CN205473790U - Integration marsh gas generating device - Google Patents
Integration marsh gas generating device Download PDFInfo
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- CN205473790U CN205473790U CN201620126080.XU CN201620126080U CN205473790U CN 205473790 U CN205473790 U CN 205473790U CN 201620126080 U CN201620126080 U CN 201620126080U CN 205473790 U CN205473790 U CN 205473790U
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- pond
- anaerobic fermentation
- marsh gas
- fermentation pond
- homogenate
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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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Abstract
The utility model discloses an integration marsh gas generating device, establish ties in proper order have pulp homogenizing pool, fermentation vat, anaerobic fermentation pond, sediment liquid separate tank and marsh gas purifying area in advance, it is imported with natural pond liquid that pulp homogenizing pool upper portion is equipped with the feed inlet, pulp homogenizing pool and in advance the fermentation vat be inclosed box, pulp homogenizing pool and be equipped with the baffle compartment in advance between the fermentation vat is equipped with the punishment in advance hole on the baffle compartment, fermentation vat and anaerobic fermentation pond are connected through feed tube in advance, and anaerobic fermentation pond, sediment liquid separate tank and marsh gas purifying area are open boxes, are equipped with two diaphragm type gas storage holders on anaerobic fermentation pond and the sediment liquid separate tank, and the marsh gas purifying area is connected with double mode gas storage holder through the pipeline. The utility model discloses special gas storage holder need be do not not set up, inclosed space is provided for anaerobic fermentation simultaneously yet, reduced the cost investment in a large number, the reduction of erection time, take up an area of little, can bury, the factor of created gase is high, should not leak gas, it is convenient to overhaul, the operations automation degree is high.
Description
Technical field
The present invention relates to the technical field of biogas production, be specifically related to a kind of integrated methane generating means.
Background technology
Energy problem and environmental problem are the subject matter that world is faced in evolution.In China, along with economic fast development, energy resources supply and demand structure conflict highlights, and the shortage of energy resources will become one of principal element of the economy upgrading of restriction China and great-leap-forward development.Meanwhile, the expansion of the increase of population, city size and industrial and agricultural production, production and house refuse cause the severe contamination of urban and rural environment.On the other hand, the challenges such as fermentation equipment is relatively backward, not yet form the scale of industry, biogas facility manufacturing industry lags behind in production, the development and utilization degree of downstream product is inadequate are also faced.China's feces of livestock and poultry, agricultural crop straw, the Methane Resources of night soil enrich, and utilize methane engineering technology to solve energy problem of China and having a high potential of preserving the ecological environment.At present, the large, medium and small biogas engineering of China builds comparative maturity, is engaged in biogas engineering design, construction enterprises also a lot, and process route also has their own characteristics each, and especially at nearly 2 years, technology, product are also constantly improving and progressive, and Technology has had new development.However, in recent years, the popularization of biogas engineering and development have also been constantly subjected to the puzzlement of many difficult problems such as investment is big, income is low, it is difficult to build pond, management is difficult, and the most built biogas engineering is in stopping or half out-of-work state, even has biogas engineering just to fail after building up to enable.
Summary of the invention
In order to solve above-mentioned technical problem, the invention provides a kind of integrated methane generating means, on the basis of original technology, reformed the integration achieving aerogenesis gas storage, about 20% is reduced investment outlay than conventional two-piece, part can be embedded in underground, takes up an area saving 30%, and the duration shortens about half.Using the mode of low pressure gas storage, use safety, slip is low.
In order to achieve the above object, the technical scheme is that a kind of integrated methane generating means, homogenate pond, pre fermentation pond, anaerobic fermentation pond, slag-liquid separation pond and marsh gas purifying district are sequentially connected in series it, homogenate top, pond is provided with charging aperture and biogas slurry import, described homogenate pond and pre fermentation pond are airtight casings, being provided with baffle plate compartment between homogenate pond and pre fermentation pond, baffle plate compartment is provided with material path；Described pre fermentation pond is connected by charge tube with anaerobic fermentation pond, anaerobic fermentation pond, slag-liquid separation pond and marsh gas purifying district are unlimited casings, anaerobic fermentation pond and slag-liquid separation pond are provided with dual-membrane type gas storage holder, and marsh gas purifying district is connected with dual-membrane type gas storage holder by pipeline.
Being provided with biogas slurry reflux pump in described slag-liquid separation pond, biogas slurry reflux pump is connected with biogas slurry return-flow system, and biogas slurry return-flow system is connected with homogenate pond.
Being provided with agitating device in described homogenate pond, agitating device is positioned in the middle part of homogenate pond；Described agitating device includes motor, reductor, power transmission shaft and blade, and motor is connected with reductor, and reductor is connected with power transmission shaft, and power transmission shaft bottom is provided with blade.
Being provided with material lifting pump in described pre fermentation pond, material lifting pump is connected with charge tube by pipeline；Being provided with material separator and cloth system in described anaerobic fermentation pond, material separator is connected with cloth system, and cloth system is positioned at the bottom in anaerobic fermentation pond.
Described slag-liquid separation pond is provided with biogas residue from return-flow system and biogas residue exhaust system；Described marsh gas purifying district is provided with Marsh gas booster pump, spark arrester, moisture trap and desulfurizer, and Marsh gas booster pump is connected with moisture trap, and moisture trap is connected with desulfurizer, and desulfurizer is connected with spark arrester.
Being provided with sludge concentration instrument in described homogenate pond, be provided with VFA on-line monitoring system in anaerobic fermentation pond, VFA on-line monitoring system is positioned at the top in anaerobic fermentation pond；Described material lifting pump, biogas slurry reflux pump, sludge concentration instrument are connected with electric control system with VFA on-line monitoring system.
The quantity of described material lifting pump is provided with 2, and 2 material lifting parallels connection of pumps connect.
Described dual-membrane type gas storage holder is connected with Marsh gas booster pump by pipeline, and Marsh gas booster pump is connected with moisture trap by pipeline, and moisture trap is connected with desulfurizer by pipeline, and desulfurizer is connected with spark arrester by pipeline.
Described homogenate pond is airtight cylindrical box, and pre fermentation pond is airtight square box, and anaerobic fermentation pond and slag-liquid separation pond are unlimited square box, and marsh gas purifying district is airtight square box.
The present invention is reformed on the basis of using original technology, together with homogenate pond, pre fermentation pond, anaerobic fermentation pond, slag-liquid separation pond are sequentially connected in series with marsh gas purifying district, realize the integration of aerogenesis gas storage, need not arrange special gas storage holder again, also provide airtight space for anaerobic fermentation simultaneously；Substantially reduce the number cost investment, shorten the duration, take up an area little, can be buried, factor of created gase is high, should not leak gas, and runs automaticity high, and maintenance is convenient；Using the mode of low pressure gas storage, use safety, slip is low, and winter also can be properly functioning；Solve the puzzlement of many difficult problems such as investing of original biogas engineering is big, income is low, it is difficult to build pond, management is difficult；It is suitable for the fermentation raw material of various concentration, it is achieved that the minimizing of garbage, innoxious, resource, promotion prospect is wide.Compared with conventional two-piece biogas generating device, the present invention reduces investment outlay about 20%, and part can be embedded in underground, takes up an area saving 30%, and the duration shortens about half.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, the accompanying drawing used required in embodiment or description of the prior art will be briefly described below, apparently, accompanying drawing in describing below is only some embodiments of the present invention, for those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the structural plan figure figure of the present invention.
Fig. 2 is A-A profile in this Fig. 1.
Fig. 3 is the pipeline connection figure of the present invention.
In figure, 1 is homogenate pond, and 2 is pre fermentation pond, and 3 is anaerobic fermentation pond, 4 is slag-liquid separation pond, and 5 is marsh gas purifying district, and 6 is dual-membrane type gas storage holder, and 7 is sludge concentration instrument, 8 is agitating device, and 9 is material lifting pump, and 10 is material diversion device, and 11 is cloth system, 12 is VFA on-line monitoring system, and 13 is Marsh gas booster pump, and 14 is spark arrester, 15 is biogas slurry return-flow system, and 16 is biogas residue exhaust system, and 17 is desulfurizer, 18 is moisture trap, and 19 is biogas slurry reflux pump, and 20 is charge tube.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is only a part of embodiment of the present invention rather than whole embodiments.Based on the embodiment in the present invention, the every other embodiment that those of ordinary skill in the art are obtained under not paying creative work premise, broadly fall into the scope of protection of the invention.
As shown in Figure 1, Figure 2 and Figure 3, a kind of integrated methane generating means, homogenate pond 1, pre fermentation pond 2, anaerobic fermentation pond 3, slag-liquid separation pond 4 and marsh gas purifying district 5 are sequentially connected in series it, homogenate top, pond 1 is provided with charging aperture and biogas slurry import, charging aperture is positioned at the top of biogas slurry import, for carrying material in it.Homogenate pond 1 and pre fermentation pond 2 are airtight casings, are provided with baffle plate compartment between homogenate pond 1 and pre fermentation pond 2, and baffle plate compartment is provided with material path, for being delivered in pre fermentation pond 2 by the material in homogenate pond 1.Pre fermentation pond 2 is connected by charge tube 20 with anaerobic fermentation pond 3, anaerobic fermentation pond 3, slag-liquid separation pond 4 and marsh gas purifying district 5 are unlimited casings, anaerobic fermentation pond 3 and slag-liquid separation pond 4 are provided with dual-membrane type gas storage holder 6, and marsh gas purifying district 5 is connected with dual-membrane type gas storage holder 6 by pipeline.
Homogenate pond 1 is airtight cylindrical box, and homogenate is provided with agitating device 8 in pond 1, and agitating device 8 is positioned in the middle part of homogenate pond 1, it is achieved to the stirring of material in it.Agitating device 8 includes motor, reductor, power transmission shaft and blade, and motor is connected with reductor, and reductor is connected with power transmission shaft, and power transmission shaft bottom is provided with blade.Agitating device 8 is realized the uniform stirring of material in it by motor.Being provided with baffle plate compartment between homogenate pond 1 and pre fermentation pond 2, baffle plate compartment is provided with material path, and the only satisfactory material of solid content just can enter pre fermentation pond 2 by material path.
The square box that pre fermentation pond 2 is airtight, material completes two pre fermentation stages of hydrolysis acidification in this casing.Anaerobic fermentation pond 3 is the square box opened wide, and material completes the sweat of biogas in it.Being provided with material separator 10 and cloth system 11 in anaerobic fermentation pond 3, material separator 10 is connected with cloth system 11.Material separator 10 and cloth system 11 are positioned at the lower section of charge tube 20, and cloth system 11 is positioned at the bottom in anaerobic fermentation pond 3, and material separator 10 realizes the separation of material, and cloth system 11 is applied in the bottom in anaerobic fermentation pond 3.Cloth system 11 makes the material delivering in casing more uniform, it is to avoid dead band, simultaneously works as hydraulic mixing effect, improves fermentation efficiency.Being provided with baffle plate compartment between anaerobic fermentation pond 3 and slag-liquid separation pond 4, certain space is arranged at this baffle plate compartment bottom and anaerobic fermentation pond 3, the bottom in slag-liquid separation pond 4, it is achieved anaerobic fermentation pond 3 and the connection in slag-liquid separation pond 4.
Slag-liquid separation pond 4 is the square box opened wide, and the material of mixing completes the separation of biogas residue, biogas slurry by action of gravity at this.Slag-liquid separation pond 4 is provided with biogas residue from return-flow system and biogas residue exhaust system 16.Biogas residue can be back in this pond by biogas residue from return-flow system, increases the content of anaerobic fermentation bacterium.Biogas residue exhaust system 16, for clearing up the biogas residue in slag-liquid separation pond 4, periodically aspirates, it is to avoid biogas residue is deposited.
Anaerobic fermentation pond 3 and slag-liquid separation pond 4 are provided with dual-membrane type gas storage holder 6, share dual-membrane type gas storage holder 6 above slag-liquid separation pond 4 with anaerobic fermentation pond 3, and dual-membrane type gas storage holder 6 and anaerobic fermentation pond 3, slag-liquid separation pond 4 are connected to lead to.Anaerobic fermentation pond 3 and slag-liquid separation pond 4 configure positive/negative pressure protector, prevent superpressure or the negative pressure of equipment.Dual-membrane type gas storage holder 6 is connected with marsh gas purifying district 5 by pipeline.The biogas that anaerobic fermentation pond 3 and slag-liquid separation pond 4 fermentation produce enters the dual-membrane type gas storage holder 6 on top and stores, and is then entered in marsh gas purifying district 5 by pipeline.
Marsh gas purifying district 5 is airtight square box, is provided with Marsh gas booster pump 13, spark arrester 14, moisture trap 18 and desulfurizer 17, Marsh gas booster pump 13 and spark arrester 14 and is positioned at the bottom in marsh gas purifying district 5 in marsh gas purifying district 5.Marsh gas booster pump 13 is connected with moisture trap 18 by pipeline, and moisture trap 18 is connected with desulfurizer 17 by pipeline, and desulfurizer 17 is connected with spark arrester 14 by pipeline.Spark arrester 14 outlet is connected with gas consuming device, it is achieved the utilization of biogas.Valve can be provided with, it is achieved the control to pipeline on above-mentioned pipeline.
Preferably, being provided with biogas slurry reflux pump 19 in slag-liquid separation pond 4, biogas slurry reflux pump 19 is connected with biogas slurry return-flow system 15, and biogas slurry return-flow system 15 is connected with the biogas slurry import in homogenate pond 1.Biogas slurry reflux pump 19 is arranged on the top in slag-liquid separation pond 4, and the biogas slurry of slag-liquid separation pond 4 internal upper part is back to be homogenized pond 1 by biogas slurry reflux pump 19 and biogas slurry return-flow system 15.A biogas slurry part in slag-liquid separation pond 4 enters homogenate pond 1, using water wisely by pipeline；Another part biogas slurry enters farmland or orchard as fertilizer.
Preferably, being provided with material lifting pump 9 in pre fermentation pond 2, material lifting pump 9 is connected with charge tube 20 by pipeline.The quantity of material lifting pump 9 is provided with 2, and 2 material lifting pumps 9 are connected in parallel.Material is delivered to anaerobic fermentation pond 3 by charge tube by material lifting pump 9.The material being provided with beneficially pre fermentation pond 2 of material lifting pump 9 carries to anaerobic fermentation pond 3.
Preferably, homogenate is provided with sludge concentration instrument 7 in pond 1, is provided with VFA on-line monitoring system 12 in anaerobic fermentation pond 3, and VFA on-line monitoring system 12 is positioned at the top in anaerobic fermentation pond 3；Described material lifting pump 9, biogas slurry reflux pump 19, sludge concentration instrument 7 are connected with electric control system with VFA on-line monitoring system 12.Can pre-set concentration value by sludge concentration instrument 7, the sludge concentration in homogenate pond 1 measured by electric control system detection sludge concentration instrument 7, when arriving the concentration value set, controls biogas slurry reflux pump 19 and opens.VFA on-line monitoring system 12 detects the VFA(volatile fatty acid in anaerobic fermentation pond 3) concentration, when the VFA in anaerobic fermentation pond 3 exceedes certain numerical value, by the signal carried in VFA line monitoring device 12, electric control system closes the operation of material elevator pump 9.
The above; being only the present invention preferably detailed description of the invention, but protection scope of the present invention is not limited thereto, any those familiar with the art is in the technical scope that the invention discloses; the change that can readily occur in or replacement, all should contain within protection scope of the present invention.
Claims (9)
1. an integrated methane generating means, it is characterized in that: be sequentially connected in series homogenate pond (1), pre fermentation pond (2), anaerobic fermentation pond (3), slag-liquid separation pond (4) and marsh gas purifying district (5), homogenate pond (1) top is provided with charging aperture and biogas slurry import, described homogenate pond (1) and pre fermentation pond (2) are airtight casings, being provided with baffle plate compartment between homogenate pond (1) and pre fermentation pond (2), baffle plate compartment is provided with material path；Described pre fermentation pond (2) is connected by charge tube (20) with anaerobic fermentation pond (3), anaerobic fermentation pond (3), slag-liquid separation pond (4) and marsh gas purifying district (5) are unlimited casings, anaerobic fermentation pond (3) and slag-liquid separation pond (4) are provided with dual-membrane type gas storage holder (6), and marsh gas purifying district (5) are connected with dual-membrane type gas storage holder (6) by pipeline.
Integrated methane generating means the most according to claim 1, it is characterized in that: in described slag-liquid separation pond (4), be provided with biogas slurry reflux pump (19), biogas slurry reflux pump (19) is connected with biogas slurry return-flow system (15), and biogas slurry return-flow system (15) is connected with homogenate pond (1).
Integrated methane generating means the most according to claim 1 and 2, it is characterised in that: being provided with agitating device (8) in described homogenate pond (1), agitating device (8) is positioned at homogenate pond (1) middle part；Described agitating device (8) includes motor, reductor, power transmission shaft and blade, and motor is connected with reductor, and reductor is connected with power transmission shaft, and power transmission shaft bottom is provided with blade.
Integrated methane generating means the most according to claim 1 and 2, it is characterised in that: being provided with material lifting pump (9) in described pre fermentation pond (2), material lifting pump (9) is connected with charge tube (20) by pipeline；Being provided with material separator (10) and cloth system (11) in described anaerobic fermentation pond (3), material separator (10) is connected with cloth system (11), and cloth system (11) is positioned at the bottom of anaerobic fermentation pond (3).
Integrated methane generating means the most according to claim 1 and 2, it is characterised in that: described slag-liquid separation pond (4) is provided with biogas residue from return-flow system and biogas residue exhaust system (16)；Described marsh gas purifying district (5) is provided with Marsh gas booster pump (13), spark arrester (14), moisture trap (18) and desulfurizer (17), Marsh gas booster pump (13) is connected with moisture trap (18), moisture trap (18) is connected with desulfurizer (17), and desulfurizer (17) is connected with spark arrester (14).
Integrated methane generating means the most according to claim 4, it is characterized in that: in described homogenate pond (1), be provided with sludge concentration instrument (7), being provided with VFA on-line monitoring system (12) in anaerobic fermentation pond (3), VFA on-line monitoring system (12) is positioned at the top of anaerobic fermentation pond (3)；Described material lifting pump (9), biogas slurry reflux pump (19), sludge concentration instrument (7) are connected with electric control system with VFA on-line monitoring system (12).
Integrated methane generating means the most according to claim 6, it is characterised in that: the quantity of described material lifting pump (9) is provided with 2, and 2 material lifting pumps (9) are connected in parallel.
Integrated methane generating means the most according to claim 1, it is characterized in that: described dual-membrane type gas storage holder (6) is connected with Marsh gas booster pump (13) by pipeline, Marsh gas booster pump (13) is connected with moisture trap (18) by pipeline, moisture trap (18) is connected with desulfurizer (17) by pipeline, and desulfurizer (17) is connected with spark arrester (14) by pipeline.
Integrated methane generating means the most according to claim 5, it is characterized in that: described homogenate pond (1) is airtight cylindrical box, pre fermentation pond (2) is airtight square box, anaerobic fermentation pond (3) and slag-liquid separation pond (4) are the square box opened wide, and marsh gas purifying district (5) are airtight square box.
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| CN201620126080.XU CN205473790U (en) | 2016-02-18 | 2016-02-18 | Integration marsh gas generating device |
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| CN201620126080.XU CN205473790U (en) | 2016-02-18 | 2016-02-18 | Integration marsh gas generating device |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105543080A (en) * | 2016-02-18 | 2016-05-04 | 河南鸿昇环保设备制造有限公司 | Integrated biogas generation device |
| CN106479864A (en) * | 2016-11-10 | 2017-03-08 | 河南农业大学 | The exhaust heat stepped utilization system of rural area joint household biogas cogeneration of heat and power |
| CN106479870A (en) * | 2016-11-10 | 2017-03-08 | 河南农业大学 | Polynary circulating straw marsh gas fermentation system |
| CN110395798A (en) * | 2019-08-19 | 2019-11-01 | 浙江天地环保科技有限公司 | A kind of automatic homogenization device of livestock and poultry feces biogas project and method |
| CN112226341A (en) * | 2020-12-08 | 2021-01-15 | 南京绿瞬电子科技有限公司 | New forms of energy methane-generating pit desulfurization purifies and pressure stabilization system |
-
2016
- 2016-02-18 CN CN201620126080.XU patent/CN205473790U/en active Active
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105543080A (en) * | 2016-02-18 | 2016-05-04 | 河南鸿昇环保设备制造有限公司 | Integrated biogas generation device |
| CN105543080B (en) * | 2016-02-18 | 2018-04-20 | 河南鸿昇环保设备制造有限公司 | A kind of integrated methane generating means |
| CN106479864A (en) * | 2016-11-10 | 2017-03-08 | 河南农业大学 | The exhaust heat stepped utilization system of rural area joint household biogas cogeneration of heat and power |
| CN106479870A (en) * | 2016-11-10 | 2017-03-08 | 河南农业大学 | Polynary circulating straw marsh gas fermentation system |
| CN106479864B (en) * | 2016-11-10 | 2019-11-01 | 河南农业大学 | Rural area joint household biogas cogeneration of heat and power is exhaust heat stepped to utilize system |
| CN106479870B (en) * | 2016-11-10 | 2019-11-01 | 河南农业大学 | Polynary circulating straw marsh gas fermentation system |
| CN110395798A (en) * | 2019-08-19 | 2019-11-01 | 浙江天地环保科技有限公司 | A kind of automatic homogenization device of livestock and poultry feces biogas project and method |
| CN112226341A (en) * | 2020-12-08 | 2021-01-15 | 南京绿瞬电子科技有限公司 | New forms of energy methane-generating pit desulfurization purifies and pressure stabilization system |
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