CN102887615A - Preparation method of refuse derived fuel - Google Patents

Preparation method of refuse derived fuel Download PDF

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Publication number
CN102887615A
CN102887615A CN2011102019314A CN201110201931A CN102887615A CN 102887615 A CN102887615 A CN 102887615A CN 2011102019314 A CN2011102019314 A CN 2011102019314A CN 201110201931 A CN201110201931 A CN 201110201931A CN 102887615 A CN102887615 A CN 102887615A
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China
Prior art keywords
mud
preparation
cellulosic
fuel
microbial bacteria
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CN2011102019314A
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Chinese (zh)
Inventor
何嘉哲
林文忠
刘诚胜
刘哲利
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MINGDA BIOTECHNOLOGY CO Ltd
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MINGDA BIOTECHNOLOGY CO Ltd
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E50/00Technologies for the production of fuel of non-fossil origin
    • Y02E50/10Biofuels, e.g. bio-diesel
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E50/00Technologies for the production of fuel of non-fossil origin
    • Y02E50/30Fuel from waste, e.g. synthetic alcohol or diesel
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02WCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W10/00Technologies for wastewater treatment
    • Y02W10/20Sludge processing

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  • Solid Fuels And Fuel-Associated Substances (AREA)

Abstract

A preparation method of a refuse derived fuel comprises the following steps of: providing fiber sludge, adding a mixed material containing microbial flora, a bulking agent and a microbial fermentation promoter which are mixed according to a predetermined proportion, uniformly mixing, and carrying out fermentation on the uniformly-mixed materials and fiber sludge for a period of time so as to form the solid refuse fuel.

Description

The preparation method of waste derivatived fuel
Technical field
The invention relates to a kind of preparation method of waste derivatived fuel, refer to that especially a kind of is the preparation method that main body prepares the waste derivatived fuel by cellulosic mud is provided.
Background technology
Cellulosic mud is the waste water that produces in the paper-making process such as paper pulp mud, through the mud that produces after precipitation and the processed.And in the past paper pulp mud belongs to the recycling waste project of R class, part clear the dealer with paper pulp mud unprocessed lower as cubic metre of earth, abandon or as the purposes of building embankment, clear expense to collect great number in order to any heap.But because this kind earthwork is not had an anchorage force to ground, so easily cause the engineering danger of caving in.In addition, untreated paper pulp mud when bad tip is put, easily because anaerobically fermenting produces stink and waste water, also pollutes environment easily.
Now to the processing mode of paper pulp mud, mainly in respect of: reclaim heat energy, add compound and make the structure materials such as cement brick (such as TaiWan, China patent disclosure case number: TW201043590), add compound and make pallet (such as TaiWan, China Patent Case number: TW499330), make organic fertilizer (such as TaiWan, China Patent Case number: TW587069, Japanese Laid-Open Patent communique: 2000-072581) etc. with composting mode in the incineration mode.
The problem of at present global energy shortage, promotion utilizes renewable energy source to become the target of develop actively, with regard to cellulosic mud, wherein contains a large amount of cellulosic compositions, be used for acting as a fuel, the processing problem that not only solves waste also can reach the application of the high-level efficiency energy.And at present as an alternative the energy system paper pulp mud is directly dropped into the roasting kiln burning, or paper pulp mud dropped into the processing mode such as roasting kiln after with external energy mode dryings such as microwave or Baking outs.
For above-mentioned paper pulp mud is directly dropped into roasting kiln burning disposal options, present technical disadvantages comprises:
(1) directly drops into boiler combustion and cause easily roasting kiln pipeline booster or converter life reduction, and moisture percentage in sewage sludge is too high, when directly the input roasting kiln is processed, can in combustion processes, produce a large amount of steams, make the roasting kiln pressure load too high, or because long high temperature oxidation reaction causes pipeline corrosion booster, gently then spend huge maintenance cost, heavy then cause the worker to pacify safety problem with the person;
(2) need to add the great amount of fuel oil aid burning, general paper pulp mud is according to the processing power of drying machine, it is water that 70 to 90 percent content is arranged approximately, so when putting into the roasting kiln burning, if be not aided with the great amount of fuel oil aid burning, to make roasting kiln put out stove, outer refueling is Expenses Cost not only, and does not very have an environmental protection concept; And
(3) furnace temperature is descended or cause combustion instability, it is not enough to make steam-electric accreting equipment produce vapor pressure, and effectively drive system operates.
As mentioned above, with after adding the energy mode drying, it is as follows to drop into the present technical disadvantages of roasting kiln with paper pulp mud:
(1) high energy gamma source consumption, no matter use electric power heating, kiln roasting, vacuum dehydrating at lower temperature, drying under reduced pressure, microwave drying or the modes such as stirring drying of rolling, to reduce the water ratio of mud, need all in a large number applying of extra power, not energy-conservation the or cost benefit of tool;
(2) dehumidification system belongs to electromechanical integration equipment, and equipment builds with maintenance cost high;
(3) high running cost, except the additional expense of dehumidification system, other increases the required vehicle power of loading and unloading and uses;
(4) treatment capacity is easily restricted, except belt kiln and belt microwave drier, all belongs to a batch production unit, single treatment restricted volume system not only, and the operation sequence of loading and unloading is also various; And
(5) when the batch processing amount is large, may produce the phenomenon of inhomogeneous drying, carry out drying treatment if apply with extra power, pass the inhomogeneous even situation of uneven drying that do the outside, the inside is wet that causes because matter passes with heat easily, not only affect dry result, the problem that more may cause fuel to use.
Therefore, need at present a kind of low, and mass-produced waste derivatived fuel preparation method of energy consumption, cost that in making processes, can reduce badly.
Summary of the invention
The object of the present invention is to provide a kind of preparation method of waste derivatived fuel, can be with behind the batch mixing that it is suitable that cellulosic mud mixes, by the fermentation of the microbial bacteria in the batch mixing heat energy that provides, can comprise inside from mud integral body and carry out simultaneously drying with the outside, reduce its water content and adjust its combustion value, follow-up being more suitable for of prepared waste derivatived fuel used in roasting kilns such as boiler or incinerators.
For achieving the above object, the preparation method of waste derivatived fuel provided by the invention comprises the following steps:
One cellulosic mud is provided;
Add a batch mixing, this batch mixing comprises that a microbial bacteria, a raising agent and a microbial fermentation promotor are doped in this cellulosic mud and evenly mixing in a predetermined proportion;
Should even mixed batch mixing and this cellulosic mud carry out a fermentation time, to form a solid-state castoff fuel;
Wherein, this predetermined proportion is between 0.002 to 1 weight percent for the ratio that this microbial bacteria is doped in cellulosic mud; The ratio that this raising agent is doped in cellulosic mud is between 1.5 to 35 weight percents; The ratio that this microbial fermentation promotor is doped in cellulosic mud is less than 10 weight percents; And this fermentation time is three days to 30 days.
Described preparation method, wherein, this cellulosic mud is paper pulp mud or contains the wood fibre waste.
Described preparation method, wherein, this microbial bacteria comprises the aerobic microbial bacteria of actinomycetes, streptomycete promise cassette bacterium or its combination.
Described preparation method, wherein, this microbial bacteria is one to contain the liquid form mixt of microbial bacteria, wherein the content of this microbial bacteria is 1 * 10 10More than the CFU/g.
Described preparation method, wherein, this raising agent for comprise wood chip, wooden slag, straw, rice straw, rice husk, rice bran, corn stem, corn stalk, contain vegetable fibre, microbial bacteria can cellulolytic little bits end or its combination.
Described preparation method, wherein, it is organic that this microbial fermentation promotor comprises sucrose, rice bran or carbohydrate.
Described preparation method, wherein, the ratio that this microbial bacteria is doped in cellulosic mud is between 0.005 to 0.2 weight percent.
Described preparation method, wherein, the ratio that this raising agent is doped in cellulosic mud is between 5 to 20 weight percents.
Described preparation method, wherein, the ratio that this microbial fermentation promotor is doped in cellulosic mud is between 0.2 to 0.6 weight percent.
Described preparation method, wherein, this fermentation time is seven days to 20 days.
Described preparation method, wherein, the water ratio of this solid-state castoff fuel is less than 50 percent.
Described preparation method wherein, includes the step of a granulation, and this granulation step is this solid-state castoff fuel to be made the fuel of solid-state bar-shaped or ingot shape.
Described preparation method, wherein, this solid-state castoff fuel is after this granulation step, and its water ratio is below 20 percent.
The disposal that directly drops into roasting kiln compared to traditional undried technique and with cellulosic mud, the problem that is solved with the made waste derivatived fuel of the present invention and the advantage of bringing comprise:
(1) reduces the cellulosic mud of input roasting kiln or the water ratio of fuel, reduce the possibility that board damages or keeps in repair;
(2) reduce or avoid the use of extra auxiliary fuel, reduce the burning cost, have simultaneously environment protecting concurrently;
(3) make the combustion efficacy of roasting kiln stable, to be used in the cogeneration system operation; And
(4) promote the cellulosic mud of input roasting kiln or the combustion value of waste derivatived fuel, effectively to reach the recycling of this type of waste.
In addition compared to cellulosic mud through external energy mode drying after the directly disposal of input roasting kiln, comprise with the made problem that fuel was solved of the present invention and the advantage of bringing:
(1) carries out drying with the heat energy that microbial fermentation was produced, without the demand of external energy use;
(2) heat energy that is produced by the fermentation of microorganism tool can be heated simultaneously by inside and the outside of cellulosic mud integral body, reduces the phenomenon that wets in outer the doing that affected by matter biography or heat biography, makes uniform drying;
(3) the cellulosic mud after being fermented by microbial bacteria, through behind the biological decomposition, can refinement cellulosic mud in fibrous tissue, promote the effect of burning;
(4) batch mixing that is doped in the cellulosic mud can be adjusted the fuel characteristic of making on demand, strengthens simultaneously combustibility and combustion time; And
(5) the cellulosic mud after microbial bacteria fermentation, taste transfers the taste identical with general soil to by original pungent foul smell whether (no matter drying), and is better to the acceptability of execute-in-place and environment.
Description of drawings
Fig. 1 is that the present invention is applied to the schema that the waste derivatived fuel is made with cellulosic mud.
Embodiment
The preparation method of waste derivatived fuel provided by the invention, it need to can not obtain well dried effect by external energy, particularly, make in waste derivatived fuel (the Refuse Derived Fuel) classification, the fuel that is called " the 5th class waste derivatived fuel (RDF-5) ", it is mainly used in solid fuel fired boiler and replaces coal, or can carry out multifuel combustion with coal.
Therefore, the preparation method of waste derivatived fuel according to the present invention, it comprises the following steps:
Cellulosic mud is provided; Add a batch mixing, batch mixing comprises that microbial bacteria, raising agent and microbial fermentation promotor are doped in the cellulosic mud and evenly mixing in predetermined proportion; Even mixed batch mixing and cellulosic mud are carried out one section fermentation time, to form solid-state castoff fuel.
Cellulosic mud of the present invention refers to the mud of the fibre-bearing matter that produces in the general cause waste, goodly can be paper pulp mud or contains wood fibre waste etc.
The batch mixing that mixes among the present invention comprises microbial bacteria, raising agent, and microbial fermentation promotor.
Wherein, acting as of microbial bacteria carrying out providing dry heat energy source in the fermenting procedure fast, and microbial bacteria can comprise aerobic microbial bacteria of actinomycetes, streptomycete promise cassette bacterium or its combination etc.; Or can be chosen as on demand the liquid form mixt that contains microbial bacteria, its content is 1 * 10 10CFU/g above (colony-forming unit, colony-forming unit).The ratio that microorganism is doped in cellulosic mud is between 0.002 to 1 weight percent, preferably, is between 0.005 to 0.2 weight percent.
Moreover the effect of raising agent is: (1) increases the ventilation property of cellulosic mud inside; (2) as the fermentation nutrient of microbial bacteria; And (3) in whipping procedure, can be effectively with cellulosic mud by megalump clay form, change to the fluffy structure of little agglomerate refinement.Raising agent can be comprise wood chip, wooden slag, straw, rice straw, rice husk, rice bran, corn stem, corn stalk, contain vegetable fibre, microbial bacteria can cellulolytic little bits end or its combination etc.The ratio that raising agent is doped in paper pulp mud is between 1.5 to 35 weight percents, preferably, is between 5 to 20 weight percents.
Moreover the acting as of microbial fermentation promotor provides the nutrition source that the microorganism initial stage grows up.Microbial fermentation promotor can comprise sucrose, rice bran or carbohydrate organic matter etc.Microbial fermentation promotor is doped in the ratio of paper pulp mud for less than 10 weight percents, preferably, is between 0.2 to 0.6 weight percent.
The doping way of batch mixing among the present invention, can be adjusted according to different demands, comprise in the mechanically mixing mode, sentence the turning facility and carry out carrying out in combination treatment, the large-scale stirrer being used in combination of mix and blend or aforesaid way etc. such as using the facility such as forklift that compost road or vacant lot are successively stacked, are stacked to cellulosic mud and doping batch mixing, wherein the action of stirring can be carried out by arbitrary time point in reaction is carried out.Its fermentation time is three days to 30 days, preferably, is seven days to 20 days.
The present invention carries out the solid-state castoff fuel after the microbial bacteria fermentation, and its water ratio can be down to 60 to 20 percent, is preferably below 50 percent, adds that the mixing and doping batch mixing promotes combustion value, has had the fuel condition that the roasting kiln stable operation is provided.
The present invention can also comprise a granulation step; according to different clients and application demand; can make the typing of cellulosic mud by this granulation step; transport and the subsequent applications effect promoting in order to general dealer's operation; its granulation step is with the kenel of above-mentioned solid-state castoff fuel according to the required fuel in different causes place; carry out the granulation heat treatment with tablets press, make the fuel such as solid-state bar-shaped or ingot shape, be waste derivatived fuel RDF-5.In addition, improve fire material product in the operation ease of variant application places and the price of production marketing.And after granulation step, its water ratio can reach below 20 percent.
According to a particular embodiment of the invention, will illustrate in greater detail effect of the present invention.
See also 1, the preparation method of waste derivatived fuel, it comprises: cellulosic mud is provided; Add a batch mixing, batch mixing comprises that microbial bacteria, raising agent and microbial fermentation promotor are doped in the cellulosic mud and evenly mixing in predetermined proportion; Even mixed batch mixing and cellulosic mud are carried out one section fermentation time, to form solid-state castoff fuel; And, also including the step of a granulation, this granulation step is this solid-state castoff fuel to be made the fuel of solid-state bar-shaped or ingot shape.
Microbial bacteria comprises aerobic microbial bacteria of actinomycetes, streptomycete promise cassette bacterium or its combination etc., can be the liquid form mixt that contains microbial bacteria, and its content is 1 * 10 10CFU/g above (colony-forming unit, colony-forming unit).The ratio that microorganism is doped in cellulosic mud is between 0.002 to 1 weight percent, preferably, is between 0.005 to 0.2 weight percent.
Raising agent can be comprise wood chip, wooden slag, straw, rice straw, rice husk, rice bran, corn stem, corn stalk, contain vegetable fibre, microbial bacteria can cellulolytic little bits end or its combination etc.The ratio that raising agent is doped in paper pulp mud is between 1.5 to 35 weight percents, preferably, is between 5 to 20 weight percents.
The acting as of microbial fermentation promotor provides the nutrition source that the microorganism initial stage grows up, and microbial fermentation promotor can comprise sucrose, rice bran or carbohydrate organic matter etc.Microbial fermentation promotor is doped in the ratio of paper pulp mud for less than between 10 weight percents, preferably, is between 0.2 to 0.6 weight percent.
The doping way of batch mixing among the present invention, comprise and with facility such as forklifts compost road or vacant lot are successively stacked, are stacked to cellulosic mud and doping batch mixing and sentence the turning facility and carry out carrying out being used in combination of mix and blend or aforesaid way etc. in combination treatment, the large-scale stirrer, the action of wherein stirring can be carried out by arbitrary time point in reaction is carried out.Its fermentation time is three days to 30 days, preferably, is seven days to 20 days.
The present invention carries out the solid-state castoff fuel after the microbial bacteria fermentation, and the water ratio of its solid-state castoff fuel is less than 50 percent.
Embodiment 1
With 14 tonnes of water ratio 80 percent to hundred-percent cellulosic mud (for example paper pulp mud), 15 kilogram the batch mixing of microbial bacteria, one tonne of wood chip and 60 kilograms of rice brans mixes, in large-scale stirrer, carried out mix and blend 30 minutes, and place on the vacant lot and to carry out turning with stack turner or forklift in per three days and process, to be prepared into water ratio be 35 percent to former paper pulp mud after ten days.
Microbial bacteria in the present embodiment is for using actinomycetes, also according to need combination or other aerobic microbial bacteria of choice for use streptomycete promise cassette bacterium, actinomycetes and streptomycete promise cassette bacterium, all can reach in the present embodiment, with microbial bacteria as fermenting procedure and so that the source of dry heat energy to be provided.
Brought forward, raising agent in the present embodiment is for using wood chip, also according to need choice for use wood slag, straw, rice straw, rice husk, rice bran, corn stem, corn stalk, contain vegetable fibre, microbial bacteria can cellulolytic little bits last or aforesaid combination etc., its purpose is to increase the ventilation property of cellulosic mud inside, and can be used as the fermentation nutrient of microbial bacteria, also can be in whipping procedure effectively with cellulosic mud by megalump clay form, to change to the fluffy structure of little agglomerate refinement.Moreover, also have in the present embodiment and use rice bran as microbial fermentation promotor, its nutrition source that provides the microorganism initial stage to grow up is provided, therefore also can be on demand and the organic matters such as choice for use sucrose or carbohydrate.
Embodiment 2
Such as the made solid-state castoff fuel of the method for above-mentioned embodiment 1; after further utilizing tablets press to carry out granulation; made waste derivatived fuel RDF-5, its water ratio can reach ten Percent below five, and combustion value promotes about ten Percent five compared to the paper pulp mud fuel of external energy drying.
Such as the made waste derivatived fuel of embodiment 2 and the combustion testing result of boiler coal, as shown in the following Table 1.
Wherein net calorific value is per kilogram 2,740 cards, the coal net calorific value of the general boiler combustion of control group of same test is per kilogram 5,210 cards, if calculate with identical CO2 emissions, the thermal value of embodiment waste derivatived fuel is than the high about ten Percent six of coal, if with identical thermal value, the CO2 emissions of embodiment waste derivatived fuel reduces ten Percent four than coal.Stressing now the environment protection condition of carbon emission; the waste derivatived fuel of embodiment can be brought into play suitable alternative effect in the roasting kiln of need burning coal; only its ash that produces is height than coal; if but the ash of follow-up generation is imported as the preparations such as cement, building materials recycle, also can reduce the impact of environment.
Above-described embodiment is only given an example for convenience of description, and the interest field that the present invention advocates is from should with described being as the criterion of claim scope of application, but not only limiting to above-described embodiment.
Table 1
Figure BDA0000076727010000081

Claims (13)

1. the preparation method of a waste derivatived fuel comprises the following steps:
One cellulosic mud is provided;
Add a batch mixing, this batch mixing comprises that a microbial bacteria, a raising agent and a microbial fermentation promotor are doped in this cellulosic mud and evenly mixing in a predetermined proportion;
Should even mixed batch mixing and this cellulosic mud carry out a fermentation time, to form a solid-state castoff fuel;
Wherein, this predetermined proportion is between 0.002 to 1 weight percent for the ratio that this microbial bacteria is doped in cellulosic mud; The ratio that this raising agent is doped in cellulosic mud is between 1.5 to 35 weight percents; The ratio that this microbial fermentation promotor is doped in cellulosic mud is less than 10 weight percents; And
This fermentation time is three days to 30 days.
2. preparation method according to claim 1, wherein, this cellulosic mud is paper pulp mud or contains the wood fibre waste.
3. preparation method according to claim 1, wherein, this microbial bacteria comprises the aerobic microbial bacteria of actinomycetes, streptomycete promise cassette bacterium or its combination.
4. preparation method according to claim 1, wherein, this microbial bacteria is one to contain the liquid form mixt of microbial bacteria, wherein the content of this microbial bacteria is 1 * 10 10More than the CFU/g.
5. preparation method according to claim 1, wherein, this raising agent for comprise wood chip, wooden slag, straw, rice straw, rice husk, rice bran, corn stem, corn stalk, contain vegetable fibre, microbial bacteria can cellulolytic little bits end or its combination.
6. preparation method according to claim 1, wherein, it is organic that this microbial fermentation promotor comprises sucrose, rice bran or carbohydrate.
7. preparation method according to claim 1, wherein, the ratio that this microbial bacteria is doped in cellulosic mud is between 0.005 to 0.2 weight percent.
8. preparation method according to claim 1, wherein, the ratio that this raising agent is doped in cellulosic mud is between 5 to 20 weight percents.
9. preparation method according to claim 1, wherein, the ratio that this microbial fermentation promotor is doped in cellulosic mud is between 0.2 to 0.6 weight percent.
10. preparation method according to claim 1, wherein, this fermentation time is seven days to 20 days.
11. preparation method according to claim 1, wherein, the water ratio of this solid-state castoff fuel is less than 50 percent.
12. preparation method according to claim 1 wherein, includes the step of a granulation, this granulation step is this solid-state castoff fuel to be made the fuel of solid-state bar-shaped or ingot shape.
13. preparation method according to claim 12, wherein, this solid-state castoff fuel is after this granulation step, and its water ratio is below 20 percent.
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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103787559A (en) * 2013-08-27 2014-05-14 上海新纯新能源科技有限公司 Sludge resourceful-treatment method
CN105062609A (en) * 2015-08-24 2015-11-18 华南农业大学 Derived fuel based on organic refuse fermentation residues and preparation method thereof
CN110550835A (en) * 2019-10-09 2019-12-10 宁波正源电力有限公司 Sludge fermentation drying and coal-doped incineration process
CN110628483A (en) * 2018-06-25 2019-12-31 土旁E&E株式会社 Method for producing solid fuel by using sewage sludge and additive
CN111094522A (en) * 2017-09-19 2020-05-01 株式会社下濑微生物研究所 Fuel manufacturing device and method for biomass burner

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101225341A (en) * 2008-02-21 2008-07-23 丁恩德 Method for producing bio-coal
CN101357816A (en) * 2008-09-25 2009-02-04 高军 Micro organism rapid dried sludge dewatered sludge technological process and treatment product
CN101544922A (en) * 2009-04-30 2009-09-30 陈胜保 Biomass/microbial biomass composite fuel and production method thereof

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101225341A (en) * 2008-02-21 2008-07-23 丁恩德 Method for producing bio-coal
CN101357816A (en) * 2008-09-25 2009-02-04 高军 Micro organism rapid dried sludge dewatered sludge technological process and treatment product
CN101544922A (en) * 2009-04-30 2009-09-30 陈胜保 Biomass/microbial biomass composite fuel and production method thereof

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103787559A (en) * 2013-08-27 2014-05-14 上海新纯新能源科技有限公司 Sludge resourceful-treatment method
CN105062609A (en) * 2015-08-24 2015-11-18 华南农业大学 Derived fuel based on organic refuse fermentation residues and preparation method thereof
CN111094522A (en) * 2017-09-19 2020-05-01 株式会社下濑微生物研究所 Fuel manufacturing device and method for biomass burner
CN111094522B (en) * 2017-09-19 2021-09-10 株式会社下濑微生物研究所 Fuel manufacturing device and method for biomass burner
CN110628483A (en) * 2018-06-25 2019-12-31 土旁E&E株式会社 Method for producing solid fuel by using sewage sludge and additive
CN110550835A (en) * 2019-10-09 2019-12-10 宁波正源电力有限公司 Sludge fermentation drying and coal-doped incineration process

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Application publication date: 20130123