WO2005100639A1 - 電気分解によるガス発生装置 - Google Patents
電気分解によるガス発生装置 Download PDFInfo
- Publication number
- WO2005100639A1 WO2005100639A1 PCT/JP2004/005075 JP2004005075W WO2005100639A1 WO 2005100639 A1 WO2005100639 A1 WO 2005100639A1 JP 2004005075 W JP2004005075 W JP 2004005075W WO 2005100639 A1 WO2005100639 A1 WO 2005100639A1
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- WO
- WIPO (PCT)
- Prior art keywords
- electrode
- gas
- electrolysis
- cylindrical
- generated
- Prior art date
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Classifications
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B9/00—Cells or assemblies of cells; Constructional parts of cells; Assemblies of constructional parts, e.g. electrode-diaphragm assemblies; Process-related cell features
- C25B9/17—Cells comprising dimensionally-stable non-movable electrodes; Assemblies of constructional parts thereof
- C25B9/19—Cells comprising dimensionally-stable non-movable electrodes; Assemblies of constructional parts thereof with diaphragms
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2201/00—Apparatus for treatment of water, waste water or sewage
- C02F2201/002—Construction details of the apparatus
- C02F2201/003—Coaxial constructions, e.g. a cartridge located coaxially within another
Definitions
- the present invention relates to a gas generator by electrolysis, and particularly to gas generation for efficiently generating oxygen gas (hereinafter simply referred to as “oxygen”) and hydrogen gas (hereinafter simply referred to as “hydrogen j”) by electrolysis. It concerns the device. Background art
- an electrolyzer is provided with an anode rod on one side of an electrolytic cell containing an electrolyte and a cathode rod on the other side immersed in the electrolyte, and both electrodes are connected to a DC power supply.
- an electrolyte such as sulfuric acid, sodium hydroxide, or potassium hydroxide is added to the water to improve the conductivity of the water.
- Oxygen is generated on the anode rod side and hydrogen is generated on the cathode rod side by applying voltage.
- an electrolyzer equipped with an anode bar on one side of the electrolytic cell and a cathode bar immersed in the electrolyte on the other side gas is generated only at the two electrode parts.
- Hydrogen and oxygen obtained by the electrolysis are supplied to various combustion devices including a torch, etc. It is used as a source of lugi (cal source), in which case oxygen and hydrogen are usually extracted as a mixed gas.
- lugi cal source
- oxygen and hydrogen are usually extracted as a mixed gas.
- an apparatus in which a plurality of cylindrical electrodes are provided concentrically to increase the gas generation efficiency (for example, see Patent Document 1).
- Electrolysis of water is one of the supply means, but in this case, unlike the case of using it for a torch as described above, it is necessary to separate and extract hydrogen and oxygen.
- a partition that allows the passage of the electrolyte but not the gas is provided between the anode and the cathode, so that the electrolytic cell is separated into the anode and the cathode so that oxygen and hydrogen are not mixed.
- the casing provided with the ion exchange membrane provided in the electrolytic cell is formed integrally with the electrolytic cell.
- the life of the ion exchange membrane expires, it is necessary to replace the entire electrolytic cell. There is a problem of becoming high.
- Patent Literature 1 Japanese Patent Application Laid-Open No. 2000-201 2
- Patent Document 2 WO 98-51 8 4 2
- Patent Document 3 Japanese Patent Application Laid-Open No. H10-198195
- Another object of the present invention is to provide a gas generator by electrolysis that can generate gas efficiently, is excellent in safety and operability, and can separate hydrogen and oxygen separately.
- the casing equipped with the ion exchange membrane is configured to be detachable from the electrolytic tank in order to avoid replacement for each electrolytic cell. It is an object of the present invention to provide a gas generator by electrolysis that can keep the gas emission low. Disclosure of the invention
- a gas generating device by electrolysis includes a cylindrical electrode made of a conductive material that stores an electrolytic solution, and a cylindrical electrode substantially at the center of the cylindrical electrode.
- a center electrode made of a conductive material disposed concentrically, and a cylindrical middle made of at least one conductive material interposed substantially concentrically between the center electrode and the cylindrical electrode.
- the hydrogen gas and the oxygen gas generated from the peripheral surfaces of the cylindrical electrode and the intermediate electrode facing each other are separately discharged.
- the gas generator by electrolysis according to claim 2, wherein the cylindrical partition wall for preventing mixing of hydrogen gas and oxygen gas generated from the peripheral surfaces of the center electrode, the cylindrical electrode, and the intermediate electrode is provided.
- Gas extraction which is disposed between the electrodes arranged approximately concentrically on the center electrode, and separately takes out hydrogen gas and oxygen gas, which are prevented from being mixed by the cylindrical partition walls, respectively.
- a passage is provided in the lid.
- the gas generator by electrolysis according to claim 3 is characterized in that a sheet-like partition made of a flexible insulating material and a sheet-like electrode made of a conductor are alternately superposed on each other.
- a spiral electrode unit is formed, and the electrode unit is concentrically housed in a cylindrical electrode for storing an electrolytic solution.
- a DC voltage is applied between the sheet-like electrodes, and hydrogen gas and oxygen gas generated by separation at the sheet-like partition are separately taken out of the cylindrical electrode.
- the gas generator is configured to provide a vibrating means so as to separate gas or products generated in each electrode and its vicinity from the electrodes.
- a gas generator by electrolysis comprising: an electrolytic tank containing an electrolytic solution therein; and a cassette containing an ion exchange material for electrolyzing the electrolytic solution,
- the tank includes: a housing space that houses the cassette in a removable manner; and a pair of rotatable locking fittings that hold the cassette in the housing space.
- a pair of electrodes mounted on both side surfaces of the ion exchange material, a lead terminal opposed to a locking position of the locking metal fitting and electrically connected to each of the electrodes, and accommodated in the electrolytic cell.
- the electrolytic cell has an inlet for an electrolyte supplied from an electrolyte supply device, and a discharge port for generated hydrogen and oxygen gas, and is opened and closed in conjunction with the attachment and detachment of the cassette at the inlet and the discharge port. It is recommended that an on-off valve be provided.
- a protective member for humidifying and protecting the ion exchange membrane be provided on the surface of the ion exchange membrane, or that the protective member be formed by applying a water retention agent to the surface of the sheet member formed in a sheet shape. Is done. Brief Description of Drawings
- FIG. 1 is a schematic explanatory view showing an example of a gas generator according to the present invention
- FIG. 2 is an exploded perspective view of the same.
- FIG. 3 is a longitudinal sectional view of the same device.
- FIG. 4 is a sectional view schematically showing a main part of the device
- FIG. 5 is a longitudinal sectional view of a gas-liquid separator in the same device
- FIG. 6 is an explanatory diagram of the operation of the device.
- FIG. 7 is a schematic exploded perspective view showing another example of the gas generator according to the present invention.
- FIG. 8 is a schematic explanatory view showing another different example of the gas generator according to the present invention.
- FIG. 9 is a perspective view showing an example of an electrolytic cell in the apparatus.
- FIG. 10 is a schematic sectional view of a main part of the electrolytic layer
- FIG. 11 is an enlarged sectional view showing a main part of the electrolytic cell
- FIG. 12 is a schematic cross-sectional view showing an example of an on-off valve in the apparatus.
- FIG. 13 is a perspective view showing an example of a cassette mounted on the electrolytic cell. The figure is a schematic explanatory diagram for explaining the operation of the device. BEST MODE FOR CARRYING OUT THE INVENTION
- FIG. 1 is a schematic explanatory view showing an example of a gas generator by electrolysis according to the present invention.
- a gas generator 1 is provided with upper and lower openings 2a and 2b of a cylindrical electrode 2 made of a conductive material, for example, an electrically insulating lid made of synthetic resin, that is, an upper lid 3 and a bottom.
- a casing 5 is formed by detachably fixing the lid 4 and the casing 5, and the internal space is kept airtight.
- First and second gas discharge ports 6 and 7 are formed in the upper lid 3.
- hydrogen (H 2 ) a is supplied from one discharge port 6, and oxygen (0 2 ) is supplied from the other discharge port 7.
- An electrolytic solution c stored inside the cylindrical electrode 2 is connected to an outer peripheral portion of the cylindrical electrode 2 in the vicinity of the bottom lid 4 by discharging the electrolytic solution c through a gas-liquid separator 8 described later.
- Circulation by circulation piping system 1 1 consisting of 9 and pump 10
- An electrolytic solution outlet 12 and an electrolytic solution inlet 13 are formed.
- a vibration means 14 for vibrating the casing 5 is mounted on the lower surface of the central portion of the bottom cover 4.
- a pair of electric terminals 15 and 16 connected to electrodes for electrolyzing the electrolytic solution c in the inner space of the casing 5 are protruded from the upper lid 3. It is configured to be connected to the output side of the power supply 17 and to ground the other terminal 16.
- the power supply device 17 incorporates a switch for turning on and off the DC from the power supply device 17 and a switching switch for switching the power supply polarity.
- FIG. 2 is a perspective view for explaining the internal space of the casing 5
- FIG. 3 is a cross-sectional view passing through the central axis of the casing 5
- FIG. 4 is a cross-sectional view showing a part of FIG.
- the inner space 21 of the cylindrical electrode 2 has a center electrode 18 made of a conductive material arranged substantially concentrically, and a plurality of intermediate electrodes 1 made of a conductive material. 9 and cylindrical partition walls 20 alternately arranged between the intermediate electrodes.
- the partition wall 20 is formed of, for example, a hard nonwoven fabric, and allows the permeation of the electrolytic solution c while being moistened with the electrolytic solution, but does not allow the permeation of hydrogen a and oxygen b.
- a plurality of intermediate electrodes 19 are arranged in the inner space 21 of the casing 5 at substantially equal intervals and concentrically around the center electrode 18.
- the intermediate electrode 19 is supported by fitting the upper and lower end portions thereof into the annular grooves of the electrically insulating top cover 3 and bottom cover 4 and is insulated from each other and connected to an external power supply. Absent.
- a partition wall 20 is interposed between the intermediate electrodes 19, outside the outermost intermediate electrode 19, and inside the innermost intermediate electrode 19, and is immersed in the electrolyte c. You.
- annular grooves 3a and 4a are formed on the inner surfaces of the upper lid 3 and the bottom lid 4 to fit the upper and lower ends of the center electrode 18, the intermediate electrode 19, and the partition wall 20, respectively.
- the upper and lower ends are fitted into the grooves 3a, 4a via the sealing member 22 attached to the inner peripheral surface of each groove, and the electrolyte is Electrolysis
- the hydrogen a and the oxygen b generated by the reaction are not mixed with each other.
- first and second passages 23a and 23b for discharging hydrogen a and oxygen b individually are formed on the inner surface of the upper lid 3, and first and second passages 23a and 23b for forming the respective passages are formed.
- the second partition walls 24 a and 24 b are fitted, and the hydrogen a generated in the internal space 21 of the cylindrical electrode 2 penetrates, for example, the first and second partition walls 24 a and 24 b.
- the oxygen b is guided to the first passage 23a through the first pipe 25, and the oxygen b is guided to the second passage 23b through the through hole 26 penetrating the second partition 24b.
- the liquid is discharged to the outside from the discharge ports 6 and 7 described above.
- the upper end of the center electrode 18 is brought into contact with the lower end 15a of the electric terminal 15 as shown in FIG. 3, and the upper end of the cylindrical electrode 2 is electrically connected as shown in FIG. It is configured such that the lower end surface 16a of the terminal 16 is brought into contact with and energized.
- the intermediate electrode 19 is supported by being fitted into the annular grooves of the electrically insulating top lid 3 and bottom lid 4 with the upper and lower parts being insulated from each other and not connected to an external power supply.
- FIG. 5 is a sectional view showing the structure of the gas-liquid separator 8.
- the hydrogen a and the oxygen b discharged from the discharge ports 6 and 7 are removed of water by the gas-liquid separator 8.
- a gas inlet 28 is formed at the bottom of a separator main body 27 formed in a bottomed cylindrical shape, and a lid 29 having a gas outlet 29a is fitted into an upper opening.
- a metal filter 31 having a shape constricted on the gas inlet 28 side is installed in the inner space of the casing 30 formed so that the gas inlet 28 communicates with the discharge ports 6 and 7. It is configured.
- FIG. 6 is an explanatory view of the operation principle of the gas generator according to the present invention.
- the pump 10 in FIG. 1 is driven to fill the internal space of the cylindrical electrode 2 with the electrolyte c and circulate it.
- the positive ions H + and Na + move to the negative electrode (cylindrical electrode 2), receive electrons from the negative electrode, and a reaction of 4 e ⁇ + 4 H + ——> 2 H 2 occurs, and hydrogen (H 2 ) a occurs.
- the Na + ions are stable and do not discharge.
- An intermediate electrode 19 is interposed between the center electrode 18 and the cylindrical electrode 2, and the intermediate electrode 19 itself has the same potential because it is formed of a conductive material, but is separated by the intermediate electrode 19 The region of the electrolyte c has a potential difference.
- the potential difference between the electrodes is a value obtained by proportionally dividing the voltage applied between the center electrode 18 and the cylindrical electrode 2 by the distance between the electrodes. Therefore, when the intermediate electrodes 19 are arranged at equal intervals as shown in FIG. 3, the potential difference applied to the electrolyte c between the electrodes becomes equal.
- Hydrogen a and oxygen b discharged to the outside of the cylindrical electrode 2 through the gas discharge ports 6 and 7 are dehumidified by the gas-liquid separator 8 and then purified as hydrogen and oxygen, Storage tank-Stored in an oxygen storage tank (not shown) and used as a fuel source for fuel cells and as a fuel for welding and fusing torches.
- the gas generating surface of casing 5 The electrolytic function tends to gradually decrease due to being covered with a chemical substance such as an oxide film that is formed, but the electric vibration of the vibrator provided at the bottom of the casing 5 This can be prevented by the vibration of the electrode or the electrolytic solution c by the operation of the means 14, and the durability can be improved.
- the electric vibrating means 14 is provided at the bottom of the casing 5.
- the present invention is not limited to this, and the electrolytic solution c in the casing 5 may be directly vibrated or the intermediate electrode 1 may be provided. 9 can also be vibrated.
- FIG. 7 is a schematic explanatory view showing another example of the gas generator by electrolysis according to the present invention.
- a sheet-shaped partition wall 31 made of a flexible insulating material and a sheet-shaped electrode 32 made of a conductive material are alternately superposed and joined two by two, and this is joined to each electrode 3 2a. , 32b are spirally wound without short-circuiting to form an electrode unit 33, which is concentrically housed in a cylindrical casing 5.
- an electrolytic solution spacer not shown
- FIG. 8 is a schematic explanatory view showing another embodiment of a gas generating device using electrolysis according to the present invention.
- the gas generator A has an electrolytic cell 40 in which an electrolytic solution c is filled, and discharge ports for individually discharging hydrogen a and oxygen b generated in the electrolytic cell 40, respectively.
- the configuration is such that hydrogen a and oxygen b generated in 40 are respectively discharged from discharge ports 41 a and 41 b and stored in gas storage devices 80 a and 80 b, respectively.
- the electrolytic cell 40 has a housing main body 41 made of synthetic resin and an accommodation space for detachably accommodating an ion exchange cassette 60 therein.
- An opening 41C is formed at the upper end 41B of the casing body 41, which communicates with the accommodation space 41A.
- a pair of locking fittings 4 are provided to hold the cassette 60 housed therein and to energize it. 2a and 42b are installed.
- the locking bracket 4 2 a, 4 2 b as shown in the first FIG. 1, is rotatably pivotally supported external terminals 4 1 d, 4 1 e mentioned above as a support shaft, the distal end
- the locking claw 43 protruding from the front end of the cassette 60 is locked in the locking groove 66 formed in a part of the upper corner of the cassette 60 by interposing the lead piece 6 7 and the connecting terminal 68. It is configured.
- the casing body 41 is formed in a substantially rectangular parallelepiped box shape, and each of the discharge ports 41a, 41b and the inlet port 41c is provided with a check valve 90 as shown in FIG. It is set up.
- the inlet 41c is provided on the lower side of the casing 41, but the position is not necessarily limited to this, and if the inlet 41c is provided at an optimum position according to the configuration of the entire system. Good.
- the check valve 90 has a valve chamber 92 for accommodating a valve element 91, a case body 93 having the above-mentioned discharge ports 41a, 41b and an inlet 41.
- a valve hole communicating with the cassette accommodating space 41 A is formed by pressing the valve body 91 over the valve seat 45 formed on the case body 41 with the compression spring member 94. It is configured to block 46.
- valve element 91 is pressed by the compression spring member 94 in a direction to always close the valve hole 46 as shown in FIG. Then, the cassette accommodating space 41A is configured to open the valve hole 46 as shown in FIG.
- the cassette 60 includes a case 61 formed in a rectangular box shape, and a flat ion exchange material 6 housed in the case 61. 2 and electrode plates 6 3 a and 6 3 attached to both sides of the ion exchange material 6 2, and hydrogen a is provided on the side wall of the case so as to face the electrode plates 6 3 a and 6 3 b.
- Flow windows 64 a and 64 b having a large number of mesh-shaped flow holes for transmitting oxygen and oxygen b are provided.
- the cassette 60 has a band-shaped sealing member 65 mounted on the outer peripheral surface of the case 61 in a headband shape, and as shown in FIG.
- the cassette housing space 41A of the casing body 41 is configured to be kept airtight.
- the ion exchange material 62 is provided so as to separate hydrogen a and oxygen b generated inside the case 61.
- the electrode plates 63 a and 63 b are electrically connected to the lead terminals 68 via lead pieces 67 and are held inside the case 61.
- the electrode plates 63a and 63b attached to both sides of the ion exchange material 61 were further removed, and glycerin was applied to the surface.
- the applied sheet member (not shown), it is possible to appropriately maintain the humidity of the ion exchange material 62 and to increase the ion conductivity.
- the cassette 60 is detachably held in the electrolytic cell 40 as shown in FIG.
- a cassette 60 is inserted into the accommodation space 41A in the electrolytic cell casing body 41 from the opening 41C.
- the locking fitting 42 is rotated to lock each locking claw 43.
- the groove 66 When fitted in the groove 66, it is held in the locked state.
- valve body 91 of the check valve 90 is pressed against the outer wall surface and pushed outward as shown in FIG. 12 (b), as shown in FIG.
- the outlets 41a and 41b and the inlet 41c are connected to the housing space 41A.
- the electrolyte c flows from the electrolyte supply device F0 into the internal space 41B of the electrolytic cell 40 via the supply port 41c, and also flows through the external terminals 41d and 41e.
- a DC voltage is applied from the power supply device 17 to the electrode plates 63 a and 63 b attached to both sides of the ion exchange material 62, electrolysis is performed via the ion exchange material 61, and this electricity is generated.
- Element b is led out through discharge ports 41a and 41b, respectively, and stored in hydrogen storage unit 80a and oxygen storage unit 80b.
- the cassette 60 is detachably attached to the electrolytic cell 40, it is easy to replace the ion exchange material 61 and to replace the ion exchange material 61 due to damage or the like. When necessary, there is no need to replace the entire structure of the electrolytic cell 40, which has the effect of reducing costs.
- each on-off valve 90 for opening and closing the flow path of the electrolyte and each gas is configured to be opened and closed in conjunction with the attachment and detachment of the cassette 60, the cassette 60 is connected to the electrolytic cell 40.
- the flow paths for the hydrogen gas a, the oxygen b, and the electrolytic solution c can be opened in the mounted state, and the respective flow paths can be automatically closed with the cassette 60 removed. This prevents the electrolyte c from flowing into the electrolytic cell 40 when the cassette 60 is replaced, and the generated hydrogen sulfur a and oxygen b reduce the hydrogen and oxygen storage units 80 a, There is an effect that it can be prevented from flowing out to 80b.
- a sheet member having a surface coated with glycerin is used as the protection member, but a water pack or the like may be used as the protection member.
- the gas generator by electrolysis of the present invention includes a cylindrical electrode, a center electrode, and at least one intermediate electrode, and can generate a large amount of gas since the electrode surface is wide.
- a partition is provided between each electrode to prevent gas mixing, and a gas take-out passage is provided to separate generated gas and take out gas, so oxygen and hydrogen are taken out separately. It is possible.
- the ion exchange membrane provided in the Ricardo type casing is detachably held in the electrolytic cell by a holding device.
- the solution is electrolyzed into oxygen and hydrogen, and a casing provided with an ion exchange membrane is provided independently of the electrolytic cell, and is attached to or removed from the electrolytic cell.
- the on-off valve controls the opening and closing of the inlet of the electrolyte to control the supply of the electrolyte from the electrolyte supply device. To prevent electrolyte from flowing into the electrolytic cell during replacement This has the effect that the replacement work can be easily performed.
- the surface of the ion exchange membrane is humidified and protected by a protective member to maintain appropriate humidity in the ion exchange membrane, high ion conductivity is maintained, and the ion exchange membrane can be used efficiently.
- the gas generator according to the present invention is very easy to handle and is a safe device, it can be used not only for industrial purposes but also for home use.
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Abstract
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Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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PCT/JP2004/005075 WO2005100639A1 (ja) | 2004-04-08 | 2004-04-08 | 電気分解によるガス発生装置 |
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PCT/JP2004/005075 WO2005100639A1 (ja) | 2004-04-08 | 2004-04-08 | 電気分解によるガス発生装置 |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2010121442A1 (zh) * | 2009-04-22 | 2010-10-28 | Guo Jianguo | 电场-膜电极组合结构的燃料电池装置及其可逆式再生氢氧电解装置 |
JP2016204743A (ja) * | 2015-04-24 | 2016-12-08 | エクセルギー・パワー・システムズ株式会社 | 第3電極を備えた水素製造装置および水素製造方法 |
WO2023238026A1 (en) * | 2022-06-07 | 2023-12-14 | Consiglio Nazionale Delle Ricerche + Istituto Nazionale Di Astrofisica | Electrochemical device suitable to work both as electrolyser and fuel cell |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5426993A (en) * | 1977-08-02 | 1979-02-28 | Matsushita Electric Ind Co Ltd | Oxygen generator |
JPS55104489A (en) * | 1979-02-02 | 1980-08-09 | Mitsubishi Heavy Ind Ltd | Electrode apparatus |
JPH10251884A (ja) * | 1997-03-18 | 1998-09-22 | Shinko Pantec Co Ltd | 水素・酸素発生装置及びこれに用いる電解セル |
JPH11188364A (ja) * | 1997-12-26 | 1999-07-13 | Trp:Kk | 電解装置 |
JP2002273433A (ja) * | 2001-03-15 | 2002-09-24 | Toin Gakuen | 活性酸素発生方法及び装置 |
JP2003313693A (ja) * | 2002-04-25 | 2003-11-06 | Toomu:Kk | 電気分解装置及び電気分解方法 |
JP2004137528A (ja) * | 2002-10-16 | 2004-05-13 | Naoki Nomura | 電気分解によるガス発生装置 |
JP2004143508A (ja) * | 2002-10-23 | 2004-05-20 | Naoki Nomura | 酸素水素ガス発生装置 |
-
2004
- 2004-04-08 WO PCT/JP2004/005075 patent/WO2005100639A1/ja active Application Filing
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5426993A (en) * | 1977-08-02 | 1979-02-28 | Matsushita Electric Ind Co Ltd | Oxygen generator |
JPS55104489A (en) * | 1979-02-02 | 1980-08-09 | Mitsubishi Heavy Ind Ltd | Electrode apparatus |
JPH10251884A (ja) * | 1997-03-18 | 1998-09-22 | Shinko Pantec Co Ltd | 水素・酸素発生装置及びこれに用いる電解セル |
JPH11188364A (ja) * | 1997-12-26 | 1999-07-13 | Trp:Kk | 電解装置 |
JP2002273433A (ja) * | 2001-03-15 | 2002-09-24 | Toin Gakuen | 活性酸素発生方法及び装置 |
JP2003313693A (ja) * | 2002-04-25 | 2003-11-06 | Toomu:Kk | 電気分解装置及び電気分解方法 |
JP2004137528A (ja) * | 2002-10-16 | 2004-05-13 | Naoki Nomura | 電気分解によるガス発生装置 |
JP2004143508A (ja) * | 2002-10-23 | 2004-05-20 | Naoki Nomura | 酸素水素ガス発生装置 |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2010121442A1 (zh) * | 2009-04-22 | 2010-10-28 | Guo Jianguo | 电场-膜电极组合结构的燃料电池装置及其可逆式再生氢氧电解装置 |
JP2016204743A (ja) * | 2015-04-24 | 2016-12-08 | エクセルギー・パワー・システムズ株式会社 | 第3電極を備えた水素製造装置および水素製造方法 |
WO2023238026A1 (en) * | 2022-06-07 | 2023-12-14 | Consiglio Nazionale Delle Ricerche + Istituto Nazionale Di Astrofisica | Electrochemical device suitable to work both as electrolyser and fuel cell |
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