CN101822953B - Method for mixing two or more high-temperature solid materials - Google Patents
Method for mixing two or more high-temperature solid materials Download PDFInfo
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- CN101822953B CN101822953B CN200910071472.5A CN200910071472A CN101822953B CN 101822953 B CN101822953 B CN 101822953B CN 200910071472 A CN200910071472 A CN 200910071472A CN 101822953 B CN101822953 B CN 101822953B
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- 238000000034 method Methods 0.000 title claims abstract description 51
- 238000002156 mixing Methods 0.000 title claims abstract description 38
- 239000011343 solid material Substances 0.000 title claims abstract description 28
- 239000000463 material Substances 0.000 claims abstract description 66
- 239000007787 solid Substances 0.000 claims abstract description 8
- 239000002245 particle Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 14
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 230000001737 promoting effect Effects 0.000 abstract 1
- 239000003245 coal Substances 0.000 description 16
- 239000000203 mixture Substances 0.000 description 14
- 239000000843 powder Substances 0.000 description 12
- 150000001875 compounds Chemical class 0.000 description 9
- 238000010586 diagram Methods 0.000 description 9
- 230000003139 buffering effect Effects 0.000 description 6
- 239000002994 raw material Substances 0.000 description 6
- 239000000571 coke Substances 0.000 description 4
- 229940126214 compound 3 Drugs 0.000 description 4
- 230000007547 defect Effects 0.000 description 3
- 230000000052 comparative effect Effects 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004939 coking Methods 0.000 description 1
- 238000002309 gasification Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
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Abstract
The invention provides a method for mixing two or more high-temperature solid materials. The current solid-solid mixing technology has serious limitation in mixing high-temperature materials. The method for mixing two or more high-temperature solid materials of the invention comprises the following steps: a) delivering 0.2 to 12mm solid materials prepared from solid chunk into a storehouse for storage; b) storing high-temperature solid materials at 600 to 950 DEG C in another storehouse for storage; and c) under the effect of gas conveying, mixing the high-temperature materials with the low-temperature materials in a fluidized state, wherein the mixing temperature is 470 to 520 DEG C. The technology is used for promoting continuous and stable operation of the production process when the high-temperature materials are mixed.
Description
Technical field:
The present invention relates to the method that two or more high-temp solid material mixes.
Background technology:
Gu the mixed method of solid-material mainly contains following several at present:
1. belt mixes, and this kind of method is common in the coal blending workshop section of coking and coal for gasification, and this kind of mixed method is to mix relatively evenly, and is only suitable for, in the mixing of normal temperature material, cannot realizing the mixing of high-temperature material, sees Fig. 3.
2. the mixing in ribbon mixer, the major defect of this kind of method is: the first, moving equipment is prone to fault, so the cycle of operation be not very long, only not high in temperature or use at normal temperatures.When temperature of charge is greater than 300 ℃ the second, conventionally, because rotatable parts directly contact high-temperature material, therefore to the material of rotatable parts, require very high, the metal material of applying under some hot environment at present does not also pass a test, therefore cause using the technique of rotation hybrid mode can not continous-stable long-term operation, see Fig. 4.
Summary of the invention:
The object of this invention is to provide the method that two or more high-temp solid material mixes, production process continuous and steady operation when this technology can make high-temperature material mix.
Above-mentioned object realizes by following technical scheme:
The method that two or more high-temp solid material mixes, this technical process is as follows:
(a) bulk solid is made to 0.2-12mm solid material, sent into warehouse and store;
(b) temperature stores at another warehouse at the high-temp solid material of 600-950 ℃;
(c) carrying under wind action, high-temperature material mixes under fluidized state with low-temperature material, and mixing temperature is 470 ℃-520 ℃.
The method that two or more described high-temp solid material mixes, described in step (a), the particle diameter of solid is 0.2-10mm, preferably 0.2-8mm, more preferably 0.2-6mm, most preferably 0.2-3mm.
The method that two or more described high-temp solid material mixes, the temperature described in step (b) is 800-950 ℃, preferred 850-950 ℃, more preferably 900～950 ℃.
The method that two or more described high-temp solid material mixes, in step (c), carrying under wind action, high-temperature material mixes under fluidized state with low-temperature material, mixing temperature is 470 ℃-510 ℃, be preferably 470-500 ℃, more preferably 470-490 ℃, most preferably is 470-480 ℃.
Beneficial effect of the present invention:
In the process that the present invention mixes at two or more high-temp solid material, utilize gas to complete material as pumped (conveying) medium and carry out Hybrid Heating, the material coming from warehouse mixes under the conveying of gas, high-temperature material heats low-temperature material, finally reach the optimum temperature of a requirement, what make that when high-temp solid mixes equipment can not be subject to high-temperature material affects continous-stable long-term operation.
Accompanying drawing explanation:
Accompanying drawing 1 is the schematic diagram of the mixed material that provides of comparative example 1.
Accompanying drawing 3 is schematic diagrames of belt mixing high-temperature material in prior art.
Accompanying drawing 4 is work schematic diagrames of ribbon mixer in prior art.
Accompanying drawing 5 is schematic diagrames of the mixed material that provides of the embodiment of the present invention 3.
In figure, be respectively labeled as:
1---high-temperature material, 2---low-temperature material, 3---final compound.
The specific embodiment:
Embodiment 1:
Referring to Fig. 1, in the present embodiment, basic process is:
(1) coal becomes the powder below 12mm through crusher in crushing, then separates fine powder, enter in feed pot, carry out standby.Feed pot can have the effect of buffering, can be used for storing a certain amount of raw material, breaks down while interrupting in broken step, can also make technique uninterrupted, continuously operation; When the equipment after it or technique go wrong, the processing step before the feed pot that also can not stop.
(2) thermal material stores in storage tank.
(3) by material, the method by gravity joins and in mixing tube, carries out nature mixing.
Mixing of materials method in mixing tube, this kind of mixed method is simple in structure, and the major defect of existence is that mixing of materials is inhomogeneous, does not reach the mixed effect of expection, sees Fig. 1.
Embodiment 2:
Referring to Fig. 2, in the present embodiment, basic process is:
(1) coal becomes the powder below 12mm through crusher in crushing, then separates fine powder, enter in feed pot, carry out standby.Feed pot can have the effect of buffering, can be used for storing a certain amount of raw material, breaks down while interrupting in broken step, can also make technique uninterrupted, continuously operation; When the equipment after it or technique go wrong, the processing step before the feed pot that also can not stop.
(2) thermal material stores in storage tank.
(3) by per share material by gravity and carry under wind action and join in mixing tube and mix.Mixing of materials method in mixing tube, although the major defect of this kind of mixed method existence is that material mixes, also can reach the mixed effect of expection, and gas consumption is large, does not reach optimum effect.
Embodiment 3:
Referring to Fig. 5, it is the operational diagram that the coal of different atures of coal provided by the present invention or coke etc. mix.
In the present embodiment, basic process is:
(1) coal becomes the powder below 12mm through crusher in crushing, then separates fine powder, enter in feed pot, carry out standby.Feed pot can have the effect of buffering, can be used for storing a certain amount of raw material, breaks down while interrupting in broken step, can also make technique uninterrupted, continuously operation; When the equipment after it or technique go wrong, the processing step before the feed pot that also can not stop.
(2) thermal material stores in storage tank, and described thermal material is high-temperature material 1 namely, and the temperature of described thermal material is 600 ℃.
(3) low-temperature material 3 is joined in mixing tube and carry and mix under the effect of gas, obtain final compound 3, the temperature of described gas is 500 ℃.
Described final compound can evenly mix at short notice, and temperature uniformity, and the maximum temperature deviation of the individual material in final compound is no more than 20 ℃.
Embodiment 4:
Referring to Fig. 5, it is the operational diagram that the coal of different atures of coal provided by the present invention or coke etc. mix.
In the present embodiment, basic process is:
(1) coal becomes the powder below 10mm through crusher in crushing, then separates fine powder, enter in feed pot, carry out standby.Feed pot can have the effect of buffering, can be used for storing a certain amount of raw material, breaks down while interrupting in broken step, can also make technique uninterrupted, continuously operation; When the equipment after it or technique go wrong, the processing step before the feed pot that also can not stop.
(2) thermal material stores in storage tank, and described thermal material is high-temperature material 1 namely, and the temperature of described thermal material is 950 ℃.
(3) low-temperature material 3 is joined in mixing tube and carry and mix under the effect of gas, obtain final compound 3, the temperature of described gas is 480 ℃.
Described final compound can evenly mix at short notice, and temperature uniformity, and the maximum temperature deviation of the individual material in final compound is no more than 25 ℃.
Embodiment 5:
Referring to Fig. 5, it is the operational diagram that the coal of different atures of coal provided by the present invention or coke etc. mix.
In the present embodiment, basic process is:
(1) coal becomes the powder below 12mm through crusher in crushing, then separates fine powder, enter in feed pot, carry out standby.Feed pot can have the effect of buffering, can be used for storing a certain amount of raw material, breaks down while interrupting in broken step, can also make technique uninterrupted, continuously operation; When the equipment after it or technique go wrong, the processing step before the feed pot that also can not stop.
(2) thermal material stores in storage tank, and described thermal material is high-temperature material 1 namely, and the temperature of described thermal material is 750 ℃.
(3) low-temperature material 3 is joined in mixing tube and carry and mix under the effect of gas, obtain final compound 3, the temperature of described gas is 510 ℃.
Described final compound can evenly mix at short notice, and temperature uniformity, and the maximum temperature deviation of the individual material in final compound is no more than 15 ℃.
Embodiment 6
Referring to Fig. 5, it is the operational diagram that the coal of different atures of coal provided by the present invention or coke etc. mix
In the present embodiment, basic process is:
(1) coal becomes the powder below 6mm through crusher in crushing, then separates fine powder, enter in feed pot, carry out standby.Feed pot can have the effect of buffering, can be used for storing a certain amount of raw material, breaks down while interrupting in broken step, can also make technique uninterrupted, continuously operation; When the equipment after it or technique go wrong, the processing step before the feed pot that also can not stop.
(2) thermal material stores in storage tank, and described thermal material is high-temperature material 1 namely, and the temperature of described thermal material is 800 ℃.
(3) low-temperature material 3 is joined in mixing tube and carry and mix under the effect of gas, obtain final compound 3, the temperature of described gas is 505 ℃.
Described final compound can evenly mix at short notice, and temperature uniformity, and the maximum temperature deviation of the individual material in final compound is no more than 12 ℃.
Claims (10)
1.
the method that two or more solid material mixes, is characterized in that this technical process is as follows:
(a) bulk solid is made to 0.2-12mm solid material, sent into warehouse and store;
(b) temperature stores at another warehouse at the high-temp solid material of 600-950 ℃;
(c) carrying under wind action, high-temperature material mixes under fluidized state with low-temperature material, and mixing temperature is 470 ℃-520 ℃.
2.
the method that two or more solid material according to claim 1 mixes, is characterized in that: described in step (a), the particle diameter of solid is 0.2-10mm.
3.
the method that two or more solid material according to claim 1 mixes, is characterized in that: described in step (a), the particle diameter of solid is 0.2-8mm.
4.
the method of mixing according to two or more solid material described in claim 1 or 2 or 3, is characterized in that: the temperature described in step (b) is 800-950 ℃.
5.
the method of mixing according to two or more solid material described in claim 1 or 2 or 3, is characterized in that: the temperature described in step (b) is 850-950 ℃.
6.
the method of mixing according to two or more solid material described in claim 1 or 2 or 3, is characterized in that: the temperature described in step (b) is 900-950 ℃.
7.
the method of mixing according to two or more solid material described in claim 1 or 2 or 3, is characterized in that: in step (c), carrying under wind action, high-temperature material mixes under fluidized state with low-temperature material, and mixing temperature is 470 ℃-510 ℃.
8.
the method of mixing according to two or more solid material described in claim 1 or 2 or 3, is characterized in that: in step (c), carrying under wind action, high-temperature material mixes under fluidized state with low-temperature material, and mixing temperature is 470-500 ℃.
9.
the method of mixing according to two or more solid material described in claim 1 or 2 or 3, is characterized in that: in step (c), carrying under wind action, high-temperature material mixes under fluidized state with low-temperature material, and mixing temperature is 470-490 ℃.
10.
the method of mixing according to two or more solid material described in claim 1 or 2 or 3, is characterized in that: in step (c), carrying under wind action, high-temperature material mixes under fluidized state with low-temperature material, and mixing temperature is 470-480 ℃.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910071472.5A CN101822953B (en) | 2009-03-03 | 2009-03-03 | Method for mixing two or more high-temperature solid materials |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910071472.5A CN101822953B (en) | 2009-03-03 | 2009-03-03 | Method for mixing two or more high-temperature solid materials |
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| CN101822953A CN101822953A (en) | 2010-09-08 |
| CN101822953B true CN101822953B (en) | 2014-04-02 |
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| CN200910071472.5A Expired - Fee Related CN101822953B (en) | 2009-03-03 | 2009-03-03 | Method for mixing two or more high-temperature solid materials |
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| CN109945597B (en) * | 2019-03-30 | 2020-11-20 | 济南中昌干燥设备有限公司 | Drying method of waste salt containing organic matters |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1139589A (en) * | 1995-07-06 | 1997-01-08 | 庄育亮 | Method for adjusting and treating fly ash quality |
| CN1284536A (en) * | 2000-09-01 | 2001-02-21 | 冶金工业部鞍山热能研究院 | Two-stage process for producing large-lump cold pressed coke briquette |
| CN1536269A (en) * | 2003-04-07 | 2004-10-13 | 梁道广 | Refuse incineration method for mixing and incinerating refuse by using coal-fired circulating fluidized bed boiler and its equipment |
| CN101052701A (en) * | 2004-10-12 | 2007-10-10 | 大河能量 | Method of enhancing the quality of high-moisture materials using system heat sources |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7878430B2 (en) * | 2006-11-20 | 2011-02-01 | The University Of Western Ontario | Method and apparatus for uniformly dispersing additive particles in fine powders |
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- 2009-03-03 CN CN200910071472.5A patent/CN101822953B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1139589A (en) * | 1995-07-06 | 1997-01-08 | 庄育亮 | Method for adjusting and treating fly ash quality |
| CN1284536A (en) * | 2000-09-01 | 2001-02-21 | 冶金工业部鞍山热能研究院 | Two-stage process for producing large-lump cold pressed coke briquette |
| CN1536269A (en) * | 2003-04-07 | 2004-10-13 | 梁道广 | Refuse incineration method for mixing and incinerating refuse by using coal-fired circulating fluidized bed boiler and its equipment |
| CN101052701A (en) * | 2004-10-12 | 2007-10-10 | 大河能量 | Method of enhancing the quality of high-moisture materials using system heat sources |
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