CN208385536U - Wetland type microbiological fuel cell reactor with methane adsorption function - Google Patents
Wetland type microbiological fuel cell reactor with methane adsorption function Download PDFInfo
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- CN208385536U CN208385536U CN201821152529.5U CN201821152529U CN208385536U CN 208385536 U CN208385536 U CN 208385536U CN 201821152529 U CN201821152529 U CN 201821152529U CN 208385536 U CN208385536 U CN 208385536U
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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
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/50—Fuel cells
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Abstract
The utility model provides a kind of wetland type microbiological fuel cell reactor with methane adsorption function, it is related to environment and new energy technology field, it includes the cylinder in hollow cylinder shape and bottom end closure, cylinder is formed by connecting by more piece canister unit along the spelling of its axis, the water inlet pipe at body centre position is provided with through its side wall and is passed through on the side wall of neighbouring cylinder bottom surface, the open top of cylinder, the rhone of overflowing liquid in surge drum body is provided with along cylinder top periphery, top cover is fixedly connected on the top of rhone, top cover and rhone are encircled into air collecting chamber, the bottom end of air collecting chamber is equipped with air blower, the top of air collecting chamber is provided with gas outlet, gas boosting valve and adsorption tube are connected in turn by pipeline on gas outlet, adsorbent is filled in adsorption tube, the outer wall of adsorption tube is enclosed with constant temperature water layer.Solves the technical issues of lacking methane processing unit on wetland type microbiological fuel cell reactor in the prior art.
Description
Technical field
The utility model relates to environment and new energy technology fields, more particularly to a kind of with the wet of methane adsorption function
Ground type microbiological fuel cell reactor.
Background technique
Water is Source of life, is the base substance of all life body.The zoic existence of institute in the mankind or even the ecosystem
It is unable to do without water.World population is numerous, and the water possessed per capita is very little, and human progress while brings water resources crisis prestige
Coerce the life security of the mankind.Energy conservation has become inevitable social consensus.Microbiological fuel cell is as novel dirt
Water treatment technology has found breach for the substitution of renewable energy, the water resource for being expected to alleviate or eliminate the whole world occurs
Very few and water pollution crisis.
Microbiological fuel cell is the device for converting the chemical energy in organic matter under the action of microorganism electric energy.It is existing
Some wetland type microbiological fuel cell reactors are in terms of water inlet, the effect of uniform water distribution in order to obtain, the side generallyd use
Formula is to do the bottom end of microbiological fuel cell reactor conical, installs water inlet in the miner diameter end of cone, this anti-
Answer the stability of device bad, it is necessary to manufacture special bracket and be supported to reactor, increase manufacturing cost.
In wetland type microbiological fuel cell reaction system, produced as the decomposition of organic matter usually has methane gas
Raw, methane is as a kind of inflammable greenhouse gases, and greenhouse effects can not only be reinforced by being discharged into air, if reaching a certain concentration also
Have the possibility of explosion, but on existing wetland type microbiological fuel cell reactor usually not to the methane gas of generation at
It manages and directly empties, destruction is caused to environment, or even there are also security risks.
Utility model content
For the above problem in the prior art, the utility model provides a kind of wetland type with methane adsorption function
Microbiological fuel cell reactor solves and lacks at methane on wetland type microbiological fuel cell reactor in the prior art
The technical issues of managing device.
In order to achieve the above object of the invention, the technical solution adopted in the utility model is as follows:
There is provided a kind of wetland type microbiological fuel cell reactor with methane adsorption function comprising be in hollow cylinder
The cylinder of shape and bottom end closure, cylinder are formed by connecting by more piece canister unit along the spelling of its axis, and yin is provided in cylinder
Pole layer and anode layer, cathode layer are located at the top of anode layer, and between cathode layer and anode layer and anode layer and cylinder bottom surface
Between be provided with gravel layer, cathode layer is connected with anode layer by reaction solution.
The water inlet pipe at body centre position, cylinder are provided with through its side wall and are passed through on the side wall of neighbouring cylinder bottom surface
Open top, the rhone of overflowing liquid in surge drum body is provided with along cylinder top periphery, is fixed on the top of rhone
It is connected with top cover, top cover and rhone are encircled into air collecting chamber, and the bottom end of air collecting chamber is equipped with air blower, the top setting of air collecting chamber
There is a gas outlet, gas boosting valve and adsorption tube are connected in turn by pipeline on gas outlet, adsorbent is filled in adsorption tube, inhales
The outer wall of attached pipe is enclosed with constant temperature water layer.
Further, pass through flanged joint between adjacent cylinder unit.
Further, it is provided with sampling pipe on the side wall of cylinder, ball valve is installed on sampling pipe.
Further, cylinder bottom end is fixedly connected with the connection boss for extending its external cylindrical surface, connects uniformly distributed on boss
Have along the perforative bolt hole of cylinder axial direction.
Further, the bottom of rhone is provided with discharge outlet, is connected with drain valve in discharge outlet.
Further, water inlet pipe is located at the intracorporal one end of cylinder and is provided with bending part in the axial direction, the side wall of bending part
On be provided with several spray heads.
Further, adsorbent is active powdered carbon.
Further, valve is provided on the pipeline between gas boosting valve and adsorption tube.
Compared with wetland type microbiological fuel cell reactor in the prior art, the utility model has the following beneficial effects:
The exhaust outlet of reactor is provided with methane adsorption device, avoids methane and directly empties and endanger Environmental security；It is logical
It crosses gas boosting valve and carries out pressurized treatments for the gas in adsorption tube is entered, be conducive to adsorbent preferably by methane from air
Separation；Extraneous ozone is blown into air collecting chamber by air blower, be ensure that normal oxygen supply in reactor and is promoted
Methane gas positioned at air upper layer is discharged from gas outlet.
This structure of reactor is simple, design is reasonable；Cylinder is assembled by more piece canister unit, can according to need change
The canister unit quantity of cylinder is constructed, neatly the suitable height of selection and volume；By flanged joint between canister unit, tear open
It is convenient to unload combination；The connection boss of bottom setting is connected with corresponding interconnecting piece on other devices by threaded fastener, is realized
Being fixedly secured for the present apparatus, ensure that the stability of the present apparatus.
Water inlet pipe on cylinder is led water into body centre position by side wall, is increased in the bending part of water inlet tube end setting
Big water flow flows through distance along axial, and spray head is arranged on bending part to increase the cross-sectional area of water flow, so that water be promoted to exist
Stretching in gravel layer；Since water is from body centre position radiation transmission outward, so the distribution of water can be more equal in cylinder
It is even, microbial degradation organic matter or oxidation of organic compounds can be promoted, to improve the efficiency of fuel cell generation of microbiological fuel cell.Draining
The setting of slot avoids the intracorporal reaction liquid of cylinder and overflows outside this reactor, and the intracorporal reaction liquid of cylinder is collected into rhone
In, it is discharged by discharge outlet unification and controllably.
Detailed description of the invention
Fig. 1 is the wetland type microbiological fuel cell reactor schematic diagram with methane adsorption function.
Wherein, 1, cylinder；11, cathode layer；12, anode layer；13, gravel layer；14, boss is connected；141, bolt hole；2, into
Water pipe；21, bending part；22, spray head；3, rhone；31, discharge outlet；32, drain valve；4, top cover；5, air collecting chamber；51, air blast
Machine；52, gas outlet；6, gas boosting valve；61, valve；7, adsorption tube；71, adsorbent；72, constant temperature water layer；8, sampling pipe；81,
Ball valve；9, wetland type plant.
Specific embodiment
Specific embodiment of the present utility model is described below, in order to facilitate understanding by those skilled in the art
The utility model, it should be apparent that the utility model is not limited to the range of specific embodiment, to the common skill of the art
For art personnel, if various change the attached claims limit and determine the utility model spirit and scope in,
These variations are it will be apparent that all utilize the innovation and creation of the utility model design in the column of protection.
The cardinal principle of microbiological fuel cell are as follows: the respiration of microorganism is gone back by intracellular a series of oxidation
Original reaction obtains the process of energy.Microorganism can have by respiration, catalytic decomposition with the organic matter or oxidation of biochemical degradation
Machine object restores electron acceptor, obtains the energy of synthesis atriphos (ATP).Electronics is passed by electron transport chain from reducing agent
Oxidant is passed, proton is pumped into the outside of cell inner wall, to generate proton motive force, thus ATP is generated.In respiratory chain
Potential difference between electron donor and electron acceptor is bigger, and the gibbs free energy change of reaction is bigger, and more ATP can be closed
At bacterium is obtained with more energy.Therefore, microbes as much as possible select potential highest in its limit of power
And available electron acceptor obtains energy gain.In the presence of electrode, microorganism can guide electron transmission using electrode
With collection electronics, attachment point, the degradation of catalyzing organic are provided for microorganism, so that the electronics generated passes through electrodes transfer to yin
Pole.
As shown in Figure 1, being the wetland type microbiological fuel cell reactor with methane adsorption function in this programme, anti-
Kind at the top of device is answered to be implanted with wetland type plant 9.The wetland type plant of plantation can produce more oxygen, be conducive to cathode reaction
It carries out, to promote the water purification ability of the reactor.
The wetland type microbiological fuel cell reactor with methane adsorption function include in hollow cylinder shape and
The cylinder 1 of bottom end closure, cylinder 1 are formed by connecting along its axis by flange spelling by more piece canister unit.The material of cylinder 1 is to have
Machine glass.1 bottom end closure of cylinder and it is fixedly connected with the connection boss 14 for extending its external cylindrical surface, connected uniformly distributed on boss 14
There are four along the perforative bolt hole 141 of cylinder axial direction.
The open top of cylinder 1 is bonded with the rhone 3 for preventing that liquid overflows in cylinder along cylinder top peripheral seal,
Rhone 3 is the annular groove that side wall is higher than cylinder lateral wall, and bottom lowest point is provided with discharge outlet 31, is connected in discharge outlet 31
Drain valve 32.
It is fixedly connected with top cover 4 on the top of rhone 3, top cover 4 and rhone 3 are encircled into air collecting chamber 5, air collecting chamber 5
Bottom end is equipped with air blower 51, and the top of air collecting chamber 5 is provided with gas outlet 52, is connected with gas in turn by pipeline on gas outlet 52
Body pressure charging valve 6 and adsorption tube 7, adsorption tube 7 is interior to be filled with adsorbent 71, and the outer wall of adsorption tube 7 is enclosed with constant temperature water layer 72.
Since the characteristic of the gases such as methane and nitrogen, oxygen and carbon dioxide in air has differences, adsorbent 71 is right
The characterization of adsorption of these gases also there is difference, and adsorbent is to the adsorbance of gas as the raising of air pressure also can be with increasing
Add, so adjusting the air pressure entered in adsorption tube 7 by gas boosting valve 6, completes adsorbent 71 to first in pressurized environment
The absorption of alkane.It is provided with valve 61 on pipeline between gas boosting valve 6 and adsorption tube 7, is controlled whether by valve 61
To being passed through gas in adsorption tube 7.
Constant temperature water layer 72 is the thermostatted water constantly recycled, effect be guarantee adsorption tube 7 in temperature it is constant 25 DEG C~
In 26 DEG C of section.Adsorbent 71 is by thoroughly dry powdered active carbon, 2097 ㎡ of specific surface area/g, and micro pore volume is
1.12ml/g。
The water inlet pipe 2 at body centre position is provided with through its side wall and is passed through on the side wall of neighbouring 1 bottom surface of cylinder, into
One end that water pipe 2 is located in cylinder 1 is provided with bending part 21 in the axial direction, is provided with several sprays on the side wall of bending part 21
First 22.It is provided with sampling pipe 6 on the side wall of cylinder 1, ball valve 61 is installed on sampling pipe 6.
Cathode layer 11 and anode layer 12 are provided in cylinder 1, cathode layer 11 is located at the top of anode layer 12, and cathode layer
Gravel layer 13, cathode layer 11 and anode layer 12 are provided between 11 and anode layer 12 and between 1 bottom surface of anode layer 12 and cylinder
Between be connected by titanium silk.The main matter of gravel layer 13 be quartz sand, for support upper layer filler and separate cathode layer 11 and
The effect of anode layer 12.
The anode of microbiological fuel cell needs to have the conductive material of preferable biocompatibility as electrode material, anode
Filling thickness is twice of cathode layer 11 of granular activated carbon in layer 12, and anode is inoculated with the anaerobism thickened sludge of sewage treatment plant, should
Strain in sludge is used as seed sludge after dextrose broth domestication culture.The matrix supplied in reactor is glucose
Solution, whole system are run under the conditions of 15 DEG C~20 DEG C.1 millimeter of diameter of titanium silk is placed among anode layer 12, for connecting
Connect external circuitry.
Oxygen in air is considered as the electron acceptor for being most suitable for microbiological fuel cell engineer application.But due to oxygen
Reaction when overpotential is higher and oxygen reduction of electrochemical catalysis reduction can only occur on gas-liquid-solid three-phase interface, so selection
Catalyst of the granular activated carbon as redox reactions, the large specific surface area of activated carbon surface enable active carbon to generate
Certain catalytic current, it is sufficient to for the microbial fuel cells system of less demanding to current density.
Cathode layer 11 is located at the top of cylinder, contacts with air, and filler is granular activated carbon, and activated carbon cathode layer 11 is inscribed
The aerobic thickened sludge of kind sewage treatment plant.It is equally placed with titanium silk in cathode layer 11 to connect with external circuit, cathode layer 11 and sun
Pole layer 12, by the reaction solution conducting flowed in reactor, is connected outside cylinder 1 by titanium silk between 1 inside of cylinder.Titanium
The part that silk is located in reactor is sealed with epoxy resin.
The wetland type microbiological fuel cell reactor working principle with methane adsorption function are as follows: pass through the compacted of the external world
The devices such as dynamic pump squeeze into reaction solution in cylinder 1 from water inlet pipe 2, will by the effect of electricity-producing microorganism when by anode layer 12
Organic matter in reaction solution is degraded, and electronics is generated, and electronics reaches cathode layer 11 by titanium silk and external circuit.React liquid stream
When crossing cathode layer 11, the effect of microorganism is again passed by further by the organic matter degradation in water, anode discharges at the same time
Electronics reacts generation water with oxygen, the hydrogen ion in water and in air after reaching cathode layer.Reaction liquid in reactor, finally
It is discharged outside cylinder by the rhone on cylinder top.
In organic matter decomposable process, it is easy to generate methane if anoxic.It, can automatic position since methane is lighter than air
In the top of air collecting chamber 5, then it is discharged under the action of air blower 51 by being set to the gas outlet 52 on 5 top of air collecting chamber, drum
Blower 51 is blown into fresh air in air collecting chamber 5 and brings more oxygen into, ensure that redox reaction in reactor smoothly into
Row.
Claims (8)
1. a kind of wetland type microbiological fuel cell reactor with methane adsorption function, which is characterized in that including in hollow
The cylinder (1) of cylindrical shape and bottom end closure, the cylinder (1) are formed by connecting by more piece canister unit along the spelling of its axis,
It is provided with cathode layer (11) and anode layer (12) in the cylinder (1), the cathode layer (11) is located at the anode layer (12)
Top, and gravel layer is provided between cathode layer (11) and anode layer (12) and between anode layer (12) and cylinder (1) bottom surface
(13), the cathode layer (11) is connected with the anode layer (12) by reaction solution；
The water inlet pipe at body centre position is provided with through its side wall and is passed through on the side wall of the neighbouring cylinder (1) bottom surface
(2), the open top of the cylinder (1) is provided with the rhone (3) of overflowing liquid in surge drum body along cylinder top periphery,
It is fixedly connected with top cover (4) on the top of the rhone (3), the top cover (4) and the rhone (3) are encircled into air collecting chamber
(5), the bottom end of the air collecting chamber (5) is equipped with air blower (51), and the top of the air collecting chamber (5) is provided with gas outlet (52),
Gas boosting valve (6) and adsorption tube (7) are connected in turn by pipeline on the gas outlet (52), filled out in the adsorption tube (7)
Filled with adsorbent (71), the outer wall of the adsorption tube (7) is enclosed with constant temperature water layer (72).
2. the wetland type microbiological fuel cell reactor according to claim 1 with methane adsorption function, feature
It is, passes through flanged joint between the adjacent canister unit.
3. the wetland type microbiological fuel cell reactor according to claim 1 with methane adsorption function, feature
It is, is provided on the side wall of the cylinder (1) sampling pipe (8), ball valve (81) is installed on the sampling pipe (8).
4. the wetland type microbiological fuel cell reactor according to claim 1 with methane adsorption function, feature
It is, cylinder (1) bottom end is fixedly connected with the connection boss (14) for extending its external cylindrical surface, the connection boss (14)
On be evenly equipped with along the perforative bolt hole of cylinder axial direction (141).
5. the wetland type microbiological fuel cell reactor according to claim 1 with methane adsorption function, feature
It is, the bottom of the rhone (3) is provided with discharge outlet (31), is connected with drain valve (32) on the discharge outlet (31).
6. the wetland type microbiological fuel cell reactor according to claim 1 with methane adsorption function, feature
It is, the water inlet pipe (2) is located at one end in cylinder (1) and is provided with bending part (21) in the axial direction, the bending part
(21) several spray heads (22) are provided on side wall.
7. the wetland type microbiological fuel cell reactor according to claim 1 with methane adsorption function, feature
It is, the adsorbent (71) is active powdered carbon.
8. the wetland type microbiological fuel cell reactor according to claim 1 with methane adsorption function, feature
It is, is provided with valve (61) on the pipeline between the gas boosting valve (6) and adsorption tube (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821152529.5U CN208385536U (en) | 2018-07-19 | 2018-07-19 | Wetland type microbiological fuel cell reactor with methane adsorption function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821152529.5U CN208385536U (en) | 2018-07-19 | 2018-07-19 | Wetland type microbiological fuel cell reactor with methane adsorption function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208385536U true CN208385536U (en) | 2019-01-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821152529.5U Expired - Fee Related CN208385536U (en) | 2018-07-19 | 2018-07-19 | Wetland type microbiological fuel cell reactor with methane adsorption function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208385536U (en) |
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2018
- 2018-07-19 CN CN201821152529.5U patent/CN208385536U/en not_active Expired - Fee Related
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| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190115 Termination date: 20190719 |