CN103787709B - A kind of fermentation process of solid organic matters - Google Patents
A kind of fermentation process of solid organic matters Download PDFInfo
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- CN103787709B CN103787709B CN201410013856.2A CN201410013856A CN103787709B CN 103787709 B CN103787709 B CN 103787709B CN 201410013856 A CN201410013856 A CN 201410013856A CN 103787709 B CN103787709 B CN 103787709B
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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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/40—Bio-organic fraction processing; Production of fertilisers from the organic fraction of waste or refuse
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Abstract
The present invention is a kind of fermentation process of solid organic matters, its step is as follows: first straw powder is broken into the thin grass meal of 25-35 object, the municipal sludge being 75-85% by thin grass meal and water content again mixes, be mixed with the mixture that carbon-nitrogen ratio is 25-30:1, after said mixture material remove portion moisture, in above-mentioned mixture, add urea, ground phosphate rock, Repone K and biological humic microbial inoculum in proportion again, mix and be mixed with fermentation materials; Be distributed in fermentation tower by fermentation materials layering from bottom to top, the height of every layer is 1.5-2m, after the first layer is distributed into, after cloth fermentation at the beginning of 24-48 hour, then is distributed into the second layer, like this according to preceding method cloth until fermentation tower is full.The fermentation materials of the present invention's preparation, rationally, obtained organism quality is high for its formula; Preparation method of the present invention is simple, easily implements, and the gas sampling recycling that fermentation produces, reduces the pollution to environment.
Description
Technical field
The present invention relates to a kind of zymotechnique, particularly a kind of fermentation process of solid organic matters.
Background technology
Existing solid organic matters fermentation manufacturing technique, be all that employing is open type fermented, mechanical turning, carries out extensive style aerobic fermentation, produces great amount of carbon dioxide gas and other harmful, frowziness gas.These gaseous emissions, in air, cause atmospheric pollution, ferment effect be also by rule of thumb, extensive operation.And the existing zymotechnique production cycle is long, ferments uneven, causes unstable product quality.
Summary of the invention
Technical problem to be solved by this invention is for the deficiencies in the prior art, provides the fermentation process of the solid organic matters that a kind of rational technology, ferment effect are good.
Technical problem to be solved by this invention is realized by following technical scheme, and the present invention is a kind of fermentation process of solid organic matters, is characterized in, its step is as follows:
(1) be first that the straw powder of 10-20% is broken into the thin grass meal of 25-35 object by water content, the municipal sludge being 75-85% by thin grass meal and water content again mixes, be mixed with the mixture that carbon-nitrogen ratio is 25-30:1, wherein the weight ratio of thin grass meal and mud is 1:8-12;
(2) said mixture material is after dryer remove portion moisture, obtains the mixture that water content is 60-65%;
Then in above-mentioned mixture, add urea, ground phosphate rock, Repone K and biological humic microbial inoculum in proportion, after mixing, be mixed with that water content is 50-55%, carbon-nitrogen ratio is the fermentation materials of 25-30:1; Wherein the weight proportion of mixture and urea, ground phosphate rock, Repone K, biological humic microbial inoculum is 100:1-2:8-10:1-2:0.3-0.6;
(3) be distributed in fermentation tower by fermentation materials layering from bottom to top, the height of every layer is 1.5-2m, after the first layer is distributed into, after cloth fermentation at the beginning of 24-48 hour, then is distributed into the second layer, like this according to preceding method cloth until fermentation tower is full; In fermentation tower, be equipped with gas-adding pipe in every layer of fermentation materials, control leavening temperature by the air flow controlling gas-adding pipe, in fermenting process, keep leavening temperature to be 60-70 DEG C; After sedimentary fermentation material fermentation completes, discharge from the bottom discharge mouth of fermentation tower, and then supplement new one deck fermentation materials to fermentation tower top.
In the fermentation process technical scheme of above-described solid organic matters: the fermentation time of every one deck fermentation materials is 10-12 days.With short production cycle, fermentation efficiency is high.
In the fermentation process technical scheme of above-described solid organic matters: the warm air that the waste gas of discharging from the top of fermentation tower obtains after roasting kiln burning provides thermal source for dryer, waste gas can be made to be recycled and to utilize, reduce and directly discharge the pollution to air caused.
Compared with prior art, the fermentation materials of the present invention's preparation, rationally, obtained organism quality is high for its formula; Additionally by arranging multiplayer gas-adding pipe in fermentation tower, air flow can be controlled during the fermentation and control fermentation appearance, realize aerobic fermentation or anaerobically fermenting, improve the efficiency of fermentation, make constant product quality.Preparation method of the present invention is simple, easily implements, fermentation whole process accomplish totally-enclosed, without dust, odorlessness, leak without sewage, the gas sampling of fermentation generation recycles, and decreases the pollution to environment.
Embodiment
Embodiment 1, a kind of fermentation process of solid organic matters, its step is as follows:
(1) be first that the straw powder of 10-20% is broken into the thin grass meal of 25-35 object by water content, the municipal sludge being 75-85% by thin grass meal and water content again mixes, be mixed with the mixture that carbon-nitrogen ratio is 25-30:1, wherein the weight ratio of thin grass meal and mud is 1:8-12;
(2) said mixture material is after dryer remove portion moisture, obtains the mixture that water content is 60-65%;
Then in above-mentioned mixture, add urea, ground phosphate rock, Repone K and biological humic microbial inoculum in proportion, after mixing, be mixed with that water content is 50-55%, carbon-nitrogen ratio is the fermentation materials of 25-30:1; Wherein the weight proportion of mixture and urea, ground phosphate rock, Repone K, biological humic microbial inoculum is 100:1-2:8-10:1-2:0.3-0.6;
(3) be distributed in fermentation tower by fermentation materials layering from bottom to top, the height of every layer is 1.5-2m, after the first layer is distributed into, after cloth fermentation at the beginning of 24-48 hour, then is distributed into the second layer, like this according to preceding method cloth until fermentation tower is full; In fermentation tower, be equipped with gas-adding pipe in every layer of fermentation materials, control leavening temperature by the air flow controlling gas-adding pipe, in fermenting process, keep leavening temperature to be 60-70 DEG C; After sedimentary fermentation material fermentation completes, discharge from the bottom discharge mouth of fermentation tower, and then supplement new one deck fermentation materials to fermentation tower top.Material fermentation as discharged is inadequate, can mix and stir, rejoins in fermentation tower and ferment with new fermentation materials.
The fermentation appearance of every one deck fermentation materials can carry out ventilation by this layer of gas-adding pipe and control, and during the fermentation when temperature is on the low side, fermentation will be insufficient, at this moment strengthens air flow, and fermentation materials can be made fully to ferment.Fermentation appearance fermentation coefficient is weighed, and namely the front and back ratio of water-soluble organic matter is weighed, and ratio is larger, and ferment effect is better.The different aspects of fermentation tower, have several sampling hand hole or measuring points from top to bottom, can for sampling test and monitoring fermentation appearance.The material of discharging at the bottom of tower, does diminishing, granulation, packaging can complete.
Municipal sludge of the present invention be produce in prior art the domestic sludge being applicable to sewage farm of the present invention output that do not exceed standard of any one heavy metal.Such as Lianyungang gold million water utilities company limiteds, address: 8th floor, hill path, sky, Xinpu District, Lianyungang, Jiangsu Province WuChan Building, phone: 0518-85605315, the domestic sludge that process city sanitary sewage stays.
Biological humic microbial inoculum of the present invention is the microbial inoculum that any one commercially available in prior art is suitable for biological fermentation.Such as: the humic acids that the grand Biological Development company limited in Lvliang City produces, its address is Shuan Chi town, Jiaokou County, Lvliang City, Shanxi Province, and phone is 0358-5470263, and commodity are called grand humic acids.
In the fermentation process technical scheme of above-described solid organic matters: the fermentation time of every one deck fermentation materials is 10-12 days.With short production cycle, fermentation efficiency is high.
In the fermentation process technical scheme of above-described solid organic matters: the warm air that the waste gas of discharging from the top of fermentation tower obtains after roasting kiln burning provides thermal source for dryer, waste gas can be made to be recycled and to utilize, reduce and directly discharge the pollution to air caused.
Below further describe concrete technical scheme of the present invention, so that those skilled in the art understands the present invention further, and do not form the restriction to its right.
Embodiment 2, a kind of fermentation process of solid organic matters, its step is as follows:
(1) by water content be first 10% straw powder be broken into the thin grass meal of 25 object, then the municipal sludge being 75% by thin grass meal and water content mixes, and is mixed with the mixture that carbon-nitrogen ratio is 25-30:1, and wherein the weight ratio of thin grass meal and mud is 1:8;
(2) said mixture material is after dryer remove portion moisture, obtains the mixture that water content is 60%;
Then in above-mentioned mixture, add urea, ground phosphate rock, Repone K and biological humic microbial inoculum in proportion, after mixing, be mixed with that water content is 50%, carbon-nitrogen ratio is the fermentation materials of 25-30:1; Wherein the weight proportion of mixture and urea, ground phosphate rock, Repone K, biological humic microbial inoculum is 100:1:8:1:0.3;
(3) be distributed in fermentation tower by fermentation materials layering from bottom to top, the height of every layer is 1.5m, after the first layer is distributed into, after cloth fermentation at the beginning of 24-48 hour, then is distributed into the second layer, like this according to preceding method cloth until fermentation tower is full; In fermentation tower, be equipped with gas-adding pipe in every layer of fermentation materials, control leavening temperature by the air flow controlling gas-adding pipe, in fermenting process, keep leavening temperature to be 60 DEG C; After sedimentary fermentation material fermentation completes, discharge from the bottom discharge mouth of fermentation tower, and then supplement new one deck fermentation materials to fermentation tower top.
Embodiment 3, a kind of fermentation process of solid organic matters, its step is as follows:
(1) by water content be first 20% straw powder be broken into the thin grass meal of 35 object, then the municipal sludge being 85% by thin grass meal and water content mixes, and is mixed with the mixture that carbon-nitrogen ratio is 25-30:1, and wherein the weight ratio of thin grass meal and mud is 1:12;
(2) said mixture material is after dryer remove portion moisture, obtains the mixture that water content is 65%;
Then in above-mentioned mixture, add urea, ground phosphate rock, Repone K and biological humic microbial inoculum in proportion, after mixing, be mixed with that water content is 55%, carbon-nitrogen ratio is the fermentation materials of 25-30:1; Wherein the weight proportion of mixture and urea, ground phosphate rock, Repone K, biological humic microbial inoculum is 100:2:10:2:0.6;
(3) be distributed in fermentation tower by fermentation materials layering from bottom to top, the height of every layer is 2m, after the first layer is distributed into, after cloth fermentation at the beginning of 24-48 hour, then is distributed into the second layer, like this according to preceding method cloth until fermentation tower is full; In fermentation tower, be equipped with gas-adding pipe in every layer of fermentation materials, control leavening temperature by the air flow controlling gas-adding pipe, in fermenting process, keep leavening temperature to be 70 DEG C; After sedimentary fermentation material fermentation completes, discharge from the bottom discharge mouth of fermentation tower, and then supplement new one deck fermentation materials to fermentation tower top.
Embodiment 4, a kind of fermentation process of solid organic matters, its step is as follows:
(1) by water content be first 15% straw powder be broken into the thin grass meal of 30 object, then the municipal sludge being 80% by thin grass meal and water content mixes, and is mixed with the mixture that carbon-nitrogen ratio is 25-30:1, and wherein the weight ratio of thin grass meal and mud is 1:10;
(2) said mixture material is after dryer remove portion moisture, obtains the mixture that water content is 62%;
Then in above-mentioned mixture, add urea, ground phosphate rock, Repone K and biological humic microbial inoculum in proportion, after mixing, be mixed with that water content is 52%, carbon-nitrogen ratio is the fermentation materials of 25-30:1; Wherein the weight proportion of mixture and urea, ground phosphate rock, Repone K, biological humic microbial inoculum is 100:1.5:9:1.5:0.4;
(3) be distributed in fermentation tower by fermentation materials layering from bottom to top, the height of every layer is 2m, after the first layer is distributed into, after cloth fermentation at the beginning of 24-48 hour, then is distributed into the second layer, like this according to preceding method cloth until fermentation tower is full; In fermentation tower, be equipped with gas-adding pipe in every layer of fermentation materials, control leavening temperature by the air flow controlling gas-adding pipe, in fermenting process, keep leavening temperature to be 65 DEG C; After sedimentary fermentation material fermentation completes, discharge from the bottom discharge mouth of fermentation tower, and then supplement new one deck fermentation materials to fermentation tower top.
Embodiment 5, in the fermentation process of the solid organic matters described in embodiment 1,2 and 3, the fermentation time of every one deck fermentation materials is 10-12 days.
Embodiment 6, in the fermentation process of the solid organic matters described in embodiment 1,2 and 3, the warm air that the waste gas of discharging from the top of fermentation tower obtains after roasting kiln burning provides thermal source for dryer.
Claims (3)
1. a fermentation process for solid organic matters, is characterized in that, its step is as follows:
(1) be first that the straw powder of 10-20% is broken into the thin grass meal of 25-35 object by water content, the municipal sludge being 75-85% by thin grass meal and water content again mixes, be mixed with the mixture that carbon-nitrogen ratio is 25-30:1, wherein the weight ratio of thin grass meal and mud is 1:8-12;
(2) said mixture material is after dryer remove portion moisture, obtains the mixture that water content is 60-65%;
Then in above-mentioned mixture, add urea, ground phosphate rock, Repone K and biological humic microbial inoculum in proportion, after mixing, be mixed with that water content is 50-55%, carbon-nitrogen ratio is the fermentation materials of 25-30:1; Wherein the weight proportion of mixture and urea, ground phosphate rock, Repone K, biological humic microbial inoculum is 100:1-2:8-10:1-2:0.3-0.6;
(3) be distributed in fermentation tower by fermentation materials layering from bottom to top, the height of every layer is 1.5-2m, after the first layer is distributed into, after cloth fermentation at the beginning of 24-48 hour, then is distributed into the second layer, like this according to preceding method cloth until fermentation tower is full; In fermentation tower, be equipped with gas-adding pipe in every layer of fermentation materials, control leavening temperature by the air flow controlling gas-adding pipe, in fermenting process, keep leavening temperature to be 60-70 DEG C; After sedimentary fermentation material fermentation completes, discharge from the bottom discharge mouth of fermentation tower, and then supplement new one deck fermentation materials to fermentation tower top.
2. the fermentation process of solid organic matters according to claim 1, is characterized in that: the fermentation time of every one deck fermentation materials is 10-12 days.
3. the fermentation process of solid organic matters according to claim 1, is characterized in that: the warm air that the waste gas of discharging from the top of fermentation tower obtains after roasting kiln burning provides thermal source for dryer.
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Citations (7)
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| WO2003078084A1 (en) * | 2002-03-20 | 2003-09-25 | Bio Con, Inc. | Municipal solid waste treatment method and apparatus |
| CN101429066A (en) * | 2008-11-22 | 2009-05-13 | 寿光蔡伦中科肥料有限责任公司 | Method for producing fertilizer with papermaking sewage sludge |
| CN101575227A (en) * | 2009-06-17 | 2009-11-11 | 北京美华博大环境工程有限公司 | Method for manufacturing organic fertilizer by utilizing sludge |
| CN101983952A (en) * | 2010-12-02 | 2011-03-09 | 福建省农业科学院农业工程技术研究所 | Method for producing organic fertilizer by using municipal sewage sludge |
| CN102030570A (en) * | 2010-12-02 | 2011-04-27 | 北京机电院高技术股份有限公司 | Self-propelled turning device for sludge compost and treatment method |
| CN102153388A (en) * | 2010-12-03 | 2011-08-17 | 深圳市如茵生态环境建设有限公司 | Circulating sludge biological fermentation tank, processing system and processing method |
| CN103373868A (en) * | 2012-04-23 | 2013-10-30 | 张保良 | Method for producing bio-organic fertilizer by virtue of sludge and straws |
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2014
- 2014-01-13 CN CN201410013856.2A patent/CN103787709B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2003078084A1 (en) * | 2002-03-20 | 2003-09-25 | Bio Con, Inc. | Municipal solid waste treatment method and apparatus |
| CN101429066A (en) * | 2008-11-22 | 2009-05-13 | 寿光蔡伦中科肥料有限责任公司 | Method for producing fertilizer with papermaking sewage sludge |
| CN101575227A (en) * | 2009-06-17 | 2009-11-11 | 北京美华博大环境工程有限公司 | Method for manufacturing organic fertilizer by utilizing sludge |
| CN101983952A (en) * | 2010-12-02 | 2011-03-09 | 福建省农业科学院农业工程技术研究所 | Method for producing organic fertilizer by using municipal sewage sludge |
| CN102030570A (en) * | 2010-12-02 | 2011-04-27 | 北京机电院高技术股份有限公司 | Self-propelled turning device for sludge compost and treatment method |
| CN102153388A (en) * | 2010-12-03 | 2011-08-17 | 深圳市如茵生态环境建设有限公司 | Circulating sludge biological fermentation tank, processing system and processing method |
| CN103373868A (en) * | 2012-04-23 | 2013-10-30 | 张保良 | Method for producing bio-organic fertilizer by virtue of sludge and straws |
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