CN103666609A - Coal tar and coal water slurry mixed fuel and preparation method thereof - Google Patents
Coal tar and coal water slurry mixed fuel and preparation method thereof Download PDFInfo
- Publication number
- CN103666609A CN103666609A CN201310727972.6A CN201310727972A CN103666609A CN 103666609 A CN103666609 A CN 103666609A CN 201310727972 A CN201310727972 A CN 201310727972A CN 103666609 A CN103666609 A CN 103666609A
- Authority
- CN
- China
- Prior art keywords
- coal
- parts
- water slurry
- coal tar
- coal water
- 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
Landscapes
- Liquid Carbonaceous Fuels (AREA)
Abstract
The invention relates to mixed coal water slurry fuel, in particular to coal tar and coal water slurry mixed fuel and a preparation method thereof. The coal tar and coal water slurry mixed fuel comprises the following raw materials in parts by weight: 55-65 parts of superfine pulverized coal, 10-25 parts of coal tar, 10-25 parts of water, 2-5 parts of flame accelerator, 2-5 parts of dispersing agent and 4-10 parts of emolsifier. The mixed fuel has the benefits that: (1) a finish product is low in viscosity, the combustion efficiency of coal water slurry is effectively improved, the combustion is more completely and sufficiently, (2) the stability of the coal water slurry is improved, the coal water slurry can be stored for a long term, (3) the mixed fuel is in a liquid slurry shape, can be pumped, atomized, stored and transported like oil and is convenient to transport, and (4) the combustion is sufficient, the carbon smoke pollution is greatly reduced, and the mixed fuel is environment-friendly and energy-saving.
Description
Technical field
The present invention relates to a kind of mixing water coal slurry fuel, be specifically related to a kind of coal tar coal water slurry propellant combination and preparation method thereof.
Background technology
Coal water slurry is the New type coal base liquid fuel rising the seventies, approximately by 65% coal, 34% water and 1% chemical additive, through certain technical process, process, its ash content and sulphur content are low, during burning, flame kernel temperature is lower, efficiency of combustion is high, and flue dust, SO2 and NOX quantity discharged are all lower than fuel oil and fire coal.The energy strategy consideration of many countries based on long-term, the fuel technology using it as replace oil with coal is studied, is developed and lays in, and has realized commercialization and used.
The coal water slurry research work of China is started in the end of the seventies, at the beginning of the eighties, and abroad synchronizes, and immediate cause is the oil crisis breaking out in the world, and every country is all being found with a kind of new forms of energy that replace oil.And China is a rich coal, weak breath, oil-poor country, so China is devoted to the R&D work of coal water slurry always, and in tackling key problem in May nineteen eighty-three, developed first coal water slurry examination and burn successfully.In recent years, the development of the coal water slurry technology of preparing of China and fuel technology is very fast, and has reached world level, has successively completed the engineering test that the stoves such as power boiler, boiler of power plant, heater for rolling steel, heat treatment furnace, dry kiln use coal water slurry.High-tech area in environmental protection industry, most of technology, the product of China all lag behind international most advanced level, and coal water slurry is an exception, the COAL-WATER SLURRY TECHNOLOGY of China has precedence over abroad, and this new forms of energy occupy very important status in Chinese energy strategy.
China is world coke production big country, and coke annual production accounts for nearly 50% left and right of world's coke ultimate production, goes back coal tar and the coke-oven gas of the more low economic value of by-product when producing coke.Coal tar is as important coke by-products, and output accounts for 4% left and right of coking coal, and within 2010, China's output is about 1,100 ten thousand tons/year.Coal tar smell is larger, contains a large amount of SOx and NOx in combustion product gases, and environment has been caused to severe contamination, and the problem of coal tar contaminate environment and coke-oven gas emptying burning waste resource is perplexing Coke Industry for a long time always.
For this reason, we propose a kind of method of preparing coal water slurry: add coal tar and suitable additives, be prepared into fluidization fuel slurry.Greatly improve burning of coal efficiency, reduced coal tar contaminate environment and coke-oven gas emptying burning waste resource, and fool proof.
Summary of the invention
The invention provides a kind of coal tar coal water slurry propellant combination: add coal tar and suitable additives, be prepared into fluidization fuel slurry.Greatly improve burning of coal efficiency, reduced coal tar contaminate environment and coke-oven gas emptying burning waste resource, and fool proof.
A kind of coal tar coal water slurry propellant combination of the present invention, is comprised of the raw material of following weight parts:
55～65 parts of microfine coals;
10～25 parts, coal tar;
10～25 parts, water;
2～5 parts of the short agent of combustion;
2～5 parts of dispersion agents;
4～10 parts of emulsifying agents.
The short agent of described combustion be petroleum sodium sulfonate and sodium napthionate at least one;
Described dispersion agent is sodium lignosulfonate, polypropylene sodium sulfonate, at least one of ethoxylated dodecyl alcohol;
Described emulsifying agent is at least one in styroyl phenol polyoxyethylene polyoxypropylene ether, two styroyl phenol polyethenoxy ether, glycerin polyoxyethylene ether polyoxypropylene ether fatty acid ester.
Wherein preferably:
60 parts of microfine coals;
18 parts, coal tar;
12 parts, water;
2 parts of petroleum sodium sulfonates;
1 part of sodium napthionate;
1 part of polypropylene sodium sulfonate;
2 parts of ethoxylated dodecyl alcohols;
2 parts of two styroyl phenol polyethenoxy ethers;
2 parts of glycerin polyoxyethylene ether polyoxypropylene ether fatty acid esters.
The preparation method of a kind of coal tar coal water slurry propellant combination of the present invention is:
(1), the preparation of coal water slurry: the raw coal of pulverizing is put into ball mill, grinding 1～2h takes out, cross 180～260 mesh sieves, obtain microfine coal, microfine coal is mixed with water, add again appropriate combustion to urge agent, under 80～95 degrees Celsius, with agitator, stir (500～800r/min) approximately after 10～30min, complete the preparation of coal water slurry;
(2) preparation of oily coal tar coal water slurry propellant combination: add dispersion agent in the coal water slurry preparing, in coal tar, add emulsifying agent, then coal tar is added in the coal water slurry preparing, rapid stirring (1500～2000r/min) 10～30min makes three-phase propellant combination.Whole preparation process completes under the state of 60～90 ℃ at constant temperature, guarantees that each component is divided to mix, and makes coal tar coal water slurry propellant combination of the present invention.
The dispersion agent adding in a kind of coal tar coal water slurry propellant combination of the present invention, by the effects such as interaction, Coulomb repulsion effect or steric effect of close and distant water base and raw material, reach the viscosity reduction of coal water slurry and stop the object of assembling, it makes burning more abundant with the short agent petroleum sodium sulfonate of the combustion of adding and sodium napthionate acting in conjunction.The object of emulsifying agent is to make coal water slurry to keep condition homogeneity in storage and during carrying.
The invention has the beneficial effects as follows:
(1). finished product viscosity is low, has effectively improved the efficiency of combustion of coal water slurry, and burning is more cmpletely;
(2). improved the stability of coal water slurry, can standing storage;
(3). the pulpous state that is in a liquid state, can be as the same pumping of oil, atomization, accumulating, transmission facilitates;
(4). sufficient combustion, greatly reduces soot contamination, environmental protection and energy saving.
Embodiment
embodiment 1
A kind of coal tar coal water slurry propellant combination of the present invention, is comprised of the raw material of following weight parts:
55 parts of microfine coals;
10 parts, coal tar;
10 parts, water;
2 parts of petroleum sodium sulfonates;
3 parts of sodium napthionates;
1 part of sodium lignosulfonate;
2 parts of polypropylene sodium sulfonates
2 parts of ethoxylated dodecyl alcohols;
2 parts, styroyl phenol polyoxyethylene polyoxypropylene ether;
2 parts of two styroyl phenol polyethenoxy ethers;
1 part of glycerin polyoxyethylene ether polyoxypropylene ether fatty acid ester.
Its preparation process is as follows:
(1), the preparation of coal water slurry: the raw coal of pulverizing is put to people's ball mill, grinding 1h takes out, cross 180 mesh sieves, obtain microfine coal, 55 parts of microfine coals are mixed with 10 parts of water, add again 2 parts of petroleum sodium sulfonates and 3 parts of sodium napthionates, under 80 degrees Celsius, with agitator, stir after (500r/min) 20min, complete the preparation of coal water slurry;
(2) preparation of oily coal tar coal water slurry propellant combination: add 1 part of sodium lignosulfonate in the coal water slurry preparing, 2 parts of polypropylene sodium sulfonates and 2 parts of ethoxylated dodecyl alcohols, in 10 parts of coal tar, be added into 2 parts of two styroyl phenol polyethenoxy ethers, 2 parts of styroyl phenol polyoxyethylene polyoxypropylene ethers and 1 part of glycerin polyoxyethylene ether polyoxypropylene ether fatty acid ester, then coal tar is added in the coal water slurry preparing, rapid stirring (1500r/min) 20min makes three-phase propellant combination, whole preparation process completes under the state of 60 ℃ at constant temperature, guaranteeing that each component is divided mixes, make coal tar coal water slurry propellant combination A of the present invention.
embodiment 2
A kind of coal tar coal water slurry propellant combination of the present invention, is comprised of the raw material of following weight parts:
60 parts of microfine coals;
18 parts, coal tar;
12 parts, water;
2 parts of petroleum sodium sulfonates;
1 part of sodium napthionate;
1 part of polypropylene sodium sulfonate;
2 parts of ethoxylated dodecyl alcohols;
2 parts of two styroyl phenol polyethenoxy ethers;
2 parts of glycerin polyoxyethylene ether polyoxypropylene ether fatty acid esters.
Its preparation process is as follows:
(1), the preparation of coal water slurry: the raw coal of pulverizing is put to people's ball mill, grinding 1.5h takes out, cross 220 mesh sieves, obtain microfine coal, 60 parts of microfine coals are mixed with 12 parts of water, add again 2 parts of petroleum sodium sulfonates and 1 part of sodium napthionate, under 90 degrees Celsius, with agitator, stir after (700r/min) 20min, complete the preparation of coal water slurry;
(2) preparation of oily coal tar coal water slurry propellant combination: add 1 part of polypropylene sodium sulfonate and 2 parts of ethoxylated dodecyl alcohols in the coal water slurry preparing, in 12 parts of coal tar, be added into 2 parts of two styroyl phenol polyethenoxy ethers and 2 parts of glycerin polyoxyethylene ether polyoxypropylene ether fatty acid esters, then coal tar is added in the coal water slurry preparing, rapid stirring (1800r/min) 20min makes three-phase propellant combination, whole preparation process completes under the state of 80 ℃ at constant temperature, guaranteeing that each component is divided mixes, make coal tar coal water slurry propellant combination B of the present invention.
embodiment 3
A kind of coal tar coal water slurry propellant combination of the present invention, is comprised of the raw material of following weight parts:
60 parts of microfine coals;
20 parts, coal tar;
20 parts, water;
2 parts of petroleum sodium sulfonates;
1 part of sodium napthionate;
1 part of sodium lignosulfonate;
2 parts of ethoxylated dodecyl alcohols;
2 parts, styroyl phenol polyoxyethylene polyoxypropylene ether;
2 parts of glycerin polyoxyethylene ether polyoxypropylene ether fatty acid esters.
Its preparation process is as follows:
(1), the preparation of coal water slurry: the raw coal of pulverizing is put to people's ball mill, grind 1.5h and take out, cross 220 mesh sieves, obtain microfine coal.60 parts of microfine coals are mixed with 20 parts of water, then add 2 parts of petroleum sodium sulfonates and 1 part of sodium napthionate, under 95 degrees Celsius, with agitator, stir after (800r/min) 30min, complete the preparation of coal water slurry.
(2) preparation of oily coal tar coal water slurry propellant combination: add 1 part of sodium lignosulfonate and 2 parts of ethoxylated dodecyl alcohols in the coal water slurry preparing, in 60 parts of coal tar, be added into 2 parts of styroyl phenol polyoxyethylene polyoxypropylene ethers and 2 parts of glycerin polyoxyethylene ether polyoxypropylene ether fatty acid esters, then coal tar is added in the coal water slurry preparing, rapid stirring (2000r/min) 30min makes three-phase propellant combination, whole preparation process completes under the state of 90 ℃ at constant temperature, guaranteeing that each component is divided mixes, make coal tar coal water slurry propellant combination C of the present invention.
The coal tar coal water slurry propellant combination of the present invention that above-described embodiment is made carries out respectively performance study, and concrete data are as table 1.
Table 1: coal tar coal water slurry propellant combination of the present invention performance test
As can be seen from Table 1, coal tar coal water slurry propellant combination concentration of the present invention is in 66% left and right, viscosity is at 700-800 mPa.s, surpass industrial production actual demand concentration (requiring 58-62%), viscosity also reaches actual production demand (requiring < <=1200 mPas).Its standing depositing three days, without bleed, without precipitation, slurry performance is good, and stability is excellent.Efficiency of combustion significantly improves.In table, A represents that under range estimation, viscosity is lower, good fluidity; B represents that under range estimation, viscosity is obviously larger, and mobility is poor; A-represents to estimate lower viscosity and mobility between A, B.
Claims (6)
1. a coal tar coal water slurry propellant combination, is comprised of the raw material of following weight parts:
55～65 parts of microfine coals;
10～25 parts, coal tar;
10～25 parts, water;
2～5 parts of the short agent of combustion;
2～5 parts of dispersion agents;
4～10 parts of emulsifying agents.
2. coal tar coal water slurry propellant combination as claimed in claim 1, is characterized in that: the short agent of described combustion be petroleum sodium sulfonate and sodium napthionate at least one.
3. coal tar coal water slurry propellant combination as claimed in claim 1, is characterized in that: described dispersion agent is sodium lignosulfonate, polypropylene sodium sulfonate, at least one of ethoxylated dodecyl alcohol.
4. coal tar coal water slurry propellant combination as claimed in claim 1, is characterized in that: described emulsifying agent is at least one in styroyl phenol polyoxyethylene polyoxypropylene ether, two styroyl phenol polyethenoxy ether, glycerin polyoxyethylene ether polyoxypropylene ether fatty acid ester.
5. coal tar coal water slurry propellant combination as claimed in claim 1, is characterized in that being comprised of the raw material of following weight parts:
60 parts of microfine coals;
18 parts, coal tar;
12 parts, water;
2 parts of petroleum sodium sulfonates;
1 part of sodium napthionate;
1 part of polypropylene sodium sulfonate;
2 parts of ethoxylated dodecyl alcohols;
2 parts of two styroyl phenol polyethenoxy ethers;
2 parts of glycerin polyoxyethylene ether polyoxypropylene ether fatty acid esters.
6. the preparation method of coal tar coal water slurry propellant combination as claimed in claim 1, is characterized in that: concrete steps are:
(1), the preparation of coal water slurry: the raw coal of pulverizing is put into ball mill, grinding 1～2h takes out, cross 180～260 mesh sieves, obtain microfine coal, microfine coal is mixed with water, add again appropriate combustion to urge agent, under 80～95 degrees Celsius, with agitator, stir (500～800r/min) approximately after 10～30min, complete the preparation of coal water slurry;
(2) preparation of oily coal tar coal water slurry propellant combination: add dispersion agent in the coal water slurry preparing, in coal tar, add emulsifying agent, then coal tar is added in the coal water slurry preparing, rapid stirring (1500～2000r/min) 10～30min makes three-phase propellant combination;
Whole preparation process completes under the state of 60～90 ℃ at constant temperature, guarantees that each component is divided to mix, and makes coal tar coal water slurry propellant combination of the present invention.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310727972.6A CN103666609A (en) | 2013-12-25 | 2013-12-25 | Coal tar and coal water slurry mixed fuel and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310727972.6A CN103666609A (en) | 2013-12-25 | 2013-12-25 | Coal tar and coal water slurry mixed fuel and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103666609A true CN103666609A (en) | 2014-03-26 |
Family
ID=50305389
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310727972.6A Pending CN103666609A (en) | 2013-12-25 | 2013-12-25 | Coal tar and coal water slurry mixed fuel and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103666609A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104293401A (en) * | 2014-10-28 | 2015-01-21 | 山东中大药业有限公司 | Coal-water slurry blended fuel and preparation method thereof |
| CN107702129A (en) * | 2017-09-11 | 2018-02-16 | 官爱平 | Combustion method and its burner |
| CN110452747A (en) * | 2019-07-16 | 2019-11-15 | 广西欧神诺陶瓷有限公司 | Water-coal-slurry and preparation method thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1136583A (en) * | 1996-02-08 | 1996-11-27 | 中国科学院感光化学研究所 | Water base ternary mixed fuel composed of coal, water and oil |
| CN1354227A (en) * | 2000-11-20 | 2002-06-19 | 中国科学院理化技术研究所 | Oil base ternary mixed fuel formed from coal, water and oil |
| CN1786127A (en) * | 2004-12-10 | 2006-06-14 | 上海精微粉溶机械设备有限公司 | Ultra fine water oil coal mixture fuel slurry and its production method |
| CN101451082A (en) * | 2008-12-30 | 2009-06-10 | 中国科学院工程热物理研究所 | Method for preparing bituminous coal slurry |
| CN101691511A (en) * | 2009-10-20 | 2010-04-07 | 济南开发区星火科学技术研究院 | Coal-tar pitch fuel composite |
-
2013
- 2013-12-25 CN CN201310727972.6A patent/CN103666609A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1136583A (en) * | 1996-02-08 | 1996-11-27 | 中国科学院感光化学研究所 | Water base ternary mixed fuel composed of coal, water and oil |
| CN1354227A (en) * | 2000-11-20 | 2002-06-19 | 中国科学院理化技术研究所 | Oil base ternary mixed fuel formed from coal, water and oil |
| CN1786127A (en) * | 2004-12-10 | 2006-06-14 | 上海精微粉溶机械设备有限公司 | Ultra fine water oil coal mixture fuel slurry and its production method |
| CN101451082A (en) * | 2008-12-30 | 2009-06-10 | 中国科学院工程热物理研究所 | Method for preparing bituminous coal slurry |
| CN101691511A (en) * | 2009-10-20 | 2010-04-07 | 济南开发区星火科学技术研究院 | Coal-tar pitch fuel composite |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104293401A (en) * | 2014-10-28 | 2015-01-21 | 山东中大药业有限公司 | Coal-water slurry blended fuel and preparation method thereof |
| CN107702129A (en) * | 2017-09-11 | 2018-02-16 | 官爱平 | Combustion method and its burner |
| CN110452747A (en) * | 2019-07-16 | 2019-11-15 | 广西欧神诺陶瓷有限公司 | Water-coal-slurry and preparation method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101935560B (en) | Methanol diesel oil microemulsion and preparation method thereof | |
| CN102260556A (en) | Coal water slurry with brown coal low-temperature modified semi coke as raw material and preparation method thereof | |
| CN103627458B (en) | A kind of heavy oil water-coal-slurry fuel combination and preparation method thereof | |
| CN114804678B (en) | Composite cement raw material grinding-aiding coal-saving agent and preparation method and application thereof | |
| CN101457165B (en) | Coal water slurry made by combining lincomycin wet bacteria slag and coal | |
| CN103666609A (en) | Coal tar and coal water slurry mixed fuel and preparation method thereof | |
| CN110272773B (en) | Civil high-strength sulfur-fixing briquette and preparation method thereof | |
| CN104293401A (en) | Coal-water slurry blended fuel and preparation method thereof | |
| CN101285015A (en) | Quick burning coal compositions of environmental protection and energy conservation by using bituminous coal as component | |
| CN103980964A (en) | Preparation method of tourmalinite fuel oil activator | |
| CN102304408B (en) | Carbon nanometer combustion improver and preparation method and preparation device thereof | |
| CN107227183B (en) | A kind of high heating value water-coal-slurry | |
| CN101451082B (en) | Method for preparing bituminous coal slurry | |
| CN111548835A (en) | Environment-friendly clean coal and preparation method thereof | |
| CN105733725A (en) | Coal ash type fire enhancing brick | |
| CN101705116B (en) | Methanol diesel fuel and preparation method thereof | |
| CN103305313B (en) | Combustion catalyst for low-heat value coal | |
| CN102618340B (en) | Efficient cutting gas used for continuous casting and based on coke oven gas | |
| CN105647602A (en) | Novel composite coal water slurry and a preparing method thereof | |
| CN101139537A (en) | High-temperature casting molded coal and method for producing the same | |
| CN102719284A (en) | Renewable swill-cooked dirty fuel oil | |
| CN107880909B (en) | Semicoke humidifying and cooling system and method | |
| CN108034438B (en) | High-temperature semicoke humidifying method and device | |
| CN102417840A (en) | Microemulsified biodiesel and preparation method thereof | |
| CN207659378U (en) | A kind of semicoke humidification cooling system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C12 | Rejection of a patent application after its publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20140326 |