WO2016047060A1 - 液体処理ユニット及び液体処理装置 - Google Patents
液体処理ユニット及び液体処理装置 Download PDFInfo
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- WO2016047060A1 WO2016047060A1 PCT/JP2015/004554 JP2015004554W WO2016047060A1 WO 2016047060 A1 WO2016047060 A1 WO 2016047060A1 JP 2015004554 W JP2015004554 W JP 2015004554W WO 2016047060 A1 WO2016047060 A1 WO 2016047060A1
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- liquid processing
- liquid
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/28—Anaerobic digestion processes
- C02F3/2806—Anaerobic processes using solid supports for microorganisms
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/005—Combined electrochemical biological processes
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/72—Treatment of water, waste water, or sewage by oxidation
- C02F1/725—Treatment of water, waste water, or sewage by oxidation by catalytic oxidation
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/16—Biochemical fuel cells, i.e. cells in which microorganisms function as catalysts
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/70—Treatment of water, waste water, or sewage by reduction
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
- C02F1/461—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
- C02F1/46104—Devices therefor; Their operating or servicing
- C02F1/46109—Electrodes
- C02F2001/46133—Electrodes characterised by the material
- C02F2001/46138—Electrodes comprising a substrate and a coating
- C02F2001/46142—Catalytic coating
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
- C02F1/461—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
- C02F1/46104—Devices therefor; Their operating or servicing
- C02F1/46109—Electrodes
- C02F2001/46152—Electrodes characterised by the shape or form
- C02F2001/46157—Perforated or foraminous electrodes
- C02F2001/46161—Porous electrodes
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/10—Inorganic compounds
- C02F2101/16—Nitrogen compounds, e.g. ammonia
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/30—Organic compounds
- C02F2101/34—Organic compounds containing oxygen
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2203/00—Apparatus and plants for the biological treatment of water, waste water or sewage
- C02F2203/006—Apparatus and plants for the biological treatment of water, waste water or sewage details of construction, e.g. specially adapted seals, modules, connections
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/30—Aerobic and anaerobic processes
- C02F3/302—Nitrification and denitrification treatment
- C02F3/305—Nitrification and denitrification treatment characterised by the denitrification
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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
Definitions
- the present invention relates to a liquid processing unit and a liquid processing apparatus. Specifically, the present invention relates to a liquid processing unit and a liquid processing apparatus for purifying waste water.
- water treatment methods such as an activated sludge method utilizing aerobic respiration of microorganisms and an anaerobic treatment method utilizing anaerobic respiration of microorganisms are provided.
- the activated sludge method In the activated sludge method, mud containing microorganisms (activated sludge) and wastewater are mixed in a biological reaction tank, and the air necessary for the microorganisms to oxidize and decompose organic matter in the wastewater is sent to the biological reaction tank and stirred. And the waste water is purified.
- the activated sludge method requires enormous electric power for aeration of the biological reaction tank.
- a large amount of sludge (a dead body of microorganisms), which is an industrial waste, is generated.
- the conventional anaerobic treatment method has a problem that biogas containing a large amount of flammable and odorous odor is generated as a product of anaerobic respiration.
- An object of the present invention is to provide a liquid processing unit that can reduce the amount of sludge generation and suppress the generation of biogas, and a liquid processing apparatus using the same.
- the liquid processing unit has a first surface and a second surface, and further, hydrogen is provided between the first surface and the second surface.
- a conductor having a space in which ions move; and a structure that is disposed on the second surface and adjusts the oxygen supply amount.
- a liquid processing apparatus includes a liquid processing unit and a processing tank for holding a liquid to be processed, and the first surface of the conductor in the liquid processing unit is located inside the processing tank. positioned.
- FIG. 1 is a schematic cross-sectional view showing an example of a liquid processing apparatus according to an embodiment of the present invention.
- the liquid processing apparatus 10 holds a liquid processing unit 1 that decomposes components in the liquid 9 to be processed, such as organic substances, by an electrochemical reaction, and the liquid 9 to be processed. And a treatment tank 7.
- the liquid processing unit 1 includes a conductor 5 having a first surface 2 and a second surface 3.
- the liquid processing unit 1 includes a substantially rectangular parallelepiped conductor 5 having a first surface 2 and a second surface 3 opposite to the first surface 2.
- the 1st surface 2 and the 2nd surface 3 are surfaces which prescribe
- the first surface 2 is a surface located on the upstream side in the direction of movement of hydrogen ions and electrons inside the conductor 5, and the second surface 3 is a surface located on the downstream side. Further, the first surface 2 and the second surface 3 of the conductor 5 are located inside the treatment tank 7.
- the conductor 5 has a space 4 between the first surface 2 and the second surface 3 for the movement of hydrogen ions (H + ). That is, since a space (gap) continuous in the thickness direction exists inside the conductor 5, hydrogen ions generated on the first surface 2 can move to the second surface 3.
- the structure of the conductor 5 is not particularly limited as long as it has a space 4 inside and is electrically connected from the first surface 2 to the second surface 3. Further, the conductor 5 may extend continuously from the first surface 2 toward the second surface 3. Or the conductor 5 may be comprised from the several electrically conductive part electrically connected. For example, the conductor 5 may have a configuration in which a plurality of conductive layers are stacked and electrically connected. When the electrical resistance between the first surface 2 and the second surface 3 of the conductor 5 is kept low, electrons generated by the decomposition of the organic matter are easily moved, and higher processing efficiency is obtained.
- At least a part of the material constituting the conductor 5 may extend continuously from the first surface 2 toward the second surface 3, and may further extend across the space 4. . That is, at least a part of the material constituting the conductor 5 may extend in a direction perpendicular to the stacking direction of the conductor 5 and the structure 6 described later.
- the material of the conductor 5 is not particularly limited as long as the conductivity can be ensured.
- a conductive metal for example, at least one selected from the group consisting of aluminum, copper, stainless steel, nickel, and titanium can be used.
- the carbon material for example, at least one selected from the group consisting of carbon paper, carbon felt, carbon cloth, and graphite foil can be used.
- the conductive polymer material at least one selected from the group consisting of polyacetylene, polythiophene, polyaniline, poly (p-phenylene vinylene), polypyrrole and poly (p-phenylene sulfide) can be used.
- the conductor 5 needs to have a space 4 for hydrogen ions to move between the first surface 2 and the second surface 3. It is preferable to have a space (void) continuous in the stacking direction. In order to ensure such a space, it is preferable that the conductor 5 includes a porous conductor sheet.
- the conductor 5 is more preferably made of a porous conductor sheet. Since such a porous conductor sheet has a large number of pores therein, hydrogen ions can easily move.
- the conductor 5 preferably includes at least one of a woven cloth-like conductor sheet and a non-woven cloth-like conductor sheet. Since the woven fabric-like conductor sheet and the nonwoven fabric-like conductor sheet have a large number of pores, the movement of hydrogen ions can be facilitated.
- the conductor 5 may be a metal plate having a plurality of through holes from the first surface 2 to the second surface 3.
- the conductor 5 includes a nonwoven fabric-like conductor sheet, and it is particularly preferable that the conductor 5 is made of a nonwoven fabric-like conductor sheet. Since the nonwoven fabric easily changes its thickness and porosity, as will be described later, anaerobic microorganism group 8 is supported on the first surface 2 of the conductor 5, and an oxygen reduction catalyst is supported on the second surface 3. Can be easily obtained.
- the pore diameter of the space 4 in the conductor 5 is not particularly limited as long as hydrogen ions can move from the first surface 2 to the second surface 3.
- the anaerobic microorganism group 8 is used to oxidize and decompose organic substances and nitrogen-containing compounds contained in the liquid 9 to be processed. Therefore, it is preferable that the first surface 2 of the conductor 5 carries the anaerobic microorganism group 8. That is, it is preferable that the anaerobic microorganism group 8 is attached to the first surface 2 of the conductor 5. Since the anaerobic microorganism group 8 is supported, the treatment liquid 9 can be efficiently purified by utilizing the local battery reaction, as will be described later.
- the anaerobic microorganism group 8 does not necessarily have to be carried on the conductor 5 and can exhibit the same effect even when floating in the liquid 9 to be treated in the treatment tank 7.
- the liquid processing unit 1 includes a structure 6 that is disposed on the second surface 3 of the conductor 5 and adjusts the oxygen supply amount in addition to the conductor 5 described above.
- the structure 6 has oxygen permeability and has a function of supplying oxygen to the second surface 3 of the conductor 5. Furthermore, the structure 6 has a substantially rectangular parallelepiped shape having a surface 6a facing the second surface 3 of the conductor 5 and a surface 6b opposite to the surface 6a. And the surface 6a which opposes the 2nd surface 3 in the structure 6 is located in the inside of the processing tank 7 as shown in FIG. 1, and the surface 6b on the opposite side is located in the exterior of the processing tank 7.
- the structure 6 is preferably disposed partially or continuously on the surface of the second surface 3 of the conductor 5. However, in order to promote a local battery reaction described later, it is more preferable that the structure 6 is disposed so as to cover the entire second surface 3 of the conductor 5.
- the structure 6 is in contact with the conductor 5, as shown in FIG. That is, it is preferable that the surface 6 a facing the second surface 3 in the structure 6 is in contact with the second surface 3 of the conductor 5.
- a local battery reaction described later easily proceeds.
- a gap may exist between the second surface 3 of the conductor 5 and the surface 6a of the structure 6. .
- the structure 6 preferably has water repellency. Furthermore, the structure 6 is more preferably a sheet having water repellency. As shown in FIG. 1, the structure 6 is disposed so as to separate a liquid to be processed (liquid phase) 9 held in a processing tank 7 and a gas phase containing oxygen.
- “separation” means physically blocking. Thereby, while suppressing that the organic substance and nitrogen-containing compound in the to-be-processed liquid 9 move to the gaseous phase side, it can suppress that the oxygen molecule
- the entire side surface of the structure 6 is joined to the end 7d of the upper surface 7c of the processing tank 7 as shown in FIG. be able to. Thereby, it can suppress that the to-be-processed liquid 9 leaks out from the edge part 7d of the processing tank 7.
- the material of the structure 6 is not particularly limited as long as it is a material having a function of adjusting the oxygen supply amount, that is, oxygen permeability, and more preferably water repellency.
- a material of the structure 6 for example, at least one of silicone rubber and polydimethylsiloxane can be used. Since these materials have high oxygen solubility and oxygen diffusibility derived from the molecular structure of silicone, they are excellent in oxygen permeability. Furthermore, since these materials have small surface free energy, they are excellent in water repellency.
- a nonwoven fabric such as a waterproof permeable membrane or a nonwoven fabric of polyethylene and polypropylene can be used.
- Gore-Tex registered trademark
- Gore-Tex formed by combining a film obtained by stretching polytetrafluoroethylene and a polyurethane polymer can be used.
- the liquid processing apparatus widely includes an apparatus that decomposes or removes at least a part of components contained in a liquid to be processed (liquid to be processed).
- the liquid processing apparatus 10 includes the above-described liquid processing unit 1 and a processing tank 7 for holding the liquid 9 to be processed. Further, as shown in FIG. 1, the processing tank 7 includes an upper surface 7 c having an opening, and an end 7 d of the opening is joined to the entire side surface of the structure 6.
- the processing tank 7 has, for example, an abundance of molecular oxygen. It is kept in low anaerobic conditions. Thereby, in the processing tank 7, it becomes possible to hold
- the treatment tank 7 may be configured such that the liquid 9 to be treated flows through the treatment tank 7.
- the treatment tank 7 has a liquid supply port 7 a for supplying the liquid 9 to be treated to the treatment tank 7 and a liquid 9 for discharging the liquid 9 to be treated after the treatment.
- a liquid discharge port 7b may be provided.
- the liquid processing apparatus which concerns on this embodiment, it can be set as the liquid containing an organic substance, the compound containing nitrogen (nitrogen containing compound), or both, for example.
- the liquid to be treated may be an electrolytic solution.
- the liquid processing apparatus 10 includes a first surface 2 and a second surface 3, and further includes a space 4 in which hydrogen ions move between the first surface 2 and the second surface 3.
- the liquid processing unit includes a conductor 5 and a structure 6 that is disposed on the second surface 3 and adjusts the oxygen supply amount.
- the liquid processing apparatus 10 according to the present embodiment includes a liquid processing unit 1 and a processing tank 7 for holding the liquid 9 to be processed.
- the first surface 2 of the conductor in the liquid processing unit is a processing tank. Located inside.
- the liquid processing apparatus 10 having such a configuration, at least one of an organic substance and a nitrogen-containing compound contained in the liquid 9 to be processed is used on the first surface 2 side of the conductor 5 by utilizing the metabolism of the anaerobic microorganism group 8.
- the oxidation reaction is performed. Hydrogen ions (H + ) generated by the oxidation reaction are transferred to the second surface 3 side of the conductor 5 through the space 4 inside the conductor 5. Furthermore, electrons (e ⁇ ) generated by the oxidation reaction are transferred to the second surface 3 side through the conductor 5.
- oxygen in the air existing outside the liquid processing apparatus 10 is transferred to the second surface 3 side of the conductor 5 through the structure 6.
- the electron and hydrogen ion which were transferred from the 1st surface 2 side react with the oxygen molecule transferred by the structure 6, and oxygen reduction reaction arises.
- the oxidation reaction of the organic substance and the nitrogen-containing compound proceeds on the first surface 2 side of the conductor 5, and the oxygen reduction reaction proceeds on the second surface 3 side. Is formed.
- the liquid processing apparatus 10 of the present embodiment can efficiently oxidize and decompose components (organic matter or nitrogen-containing compound) contained in the liquid 9 to be processed through an electron transfer reaction. Specifically, organic substances and / or nitrogen-containing compounds contained in the liquid 9 to be treated are decomposed and removed by the metabolism of anaerobic microorganisms, that is, the growth of microorganisms. And since this oxidative decomposition process is performed on anaerobic conditions, the conversion efficiency from an organic substance to the new cell of microorganisms can be suppressed low rather than the case where it is performed on an aerobic condition.
- the proliferation of microorganisms that is, the generation amount of sludge can be reduced.
- odorous methane gas is generated in the normal anaerobic treatment, but in the oxidative decomposition treatment in the present embodiment, as described later, the metabolite is, for example, carbon dioxide (CO 2 ) gas. Generation can be suppressed.
- the liquid processing apparatus 10 of the present embodiment it is not necessary to provide wiring such as an external circuit, a current collector, and a booster system that are normally provided in the microbial fuel cell, so that a simpler configuration can be achieved. Moreover, since the structure of the liquid processing unit 1 is also simplified, the overall thickness can be reduced, and the liquid processing apparatus 10 can be reduced in size.
- the liquid 9 to be processed held in the treatment tank 7 contains components such as organic substances and nitrogen-containing compounds.
- a part of the component in the liquid 9 to be treated is metabolized by the anaerobic microorganism group 8 in the vicinity of the first surface 2 of the conductor 5.
- This metabolism generates electrons and releases carbon dioxide and hydrogen ions as metabolites.
- the generated electrons move from the first surface 2 through the conductor 5 to the second surface 3.
- the generated hydrogen ions pass through the space 4 inside the conductor 5 and move to the second surface 3 side.
- the oxygen molecules transferred by the structure 6 are combined with the transferred electrons and hydrogen ions, and water molecules are generated.
- the above-described local battery reaction (half-cell reaction) is represented by the following formula.
- First surface 2 of conductor 5 (anode): C 6 H 12 O 6 + 6H 2 O ⁇ 6CO 2 + 24H + + 24e ⁇
- the liquid processing apparatus 10 it is possible to form two electrodes integrally by making the both ends of the conductor 5 function as two electrodes used for battery reaction.
- the first surface 2 of the conductor 5 can function as an anode
- the second surface 3 can function as a cathode.
- the liquid processing apparatus 10 does not need to be provided with wiring such as an external circuit normally provided in the microbial fuel cell, a current collector, and a boosting system. For this reason, a simpler equipment configuration can be realized.
- the anode (first surface 2) and the cathode (second surface 3) are short-circuited and power generation is not performed, the processing efficiency of the liquid to be processed can be further improved.
- the liquid processing unit 1 of the present embodiment it is preferable that at least a part of the surface of the conductor 5 is covered with an electrically insulating material.
- the portion of the space 4 located between the first surface 2 and the second surface 3 in the surface of the conductor 5 is preferably covered with an electrically insulating material.
- the entire surface of the conductor 5 other than the first surface 2 and the second surface 3 may be covered with an electrically insulating material.
- the electrical insulating material is not particularly limited as long as electrical insulating properties can be obtained.
- natural rubber, synthetic resin, glass fiber, and the like can be used.
- the oxidation reaction of organic substances and nitrogen-containing compounds contained in the liquid 9 to be processed on the first surface 2 side of the conductor 5 is performed using the anaerobic microorganism group 8.
- the oxidation reaction of the organic matter contained in the liquid 9 may be performed using a catalyst material such as an oxidation catalyst. That is, the oxidation reaction of the organic matter or the like may be performed using an anaerobic microorganism group or a catalyst material, or may be performed using both an anaerobic microorganism group and a catalyst material.
- the oxidation catalyst may be supported on the first surface 2 of the conductor 5.
- the conductor 5 may carry an oxygen reduction catalyst on the second surface 3.
- the reaction between the oxygen transferred by the structure 6 and the hydrogen ions that have passed through the space 4 inside the conductor 5 and moved to the second surface 3 side is promoted, and the reduction reaction efficiency of oxygen is increased. Therefore, more efficient liquid processing can be realized.
- the structure 6 transmits oxygen in the air.
- the oxygen reduction catalyst is supported on the second surface 3, the oxygen is easily consumed by the oxygen reduction catalyst, so that mixing of oxygen into the liquid 9 is further suppressed, and the inside of the treatment tank 7 is high. It becomes possible to keep an anaerobic state.
- the oxygen reduction catalyst that can be supported on the conductor 5 is not particularly limited, but preferably contains platinum. Further, the oxygen reduction catalyst may include carbon particles doped with at least one nonmetallic atom and metal atom. The atoms doped in the carbon particles are not particularly limited.
- the nonmetallic atom may be, for example, a nitrogen atom, a boron atom, a sulfur atom, or a phosphorus atom.
- the metal atom may be, for example, an iron atom or a copper atom.
- the first surface 2 of the conductor 5 may be modified with, for example, an electron transfer mediator molecule.
- the to-be-processed liquid 9 in the processing tank 7 may contain the electron transfer mediator molecule.
- Such a mediator molecule is not particularly limited, and is composed of neutral red, anthraquinone-2,6-disulfonate (AQDS), thionine, potassium ferricyanide, and methylviologen. At least one selected from the group can be used.
- liquid treatment apparatus can be widely applied to treatment of liquids containing organic substances and nitrogen-containing compounds, for example, wastewater generated from factories of various industries, organic wastewater such as sewage sludge, and the like. It can also be used to improve the water environment.
- the liquid processing unit and the liquid processing apparatus of the present invention oxidize and decompose organic substances in the liquid to be processed by utilizing a local battery reaction, the amount of sludge generated can be reduced, and flammable methane gas with a specific odor can be generated. Generation of a large amount of biogas can be suppressed. Further, since it is not necessary to provide an external circuit or the like normally provided in the microbial fuel cell, a simple configuration can be achieved.
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Abstract
Description
・導電体5の第一の面2(アノード):C6H12O6+6H2O→6CO2+24H++24e-
・導電体5の第二の面3(カソード):6O2+24H++24e-→12H2O
・導電体5の第一の面2(アノード):4NH3→2N2+12H++12e-
・導電体5の第二の面3(カソード):3O2+12H++12e-→6H2O
2 第一の面
3 第二の面
4 空間
5 導電体
6 構造体
7 処理槽
8 嫌気性微生物群
9 被処理液
10 液体処理装置
Claims (8)
- 第一の面及び第二の面を有し、さらに前記第一の面と前記第二の面との間に水素イオンが移動する空間を有する導電体と、
前記第二の面に配置され、酸素供給量を調整する構造体と、
を備える液体処理ユニット。 - 前記導電体は、前記第二の面に酸素還元触媒を担持している請求項1に記載の液体処理ユニット。
- 前記導電体は、多孔質の導電体シートを備える請求項1又は2に記載の液体処理ユニット。
- 前記導電体は、織布状の導電体シート及び不織布状の導電体シートの少なくとも一方を備える請求項1又は2に記載の液体処理ユニット。
- 前記導電体の少なくとも一部の表面は、電気絶縁性材料で覆われている請求項1乃至4のいずれか一項に記載の液体処理ユニット。
- 前記構造体は撥水性能を有するシートである請求項1乃至5のいずれか一項に記載の液体処理ユニット。
- 請求項1乃至6のいずれか一項に記載の液体処理ユニットと、
被処理液を保持するための処理槽と、
を備え、
前記液体処理ユニットにおける導電体の第一の面は、前記処理槽の内部に位置している液体処理装置。 - 前記導電体は、前記第一の面に嫌気性微生物群を担持し、前記第二の面に酸素還元触媒を担持している請求項7に記載の液体処理装置。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
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EP15844252.5A EP3199496A4 (en) | 2014-09-26 | 2015-09-08 | Liquid processing unit and liquid processing device |
US15/329,168 US20170210653A1 (en) | 2014-09-26 | 2015-09-08 | Liquid treatment unit and liquid treatment device |
JP2016549921A JP6447932B2 (ja) | 2014-09-26 | 2015-09-08 | 液体処理ユニット及び液体処理装置 |
CN201580041269.7A CN106573809A (zh) | 2014-09-26 | 2015-09-08 | 液体处理单元及液体处理装置 |
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JP2014-196977 | 2014-09-26 | ||
JP2014196977 | 2014-09-26 |
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WO2016047060A1 true WO2016047060A1 (ja) | 2016-03-31 |
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Country Status (5)
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US (1) | US20170210653A1 (ja) |
EP (1) | EP3199496A4 (ja) |
JP (1) | JP6447932B2 (ja) |
CN (1) | CN106573809A (ja) |
WO (1) | WO2016047060A1 (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2017208496A1 (ja) * | 2016-06-01 | 2017-12-07 | パナソニックIpマネジメント株式会社 | 浄化ユニット及び浄化装置 |
JPWO2017208495A1 (ja) * | 2016-06-01 | 2019-03-22 | パナソニックIpマネジメント株式会社 | 浄化ユニット及び浄化装置 |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS63141697A (ja) * | 1986-12-03 | 1988-06-14 | Kensetsusho Doboku Kenkyu Shocho | 嫌気性固定床の形成方法 |
JP2002270209A (ja) * | 2001-03-06 | 2002-09-20 | Sharp Corp | 固体高分子型燃料電池 |
JP2004342412A (ja) * | 2003-05-14 | 2004-12-02 | Ebara Corp | 有機性物質を利用する発電方法及び装置 |
JP2005081238A (ja) * | 2003-09-08 | 2005-03-31 | Kajima Corp | 有機物含有液の嫌気処理方法及び装置 |
WO2009072564A1 (ja) * | 2007-12-07 | 2009-06-11 | Sony Corporation | 燃料電池およびその製造方法ならびに電子機器ならびに酵素固定化電極およびその製造方法ならびに撥水剤ならびに酵素固定化材 |
WO2009113479A1 (ja) * | 2008-03-14 | 2009-09-17 | 栗田工業株式会社 | 微生物発電方法および微生物発電装置 |
JP2012005971A (ja) * | 2010-06-25 | 2012-01-12 | Kajima Corp | 有機性廃水処理システム及び方法 |
WO2012115278A1 (ja) * | 2011-02-24 | 2012-08-30 | ソニー株式会社 | 微生物燃料電池、該電池の燃料と微生物、およびバイオリアクタとバイオセンサ |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL283574A (ja) * | 1961-09-25 | |||
US4690741A (en) * | 1984-10-12 | 1987-09-01 | Cape Cod Research, Inc. | Electrolytic reactor and method for treating fluids |
US7491453B2 (en) * | 2004-07-14 | 2009-02-17 | The Penn State Research Foundation | Bio-electrochemically assisted microbial reactor that generates hydrogen gas and methods of generating hydrogen gas |
JP2013239292A (ja) * | 2012-05-14 | 2013-11-28 | Hitachi Ltd | 微生物燃料電池用アノード、微生物燃料電池、微生物燃料電池用アノードの製造方法 |
JP6065321B2 (ja) * | 2013-04-22 | 2017-01-25 | パナソニックIpマネジメント株式会社 | 液体処理装置 |
JP6128978B2 (ja) * | 2013-06-14 | 2017-05-17 | パナソニック株式会社 | 燃料電池システムおよび燃料電池システム用モジュール |
-
2015
- 2015-09-08 WO PCT/JP2015/004554 patent/WO2016047060A1/ja active Application Filing
- 2015-09-08 EP EP15844252.5A patent/EP3199496A4/en not_active Withdrawn
- 2015-09-08 JP JP2016549921A patent/JP6447932B2/ja not_active Expired - Fee Related
- 2015-09-08 US US15/329,168 patent/US20170210653A1/en not_active Abandoned
- 2015-09-08 CN CN201580041269.7A patent/CN106573809A/zh active Pending
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS63141697A (ja) * | 1986-12-03 | 1988-06-14 | Kensetsusho Doboku Kenkyu Shocho | 嫌気性固定床の形成方法 |
JP2002270209A (ja) * | 2001-03-06 | 2002-09-20 | Sharp Corp | 固体高分子型燃料電池 |
JP2004342412A (ja) * | 2003-05-14 | 2004-12-02 | Ebara Corp | 有機性物質を利用する発電方法及び装置 |
JP2005081238A (ja) * | 2003-09-08 | 2005-03-31 | Kajima Corp | 有機物含有液の嫌気処理方法及び装置 |
WO2009072564A1 (ja) * | 2007-12-07 | 2009-06-11 | Sony Corporation | 燃料電池およびその製造方法ならびに電子機器ならびに酵素固定化電極およびその製造方法ならびに撥水剤ならびに酵素固定化材 |
WO2009113479A1 (ja) * | 2008-03-14 | 2009-09-17 | 栗田工業株式会社 | 微生物発電方法および微生物発電装置 |
JP2012005971A (ja) * | 2010-06-25 | 2012-01-12 | Kajima Corp | 有機性廃水処理システム及び方法 |
WO2012115278A1 (ja) * | 2011-02-24 | 2012-08-30 | ソニー株式会社 | 微生物燃料電池、該電池の燃料と微生物、およびバイオリアクタとバイオセンサ |
Non-Patent Citations (1)
Title |
---|
See also references of EP3199496A4 * |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2017208496A1 (ja) * | 2016-06-01 | 2017-12-07 | パナソニックIpマネジメント株式会社 | 浄化ユニット及び浄化装置 |
CN109195925A (zh) * | 2016-06-01 | 2019-01-11 | 松下知识产权经营株式会社 | 净化单元及净化装置 |
JPWO2017208495A1 (ja) * | 2016-06-01 | 2019-03-22 | パナソニックIpマネジメント株式会社 | 浄化ユニット及び浄化装置 |
Also Published As
Publication number | Publication date |
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JPWO2016047060A1 (ja) | 2017-06-15 |
EP3199496A1 (en) | 2017-08-02 |
US20170210653A1 (en) | 2017-07-27 |
JP6447932B2 (ja) | 2019-01-09 |
CN106573809A (zh) | 2017-04-19 |
EP3199496A4 (en) | 2017-08-02 |
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