CN1478611A - Resources comprehensive treatment technology for organic waste material - Google Patents
Resources comprehensive treatment technology for organic waste material Download PDFInfo
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- CN1478611A CN1478611A CNA031296912A CN03129691A CN1478611A CN 1478611 A CN1478611 A CN 1478611A CN A031296912 A CNA031296912 A CN A031296912A CN 03129691 A CN03129691 A CN 03129691A CN 1478611 A CN1478611 A CN 1478611A
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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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- Processing Of Solid Wastes (AREA)
Abstract
A process for reclaiming the organic waste includes such steps as mixing it with hot water, pulverizing, removing impurities to obtain a suspended substance at 36-37 deg.C, wet-type anaerobic fermenting for 15-20 days to obtain humus and marsh gas, using humus to prepare fertilizer, and using marsh to generate electricity.
Description
Technical field
The invention belongs to environmental technology field, be specifically related to that a kind of organic waste (organic domestic waste, changing food waste, foodstuffs industry tankage, organic property mud and feces of livestock and poultry etc.) is innoxious, minimizing, comprehensive process technology.
Background technology
Organic domestic waste, changing food waste, food-processing industry tankage, organic property mud and and pollutent such as feces of livestock and poultry all have the organic content height, general character such as biodegradable is referred to as biodegradable organic waste.
Handling organic waste with Unareobic fermentation is a kind of effective way that reclaims the organic waste energy, it is a lot of at present both at home and abroad organic waste to be carried out the research that anaerobically fermenting handles, the main method that adopts has wet type anaerobically fermenting, dry-type anaerobic fermentation, according to the technological process branch that ferments two-step fermentation, single-stage fermentation is arranged.These methods generally are that above-mentioned organic waste is handled separately, because influencing the topmost factor of organic matter fermentation is C/N (carbon-nitrogen ratio), the C/N ratio difference of all kinds of organic wastes is bigger, some is higher, some is on the low side, when causing this class organic waste individual curing, palliating degradation degree differs, thereby makes that producing the natural pond rate has than big-difference; Simultaneously in order to reach the needed concentration of fermentation, and make biogas yield stablize and maximization, some organic waste need add a certain amount of water, as changing food waste, dried solid organic matters such as organic domestic waste, other organic wastes then need processed just can reach needed concentration earlier, and as liquid organic wastes such as feces of livestock and poultry etc., some then needs to adjust its C/N ratio.Influence degree of mixing, temperature of particle diameter that another important factor of ferment effect is a material, foreign matter content, suspension etc., in these methods, most of fermentation materials does not pass through effective pre-treatment, particle diameter, foreign matter content, the degree of mixing fails to reach the optimum response state, causes the product natural pond rate of organic materials generally lower.The natural pond slag impurity that fermentation generates is many, and the fertilizer quality of making is difficult to allow the client accept, and easily causes secondary pollution.The fermentation unit level of automation is low, is difficult to form the continuous production ability, so treatment scale is generally less.
Summary of the invention
The comprehensive processing technique that the purpose of this invention is to provide a kind of organic waste, so that can handle organic wastes such as organic domestic waste, changing food waste, food-processing industry tankage, organic property mud and feces of livestock and poultry simultaneously, make organic waste handle and develop to the comprehensive utilization of resources direction by single treatment technology.
The comprehensive processing technology of organic wastes that the present invention proposes is at first got the raw materials ready to organic waste, makes organic waste pulverize, stir, and removes the impurity in the organic waste simultaneously, and reaches suitable reaction temperature, granularity and concentration; Then, adopt the wet type anaerobic fermentation method, the material through getting the raw materials ready is carried out anaerobically fermenting; Biogas to output is used for generating or thermal source is provided, and the vegetable mould that produces is made mixed organic manure or organic biological active fertilizer through prescription, thereby forms the multi-level benign cycle ecosystem that utilizes of biomass.
Technology of the present invention can realize that organic waste focuses on transformation by the processing of small-scale workshop to batch production, mass-producing, makes the resource utilization height of organic waste, and cost of investment is low, simultaneously non-secondary pollution.
The organic waste integrated conduct method that the present invention proposes, the device that relates to comprise that pretreating device, fermentation reaction device, biogas utilization system, dehydration equipment and the fermentation resultant of all kinds of organic waste receiving bins, organic waste utilize system.Process flow sheet of the present invention is referring to accompanying drawing 1.
Technological process of the present invention is specific as follows:
(1) classification receives, organic waste (comprise organic domestic waste, changing food waste, food-processing industry tankage, organic property mud with feces of livestock and poultry etc.) is placed on different accepting in the cabin respectively by property of raw material, the changing food waste solid waste similar to characteristics such as food-processing industry tankage is placed on one and accepts the cabin, and the feces of livestock and poultry liquid state organics similar to characteristics such as organic property mud is placed on one and accepts in the cabin;
(2) be mixed, the best C/N (carbon-nitrogen ratio) according to material reaction is transported to all kinds of organic wastes in the stock kettle according to certain proportioning;
(3) get the raw materials ready, stock kettle with the organic waste thorough mixing, pulverize, remove impurity, and be adjusted to the desired temperature of mesophilic digestion (36～37 ℃) by technology hot water;
(4) anaerobically fermenting, get the raw materials ready finish after, by pump suspension being got the raw materials ready pumps into bio-reactor, warm and humid formula anaerobically fermenting in carrying out makes it to produce vegetable mould and biogas with good stability;
(5) composting, base-material with the vegetable mould as fertilizer sources, demand at different edaphic condition and farm crop is prepared burden, mixing, granulation, produce qualified serial mixed organic manure after drying, and perhaps is equipped with certain microbial inoculum and additive and makes organic biological active fertilizer;
(6) biogas utilization, the biogas that anaerobically fermenting produces generates electricity by the marsh gas power generation unit, and by heat reclaiming system waste heat is recycled, to satisfy the energy demand of whole technology.
Advantage of the present invention:
(1) changes organic wastes such as present organic domestic waste, changing food waste, food-processing industry tankage, organic property mud and feces of livestock and poultry and be difficult to the present situation effectively handled, it is carried out the comprehensive treating process of innoxious to greatest extent, minimizing, resource utilization;
(2) waste of organic matter is adopted the processing of wet type anaerobically fermenting, produce compoiste fertilizer or organic biological active fertilizer, and the biogas that utilizes fermentation to produce supplies the energy consumption of whole process system;
(3) utilize stock kettle that material is fully stirred, mixes, remove the impurity in the organic waste simultaneously, regulate temperature of charge, granularity and melting concn, the product natural pond rate of material in bio-reactor is improved;
(4) utilize the homothermic bio-reactor carry out in warm and humid formula anaerobically fermenting, the biogas that will part fermentation be produced by gas compressor is pressed in the bio-reactor to form bubble motion again, reaches the purpose of gas stirring;
(5) bottommost of bio-reactor is the residue place of deposition, can extract out automatically when reaching a certain amount of, and the superiors are provided with the floating matter removal device, further with the heavier and lighter Impurity removal of not clearing up away in the pre-treatment;
(6) the natural pond slag of anaerobically fermenting generation has improved value-added content of product through processing mixed organic manure or organic biological active fertilizer;
(7) biogas of anaerobically fermenting generation generates electricity by the marsh gas power generation unit, consumes with the energy that whole technology is provided, and forms a self-centered circulation;
(8) effluent cycle is used and handled the back qualified discharge, and is noise control, off gas treatment is up to standard, non-secondary pollution.
Embodiment
Organic domestic waste, changing food waste, food-processing industry tankage, organic property mud be delivered in the stock kettle by accepting the worm conveyor that the cabin is connected with feces of livestock and poultry with it, mix with technology hot water, to produce the suspended material of 36～37 ℃ of solid matter contents 15～16%, temperature.The function of stock kettle mainly is with the organic waste thorough mixing, pulverizes, removes impurity and attemperation, granularity and concentration, satisfies the requirement to mesophilic digestion.Pulverize with mixing by an agitator that is fixed on tank deck and finish, the speed of rotation of agitator is controlled by AC converter, and the latter can guarantee that abundant stirring again can conserve energy.
Light impurities (for example: wood, plastic film, cork etc.) floats on the surface, and is removed by dregs scraper, after dehydration, sends in the dump bin.Heavy impurity (for example: stone, glass, metallic particles etc.) is because centrifugal action is discharged from the discharge port that keeps to the side in the stock kettle bottom, and the screen plate of getting the raw materials ready by the stock kettle bottom that suspends is sent into bio-reactor.The aperture of screen plate is 10mm.
Get the raw materials ready and carry out in closed container, this technique unit is the batch processed unit.Get the raw materials ready finish after, by pump suspended material is pumped into bio-reactor.All these processes are all finished by automatic operation system control.
The organism anaerobically fermenting is that bioprocesses carries out in bio-reactor, the motion that material in the bio-reactor stirs by gas bubbles realizes, bubble motion is to be pressed in the bio-reactor again and to be formed by will the ferment biogas of generation of gas compressor.
Opening for feed is positioned at the top of the outlet that is pressed into gas, is located at the middle and lower part of reactor, and material is once entering by gas blow mixing rapid and other mixing of materials.The bottommost of bio-reactor is the residue place of deposition, can extract out automatically when reaching a certain amount of, and the superiors are provided with the floating matter removal device, further with the heavier and lighter Impurity removal of not clearing up away in the melting process.The material outlet that ferments is located at the bottom near bio-reactor, but is in the top of residue place of deposition, and the good material that becomes thoroughly decomposed is discharged by this outlet.Methane outlet is on the top of bio-reactor, and a part of biogas circulation is used for the stirring of material in the bio-reactor, most collecting methane generatings.The material that newly prepares is sent constantly into bio-reactor, and the organism of fermentation maturity is then constantly discharged, and can guarantee the continuity of work.
Bio-reactor is not provided with heating system, constant temperature is guaranteed by three conditions: the one, by the thermal insulation layer insulation of bio-reactor, the 2nd, constantly increase and regulate material temperature in the bio-reactor, the 3rd, the heat that microbial activities in the biological process produced with the new material of hot water blended.Simultaneously by automatically and the mode that manually combines control various processing parameters.
Bio-reactor adopts parallel operation, and when load reached 6.4kgVS/ reactor-m/ days design volume, material is 15～20 days residence time in reactor, and whole technological process is not subjected to the influence of climatope, has high operation stability.
The organism that becomes thoroughly decomposed (water content 〉=85%) forms solid-state vegetable mould from bio-reactor output through dehydration, as the base-material of producing fertilizer.The solids content of digestion mud is about 9%.Mud dewaters in water extracter.
The waste water that dehydration produces partly returns technical process, and all the other waste water enter Waste Water Treatment.The disinfectant heat is from the using waste heat from tail gas of marsh gas power generation.
Vegetable mould as the fertile main raw material of prescription, according to the demand of Soil structure situation and farm crop, is added an amount of nitrogen, phosphorus, potassium and trace element, make mixed organic manure; Perhaps add specific bacteria agent and additive, make organic biological active fertilizer.
Vegetable mould at first Tumblies Dry, and the vegetable mould after the oven dry is through forcing to wear into fine powder with the high pressure overhang roll after the cooling, and fine powder is carried and adopted gas delivery, avoids dust from flying.According to situation differences such as Soil structure, farm crop kinds, fertilizer is filled a prescription, prescription adopts computer-controlled gravity system feed, behind the broken crusher machine of chain, evenly stir, be transported to granulating system then and carry out granulation, make mixed organic manure, finished product is packed with automatic packing machine, the automatic stacking machine piling is transported to the finished product storehouse with shovel loader and stores.
The fertile manufacture craft of organic biological active is independently cultivated each bacterial classification earlier, is mixed and made into complex micro organism fungicide then, and composite fungus agent is sneaked in the vegetable mould, becomes organic biological active fertilizer through batch mixing, granulation, after packed, sells.
The biogas that anaerobically fermenting produces is because most of water vapor is by condensation separation, so biogas is applicable in gas motor or burner internal combustion.Be the fluctuation in the balance biogas production, the biogas that produces is stored in the gas reservoir, generate electricity by the marsh gas power generation unit, and waste heat is recycled, to satisfy the energy demand of whole technology by heat reclaiming system.
For guaranteeing continuous operation, material had been heated to technological temperature before sending into bio-reactor.Heating is to carry out in stock kettle, and charging is simply mixed with hot water, and hot water is from thin pulp dewatering system and additional fresh water.
The part waste water that water extracter produced (about 51%) Sewage treatment systems is back to the process water system after handling.
The technology water temperature is necessary for 50～70 ℃, decides according to season.Wastewater temperature is about 30 ℃, and the waste heat of generator can be used as and add hot media.
Claims (6)
1, a kind of reclaiming organic waste comprehensive processing technique, it is characterized in that at first organic waste being got the raw materials ready, make organic waste pulverize, stir, remove the impurity in the organic waste simultaneously, and reach suitable in warm and humid formula anaerobic reaction temperature, granularity and concentration; Then, adopt anaerobic fermentation method, warm and humid formula anaerobically fermenting during the material through getting the raw materials ready is carried out; Biogas to output is used for generating or thermal source is provided, and the vegetable mould that produces is made mixed organic fertilizer or organic biological active fertilizer through prescription, thereby forms the multi-level benign cycle ecosystem that utilizes of biomass.
2, comprehensive processing technique according to claim 1 is characterized in that concrete steps are as follows:
(1) classification receives, organic waste is placed on different accepting in the cabin respectively by property of raw material, the changing food waste solid waste similar to characteristics such as food-processing industry tankage is placed on one and accepts the cabin, and the feces of livestock and poultry liquid state organics similar to characteristics such as organic property mud is placed on one and accepts in the cabin;
(2) be mixed,, all kinds of organic wastes be transported in the stock kettle according to certain proportioning according to the optimum carbon nitrogen ratio of material reaction;
(3) get the raw materials ready, stock kettle with the organic waste thorough mixing, pulverize, remove impurity, and be adjusted to the desired temperature of mesophilic digestion (36～37 ℃) by technology hot water;
(4) anaerobically fermenting, get the raw materials ready finish after, by pump suspended material is pumped into bio-reactor, warm and humid formula anaerobically fermenting in carrying out makes it to produce vegetable mould and biogas with good stability;
(5) composting, base-material with the vegetable mould as fertilizer sources, requirement at different edaphic condition and farm crop is prepared burden, mixing, granulation, produce qualified serial mixed organic manure after drying, and perhaps is equipped with certain bacterium base and additive and makes organic biological active fertilizer;
(6) biogas utilization, the biogas that anaerobically fermenting produces generates electricity by the marsh gas power generation unit, and by heat reclaiming system waste heat is recycled, to satisfy the energy demand of whole technology.
3, comprehensive processing technique according to claim 2 is characterized in that organic waste mixing, pulverizing and finished by an agitator that is fixed on tank deck in stock kettle, and the placement speed of agitator is controlled by AC converter.
4, comprehensive processing technique according to claim 2 is characterized in that realizing by the motion of gas bubbles the stirring of material in the bio-reactor, and bubble motion is to be pressed in the bio-reactor again and to be formed by will the ferment biogas that produces of gas compressor.
5, comprehensive processing technique according to claim 2, the constant temperature that it is characterized in that bio-reactor is guaranteed by following factor: the one, by the thermal insulation layer insulation of reactor, the 2nd, constantly increase and come material temperature in the conditioned reaction device, the 3rd, the heat that microbial activities in the biological process produced with the new material of hot water blended.
6, comprehensive processing technique according to claim 2 is characterized in that the vegetable mould to producing, and according to the demand of Soil structure situation and farm crop, adds an amount of nitrogen, phosphorus, potassium and trace element, makes mixed organic manure; Perhaps add particular organisms microbial inoculum and nutritive ingredient, make organic biological active fertilizer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB031296912A CN1290631C (en) | 2003-07-03 | 2003-07-03 | Resources comprehensive treatment technology for organic waste material |
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| Application Number | Priority Date | Filing Date | Title |
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| CNB031296912A CN1290631C (en) | 2003-07-03 | 2003-07-03 | Resources comprehensive treatment technology for organic waste material |
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| CN1478611A true CN1478611A (en) | 2004-03-03 |
| CN1290631C CN1290631C (en) | 2006-12-20 |
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| CNB031296912A Expired - Fee Related CN1290631C (en) | 2003-07-03 | 2003-07-03 | Resources comprehensive treatment technology for organic waste material |
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Cited By (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100376335C (en) * | 2005-09-19 | 2008-03-26 | 江南大学 | Marsh gas production technology using kitchen residue, straw, stock and fowl dejecta and active mud as material |
| CN100378039C (en) * | 2004-10-21 | 2008-04-02 | 上海神工环保股份有限公司 | Anaerobic fermentation technology in storehouse for organic garbage and equipment |
| CN101920257A (en) * | 2010-06-29 | 2010-12-22 | 卞为国 | Multifunctional device for treating and converting pollutants into energy resource |
| CN101972770A (en) * | 2010-09-03 | 2011-02-16 | 上海数字智能化系统工程有限公司 | Integrated garbage treatment method and system |
| CN1868934B (en) * | 2006-03-20 | 2011-06-01 | 左秀锦 | Skid-mounted combined high temperature constant temperature methane comprehensive utilization system |
| CN101337838B (en) * | 2008-08-11 | 2012-02-22 | 鄂尔多斯市东胜区传祥垃圾处理有限责任公司 | Combined anaerobic fermentation process for organic solid wastes |
| CN102424613A (en) * | 2011-07-30 | 2012-04-25 | 华电电力科学研究院 | Comprehensive system and method for cooperative utilization of agricultural wastes |
| CN102557358A (en) * | 2012-02-28 | 2012-07-11 | 崔勇 | Domestic sewage and garbage distributed treatment equipment and process |
| CN102921711A (en) * | 2012-07-17 | 2013-02-13 | 上海锦泰新能源环保科技有限公司 | Organic solid waste regeneration resource treatment method and apparatus system thereof |
| CN102976580A (en) * | 2011-09-06 | 2013-03-20 | 赵峰 | Process method for constant convergence consumption treatment of sludge |
| CN102996232A (en) * | 2012-10-09 | 2013-03-27 | 贵州泰然环境科技有限责任公司 | Marsh gas power generation method |
| WO2013051003A1 (en) * | 2011-10-07 | 2013-04-11 | Transcarb Energy Private Limited | A self-sustainable integrated solid and liquid waste management, treatment, and energy generation system and method |
| CN103553726A (en) * | 2013-11-06 | 2014-02-05 | 中创宏远（北京）环保科技有限公司 | Method for preparing liquid organic fertilizer from kitchen waste |
| CN103691731A (en) * | 2013-12-26 | 2014-04-02 | 北京中科通用能源环保有限责任公司 | Kitchen waste disposal system |
| CN105063094A (en) * | 2015-09-02 | 2015-11-18 | 淮阴师范学院 | Method for preparing biogas through activated carbon, kitchen garbage and faeces |
| CN108126972A (en) * | 2018-01-07 | 2018-06-08 | 杭州富阳伟文环保科技有限公司 | A kind of integrated processing equipment for pulverizing of kitchen garbage |
| CN109266689A (en) * | 2018-08-27 | 2019-01-25 | 山东宝力生物质能源股份有限公司 | A kind of method of biomass marsh gas power generation and UTILIZATION OF VESIDUAL HEAT IN |
| CN110560450A (en) * | 2019-08-12 | 2019-12-13 | 中国环境保护集团有限公司 | method for efficiently and synergistically utilizing multiple perishable wastes in small-scale county areas as resources |
| CN112792088A (en) * | 2020-11-02 | 2021-05-14 | 深圳市朗坤环境集团股份有限公司 | Comprehensive utilization method of biomass in ecological environment park |
-
2003
- 2003-07-03 CN CNB031296912A patent/CN1290631C/en not_active Expired - Fee Related
Cited By (23)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100378039C (en) * | 2004-10-21 | 2008-04-02 | 上海神工环保股份有限公司 | Anaerobic fermentation technology in storehouse for organic garbage and equipment |
| CN100376335C (en) * | 2005-09-19 | 2008-03-26 | 江南大学 | Marsh gas production technology using kitchen residue, straw, stock and fowl dejecta and active mud as material |
| CN1868934B (en) * | 2006-03-20 | 2011-06-01 | 左秀锦 | Skid-mounted combined high temperature constant temperature methane comprehensive utilization system |
| CN101337838B (en) * | 2008-08-11 | 2012-02-22 | 鄂尔多斯市东胜区传祥垃圾处理有限责任公司 | Combined anaerobic fermentation process for organic solid wastes |
| CN101920257A (en) * | 2010-06-29 | 2010-12-22 | 卞为国 | Multifunctional device for treating and converting pollutants into energy resource |
| CN101972770A (en) * | 2010-09-03 | 2011-02-16 | 上海数字智能化系统工程有限公司 | Integrated garbage treatment method and system |
| CN102424613A (en) * | 2011-07-30 | 2012-04-25 | 华电电力科学研究院 | Comprehensive system and method for cooperative utilization of agricultural wastes |
| CN102976580A (en) * | 2011-09-06 | 2013-03-20 | 赵峰 | Process method for constant convergence consumption treatment of sludge |
| WO2013051003A1 (en) * | 2011-10-07 | 2013-04-11 | Transcarb Energy Private Limited | A self-sustainable integrated solid and liquid waste management, treatment, and energy generation system and method |
| CN102557358A (en) * | 2012-02-28 | 2012-07-11 | 崔勇 | Domestic sewage and garbage distributed treatment equipment and process |
| CN102921711B (en) * | 2012-07-17 | 2015-06-17 | 上海环垦生态科技有限公司 | Organic solid waste regeneration resource treatment method and apparatus system thereof |
| CN102921711A (en) * | 2012-07-17 | 2013-02-13 | 上海锦泰新能源环保科技有限公司 | Organic solid waste regeneration resource treatment method and apparatus system thereof |
| CN102996232A (en) * | 2012-10-09 | 2013-03-27 | 贵州泰然环境科技有限责任公司 | Marsh gas power generation method |
| CN103553726A (en) * | 2013-11-06 | 2014-02-05 | 中创宏远（北京）环保科技有限公司 | Method for preparing liquid organic fertilizer from kitchen waste |
| CN103553726B (en) * | 2013-11-06 | 2016-01-06 | 中创宏远（北京）环保科技有限公司 | Changing food waste prepares the method for liquid state organic fertilizer |
| CN103691731A (en) * | 2013-12-26 | 2014-04-02 | 北京中科通用能源环保有限责任公司 | Kitchen waste disposal system |
| CN105063094A (en) * | 2015-09-02 | 2015-11-18 | 淮阴师范学院 | Method for preparing biogas through activated carbon, kitchen garbage and faeces |
| CN108126972A (en) * | 2018-01-07 | 2018-06-08 | 杭州富阳伟文环保科技有限公司 | A kind of integrated processing equipment for pulverizing of kitchen garbage |
| CN108126972B (en) * | 2018-01-07 | 2020-11-24 | 杭州富阳伟文环保科技有限公司 | Integrated crushing treatment device for kitchen waste |
| CN109266689A (en) * | 2018-08-27 | 2019-01-25 | 山东宝力生物质能源股份有限公司 | A kind of method of biomass marsh gas power generation and UTILIZATION OF VESIDUAL HEAT IN |
| CN110560450A (en) * | 2019-08-12 | 2019-12-13 | 中国环境保护集团有限公司 | method for efficiently and synergistically utilizing multiple perishable wastes in small-scale county areas as resources |
| CN112792088A (en) * | 2020-11-02 | 2021-05-14 | 深圳市朗坤环境集团股份有限公司 | Comprehensive utilization method of biomass in ecological environment park |
| CN112792088B (en) * | 2020-11-02 | 2023-08-08 | 深圳市朗坤环境集团股份有限公司 | Comprehensive utilization method of biomass in ecological environment garden |
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| Publication number | Publication date |
|---|---|
| CN1290631C (en) | 2006-12-20 |
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