CN101486939B - Environment friendly coal-saving agent - Google Patents
Environment friendly coal-saving agent Download PDFInfo
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- CN101486939B CN101486939B CN200910071404A CN200910071404A CN101486939B CN 101486939 B CN101486939 B CN 101486939B CN 200910071404 A CN200910071404 A CN 200910071404A CN 200910071404 A CN200910071404 A CN 200910071404A CN 101486939 B CN101486939 B CN 101486939B
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Abstract
The invention discloses an environmental-protection coal saving agent and relates to a coal saving agent, which solves the defects that the existing coal saving agent has large additive amount, pollutes the environment and does not meet the Greenman blackness. By weight percentage, the environmental-protection coal saving agent comprises 5 to 10 percent of activator, 30 to 40 percent of modifier, 5 to 10 percent of smoke suppressor, 5 to 10 percent of purificant, 2 to 8 percent of oxidant, 30 to 35 percent of swelling agent and 5 to 10 percent of sulfur fixing agent. The environmental-protection coal saving agent has the advantages of small additive amount, environmental protection, wide application scope and simple use. The additive amount of the coal saving agent is only 3 permillage of the weight of coal, but the energy-saving rate reaches more than 10.81 percent; and the harmful gas is reduced more than 70 percent and the Greenman blackness is less than 1 class.
Description
Technical field
The present invention relates to a kind of coal-saving agent.
Background technology
At present, coal is widely used as the fuel of industrial production, thermal power generation and heating.For improving coal thermo-efficiency, save energy reduces owing to flue dust and waste sludge discharge contaminate environment, and people have carried out a large amount of research to this.Yet existing coal-saving agent exists that addition is big, contaminate environment, the graceful blackness of Green shortcoming not up to standard.
Summary of the invention
The objective of the invention is to have in order to solve existing coal-saving agent that addition is big, contaminate environment, the graceful blackness of Green shortcoming not up to standard; And a kind of environment-friendly coal saving agent is provided.
Environment-friendly coal saving agent of the present invention is made up of 5～10% catalyzer, 30～40% properties-correcting agent, 5～10% smoke suppressors, 5～10% portions of purificants, 2～8% ignition dopes, 30～35% swelling agents and 5～10% sulphur-fixing agents by weight percentage.
Described catalyzer is a chromium trioxide, and described properties-correcting agent is nickel, and described smoke suppressor is a potassium permanganate; Described purificant is a cyclopentadiene; Described ignition dope is an ammonium persulphate, and described swelling agent is sodium-chlor, Repone K or the two mixture, and described sulphur-fixing agent is a manganese.
The present invention has following advantage:
Cooperatively interact between each component of environment-friendly coal saving agent of the present invention, the flue gas that produces in the coal burning process is become coal gas, burn jointly with coal; Make that flame is huge to be increased; Increase the length of flame, burning density, burning area greatly, thereby improved the efficient of boiler, saved a large amount of coals; And reduced volume of smoke and discharge of harmful gases, played the double effects that save energy has environmental protection.The addition of coal-saving agent of the present invention only is 3 ‰ of a coal weight, and fractional energy savings reaches more than 10.8%, and obnoxious flavour reduces more than 70%, and the graceful blackness of Green is less than 1 grade.Adopt environment-friendly coal saving agent removing ash of boiler slag number of times of the present invention greatly to reduce, and the lime-ash coking phenomenon do not occur.Environment-friendly coal saving agent applied range of the present invention is applicable to various hard coals, bituminous coal, sub-bituminous coal, meager coal and brown coal.This coal-saving agent can add in the coal dust, also can join in the lump coal; Its with coal-fired hybrid mode can manual mixing, also can mechanically mixing etc.
Embodiment
Technical scheme of the present invention is not limited to following cited embodiment, also comprises the arbitrary combination between each embodiment.
Embodiment one: environment-friendly coal saving agent is made up of 5～10% catalyzer, 30～40% properties-correcting agent, 5～10% smoke suppressors, 5～10% portions of purificants, 2～8% ignition dopes, 30～35% swelling agents and 5～10% sulphur-fixing agents by weight percentage in this embodiment.
The described catalyzer of this embodiment is a chromium trioxide, and described properties-correcting agent is nickel, and described smoke suppressor is a potassium permanganate; Described purificant is a cyclopentadiene; Described ignition dope is an ammonium persulphate, and described swelling agent is sodium-chlor, Repone K or the two mixture, and described sulphur-fixing agent is a manganese.
When swelling agent was the mixture of sodium-chlor and Repone K, sodium-chlor was pressed arbitrarily than mixing with Repone K.
The environment-friendly coal saving agent preparation method of this embodiment is mixed above-mentioned raw materials to get final product by said ratio.
The addition of coal-saving agent of the present invention only is 3 ‰ of a coal weight, and fractional energy savings reaches more than 10.81%, and obnoxious flavour reduces more than 70%, and the graceful blackness of Green is less than 1 grade.Adopt the environment-friendly coal saving agent removing ash of boiler slag number of times of this embodiment greatly to reduce, and the lime-ash coking phenomenon do not occur.
Embodiment two: this embodiment with the difference of embodiment one is: environment-friendly coal saving agent is made up of 6% catalyzer, 32% properties-correcting agent, 8% smoke suppressor, 4% portion of purificant, 8% ignition dope, 34% swelling agent and 8% sulphur-fixing agent by ratio of weight and the number of copies.Other is identical with embodiment one.
Embodiment three: this embodiment with the difference of embodiment one is: environment-friendly coal saving agent is made up of 7% catalyzer, 37% properties-correcting agent, 6% smoke suppressor, 8% portion of purificant, 4% ignition dope, 32% swelling agent and 6% sulphur-fixing agent by weight percentage.Other is identical with embodiment one.
Embodiment four: this embodiment with the difference of embodiment one is: environment-friendly coal saving agent is made up of 8% catalyzer, 35% properties-correcting agent, 7% smoke suppressor, 6% portion of purificant, 5% ignition dope, 32% swelling agent and 7% sulphur-fixing agent by weight percentage.Other is identical with embodiment one.
Embodiment five: this embodiment environment-friendly coal saving agent is made up of 8% chromium trioxide, 35% nickel, 7% potassium permanganate, 6% part of cyclopentadiene, 5% ammonium persulphate, 32% sodium-chlor and 7% manganese by weight percentage.
Adopt following experimental test effect of the present invention in this embodiment, particular content is following:
1, testing apparatus: the DZ6N3-0.7-A II boiler that unity boiler factory in Harbin produces;
2, test is carried out according to GB/T10180-2003 " Industrial Boiler thermal property testing regulation ".Adopt the positive balance method, test period boiler operatiopn operating mode is normal, steady load.
3, the addition of coal-saving agent is 3 ‰ of a coal weight.
4, measurement project and instrumentation: see table 1
Table 1: test event and use instrument
| Sequence number | The measurement project | Use instrument | Class of precision | The place of production |
| 1 | Quantity of steam and confluent | Ultrasonic flow meter | 1.0 | Japan |
| 2 | Consumption of coal | Electronic scales | 1.5 | Homemade |
| 3 | Vapor temperature | The far infrared temperature measurer | 0.5 | The U.S. |
| 4 | Feed temperature | The far infrared temperature measurer | 0.5 | The U.S. |
| 5 | Vapor pressure | Tensimeter | 1.5 | Homemade |
| 6 | Feed pressure | Tensimeter | .1.5 | Homemade |
| 7 | Funnel temperature | Combustion efficiency tester | 1.0 | Britain |
| 8 | Envrionment temperature | The digital temperature appearance | 0.5 | Japan |
| 9 | Fire box temperature | The far infrared temperature measurer | 0.5 | The U.S. |
| 10 | Flue gas analysis and funnel temperature | The efficiency of combustion appearance | 1.0 | The U.S. |
5, test data: see table 2 and 3;
Table 2: boiler trial data sheet
Table 3: test result
| Numerical value 1 | Numerical value 2 | |
| Testing time | 1 | 1 |
| Energy input e | 1.67 | 1.49 |
| Funnel temperature t py(℃) | 116 | 119 |
| Unburned combustible in slag I z(％) | 14.80 | 12.91 |
| Fire box temperature (℃) | 1078 | 1123 |
" numerical value 1 " expression is in the table 2 and 3: the test result of coal combustion; What " numerical value 2 " was represented is the test result that burning adds this embodiment coal-saving agent.
Found out that by table 2 harmful smoke that adds the boiler emission of coal-saving agent obviously reduces, obnoxious flavour has reduced 70%; Its positive balance efficiency raises, and proves that the degree that the heat in the coal-fired input stove is used effectively increases.
Find out that by table 3 fire box temperature (being meant the temperature of upper furnace) has improved 55 ℃ before using.Funnel temperature is by 116 ℃ before using rise to after the application 119 ℃, and funnel temperature has improved 3 ℃, and from the intensification situation of burner hearth, funnel temperature raises to some extent and is inevitable, the effect that this plays the low temperature corrosion that alleviates boiler air preheater.Combustiblematerials lowers in the slag, can prove that burning of coal is more abundant, thereby reduce the consumption of coal.
By the data computation fractional energy savings of table 3, fractional energy savings calculates by following formula, is 10.8% through calculating fractional energy savings.
The calculation formula of fractional energy savings:
J representes fractional energy savings in the formula, e
1The unit consumption of energy amount of expression coal combustion, e
2The expression burning adds this embodiment coal-saving agent unit consumption of energy amount.
Through observation, add that flame is huge in the burner hearth of this embodiment coal-saving agent increases, burning length, burning area increase; And slag coking do not occur and manifests.
6, the graceful blackness of Green of this embodiment of warp test use coal-saving agent is less than 1 grade.
Claims (3)
1. environment-friendly coal saving agent is characterized in that environment-friendly coal saving agent is made up of 5～10% catalyzer, 30～40% properties-correcting agent, 5～10% smoke suppressors, 5～10% portions of purificants, 2～8% ignition dopes, 30～35% swelling agents and 5～10% sulphur-fixing agents by weight percentage; Described catalyzer is a chromium trioxide; Described properties-correcting agent is nickel; Described smoke suppressor is a potassium permanganate; Described purificant is a cyclopentadiene; Described ignition dope is an ammonium persulphate; Described swelling agent is sodium-chlor, Repone K or the two mixture; Described sulphur-fixing agent is a manganese.
2. environment-friendly coal saving agent according to claim 1 is characterized in that environment-friendly coal saving agent is made up of 6% catalyzer, 32% properties-correcting agent, 8% smoke suppressor, 4% portion of purificant, 8% ignition dope, 34% swelling agent and 8% sulphur-fixing agent by ratio of weight and the number of copies.
3. environment-friendly coal saving agent according to claim 1 is characterized in that environment-friendly coal saving agent is made up of 8% catalyzer, 35% properties-correcting agent, 7% smoke suppressor, 6% portion of purificant, 5% ignition dope, 32% swelling agent and 7% sulphur-fixing agent by weight percentage.
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| Application Number | Priority Date | Filing Date | Title |
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| CN200910071404A CN101486939B (en) | 2009-02-13 | 2009-02-13 | Environment friendly coal-saving agent |
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| Application Number | Priority Date | Filing Date | Title |
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| CN200910071404A CN101486939B (en) | 2009-02-13 | 2009-02-13 | Environment friendly coal-saving agent |
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| CN101486939A CN101486939A (en) | 2009-07-22 |
| CN101486939B true CN101486939B (en) | 2012-10-03 |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103224820B (en) * | 2013-05-09 | 2015-02-18 | 株洲宏信特种建材有限公司 | Coal saving agent |
| CN108148649B (en) * | 2017-12-30 | 2020-01-10 | 内蒙古黑猫煤化工有限公司 | Preparation method of coal saving agent |
| CN108384599B (en) * | 2018-04-02 | 2020-08-04 | 大庆渤基科技开发有限公司 | Composite coal saving agent and application thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1609181A (en) * | 2004-09-03 | 2005-04-27 | 张云德 | Sulfur-fixing coal saving agent |
| CN1667099A (en) * | 2005-03-18 | 2005-09-14 | 石文渊 | High efficiency coal-saving agent |
| CN1730629A (en) * | 2005-08-26 | 2006-02-08 | 张冰青 | Highly effective environment protectional catalytic agent for coal saving , its preparation method and uses |
| CN1757703A (en) * | 2004-10-08 | 2006-04-12 | 田立军 | High efficiency, environmental protection type coal-saving agent, and its prodn. art |
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1609181A (en) * | 2004-09-03 | 2005-04-27 | 张云德 | Sulfur-fixing coal saving agent |
| CN1757703A (en) * | 2004-10-08 | 2006-04-12 | 田立军 | High efficiency, environmental protection type coal-saving agent, and its prodn. art |
| CN1667099A (en) * | 2005-03-18 | 2005-09-14 | 石文渊 | High efficiency coal-saving agent |
| CN1730629A (en) * | 2005-08-26 | 2006-02-08 | 张冰青 | Highly effective environment protectional catalytic agent for coal saving , its preparation method and uses |
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