CN1229127A - Anthracite coal with high heat value - Google Patents
Anthracite coal with high heat value Download PDFInfo
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- CN1229127A CN1229127A CN 99112748 CN99112748A CN1229127A CN 1229127 A CN1229127 A CN 1229127A CN 99112748 CN99112748 CN 99112748 CN 99112748 A CN99112748 A CN 99112748A CN 1229127 A CN1229127 A CN 1229127A
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- high heat
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Abstract
A nahtracite block or briquette with high heat value features that a layer of refractory and air-permeable solid for dusting and promoting combustion is attached to its external surface. Its advantages are full combustion and less generation of smoke dust.
Description
The present invention relates to a kind of fuel, exactly is a kind of high heat value smokeless coal.
Up to the present, coal obtains using very widely in many fields of society as a kind of fuel.Existing coal mainly can be divided into four kinds by the state difference of its existence, i.e. raw coal, lump coal, coal dust, moulded coal.Wherein, raw coal is meant and directly obtains in the coal recovery process, mainly the mixing coal of being made up of lump coal and coal dust; Lump coal is meant and do not contain coal dust, and its coal cinder size is all greater than the coal of 6mm; Coal dust is meant that the coal particle size that contains is all less than the coal of 3mm; Moulded coal be meant with coal dust directly add water and even or coal dust mixed an amount of lime or clay after add water and even, be pressed into model again and have the coal that certain determines shape, for example: honeycomb briquette, coal briquette etc.The subject matter that existing various bunker coal in use exists is: 1, burning is abundant inadequately, has reduced the coal effective utilization rate of resource; 2, the fume amount that produces in combustion processes is bigger, and environmental pollution is serious.
The objective of the invention is for people provide a kind of burning more abundant the high heat value smokeless coal that the fume amount that produces is less in combustion processes.
The object of the present invention is achieved like this, and it comprises lump coal, moulded coal, it is characterized in that adhering to the high temperature resistant and gas-pervious solid combustion-aided dust-removing of one deck layer on the outside surface of described lump coal, moulded coal.
The material of manufacturing of above-mentioned combustion-aided dust-removing layer is Powdered clay.
The material of manufacturing of above-mentioned combustion-aided dust-removing layer is Powdered carbide slag.
The material of manufacturing of above-mentioned combustion-aided dust-removing layer is a terra alba.
The material of manufacturing of above-mentioned combustion-aided dust-removing layer is made up of slag powders and cement, and the ratio of weight and number of this slag powders and cement is 1: 0.1-9
The material of manufacturing of above-mentioned combustion-aided dust-removing layer is made up of Powdered boiler ash sediment and cement, and the ratio of weight and number of boiler ash sediment powder and cement is 1: 0.1-9
The material of manufacturing of above-mentioned combustion-aided dust-removing is made up of mountain skin soil powder and cement, and the ratio of weight and number of mountain skin soil powder and cement is 1: 0.1-9
The material of manufacturing of above-mentioned combustion-aided dust-removing layer is made up of slag powders and terra alba, and the ratio of weight and number of slag powders and terra alba is 1: 0.1-9
The material of manufacturing of above-mentioned combustion-aided dust-removing layer is made up of slag powder and terra alba, and the ratio of weight and number of slag powder and terra alba is 1: 0.1-9
The material of manufacturing of above-mentioned combustion-aided dust-removing layer is made up of mountain skin soil powder and terra alba, and the ratio of weight and number of mountain skin soil powder and terra alba is 1: 0.1-9
Above-mentioned arbitrary manufacturing also adds an amount of Powdered combustible matl in the material, the described weight ratio of manufacturing material and combustible matl is 1: 0.05-0.9
Above-mentioned combustible matl is a wood chip.
Above-mentioned combustible matl is a corn stalk.
Above-mentioned combustible matl is a reed.
After the present invention realized, because it is provided with the combustion-aided dust-removing layer, thereby it compared with prior art has the following advantages: 1, gas fuel burning was more abundant.Reason is, the first, and the inflammable gas that produces during the coal body burning at first is temporary in the housing chamber with certain sealing process that is made of the combustion-aided dust-removing layer, makes it to be difficult for diffusion rapidly, thereby prolongs it in described shell endoceliac combustion time; The second, when the combustion-aided dust-removing layer, what also will be contained in the combustion-aided dust-removing layer is in the further ignition combustion of combustible matl in the state of combustion at inflammable gas; The 3rd, inflammable gas must could be realized through the micro-pore of combustion-aided dust-removing layer again, thereby the velocity of diffusion of inflammable gas is slowed down when described housing chamber internal diffusion is to the external firing environment, make it to be easy to perfect combustion.Because gas fuel burning is abundant, so can significantly improve its calorific value, reduce the flue dust of its generation; 2, solid combustion is more abundant.The heat that solid enters the generation of burning back can not be diffused into described hull outside rapidly, thereby improves the envrionment temperature of solid combustion, prolongs the combustion time under its condition of high temperature, makes it to be easy to after-flame.3, the heat that produces after described housing internal combustion owing to solid, inflammable gas can not be diffused into hull outside rapidly, so the heat release time under the condition of high temperature is prolonged, helps improving the effective rate of utilization of its heat energy; 4, the dust powder that produces in the coal body combustion processes is difficult to spread to outside atmosphere in described housing, thereby helps environment protection.
Below in conjunction with accompanying drawing embodiments of the invention are done explanation in further detail.
Fig. 1 is a front view of the present invention when being fuel with lump coal.
Fig. 2 is the A-A sectional view of Fig. 1.
Fig. 3 is a front view of the present invention when being fuel with the honeycomb briquette.
Fig. 4 is the B-B sectional view of Fig. 3.
Fig. 5 is a structural representation of the present invention when being fuel with the coal briquette.
By Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5 as can be known, the present invention can be made up of lump coal 1, combustion-aided dust-removing layer 2, also can be made up of moulded coals such as honeycomb briquette 3, coal briquette 4 and combustion-aided dust-removing layer 2 respectively.Wherein, lump coal 1 can be the fuel lump coal of existing various kinds; Moulded coal can be existing various moulded coal; Combustion-aided dust-removing layer 2 is the high temperature resistant and gas-pervious solid layers that are included on lump coal or the moulded coal outside surface.High temperature resistantly be meant that the combustion-aided dust-removing layer can not come off voluntarily in lump coal, moulded coal combustion processes, remain its solid state; The ventilative gas that is meant that lump coal, moulded coal produce in combustion processes can see through from the combustion-aided dust-removing layer and to external diffusion.For reaching the above-mentioned technical requirements of combustion-aided dust-removing layer, it manufactures material should satisfy three conditions simultaneously, and promptly high temperature resistant, adhesion property better, the solid made has ventilation property.This material mainly can be divided into two classes, and a class is a clay, and carbide slag, cementabilities such as gypsum be the more single material of ratio of component preferably; Another kind of is respectively with slag powders, pulverized slag, mountain skin soil, the material of any cementability difference such as ore powder is a major ingredient, add adhesivepropertieies such as an amount of cement or gypsum preferably the non-toxic adhesive material be the compounding substances that auxiliary material is made.
In order to improve the combustion-supporting property of combustion-aided dust-removing layer to the inflammable gas that produces in lump coal, the moulded coal combustion processes, can also add an amount of combustible matl in above-mentioned two class manufactured materials, they can be respectively wood chips, corn stalk, reed, dusty raw materials such as bagasse.
Certainly, in the invention process process, do not use combustible matl to be fine yet.
The technological process of production of the present invention is as follows:
One, gets the raw materials ready
1, prepare bunker coal:
According to using needs, bunker coal can be selected lump coal for use, also can select moulded coal for use.When selecting lump coal for use, at first the larger-size coal cinder that does not meet service requirements in the raw coal is selected, then remaining raw coal is sieved, screen out coal grain, the coal dust of size, get screen overflow and promptly get lump coal less than 6mm.When selecting moulded coal for use, can directly buy market various moulded coals on sale, also can utilize existing moulded coal manufacture technology to produce moulded coal voluntarily.
2, prepare the material of manufacturing of combustion-aided dust-removing layer:
Prepare an amount of pulverous clay or carbide slag or gypsum; Perhaps preparing an amount of is major ingredient with slag powders or pulverized slag or mountain skin soil powder or ore powder, is the mixing material that auxiliary material is made with cement or terra alba or the nontoxic preferably powdered material of other adhesiveproperties.For any mixing material, the ratio of weight and number of its major ingredient and auxiliary material is: 1: 0.1-9.
3, in manufacturing material, add combustible matl:
At first be ready to any dusty material of an amount of wood chip or corn stalk or reed or bagasse, be 1 by the ratio of weight and number of manufacturing material and combustible matl: 0.05-0.9, combustible matl added manufactures in the material, and with its mixing.
Two, system slip
The material of having got ready of manufacturing is put into container, add suitable quantity of water then in container, stirring and evenly mixing makes it pulping.The concentration of slurry determines that principle is: after making lump coal or moulded coal primary pulp hanging, the slurry layer thickness reaches 1-3mm.The modulator approach of slurry is examination accent method.
Three, finished product
Lump coal or moulded coal are put into slurry, make it entire exterior surface and all overwork slurry, take out airing then.Like this, institute's hanging layer just forms attached on lump coal or the moulded coal outside surface, to its high temperature resistant and gas-pervious solid combustion-aided dust-removing layer that form to contain, thereby makes product of the present invention.
Four, finished product warehouse-in.
Claims (14)
1, a kind of high heat value smokeless coal, it comprises lump coal, moulded coal, it is characterized in that described lump coal, adheres to the high temperature resistant and gas-pervious solid combustion-aided dust-removing of one deck layer on the outside surface of moulded coal.
2, a kind of high heat value smokeless coal according to claim 1 is characterized in that the material of manufacturing of described combustion-aided dust-removing layer is Powdered clay.
3, a kind of high heat value smokeless coal according to claim 1 is characterized in that the material of manufacturing of described combustion-aided dust-removing layer is Powdered carbide slag.
4, a kind of high heat value smokeless coal according to claim 1 is characterized in that the material of manufacturing of described combustion-aided dust-removing layer is a terra alba.
5, a kind of high heat value smokeless coal according to claim 1 is characterized in that the material of manufacturing of described combustion-aided dust-removing layer is made up of slag powders and cement, and the ratio of weight and number of this slag powders and cement is 1: 0.1-9
6, a kind of high heat value smokeless coal according to claim 1 is characterized in that the material of manufacturing of described combustion-aided dust-removing layer is made up of Powdered boiler ash sediment and cement, and the ratio of weight and number of boiler ash sediment powder and cement is 1: 0.1-9
7, a kind of high heat value smokeless coal according to claim 1 is characterized in that the material of manufacturing of described combustion-aided dust-removing layer is made up of mountain skin soil powder and cement, and the ratio of weight and number of mountain skin soil powder and cement is 1: 0.1-9
8, a kind of high heat value smokeless coal according to claim 1 is characterized in that the material of manufacturing of described combustion-aided dust-removing layer is made up of slag powders and terra alba, and the ratio of weight and number of slag powders and terra alba is 1: 0.1-9
9, a kind of high heat value smokeless coal according to claim 1 is characterized in that the system micro-material of described combustion-aided dust-removing layer is made up of slag powder and terra alba, and the ratio of weight and number of slag powder and terra alba is 1: 0.1-9
10, a kind of high heat value smokeless coal according to claim 1 is characterized in that the material of manufacturing of described combustion-aided dust-removing layer is made up of mountain skin soil powder and terra alba, and the ratio of weight and number of mountain skin soil powder and terra alba is 1: 0.1-9
11, according to the described a kind of high heat value smokeless coal of the arbitrary claim among the claim 2-10, it is characterized in that described manufacturing also adds an amount of Powdered combustible matl in the material, the described ratio of weight and number of manufacturing material and combustible matl is 1: 0.05-0.9
12, a kind of high heat value smokeless coal according to claim 11 is characterized in that this combustible matl is a wood chip.
13, a kind of high heat value smokeless coal according to claim 11 is characterized in that described combustible matl is a corn stalk.
14, a kind of high heat value smokeless coal according to claim 11 is characterized in that described combustible matl is a reed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 99112748 CN1229127A (en) | 1999-03-16 | 1999-03-16 | Anthracite coal with high heat value |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 99112748 CN1229127A (en) | 1999-03-16 | 1999-03-16 | Anthracite coal with high heat value |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1229127A true CN1229127A (en) | 1999-09-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 99112748 Pending CN1229127A (en) | 1999-03-16 | 1999-03-16 | Anthracite coal with high heat value |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101096927B (en) * | 2006-06-30 | 2011-06-29 | 马自达汽车株式会社 | Front structure of engine |
| CN103160355A (en) * | 2013-04-03 | 2013-06-19 | 苏州高创特新能源发展有限公司 | Composite biomass fuel rod |
-
1999
- 1999-03-16 CN CN 99112748 patent/CN1229127A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101096927B (en) * | 2006-06-30 | 2011-06-29 | 马自达汽车株式会社 | Front structure of engine |
| CN103160355A (en) * | 2013-04-03 | 2013-06-19 | 苏州高创特新能源发展有限公司 | Composite biomass fuel rod |
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