, do skeleton with coal, stir through stirrer;
(2), the raw material after stirring delivers to ball press, makes spherical fuel by the mould pressure ball molding in ball press, the diameter of spherical fuel is φ 40mm～φ 60mm.
The invention solves the problems such as waste that a large amount of dust wastes of producing in process of production because of coal chemical enterprise cause and environmental pollution, fully utilizing these charred ashes is raw material, prepare a kind of novel energy spherical fuel, can be widely used in metallurgy industry steel-making ironmaking, power plant's generating, in spherical fuel, the content of fixed carbon reaches 71% after testing.The present invention has the advantages that technique is simple, easy to operate, cost of manufacture is low, good in economic efficiency.
Embodiment
Do below coke ash molding technology of the present invention is achieved in that and illustrate.It is raw material that the present invention gets the charred ashes that produces in suction cleaner in Anshan iron and steel plant chemical general factory coking production at the trial, and the charred ashes moulding is to get raw material by the weight proportion of raw material: charred ashes 1000kg, cement 30kg, coal 300kg, tackiness agent 55kg, solidifying agent 10kg and water 10kg; Wherein: tackiness agent is by Na
2O.nSiO
215kg, K
2O.nSiO
215kg, Mierocrystalline cellulose 15kg, semi-annular jade pendant acid 6kg and Soxylat A 25-7 4kg form; Solidifying agent is comprised of starch 8kg, Sodium sulfate anhydrous.min(99) 1kg and epoxy resin 1kg.
Stir through stirrer after raw material charred ashes 1000kg, cement 30kg, coal 300kg, tackiness agent 55kg, solidifying agent 10kg and water 10kg are mixed, do skeleton with coal; Raw material after stirring is again delivered to ball press, makes spherical fuel by the mould pressure ball molding in ball press, and the diameter of spherical fuel is φ 40mm～φ 60mm.
In the spherical fuel of making after testing, the content of fixed carbon reaches 71%, can be used for metallurgy industry steel-making ironmaking, power plant's generating.
Claims (3)
1. coke ash molding technology, it is characterized in that: the weight part proportioning of charred ashes shaping raw material is: charred ashes 900-1100 part, cement 25-35 part, coal 300-350 part, tackiness agent 50-65 part, solidifying agent 6-15 part and water 10-20 part; Tackiness agent is by Na
2O.nSiO
2, K
2O.nSiO
2, Mierocrystalline cellulose, semi-annular jade pendant acid and Soxylat A 25-7 form; Solidifying agent by: starch, Sodium sulfate anhydrous.min(99) and epoxy resin form; The processing step of charred ashes moulding is:
(1), get raw material charred ashes, cement, coal, tackiness agent, solidifying agent and water by the weight part proportioning of raw material, raw material is fully mixed, do skeleton with coal, stir through stirrer;
(2), the raw material after stirring delivers to ball press, makes spherical fuel by the mould pressure ball molding in ball press, the diameter of spherical fuel is φ 40mm～φ 60mm.
2. coke ash molding technology according to claim 1, it is characterized in that: the weight part proportioning of charred ashes shaping raw material is: 10 parts, 1000 parts of charred ashes, 30 parts of cement, 300 parts, coal, 55 parts, tackiness agent, 10 parts, solidifying agent and water; Tackiness agent is by Na
2O.nSiO
220-40%, K
2O.nSiO
220-40%, Mierocrystalline cellulose 20-40%, semi-annular jade pendant acid 5-20% and Soxylat A 25-7 5-10% form; Solidifying agent by: starch 70-86%, Sodium sulfate anhydrous.min(99) 5-10% and epoxy resin 5-10% form, and the per-cent sum of above-mentioned 3 kinds of components is 100%;
The processing step of charred ashes moulding is:
(1), get 10 parts, 1000 parts of raw material charred ashes, 30 parts of cement, 300 parts, coal, 55 parts, tackiness agent, 10 parts, solidifying agent and water, raw material is fully mixed, do skeleton with coal, stir through stirrer;
(2), the raw material after stirring delivers to ball press, makes spherical fuel by the mould pressure ball molding in ball press, the diameter of spherical fuel is φ 40mm～φ 60mm.
3. coke ash molding technology according to claim 1, is characterized in that: get raw material: charred ashes 1000kg, cement 30kg, coal 300kg, tackiness agent 55kg, solidifying agent 10kg and water 10kg; Wherein: tackiness agent is by Na
2O.nSiO
215kg, K
2O.nSiO
215kg, Mierocrystalline cellulose 15kg, semi-annular jade pendant acid 6kg and Soxylat A 25-7 4kg form; Solidifying agent is comprised of starch 8kg, Sodium sulfate anhydrous.min(99) 1kg and epoxy resin 1kg;
Stir through stirrer after raw material charred ashes 1000kg, cement 30kg, coal 300kg, tackiness agent 55kg, solidifying agent 10kg and water 10kg are mixed, do skeleton with coal; Raw material after stirring is again delivered to ball press, makes spherical fuel by the mould pressure ball molding in ball press, and the diameter of spherical fuel is φ 40mm～φ 60mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200910010622 CN101831340B (en) | 2009-03-10 | 2009-03-10 | Coke ash molding technology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200910010622 CN101831340B (en) | 2009-03-10 | 2009-03-10 | Coke ash molding technology |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101831340A CN101831340A (en) | 2010-09-15 |
| CN101831340B true CN101831340B (en) | 2013-06-26 |
Family
ID=42715558
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200910010622 Expired - Fee Related CN101831340B (en) | 2009-03-10 | 2009-03-10 | Coke ash molding technology |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101831340B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2655175C1 (en) * | 2018-03-14 | 2018-05-24 | Акционерное общество "Сибирская Угольная Энергетическая Компания" | Method of obtaining metallurgical briquette |
| RU2745006C1 (en) * | 2020-08-10 | 2021-03-18 | Константин Сергеевич Ёлкин | Method for obtaining carbon reductant |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1050041A (en) * | 1990-09-25 | 1991-03-20 | 汉口煤气厂 | A kind of method of powdered coke shaping |
| CN101314528A (en) * | 2007-05-31 | 2008-12-03 | 刘根宏 | Method for producing ecological concrete with coal ash-pulverized coke based draff |
-
2009
- 2009-03-10 CN CN 200910010622 patent/CN101831340B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1050041A (en) * | 1990-09-25 | 1991-03-20 | 汉口煤气厂 | A kind of method of powdered coke shaping |
| CN101314528A (en) * | 2007-05-31 | 2008-12-03 | 刘根宏 | Method for producing ecological concrete with coal ash-pulverized coke based draff |
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| Publication number | Publication date |
|---|---|
| CN101831340A (en) | 2010-09-15 |
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Granted publication date: 20130626 Termination date: 20150310 |
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