CN103482834A - Linked efficient methane fermentation device - Google Patents

Linked efficient methane fermentation device Download PDF

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Publication number
CN103482834A
CN103482834A CN201310450499.1A CN201310450499A CN103482834A CN 103482834 A CN103482834 A CN 103482834A CN 201310450499 A CN201310450499 A CN 201310450499A CN 103482834 A CN103482834 A CN 103482834A
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China
Prior art keywords
storage chamber
biogas
air storage
retort
water pressure
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CN201310450499.1A
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CN103482834B (en
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徐庆贤
林斌
官雪芳
钱蕾
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Institute of Agricultural Engineering Technology of Fujian Academy of Agricultural Sciences
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Institute of Agricultural Engineering Technology of Fujian Academy of Agricultural Sciences
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Publication of CN103482834A publication Critical patent/CN103482834A/en
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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
    • Y02E50/30Fuel from waste, e.g. synthetic alcohol or diesel

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Abstract

The invention relates to the technical field of rural energy and agricultural environmental protection technologies, in particular to a linked efficient methane fermentation device which comprises a methane reaction tank. The linked efficient methane fermentation device is characterized in that an output pipeline is arranged at the top of the reaction tank and communicated with an upper cavity of a gas storage chamber; water pressure rooms are arranged at two sides of the gas storage chamber and communicated with the bottom of the gas storage chamber; and a methane outlet pipe is also arranged on a side wall of an upper cavity of the reaction tank. The device is high in sewage treatment efficiency, and a methane storage cabinet is not required to be built separately as well.

Description

The interlock efficient methane fermentation system
Technical field
The present invention relates to rural energy and agricultural environmental protection technical field, particularly swine manure wastewater anaerobically fermenting, make the interlock efficient methane fermentation system of fecal sewage minimizing and resource utilization.
Background technology
In livestock and poultry cultivation, the processing of fowl poultry kind ight soil is very a problem, although in prior art, the upflow sludge bed reactor sewage treating efficiency is high, needs to build in addition methane holder and collect biogas, wastes resource, expends expense higher; And plug-flow hydraulic type biomass pool sewage treating efficiency is common, but generally can be reserved with the gas storage space of 20% left and right, waste methane-generating pit space, the methane-generating pit of not being fully used.Need a kind of novel biogas fermentation device for this reason.
Summary of the invention
The object of the present invention is to provide a kind of interlock efficient methane fermentation system, this installs, and not only sewage treating efficiency is high, and without building in addition methane holder.
Technical program of the present invention lies in: a kind of interlock efficient methane fermentation system, comprise upflowing biogas retort and pulling flow type methane-generating pit, it is characterized in that, described upflowing biogas retort top is provided with the biogas delivery conduit, described delivery conduit is connected with pulling flow type methane-generating pit air storage chamber epicoele, described air storage chamber two sides are provided with water pressure house, described water pressure house is connected with the air storage chamber bottom, control biogas air pressure in upflowing biogas retort and pulling flow type methane-generating pit air storage chamber by water pressure house, described retort epicoele sidewall also is provided with the biogas escape pipe.
Further, described retort bottom also is communicated with feed-pipe.
Further, described air storage chamber epicoele also is communicated with pneumatic tube, and described pneumatic tube leads to the retort bottom through pressure exerting device.
Further, described air storage chamber and water pressure house are concave shape, and the water pressure house top board is higher than the air storage chamber top board.
Further, described pressure exerting device is air compressor machine.
Compared with prior art, the present invention has the following advantages: two kinds of dissimilar methane-generating pits are combined to construction, form the interlock efficient methane fermentation system.This device is connected the biogas air outlet of upflowing biogas retort with plug-flow hydraulic type biomass pool gas storage space, thereby make upflowing biogas retort internal gas pressure identical with biogas air pressure in the plug-flow hydraulic type biomass pool, while needing to use gas, by plug-flow hydraulic type biomass pool gas storage space, export; In the plug-flow hydraulic type biomass pool, the pressure exerting device such as Gas application air compressor machine is back to upflowing biogas retort bottom feed mouth, upflowing biogas retort fermented liquid is stirred, complement each other, not only sewage treating efficiency is high, and, without building in addition methane holder, be very suitable for swine manure wastewater and process.
the accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
In figure: 1-retort 11-delivery conduit 12-escape pipe 2-pulling flow type methane-generating pit 20-air storage chamber 21-pneumatic tube 22-air storage chamber top board 3-water pressure house 31-water pressure house top board 4-feed-pipe 5-pressure exerting device.
Embodiment
For above-mentioned feature and advantage of the present invention can be become apparent, special embodiment below, and coordinate accompanying drawing, be described in detail below, but the present invention is not limited to this.
With reference to figure 1, a kind of interlock efficient methane fermentation system, comprise upflowing biogas retort 1 and pulling flow type methane-generating pit 2, described retort top is provided with biogas delivery conduit 11, described delivery conduit is connected with air storage chamber 20 epicoeles of pulling flow type methane-generating pit, delivery conduit is provided with the break-make that valve is controlled biogas, described air storage chamber two sides are provided with water pressure house 3, described water pressure house is connected with the air storage chamber bottom, with convenient biogas from delivery conduit enters air storage chamber, liquid in air storage chamber is pressed to water pressure house, to form waterhead, thereby control biogas air pressure in upflowing biogas retort and pulling flow type methane-generating pit air storage chamber by water pressure house, biogas output during convenient use biogas, described retort epicoele sidewall also is provided with biogas escape pipe 12, escape pipe is through repeatedly exporting biogas after bending, escape pipe is provided with the output that valve is controlled biogas, to facilitate every day use biogas.
Ight soil for convenience of fowl poultry kind enters retort, and described retort bottom also is communicated with feed-pipe 4.
In order to make biogas in air storage chamber pass into the retort bottom, fermented liquid is stirred, described air storage chamber epicoele also is communicated with pneumatic tube 21, also be provided with valve on pneumatic tube and control the break-make of biogas in pneumatic tube, described pneumatic tube leads to the retort bottom fermented liquid is stirred after pressure exerting device 5 pressurizations.
In the present embodiment, described air storage chamber and water pressure house are concave shape, and described water pressure house top board 31 is higher than air storage chamber top board 22, the liquid in air storage chamber are pressed to water pressure house after facilitating biogas to enter air storage chamber, thereby form pressure reduction.
In the present embodiment, described pressure exerting device is air compressor machine, can also be other compression appliances simultaneously.
Working process of the present invention: the ight soil of fowl poultry kind enters in retort and is fermented through feed-pipe, the biogas part that fermentation produces is exported and is directly used in use by escape pipe, another part is exported in the air storage chamber that enters the plug-flow hydraulic type biomass pool and is carried out gas storage by the delivery conduit at retort top, the biogas passed into makes liquid in the air storage chamber water pressure house discharged to two sides, thereby the liquid of water pressure house and air storage chamber forms waterhead, so that, while using biogas, biogas is exported under the pressure of waterhead.In air storage chamber, the biogas amount reduces, and the pressure of air storage chamber also reduces, and the liquid level of water pressure house also descends equal with the liquid level in air storage chamber.In air storage chamber, biogas is stirred the fermented liquid in retort towards the retort bottom after the press pressurization through pneumatic tube output simultaneously, makes the fermented liquid fermentative degradation more abundant.
The foregoing is only preferred embodiment of the present invention, for the ordinary skill in the art, according to instruction of the present invention, design multi-form biogas fermentation device and do not need performing creative labour, all equalization variation, modification, replacement and modification of making according to the present patent application the scope of the claims, all should belong to covering scope of the present invention without departing from the principles and spirit of the present invention.

Claims (4)

  1. One kind the interlock efficient methane fermentation system, comprise upflowing biogas retort and pulling flow type methane-generating pit, it is characterized in that, described upflowing biogas retort top is provided with the biogas delivery conduit, described delivery conduit is connected with pulling flow type methane-generating pit air storage chamber epicoele, described air storage chamber two sides are provided with water pressure house, described water pressure house is connected with the air storage chamber bottom, control biogas air pressure in upflowing biogas retort and pulling flow type methane-generating pit air storage chamber by water pressure house, described retort epicoele sidewall also is provided with the biogas escape pipe.
  2. 2. interlock efficient methane fermentation system according to claim 1, is characterized in that, described air storage chamber epicoele also is communicated with pneumatic tube, and described pneumatic tube leads to the retort bottom through pressure exerting device.
  3. 3. interlock efficient methane fermentation system according to claim 1, is characterized in that, described air storage chamber and water pressure house are concave shape, and the water pressure house top board is higher than the air storage chamber top board.
  4. 4. interlock efficient methane fermentation system according to claim 2, is characterized in that, described pressure exerting device is air compressor machine.
CN201310450499.1A 2013-09-29 2013-09-29 Interlock efficient methane fermentation system Active CN103482834B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
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Application Number Priority Date Filing Date Title
CN201310450499.1A CN103482834B (en) 2013-09-29 2013-09-29 Interlock efficient methane fermentation system

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CN103482834B CN103482834B (en) 2016-01-06

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006110495A (en) * 2004-10-15 2006-04-27 Nishihara Environment Technology Inc Hydrogen fermentation apparatus
CN201037595Y (en) * 2007-04-29 2008-03-19 冯义华 Water pressure type air tank
CN201277436Y (en) * 2008-06-10 2009-07-22 新疆西域牧歌农业科技有限公司 Hydraulic pressure type biogas storage apparatus
CN102515340A (en) * 2011-12-06 2012-06-27 福建省农业科学院农业工程技术研究所 Upper-flow sequencing batch methane tank
CN102703305A (en) * 2012-06-09 2012-10-03 欧盛刚 Labor-saving feed automatic residue discharge biogas pool
CN202881263U (en) * 2012-09-20 2013-04-17 西安建筑科技大学 Reaction device for producing biogas in dry process and wet process combined fermentation mode

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006110495A (en) * 2004-10-15 2006-04-27 Nishihara Environment Technology Inc Hydrogen fermentation apparatus
CN201037595Y (en) * 2007-04-29 2008-03-19 冯义华 Water pressure type air tank
CN201277436Y (en) * 2008-06-10 2009-07-22 新疆西域牧歌农业科技有限公司 Hydraulic pressure type biogas storage apparatus
CN102515340A (en) * 2011-12-06 2012-06-27 福建省农业科学院农业工程技术研究所 Upper-flow sequencing batch methane tank
CN102703305A (en) * 2012-06-09 2012-10-03 欧盛刚 Labor-saving feed automatic residue discharge biogas pool
CN202881263U (en) * 2012-09-20 2013-04-17 西安建筑科技大学 Reaction device for producing biogas in dry process and wet process combined fermentation mode

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