CN105400566A - Energy-saving synergist for briquette and preparation method for synergist - Google Patents
Energy-saving synergist for briquette and preparation method for synergist Download PDFInfo
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Abstract
The invention discloses an energy-saving synergist for briquette and a preparation method for the synergist. The energy-saving synergist comprises the following raw materials in parts by weight: 30-60 parts of calcium oxide, 5-10 parts of ferrum dioxide, 3-10 parts of celestite, 10-20 parts of magnesium hydrate, 10-15 parts of manganese dioxide, 10-20 parts of 75% ferrosilicon powder, 10-15 parts of sodium peroxycarbonate and 5-10 parts of potassium oxide. The energy-saving synergist is prepared by the steps of smashing, mixing, stirring and the like. According to the energy-saving synergist, the burning point of coal can be reduced, oxygen in the combustion process is adequate, the coal can fully combust, the usage rate of the coal can be improved, the waste gas emission can be reduced, and the energy conservation and emission reduction can be realized; the preparation method is simple and easy to operate, and has excellent market prospects.
Description
Technical field
The invention belongs to coal additive technical field, be specifically related to a kind of moulded coal energy-conserving synergistic agent and preparation method thereof.
Background technology
Coal is that archaeophyte is imbedded in underground and experienced by the solid combustible mineral that complicated biological chemistry and physicochemical change formed gradually.Be a kind of solid combustible organolite, primarily of plant remains through biochemical action, change through geologic function again after burying and form, be commonly called as coal.Coal is described as the gold of black by people, the grain of industry, one of main energy sources that since it was 18th century, human world uses.
Coal resources occupy very crucial position in the Energy policy of China, effectively support the sustained and rapid development of national economy.China is current coal resources producing country maximum in the world and country of consumption, although coal resources effectively promote the fast development of national economy, serious waste of resources and its environmental problem brought can not be ignored.China's coal-fired ubiquity consumption is large, relatively low-quality, front end lack clean, end discharge and lack the problems such as control, how improving China's utilization rate of coal, reduce pollution emissions, realize Sustainable development, is that China's fire coal utilizes urgent problem.At present, the fire coal synergist on market or usage quantity greatly, increase cost, or energy-saving and emission-reduction are obvious not.
Summary of the invention
For solving the problem, the invention provides a kind of moulded coal energy-conserving synergistic agent and preparation method thereof, described synergistic agent can reduce the burning-point of coal, makes coal Thorough combustion, improves rate of utilization, and can reduce exhaust gas emission, realize energy-saving and emission-reduction.
Technical scheme of the present invention is as follows:
A kind of moulded coal energy-conserving synergistic agent, comprises the raw material of following weight part: calcium oxide 30-60 part, ferrous oxide 5-10 part, lazurite 3-10 part, magnesium hydroxide 10-20 part, Manganse Dioxide 10-15 part, 75% ferrosilicon powder 10-20 part, sodium carbonate peroxide 10-15 part, potassium oxide 5-10 part.
Preferably, described moulded coal energy-conserving synergistic agent comprises the raw material of following weight part: 50 parts, calcium oxide, ferrous oxide 9 parts, lazurite 8 parts, magnesium hydroxide 15 parts, Manganse Dioxide 11 parts, 75% ferrosilicon powder 18 parts, sodium carbonate peroxide 12 parts, potassium oxide 9 parts.
The present invention also provides a kind of method preparing described moulded coal energy-conserving synergistic agent, comprises the following steps:
S1, take calcium oxide 30-60 part, ferrous oxide 5-10 part, lazurite 3-10 part, magnesium hydroxide 10-20 part respectively, grind to form the powder that particle diameter is 100-120 μm;
S2, take Manganse Dioxide 10-15 part, 75% ferrosilicon powder 10-20 part, sodium carbonate peroxide 10-15 part, potassium oxide 5-10 part respectively, grind to form the powder that particle diameter is 50-80 μm;
S3, lime powder, potassium oxide powder, manganese dioxide powder fully to be mixed, then add magnesium hydroxide, 75% ferrosilicon powder and lazurite powder successively, finally add sodium carbonate peroxide powder and ferrous oxide powder, stir and get final product.
During use, in raw coal, add the moulded coal energy-conserving synergistic agent of the present invention of 0.5%-1.5%.The dissemination of synergistic agent reduces rapidly the burning-point of coal when coal combustion, greatly accelerate burning of coal speed, and in combustion, synergistic agent has the effect of release oxygen, for the obnoxious flavour in coal itself and combustion product gases, solid provide a good combustion reactions environment, strong oxidation promotes burning, strengthen goods and materials and show activity, strengthen thermal conduction, make reaction more completely, fully, thus improve the utilization ratio of coal, reach the object of economizing on coal; In addition, in combustion, synergistic agent at high temperature still there is powerful adsorptive power, in time the goods and materials such as the heavy metal ion of contaminate environment, fine particle are adsorbed onto together, with slag discharge, greatly reduce the discharge of dusty gas.
Beneficial effect of the present invention is:
1. moulded coal energy-conserving synergistic agent of the present invention has dissemination, can reduce the burning-point of coal, and reaction process oxygen distribution is sufficient, enhance the surfactivity of coal, Strong oxdiative burning promotes that coal combustion is complete, improves efficiency of combustion, combustion thermal efficiency improves more than 80%, economizes on coal more than 30%.
2. moulded coal energy-conserving synergistic agent of the present invention has strong adsorptive power, can be heavy metal ion adsorbed by what produce in burning, through the catalysis of inorganic salt, react completely, the discharge of effective decreasing pollution thing, and low-temperature burning also improves denitration rate, compound and soot emissions amount reduce more than 70%, particulate emission reduces by more than 60%, NOx, SO2 quantity discharged reduces more than 60%, well achieves energy-saving and emission-reduction.
3. moulded coal energy-conserving synergistic agent usage quantity of the present invention is few, and successful, is conducive to reducing costs, and is desirable energy saving environmental protection product.
Embodiment
Below in conjunction with specific embodiment, the invention will be further described, but do not limit the scope of the invention and range of application.
One, the preparation of moulded coal energy-conserving synergistic agent
Embodiment 1
A preparation method for moulded coal energy-conserving synergistic agent, comprises the following steps:
S1, take calcium oxide 50kg, ferrous oxide 9kg, lazurite 8kg, magnesium hydroxide 15kg respectively, grind to form the powder that particle diameter is 110 μm;
S2, take Manganse Dioxide 11kg, 75% ferrosilicon powder 18kg, sodium carbonate peroxide 12kg, potassium oxide 9kg respectively, grind to form the powder that particle diameter is 60 μm;
S3, lime powder, potassium oxide powder, manganese dioxide powder fully to be mixed, then add magnesium hydroxide, 75% ferrosilicon powder and lazurite powder successively, finally add sodium carbonate peroxide powder and ferrous oxide powder, stir and get final product.
Embodiment 2
A preparation method for moulded coal energy-conserving synergistic agent, comprises the following steps:
S1, take calcium oxide 30kg, ferrous oxide 5kg, lazurite 10kg, magnesium hydroxide 20kg respectively, grind to form the powder that particle diameter is 100 μm;
S2, take Manganse Dioxide 10kg, 75% ferrosilicon powder 20kg, sodium carbonate peroxide 15kg, potassium oxide 5kg respectively, grind to form the powder that particle diameter is 50 μm;
S3, lime powder, potassium oxide powder, manganese dioxide powder fully to be mixed, then add magnesium hydroxide, 75% ferrosilicon powder and lazurite powder successively, finally add sodium carbonate peroxide powder and ferrous oxide powder, stir and get final product.
Embodiment 3
A preparation method for moulded coal energy-conserving synergistic agent, comprises the following steps:
S1, take calcium oxide 60kg, ferrous oxide 10kg, lazurite 3kg, magnesium hydroxide 10kg respectively, grind to form the powder that particle diameter is 120 μm;
S2, take Manganse Dioxide 15kg, 75% ferrosilicon powder 10kg, sodium carbonate peroxide 10kg, potassium oxide 10kg respectively, grind to form the powder that particle diameter is 80 μm;
S3, lime powder, potassium oxide powder, manganese dioxide powder fully to be mixed, then add magnesium hydroxide, 75% ferrosilicon powder and lazurite powder successively, finally add sodium carbonate peroxide powder and ferrous oxide powder, stir and get final product.
Embodiment 4:
A preparation method for moulded coal energy-conserving synergistic agent, comprises the following steps:
S1, take calcium oxide 60kg, ferrous oxide 5kg, lazurite 10kg, magnesium hydroxide 10kg respectively, grind to form the powder that particle diameter is 120 μm;
S2, take Manganse Dioxide 12kg, 75% ferrosilicon powder 12kg, sodium carbonate peroxide 12kg, potassium oxide 6kg respectively, grind to form the powder that particle diameter is 70 μm;
S3, lime powder, potassium oxide powder, manganese dioxide powder fully to be mixed, then add magnesium hydroxide, 75% ferrosilicon powder and lazurite powder successively, finally add sodium carbonate peroxide powder and ferrous oxide powder, stir and get final product.
Two, application test
Buy the commercially available fire coal of 1 lot number, add above-mentioned 4 the embodiment samples prepared in right amount respectively, make the fire coal containing moulded coal energy-conserving synergistic agent, carry out combustion test, refer to following table.
As seen from the above table: the fire coal containing moulded coal energy-conserving synergistic agent of the present invention, the burning-point of coal can be reduced, make coal Thorough combustion, combustion thermal efficiency improves more than 80%, economizes on coal more than 30%, and can discharge by decreasing pollution thing, compound and soot emissions amount reduce more than 70%, particulate emission reduces by more than 60%, NOx, SO2 quantity discharged reduces more than 60%, well achieves energy-saving and emission-reduction.
Above content can not assert that specific embodiment of the invention is confined to these explanations; for general technical staff of the technical field of the invention; without departing from the inventive concept of the premise; some simple deduction or replace can also be made, all should be considered as belonging to the scope of patent protection that the present invention is determined by submitted to claims.
Claims (3)
1. a moulded coal energy-conserving synergistic agent, it is characterized in that, comprise the raw material of following weight part: calcium oxide 30-60 part, ferrous oxide 5-10 part, lazurite 3-10 part, magnesium hydroxide 10-20 part, Manganse Dioxide 10-15 part, 75% ferrosilicon powder 10-20 part, sodium carbonate peroxide 10-15 part, potassium oxide 5-10 part.
2. moulded coal energy-conserving synergistic agent according to claim 1, it is characterized in that, comprise the raw material of following weight part: 50 parts, calcium oxide, ferrous oxide 9 parts, lazurite 8 parts, magnesium hydroxide 15 parts, Manganse Dioxide 11 parts, 75% ferrosilicon powder 18 parts, sodium carbonate peroxide 12 parts, potassium oxide 9 parts.
3. prepare a method for the moulded coal energy-conserving synergistic agent described in claim 1 or 2, it is characterized in that, comprise the following steps:
S1, take calcium oxide 30-60 part, ferrous oxide 5-10 part, lazurite 3-10 part, magnesium hydroxide 10-20 part respectively, grind to form the powder that particle diameter is 100-120 μm;
S2, take Manganse Dioxide 10-15 part, 75% ferrosilicon powder 10-20 part, sodium carbonate peroxide 10-15 part, potassium oxide 5-10 part respectively, grind to form the powder that particle diameter is 50-80 μm;
S3, lime powder, potassium oxide powder, manganese dioxide powder fully to be mixed, then add magnesium hydroxide, 75% ferrosilicon powder and lazurite powder successively, finally add sodium carbonate peroxide powder and ferrous oxide powder, stir and get final product.
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1593722A (en) * | 2004-07-15 | 2005-03-16 | 华南理工大学 | High temperature composite sulfur fixing agent |
| CN101348743A (en) * | 2008-09-05 | 2009-01-21 | 陈宏谋 | Coal-saving devulcanized coke cleaning clean synergistic agent and preparation technique thereof |
| CN102041131A (en) * | 2011-01-21 | 2011-05-04 | 洛阳万山高新技术应用工程有限公司 | High-temperature sulfur solidifying agent for desulfurization in coal blending burner |
| CN102776051A (en) * | 2012-08-27 | 2012-11-14 | 湖南省鑫旺节能环保科技有限公司 | Efficient and environment-friendly coal additive and preparation method thereof |
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- 2015-11-27 CN CN201510846467.2A patent/CN105400566A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1593722A (en) * | 2004-07-15 | 2005-03-16 | 华南理工大学 | High temperature composite sulfur fixing agent |
| CN101348743A (en) * | 2008-09-05 | 2009-01-21 | 陈宏谋 | Coal-saving devulcanized coke cleaning clean synergistic agent and preparation technique thereof |
| CN102041131A (en) * | 2011-01-21 | 2011-05-04 | 洛阳万山高新技术应用工程有限公司 | High-temperature sulfur solidifying agent for desulfurization in coal blending burner |
| CN102776051A (en) * | 2012-08-27 | 2012-11-14 | 湖南省鑫旺节能环保科技有限公司 | Efficient and environment-friendly coal additive and preparation method thereof |
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Application publication date: 20160316 |