CN1335378A - Long-acting coal-saving comburant - Google Patents
Long-acting coal-saving comburant Download PDFInfo
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- CN1335378A CN1335378A CN 00113884 CN00113884A CN1335378A CN 1335378 A CN1335378 A CN 1335378A CN 00113884 CN00113884 CN 00113884 CN 00113884 A CN00113884 A CN 00113884A CN 1335378 A CN1335378 A CN 1335378A
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Abstract
The long-acting coal-saving comburant consists of basic material in 30-99 wt% and active material in 1-70 wt%. The said basic material includes kaolin, silica, diatomite, floatstone, aluminium silicate, white clay, etc. or their composite; and the active material is Ca, Mg, K, Na, Mn, Mo, Ni, Cr, Si, B, Al, Zn and RE or their mixture. The present invention has obvious combustion-supporting and coal saving effects and can reduced the exhausted dust and harmful gas.
Description
The present invention relates to a kind of long-acting coal-saving comburant.
Chinese patent 90106347.9 discloses a kind of coal burning accelerator, is made up of SODIUMNITRATE, potassium permanganate, yellow soda ash, Repone K and a large amount of sodium-chlor, both can reach the purpose of economizing on coal, and can reduce oke exhaust blackness again.But some cost of material is higher in these compositions, has increased use cost, also has some raw materials such as life-time service then can influence the work-ing life of body of heater.And used more raw material to form in the Chinese patent 98107116 disclosed coal saving powders, and except that increasing use cost and preparation, also there is short, deficiency such as consumption is big of combustion-supporting time than the difficulty, there are some raw materials after burning, also can cause secondary pollution to environment.It is that these raw materials are used with being stirred in the coal dust after water mixes, and execute-in-place comparatively bothers, and has increased kettleman's workload and labour intensity.Particularly use the large and medium-sized boiler of hundreds and thousands of tons in coal every day, hand mixing can not realize, also will increase Special Equipment and operator, and this directly has influence on user's economic benefit and daily administration again.In the present invention's analogous products in the past, the consumption of ignition dope is the percentage calculation by Coal-fired capacity, and scope is from 1-4% to 1-4 ‰, and city's price does not wait from 5000 yuan/ton to 14000 yuan/ton.But consumption can not play effect less, and consumption economic benefit is not obvious at most.
Purpose of the present invention is exactly to be the deficiency described in the solution background technology, and a kind of consumption is few, preparation is easy, cost is low, use is simple and provide, and has the long-acting coal-saving comburant of obvious coal-saving burning, reduction pollution, thermo-efficiency height, remarkable in economical benefits.
To achieve these goals, the present invention proposes the corresponding techniques solution:
This ignition dope is made up of substrate material and active material, and wherein the weight percent of substrate material and active material is 30-99: 1-70%; Said substrate material is any one or more the mixture in kaolin, silicon-dioxide, diatomite, float stone, pure aluminium silicate, carclazyte, rod soil, wilkinite, flyash, gac, zeolite, white carbon black, high temperature resistant cement, molecular sieve, the fireclay; Said active material is any one or more the compound in calcium, magnesium, potassium, sodium, manganese, molybdenum, nickel, chromium, silicon, boron, aluminium, zinc, barium, titanium, caesium, cobalt, zirconium and the rare earth element.
Coal-saving comburant of the present invention mainly is made up of by the weight percent of 30-99: 1-70 substrate material and active material two portions, wherein, substrate material is meant any or two kinds and the two or more mixtures in kaolin, silicon-dioxide, diatomite, float stone, pure aluminium silicate, carclazyte, rod soil, wilkinite, flyash, gac, zeolite, white carbon black, high temperature resistant cement, molecular sieve, the fireclay; Active material is meant any one or two kinds of and two or more compound in calcium, magnesium, potassium, sodium, manganese, nickel, chromium, silicon, boron, aluminium, zinc, barium, titanium, caesium, cobalt, zirconium and the rare earth element.
The range of choice of active material is also very wide, and basic metal, alkaline-earth metal, transition metal, non-metallic element, rare earth element can be selected for use.Oxide compound that above-mentioned said element forms such as sodium oxide, potassium oxide, nickel oxide, zinc oxide, titanium oxide, manganese oxide, molybdenum oxide, magnesium oxide, calcium oxide, aluminum oxide, boron oxide etc., the perhaps salt of these oxide compounds and multiple acid formation such as nitric acid, carbonic acid, hydrochloric acid, phosphoric acid, sulfuric acid, oxalic acid, formic acid, tartrate, acetate or also can select for use as active material as silicic acid, aluminic acid, boric acid, chromic acid, mangaic acid, zincic acid, molybdic acid etc.
Embodiment 1:(screening formulation, by weight percentage)
The substrate material active material
Kaolin 78-97% calcium chloride 2-10%
Sodium-chlor 1-12%
Embodiment 2:(optimum formula, by weight percentage)
The substrate material active material
Kaolin 82% nickelous nitrate 3%
Zeolite 10% ammonium molybdate 5%
The preparation method of described ignition dope is: earlier with 10 kilograms of aqueous solution that are mixed with 15-20% of active material, the substrate material with the 100-120 kilogram is impregnated in the solution again, dries then to get final product in 70-80 ℃ environment.This ignition dope is the very strong powder body material of adsorptive power, can directly shed in burner hearth in use, drop into burner hearth in the papery of also can packing into or the plastic seal container, meeting heat can pop automatically and be full of burner hearth and bring into play combustion aid function, a part be attracted on the hearth wall continue combustion-supporting, form fine and close long-acting coal-saving coating, make whole burner hearth become a big catalyticreactor.Under state of combustion, combustiblematerials in the coal carries out hot tearing decomposition and redox reaction by adsorbing and be suspended in aerial ignition dope at inboard wall of burner hearth, until fire coal is burnouted fully, and this ignition dope itself can not burnt very soon, so can keep considerable time.Only need in burner hearth, to throw the combustion-supporting time that just can keep after the ignition dope that spreads a minute quantity (only needing the ignition dopes of 300 grams to get final product every day) 24 hours every day as No. 4 boilers, except that a small amount of ignition dope loss, most of ignition dope can stop in burner hearth for a long time, reaches long-acting combustion-supporting purpose.
Product coal saving rate after the user uses made from prescription of the present invention can reach 32.48%, has significantly reduced coal-fired usage quantity, has also saved a large amount of expenses.This product detects through the simultaneous test of testing station, former Ministry of Machine-building and Electronics Industry boiler product quality surveillance inspection center the Northwest, draws general data and is:
| Sequence number | Title | Symbol | Unit | With (mean value) before the ignition dope | After ignition dope | Difference |
| ?1 | Boiler thermal output | ?η | ??％ | ????61.23 | ???67.41 | ??6.13 |
| ?2 | Boiler slag carbon content | ??Cpz | ??％ | ????25.86 | ???18.80 | ??7.06 |
| ?3 | Funnel temperature | ??Tpy | ??℃ | ????159.0 | ???154.0 | ??5.0 |
| ?4 | Smoke evacuation place excess air coefficient | ?αPY | ????2.2 | ???1.9 | ??0.3 | |
| ?5 | Coal consumption (amounting to mark coal 29260KJ/Kg) | ??B | ??Kg | ????348.15 | ???235.06 | ??113.09 |
| ?6 | The burner hearth top temperature | ?℃ | ????1080 | ???1250 | ??170 |
Conclusion (of pressure testing): by simultaneous test, after boiler is in operation and adds this ignition dope
(1) thermo-efficiency has improved 6.13%;
(2) per hour save mark coal 113.09Kg;
(3) fire box temperature improves 170 ℃;
(4) boiler slag carbon content has reduced by 7.06%;
(5) the boiler combustion situation had clear improvement after ignition dope put into operation, can reach combustion-supporting, energy-saving effect.
Through Xi'an environmental monitoring station KZL4-13-A II D-type boilerD sample detecting before fly-ash separator of using this ignition dope is obtained a result: smoke dust discharge concentration is 192.6mg/Ndm
3Efficiency of dust collection is 24.8%; So
2Emission concentration is 403.97mg/Ndm
3, blackness of exhaustion is the graceful level of 1 Green; Sulfur removal effectiveness is 14.09%.
As can be seen from the above, tool of the present invention has an enormous advantage: 1, combustion-supporting effect of coal saving is obvious; 2, reduce the discharge capacity of flue dust and pernicious gas, reduce and pollute; 3, save substantial contribution; 4, raw material is easy to get, prepares easily; 5, easy to use and consumption is few, the combustion-supporting time is long; 6, economic benefit and social benefit are remarkable; 7, take full advantage of heat energy, can greatly improve fire box temperature, improve the thermal efficiency.
Claims (3)
1, a kind of long-acting coal-saving comburant is characterized in that this ignition dope is made up of substrate material and active material, and wherein the weight percent of substrate material and active material is 30-99: 1-70%; Said substrate material is any one or more the mixture in kaolin, silicon-dioxide, diatomite, float stone, pure aluminium silicate, carclazyte, rod soil, wilkinite, flyash, gac, zeolite, white carbon black, high temperature resistant cement, molecular sieve, the fireclay; Said active material is any one or more the compound in calcium, magnesium, potassium, sodium, manganese, molybdenum, nickel, chromium, silicon, boron, aluminium, zinc, barium, titanium, caesium, cobalt, zirconium and the rare earth element.
2, ignition dope as claimed in claim 1, the weight percent that it is characterized in that described substrate material and active material is 78-97: 3-22.
3, ignition dope as claimed in claim 2, the weight percent that it is characterized in that described substrate material and active material is 92: 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00113884 CN1111588C (en) | 2000-07-21 | 2000-07-21 | Long-acting coal-saving comburant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00113884 CN1111588C (en) | 2000-07-21 | 2000-07-21 | Long-acting coal-saving comburant |
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| Publication Number | Publication Date |
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| CN1335378A true CN1335378A (en) | 2002-02-13 |
| CN1111588C CN1111588C (en) | 2003-06-18 |
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| CN 00113884 Expired - Fee Related CN1111588C (en) | 2000-07-21 | 2000-07-21 | Long-acting coal-saving comburant |
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| CN102453575A (en) * | 2011-09-21 | 2012-05-16 | 李国庆 | Novel fuel adopting white mud as main raw material, and preparation method thereof |
| CN102643705A (en) * | 2012-05-14 | 2012-08-22 | 清远市卫尔信化工建材有限公司 | Coal combustion-supporting hydrogel as well as preparation method and application thereof |
| CN102661604A (en) * | 2012-05-30 | 2012-09-12 | 张宝祯 | Chain boiler with function of energy saving and emission reducing |
| CN102786998A (en) * | 2012-07-24 | 2012-11-21 | 周丽琴 | Boiler coke preventing and eliminating agent |
| CN101838573B (en) * | 2010-01-25 | 2013-04-24 | 胡大为 | Coal combustion catalyst |
| CN103320195A (en) * | 2013-05-29 | 2013-09-25 | 上海绿达节能科技有限公司 | Coal additive |
| CN103436324A (en) * | 2013-09-08 | 2013-12-11 | 党正选 | Decoking and energy saving additive for pulverized coal boilers in power plants and preparation method thereof |
| CN103666635A (en) * | 2013-12-27 | 2014-03-26 | 蔡强 | Combustion improver for boiler as well as preparation method and application of combustion improver |
| CN104804796A (en) * | 2015-03-25 | 2015-07-29 | 天津神侬环保科技有限公司 | Special environment-friendly slag and ash removal agent for biomass boiler |
| CN105238489A (en) * | 2015-10-15 | 2016-01-13 | 阳开金 | Powdery coal-saving combustion improver and preparation method thereof |
| CN105238493A (en) * | 2015-10-15 | 2016-01-13 | 阳开金 | Coal-saving combustion improver and preparation method thereof |
| CN106367151A (en) * | 2016-11-17 | 2017-02-01 | 无锡明盛纺织机械有限公司 | Biomass fuel and preparation method thereof |
| CN106669753A (en) * | 2016-12-25 | 2017-05-17 | 常州创索新材料科技有限公司 | Preparation method of coal combustion-supporting catalyst |
| CN107267250A (en) * | 2017-06-19 | 2017-10-20 | 中国电力建设工程咨询中南有限公司 | A kind of boiler dirt-resistant additive and its preparation and application |
| CN108913273A (en) * | 2018-07-06 | 2018-11-30 | 合肥市晶谷农业科技开发有限公司 | A method of reducing crops biomass fuel combustion ash content |
| CN113376208A (en) * | 2021-06-09 | 2021-09-10 | 四川弘博新材科技股份有限公司 | Application of molybdenum in improving reaction performance of boron-containing energetic material |
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- 2000-07-21 CN CN 00113884 patent/CN1111588C/en not_active Expired - Fee Related
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101838573B (en) * | 2010-01-25 | 2013-04-24 | 胡大为 | Coal combustion catalyst |
| CN102453575A (en) * | 2011-09-21 | 2012-05-16 | 李国庆 | Novel fuel adopting white mud as main raw material, and preparation method thereof |
| CN102643705B (en) * | 2012-05-14 | 2014-04-02 | 清远市卫尔信化工建材有限公司 | Coal combustion-supporting hydrogel as well as preparation method and application thereof |
| CN102643705A (en) * | 2012-05-14 | 2012-08-22 | 清远市卫尔信化工建材有限公司 | Coal combustion-supporting hydrogel as well as preparation method and application thereof |
| CN102661604A (en) * | 2012-05-30 | 2012-09-12 | 张宝祯 | Chain boiler with function of energy saving and emission reducing |
| CN102786998A (en) * | 2012-07-24 | 2012-11-21 | 周丽琴 | Boiler coke preventing and eliminating agent |
| CN102786998B (en) * | 2012-07-24 | 2014-04-02 | 周丽琴 | Boiler coke preventing and eliminating agent |
| CN103320195A (en) * | 2013-05-29 | 2013-09-25 | 上海绿达节能科技有限公司 | Coal additive |
| CN103436324B (en) * | 2013-09-08 | 2014-10-22 | 党正选 | Decoking and energy saving additive for pulverized coal boilers in power plants and preparation method thereof |
| CN103436324A (en) * | 2013-09-08 | 2013-12-11 | 党正选 | Decoking and energy saving additive for pulverized coal boilers in power plants and preparation method thereof |
| CN103666635A (en) * | 2013-12-27 | 2014-03-26 | 蔡强 | Combustion improver for boiler as well as preparation method and application of combustion improver |
| CN104804796A (en) * | 2015-03-25 | 2015-07-29 | 天津神侬环保科技有限公司 | Special environment-friendly slag and ash removal agent for biomass boiler |
| CN104804796B (en) * | 2015-03-25 | 2017-12-15 | 天津神侬环保科技有限公司 | A kind of biomass boiler special environment protection scarfing cinder deashing agent |
| CN105238489A (en) * | 2015-10-15 | 2016-01-13 | 阳开金 | Powdery coal-saving combustion improver and preparation method thereof |
| CN105238493A (en) * | 2015-10-15 | 2016-01-13 | 阳开金 | Coal-saving combustion improver and preparation method thereof |
| CN106367151A (en) * | 2016-11-17 | 2017-02-01 | 无锡明盛纺织机械有限公司 | Biomass fuel and preparation method thereof |
| CN106669753A (en) * | 2016-12-25 | 2017-05-17 | 常州创索新材料科技有限公司 | Preparation method of coal combustion-supporting catalyst |
| CN107267250A (en) * | 2017-06-19 | 2017-10-20 | 中国电力建设工程咨询中南有限公司 | A kind of boiler dirt-resistant additive and its preparation and application |
| CN108913273A (en) * | 2018-07-06 | 2018-11-30 | 合肥市晶谷农业科技开发有限公司 | A method of reducing crops biomass fuel combustion ash content |
| CN113376208A (en) * | 2021-06-09 | 2021-09-10 | 四川弘博新材科技股份有限公司 | Application of molybdenum in improving reaction performance of boron-containing energetic material |
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| CN1111588C (en) | 2003-06-18 |
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