CN103088072B - Method for automatic treatment of organic household garbage - Google Patents
Method for automatic treatment of organic household garbage Download PDFInfo
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- CN103088072B CN103088072B CN201310038205.4A CN201310038205A CN103088072B CN 103088072 B CN103088072 B CN 103088072B CN 201310038205 A CN201310038205 A CN 201310038205A CN 103088072 B CN103088072 B CN 103088072B
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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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
- Y02P20/129—Energy recovery, e.g. by cogeneration, H2recovery or pressure recovery turbines
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Abstract
The invention relates to a method for treatment of household garbage in a residential area, and in particular relates to a method for the automatic treatment of organic household garbage. The method comprises the following steps: A. crushing: separating and recycling the organic garbage from the household garbage, crushing the separated organic garbage by using a crusher and adding a fermentation aid into the organic garbage to be mixed; and B. fermenting: conveying the mixed organic garbage and excrement drained from a closestool into a marsh gas pond by using a drain pipe so as to be fermented, and conveying the marsh gas obtained by fermenting into a marsh gas generating set to perform power generating. According to the method, the excrement, food residues from kitchens and other organic household garbage in the residential area are treated automatically and are converted into energy sources for the power supply of the residential area of people, so that the municipal construction investment of a city is saved and the environmental pollution is reduced. In addition, a new energy and a comprehensive utilization way are added.
Description
Technical field
The present invention relates to the treatment process of a kind of residential quarter household garbage, be specifically related to a kind of automatization and process the method for family's organic waste.
Background technology
Along with the high speed development of Chinese national economy, the propelling of the process of Chinese Urbanization is accelerated, highdensity residential community is more and more, various Highrise buildings houses are as emerged rapidly in large numbersBamboo shoots after a spring rain, every day is discharged a large amount of movements and various domestic refuse in this class residential community, these movements, rubbish have not only increased the weight of the investment load of urban municipal construction, have also caused huge environmental stress simultaneously; On the other hand, because impelling people's living standard, Economic development improves constantly, various living electric apparatus are widely used in a large number as equipment such as conditioner, water-heater, refrigerator, washing machine, fan, televisor, computer, sound equipments, thereby residential community also continues to increase the demand of power supply, the contradiction of power supply also becomes increasingly conspicuous.Add up according to related data: the house energy consumption of China except heating comprises illumination, cooking, domestic hot-water, household electrical appliances, air-conditioning etc., amount to electricity consumption total amount and account for 10 parts of the annual delivery of China, and northern cities and towns heating energy consumption accounts for 60 parts of whole nation building total energy consumption.Visible, China's residential community energy-output ratio is very large.
Summary of the invention
In order to overcome the shortcoming and defect existing in prior art, the object of the present invention is to provide a kind of automatization to process residential community movement, kitchen vegetable slag and other organic domestic waste, and change into the method for the energy to residential community power supply, to reduce the cost of investment of urban municipal construction, reduce environmental pollution, increase power supply.
Object of the present invention is achieved through the following technical solutions: the method for family's organic waste is processed in a kind of automatization, comprises the steps:
A, pulverizing: the organic waste in sorting, recovery household garbage, the organic waste after sorting is pulverized with pulverizer, add fermentation assistant to mix;
B, fermentation: the movement of mixed organic waste and toilet is transported to methane-generating pit through drainage pipeline and ferments, the biogas that fermentation produces is transported to Biogas Generator Set through air line and generates electricity.
Further, described step B is specially: the movement of mixed organic waste and toilet is transported to methane-generating pit through drainage pipeline and ferments, the biogas that fermentation produces is transported to the capable generating of Biogas Generator Set through air line; Meanwhile, the hot water being produced by heating system carries out heat exchange by the bottom of water circulation system and methane-generating pit, makes the temperature-stable of fermentation biogas liquid in methane-generating pit in the temperature range of suitable anaerobically fermenting.
Water circulation system is made up of heat insulating board, hot-water circulation pipe and recycle pump, hot-water circulation pipe is arranged at methane-generating pit bottom, heat insulating board is arranged at hot-water circulation pipe bottom, one end of recycle pump is connected with the output terminal of heating system, the other end of recycle pump is connected with hot-water circulation pipe, between methane-generating pit and Biogas Generator Set, is connected with air line; Hot-water circulation pipe all does insulation and processes, and the hot water flow that heating system produces, through the hot-water circulation pipe of methane-generating pit bottom, is carried out heat exchange with methane-generating pit, makes the temperature-stable of fermentation biogas liquid in methane-generating pit in the temperature range of suitable anaerobically fermenting.
Methane-generating pit inside is equiped with temperature sensor, for regulating and controlling the temperature of fermentation biogas liquid, to guarantee that the range of temperature of fermentation biogas liquid maintains in 2 DEG C.
Further, in described steps A, the smashing fineness of pulverizer is 2～20 orders.
Further, in described steps A, the weight ratio of organic waste and fermentation assistant is 100:0.1～0.3.
Further, in described steps A, fermentation assistant is by the composition of the microorganism of following weight part:
30～40 parts of methanogens
15～25 parts of subtilises
15～25 parts of thermophilic actinomycetes
5～15 parts, flavus
5～15 parts, yeast
1～10 part of acetic bacteria.
Methanogen can, under the synergies such as hydrolysis bacterium and acid-producing bacteria, make organism methanation, produces methane; Self can synthesize the enzymes such as α-amylase, proteolytic enzyme, lipase, cellulase subtilis thalline, can decompose and utilize protein, fat, multiple sugar and starch; Thermophilic actinomycete can utilize different carbohydrate, comprises that sugar, starch, organic acid, Mierocrystalline cellulose and hemicellulose etc. are as the energy; Flavus can produce amylase, proteolytic enzyme and phosphodiesterase, and energy starch-splitting and protein are small molecules carbohydrate and amino acid; Yeast is lacking when oxygen, can be by carbohydrate being transformed into carbonic acid gas and ethanol obtains energy; Acetic bacteria, the in the situation that of the abundance of sugared source, can directly become glucose into acetic acid, the in the situation that of oxygen abundance, alcohol oxidation can be become to acetic acid; The composite use of methanogen, subtilis, thermophilic actinomycete, flavus, yeast and acetic bacteria, can accelerate the fermentation that heats up, and significantly improves aerogenesis speed and the factor of created gase of methane-generating pit.
Further, in described steps A, fermentation assistant is by the composition of the microorganism of following weight part:
32～38 parts of methanogens
17～23 parts of subtilises
17～23 parts of thermophilic actinomycetes
7～13 parts, flavus
7～13 parts, yeast
2～8 parts of acetic bacterias.
Further, in described steps A, fermentation assistant is by the composition of the microorganism of following weight part:
35 parts of methanogens
20 parts of subtilises
20 parts of thermophilic actinomycetes
10 parts, flavus
10 parts, yeast
5 parts of acetic bacterias.
Further, described heating system is air energy heat pump system, solar energy heat pump system or pot-type boiler.
Heating system can also be earth-source hot-pump system or other heating systems, air energy heat pump system have the safety, cost of use low, can entire-year water supply, environmental protection and the advantage such as durable in use; That solar energy heat pump system has is inexhaustible, cheap, safe, without advantages such as transport and cleanliness without any pollution; Pot-type boiler have use safe, comfortable, cost is low, environmental protection and the permanent advantage such as durable; The advantages such as that earth-source hot-pump system has is energy-efficient, reliable and stable, maintenance cost is low, long service life and saving space.
The temperature of the hot water that further, described heating system produces is 55～65 DEG C.
When temperature is 55～65 DEG C, methanobacteria is in relative active state, because the activity of anaerobion is strong not, the heat discharging is very little, so, when envrionment temperature is higher or lower than this optimum temperature range, and the temperature of charging is during higher or lower than this temperature range, in order to maintain the stable of anaerobically fermenting temperature, must add from the external world certain energy (heating or cooling), heating system can provide the methanobacteria required energy that ferments.
What further, described water circulation system was used is the rainwater reclaiming.
Rainwater is a kind of natural resources of preciousness, can collect rainwater also by the resident family in residential building is utilized at roof, can save a large amount of Freshwater resources.
Beneficial effect of the present invention is: the present invention is combined with the drainage pipeline of toilet by pulverizer, movement, kitchen vegetable slag and other organic domestic waste directly can be sent into methane-generating pit, the marsh gas power generation that utilizes methane-generating pit to produce; The present invention carries out automatization processing to residential community movement, kitchen vegetable slag and other organic domestic waste, and change into the energy and power to residential community, both save urban municipal construction investment, reduced again environmental pollution, increased again the new energy and comprehensive utilization channel simultaneously.
embodiment:
For the ease of those skilled in the art's understanding, below in conjunction with embodiment, the present invention is further illustrated, and the content that embodiment is mentioned not is limitation of the invention.
Embodiment 1
A method for family's organic waste is processed in automatization, comprises the steps:
A, pulverizing: the organic waste in sorting, recovery household garbage, the organic waste after sorting is pulverized with pulverizer, add fermentation assistant to mix; Wherein, the smashing fineness of described pulverizer is 2 orders; The weight ratio of described organic waste and fermentation assistant is 100:0.1; Described fermentation assistant is by the composition of the microorganism of following weight part: 30 parts of methanogens, 15 parts of subtilises, 15 parts of thermophilic actinomycetes, 5 parts, flavus, 5 parts, yeast, 1 part of acetic bacteria;
B, fermentation: the movement of mixed organic waste and toilet is transported to methane-generating pit through drainage pipeline and ferments, the biogas that fermentation produces is transported to Biogas Generator Set through air line and generates electricity.
Embodiment 2
A method for family's organic waste is processed in automatization, comprises the steps:
A, pulverizing: the organic waste in sorting, recovery household garbage, the organic waste after sorting is pulverized with pulverizer, add fermentation assistant to mix; Wherein, the smashing fineness of described pulverizer is 6 orders; The weight ratio of described organic waste and fermentation assistant is 100:0.15; Described fermentation assistant is by the composition of the microorganism of following weight part: 32 parts of methanogens, 17 parts of subtilises, 17 parts of thermophilic actinomycetes, 7 parts, flavus, 7 parts, yeast, 2 parts of acetic bacterias;
B, fermentation: the movement of mixed organic waste and toilet is transported to methane-generating pit through drainage pipeline and ferments, the biogas that fermentation produces is transported to Biogas Generator Set through air line and generates electricity; Meanwhile, the hot water being produced by heating system carries out heat exchange by the bottom of water circulation system and methane-generating pit, makes the temperature-stable of fermentation biogas liquid in methane-generating pit in the temperature range of suitable anaerobically fermenting; Wherein, described heating system is solar energy heat pump system; The temperature of the hot water that described heating system produces is 55 DEG C; What described water circulation system was used is the rainwater reclaiming.
Embodiment 3
A method for family's organic waste is processed in automatization, comprises the steps:
A, pulverizing: the organic waste in sorting, recovery household garbage, the organic waste after sorting is pulverized with pulverizer, add fermentation assistant to mix; Wherein, the smashing fineness of described pulverizer is 10 orders; The weight ratio of described organic waste and fermentation assistant is 100:0.2; Described fermentation assistant is by the composition of the microorganism of following weight part: 35 parts of methanogens, 20 parts of subtilises, 20 parts of thermophilic actinomycetes, 10 parts, flavus, 10 parts, yeast, 5 parts of acetic bacterias;
B, fermentation: the movement of mixed organic waste and toilet is transported to methane-generating pit through drainage pipeline and ferments, the biogas that fermentation produces is transported to Biogas Generator Set through air line and generates electricity.
Embodiment 4
A method for family's organic waste is processed in automatization, comprises the steps:
A, pulverizing: the organic waste in sorting, recovery household garbage, the organic waste after sorting is pulverized with pulverizer, add fermentation assistant to mix; Wherein, the smashing fineness of described pulverizer is 14 orders; The weight ratio of described organic waste and fermentation assistant is 100:0.2; Described fermentation assistant is by the composition of the microorganism of following weight part: 35 parts of methanogens, 20 parts of subtilises, 20 parts of thermophilic actinomycetes, 10 parts, flavus, 10 parts, yeast, 5 parts of acetic bacterias;
B, fermentation: the movement of mixed organic waste and toilet is transported to methane-generating pit through drainage pipeline and ferments, the biogas that fermentation produces is transported to Biogas Generator Set through air line and generates electricity; Meanwhile, the hot water being produced by heating system carries out heat exchange by the bottom of water circulation system and methane-generating pit, makes the temperature-stable of fermentation biogas liquid in methane-generating pit in the temperature range of suitable anaerobically fermenting; Wherein, described heating system is air energy heat pump system; The temperature of the hot water that described heating system produces is 60 DEG C; What described water circulation system was used is the rainwater reclaiming.
Embodiment 5
A method for family's organic waste is processed in automatization, comprises the steps:
A, pulverizing: the organic waste in sorting, recovery household garbage, the organic waste after sorting is pulverized with pulverizer, add fermentation assistant to mix; Wherein, the smashing fineness of described pulverizer is 18 orders; The weight ratio of described organic waste and fermentation assistant is 100:0.25; Described fermentation assistant is by the composition of the microorganism of following weight part: 38 parts of methanogens, 23 parts of subtilises, 23 parts of thermophilic actinomycetes, 13 parts, flavus, 13 parts, yeast, 8 parts of acetic bacterias;
B, fermentation: the movement of mixed organic waste and toilet is transported to methane-generating pit through drainage pipeline and ferments, the biogas that fermentation produces is transported to Biogas Generator Set through air line and generates electricity.
Embodiment 6
A method for family's organic waste is processed in automatization, comprises the steps:
A, pulverizing: the organic waste in sorting, recovery household garbage, the organic waste after sorting is pulverized with pulverizer, add fermentation assistant to mix; Wherein, the smashing fineness of described pulverizer is 20 orders; The weight ratio of described organic waste and fermentation assistant is 100:0.3; Described fermentation assistant is by the composition of the microorganism of following weight part: 40 parts of methanogens, 25 parts of subtilises, 25 parts of thermophilic actinomycetes, 15 parts, flavus, 15 parts, yeast, 10 parts of acetic bacterias;
B, fermentation: the movement of mixed organic waste and toilet is transported to methane-generating pit through drainage pipeline and ferments, the biogas that fermentation produces is transported to Biogas Generator Set through air line and generates electricity; Meanwhile, the hot water being produced by heating system carries out heat exchange by the bottom of water circulation system and methane-generating pit, makes the temperature-stable of fermentation biogas liquid in methane-generating pit in the temperature range of suitable anaerobically fermenting; Wherein, described heating system is pot-type boiler; The temperature of the hot water that described heating system produces is 65 DEG C; What described water circulation system was used is the rainwater reclaiming.
Above-described embodiment is preferably implementation of the present invention, and in addition, the present invention can also realize by alternate manner, and any apparent replacement is all within protection scope of the present invention without departing from the inventive concept of the premise.
Claims (7)
1. a method for family's organic waste is processed in automatization, it is characterized in that: comprise the steps:
A, pulverizing: the organic waste in sorting, recovery household garbage, the organic waste after sorting is pulverized with pulverizer, add fermentation assistant to mix;
In described steps A, the smashing fineness of pulverizer is 2～20 orders;
In described steps A, the weight ratio of organic waste and fermentation assistant is 100:0.1～0.3;
In described steps A, fermentation assistant is by the composition of the microorganism of following weight part:
30～40 parts of methanogens
15～25 parts of subtilises
15～25 parts of thermophilic actinomycetes
5～15 parts, flavus
5～15 parts, yeast
1～10 part of acetic bacteria;
B, fermentation: the movement of mixed organic waste and toilet is transported to methane-generating pit through drainage pipeline and ferments, the biogas that fermentation produces is transported to Biogas Generator Set through air line and generates electricity.
2. the method for family's organic waste is processed in a kind of automatization according to claim 1, it is characterized in that: described step B is specially: the movement of mixed organic waste and toilet is transported to methane-generating pit through drainage pipeline and ferments, the biogas that fermentation produces is transported to the capable generating of Biogas Generator Set through air line; Meanwhile, the hot water being produced by heating system carries out heat exchange by the bottom of water circulation system and methane-generating pit, makes the temperature-stable of fermentation biogas liquid in methane-generating pit in the temperature range of suitable anaerobically fermenting.
3. the method for family's organic waste is processed in a kind of automatization according to claim 1, it is characterized in that: in described steps A, fermentation assistant is by the composition of the microorganism of following weight part:
32～38 parts of methanogens
17～23 parts of subtilises
17～23 parts of thermophilic actinomycetes
7～13 parts, flavus
7～13 parts, yeast
2～8 parts of acetic bacterias.
4. the method for family's organic waste is processed in a kind of automatization according to claim 1, it is characterized in that: in described steps A, fermentation assistant is by the composition of the microorganism of following weight part:
35 parts of methanogens
20 parts of subtilises
20 parts of thermophilic actinomycetes
10 parts, flavus
10 parts, yeast
5 parts of acetic bacterias.
5. the method for family's organic waste is processed in a kind of automatization according to claim 2, it is characterized in that: described heating system is air energy heat pump system, solar energy heat pump system or pot-type boiler.
6. the method for family's organic waste is processed in a kind of automatization according to claim 2, it is characterized in that: the temperature of the hot water that described heating system produces is 55～65 DEG C.
7. the method for family's organic waste is processed in a kind of automatization according to claim 2, it is characterized in that: what described water circulation system was used is the rainwater reclaiming.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310038205.4A CN103088072B (en) | 2013-01-31 | 2013-01-31 | Method for automatic treatment of organic household garbage |
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| CN201310038205.4A CN103088072B (en) | 2013-01-31 | 2013-01-31 | Method for automatic treatment of organic household garbage |
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| CN103088072A CN103088072A (en) | 2013-05-08 |
| CN103088072B true CN103088072B (en) | 2014-12-03 |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105087411A (en) * | 2014-05-12 | 2015-11-25 | 中国科学院过程工程研究所 | Bacterial complex for high-temperature composting of municipal solid wastes and production method thereof |
| CN107243497A (en) * | 2017-06-16 | 2017-10-13 | 湖北帝朗环保科技有限公司 | A kind of organic waste living area pulp degraded equipment and technological process |
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| CN101746938A (en) * | 2009-12-14 | 2010-06-23 | 湖南省电力勘测设计院 | Residential community excrement and kitchen waste collection and treatment and combined cold heat and power supply method |
| CN201598288U (en) * | 2009-12-25 | 2010-10-06 | 卞为国 | Multi-stage organic household refuse disposal system |
| CN101988076A (en) * | 2009-07-31 | 2011-03-23 | 辽宁北方环境保护有限公司 | Method for producing biogas by garbage union fermentation |
| CN102584362A (en) * | 2012-02-13 | 2012-07-18 | 信息产业电子第十一设计研究院科技工程股份有限公司 | Leavening agent for poultry excrement |
| CN102586145A (en) * | 2012-02-13 | 2012-07-18 | 信息产业电子第十一设计研究院科技工程股份有限公司 | Garbage fermentation agent |
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2013
- 2013-01-31 CN CN201310038205.4A patent/CN103088072B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101988076A (en) * | 2009-07-31 | 2011-03-23 | 辽宁北方环境保护有限公司 | Method for producing biogas by garbage union fermentation |
| CN101746938A (en) * | 2009-12-14 | 2010-06-23 | 湖南省电力勘测设计院 | Residential community excrement and kitchen waste collection and treatment and combined cold heat and power supply method |
| CN201598288U (en) * | 2009-12-25 | 2010-10-06 | 卞为国 | Multi-stage organic household refuse disposal system |
| CN102584362A (en) * | 2012-02-13 | 2012-07-18 | 信息产业电子第十一设计研究院科技工程股份有限公司 | Leavening agent for poultry excrement |
| CN102586145A (en) * | 2012-02-13 | 2012-07-18 | 信息产业电子第十一设计研究院科技工程股份有限公司 | Garbage fermentation agent |
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Address after: Hong Mei Zhen Hong Wu Wo Cun 523000 Guangdong city of Dongguan Province Patentee after: Guangdong spring ecological science and Technology Group Co., Ltd. Address before: 523000 Guangdong city of Dongguan Province Hong Mei Zhen Hong Wu Wo Cun Guangdong Yuansheng ecological environmental protection science and technology limited company Patentee before: GUANGDONG YUANSHENG ECOLOGICAL ENVIRONMENT PROTECTION TECHNOLOGY CO., LTD. |
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