CN111944572A - Chemical product coal blending formula - Google Patents
Chemical product coal blending formula Download PDFInfo
- Publication number
- CN111944572A CN111944572A CN202010865011.1A CN202010865011A CN111944572A CN 111944572 A CN111944572 A CN 111944572A CN 202010865011 A CN202010865011 A CN 202010865011A CN 111944572 A CN111944572 A CN 111944572A
- Authority
- CN
- China
- Prior art keywords
- coal
- coke
- coking
- fat
- lean
- 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.)
- Pending
Links
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
- C10L5/00—Solid fuels
- C10L5/02—Solid fuels such as briquettes consisting mainly of carbonaceous materials of mineral or non-mineral origin
- C10L5/04—Raw material of mineral origin to be used; Pretreatment thereof
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Chemistry (AREA)
- Coke Industry (AREA)
Abstract
The invention relates to the technical field of coal blending, and discloses a formula of chemical product mixed coal; the method for coking and blending coal comprises the following steps: s1, blending coal; s2, adding in chemical industry; the invention can meet different requirements according to requirements, such as high adhesion, low inert capacity, greatly improved ash content, volatile matter, sulfur content, heat productivity and other indexes, and no difficult ignition caused by over low temperature; the crushing strength is high, the forming is easy, the transportation is convenient, and the crushing is not easy in the transportation process; the types of the auxiliary products are various, and the indexes for purchasing the auxiliary products are different according to different requirements; so that the product efficiency is high, the sexual valence relative altitude, and can carry out the chemical products according to the condition of sleet weather and add the proportion different, even if add chemical products even if heavy rain weather does not influence behind the calorific capacity yet, the control quantity proportion of being convenient for, and add chemical products and can reduce the ash content, reduce and contain the sulphur content, increase calorific capacity effect, further optimize coal quality.
Description
Technical Field
The invention belongs to the technical field of coal blending, and particularly relates to a formula of chemical product mixed coal.
Background
The electric coal is coal used for generating electricity. The coal is ground into powder and combusted in a boiler of a thermal power plant, water in the boiler absorbs heat to become steam with certain parameters to push a steam turbine to rotate, and the steam turbine drives a generator to generate electricity so as to be called as electric coal.
The coal blending proportion of the existing electric coal is generally fixed and can not be changed according to needs, so that the coal blending result can not meet the requirements, in the existing coal blending proportion, the quality of accessory products can not be ensured, the yield is not enough, so that the chain shortage of the accessory product requirements is caused, the existing coal blending ratio is low in productivity, the production efficiency is low, the ash content and the sulfur content of the existing electric coal are high, and the heat productivity is low; therefore, improvements are now needed in view of the current situation.
Disclosure of Invention
Aiming at the situation, in order to overcome the defects of the prior art, the invention provides a formula of chemical product mixed coal, which effectively solves the problems that the coal blending ratio of the existing electric coal is generally fixed and can not be changed according to needs, so that the coal blending result can not meet the requirements, in the existing coal blending ratio, the quality of accessory products can not be ensured, the yield is not enough, so that the requirements of the accessory products are lack of chaining, the existing coal blending ratio is low in productivity, the production efficiency is low, the ash content and the sulfur content of the existing electric coal are high, and the calorific value is low.
In order to achieve the purpose, the invention provides the following technical scheme: a formula of chemical product mixed coal comprises the following steps:
s1, blending coal: measuring the vitrinite average reflectivity R of the main coking coal; the bonding index G of the main coking coal and the ash content of the single main coking coal are M, and coal blending is carried out according to R, G and M:
when R is more than 0.7 percent and less than 1.5 percent, G is more than 68 and less than 75 percent, and M is less than 2 percent, the coal blending scheme is as follows: 55-65% of main coking coal, 5-15% of fat coal, 20-25% of lean coal, 10-20% of gas coal and 5-10% of 1/3 coking coal;
when R is more than 1.5%, G is more than 68 and less than 75 and M is less than 2%, the coal blending scheme is as follows: 65-75% of main coking coal, 5-10% of fat coal, 20-25% of lean coal, 10-20% of gas coal and 5-10% of 1/3 coking coal;
(iii) scheme III, R is more than 0.7 percent and less than 1.5 percent, G is more than 75 percent, and M is more than 2 percent, and the coal blending scheme is as follows: 55-65% of main coking coal, 5-15% of fat coal, 15-25% of lean coal, 10-20% of gas coal and 10-20% of 1/3 coking coal;
when R is more than 1.5%, G is more than 75% and M is more than 2%, the coal blending scheme is as follows: 65-75% of main coking coal, 5-10% of fat coal, 15-25% of lean coal, 10-20% of gas coal and 10-20% of 1/3 coking coal;
putting the mixed main coking coal, fat coal, lean coal, gas coal and 1/3 coking coal into a coal tower for coal conversion; then, the main coking coal, fat coal, lean coal, gas coal and 1/3 coking coal which are converted from coal are loaded into a coal charging car and tamped to the density of 1.03-1.05g/cm2Putting the coal cake into a coke oven, coking for 1-1.5h at 900-1100 ℃, dry-distilling the tamped coal cake into coke, sending the coke into a coke quenching tower for coke quenching, and sending the coke to a coke cooling table after coke quenching; then, putting the coke into a large vibrating screen for primary screening, wherein the model of the large vibrating screen is ZSGB-1030, the size of a screen hole is 15-25 meshes, after the primary screening, continuously putting the coke into a small vibrating screen for secondary screening, the model of the small vibrating screen is ZSGB-0615, the size of the screen hole is 3-5 meshes, and screening coke particles and coke powder;
s2, chemical addition: in step S1, petroleum coke, needle coke, pitch, methyl t-butyl ether, isooctane, xylene, benzene, crude benzene, propylene, raw oil, pentane foaming agent, industrial white oil, and industrial ethane are added as necessary.
Preferably, in step S1, the mass percentage of water in the main coking coal, the fat coal, the lean coal, the gas coal and the 1/3 coking coal is 7-10%, the colloidal layer thickness of the main coking coal, the fat coal, the lean coal, the gas coal and the 1/3 coking coal is 14-20mm, the mass percentage of volatile components in the main coking coal, the fat coal, the lean coal, the gas coal and the 1/3 coking coal is 28-32%, and the mass percentage of colloidal sulfur in the main coking coal, the fat coal, the lean coal, the gas coal and the 1/3 coking coal is less than 1%.
Preferably, in the step S2, petroleum coke, needle coke, asphalt, methyl tert-butyl ether, isooctane, xylene, benzene, crude benzene, propylene, raw oil, pentane foaming agent, industrial white oil, and industrial ethane are added in a ratio that can be quantified according to rain and snow weather and specified indexes.
Compared with the prior art, the invention has the beneficial effects that: according to the vitrinite average reflectivity R of the main coking coal; the bonding index G of the main coking coal and the determination rate of the mass percentage content of ash content of single main coking coal as M are set, and the coal blending proportion is set, so that the coal blending is more accurate, and different requirements can be met according to requirements, such as high bonding degree, low inert capacity and difficult ignition point due to too low temperature; the crushing strength is high, the forming is easy, the transportation is convenient, and the crushing is not easy in the transportation process; the accessory products are various in types, and can be produced according to the requirements; the production efficiency is high, the used raw coal is low, economic and economical, and the production is convenient;
in the proportioning process, petroleum coke, needle coke, asphalt, methyl tert-butyl ether, isooctane, xylene, benzene, crude benzene, propylene, raw oil, a pentane foaming agent, industrial white oil, industrial ethane and other chemical products can be added according to a specified proportion or rain and snow weather conditions, the dosage proportion can be controlled more conveniently, the desired coal blending function can be achieved, and the ash content can be reduced, the sulfur content can be reduced, and the heating value can be increased by adding the chemical products.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention.
In the drawings:
FIG. 1 is a schematic structural view of the present invention;
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments; all other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, the present invention provides a solution: a formula of chemical product mixed coal comprises the following steps:
s1, blending coal: measuring the vitrinite average reflectivity R of the main coking coal; the bonding index G of the main coking coal and the ash content of the single main coking coal are M, and coal blending is carried out according to R, G and M:
when R is more than 0.7 percent and less than 1.5 percent, G is more than 68 and less than 75 percent, and M is less than 2 percent, the coal blending scheme is as follows: 55-65% of main coking coal, 5-15% of fat coal, 20-25% of lean coal, 10-20% of gas coal and 5-10% of 1/3 coking coal;
when R is more than 1.5%, G is more than 68 and less than 75 and M is less than 2%, the coal blending scheme is as follows: 65-75% of main coking coal, 5-10% of fat coal, 20-25% of lean coal, 10-20% of gas coal and 5-10% of 1/3 coking coal;
(iii) scheme III, R is more than 0.7 percent and less than 1.5 percent, G is more than 75 percent, and M is more than 2 percent, and the coal blending scheme is as follows: 55-65% of main coking coal, 5-15% of fat coal, 15-25% of lean coal, 10-20% of gas coal and 10-20% of 1/3 coking coal;
when R is more than 1.5%, G is more than 75% and M is more than 2%, the coal blending scheme is as follows: 65-75% of main coking coal, 5-10% of fat coal, 15-25% of lean coal, 10-20% of gas coal and 10-20% of 1/3 coking coal;
putting the mixed main coking coal, fat coal, lean coal, gas coal and 1/3 coking coal into a coal tower for coal conversion; then, the main coking coal, fat coal, lean coal, gas coal and 1/3 coking coal which are converted from coal are loaded into a coal charging car and tamped to the density of 1.03-1.05g/cm2Putting the coal cake into a coke oven, coking for 1-1.5h at 900-1100 ℃, dry-distilling the tamped coal cake into coke, sending the coke into a coke quenching tower for coke quenching, and sending the coke to a coke cooling table after coke quenching; then, putting the coke into a large vibrating screen for primary screening, wherein the model of the large vibrating screen is ZSGB-1030, the size of a screen hole is 15-25 meshes, after the primary screening, continuously putting the coke into a small vibrating screen for secondary screening, the model of the small vibrating screen is ZSGB-0615, the size of the screen hole is 3-5 meshes, and screening coke particles and coke powder;
s2, chemical addition: in step S1, petroleum coke, needle coke, pitch, methyl t-butyl ether, isooctane, xylene, benzene, crude benzene, propylene, raw oil, pentane foaming agent, industrial white oil, and industrial ethane are added as necessary.
Wherein, in step S1, the main coking coal, fat coal, lean coal, gas coal and 1/3 coking coal have 7-10% of water content by mass, the main coking coal, fat coal, lean coal, gas coal and 1/3 coking coal colloid layer have 14-20mm of thickness, the main coking coal, fat coal, lean coal, gas coal and 1/3 coking coal volatile components have 28-32% of mass, and the main coking coal, fat coal, lean coal, gas coal and 1/3 coking coal colloid sulfur content is less than 1% of mass; in step S2, petroleum coke, needle coke, pitch, methyl tert-butyl ether, isooctane, xylene, benzene, crude benzene, propylene, raw oil, pentane foaming agent, industrial white oil, and industrial ethane are added in a quantitative manner according to the weather of rain and snow and the quantitative determination of the designated index.
Example one
A formula of chemical product mixed coal comprises the following steps:
s1, blending coal: measuring the vitrinite average reflectivity R of the main coking coal; the bonding index G of the main coking coal and the ash content of the single main coking coal are M, and coal blending is carried out according to R, G and M:
when R is more than 0.7 percent and less than 1.5 percent, G is more than 68 and less than 75 percent, and M is less than 2 percent, the coal blending scheme is as follows: 60% of main coking coal, 10% of fat coal, 15% of lean coal, 10% of gas coal and 5% of 1/3 coking coal;
putting the mixed main coking coal, fat coal, lean coal, gas coal and 1/3 coking coal into a coal tower for coal conversion; then, the main coking coal, fat coal, lean coal, gas coal and 1/3 coking coal which are converted from coal are loaded into a coal charging car and tamped to the density of 1.03g/cm2Putting the coal cake into a coke oven, coking for 1.5h at 900 ℃, dry-distilling the tamped coal cake into coke, sending the coke into a coke quenching tower for coke quenching, and sending the coke to a coke cooling table after coke quenching; and then, putting the coke into a large vibrating screen for primary screening, wherein the model of the large vibrating screen is ZSGB-1030, the size of a screen hole is 20 meshes, after the primary screening, continuously putting the coke into a small vibrating screen for secondary screening, the model of the small vibrating screen is ZSGB-0615, the size of the screen hole is 5 meshes, and screening coke particles and coke powder.
S2, chemical addition: in step S1, petroleum coke, needle coke, pitch, methyl t-butyl ether, isooctane, xylene, benzene, crude benzene, propylene, raw oil, pentane foaming agent, industrial white oil, and industrial ethane are added as necessary.
The coking coal prepared by the method has high caking property and low inert-holding capacity, and is not difficult to ignite due to low temperature.
Example two
A formula of chemical product mixed coal comprises the following steps:
s1, blending coal: measuring the vitrinite average reflectivity R of the main coking coal; the bonding index G of the main coking coal and the ash content of the single main coking coal are M, and coal blending is carried out according to R, G and M:
when R is more than 1.5%, G is more than 68 and less than 75 and M is less than 2%, the coal blending scheme is as follows: 65% of main coking coal, 5% of fat coal, 15% of lean coal, 10% of gas coal and 5% of 1/3 coking coal;
putting the mixed main coking coal, fat coal, lean coal, gas coal and 1/3 coking coal into a coal tower for coal conversion; then, the main coking coal, fat coal, lean coal, gas coal and 1/3 coking coal which are converted from coal are loaded into a coal charging car and tamped to the density of 1.03g/cm2Putting the coal cake into a coke oven, coking for 1.5h at 900 ℃, dry-distilling the tamped coal cake into coke, sending the coke into a coke quenching tower for coke quenching, and sending the coke to a coke cooling table after coke quenching; and then, putting the coke into a large vibrating screen for primary screening, wherein the model of the large vibrating screen is ZSGB-1030, the size of a screen hole is 20 meshes, after the primary screening, continuously putting the coke into a small vibrating screen for secondary screening, the model of the small vibrating screen is ZSGB-0615, the size of the screen hole is 5 meshes, and screening coke particles and coke powder.
S2, chemical addition: in step S1, petroleum coke, needle coke, pitch, methyl t-butyl ether, isooctane, xylene, benzene, crude benzene, propylene, raw oil, pentane foaming agent, industrial white oil, and industrial ethane are added as necessary.
The coking coal prepared by the method has high crushing strength, is easy to mold, is convenient to transport and is not easy to crush in the transportation process.
EXAMPLE III
A formula of chemical product mixed coal comprises the following steps:
s1, blending coal: measuring the vitrinite average reflectivity R of the main coking coal; the bonding index G of the main coking coal and the ash content of the single main coking coal are M, and coal blending is carried out according to R, G and M:
(iii) scheme III, R is more than 0.7 percent and less than 1.5 percent, G is more than 75 percent, and M is more than 2 percent, and the coal blending scheme is as follows: 60% of main coking coal, 15% of fat coal, 10% of lean coal, 5% of gas coal and 10% of 1/3 coking coal;
putting the mixed main coking coal, fat coal, lean coal, gas coal and 1/3 coking coal into a coal tower for coal conversion; then, the main coking coal, fat coal, lean coal, gas coal and 1/3 coking coal which are converted from coal are loaded into a coal charging car and tamped to the density of 1.03g/cm2Putting the coal cake into a coke oven, coking for 1.5h at 900 ℃, dry-distilling the tamped coal cake into coke, sending the coke into a coke quenching tower for coke quenching, and sending the coke to a coke cooling table after coke quenching; and then, putting the coke into a large vibrating screen for primary screening, wherein the model of the large vibrating screen is ZSGB-1030, the size of a screen hole is 20 meshes, after the primary screening, continuously putting the coke into a small vibrating screen for secondary screening, the model of the small vibrating screen is ZSGB-0615, the size of the screen hole is 5 meshes, and screening coke particles and coke powder.
S2, chemical addition: in step S1, petroleum coke, needle coke, pitch, methyl t-butyl ether, isooctane, xylene, benzene, crude benzene, propylene, raw oil, pentane foaming agent, industrial white oil, and industrial ethane are added as necessary. .
The coking coal prepared by the method has various accessory product types, and the accessory products can be produced according to the requirements.
Example four
A formula of chemical product mixed coal comprises the following steps:
s1, blending coal: measuring the vitrinite average reflectivity R of the main coking coal; the bonding index G of the main coking coal and the ash content of the single main coking coal are M, and coal blending is carried out according to R, G and M:
when R is more than 1.5%, G is more than 75% and M is more than 2%, the coal blending scheme is as follows: 65% of main coking coal, 5% of fat coal, 15% of lean coal, 5% of gas coal and 10% of 1/3 coking coal;
putting the mixed main coking coal, fat coal, lean coal, gas coal and 1/3 coking coal into a coal tower for coal conversion; then, the main coking coal, fat coal, lean coal, gas coal and 1/3 coking coal which are converted from coal are loaded into a coal charging car and tamped to the density of 1.03g/cm2The coal cake is put into a coke oven, the coke is made for 1.5h at the temperature of 900 ℃, the coal cake after tamping is dry distilled into coke,sending the coke into a coke quenching tower for quenching, and sending the coke to a coke cooling platform after quenching; and then, putting the coke into a large vibrating screen for primary screening, wherein the model of the large vibrating screen is ZSGB-1030, the size of a screen hole is 20 meshes, after the primary screening, continuously putting the coke into a small vibrating screen for secondary screening, the model of the small vibrating screen is ZSGB-0615, the size of the screen hole is 5 meshes, and screening coke particles and coke powder.
S2, chemical addition: in step S1, petroleum coke, needle coke, pitch, methyl t-butyl ether, isooctane, xylene, benzene, crude benzene, propylene, raw oil, pentane foaming agent, industrial white oil, and industrial ethane are added as necessary.
The coking coal prepared by the method has high production efficiency, the used raw coal is low, and the method is economical and convenient for production.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (3)
1. The formula of the chemical product mixed coal is characterized in that: the method comprises the following steps:
s1, blending coal: measuring the vitrinite average reflectivity R of the main coking coal; the bonding index G of the main coking coal and the ash content of the single main coking coal are M, and coal blending is carried out according to R, G and M:
when R is more than 0.7 percent and less than 1.5 percent, G is more than 68 and less than 75 percent, and M is less than 2 percent, the coal blending scheme is as follows: 55-65% of main coking coal, 5-15% of fat coal, 20-25% of lean coal, 10-20% of gas coal and 5-10% of 1/3 coking coal;
when R is more than 1.5%, G is more than 68 and less than 75 and M is less than 2%, the coal blending scheme is as follows: 65-75% of main coking coal, 5-10% of fat coal, 20-25% of lean coal, 10-20% of gas coal and 5-10% of 1/3 coking coal;
(iii) scheme III, R is more than 0.7 percent and less than 1.5 percent, G is more than 75 percent, and M is more than 2 percent, and the coal blending scheme is as follows: 55-65% of main coking coal, 5-15% of fat coal, 15-25% of lean coal, 10-20% of gas coal and 10-20% of 1/3 coking coal;
when R is more than 1.5%, G is more than 75% and M is more than 2%, the coal blending scheme is as follows: 65-75% of main coking coal, 5-10% of fat coal, 15-25% of lean coal, 10-20% of gas coal and 10-20% of 1/3 coking coal;
putting the mixed main coking coal, fat coal, lean coal, gas coal and 1/3 coking coal into a coal tower for coal conversion; then, the main coking coal, fat coal, lean coal, gas coal and 1/3 coking coal which are converted from coal are loaded into a coal charging car and tamped to the density of 1.03-1.05g/cm2Putting the coal cake into a coke oven, coking for 1-1.5h at 900-1100 ℃, dry-distilling the tamped coal cake into coke, sending the coke into a coke quenching tower for coke quenching, and sending the coke to a coke cooling table after coke quenching; then, putting the coke into a large vibrating screen for primary screening, wherein the model of the large vibrating screen is ZSGB-1030, the size of a screen hole is 15-25 meshes, after the primary screening, continuously putting the coke into a small vibrating screen for secondary screening, the model of the small vibrating screen is ZSGB-0615, the size of the screen hole is 3-5 meshes, and screening coke particles and coke powder;
s2, chemical addition: in step S1, petroleum coke, needle coke, pitch, methyl t-butyl ether, isooctane, xylene, benzene, crude benzene, propylene, raw oil, pentane foaming agent, industrial white oil, and industrial ethane are added as necessary.
2. The chemical product coal blending formula according to claim 1, characterized in that: in the step S1, the main coking coal, fat coal, lean coal, gas coal and 1/3 coking coal have a moisture content of 7-10% by mass, the main coking coal, fat coal, lean coal, gas coal and 1/3 coking coal colloid layer have a thickness of 14-20mm, the main coking coal, fat coal, lean coal, gas coal and 1/3 coking coal have a volatile matter content of 28-32% by mass, and the main coking coal, fat coal, lean coal, gas coal and 1/3 coking coal have a gum sulfur content of less than 1% by mass.
3. The chemical product coal blending formula according to claim 1, characterized in that: in the step S2, petroleum coke, needle coke, pitch, methyl tert-butyl ether, isooctane, xylene, benzene, crude benzene, propylene, raw oil, pentane foaming agent, industrial white oil, and industrial ethane are added in a ratio that can be quantified according to rainy and snowy weather and specified indexes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010865011.1A CN111944572A (en) | 2020-08-25 | 2020-08-25 | Chemical product coal blending formula |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010865011.1A CN111944572A (en) | 2020-08-25 | 2020-08-25 | Chemical product coal blending formula |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111944572A true CN111944572A (en) | 2020-11-17 |
Family
ID=73366347
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010865011.1A Pending CN111944572A (en) | 2020-08-25 | 2020-08-25 | Chemical product coal blending formula |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111944572A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112899052A (en) * | 2021-01-21 | 2021-06-04 | 重庆大学 | Hydrogen inhibitor and method for producing high-quality metallurgical coke by adding large-proportion high-volatility bituminous coal under action of hydrogen inhibitor |
Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101134900A (en) * | 2007-10-18 | 2008-03-05 | 山西太钢不锈钢股份有限公司 | Coke coal blending ratio and coking method thereof |
| CN101186850A (en) * | 2006-11-17 | 2008-05-28 | 李芳洲 | Clay-free honey-comb coal bonding agent |
| CN102533299A (en) * | 2011-12-15 | 2012-07-04 | 武汉钢铁(集团)公司 | Russian fat coal participant coking and coal blending method |
| US8523961B2 (en) * | 2008-10-14 | 2013-09-03 | Kobe Steel, Ltd. | Method for manufacturing briquetted solid fuel using porous coal as starting material |
| CN107267183A (en) * | 2017-06-28 | 2017-10-20 | 徐州市龙山制焦有限公司 | A kind of method of coke making and coal blending |
| CN107739640A (en) * | 2017-10-20 | 2018-02-27 | 神雾科技集团股份有限公司 | A kind of method for improving dross coal caking index |
| CN108441276A (en) * | 2017-02-16 | 2018-08-24 | 泉州朝旭新能源科技有限公司 | A kind of additive and preparation method thereof for coal accelerated combustion |
| CN109439380A (en) * | 2018-12-29 | 2019-03-08 | 山东洛斐环保科技有限公司 | Improve the high heating value additive and preparation method thereof of coal combustion efficiency |
| CN109576033A (en) * | 2018-12-10 | 2019-04-05 | 宁波敬业控股集团有限公司 | Coal additive and preparation method thereof |
| CN109988661A (en) * | 2019-03-21 | 2019-07-09 | 杨伟杰 | Energy conservation and environmental protection cleans fire coal and preparation method thereof |
| CN110484287A (en) * | 2019-08-23 | 2019-11-22 | 山西沁新能源集团股份有限公司 | A kind of method of coke making and coal blending |
| CN110964581A (en) * | 2019-11-22 | 2020-04-07 | 宁波链成通能源有限公司 | Post-forming biomass fuel production method |
| CN111029577A (en) * | 2019-11-12 | 2020-04-17 | 山西沁新能源集团股份有限公司 | Method for blending coal with precursor of crystalline carbon coke powder |
| CN111286351A (en) * | 2020-03-11 | 2020-06-16 | 汝州天瑞煤焦化有限公司 | Tamping coking coal blending method for blending high-sulfur gas-fat coal |
-
2020
- 2020-08-25 CN CN202010865011.1A patent/CN111944572A/en active Pending
Patent Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101186850A (en) * | 2006-11-17 | 2008-05-28 | 李芳洲 | Clay-free honey-comb coal bonding agent |
| CN101134900A (en) * | 2007-10-18 | 2008-03-05 | 山西太钢不锈钢股份有限公司 | Coke coal blending ratio and coking method thereof |
| US8523961B2 (en) * | 2008-10-14 | 2013-09-03 | Kobe Steel, Ltd. | Method for manufacturing briquetted solid fuel using porous coal as starting material |
| CN102533299A (en) * | 2011-12-15 | 2012-07-04 | 武汉钢铁(集团)公司 | Russian fat coal participant coking and coal blending method |
| CN108441276A (en) * | 2017-02-16 | 2018-08-24 | 泉州朝旭新能源科技有限公司 | A kind of additive and preparation method thereof for coal accelerated combustion |
| CN107267183A (en) * | 2017-06-28 | 2017-10-20 | 徐州市龙山制焦有限公司 | A kind of method of coke making and coal blending |
| CN107739640A (en) * | 2017-10-20 | 2018-02-27 | 神雾科技集团股份有限公司 | A kind of method for improving dross coal caking index |
| CN109576033A (en) * | 2018-12-10 | 2019-04-05 | 宁波敬业控股集团有限公司 | Coal additive and preparation method thereof |
| CN109439380A (en) * | 2018-12-29 | 2019-03-08 | 山东洛斐环保科技有限公司 | Improve the high heating value additive and preparation method thereof of coal combustion efficiency |
| CN109988661A (en) * | 2019-03-21 | 2019-07-09 | 杨伟杰 | Energy conservation and environmental protection cleans fire coal and preparation method thereof |
| CN110484287A (en) * | 2019-08-23 | 2019-11-22 | 山西沁新能源集团股份有限公司 | A kind of method of coke making and coal blending |
| CN111029577A (en) * | 2019-11-12 | 2020-04-17 | 山西沁新能源集团股份有限公司 | Method for blending coal with precursor of crystalline carbon coke powder |
| CN110964581A (en) * | 2019-11-22 | 2020-04-07 | 宁波链成通能源有限公司 | Post-forming biomass fuel production method |
| CN111286351A (en) * | 2020-03-11 | 2020-06-16 | 汝州天瑞煤焦化有限公司 | Tamping coking coal blending method for blending high-sulfur gas-fat coal |
Non-Patent Citations (2)
| Title |
|---|
| 刘西文: "《塑料配混工（中、高级）培训教程》", 31 January 2017, 北京：文化发展出版社 * |
| 李艳红: "《能源化学工程专业实践》", 30 October 2016, 昆明：云南大学出版社 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112899052A (en) * | 2021-01-21 | 2021-06-04 | 重庆大学 | Hydrogen inhibitor and method for producing high-quality metallurgical coke by adding large-proportion high-volatility bituminous coal under action of hydrogen inhibitor |
| CN112899052B (en) * | 2021-01-21 | 2022-01-25 | 重庆大学 | Hydrogen inhibitor and method for producing coke by adding large-proportion high-volatility bituminous coal |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111944572A (en) | Chemical product coal blending formula | |
| CN105733623B (en) | A kind of coking process of the low-order coal moulded coal raw material containing biomass | |
| CN104327871B (en) | A kind of moulded coal raw material suitable for tamping coke furnace low-order coal upgrading | |
| CN107236560B (en) | Process for coking molding material containing low-rank coal, garbage and biomass | |
| CN106929064A (en) | It is a kind of to be suitable to the molding mass containing low-order coal, biomass and rubbish of tamping coking | |
| CN105733624B (en) | A kind of coking process of the moulded coal including biomass and low-order coal | |
| CN107236566B (en) | Low-rank coal and biomass forming process and forming material prepared by process | |
| CN109355080A (en) | A kind of jet coal production coke and its production technology | |
| CN106929052A (en) | A kind of moulded coal raw material containing low-order coal and biological particles | |
| CN106929042A (en) | A kind of moulded coal raw material for being coated with low-order coal and biological particles | |
| CN106929049A (en) | It is a kind of that coking is carried out to the moulded coal containing low-order coal and biological particles and the technique of coal tar pitch is reclaimed | |
| CN106929046A (en) | A kind of moulded coal raw material containing low-order coal and particulate matter | |
| CN106929041A (en) | A kind of process for upgrading of the moulded coal raw material for being coated with low-order coal and biological particles | |
| CN106929053A (en) | A kind of coking process of the moulded coal raw material containing low-order coal and particulate matter | |
| CN106929050A (en) | A kind of process for upgrading of the molding mass containing low-order coal, biomass and rubbish | |
| CN105733633B (en) | A kind of moulded coal including biomass and low-order coal | |
| CN105733632B (en) | A kind of low-order coal moulded coal raw material containing biomass | |
| CN105733629B (en) | A kind of process for upgrading of the moulded coal including biomass and low-order coal | |
| CN106929059A (en) | A kind of coking process of the molding mass containing low-order coal, biomass and rubbish | |
| CN105733628B (en) | A kind of process for upgrading of the low-order coal moulded coal raw material containing biomass | |
| CN106929069A (en) | A kind of process for upgrading of the moulded coal raw material containing low-order coal and biological particles | |
| CN107236564B (en) | Process for coking molding material containing low-rank coal and biomass | |
| CN106929043A (en) | A kind of process for upgrading of biomass | |
| CN107236556B (en) | Process for upgrading molding material containing low-rank coal and biomass | |
| CN106929057A (en) | A kind of coking process of the moulded coal raw material containing low-order coal and biological particles |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20201117 |
|
| RJ01 | Rejection of invention patent application after publication |