CN103008323B - Method for preparing fuel gas and biogas manures by using beer brewing wastes - Google Patents
Method for preparing fuel gas and biogas manures by using beer brewing wastes Download PDFInfo
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- CN103008323B CN103008323B CN201210443699.XA CN201210443699A CN103008323B CN 103008323 B CN103008323 B CN 103008323B CN 201210443699 A CN201210443699 A CN 201210443699A CN 103008323 B CN103008323 B CN 103008323B
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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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
- Y02A40/20—Fertilizers of biological origin, e.g. guano or fertilizers made from animal corpses
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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
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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 invention discloses a method for preparing fuel gas and biogas manures by using beer brewing wastes, comprising the following steps: I, raw material composition: mixing one or more of dewatered sludge discharged by beer brewing, distillers grains and silica cement in weight ratio, and regulating the content of water; II, fermentation: respectively adding the prepared raw materials into a fermentation tank, introducing nitrogen, ensuring that the fermentation tank operates in an anaerobic state, respectively keeping the temperature between 23-27 DEG C and 48-52 DEG C, intermittently stirring in a fermentation process, and detecting the pH value of the material, the gas production rate, the gas production component and the organic matter content; and III, analysis on a fermentation product: determining the contents of various elements in discharged biogas residue and biogas slurry, stabilizing the discharged biogas residue and biogas slurry which are then directly applied as fertilizers or are used for researching and developing novel fertilizers, such as organic and inorganic compound fertilizers, leaf fertilizers, water flush fertilizers and the like. The method is simple and convenient to operate, low in operating cost, free of secondary pollution and convenient to manage.
Description
Technical field
The present invention relates to a kind of solid waste resource field, relate in particular to a kind of method of utilizing Beer Brewage discarded object to produce combustion gas and natural pond fertilizer.
Background technology
Beer Brewage industry discarded object is mainly vinasse, mud and silica cement, according to rough Statistics, 2011, nearly 1,000 ten thousand tons of China's beer vinasse year quantum of output, waste sludge, more than 100 ten thousand tons of useless silica cement quantums of output, in these discarded objects, as contained the plant nutrients such as abundant organic matter (butt > 50%) and nitrogen phosphorus potassium (> 5%) in waste sludge, directly be discarded into soot or by waste sludge and phosphorus powder, fertile soil etc. mix directly agricultural mutually, because waste sludge is stabilized and disinfect, not only can cause severe environmental pollution (organic contamination, biological pollution and air pollution), also caused the huge waste of resource.
Zha He natural pond, natural pond liquid through anaerobic fermentation is called as natural pond fertilizer, in the fertilizer of natural pond, contain the trace elements such as the required multiple nutrients material nitrogen of abundant organic matter and plant growth, phosphorus, potassium, boron, copper, iron, calcium, zinc, and the various bioactivators such as each seed amino acid, vitamin, protein, carbohydrate, nucleic acid, enzyme and beneficial microbe antibiotic.Natural pond fertilizer nutrient is complete, fertilizer efficiency is fast, and seldom has salt accumulation.Chronic administration natural pond fertilizer can be improved the rhizospheric environment of soil, improvement soil texture, and chesson, increases soil fertility, promotes plant growth.Can reduce the generation of disease and pest and windburn, reduce the input cost of agricultural production fertilizer simultaneously.The natural pond fertilizer producing after fermentation can also be developed to the agricultural fertilizers such as efficient organic fertilizer or compound fertilizer, for realizing recycling, has important practical significance.
Under energy-intensive form; with beer by-products fermentation, produce combustion gas and natural pond fertilizer; both can make Beer Brewage mud well be utilized; the pollution of minimizing to environment; a kind of free of contamination novel energy can be provided again; there is very high environmental benefit, Social benefit and economic benefit, the rational exploitation and utilization of China's novel energy and resource, environmental protection and sustainable development tool are of great significance, but have no relevant report in prior art.
Summary of the invention
In order to solve the problems of the prior art, the object of this invention is to provide a kind of method of utilizing Beer Brewage discarded object to produce combustion gas and natural pond fertilizer, the method is easy and simple to handle, operating cost is low, non-secondary pollution, convenient management, have compared with high yield gas rate, can obtain combustion gas and natural pond fertile simultaneously.
For achieving the above object, the technology used in the present invention means are: a kind of method of utilizing Beer Brewage discarded object to produce combustion gas and natural pond fertilizer, its step comprises: one, raw material forms: one or more of the dewatered sludge that Beer Brewage is discharged, give up vinasse, silica cement are mixed according to weight ratio, measuring material pH value is between 5.5～6.8, selected materials is divided into two groups, adjusts its moisture, make wherein one group 95～85%, another group, 70～80%, is carried out dry type and wet type fermentation; Two, fermentation: two groups of raw materials that prepare are added in two groups of fermentation tanks airtight, first pass into nitrogen, air in drain tank, guarantee that tank body carries out anaerobic fermentation under sealing state, fermentation produces combustion gas and discharges from fermentation tank top, carry out during the fermentation intermittent stirring, the temperature of controlling two groups of fermentation tanks is respectively between 23～27 ℃ and between 48～52 ℃, carries out low temperature and hot fermentation; Three, fermentation gas analysis: after fermentation starts, gas production rises gradually, keeps temperature and stirring condition, monitors CH in fermentation materials pH value and aerogenic composition on time
4and CO
2content, when gas production rate significantly drops to aerogenesis when not obvious, fermentation ends; Four, natural pond is fertile reclaims: the complete natural pond fertilizer of fermentation is left to a part as the inoculation material of next group fermentation, to be left fertile further stable processing the in natural pond, detect pH value, organic carbon, organic matter, nitrogen phosphorus potassium, heavy metal and other micronutrient levels, after stable, for the raw material of composite organic-inorganic fertilizer, foliage fertilizer, punching fertilising.
Further, in described step 3, when pH value sharply declines, add water and white lime and regulate.
Beneficial effect of the present invention is: easy and simple to handle, operating cost is low, non-secondary pollution, convenient management, have compared with high yield gas rate, can obtain combustion gas and natural pond fertile simultaneously; Fermentation fast and stable, can realize the high efficiente callback utilization of biomass energy and resource, for the recycling of Beer Brewage discarded object with slow down energy crisis a kind of valuable method is provided; Except needs add moisture and white lime adjusting pH value, other raw materials, all from the discarded object discharging in beer production, do not need other conditioners such as stalk and wood chip, have realized beer enterprise and have produced recycling and internal resource of discarded object; The fertile chronic administration in natural pond producing can improve the rhizospheric environment of soil, improvement soil texture, and chesson, increases soil fertility, promotes plant growth, reduces the input cost of agricultural production fertilizer; Solved Beer Brewage offal treatment handling problems, can eliminate municipal pollution, can reduce agriculture production cost again, for realizing recycling, promoted that social sustainable development has important practical significance.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, technical scheme of the present invention is described.
Fig. 1 is the present invention and the chart of production technology contrast both at home and abroad.
The specific embodiment
A kind of method of utilizing Beer Brewage discarded object to produce combustion gas and natural pond fertilizer as shown in Figure 1, its step comprises: one, raw material forms: one or more of the dewatered sludge that Beer Brewage is discharged, give up vinasse, silica cement are mixed according to weight ratio, measuring material pH value is between 5.5～6.8, selected materials is divided into two groups, adjust its moisture, wherein 2 parts of adjusting moisture content are 70%～80%, and another 2 parts of moisture content are 85%～95%; Two, fermentation: two groups of raw materials that prepare are added in two groups of fermentation tanks airtight, first pass into nitrogen, air in drain tank, guarantee that tank body carries out anaerobic fermentation under sealing state, fermentation produces combustion gas and discharges from fermentation tank top, carry out during the fermentation intermittent stirring, the temperature of controlling two groups of fermentation tanks is respectively between 23～27 ℃ and between 48～52 ℃, carries out low temperature and hot fermentation; Three, fermentation gas analysis: after fermentation starts, gas production rises gradually, keeps temperature and stirring condition, monitors CH in fermentation materials pH value and aerogenic composition on time
4and CO
2content, when gas production rate significantly drops to aerogenesis when not obvious, fermentation ends; Four, natural pond is fertile reclaims: the complete natural pond fertilizer of fermentation is left to a part as the inoculation material of next group fermentation, to be left fertile further stable processing the in natural pond, detect pH value, organic carbon, organic matter, nitrogen phosphorus potassium, heavy metal and other micronutrient levels, after stable, for the raw material of composite organic-inorganic fertilizer, foliage fertilizer, punching fertilising.
Further, in described step 3, when pH value sharply declines, add water and white lime and regulate.
Embodiment 1:
One, raw material forms: get 4 parts, 4kg Beer Brewage mud, measure wherein total carbon, organic matter, full nitrogen, full phosphorus, full potassium and moisture, add suitable quantity of water, wherein 2 parts of adjusting moisture content are 70%～80%, and another 2 parts of moisture content are 85%～95%;
Two, fermentation: put into respectively different anaerobic fermentation tanks, air in drain tank, opening temp. control device, controls temperature and is respectively 23～27 ℃ and 48～52 ℃;
Three, fermentation gas analysis: start gas dosing and gathering-device, static placement 1～3 day, after aerogenesis, open stirring motor, rotating speed is 20r/min, 1h left by motor, stop 5h, monitor material pH value, gas production and aerogenic composition every day, within every 3 days, measure total carbon in the liquid of Zha He natural pond, a natural pond, organic matter, full nitrogen, full phosphorus, full potassium content, until aerogenesis is not obvious, fermentation ends;
Four, natural pond is fertile reclaims: using the 1/5 inoculation material as next group fermentation of complete Zha He natural pond, the natural pond liquid that ferments, after the stable processing of remainder, measure pH value in the liquid of Zha He natural pond, discharging natural pond, organic carbon, total carbon, organic matter, full nitrogen, full phosphorus, full potassium, heavy metal element and amino acid, vitamin, protein, carbohydrate, nucleic acid, enzyme and beneficial microbe antibiotic equal size, for researching and developing composite organic-inorganic fertilizer, foliage fertilizer and punching fertilising.
Embodiment 2:
One, raw material forms: discarded object dewatered sludge and the useless vinasse of Beer Brewage discharge are made into 4 parts of mixed materials according to weight ratio at 1: 2, add suitable quantity of water, measuring pH value is 5.7, measure wherein total carbon, organic matter, full nitrogen, full phosphorus, full potassium and moisture, minute getting 2 parts of mixed materials, to regulate moisture content be 75%, and another 2 parts of moisture content are 90%;
Two, fermentation: the raw material preparing is added in different anaerobic fermentation tanks, pass into nitrogen, air in drain tank, guarantees that fermentation tank moves under anaerobic state, and opening temp. control device, controls respectively temperature and be respectively 23～27 ℃ and 48～52 ℃;
Three, fermentation gas analysis: after fermentation starts, start gas dosing and gathering-device, static placement 1～3 day, after aerogenesis, opens stirring motor, and rotating speed is 20r/min, and 1h left by motor, stops 5h, monitors CH in material pH value, gas production and aerogenic composition every day
4and CO
2content, measures total carbon in the liquid of Zha He natural pond, a natural pond, organic matter, full nitrogen, full phosphorus, full potassium content for every 3 days, when gas production rate significantly drops to aerogenesis when not obvious, fermentation ends, after fermentation starts, 6th～12 days start aerogenesis, after 9～18 days, first stage aerogenesis finishes, after 30～45 days, start again slowly aerogenesis, after 55～63 days, aerogenesis finishes, unit vinasse gas production reaches 5.2～5.7ml/g, and in the slag of natural pond, nutritional labeling reaches 5.5%～6.0%;
Four, the fertile analysis and utilization in natural pond: the complete natural pond fertilizer of fermentation is left to the 1/5 inoculation material as next group fermentation of Zha He natural pond, natural pond liquid, to be left fertile further stable processing the in natural pond, detect pH value, organic carbon, organic matter, nitrogen phosphorus potassium, heavy metal and other micronutrient levels, after stable, for the raw material of composite organic-inorganic fertilizer, foliage fertilizer, punching fertilising.
Embodiment 3:
One, raw material forms: minute amount of taking fully Beer Sludge, useless vinasse and silica cement are according to being made into 4 parts of mixed materials at 1: 2: 1, add suitable quantity of water, measuring pH value is 5.9, measure wherein total carbon, organic matter, full nitrogen, full phosphorus, full potassium and moisture, minute getting 2 parts of mixed materials, to regulate moisture content be 70%, and another 2 parts of moisture content are 95%;
Two, fermentation: the raw material preparing is put into respectively to different fermentation tanks, pass into nitrogen, guarantee that fermentation tank moves under anaerobic state, air in drain tank, opening temp. control device, controls respectively temperature and is respectively 23～27 ℃ and 48～52 ℃.
Three, fermentation gas analysis: start gas dosing and gathering-device.Static placement 1～3 day, after aerogenesis, opens stirring motor, and rotating speed is 20r/min, and 1h left by motor, stops 5h, monitors CH in material pH value, gas production and aerogenic composition every day
4and CO
2content, within every 3 days, measure pH value in the liquid of Zha He natural pond, a natural pond, total carbon, organic matter, full nitrogen, full phosphorus, full potassium content, until aerogenesis finishes, after fermentation starts, within 5th～15 days, start aerogenesis, after 10～25 days, first stage aerogenesis finishes, after 40～55 days, start again slowly aerogenesis, after 68～75 days, aerogenesis finishes, and unit vinasse and silica cement gas production reach 4.2～4.8ml/g, and in the slag of natural pond, nutritional labeling reaches 5.4%～5.8%;
Four, the fertile analysis and utilization in natural pond: using the 1/5 inoculation material as next group fermentation of complete Zha He natural pond, the natural pond liquid that ferments, to be left fertile further stable processing the in natural pond, detect pH value, organic carbon, organic matter, nitrogen phosphorus potassium, heavy metal and other micronutrient levels, after stable, for the raw material of composite organic-inorganic fertilizer, foliage fertilizer, punching fertilising.
Aerogenesis number of days, gas production and the component content of comparative example 1,2,3 high temperature and cold fermentation under dry type and wet type fermentation condition, contrast table is as following table one, table two, Contrast on effect result shows, under room temperature, the tunning of embodiment 2 and embodiment 3 is better than the embodiment under embodiment 1 and hot conditions.
Table one, fermentation temperature (23-27 ℃):
Table two, fermentation temperature (high temperature, 48-52 ℃):
Embodiments of the invention are explained, and are not limited to this, are anyly familiar with those skilled in the art in the technical scope that the present invention discloses, and can expect easily changing or replacing, within all should being encompassed in protection scope of the present invention.
Claims (4)
1. a method of utilizing Beer Brewage discarded object to produce combustion gas and natural pond fertilizer, it is characterized in that: step comprises: one, raw material forms: discarded object dewatered sludge and the useless vinasse of Beer Brewage discharge are made into mixed material according to weight ratio at 1: 2, measuring pH value is 5.7, or the discarded object dewatered sludge of Beer Brewage discharge, useless vinasse and silica cement are made into mixed material according to weight ratio at 1: 2: 1, measuring pH value is 5.9, measure wherein total carbon, organic matter, full nitrogen, full phosphorus, full potassium and moisture, add suitable quantity of water, adjusting moisture content is respectively 75% and 90%; Two, fermentation: the raw material preparing is added in fermentation tank, pass into nitrogen, guarantee that fermentation tank moves under anaerobic state, keep temperature range between 23～27 ℃; Three, fermentation gas analysis: after fermentation starts, start gas dosing and gathering-device, static placement 1～3 day, after aerogenesis, open stirring motor, rotating speed is 20r/min, and 1h left by motor, stops 5h, monitor CH4 and CO2 content in material pH value, gas production and aerogenic composition every day, within every 3 days, measure total carbon in the liquid of Zha He natural pond, a natural pond, organic matter, full nitrogen, full phosphorus, full potassium content, when gas production rate significantly drops to aerogenesis when not obvious, fermentation ends; Four, the fertile analysis and utilization in natural pond: the complete natural pond fertilizer of fermentation is left to the 1/5 inoculation material as next group fermentation of Zha He natural pond, natural pond liquid, to be left fertile further stable processing the in natural pond, detect pH value, organic carbon, organic matter, nitrogen phosphorus potassium, heavy metal and other micronutrient levels, after stable, for the raw material of composite organic-inorganic fertilizer, foliage fertilizer, punching fertilising.
2. the method for utilizing Beer Brewage discarded object to produce combustion gas and natural pond fertilizer according to claim 1, is characterized in that: in described step 3, when pH value sharply declines, add water and white lime and regulate.
3. the method for utilizing Beer Brewage discarded object to produce combustion gas and natural pond fertilizer according to claim 1, its fermenting characteristic is: after fermentation starts, within 6th～12 days, start aerogenesis, after 9～18 days, first stage aerogenesis finishes, after 30～45 days, start again slowly aerogenesis, after 55～63 days, aerogenesis finishes, and unit vinasse gas production reaches 5.2～5.7ml/g, and in the slag of natural pond, nutritional labeling reaches 5.5%～6.0%.
4. the method for utilizing Beer Brewage discarded object to produce combustion gas and natural pond fertilizer according to claim 1, its fermenting characteristic is: after fermentation starts, within 5th～15 days, start aerogenesis, after 10～25 days, first stage aerogenesis finishes, after 40～55 days, start again slowly aerogenesis, after 68～75 days, aerogenesis finishes, and unit vinasse and silica cement gas production reach 4.2～4.8ml/g, and in the slag of natural pond, nutritional labeling reaches 5.4%～5.8%.
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| CN107064455A (en) * | 2017-02-28 | 2017-08-18 | 西北农林科技大学 | A kind of fat power evaluation method in natural pond |
| CN108726821A (en) * | 2017-04-25 | 2018-11-02 | 湖南大学 | A kind of heavy metal sewage sludge innocuity disposal system and method |
| CN110526750A (en) * | 2019-09-27 | 2019-12-03 | 泸州品创科技有限公司 | Utilize the method for fresh wine brewing useless grain production organic fertilizer |
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