CN103805304A - Manufacturing method of sludge biomass compact briquette fuel - Google Patents
Manufacturing method of sludge biomass compact briquette fuel Download PDFInfo
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- CN103805304A CN103805304A CN201410046446.8A CN201410046446A CN103805304A CN 103805304 A CN103805304 A CN 103805304A CN 201410046446 A CN201410046446 A CN 201410046446A CN 103805304 A CN103805304 A CN 103805304A
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- sewage sludge
- manufacture method
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E50/00—Technologies for the production of fuel of non-fossil origin
- Y02E50/10—Biofuels, e.g. bio-diesel
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E50/00—Technologies for the production of fuel of non-fossil origin
- Y02E50/30—Fuel from waste, e.g. synthetic alcohol or diesel
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/20—Sludge processing
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Abstract
The invention provides a manufacturing method of a sludge biomass compact briquette fuel. The traditional method has different weaknesses. The manufacturing method comprises the following steps: selecting the domestic sewage sludge as a main raw material; stacking the mixed material on a fermentation field to form a stack body, and spraying a deodorized fermentative bacteria liquid capable of promoting the rotting of the material on the surface of the stack body; spraying white-rot fungi liquid containing decomposed lignin and composite organism and having a function for absorbing the water and drying the stacked material on the surface of the stack body after the stack body is stacked for a first predetermined time, and deeply turning the stack body; turning the stack body one time every a second predetermined time until the moisture content of the stack body material is reduced to 30 percent, and ending the stacking fermentation process; adequately mixing the fermented dry material and the wood fiber biomass material by adopting the water content of the mixture of 18 percent as a benchmark, and extruding and forming the mixture. The method is simpler to operate, the technological parameters are stable and easy to control, the energy consumption is greatly reduced, no non-biomass additive is added, and the product is cleaner and more environment-friendly.
Description
Technical field
The present invention relates to a kind of method for sludge treatment, relate in particular to a kind of manufacture method of sewage sludge biomass compact formed fuel.
Background technology
Since reform and opening-up, during China urban construction fast development, especially 11th Five-Year, market of sewage treatment fast development.Between 30 years, sewage work rises to more than 2800 from 37, and sewage treatment capacity is increased to 12,867 ten thousand ton per days from 640,000 ton per days.National urban wastewater treatment rate has reached 73%.When sewage treatment capacity and processing rate rapid development, also bring increasing sharply of sludge yield.By the end of the end of the year in 2010, national town sewage treatment capacity reached 343 billion cubic meters, and dewatered sludge generation approaches 2,200 ten thousand tons.But current most of sewage work lacks good stable sludge disposal auxiliary facility, sludge reduction, stabilization, innoxious, resource utilization problem is urgently to be resolved hurrily.
The common disposal technology of mud comprises compost, landfill, burning and agricultural Hui Tian etc.At present, the innoxious burning of mud is used more and more widely, is a kind of comparatively thoroughly safer disposal options.Sludge incineration is divided into again two kinds of direct burning and anhydration and incinerations.Directly burn and appoint the burning mode that so belongs to a kind of high energy consumption, anhydration and incineration is more and more adopted.Anhydration and incineration also exists combustion heat value low, the defect that need to coordinate the ignition dope such as coal dust, black wood charcoal to carry out.
At present, also there are a lot of technology on the basis of sludge drying, utilize mud to manufacture biofuel for raw material.But the technology weak tendency below same existence.1. the most modes that adopt physics to dry of sludge drying, power consumption is large; 2. after sludge drying, need to add the ignition dope of coal dust, black wood charcoal or other abiotic matter class; Even if 3. sludge drying adopts biological fermentation to reduce energy consumption, the biofuel of manufacture still exists mummification not thorough, the problem of water ratio high (30% left and right).
Summary of the invention
The problems referred to above that exist for existing method for sludge treatment, the main purpose of technical scheme provided by the invention is:
Provide one more easy, effectively, the method for energy-conservation manufacture sewage sludge biomass compact formed fuel in enormous quantities.
To achieve these goals, the present invention has adopted following technical scheme:
A manufacture method for sewage sludge biomass compact formed fuel, wherein, comprises the following steps:
Step 1, choose sanitary sewage mud as main raw material, measure the water ratio of described main raw material, take mixture water ratio 60% as benchmark, in mud, add wood fiber biomass material;
Step 2, mixture is piled up and formed heap body in fermentation place, and spray deodorizing in described heap surface and promote the zymocyte liquid that becomes thoroughly decomposed of material;
Step 3, after first scheduled time of composting, spray heap to described heap surface and there is decomposition xylogen, complicated organism, the white-rot fungi bacterium liquid of water suction mummification windrow function, and degree of depth turning;
Step 4, every the second scheduled time turning 1 time, until described heap body material water ratio is down to 30%, finish fermentation reactor system process;
Step 5, by the biological material of fermentation mummification material and lignocellulose, take mixture water ratio 18% after benchmark fully mixes, by bionass fuel pelletizer extrusion molding.
Another aspect of the present invention, pulverizes the lignocellulosic material adding in described step 1 and/or step 4, and grinding particle size is 25#～40#.
Another aspect of the present invention, described lignocellulosic material is the surplus thing of forest three and/or agricultural stalk and/or mummification paper mill sludge.
Another aspect of the present invention, piles in described step 2 that body size bottom is wide is not less than 1.8 meters, and top is wide 1 meter, 0.8 meter～1.5 meters of height, and length is not less than 50 meters.
Another aspect of the present invention, in described step 2, described zymocyte liquid sprinkling amount is 0.001% of described heap body volume.
Another aspect of the present invention, in described step 2, described zymocyte liquid is actinomycetes, the mixed bacteria liquid that genus bacillus, fungi etc. is modulated into.
Another aspect of the present invention, the sprinkling amount of described white-rot fungi bacterium liquid is 0.005% of described heap body volume.
Another aspect of the present invention, described first scheduled time is 72 hours.
Another aspect of the present invention, described second scheduled time is 12 hours.
Another aspect of the present invention, in described step 5, described bionass fuel pelletizer extrusion molding is of a size of diameter 8mm, length 6～8cm.
By the enforcement to technical solution of the present invention, can obtain following technique effect:
1, mud raw material is without physics mummification and classification preprocessing process, the directly wood fiber biomass material mixing take mixture water ratio 60% as benchmark and after pulverizing.Simplify raw materials pretreatment process, when energy efficient, take water ratio as the same technical parameter index of technical process, avoided raw material to add the large defect of fermentation heap body moisture content fluctuation causing by fixed proportion.
2, mummification fermenting process adds different microorganisms kind stage by stage, and the interpolation of 0～72 hour stage of composting has deodorizing and promotes the zymocyte liquid that material becomes thoroughly decomposed; The stage interpolation of composting after 72 hours has decomposition xylogen, complicated organism, white-rot fungi (pleurotus) the bacterium liquid of water suction mummification windrow function.Different microorganisms kind is added stage by stage, has accelerated the interpolation of biological dewatered process, particularly white-rot fungi, utilizes the strong characteristic of its mycelium water-retaining capacity in process of growth, makes material mummification more thorough.General biological dewatered rear moisture percentage in sewage sludge 40%～50%, biological dewatered rear moisture percentage in sewage sludge≤30% of the present invention.Therefore, in technical process of the present invention, cancelled again tunning storage drying process.
3, fermentation mummification material mixes rear granulating and forming with the biological material of lignocellulose, without adding coal dust, carbon black, and other all ignition dopes or tamanoris.The present invention utilizes thalline collagen protein in xylogen and the white-rot fungi mycelium in the wood fibre cell under High Temperature High Pressure to ooze out the biological material bonding moulding with lignocellulose by fermentation mummification material, both improved the fuel value (3500～4500 kilocalories/kilogram) of biomass compact forming fuel, avoided again abiotic matter ignition dope or the interpolation of chemical tamanori, product is clean environment firendly more.
4, fermentation mummification material mixes front without any need for oven dry with the biological material (comprising the surplus thing of forest three, agricultural stalk, mummification paper mill sludge after pulverizing) of lignocellulose, or last handling process, but directly mix take mixture water ratio 18% as benchmark.Sewage sludge biomass compact formed fuel granulation process has been cancelled the necessary baking operation of general manufacturing processed, when simplification of flowsheet, has significantly reduced the energy consumption of technical matters.
The present invention compared with the prior art, operates stable being easy to of more easy, processing parameter and controls, and energy consumption significantly reduces, and product adds material, more clean environment firendly without any abiotic matter class.
Accompanying drawing explanation
Fig. 1 is the manufacture method steps flow chart block diagram of sewage sludge biomass compact formed fuel of the present invention.
Embodiment
By specific embodiment, technical scheme of the present invention is described below, with the conflict free prerequisite of goal of the invention of the present invention under, the technical characterictic in embodiment and the embodiment hereinafter mentioning can combine mutually.
As shown in Figure 1, the manufacture method of a kind of sewage sludge biomass compact formed fuel of the present invention, wherein, comprises the following steps:
Step 1, choose sanitary sewage mud as main raw material, measure the water ratio of main raw material, take mixture water ratio 60% as benchmark, in mud, add wood fiber biomass material;
Step 2, mixture is piled up and formed heap body in fermentation place, and spray deodorizing and promote the zymocyte liquid that becomes thoroughly decomposed of material in heap surface;
Step 3, after first scheduled time of composting, spray heap to heap surface and there is decomposition xylogen, complicated organism, the white-rot fungi bacterium liquid of water suction mummification windrow function, and degree of depth turning;
Step 4, every the second scheduled time turning 1 time, until heap body material water ratio is down to 30%, finish fermentation reactor system process;
Step 5, by the biological material of fermentation mummification material and lignocellulose, take mixture water ratio 18% after benchmark fully mixes, by bionass fuel pelletizer extrusion molding.
In a kind of embodiment of the present invention, the lignocellulosic material adding in step 1 and/or step 4 is pulverized, grinding particle size is 25#～40#.
In a kind of embodiment of the present invention, lignocellulosic material is the surplus thing of forest three and/or agricultural stalk and/or mummification paper mill sludge.
In a kind of embodiment of the present invention, pile that body size bottom is wide is not less than 1.8 meters in step 2, top is wide 1 meter, 0.8 meter～1.5 meters of height, and length is not less than 50 meters.
In a kind of embodiment of the present invention, in step 2, zymocyte liquid sprinkling amount is 0.001% of heap body volume.
In a kind of embodiment of the present invention, in step 2, zymocyte liquid is actinomycetes, the mixed bacteria liquid that genus bacillus, fungi etc. is modulated into.
In a kind of embodiment of the present invention, the sprinkling amount of white-rot fungi bacterium liquid is 0.005% of heap body volume.
In a kind of embodiment of the present invention, first scheduled time was 72 hours.
In a kind of embodiment of the present invention, second scheduled time was 12 hours.
In a kind of embodiment of the present invention, in step 5, bionass fuel pelletizer extrusion molding is of a size of diameter 8mm, length 6～8cm.
In one, preferably in embodiment, sewage sludge biomass compact formed fuel manufacture method, specifically can comprise the following steps:
Step a: choose the main raw material of sanitary sewage mud as biomass compact forming fuel making, the printing and dyeing sludge that wood fibre composition is higher also can use.Measure into the mud of factory and the water ratio of wood fiber biomass material, pulverize (grinding particle size 25#～40#) to not meeting the lignocellulosic material of processing requirement.
Step b: according to the water ratio of mud, take mixture water ratio 60% as benchmark, to the biological material (comprising the surplus thing of forest three, agricultural stalk, mummification paper mill sludge after pulverizing) that adds lignocellulose in mud, use horizontal-type biaxial rneader to stir.Mixture is piled up in fermentation place, and stack size bottom is wide is not less than 1.8 meters, and top is wide 1 meter, 0.8 meter～1.5 meters of height, and stockpile length is not less than 50 meters.
Step c: having deodorizing and promoting the zymocyte liquid (actinomycetes, the mixed bacteria liquid that genus bacillus, fungi etc. is modulated into) that material becomes thoroughly decomposed of heap body volume 0.001% sprayed in heap surface.Must not turning in heap body 72 hours, and carry out covering and heat insulating with agricultural mulching.
Steps d: mixture composting is after 72 hours, that sprays heap body volume 0.005% to heap surface has a decomposition xylogen, complicated organism, white-rot fungi (pleurotus) the bacterium liquid of water suction mummification windrow function, and degree of depth turning 1 time.
Step e: heap body turning in every 12 hours 1 time, until heap body material water ratio is down to 30% left and right, finishes fermentation reactor system process.Organic matter and a large amount of mycelial fermentation mummification of white-rot fungi material are rich in acquisition.
Step f: by the biological material of fermentation mummification material and lignocellulose (comprising the surplus thing of forest three, agricultural stalk, mummification paper mill sludge after pulverizing), fully mix take mixture water ratio 18% as benchmark.
Step g: with bionass fuel pelletizer extrusion molding (diameter 8mm, length 6～8cm), obtain sewage sludge biomass compact formed fuel, water ratio is less than or equal to 10%, fuel value 3500～4500 kilocalories/kilogram.
Technique scheme has been simplified mud raw materials pretreatment process, when energy efficient, take water ratio as the same technical parameter index of technical process, has avoided adding by fixed proportion the large defect of fermentation heap body moisture content fluctuation causing.Sludge drying fermenting process adds different microorganisms kind stage by stage, has accelerated the interpolation of biological dewatered process, particularly white-rot fungi, utilizes the strong characteristic of its mycelium water-retaining capacity in process of growth, makes material mummification more thorough.Utilize thalline collagen protein in xylogen and the white-rot fungi mycelium in the wood fibre cell under High Temperature High Pressure to ooze out fermentation mummification material and wood fiber biomass material are binded to moulding, without adding coal dust, carbon black, and other all ignition dopes or tamanoris.Sewage sludge biomass compact formed fuel granulation process has been cancelled the necessary baking operation of general biomass granule fuel manufacturing processed, when simplification of flowsheet, has significantly reduced the energy consumption of technical matters.
The above embodiments are only that part of the present invention embodies; can not contain of the present invention whole; on the basis of above-described embodiment and accompanying drawing; those skilled in the art can obtain more embodiment under the prerequisite of not paying creative work, and therefore these are not paid the embodiment obtaining under the prerequisite of creative work and all should be included in protection scope of the present invention.
Claims (10)
1. a manufacture method for sewage sludge biomass compact formed fuel, is characterized in that, comprises the following steps:
Step 1, choose sanitary sewage mud as main raw material, measure the water ratio of described main raw material, take mixture water ratio 60% as benchmark, in mud, add wood fiber biomass material;
Step 2, mixture is piled up and formed heap body in fermentation place, and spray deodorizing in described heap surface and promote the zymocyte liquid that becomes thoroughly decomposed of material;
Step 3, after first scheduled time of composting, spray heap to described heap surface and there is decomposition xylogen, complicated organism, the white-rot fungi bacterium liquid of water suction mummification windrow function, and degree of depth turning;
Step 4, every the second scheduled time turning 1 time, until described heap body material water ratio is down to 30%, finish fermentation reactor system process;
Step 5, by the biological material of fermentation mummification material and lignocellulose, take mixture water ratio 18% after benchmark fully mixes, by bionass fuel pelletizer extrusion molding.
2. the manufacture method of sewage sludge biomass compact formed fuel as claimed in claim 1, is characterized in that, the lignocellulosic material adding in described step 1 and/or step 4 is pulverized, and grinding particle size is 25#～40#.
3. the manufacture method of sewage sludge biomass compact formed fuel as claimed in claim 2, is characterized in that, described lignocellulosic material is the surplus thing of forest three and/or agricultural stalk and/or mummification paper mill sludge.
4. the manufacture method of sewage sludge biomass compact formed fuel as claimed in claim 1, is characterized in that, piles that body size bottom is wide is not less than 1.8 meters in described step 2, and top is wide 1 meter, 0.8 meter～1.5 meters of height, and length is not less than 50 meters.
5. the manufacture method of sewage sludge biomass compact formed fuel as claimed in claim 1, is characterized in that, in described step 2, described zymocyte liquid sprinkling amount is 0.001% of described heap body volume.
6. the manufacture method of sewage sludge biomass compact formed fuel as claimed in claim 1, is characterized in that, in described step 2, described zymocyte liquid is actinomycetes, the mixed bacteria liquid that genus bacillus, fungi etc. is modulated into.
7. the manufacture method of sewage sludge biomass compact formed fuel as claimed in claim 1, is characterized in that, the sprinkling amount of described white-rot fungi bacterium liquid is 0.005% of described heap body volume.
8. the manufacture method of sewage sludge biomass compact formed fuel as claimed in claim 1, is characterized in that, described first scheduled time is 72 hours.
9. the manufacture method of sewage sludge biomass compact formed fuel as claimed in claim 1, is characterized in that, described second scheduled time is 12 hours.
10. the manufacture method of sewage sludge biomass compact formed fuel as claimed in claim 1, is characterized in that, in described step 5, described bionass fuel pelletizer extrusion molding is of a size of diameter 8mm, length 6～8cm.
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| CN201410046446.8A CN103805304A (en) | 2014-02-10 | 2014-02-10 | Manufacturing method of sludge biomass compact briquette fuel |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104357120A (en) * | 2014-11-21 | 2015-02-18 | 山西大学 | Fermented biomass briquette coal and production method thereof |
| CN104529112A (en) * | 2014-11-28 | 2015-04-22 | 刘子腾 | Sludge bio-drying treatment technology |
| CN104830395A (en) * | 2015-05-08 | 2015-08-12 | 张卫平 | Preparation method of sludge biomass energy fuel |
| CN105802692A (en) * | 2016-01-26 | 2016-07-27 | 宁波华德瑞环保科技有限公司 | Method for preparing sludge-biomass dense-formed fuel |
| CN106753675A (en) * | 2016-12-02 | 2017-05-31 | 天津飞捷科技有限公司 | A kind of fuel of energy-conserving and environment-protective and preparation method thereof |
| CN106753667A (en) * | 2016-12-02 | 2017-05-31 | 天津丰茂科技有限公司 | A kind of biomass fuel of energy-conserving and environment-protective and preparation method thereof |
| CN108219887A (en) * | 2017-12-30 | 2018-06-29 | 山东中荣生物科技有限公司 | A kind of production method that biomass fuel block is made using sewage plant sludge |
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| CN101746941A (en) * | 2008-12-10 | 2010-06-23 | 清华大学 | Biological drying method for treating dewatered sludge of urban sewage plant |
| CN102268296A (en) * | 2010-06-02 | 2011-12-07 | 高增芳 | Technology for producing inflammable gas from sludge |
| CN102533382A (en) * | 2012-02-29 | 2012-07-04 | 汤广武 | Composite compact type biomass fuel and preparation method thereof |
| CN102942978A (en) * | 2012-11-21 | 2013-02-27 | 包晓东 | Manufacturing method of sludge biomass fuel |
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| CN101746941A (en) * | 2008-12-10 | 2010-06-23 | 清华大学 | Biological drying method for treating dewatered sludge of urban sewage plant |
| CN102268296A (en) * | 2010-06-02 | 2011-12-07 | 高增芳 | Technology for producing inflammable gas from sludge |
| CN102533382A (en) * | 2012-02-29 | 2012-07-04 | 汤广武 | Composite compact type biomass fuel and preparation method thereof |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104357120A (en) * | 2014-11-21 | 2015-02-18 | 山西大学 | Fermented biomass briquette coal and production method thereof |
| CN104529112A (en) * | 2014-11-28 | 2015-04-22 | 刘子腾 | Sludge bio-drying treatment technology |
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| CN104830395A (en) * | 2015-05-08 | 2015-08-12 | 张卫平 | Preparation method of sludge biomass energy fuel |
| CN105802692A (en) * | 2016-01-26 | 2016-07-27 | 宁波华德瑞环保科技有限公司 | Method for preparing sludge-biomass dense-formed fuel |
| CN106753675A (en) * | 2016-12-02 | 2017-05-31 | 天津飞捷科技有限公司 | A kind of fuel of energy-conserving and environment-protective and preparation method thereof |
| CN106753667A (en) * | 2016-12-02 | 2017-05-31 | 天津丰茂科技有限公司 | A kind of biomass fuel of energy-conserving and environment-protective and preparation method thereof |
| CN108219887A (en) * | 2017-12-30 | 2018-06-29 | 山东中荣生物科技有限公司 | A kind of production method that biomass fuel block is made using sewage plant sludge |
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Application publication date: 20140521 |