CN202595133U - Device for producing methane by utilizing Chinese medicament dregs - Google Patents
Device for producing methane by utilizing Chinese medicament dregs Download PDFInfo
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- CN202595133U CN202595133U CN2012202082229U CN201220208222U CN202595133U CN 202595133 U CN202595133 U CN 202595133U CN 2012202082229 U CN2012202082229 U CN 2012202082229U CN 201220208222 U CN201220208222 U CN 201220208222U CN 202595133 U CN202595133 U CN 202595133U
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- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M21/00—Bioreactors or fermenters specially adapted for specific uses
- C12M21/04—Bioreactors or fermenters specially adapted for specific uses for producing gas, e.g. biogas
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- C12M27/00—Means for mixing, agitating or circulating fluids in the vessel
- C12M27/02—Stirrer or mobile mixing elements
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- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M47/00—Means for after-treatment of the produced biomass or of the fermentation or metabolic products, e.g. storage of biomass
- C12M47/10—Separation or concentration of fermentation products
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- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M47/00—Means for after-treatment of the produced biomass or of the fermentation or metabolic products, e.g. storage of biomass
- C12M47/18—Gas cleaning, e.g. scrubbers; Separation of different gases
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- 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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Abstract
The utility model provides a device for producing methane by utilizing Chinese medicament dregs. The device comprises a stirring pool used for stirring Chinese medicament dregs, a methane fermentation tank connected with the stirring pool through a feed pump, filter equipment which is connected with the bottom of the methane fermentation tank through a pipeline and a pump and used for separating solid and liquid to fermented waste liquid, a gas-liquid separation tank which is connected with the top of the methane fermentation tank through a pipeline and used for primarily purifying the produced methane, a desulfurization tower which is connected with the top of the gas-liquid separation tank through a pipeline, and a methane storage tank which is connected with the top of the desulfurization tower through a pipeline. The device can effectively utilize the Chinese medicament dregs, and changes waste into valuables, so that the problems in the past that the Chinese medicament dregs are difficult to treat and accumulate, and are not environment-friendly can be solved.
Description
Technical field
The utility model relates to a kind of device that utilizes the Chinese medicine dregs of a decoction to produce biogas, through to the anticipating of the Chinese medicine dregs of a decoction, utilizes for example fresh natural pond liquid etc. as bacterial classification, anaeration in normal temperature fermentation producing methane.This device also can be used for other organic solid powders are carried out fermentative processing, for example to pretreated anaeration in normal temperature fermentative processing of fermenting such as stalk, ight soil, various organic wastes.
Technical background
In recent years, the research and development of Chinese medicine and preparation thereof receive the very big attention of domestic and international each side personage, group, tissue and national government, develop many new Chinese medicine kinds.Meanwhile, new Chinese medicine, newly-built pharmaceutical factory or company increase severely, and produce a large amount of Chinese medicine dregs of a decoction thereupon, bring a difficult problem of being badly in need of solution for manufacturer, society, environment.Dregs of a decoction discharging and processing are the thorny problems of traditional Chinese medicine extraction enterprise after the traditional Chinese medicine extraction, and each Chinese medicine manufacturing enterprise all will discharge a large amount of dregs of a decoction every day.If these dregs of a decoction simply are deposited in the outside, accumulate over a long period, pile up like a mountain, and it is mildew and rot, maligned to ferment gradually, and contaminate environment works the mischief for the peripheral masses' production and life.Treatment process to the dregs of a decoction mainly contains landfill or burning etc. before, along with the reinforcement of environment protection and the reinforcement of good manufacture practice consciousness, requires enterprise that the dregs of a decoction are utilized in recent years, strives for turning waste into wealth.
What also disclose waste residue of Chinese herbs in the prior art utilizes method again.For example CN 1132732A discloses the black liquid with various domestic refuses, paper mill discharging; And various organic liquid wastes (like the waste water of brewery, pharmaceutical factory, food factory's discharging), weeds, leaf are raw material, after mixing by a certain percentage; In aerobic catalysis pond through aerobic stir process; Under the effect of anaerobism catalyzer,, transform and produce the biogas that contains 80%CH4 again through the anaerobism catalysis of anaerobism catalysis pond.CN 101391926A discloses the method by cultured mushrooms such as natural pond slag, Chinese medicine slag, wheat straw and/or straw.CN 101544922A discloses stalk, pharmacy waste residue, brew wine waste residue etc. and has utilized photosynthetic bacteria, milk-acid bacteria, yeast, biogas bacterium to ferment, dry then preparation biomass fuel, but be not used in production biogas.
The utility model is a kind of device that utilizes waste residue of Chinese herbs to produce biogas, just for the reasonable utilization of waste residue of Chinese herbs technical support is provided.
The utility model content
The utility model provides a kind of device that utilizes waste residue of Chinese herbs to produce biogas, and it utilizes waste residue of Chinese herbs effectively, has opened up a brand-new waste residue of Chinese herbs and has handled approach.Pretreated waste residue of Chinese herbs fermenting speed and aerogenesis speed are fast, and initial aerogenesis foreshortens to 2~3 days, and aerogenesis is steady.
The device that utilizes waste residue of Chinese herbs to produce biogas of the utility model comprises:
Be used to stir the agitated pool of the Chinese medicine dregs of a decoction,
Via the marsh-gas fermentation tank that feeding pump and pipeline are connected with agitated pool, preferred, the other end of this pipeline is connected to the top of marsh-gas fermentation tank,
The straining installation (for example spiral separating machine or pressure filter) that is connected with the bottom of marsh-gas fermentation tank with pump via pipeline, be used for the waste liquid after the fermentation is carried out solid-liquid separation; Preferably; The liquid of this straining installation (i.e. filtrating) output terminal is via the top of pipe connection to agitated pool
Be connected with the top of marsh-gas fermentation tank via pipeline, be used for knockout drum that the biogas that produces is carried out rough purification, preferred, the other end of this pipeline is connected to the bottom of knockout drum,
Via the thionizer that pipeline is connected with the top of knockout drum, preferred, the other end of this pipeline is connected to the top of thionizer, and
The biogas storage jar that is connected with the top of thionizer via pipeline.
In preferred embodiment, the device of the utility model comprises that further being arranged on fermentor tank is used for fermentation raw material is carried out the slag stock pump that fluid power stirs outward.Generally, the input terminus of slag stock pump and output terminal are respectively via below and the top of pipe connection to fermentor tank.
It is following to utilize the device of the utility model to produce the process of biogas: will pulverize the good waste residue of Chinese herbs of back pre-treatment and drop into agitated pool; The dregs of a decoction in agitated pool add natural pond liquid and add suitable quantity of water; The back feed distributor that will send into fermentor tank through feeding pump as the waste residue of Chinese herbs of fermentation raw material stirs; Fermentation raw material evenly joins in the fermentor tank through feed distributor; The biogas that the fermentation back produces is drawn by the fermentor tank top, sends into the biogas storage jar through knockout drum (or similar water washing tank or scrubber tank), digester after purifying, and is sent to the user then.
Knockout drum in the utility model (being also referred to as scrubber tank or volume tank) and digester can use knockout drum and digester commonly used in the prior art; Referring to Chinese utility model 200920108286.X; 200320124023.0 and 201020198926.3.The filling batch that dehydration preferably, is arranged in knockout drum.Filler (the for example compounded mix of ferriferous oxide and the gac) bed that desulfurization preferably, is arranged in digester.
Wherein, The waste residue that waste residue of Chinese herbs produces after for example boiling medicine from the pharmaceutical factory of traditional Chinese medicine; Be the Chinese medicine material that decocted, for example including, but not limited to the Radix Astragali, the root of large-flowered skullcap, golden cypress, the root of kudzu vine, Chinese yam, the bark of eucommia, Radix Angelicae Sinensis, Radix Codonopsis, glutinous rehmannia, the root bark of tree peony, notopterygium root, levisticum, the radix paeoniae rubrathe, rheum officinale, the bark of official magnolia, the banksia rose, the red sage root, the tuber of pinellia, teasel root, Herba Cistanches, cynomorium songaricum, Psoralea corylifolia, rhizoma Gastrodiae, Radix Ephedrae, skunk bush, Root of Medicinal Indian mulberry, White Mulberry Root-bark, Loquat Leaf, tendril-leaved fritillary bulb, Zhejiang shellfish, Snakegourd Fruit etc. one or both or multiple.
Utilize detailed process explanation that the device of the utility model produces biogas as follows:
(A) soak into: with the dried waste residue of Chinese medicine (water cut is lower than 5wt%) or wet waste residue (water cut from being higher than 5wt% to 40wt%, more general 6wt%-15wt%) fragmentation, (after for example in putting into pretreatment pool) added water and soaked into then;
(B) with microbial inoculum inoculation and adjusting C/N ratio: add the inoculum fermenting agent in the dregs of a decoction after infiltration; And the mixture of urea or the mud mud of municipal sewage system (for example from) etc. or urea and mud added wherein as nitrogenous source so that the C/N ratio (mass ratio) of fermentation materials is adjusted into 5 ~ 200:1; Preferred 10 ~ 50:1; 25 ~ 40:1 more preferably from about, further preferred about 30:1; Here randomly, at adjustment drain after the C/N ratio liquid of a part or a part of liquid of not draining.
(C) in advance fermentation: the dregs of a decoction are stirred receive the heap back and keeping away under the oxygen condition (for example through with coverings such as plastic cloths) fermentation for some time, for example 2 ~ 5 days, preferred about 2 ~ 3 days, thus obtain the pretreated waste residue of Chinese herbs of fermentation;
(D) adding natural pond liquid ferments: the pretreated waste residue of Chinese herbs that will ferment joins in the agitated pool; And (fresh natural pond liquid is promptly taken from the fresh natural pond liquid of normal gas producing methane-generating pit more than 1 month or reuse natural pond liquid in agitated pool, to add natural pond liquid; Promptly take from this cyclical operation natural pond liquid or from the natural pond liquid of filtration step (E); This reuse natural pond liquid is also referred to as the interpolation natural pond liquid of acidifying fermentation) and water, stirring, fermentation raw material is sent into marsh-gas fermentation tank; Under air-proof condition, produce thick biogas, thick biogas is drawn continuously from fermentor tank or is drawn with discontinuous mode.
(E) solid-liquid separation: the natural pond liquid after the fermentation is discharged from the bottom of fermentor tank; Carry out solid-liquid separation and (for example use the straining installation of solid-liquid separation; Like spiral separating machine or pressure filter); The natural pond liquid of wherein separating obtained (or filtering gained) is used as reuse natural pond liquid (for example being used for step (D)) or as the part in the middle of the interpolation natural pond liquid (for example being used for step (D)) of acidifying fermentation in the step (D) or whole, gained natural pond slag (or filtering gained natural pond slag) is recovered.Preferably, gained natural pond slag is focused on the back as fertilizer.
(F) biogas is purified: thick biogas is introduced in the equipment for purifying purifies, with the biogas of preparation high-quality or purification.
In the further preferred embodiment of above-mentioned first embodiment, above step (F) is included in gas-liquid separation (or gas washing) stage and the desulfurization stage in thionizer (promptly removing the compound of hydrogen sulfide or other sulfur-bearing etc.) in the gas-liquid separator (or scrubber tower).
In this application, " the dried waste residue of Chinese medicine " or " dried waste residue " and " the dried dregs of a decoction " interchangeable use, and " Chinese medicine wet waste residue " or " wet waste residue " and " dregs of a decoction wet " interchangeable use.
The waste residue that waste residue of Chinese herbs in the utility model produces after for example boiling medicine from the pharmaceutical factory of traditional Chinese medicine; Be the Chinese medicine material that decocted, for example including, but not limited to the Radix Astragali, the root of large-flowered skullcap, golden cypress, the root of kudzu vine, Chinese yam, the bark of eucommia, Radix Angelicae Sinensis, Radix Codonopsis, glutinous rehmannia, the root bark of tree peony, notopterygium root, levisticum, the radix paeoniae rubrathe, rheum officinale, the bark of official magnolia, the banksia rose, the red sage root, the tuber of pinellia, teasel root, Herba Cistanches, cynomorium songaricum, Psoralea corylifolia, rhizoma Gastrodiae, Radix Ephedrae, skunk bush, Root of Medicinal Indian mulberry, White Mulberry Root-bark, Loquat Leaf, tendril-leaved fritillary bulb, Zhejiang shellfish, Snakegourd Fruit etc. one or both or multiple.
In step (A), preferably earlier that dried waste residue of Chinese medicine or wet waste residue is broken, for example be crushed to 5 ~ 20mm, the preferred mean length of about 8-10mm, add then and soak into behind the water (general 5 ~ 48 hours, preferably 10-30 hour, more preferably from about 24 hours); Be wetting purpose, the addition of water is based on the 50-120% of dried waste residue of Chinese medicine or wet waste residue weight, preferred 55-100%, more preferably 60-90wt%.
In step (B), the inoculum fermenting agent can be conventional mix bacterium agent or any microbial inoculum that is used for fermentation such as stalk at present, preferably is used for the commercially available composite fungus agent of fermentation such as stalk.At step B) in the inoculum microbial inoculum preferably mix bacterium agent (viable bacteria content is generally 10
9Individual-10
12Individual/ml or 10
10Individual-10
11Individual/as ml), for example to contain a kind of or any two or three in photosynthetic bacteria, milk-acid bacteria, yeast, the biogas bacterium, or a kind of microbial inoculum of whole four kinds of bacterium (viable bacteria content is generally 10
10Individual-10
12Individual/as ml) and preferably to be disclosed in the complex micro organism fungicide among the CN101864362A.The addition of this microbial inoculum (volume) for example is 0.01-5% (vol/wt) (liter/kilogram) and the preferably 0.1-4% and more preferably 1-3% of the weight of total mixture.In addition, microbial inoculum (for example yeast) also can add with the culture of solid form, and addition is the conventional amount used in the fermentation field.
In step (C), preferably, the dregs of a decoction stir receives the heap back with the plastic cloth covering, preferably accomplishes secluding air as far as possible, ferments for example 2 days or 3 days or 4 days 2~5 days.
In step (D), preferably, the pretreated waste residue of Chinese herbs that will ferment adds agitated pool; Add natural pond liquid, natural pond liquid add-on is about 1 ~ 10 quality % (preferred 2 ~ 8 quality %, for example about 5 quality %) of Chinese medicine dregs of a decoction dry-matter; Add the hot water (hot water of 35 ~ 60 ℃ or 38 ~ 55 ℃ for example then; For example 50 or 51 ℃) regulate Chinese medicine dregs of a decoction solids content about 5 ~ 15 quality % (preferred about 8%~12 quality %), and add the saturated clear liquor of CaO of the 1-5 quality % (for example 1.5-3 quality %) that is about Chinese medicine dregs of a decoction dry-matter, the adjustment material liquid pH value is about 6.5 ~ 7.5; Preferred about about 7.0; Fermentation raw material after this is mixed thoroughly then preferably under the feeding temperature between 33 ℃~38 ℃, is admitted in the marsh-gas fermentation tank.
Preferably, the fermentation raw material after mixing thoroughly is sent into marsh-gas fermentation tank through feeding pump and is produced biogas, and feed entrance point is in the biogas fermentation tank top.
Preferably, a plurality of opening for feeds are established in the biogas fermentation tank top, and/or are provided with the slag stock pump in the marsh-gas fermentation tank outside and fermentation raw material is carried out fluid power stir.
Natural pond liquid after the fermentation is discharged from the marsh-gas fermentation tank middle and lower part; Straining installation (for example spiral separating machine or pressure filter) with solid-liquid separation carries out solid-liquid separation; Natural pond liquid is as the annex solution (or reuse natural pond liquid) of acidifying fermentation in the step (D), and the natural pond slag focuses on the back as fertilizer.
The biogas that produces is drawn by the biogas fermentation tank top, gets into the scavenging process and optional drying process that carry out gas-liquid separation (or gas washing) and desulfurization in the purification phase, stores then or sends outside.The content of sour gas or hydrogen sulfide is lower than 0.15mg/m in the purified marsh gas
3, preferably be lower than 0.10mg/m
3, more preferably less than 0.05mg/m
3Especially preferably be lower than 50ppm or even be lower than 30ppm or be lower than 10ppm.
The utility model can be provided with gas storage holder according to tolerance in desulfurizing and purifying and dry back, makes things convenient for the storage of biogas and air feed to regulate.
The utlity model has following positively effect:
1, solves the pharmaceutical factory dregs of a decoction and handle difficult problem.Change the Chinese medicine dregs of a decoction and generally transport plant area, take to stack, the processing mode of landfill, burning by production unit.
2, refuse reclamation is turned waste into wealth.
3, the protection environment promotes the traditional Chinese medicine enterprise harmonious development.Traditional treatment process Chinese medicine slag is deposited in field, mountain area, place, outlying area more, drenches because of rainwater dashes, and causes stacking place surrounding environment to pollute, and is especially even more serious to the influence of water quality.
4, help alleviating current energy-intensive situation.The utility model can be used for producing new forms of energy biogas with unmanageable dregs of a decoction waste, helps alleviating current domestic energy-intensive situation.
5, fast through the Chinese medicine dregs of a decoction fermenting speed and the aerogenesis speed of preparatory fermentative processing; The initial aerogenesis time shortens to about 2 days or 3 days; Applied widely, can use the raw material of most dregs of a decoction of Chinese medicine industry, simultaneously as biogas fermentation; Do not using any fowl, animal manure also can all use under just as the condition of bacterial classification the Chinese medicine dregs of a decoction to produce biogas, use range is wide.
Description of drawings
Fig. 1 is that the waste residue of Chinese herbs that utilizes of the utility model is produced the layout diagram of the device of biogas.
Embodiment
Below in conjunction with accompanying drawing the utility model is done and to be further described.
As shown in Figure 1, the utility model device comprise the agitated pool 1 that is used for stirring the dregs of a decoction, with fermentation raw material send into fermentor tank feeding pump 2, marsh-gas fermentation tank 3, be arranged on fermentor tank and be used for outward fermentation raw material is carried out slag stock pump 4 that fluid power stirs, is used for thionizer 7 and biogas storage jar 8 that the waste liquid after the fermentation (i.e. natural pond liquid after the fermentation) is carried out the pressure filter 5 of solid-liquid separation, the biogas that produces is carried out the knockout drum 6 of rough purification, biogas carried out desulfurization; Whisking appliance is set in the agitated pool, the dregs of a decoction are stirred.
With 1 ton of dried dregs of a decoction of the Chinese medicine from the pharmaceutical factory of traditional Chinese medicine (water cut generally is lower than 5wt%) or wet waste residue (general moisture is to be higher than 5wt% to 40wt%, more general 6-15wt%), be crushed to the mean length of 8 ~ 10mm; Put in the pretreatment pool (not shown in the accompanying drawing), add water infiltration 10-30 hour (for example 24 hours) of 0.5-1.2 ton (for example 0.6 ton) then, the mix bacterium agent that drops into the 0.1kg amount in the dregs of a decoction after infiltration then is (available from the agricultural materials market; Hubei, the place of production, the ProductName mix bacterium agent), the adjustment C/N ratio (mass ratio) of adding 10kg urea or 30kg mud (from the mud of municipal sewage system); The dregs of a decoction cover with plastic cloth after stirring and receiving heap; Ferment 2-5 days (for example 3 days or 4 days), the good waste residue of Chinese herbs of fermentation pre-treatment is joined in the agitated pool 1, and the dregs of a decoction in agitated pool add fresh natural pond liquid (for example 50kg) or fully recovering natural pond liquid and add an amount of about 50 ℃ water; Regulate solid matter content about 8 ~ 12 weight %; The CaO clear liquor that adds about 10kg is regulated material liquid pH value about 7.0, and the back that stirs will be sent into the feed distributor of marsh-gas fermentation tank 3 as the waste residue of Chinese herbs of fermentation raw material through feeding pump 2; Fermentation raw material evenly adds fermentor tank 3 through feed distributor; Seal 3~5 days, promptly produce a large amount of biogas, the initial aerogenesis time shortens to 3 days.The waste liquid that the fermentation back produces (i.e. natural pond liquid after the fermentation) flows out from the bottom of fermentor tank 3; Introduced in the pressure filter 5 by pump; Carry out solid-liquid separation; The thick biogas of drawing from the top of fermentor tank 3 is transported to knockout drum (or water washing tank) 6, the digester 7 and purifies, and sends into biogas storage jar 8 then, and methane content reaches more than 55% (volume(tric)fraction) in the biogas through detecting.This purified marsh gas randomly carries out being admitted to hold tank or being sent to the user after the drying in additional drying tower.
Embodiment recited above describes the utility model preferred implementation; Be not that design and scope to the utility model limits; Under the prerequisite that does not break away from the utility model design philosophy; Common engineering technical personnel make the technical scheme of the utility model in this area various distortion and improvement all belong to the protection domain of the utility model.
Claims (4)
1. device that utilizes waste residue of Chinese herbs to produce biogas is characterized in that comprising:
Be used to stir the agitated pool of the Chinese medicine dregs of a decoction,
The marsh-gas fermentation tank that is connected with agitated pool via feeding pump and pipeline,
The straining installation that is connected with the bottom of marsh-gas fermentation tank with pump via pipeline, be used for the waste liquid after the fermentation is carried out solid-liquid separation,
Be connected with the top of marsh-gas fermentation tank via pipeline, be used for knockout drum that the biogas that produces is carried out rough purification,
The thionizer that is connected with the top of knockout drum via pipeline, and
The biogas storage jar that is connected with the top of thionizer via pipeline.
2. the device that utilizes waste residue of Chinese herbs to produce biogas according to claim 1 is characterized in that, comprises that further being arranged on fermentor tank is used for fermentation raw material is carried out the slag stock pump that fluid power stirs outward.
3. the device that utilizes waste residue of Chinese herbs to produce biogas according to claim 2 is characterized in that the feed entrance point of marsh-gas fermentation tank is at its top.
4. according to each described device that utilizes waste residue of Chinese herbs to produce biogas of claim 1 ~ 3, it is characterized in that a plurality of opening for feeds are established in the biogas fermentation tank top.
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CN2012202082229U CN202595133U (en) | 2012-05-10 | 2012-05-10 | Device for producing methane by utilizing Chinese medicament dregs |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107418880A (en) * | 2017-08-30 | 2017-12-01 | 博能盛诺(北京)生物质能源科技有限公司 | Stalk marsh gas feed arrangement, stalk marsh gas system and stalk feed process |
CN107794214A (en) * | 2016-09-05 | 2018-03-13 | 帕克环保技术(上海)有限公司 | The Waste Water Treatment of removal organic polluter and sulphur is removed simultaneously |
CN108424936A (en) * | 2018-03-30 | 2018-08-21 | 中冶华天工程技术有限公司 | A kind of method and system of Chinese medicine slag hydro-thermal process combined anaerobic digestion methane phase |
-
2012
- 2012-05-10 CN CN2012202082229U patent/CN202595133U/en not_active Expired - Lifetime
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107794214A (en) * | 2016-09-05 | 2018-03-13 | 帕克环保技术(上海)有限公司 | The Waste Water Treatment of removal organic polluter and sulphur is removed simultaneously |
CN107418880A (en) * | 2017-08-30 | 2017-12-01 | 博能盛诺(北京)生物质能源科技有限公司 | Stalk marsh gas feed arrangement, stalk marsh gas system and stalk feed process |
CN107418880B (en) * | 2017-08-30 | 2023-11-03 | 博能盛诺(北京)生物质能源科技有限公司 | Straw biogas feeding device, straw biogas system and straw feeding method |
CN108424936A (en) * | 2018-03-30 | 2018-08-21 | 中冶华天工程技术有限公司 | A kind of method and system of Chinese medicine slag hydro-thermal process combined anaerobic digestion methane phase |
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