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WO2000066811A1 - Appareil et procédé d'électrolyse de l'eau - Google Patents

Appareil et procédé d'électrolyse de l'eau Download PDF

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Publication number
WO2000066811A1
WO2000066811A1 PCT/KR1999/000206 KR9900206W WO0066811A1 WO 2000066811 A1 WO2000066811 A1 WO 2000066811A1 KR 9900206 W KR9900206 W KR 9900206W WO 0066811 A1 WO0066811 A1 WO 0066811A1
Authority
WO
WIPO (PCT)
Prior art keywords
oxygen
electrolytic cell
hydrogen
gas
cylinders
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/KR1999/000206
Other languages
English (en)
Inventor
Sug Hyun Kim
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
HUNG CHANG CO Ltd
Original Assignee
HUNG CHANG CO Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by HUNG CHANG CO Ltd filed Critical HUNG CHANG CO Ltd
Priority to PCT/KR1999/000206 priority Critical patent/WO2000066811A1/fr
Priority to AU37338/99A priority patent/AU3733899A/en
Publication of WO2000066811A1 publication Critical patent/WO2000066811A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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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
    • C25B15/00—Operating or servicing cells
    • 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
    • C25B1/00—Electrolytic production of inorganic compounds or non-metals
    • C25B1/01—Products
    • C25B1/02—Hydrogen or oxygen
    • C25B1/04—Hydrogen or oxygen by electrolysis of water
    • 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
    • C25B11/00—Electrodes; Manufacture thereof not otherwise provided for
    • C25B11/02—Electrodes; Manufacture thereof not otherwise provided for characterised by shape or form
    • C25B11/036—Bipolar electrodes
    • 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 an apparatus and method for electrolyzing water to obtain hydrogen and oxygen gas in a large quantity in a short time, and more particularly, to a water electrolysis apparatus and its method, in which oxygen and hydrogen can be simultaneously obtained in a large quantity through an electrolysis by forming a plurality of positive (+) current and negative (-) current in the inside of the water electrolysis apparatus, thereby utilizing this apparatus in various fields such as home, agricultural, commercial and industrial boilers etc .
  • a water electrolysis in general, installed in an electrolytic cell are a positive (+) electrode rod in one side thereof and a negative (-) electrode rod in another side thereof. Then, electrolyte is added to and mixed with water, and this is filled in the electrolytic cell. In such state, DC current passes through the electrolytic cell filled with water mixed with the electrolyte to execute the electrolysis.
  • the electrolyte may be dilute sulfuric acid, sodium hydroxide or potassium hydroxide etc. It was noted that theoretic decomposition voltage is 1.255V in the normal temperature, but substantial voltage required for the electrolysis is appropriated a little higher than the theoretic voltage in consideration of a resistance of the electrolyte and overvoltage for the hydrogen and oxygen.
  • an apparatus and method for electrolyzing water to get the oxygen and the hydrogen of a large quantity in a short time were disclosed with such a construction that an anode rod was set in the center thereof, cylinders having a cylindric shape, formed as a conductor in a type of several folds were positioned in the neighborhood of the anode rod , on its outmost side a cylindric housing was equipped, and upper and lower support plates formed as the insulation body were fixed in the structure that the cylinders structured in several folds were not in contact with one another, thereby the apparatus being used, filled with water and electrolyte.
  • a pressure reducing unit a transformer
  • the apparatus has a difficulty for a manufacture of a compact size and has a disadvantage for an aspect of an efficiency. It is also a problem which this apparatus does not equip a unit for separating the oxygen and the hydrogen individually and supplying the gas so as to match to each use. Further, there is not equipped a unit for primarily depositing suspended particles etc. contained into the water and the electrolyte, in the inside of the electrolytic cell in this apparatus. That is, the disadvantages in its efficiency are caused.
  • the present invention is directed to a water electrolysis apparatus and its method that substantially obviate one or more of the limitations and disadvantages of the related art . That is, the present invention is provided by improving the conventional apparatus through a large increase of its capacity and efficiency, and through a mechanical compactness thereof .
  • a primary object of the present invention is to provide an apparatus and method for electrolyzing water to obtain hydrogen and oxygen gas in a large quantity in a short time, in which a large capacity thereof can be realized by greatly increasing the number of cylinders equipped in a conventional apparatus and a compactness and an efficiency thereof can be achieved by removing a pressure reducing unit of a transformer.
  • Another object of the invention is to provide a water electrolysis apparatus and its method, in which a plurality of cylindric housings are connected with one another and the oxygen and the hydrogen are extracted and separated from each other in individual cylindric housings .
  • Still another object of the invention is to provide a water electrolysis apparatus and its method, in which an efficiency in a mechanical performance can be increased by equipping a unit for depositing suspended particles contained into water and electrolyte, in the inside of the electrolytic cell having this apparatus therein.
  • the inventive oxygen and hydrogen generator mentioned above consists of a cylindric housing formed in an outmost side, made of conductive material and connected to negative electrode power; a plurality of cylinders as a conductor, formed in a cylindric main body; a positive electrode fixation rod, fixed onto a center of the cylinders and connected to positive electrode power; and upper and lower fixation plates made of insulation material, for fixing the cylindric housing, a plurality of cylinders and the positive electrode rod fixation on upper and lower sides thereof.
  • the number of the multiple cylinders preferably has a range from 20 to 22.
  • a plurality of the cylindric housings are connected with one another, and on their coupled portions, insulation films and separate films are formed in order, after that, it is installed a separator for separating the oxygen and the hydrogen gas from the respective cylindric housings.
  • the separator is composed of an oxygen extracting module for extracting the oxygen and a hydrogen extracting module for extracting the hydrogen, which are set in the individual cylindric housings; a primary oxygen storage for separating gas and moisture ejected from the oxygen extracting module in the midst of its ejection; a primary hydrogen storage for separating the gas and the moisture ejected from the hydrogen extracting module in the midst of its ejection; a moisture returning module for again returning the moisture separated in the primary oxygen and hydrogen storages to the respective cylindric main body; and a secondary gas storage for separately storing the oxygen and the hydrogen separated in the primary oxygen and hydrogen storages .
  • the oxygen and hydrogen generator is installed in the inside of the electrolytic cell on its upper part by using a fixation rod, and a drain trap is provided in the lower part of the electrolytic cell to drain a foreign substance through an inner side wall of the electrolytic cell and the drain trap, thereby resulting in an increase of a mechanical efficiency.
  • Fig. 1 is a general perspective view of an oxygen and hydrogen generator in one embodiment of the present invention
  • Fig. 2 represents electrodes for a partial section of the oxygen and hydrogen generator shown in Fig. 1;
  • Fig. 3 depicts a block diagram of an apparatus employing an oxygen and hydrogen generator in one embodiment of the present invention
  • Fig. 4 offers a general perspective view of an oxygen and hydrogen generator in another embodiment of the present invention.
  • Fig. 6 shows a detail enlarged view of an electrolytic cell equipping the inventive oxygen and hydrogen generator .
  • Fig. 3 schematically shows an apparatus utilizing an oxygen and hydrogen generator, and is constructed mainly by an electrolytic cell 1, a relief valve 2, a demister 3, a vapor bottle 4, a regulator 5, a flash-back arrester 6 etc .
  • the oxygen and hydrogen generator is installed in the inside of the electrolytic cell 1 and is connected to DC power.
  • a relief valve 2 for a control of a gas pressure is preferably equipped in the electrolytic cell 1, to discharge by a control thereof the gas through this relief valve 2 when an interior pressure of the electrolytic cell 1 becomes more than a specific level.
  • pure water is put into the electrolytic cell 1 and potassium hydroxide aqueous solution as catalyst material of the electrolysis is added thereto, and then, a direct current is applied to generate hydrogen and oxygen gas through this electrolysis.
  • a demister 3 is connected for the purpose of filtering an impurity from a mix gas of the hydrogen and the oxygen discharged from the electrolytic cell 1.
  • the demister 3 plays a role for filtering the impurity etc. since hydrogen and oxygen gas, and H20, KOH and the impurity are together ejected through the electrolysis.
  • a vapor bottle 4 is also equipped, being connected to the demister 3 for the sake of a spark cut-off in case the gas from the demister counterflow.
  • This vapor bottle 4 maintains a pressure of a gas ejection constantly, and serves as a role cutting off a spark in a case of an occurrence of the a counterflow phenomenon.
  • This can be also employed for various types of usages by changing solution then changing the temperature of spark and its characteristic.
  • the regulator 5 In order to control the amount of gas ejected from a torch 12 positioned in an end side of the apparatus, the regulator 5 is connected thereto, and a pressure gauge 7 is provided to always measure a pressure of the electrolytic cell inside and a pressure of a use gas through the torch 12. Further, the flash-back arrestor 6 for preventing a counterflow of the gas is equipped successively with the regulator 5. The torch 12 is then connected next to the flash-back arrestor 6.
  • 9 is a fan for cooling the gas
  • 11 indicates a diode block for converting AC into the DC
  • 14 shows a circuitry cutting-off part
  • 13 represents the torch.
  • the inventive oxygen and hydrogen generator as shown in Fig. 1, is constructed by a cylindric housing 30 of an outmost side, a plurality of cylinders 20, 20', 20"..., and a fixation rod 10, and upper and lower fixation plates 40, 40' .
  • the cylindric housing 30 is made of conductive material and is connected to the negative electrode power.
  • 20 to 22 cylinders as conductors are continuously disposed radially from a central axial.
  • the fixation rod 10 connected to the positive electrode power is equipped.
  • the upper and lower plates 40, 40' fix the cylindric housing 30, numerous cylinders 20, 20', 20"... and the fixation rod of the positive electrode onto its upper and lower sides.
  • the number in 20 to 22 cylinders enables to realize a large capacity of the apparatus without the construction of a transformer. Accordingly, a loss caused by a pressure reduction of the transformer can be prevented, and also, a curtailment of the cost, a lightness of weight and a compactness of the equipment can be achieved.
  • a portion of an electrification caused from the positive fixation rod and the positive electrode of the cylinders can be prevented from a corrosion occurring owing to the oxygen from the anode, by plating its stainless steel or steel with nickel .
  • Fig. 4 indicates a general perspective view of the oxygen and hydrogen generator in another embodiment of the invention.
  • the separator includes an oxygen extracting module 70, a hydrogen extracting module 80, a primary gas storage 90, 90', a moisture returning module 100, 100' and a secondary gas storage 110.
  • the oxygen extracting module 70 and the hydrogen extracting module 80 are installed in each of the cylindric housings 30, 30', 30", ... .
  • the primary oxygen storage 90 and the primary hydrogen storage 90' are also each equipped in the invention, including the moisture returning module 100, 100' for separating the oxygen, the hydrogen and the moisture from the oxygen and hydrogen extracting modules 70, 80, temporarily storing them, and returning only the moisture to the cylindric housing 30, 30', 30",... .
  • the secondary gas storage 110 separately stores the oxygen and the hydrogen separated in the primary oxygen and hydrogen storages 90, 90' .
  • Fig. 5 provides a structure for filtering suspended particles contained into the water and the electrolyte in the electrolytic cell 1. That is to say, the oxygen and hydrogen generator is hung on an upper portion of the electrolytic cell by using a fixation member 120, and a drain trap 130 is formed on a lower part thereof to thus drain the suspended particles through an inner side wall of the electrolytic cell then through the drain trap 130.
  • the electrolysis is progressed in the inside of the electrolytic cell 1, minimizing a resistance of the electrolyte, increasing a generation efficiency and reducing a loss of generation heat caused by a resistance of positive and negative ion.
  • an efficiency of the electrolytic cell can be largely improved.
  • the generic pure water and the electrolyte are filled in the electrolytic cell 1, and the cylindric housing 30 is connected to the negative electrode power, and the fixation rod 10 is connected to the positive electrode power.
  • numerous positive and negative electrode currents are concurrently generated in the cylinders as the conductor set between the fixation rode of the positive electrode and the cylindric housing positioned on the outmost side, to thereby electrolyze the water and obtain the oxygen and hydrogen in a large quantity.

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)

Abstract

L'invention concerne un appareil permettant d'électrolyser de l'eau de manière à obtenir rapidement du gaz oxygène et hydrogène en grande quantité, cette invention concernant également le procédé associé à cet appareil. Selon ce procédé, l'appareil d'électrolyse de l'eau de cette invention comporte: une cellule électrolytique dans laquelle est installé un générateur d'oxygène et d'hydrogène, qui est en outre raccordé à une source d'alimentation électrique en courant continu; un ensemble de soupapes de décharge disposé dans la cellule électrolytique afin de réguler la pression; un dévésiculeur destiné à filtrer les impuretés du gaz mélangé provenant de cette cellule électrolytique; un récipient de vapeur raccordé à ce dévésiculeur afin d'arrêter l'allumage dans un boîtier contenant du gaz à contre-courant, situé dans le dévésiculeur; un régulateur raccordé à ce récipient de vapeur pour réguler la quantité de gaz éjectée par une tuyère située à l'extrémité de ce récipient de vapeur; un dispositif contre les retours de flamme raccordé au régulateur afin de prévenir tout contre-courant du gaz; un interrupteur à poussoir raccordé à la cellule électrolytique afin de couper le courant électrique en réponse à une pression intérieure de cette cellule électrolytique; et enfin un bloc à diodes, conçu pour convertir le courant alternatif en courant continu puis à coupler le courant continu à ladite cellule électrolytique.
PCT/KR1999/000206 1999-04-29 1999-04-29 Appareil et procédé d'électrolyse de l'eau Ceased WO2000066811A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
PCT/KR1999/000206 WO2000066811A1 (fr) 1999-04-29 1999-04-29 Appareil et procédé d'électrolyse de l'eau
AU37338/99A AU3733899A (en) 1999-04-29 1999-04-29 Apparatus and method for electrolyzing water

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/KR1999/000206 WO2000066811A1 (fr) 1999-04-29 1999-04-29 Appareil et procédé d'électrolyse de l'eau

Publications (1)

Publication Number Publication Date
WO2000066811A1 true WO2000066811A1 (fr) 2000-11-09

Family

ID=19570797

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Application Number Title Priority Date Filing Date
PCT/KR1999/000206 Ceased WO2000066811A1 (fr) 1999-04-29 1999-04-29 Appareil et procédé d'électrolyse de l'eau

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Country Link
AU (1) AU3733899A (fr)
WO (1) WO2000066811A1 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2002066585A3 (fr) * 2001-02-21 2003-09-25 Jager Cornelis Johannes De Procede et appareil de production d'un fluide combustible
WO2005035833A1 (fr) * 2003-10-14 2005-04-21 Hans-Peter Bierbaumer Dispositif de conversion d'energie
FR2998901A1 (fr) * 2012-12-05 2014-06-06 2Bgas Hydrogen Generateur de flamme comprenant un electrolyseur pour la production d'oxygene et d'hydrogene par electrolyse d'eau

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2159246A1 (de) * 1971-11-30 1973-06-14 Friedrich Dipl Phys Goetz Verfahren und vorrichtung zur erzeugung eines gemisches von wasserstoff und sauerstoff
RU2086705C1 (ru) * 1994-03-22 1997-08-10 Акционерное общество закрытого типа "Завод экспериментального машиностроения" Устройство для получения кислород-водородной газовой смеси путем электролиза воды
JPH1092453A (ja) * 1996-09-12 1998-04-10 Fuji Electric Co Ltd 水素貯蔵発電システム

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2159246A1 (de) * 1971-11-30 1973-06-14 Friedrich Dipl Phys Goetz Verfahren und vorrichtung zur erzeugung eines gemisches von wasserstoff und sauerstoff
RU2086705C1 (ru) * 1994-03-22 1997-08-10 Акционерное общество закрытого типа "Завод экспериментального машиностроения" Устройство для получения кислород-водородной газовой смеси путем электролиза воды
JPH1092453A (ja) * 1996-09-12 1998-04-10 Fuji Electric Co Ltd 水素貯蔵発電システム

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2002066585A3 (fr) * 2001-02-21 2003-09-25 Jager Cornelis Johannes De Procede et appareil de production d'un fluide combustible
WO2005035833A1 (fr) * 2003-10-14 2005-04-21 Hans-Peter Bierbaumer Dispositif de conversion d'energie
AU2004279896B2 (en) * 2003-10-14 2009-12-17 Hans-Peter Bierbaumer Energy converting device
FR2998901A1 (fr) * 2012-12-05 2014-06-06 2Bgas Hydrogen Generateur de flamme comprenant un electrolyseur pour la production d'oxygene et d'hydrogene par electrolyse d'eau
WO2014087107A3 (fr) * 2012-12-05 2014-08-07 2Bgas Hydrogen Generateur de flamme comprenant un electrolyseur pour la production d'oxygene et d'hydrogene par electrolyse d'eau

Also Published As

Publication number Publication date
AU3733899A (en) 2000-11-17

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