WO2022185775A1 - 生成装置および排ガス処理システム - Google Patents
生成装置および排ガス処理システム Download PDFInfo
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- WO2022185775A1 WO2022185775A1 PCT/JP2022/002383 JP2022002383W WO2022185775A1 WO 2022185775 A1 WO2022185775 A1 WO 2022185775A1 JP 2022002383 W JP2022002383 W JP 2022002383W WO 2022185775 A1 WO2022185775 A1 WO 2022185775A1
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- WIPO (PCT)
- Prior art keywords
- mesh
- anode
- magnesium
- cathode
- alkaline solution
- Prior art date
Links
- 239000011777 magnesium Substances 0.000 claims abstract description 255
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 claims abstract description 148
- 229910052749 magnesium Inorganic materials 0.000 claims abstract description 148
- 239000012670 alkaline solution Substances 0.000 claims abstract description 77
- 238000002347 injection Methods 0.000 claims description 59
- 239000007924 injection Substances 0.000 claims description 59
- 238000003860 storage Methods 0.000 claims description 33
- 238000005259 measurement Methods 0.000 claims description 14
- 239000004020 conductor Substances 0.000 claims description 11
- 239000007788 liquid Substances 0.000 claims description 11
- 238000003756 stirring Methods 0.000 claims description 10
- 239000002351 wastewater Substances 0.000 claims description 9
- 239000000463 material Substances 0.000 claims description 8
- 230000004308 accommodation Effects 0.000 claims description 6
- 238000010586 diagram Methods 0.000 description 42
- 239000000126 substance Substances 0.000 description 38
- 238000006243 chemical reaction Methods 0.000 description 35
- 239000007789 gas Substances 0.000 description 33
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 24
- 239000003513 alkali Substances 0.000 description 10
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 6
- 230000000149 penetrating effect Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 239000002585 base Substances 0.000 description 4
- 230000000052 comparative effect Effects 0.000 description 4
- 239000000615 nonconductor Substances 0.000 description 4
- 230000035484 reaction time Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 2
- 239000003651 drinking water Substances 0.000 description 2
- 235000020188 drinking water Nutrition 0.000 description 2
- 238000005868 electrolysis reaction Methods 0.000 description 2
- 239000001257 hydrogen Substances 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000003607 modifier Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- XTQHKBHJIVJGKJ-UHFFFAOYSA-N sulfur monoxide Chemical class S=O XTQHKBHJIVJGKJ-UHFFFAOYSA-N 0.000 description 2
- 229910052815 sulfur oxide Inorganic materials 0.000 description 2
- JLVVSXFLKOJNIY-UHFFFAOYSA-N Magnesium ion Chemical compound [Mg+2] JLVVSXFLKOJNIY-UHFFFAOYSA-N 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000003599 detergent Substances 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- -1 hydroxide ions Chemical class 0.000 description 1
- 229910001425 magnesium ion Inorganic materials 0.000 description 1
- 238000002407 reforming Methods 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/14—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by absorption
- B01D53/1418—Recovery of products
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/14—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by absorption
- B01D53/1425—Regeneration of liquid absorbents
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/92—Chemical or biological purification of waste gases of engine exhaust gases
-
- 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
-
- 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
- Y02E60/36—Hydrogen production from non-carbon containing sources, e.g. by water electrolysis
Definitions
- the present invention relates to a generator and an exhaust gas treatment system.
- Patent Literature 1 states that "an object of the present invention is to provide a bathroom reformer that is inexpensive and easy to handle” (paragraph 0004).
- Patent Document 2 "Tableware that reduces the amount of detergent used and shortens the washing time by disposing an electrolyzed water generating means that supplies electrolyzed water modified to alkaline to the tableware. Realize a cleaning device.” (Abstract).
- Patent Document 3 describes, "Providing a water reformer used for reforming drinking water into alkaline ionized water, which can be used even in boiling water.” book).
- Patent Document 4 ⁇ The flow rate of the water to be treated can be adjusted by adjusting the flow rate of the water to be treated while observing the state of floating and dispersion of the water modifier by the water flow by making it possible to check the inside of the water modifier from the outside. It is possible to adjust the flow rate so that the treatment can be performed most efficiently.”
- Patent Document 5 states, "To purify drinking water, prevent water putrefaction, and at the same time, make it possible to easily and reliably produce water rich in hydrogen without using an electrolysis device.” (Summary).
- Patent Literature [Patent Document 1] JP-A-2001-149940 [Patent Document 2] JP-A-2003-265400 [Patent Document 3] Utility Model Registration No. 3141713 [Patent Document 4] JP-A-2005-013862 [Patent Document 5] JP-A-2004-041949
- the alkaline solution generator it is preferable that the alkaline solution can be continuously generated.
- a first aspect of the present invention provides a generator.
- the generating device generates an alkaline solution for treating exhaust gas, and includes a storage section for storing the alkaline solution, and an input section for loading magnesium into the storage section.
- the housing part has an anode maintained at a predetermined first potential and in contact with the alkaline solution, and a cathode maintained at a predetermined second potential lower than the first potential and in contact with the alkaline solution.
- the injection unit injects magnesium into a predetermined injection area between the anode and the cathode in the container.
- the housing part may further have one or more first meshes.
- the anode and the injection area may be separated by a first mesh of a plurality of meshes.
- the cathode and the injection area may be separated by other first meshes of the plurality of first meshes.
- the housing further comprises one or more intermediate meshes disposed between one first mesh and another first mesh in the anode-to-cathode direction to separate at least a portion of the dosing area from the anode.
- a plurality of intermediate meshes may be arranged in a direction from the anode to the cathode and in a direction crossing the direction from the anode to the cathode.
- the outer shape of the intermediate mesh may be plate-like.
- the intermediate mesh may be provided with openings penetrating through the plate-like plate surface.
- the width of the opening may be smaller than the diameter of the granular magnesium.
- the input area may be surrounded by one or more first meshes.
- the accommodation part may further have a second mesh arranged between the anode and one of the first meshes in the direction from the anode to the cathode.
- the anode may be surrounded by the second mesh when viewed from the top of the housing portion.
- the charging section may charge magnesium into a region surrounded by the second mesh in the accommodating section.
- Magnetic may be granular. In the direction from the anode to the cathode, the width between the anode and the second mesh arranged closer to the cathode than the anode may be greater than the diameter of the granular magnesium.
- the width of the anode and the second mesh arranged farther from the cathode than the anode may be smaller than the diameter of the granular magnesium.
- the area surrounded by the second mesh may be smaller than the area surrounded by the first mesh when viewed from the top of the housing portion.
- the diameter of the granular magnesium charged into the area surrounded by the second mesh may be smaller than the diameter of the granular magnesium charged into the area surrounded by the first mesh.
- the outer shape of the second mesh may be plate-like.
- the second mesh may be provided with openings penetrating through the plate-like plate surface.
- the width of the opening may be smaller than the diameter of the granular magnesium.
- the container may have a bottom plate arranged below the alkaline solution.
- the openings in the first mesh may be smaller as they are spaced upward from the bottom plate.
- the generation device may further comprise magnesium transfer means.
- the accommodation part may further have a connecting part that connects the area surrounded by the first mesh and the area surrounded by the second mesh.
- the magnesium moving means may move magnesium in the area surrounded by the first mesh to the area surrounded by the second mesh through the connection.
- the anode may be plate-shaped with a surface facing the cathode.
- the face of the anode may have a recess that is recessed in a direction away from the cathode.
- Granular magnesium may be placed in the recess.
- the storage unit may have a carry-in port and a carry-out port.
- the alkaline solution may be carried out from the container through the outlet.
- a liquid for generating the alkaline solution may be carried into the container through the inlet.
- the one or more first meshes may be arranged between the inlet and the outlet in the alkaline solution flow path.
- the cathode may be made of a material with a lower ionization tendency than magnesium.
- the generating device may further include a stirring section for stirring the alkaline solution.
- the generator includes a voltage measurement unit that measures the voltage between the anode and the cathode, or a current measurement unit that measures the current flowing between the anode and the cathode, and the injection unit that determines the timing at which magnesium is injected into the injection area. You may further provide the injection
- the injection control section may control the timing at which the injection section injects magnesium into the injection region based on the voltage measured by the voltage measurement section or the current measured by the current measurement section.
- a second aspect of the present invention provides a generator.
- the generating device generates an alkaline solution for treating exhaust gas, and includes a storage section for storing the alkaline solution, and an input section for loading magnesium into the storage section.
- the housing part has a cathode in contact with the alkaline solution and a second mesh in contact with the alkaline solution. In a top view of the housing portion, the area surrounded by the second mesh is arranged apart from the cathode.
- the injection unit injects magnesium into a region surrounded by the second mesh and a predetermined injection region between the region surrounded by the second mesh and the cathode in the storage unit. Magnesium introduced into the area surrounded by the second mesh is kept in contact with the alkaline solution and at a predetermined first potential, and the cathode is maintained at a predetermined second potential lower than the first potential. be.
- the second mesh may be a conductor. At least part of the magnesium injected into the area surrounded by the second mesh may contact the second mesh of the conductor. A second mesh of conductors may be maintained at the first potential.
- a third aspect of the present invention provides an exhaust gas treatment system.
- the exhaust gas treatment system includes an exhaust gas treatment device for treating exhaust gas, a generation device, and a mixing section for mixing waste water discharged from the exhaust gas treatment device and an alkaline solution generated by the generation device.
- FIG. 1 is a diagram illustrating an example of a generating device 100 according to one embodiment of the invention
- FIG. 4 is a diagram showing an example of a first mesh 50
- FIG. It is a figure which shows the production
- FIG. 3 is a diagram showing the alkali generation rate of generator 200 and generator 300.
- FIG. 2 is a diagram showing another example of a top view of the generation device 100 shown in FIG. 1.
- FIG. FIG. 4 is a diagram showing another example of the generation device 100 according to one embodiment of the present invention;
- FIG. 9 is a diagram showing an example of a top view of the generation device 100 shown in FIG. 8.
- FIG. FIG. 4 is a diagram showing another example of the generation device 100 according to one embodiment of the present invention; 11 is an enlarged view of the vicinity of anode 40, second mesh 52-1 and second mesh 52-2 in FIG. 10.
- FIG. 11 is another enlarged view of the vicinity of the anode 40, the second mesh 52 and the first mesh 50 in FIG. 10;
- FIG. 11 is a diagram showing another example of a top view of the generation device 100 shown in FIG. 10.
- FIG. 4 is a diagram showing another example of the generation device 100 according to one embodiment of the present invention
- FIG. 4 is a diagram showing another example of the generation device 100 according to one embodiment of the present invention
- 5 is a diagram showing another example of the first mesh 50
- FIG. FIG. 4 is a diagram showing another example of the generation device 100 according to one embodiment of the present invention
- FIG. 4 is a diagram showing another example of the generation device 100 according to one embodiment of the present invention
- 4 illustrates an example of a generation device 400 according to one embodiment of the present invention
- FIG. 22 is a diagram showing an example of a top view of the generation device 400 shown in FIG. 21.
- FIG. FIG. 4 is a diagram showing another example of the generation device 100 according to one embodiment of the present invention
- FIG. 4 is a diagram showing another example of the generation device 100 according to one embodiment of the present invention
- 1 is a diagram showing an example of an exhaust gas treatment system 500 according to one embodiment of the present invention
- FIG. 1 is a diagram illustrating an example of a generating device 100 according to one embodiment of the invention.
- the generating device 100 includes a storage section 10 and an input section 20 .
- the storage unit 10 generates an alkaline solution 30 for treating exhaust gas, and stores the generated alkaline solution 30 .
- the storage unit 10 generates an alkaline solution 30 for treating exhaust gas discharged from power plants such as ships and factories. Treating exhaust gas refers to removing harmful substances such as sulfur oxides (SO x ) and nitrogen oxides (NO x ) contained in the exhaust gas.
- the housing part 10 is, for example, a water tank.
- the charging unit 20 charges Mg (magnesium) 22 into the storage unit 10 .
- the input unit 20 is, for example, a hopper.
- the input section 20 may be arranged above the storage section 10 .
- the input unit 20 may input Mg (magnesium) 22 into the storage unit 10 from above the storage unit 10 .
- Mg (magnesium) 22 may be granular. That the Mg (magnesium) 22 is granular may refer to a state in which at least a portion of the surface of the Mg (magnesium) 22 is curved, or may refer to a state in which the surface is planar.
- the input unit 20 may input a plurality of granular Mg (magnesium) 22 into the storage unit 10 .
- the accommodation section 10 has an anode 40 and a cathode 42 .
- Anode 40 is maintained at a predetermined first potential V1.
- the cathode 42 is maintained at a predetermined second potential V2.
- the second potential V2 is lower than the first potential V1.
- Anode 40 and cathode 42 are in contact with alkaline solution 30 .
- Anode 40 and cathode 42 are connected to power supply 90 .
- the anode 40 is made of Mg (magnesium).
- the cathode 42 is made of a material with a lower ionization tendency than Mg (magnesium).
- the cathode 42 is made of stainless steel, for example.
- the housing portion 10 has side plates 12 and a bottom plate 14 .
- Alkaline solution 30 is accommodated in internal space 16 surrounded by side plate 12 and bottom plate 14 . Let the upper surface of the alkaline solution 30 be the water surface 32 .
- the plane parallel to the plate surface of the bottom plate 14 is defined as the XY plane, and the direction perpendicular to the plate surface of the bottom plate 14 is defined as the Z-axis direction.
- the XY plane may be a horizontal plane, and the Z-axis direction may be parallel to the direction of gravity.
- the direction from the anode 40 to the cathode 42 in the XY plane is defined as the X-axis direction, and the direction orthogonal to the X-axis in the XY plane is defined as the Y-axis direction.
- a top view refers to a case in which the housing portion 10 is viewed in the Z-axis direction from the water surface 32 toward the bottom plate 14 .
- the bottom plate 14 is arranged below the alkaline solution 30 .
- the side plate 12 on the side of the anode 40 is indicated by side plate 12-1
- the side plate 12 on the side of cathode 42 is indicated by side plate 12-2. It may be one side plate 12 enclosing.
- a predetermined area in the storage unit 10 is defined as an input area 24 .
- Input region 24 is the region between anode 40 and cathode 42 .
- the injection unit 20 injects Mg (magnesium) 22 into the injection area 24 .
- the input area 24 may be a predetermined area in the XY plane when viewed from above, and may be a predetermined area above the bottom plate 14 in the internal space 16 in the Z-axis direction.
- the accommodation section 10 may have a carry-in port 80 and a carry-out port 82 .
- a liquid 130 for generating the alkaline solution 30 may be carried into the container 10 through the inlet 80 .
- Liquid 130 is, for example, H 2 O (water).
- the anode 40 is made of Mg (magnesium)
- reaction formulas for electrolysis of H 2 O (water) are represented by the following chemical formulas 1 and 2. be.
- Equations 1 and 2 are the chemical reactions at anode 40 and cathode 42, respectively.
- Alkali ions OH ⁇ (hydroxide ions) in this example
- OH ⁇ hydrooxide ions
- the alkaline solution 30 can treat the exhaust gas discharged from power plants such as ships and factories.
- the alkaline solution 30 may be carried out from the container 10 through the outlet 82 .
- H 2 (hydrogen) generated according to Chemical Formula 2 may be discharged outside the generator 100 and may be reused in a fuel cell or the like.
- the charging section 20 charges Mg (magnesium) 22 into the charging region 24 in the storage section 10 .
- the Mg (magnesium) 22 injected into the injection area 24 exhibits the chemical reaction represented by the chemical formula 1 above, similarly to the anode 40 . Therefore, in the generator 100, the alkaline solution 30 tends to be generated faster than when the Mg (magnesium) 22 is not supplied.
- the Mg (magnesium) 22 injected into the injection area 24 undergoes the chemical reaction represented by the chemical formula 1 above, so it tends to become smaller as the chemical reaction time elapses. Since the generation device 100 includes the input unit 20, even when the Mg (magnesium) 22 input to the input region 24 becomes smaller, the input unit 20 easily inputs new Mg (magnesium) 22 to the input region 24. . Therefore, in the generating device 100, the chemical reactions represented by the chemical formulas 1 and 2 described above are more likely to continue than when the input unit 20 is not provided.
- the chemical reactions represented by the chemical formulas 1 and 2 are unlikely to occur at the anode 40 and the cathode 42, respectively. If the chemical reactions shown in chemical formulas 1 and 2 do not occur at the anode 40 and the cathode 42, respectively, the surface of the Mg (magnesium) 22 may be passivated. When the surface of the Mg (magnesium) 22 is passivated, the potential difference V′ between the first potential V1 (potential of the anode 40) and the second potential V2 (potential of the cathode 42) is 22 may be maintained at a potential difference greater than the potential difference V if the surface of 22 were not passivated. The potential difference V' is 1.2 times the potential difference V, for example.
- the passivated portion on the surface of the Mg (magnesium) 22 can peel off. Therefore, the potential difference between the first potential V1 (the potential of the anode 40) and the second potential V2 (the potential of the cathode 42) can return to the potential difference V.
- the predetermined time during which the potential difference between the first potential V1 and the second potential V2 is maintained at the potential difference V' is, for example, 10 minutes.
- the anode 40 and the cathode 42 are continuously supplied with electric power from the power source 90 .
- the width of the diameter of Mg (magnesium) 22 be the width Dm.
- the width Dm may be the diameter of the spherical Mg (magnesium) 22 .
- the width Dm may be the maximum diameter of the granular Mg (magnesium) 22 .
- the width Dm is, for example, 3.0 mm or more and less than 10.00 mm.
- the housing part 10 may have one or more first meshes 50 .
- the container 10 has two first meshes 50 (first mesh 50-1 and first mesh 50-2).
- first mesh 50-1 is arranged on the anode 40 side in the X-axis direction
- first mesh 50-2 is arranged on the cathode 42 side in the X-axis direction.
- the outer shape of the first mesh 50 may be a plate having a plate surface parallel to the YZ plane.
- the first mesh 50 is provided with an opening (described later) penetrating through the plate-like plate surface in the X-axis direction. A plurality of such openings may be provided in the first mesh 50 .
- the alkaline solution 30 can pass through the first mesh 50 .
- Mg (magnesium) 22 cannot pass through the first mesh 50 .
- First mesh 50 may be a non-conductor.
- a nonconductor may refer to a material with an electrical conductivity of 10 ⁇ 6 S/m or less.
- a nonconductor may refer to a material that has an electrical conductivity of 10 ⁇ 12 times or less that of a conductor.
- a conductor may refer to a material having an electrical conductivity of 10 6 S/m or higher.
- the first mesh 50 of this example is, for example, resin.
- the anode 40 and the injection area 24 may be separated by one first mesh 50 (first mesh 50-1 in this example). This makes it easier to isolate the anode 40 and the Mg (magnesium) 22 introduced into the injection region 24 . As a result, the anode 40 and the Mg (magnesium) 22 injected into the injection area 24 are likely to separately exhibit the chemical reaction represented by the chemical formula 1 above. Therefore, the alkaline solution 30 tends to be generated more quickly than when the anode 40 and the input region 24 are not separated by the first mesh 50 .
- the cathode 42 and the injection area 24 may be separated by another first mesh 50 (first mesh 50-2 in this example).
- first mesh 50-2 in this example.
- the cathode 42 and the Mg (magnesium) 22 injected into the injection area 24 are easily separated. This makes it difficult for the cathode 42 and the Mg (magnesium) 22 introduced into the injection region 24 to short-circuit.
- the input area 24 may be an area between the first mesh 50-1 and the first mesh 50-2 in the X-axis direction.
- the first mesh 50-1 may be arranged at the end of the input region 24 on the anode 40 side
- the first mesh 50-2 may be arranged at the end of the input region 24 on the cathode 42 side. you can
- the first mesh 50 may be arranged between the inlet 80 and the outlet 82 in the channel of the alkaline solution 30 .
- the flow path of alkaline solution 30 is from cathode 42 to anode 40 .
- FIG. 2 is a diagram showing an example of the first mesh 50.
- FIG. FIG. 2 is a view of first mesh 50 shown in FIG.
- the first mesh 50 may be a plate-like member having openings 51 on its plate surface. In this example, the plate surface is the YZ plane.
- the opening 51 penetrates the plate-shaped member in the X-axis direction.
- the first mesh 50 of this example has a base 53 .
- the bottom side 53 may be in contact with the bottom plate 14 (see FIG. 1) of the housing portion 10 .
- the width of the opening 51 in the YZ plane be the width Dp. If the opening 51 is circular, the width Dp may be the diameter of the circular opening 51 . The width Dp may be the maximum width of the opening 51 if the opening 51 is not circular. The width Dp is smaller than the diameter width Dm of the Mg (magnesium) 22 . Therefore, Mg (magnesium) 22 cannot pass through the first mesh 50 .
- a plurality of openings 51 may be provided in the first mesh 50 .
- the widths Dp of the plurality of openings 51 are equal.
- the first mesh 50 of this example is a plate-like member provided with openings 51, the first mesh 50 may be a mesh of wire-like thin wires. .
- FIG. 3 is a diagram showing a generation device 200 of a comparative example.
- the generation device 200 does not include the input section 20 and the first mesh 50 .
- the generator 200 includes an intermediate electrode 41 made of Mg (magnesium).
- the generation device 200 differs from the generation device 100 in these respects.
- three intermediate electrodes 41 are arranged between anode 40 and cathode 42 on the X-axis. Intermediate electrode 41 is not connected to power supply 90 .
- the chemical reaction represented by the chemical formula 2 above occurs on the anode 40 side of the intermediate electrode 41.
- the chemical reaction represented by the chemical formula 1 above occurs on the cathode 42 side of the intermediate electrode 41. Therefore, the intermediate electrode 41 tends to become smaller as the chemical reaction time elapses. Since the generation device 200 does not include the injection unit 20, new Mg (magnesium) cannot be injected into the internal space 16 when the intermediate electrode 41 becomes smaller. Therefore, in the generating device 200, the chemical reactions represented by the above chemical formulas 1 and 2 are difficult to continue.
- FIG. 4 is a diagram showing a generation device 300 of a comparative example.
- the housing section 10 has three anodes 40 (anode 40-1 to anode 40-39 and two cathodes 42 (cathode 42-1 and cathode 42-2).
- Three anodes 40 and two cathodes 42 are arranged in the order of anode 40-1, cathode 42-1, anode 40-3, cathode 42-2 and anode 40-2 in the X-axis direction.
- FIG. 5 is a diagram showing the alkali generation rate of generator 200 and generator 300.
- the alkalinity in FIG. 5 may be the alkali ion concentration of the alkali solution 30 .
- the alkalinity of generator 200 and generator 300 increases over time.
- the alkali generation rate of the generator 200 and the alkali generation rate of the generator 300 are almost equal. That is, although the power source 90 is not connected to the intermediate electrode 41 (see FIG. 3) of the generator 200, the alkali generation rate of the generator 200 is substantially equal to the alkali generation rate of the generator 300. Therefore, although the power supply 90 is not connected to the Mg (magnesium) 22 (see FIG. 1) in the generator 100 , the generator 100 can maintain an alkali generation rate equivalent to that of the generator 300 .
- FIG. 6 is a diagram showing an example of a top view of the generation device 100 shown in FIG. However, in FIG. 6, the input unit 20 and the power supply 90 shown in FIG. 1 are omitted.
- the internal space 16 is surrounded by the side plate 12 when viewed from above.
- Anode 40 and cathode 42 may be plate-shaped.
- the plate-shaped anode 40 has a surface 45 facing the cathode 42
- the plate-shaped cathode 42 has a surface 43 facing the anode 40 .
- planes 45 and 43 are parallel to the YZ plane.
- the alkaline solution 30 may be sandwiched between the surfaces 45 and 43 in the X-axis direction.
- the outer shape of the first mesh 50 may be a plate having a plate surface parallel to the YZ plane.
- the ranges of the injection area 24 in the X-axis direction and the Y-axis direction are indicated by double-headed arrows.
- the first mesh 50 may extend in the Y-axis direction from one side plate 12 to the other side plate 12 in the Y-axis direction.
- the anode 40 and the injection area 24 are separated by a first mesh 50-1
- the cathode 42 and the injection area 24 are separated by a first mesh 50-2.
- FIG. 7 is a diagram showing another example of a top view of the generation device 100 shown in FIG.
- the input area 24 is surrounded by the first mesh 50 .
- the generation device 100 of this example differs from the generation device shown in FIG. 6 in this respect.
- the end on one side of the anode 40 in the Y-axis direction is defined as end Ep1, and the end on the other side is defined as end Ep2.
- the end portion on one side of the cathode 42 in the Y-axis direction is defined as end portion En1, and the end portion on the other side is defined as end portion En2.
- the position of the end Ep1 and the position of the end En1 may be the same, and the position of the end Ep2 and the position of the end En2 may be the same.
- the Mg (magnesium) 22 input by the input unit 20 is located between the one end Ep1 and the other end Ep2 of the anode 40. , and between the one end En1 and the other end En2 of the cathode 42 .
- FIG. 8 is a diagram showing another example of the generation device 100 according to one embodiment of the present invention.
- the container 10 has a second mesh 52 .
- the generation device 100 of this example differs from the generation device 100 shown in FIG. 1 in this respect.
- the second mesh 52 of this example is arranged between the anode 40 and the first mesh 50-1 in the direction from the anode 40 to the cathode 42 (X-axis direction).
- the outer shape of the second mesh 52 may be a plate having a plate surface parallel to the YZ plane.
- the second mesh 52 is provided with an opening penetrating through the plate-like plate surface in the X-axis direction. A plurality of such openings may be provided in the second mesh 52 .
- the width of the opening may be equal to the width Dp of the opening 51 of the first mesh 50 (see FIG. 2).
- the alkaline solution 30 can pass through the second mesh 52 .
- Mg (magnesium) 22 cannot pass through the second mesh 52 .
- the second mesh 52 may be a nonconductor.
- the second mesh 52 may be made of the same material as the first mesh 50 .
- An input area 25 is a predetermined area in the storage unit 10 that is different from the input area 24 .
- the injection area 25 is the area between the anode 40 and the second mesh 52 .
- the injection unit 20 injects Mg (magnesium) 22 into the injection area 24 and the injection area 25 .
- the input area 25 may be a predetermined area on the XY plane in top view, and may be a predetermined area above the bottom plate 14 in the internal space 16 in the Z-axis direction.
- the injection unit 20 injects Mg (magnesium) 22 into the injection region 25 between the anode 40 and the second mesh 52, so at least one of the Mg (magnesium) 22 injected into the injection region 25 The portion is likely to come into contact with the anode 40 .
- the anode 40 is made of Mg (magnesium), due to the chemical reaction represented by the above chemical formula 1, the anode 40 tends to become smaller as the chemical reaction time elapses.
- at least part of the Mg (magnesium) 22 introduced into the injection region 25 is in contact with the anode 40, so that the chemical formula 1 and the chemical formula The chemical reaction indicated by 2 is likely to continue.
- FIG. 9 is a diagram showing an example of a top view of the generation device 100 shown in FIG.
- the outer shape of the second mesh 52 may be a plate having a plate surface parallel to the YZ plane.
- the ranges of the input area 25 in the X-axis direction and the Y-axis direction are indicated by double-headed arrows.
- the range of the input region 25 extends from the end Ep1 to the end Ep2 in the Y-axis direction.
- the second mesh 52 may extend in the Y-axis direction from one side plate 12 to the other side plate 12 in the Y-axis direction.
- the anode 40 and the first mesh 50-1 are separated by the second mesh 52.
- the second mesh 52-1 is arranged closer to the cathode 42 than the anode 40 in the direction from the anode 40 to the cathode 42 (the X-axis direction). In this example, the second mesh 52-1 is arranged between the anode 40 and the first mesh 50-1 in the direction (X-axis direction).
- the second mesh 52-2 is arranged farther from the cathode 42 than the anode 40 in the direction from the anode 40 to the cathode 42 (the X-axis direction). In this example, the second mesh 52-2 is arranged between the side plate 12-1 and the anode 40 in that direction.
- FIG. 11 is an enlarged view of the vicinity of the anode 40, second mesh 52-1 and second mesh 52-2 in FIG. However, the outlet 82 is omitted in FIG.
- the end portion on one side of the anode 40 in the X-axis direction is defined as end portion Ep3, and the end portion on the other side is defined as end portion Ep4.
- the end Ep3 is the end of the anode 40 on the side plate 12-1 side in the X-axis direction.
- the end Ep4 is the end of the anode 40 on the cathode 42 side in the X-axis direction.
- the width between the anode 40 and the second mesh 52-2 in the direction from the anode 40 to the cathode 42 is defined as width Wx1.
- the width Wx1 is the width between the second mesh 52-2 and the end Ep3 in the X-axis direction.
- the width between the anode 40 and the second mesh 52-1 in the direction from the anode 40 to the cathode 42 is defined as width Wx2.
- the width Wx2 is the width between the end Ep4 and the second mesh 52-1 in the X-axis direction.
- the width Wx1 may be the maximum width between the second mesh 52-2 and the end Ep3, and the width Wx2 may be the maximum width between the end Ep4 and the second mesh. 52-1.
- the width Wx2 is larger than the width Dm, and the width Wx1 is smaller than the width Dm.
- the chemical reactions shown in chemical formulas 1 and 2 described above proceed between the anode 40 and the cathode 42 in the X-axis direction. Therefore, the Mg (magnesium) 22 is preferably arranged between the anode 40 and the second mesh 52-1 in the direction from the anode 40 to the cathode 42.
- the width Wx2 is larger than the width Dm, and the width Wx1 is smaller than the width Dm. is not accommodated, and tends to be accommodated between the end Ep4 and the second mesh 52-1.
- FIG. 12 is a diagram showing an example of a top view of the generation device 100 shown in FIG.
- the second mesh 52-1 and the second mesh 52-2 may extend in the Y-axis direction from one side plate 12 to the other side plate 12 in the Y-axis direction.
- FIG. 13 is a diagram showing another example of a top view of the generation device 100 shown in FIG. In this example, the anode 40 is surrounded by the second mesh 52 when viewed from above.
- the generation device 100 of this example differs from the generation device 100 shown in FIG. 12 in this respect.
- the second mesh 52 arranged closer to the side plate 12-1 than the anode 40 is the second mesh 52-1, and is closer to the cathode 42 than the anode 40.
- a second mesh 52-2 is defined as the second mesh 52 arranged in the same manner as the second mesh 52-2.
- the positions of the second mesh 52-1 and the second mesh 52-2 in the X-axis direction are the same as in the example shown in FIG.
- a region surrounded by the second mesh 52 in the housing portion 10 is defined as a region 28 .
- Region 28 may be the same as injection region 25 or may include injection region 25 .
- area 28 is the same as input area 25 .
- the input unit 20 may input Mg (magnesium) 22 into the region 28 .
- the width Wx2 is larger than the width Dm (see FIG. 11), and the width Wx1 is smaller than the width Dm (see FIG. 11). It is not accommodated between the second mesh 52-2 and the end Ep3 (see FIG. 11), but tends to be accommodated between the end Ep4 (see FIG. 11) and the second mesh 52-1. This makes it easier for the Mg (magnesium) 22 introduced into the region 28 to promote the chemical reactions shown in Chemical Formulas 1 and 2 above.
- a region surrounded by the first mesh 50 in the housing portion 10 is defined as a region 27 .
- Region 27 may be the same as, or may include, injection region 24 .
- area 27 is the same as input area 24 .
- the area 28 surrounded by the second mesh 52 may be smaller than the area 27 surrounded by the first mesh 50 .
- the area of the region 28 surrounded by the second mesh 52 in top view may be smaller than the area of the region 27 surrounded by the first mesh 50 in top view.
- Mg (magnesium) 22 is preferably dispersed in region 28 .
- Mg (magnesium) 22 By dispersing the Mg (magnesium) 22 in the region 28, the chemical reactions shown in the chemical formulas 1 and 2 above are facilitated.
- Mg (magnesium) 22 is preferably in contact with anode 40 in region 27 . Since Mg (magnesium) 22 is in contact with anode 40 in region 27, the chemical reactions shown in chemical formulas 1 and 2 above are facilitated. Therefore, the region 28 surrounded by the second mesh 52 is preferably smaller than the region 27 surrounded by the first mesh 50 when viewed from above.
- FIG. 14 is another enlarged view near the anode 40, the second mesh 52 and the first mesh 50 in FIG. However, the carry-out port 82 is omitted in FIG.
- the Mg (magnesium) 22 introduced into the region 27 surrounded by the first mesh 50 is Mg (magnesium) 22-1
- the Mg (magnesium) introduced into the region 28 surrounded by the second mesh 52 ) 22 is Mg (magnesium) 22-2.
- the width of the diameter of Mg (magnesium) 22-2 is the width Dm (see FIG. 11).
- the width of the diameter of Mg (magnesium) 22-1 is defined as width Dm'.
- Width Dm may be smaller than width Dm'.
- the Mg (magnesium) 22-2 is preferably in contact with the anode 40. The smaller the width Dm, the larger the contact area of the Mg (magnesium) 22-2 with the anode 40.
- FIG. 15 is a diagram showing another example of a top view of the generation device 100 shown in FIG.
- the face 45 of the anode 40 has a recess 44 .
- the generation device 100 in this example differs from the generation device 100 shown in FIG. 12 in this respect.
- the concave portion 44 is recessed in the direction away from the cathode 42 (direction from the cathode 42 to the anode 40) in the X-axis direction.
- the Mg (magnesium) 22 charged into the charging region 25 shown in FIG. 12 is omitted.
- Mg (magnesium) 22 may be placed in the concave portion 44 .
- the Mg (magnesium) 22 injected into the injection region 25 is arranged between the end portion Ep1 and the end portion Ep2 in the Y-axis direction.
- the recess 44 is provided from the end Ep1 to the end Ep2 in the Y-axis direction. may be a plate surface parallel to the YZ plane.
- FIG. 16 is a diagram showing another example of the generation device 100 according to one embodiment of the present invention.
- the container 10 further has an intermediate mesh 54 .
- the generation device 100 of this example differs from the generation device 100 shown in FIG. 10 in this respect.
- the intermediate mesh 54 consists of one first mesh 50 (first mesh 50-1 in this example) and another first mesh (this In the example, it may be arranged between the first mesh 50-2). Intermediate mesh 54 separates at least a portion of dosing area 24 and anode 40 .
- the intermediate mesh 54 may be arranged inside the area 27 (see FIG. 13) surrounded by the first mesh 50.
- the enclosure 10 may have multiple intermediate meshes 54 .
- the housing section 10 has three intermediate meshes 54 (intermediate meshes 54-1 to 54-3) in the X-axis direction.
- the outer shape of the intermediate meshes 54-1 to 54-3 may be plate-like having a plate surface parallel to the YZ plane.
- the intermediate meshes 54-1 to 54-3 are provided with openings penetrating through the plate surface in the X-axis direction. A plurality of such openings may be provided in the intermediate meshes 54-1 to 54-3.
- the width of the opening may be equal to the width Dp of the opening 51 of the first mesh 50 (see FIG. 2).
- the alkaline solution 30 can pass through the intermediate meshes 54-1 to 54-3.
- Mg (magnesium) 22 cannot pass through the intermediate meshes 54-1 to 54-3.
- FIG. 17 is a diagram showing another example of the generation device 100 according to one embodiment of the present invention.
- FIG. 17 is a top view of the generation device 100.
- the plurality of intermediate meshes 54 may be arranged in the direction from the anode 40 to the cathode 42 (the X-axis direction in this example), and in the direction that intersects the direction from the anode 40 to the cathode 42 (the Y-axis direction in this example). ).
- intermediate meshes 54-1 to 54-3 are arranged in the X-axis direction
- intermediate meshes 54-4 to 54-6 are further arranged in the Y-axis direction.
- the intermediate meshes 54-4 to 54-6 may be in contact with the bottom plate 14 similarly to the intermediate meshes 54-1 to 54-3.
- the intermediate meshes 54-4 to 54-6 may be arranged between the side plates 12 facing each other in the Y-axis direction.
- the intermediate meshes 54-4 to 54-6 may extend from the first mesh 50-1 to the first mesh 50-2 in the X-axis direction.
- the outer shape of the intermediate meshes 54-4 to 54-6 may be plate-like having a plate surface parallel to the XZ plane.
- the intermediate meshes 54-4 to 54-6 are provided with openings penetrating through the plate surface in the Y-axis direction. A plurality of such openings may be provided in the intermediate meshes 54-4 to 54-6.
- the width of the opening may be equal to the width Dp of the opening 51 of the first mesh 50 (see FIG. 2).
- the alkaline solution 30 can pass through the intermediate meshes 54-4 to 54-6.
- Mg (magnesium) 22 cannot pass through intermediate meshes 54-4 to 54-6.
- FIG. 18 is a diagram showing another example of the first mesh 50.
- the opening 51 is so small that it is spaced upward from the bottom plate 14 (see FIG. 1).
- the first mesh 50 of this example differs from the first mesh 50 shown in FIG. 2 in this respect.
- the diameter of the opening 51 closest to the base 53 is the width Dp
- the diameter of the opening 51 farthest away from the base 53 in the Z-axis direction is the width Dp'. Width Dp' is smaller than width Dp.
- the Mg (magnesium) 22 injected into the injection area 24 undergoes the chemical reaction represented by Chemical Formula 1 above. For this reason, the Mg (magnesium) 22 tends to decrease as the chemical reaction time elapses.
- the reduced Mg (magnesium) 22 may float inside the alkaline solution 30 (see FIG. 1) in the input region 24 . Therefore, when the width Dm (see FIGS. 1 and 11) of the Mg (magnesium) 22 becomes smaller than the width Dp of the opening 51 , the Mg (magnesium) 22 becomes larger than the opening 51 above the inside of the alkaline solution 30 . may pass through.
- the opening 51 of the first mesh 50 is so small that it is separated upward from the bottom plate 14 (see FIG. 1). Therefore, it becomes difficult for the Mg (magnesium) 22 that has become smaller due to the chemical reaction to pass through the opening 51 above the inside of the alkaline solution 30 .
- FIG. 19 is a diagram showing another example of the generation device 100 according to one embodiment of the present invention.
- the generation device 100 of this example further includes Mg (magnesium) moving means 122 .
- the housing part 10 further has a connecting part 70 .
- the generation device 100 of this example differs from the generation device 100 shown in FIG. 10 in these respects.
- connection part 70 connects the area 27 surrounded by the first mesh 50 and the area 28 surrounded by the second mesh 52 .
- the connecting portion 70 may be a tubular member having an inner diameter through which the Mg (magnesium) 22-1 in the region 27 can pass.
- the magnesium moving means 122 moves the Mg (magnesium) 22-1 in the region 27 to the region 28 through the connecting portion 70.
- FIG. Magnesium transfer means 122 may be a pump that produces a flow of alkaline solution 30 in a direction from zone 27 to zone 28 .
- the diameter Dm (see FIG. 11) of the Mg (magnesium) 22-2 in the region 28 is smaller than the diameter Dm′ (see FIG. 11) of the Mg (magnesium) 22-1 in the region 27.
- the magnesium moving means 122 moves the Mg (magnesium) 22 - 1 whose diameter width is smaller than the width Dm′ in the region 27 to the region 28 . Therefore, the generator 100 of this example can effectively use the Mg (magnesium) 22-1 whose diameter width is smaller than the width Dm′ in the region 28.
- FIG. A new Mg (magnesium) 22 - 1 having a diameter width of Dm′ may be injected into the injection area 27 by the injection unit 20 .
- the connecting part 70 may be arranged above 1/2 or above 1/4 of the height from the bottom plate 14 to the water surface 32 .
- the Mg (magnesium) 22-1 whose diameter width is smaller than the width Dm′ is likely to move above half the height from the bottom plate 14 to the water surface 32 inside the alkaline solution 30 . Therefore, the connecting portion 70 may be arranged above half the height from the bottom plate 14 to the water surface 32 .
- the Mg (magnesium) 22-1 in the region 27 may be moved to the region 28 by the flow of the alkaline solution 30 from the inlet 80 to the outlet 82.
- the first mesh 50 is arranged between the inlet 80 and the outlet 82 in the flow path of the alkaline solution 30, so that the Mg (magnesium) 22-1 of the alkaline solution 30 It can be moved to region 28 by flow. If the Mg (magnesium) 22-1 in the region 27 is moved to the region 28 by the flow of the alkaline solution 30, the generator 100 may not have the magnesium moving means 122.
- FIG. 20 is a diagram showing another example of the generating device 100 according to one embodiment of the present invention.
- the generation device 100 of this example differs from the generation device 100 shown in FIG. 19 in that it further includes a stirring unit 72 .
- the stirring part 72 stirs the alkaline solution 30 .
- the stirrer 72 may be provided in the injection area 24 .
- the stirring part 72 is, for example, a propeller. Stirrer 72 may be driven by a motor.
- the generator 100 of this example includes the stirring unit 72 , the Mg (magnesium) 22 is easily dispersed inside the alkaline solution 30 . Therefore, the generating device 100 of the present example facilitates the chemical reactions shown in Chemical Formula 1 and Chemical Formula 2 described above.
- FIG. 21 is a diagram showing an example of a generation device 400 according to one embodiment of the present invention.
- Generator 400 differs from generator 100 shown in FIG. 10 in that it does not include anode 40 .
- the container 10 has the cathode 42 in contact with the alkaline solution 30 and the second mesh 52 in contact with the alkaline solution 30 .
- the charging unit 20 charges the Mg (magnesium) 22 into the charging region 24 in the storage unit 10 and the region 28 surrounded by the second mesh 52 .
- the injection area 24 is the area between the area 27 surrounded by the second mesh 52 and the cathode 42 .
- the Mg (magnesium) 22 charged into the charging region 24 is Mg (magnesium) 22-1.
- the Mg (magnesium) 22 introduced into the region 28 is referred to as Mg (magnesium) 22-2.
- Mg (magnesium) 22-2 is maintained at a predetermined first potential V1.
- the cathode 42 is maintained at a predetermined second potential V2.
- the second potential V2 is lower than the first potential V1.
- Mg (magnesium) 22 - 2 and cathode 42 are in contact with alkaline solution 30 .
- Mg (magnesium) 22 - 2 and cathode 42 are connected to power supply 90 .
- the second mesh 52 in this example is a conductor. At least part of the Mg (magnesium) 22-2 introduced into the region 28 surrounded by the second mesh 52 contacts the second mesh 52 of the conductor. The second mesh 52 may be maintained at the first potential V1. Mg (magnesium) 22-2 may be maintained at the first potential V1 by maintaining the second mesh 52 at the first potential V1.
- a conductor may refer to a material with an electrical conductivity of 10 6 S/m or higher.
- FIG. 22 is a diagram showing an example of a top view of the generation device 400 shown in FIG.
- the area 28 surrounded by the second mesh 52 is arranged apart from the cathode 42 in a top view of the housing portion 10 .
- the Mg (magnesium) 22-1 introduced into the injection region 24 and the Mg (magnesium) 22-2 introduced into the region 28 exhibit the chemical reaction of Chemical Formula 1 above. Thereby, an alkaline solution 30 is generated.
- FIG. 23 is a diagram showing another example of the generating device 100 according to one embodiment of the present invention. Generating device 100 of this example differs from generating device 100 shown in FIG.
- the injection control unit 99 controls the timing when the injection unit 20 introduces the Mg (magnesium) 22 into the injection area 24 .
- power supply 90 is a constant voltage source.
- a current measurement unit 97 measures the current flowing between the anode 40 and the cathode 42 . Let this current be the current Inp.
- the current measurement unit 97 is, for example, an ammeter.
- the input control unit 99 controls the timing at which the input unit 20 inputs Mg (magnesium) 22 into the input region 24 based on the current Inp measured by the current measurement unit 97 .
- the chemical reactions represented by chemical formulas 1 and 2 above occur.
- the Mg (magnesium) 22 injected into the injection area 24 is eluted into the alkaline solution 30 as magnesium ions (Mg 2+ ) by the chemical reaction shown in Chemical Formula 1. Therefore, the current flowing between the anode 40 and the cathode 42 tends to decrease as time passes for the chemical reactions shown in Chemical Formulas 1 and 2.
- the input control unit 99 controls the timing of inputting the Mg (magnesium) 22 into the input region 24 based on the current Inp, so that the chemical reactions represented by the chemical formulas 1 and 2 are easily controlled. Become.
- the input control unit 99 may control the input unit 20 to input Mg (magnesium) 22 into the input region 24 when the current Inp becomes smaller than the predetermined threshold current Ith. This facilitates the continuation of the chemical reactions shown in Chemical Formulas 1 and 2 above.
- FIG. 24 is a diagram showing another example of the generation device 100 according to one embodiment of the present invention.
- the generation device 100 of this example differs from the generation device 100 shown in FIG. 1 in that it further includes a voltage measurement unit 98 and an input control unit 99 .
- a current source 92 is connected to the anode 40 and the cathode 42 instead of the power supply 90 shown in FIG.
- current source 92 is a constant current source.
- a voltage measurement unit 98 measures the voltage between the anode 40 and the cathode 42 . This voltage is referred to as voltage Vnp.
- the voltage measuring unit 98 is, for example, a voltmeter.
- the supply control unit 99 controls the timing at which the supply unit 20 supplies the Mg (magnesium) 22 to the supply area 24 based on the voltage Vnp measured by the voltage measurement unit 98 .
- the voltage flowing between the anode 40 and the cathode 42 tends to decrease as time passes for the chemical reactions shown in the chemical formulas 1 and 2 described above.
- the input control unit 99 controls the timing at which the Mg (magnesium) 22 is input to the input region 24 based on the voltage Vnp, so the chemical reactions shown in the chemical formulas 1 and 2 are easily controlled. Become.
- the input control unit 99 may control the input unit 20 to input Mg (magnesium) 22 into the input region 24 when the voltage Vnp becomes smaller than the predetermined threshold current Vth. This facilitates the continuation of the chemical reactions shown in Chemical Formulas 1 and 2 described above.
- FIG. 25 is a diagram showing an example of an exhaust gas treatment system 500 according to one embodiment of the present invention.
- the exhaust gas treatment system 500 includes an exhaust gas treatment device 110 , a generation device 100 or a generation device 400 , and a mixing section 140 .
- the range of the exhaust gas treatment system 500 is indicated by a dashed line.
- the exhaust gas treatment device 110 is, for example, a marine scrubber.
- the exhaust gas 152 discharged from the power plant 150 is introduced into the exhaust gas treatment device 110 .
- Power plant 150 is, for example, an engine.
- the exhaust gas 152 contains harmful substances such as sulfur oxides (SO x ) and nitrogen oxides (NO x ).
- the exhaust gas treatment device 110 treats the exhaust gas 152 .
- the exhaust gas treatment device 110 discharges the waste water 132 after treating the exhaust gas 152 .
- the waste water 132 tends to contain the above-described harmful substances. Therefore, the waste water 132 tends to be acidic.
- the mixing unit 140 mixes the waste water 132 discharged from the exhaust gas treatment device 110 with the alkaline solution 30 generated by the generation device 100 or the generation device 400 .
- the mixing section 140 produces the liquid 160 by mixing the waste water 132 and the alkaline solution 30 .
- the mixing unit 140 mixes the waste water 132 and the alkaline solution 30, the liquid 160 having a higher pH than the waste water 132 can be generated.
- a liquid 160 may be introduced into the exhaust gas treatment device 110 .
- the exhaust gas 152 may be treated with the liquid 160 .
- Voltage measurement part 99... Input control part, 100... Generation device, 110... Exhaust gas treatment device, 122... Moving means, 130... Liquid, 132... Drainage 140 Mixing section 150 Power unit 152 Exhaust gas 160 Liquid 200 Generation device 300 Generation device 400 Generation device 500 ⁇ Exhaust gas treatment system
Abstract
Description
特許文献2には、「アルカリ性に改質させた電解水を食器類に供給する電解水生成手段を配設させることで、洗剤の使用量を低減させ、かつ洗浄時間の短縮を可能とした食器洗浄装置を実現する。」と記載されている(要約書)。
特許文献3には、「飲食用水をアルカリイオン水に改質するために使用する水改質具であって、熱湯の中でも使用することができるものを提供する。」と記載されている(要約書)。
特許文献4には、「水改質器の内部を外部から確認できるようにして、水流による水改質材の遊動・分散の状態を見ながら、被処理水の流量を水のアルカリイオン化等の処理を最も効率的に行うことができる流量に調整できるようにする。」と記載されている(要約書)。
特許文献5には、「飲料水を浄化し水の腐敗を防ぐと同時に電気分解の装置を用いることなく水素を豊富に含む水を簡単且つ確実に作ることができるようにする。」と記載されている(要約書)。
[先行技術文献]
[特許文献]
[特許文献1] 特開2001-149940号公報
[特許文献2] 特開2003-265400号公報
[特許文献3] 実用新案登録第3141713号公報
[特許文献4] 特開2005-013862号公報
[特許文献5] 特開2004-041949号公報
[化学式1]
Mg→Mg2++2e-
[化学式2]
2H2O+2e-→H2+2OH-
Claims (22)
- 排ガスを処理するアルカリ溶液を生成し、前記アルカリ溶液を収容する収容部と、
前記収容部にマグネシウムを投入する投入部と、
を備え、
前記収容部は、予め定められた第1電位に維持され前記アルカリ溶液に接する陽極と、前記第1電位よりも低い予め定められた第2電位に維持され前記アルカリ溶液に接する陰極とを有し、
前記投入部は、前記収容部における、前記陽極と前記陰極との間の予め定められた投入領域に、前記マグネシウムを投入する、
生成装置。 - 前記収容部は、1または複数の第1メッシュをさらに有し、
前記陽極と前記投入領域とは、前記複数の第1メッシュのうち一の第1メッシュにより隔離されている、
請求項1に記載の生成装置。 - 前記陰極と前記投入領域とは、前記複数の第1メッシュのうち他の第1メッシュにより隔離されている、請求項2に記載の生成装置。
- 前記収容部は、前記陽極から前記陰極への方向において前記一の第1メッシュと前記他の第1メッシュとの間に配置され、前記投入領域の少なくとも一部と前記陽極とを隔離する1または複数の中間メッシュをさらに有する、請求項3に記載の生成装置。
- 複数の中間メッシュが、前記陽極から前記陰極への方向に配置され、且つ、前記陽極から前記陰極への方向に交差する方向に配置されている、請求項4に記載の生成装置。
- 前記収容部の上面視において、前記投入領域は前記1または複数の第1メッシュにより囲われている、請求項2から5のいずれか一項に記載の生成装置。
- 前記収容部は、前記陽極から前記陰極への方向において、前記陽極と前記一の第1メッシュとの間に配置された第2メッシュをさらに有する、請求項2から6のいずれか一項に記載の生成装置。
- 前記収容部の上面視において、前記陽極は前記第2メッシュにより囲われ、
前記投入部は、前記収容部における、前記第2メッシュにより囲われた領域に、前記マグネシウムを投入する、
請求項7に記載の生成装置。 - 前記マグネシウムは粒状であり、
前記陽極から前記陰極への方向において、前記陽極と、前記陽極よりも前記陰極に近接して配置された前記第2メッシュとの間の幅は、粒状の前記マグネシウムの径よりも大きい、
請求項8に記載の生成装置。 - 前記陽極から前記陰極への方向において、前記陽極と、前記陽極よりも前記陰極から離隔して配置された前記第2メッシュとの幅は、粒状の前記マグネシウムの径よりも小さい、請求項9に記載の生成装置。
- 前記収容部の上面視において、前記第2メッシュにより囲われた前記領域は、前記第1メッシュにより囲われた領域よりも小さい、請求項8から10のいずれか一項に記載の生成装置。
- 前記第2メッシュにより囲われた前記領域に投入される粒状の前記マグネシウムの径は、前記第1メッシュにより囲われた前記領域に投入される粒状の前記マグネシウムの径よりも小さい、請求項11に記載の生成装置。
- 前記収容部は、前記アルカリ溶液の下方に配置された底板を有し、
前記第1メッシュの開口は、前記底板から上方に離隔するほど小さい、
請求項11または12に記載の生成装置。 - マグネシウム移動手段をさらに備え、
前記収容部は、前記第1メッシュにより囲われた前記領域と、前記第2メッシュにより囲われた前記領域とを接続する接続部をさらに有し、
前記マグネシウム移動手段は、前記第1メッシュにより囲われた前記領域おける前記マグネシウムを、前記接続部を通じて、前記第2メッシュにより囲われた前記領域に移動させる、
請求項11から13のいずれか一項に記載の生成装置。 - 前記陽極は、前記陰極に対向する面を有する板状であり、
前記陽極の前記面は、前記陰極から離隔する方向に窪んだ凹部を有する、
請求項7から14のいずれか一項に記載の生成装置。 - 前記収容部は、搬入口および搬出口を有し、
前記アルカリ溶液は、前記搬出口を通じて前記収容部から搬出され、
前記アルカリ溶液を生成するための液体が、前記搬入口を通じて前記収容部に搬入され、
前記1または複数の第1メッシュは、前記アルカリ溶液の流路における、前記搬入口と前記搬出口との間に配置されている、
請求項2から15のいずれか一項に記載の生成装置。 - 前記陰極は、マグネシウムよりもイオン化傾向が小さい材料で形成されている、請求項1から16のいずれか一項に記載の生成装置。
- 前記アルカリ溶液を攪拌する攪拌部をさらに備える、請求項1から17のいずれか一項に記載の生成装置。
- 前記陽極と前記陰極との間の電圧を測定する電圧測定部、または、前記陽極と前記陰極との間に流れる電流を測定する電流測定部と、
前記投入部が前記投入領域に前記マグネシウムを投入するタイミングを制御する投入制御部と、
をさらに備え、
前記投入制御部は、前記電圧測定部により測定された前記電圧、または、前記電流測定部により測定された前記電流に基づいて、前記投入部が前記投入領域に前記マグネシウムを投入するタイミングを制御する、
請求項1から18のいずれか一項に記載の生成装置。 - 排ガスを処理するアルカリ溶液を生成し、前記アルカリ溶液を収容する収容部と、
前記収容部にマグネシウムを投入する投入部と、
を備え、
前記収容部は、前記アルカリ溶液に接する陰極と、前記アルカリ溶液に接する第2メッシュとを有し、
前記収容部の上面視において、前記第2メッシュにより囲われた領域は、前記陰極から離隔して配置され、
前記投入部は、前記収容部における、前記第2メッシュに囲われた前記領域、および、前記第2メッシュに囲われた前記領域と前記陰極との間における予め定められた投入領域に、前記マグネシウムを投入し、
前記第2メッシュに囲われた前記領域に投入された前記マグネシウムは、前記アルカリ溶液に接し且つ予め定められた第1電位に維持され、前記陰極は、前記第1電位よりも低い予め定められた第2電位に維持される、
生成装置。 - 前記第2メッシュは導体であり、
前記第2メッシュに囲われた前記領域に投入された前記マグネシウムの少なくとも一部は、導体の前記第2メッシュに接し、
導体の前記第2メッシュが、前記第1電位に維持される、
請求項20に記載の生成装置。 - 前記排ガスを処理する排ガス処理装置と、
請求項1から21のいずれか一項に記載の生成装置と、
前記排ガス処理装置から排出される排水と、前記生成装置により生成された前記アルカリ溶液とを混合する混合部と、
を備える、排ガス処理システム。
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