WO2019231007A1 - Générateur d'hydrogène - Google Patents

Générateur d'hydrogène Download PDF

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Publication number
WO2019231007A1
WO2019231007A1 PCT/KR2018/006124 KR2018006124W WO2019231007A1 WO 2019231007 A1 WO2019231007 A1 WO 2019231007A1 KR 2018006124 W KR2018006124 W KR 2018006124W WO 2019231007 A1 WO2019231007 A1 WO 2019231007A1
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WO
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Prior art keywords
negative electrode
anode
plate
positive electrode
cathode
Prior art date
Application number
PCT/KR2018/006124
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English (en)
Korean (ko)
Inventor
이춘미
고해훈
Original Assignee
Lee Chunmi
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Filing date
Publication date
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Publication of WO2019231007A1 publication Critical patent/WO2019231007A1/fr

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    • 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
    • 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
    • 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
    • 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
    • C25B15/08—Supplying or removing reactants or electrolytes; Regeneration of electrolytes
    • 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
    • C25B9/60—Constructional parts of cells
    • C25B9/65—Means for supplying current; Electrode connections; Electric inter-cell connections
    • 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
    • C25B9/70—Assemblies comprising two or more cells
    • C25B9/73—Assemblies comprising two or more cells of the filter-press type
    • 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 hydrogen generating device, and more particularly to a hydrogen generating device for generating hydrogen by electrolysis of water.
  • Hydrogen generating apparatus using electrolysis is an apparatus in which oxygen gas is generated on the anode side and hydrogen gas is generated on the cathode side as water molecules are decomposed by applying electrical energy to water containing an electrolyte or the like.
  • Such hydrogen generators are developed and used in a variety of devices.
  • a pair of cases are provided with inlets and outlets through which water is introduced and discharged, a cathode plate and a cathode plate are disposed in the case, and an ion membrane is disposed between the anode plate and the cathode plate.
  • water molecules may be decomposed by electric energy to generate hydrogen and oxygen.
  • the conventional hydrogen generating apparatus as described above uses a case made of an insulator such as a synthetic resin, and arranges the ion membrane, the positive electrode plate, and the negative electrode plate in close contact with the case formed of the insulator.
  • the problem to be solved by the present invention is to provide a hydrogen generating device that can maximize the efficiency of generating hydrogen.
  • the first and second positive electrode accommodating portion each formed with a water flow path is formed therein, the first and second positive electrode plate electrically connected to the positive electrode;
  • a negative electrode plate disposed between the first and second positive electrode plates, a negative electrode accommodating part is formed, and a negative electrode electrically connected thereto;
  • a first insulating plate disposed between the first positive electrode plate and the negative electrode plate and insulating the first positive electrode plate and the negative electrode plate;
  • a first diaphragm disposed between the first positive electrode accommodating part and the negative electrode accommodating part to separate the first positive electrode accommodating part and the negative electrode accommodating part;
  • a second diaphragm disposed between the second positive electrode accommodating part and the negative electrode accommodating part such that the second positive electrode accommodating part and the negative electrode accommodating part are separated from each other, wherein the first and second positive electrode plates are respectively provided in the first and second positive electrode plates.
  • First and second inlets through which water is supplied to the positive electrode accommodating part and first and second outlets through which water is discharged from the first and second positive electrode accommodating parts are formed.
  • An accommodation unit may be formed, and an exhaust port through which hydrogen gas is discharged from the cathode accommodation unit may be formed.
  • First to third anode path portions are formed in the first and second anode receiving portions formed on the first and second anode plates, respectively, and the first anode path portion is vertical in the first and second inlets. Extends in the horizontal direction of the first direction, extends in the horizontal direction of the second direction, is formed to be repeated several times in the horizontal direction of the first and second directions, and the second anode path portion It extends in the horizontal direction of the second direction, and then extends in the horizontal direction of the first direction, is formed to be repeated several times in the horizontal direction of the second and first direction, it is perpendicular to the first and second outlets It is formed extending in the direction, the third anode path portion may be formed to connect the first and second anode path portion to each other.
  • the negative electrode accommodating portion formed on the negative electrode plate may include a first negative electrode path portion extending in one direction, a second negative electrode path portion formed at a position parallel to the first negative electrode path portion, and formed in one direction and the first negative electrode path portion; At least one third cathode path portion may be formed between the first and second cathode path portions to connect the first and second cathode path portions, and an exhaust port may be formed in the first cathode path portion.
  • each of the first and second positive electrode plates further includes first and second positive electrode connection parts to which positive electrodes of a DC power source supplied from the outside are connected, respectively, and the negative electrode plate of the DC power source supplied from the outside to the upper end.
  • a negative electrode connector to which the negative electrode is connected may be formed.
  • first and second positive plate, the first and second insulating plate and the negative plate, a plurality of coupling holes are formed to be coupled by a bolt, further comprises an insulating tube penetrating the plurality of coupling holes
  • the first and second positive electrode plates, the first and second insulating plates, and the negative electrode plates may be coupled by the bolts passing through the insulating tube.
  • an area in contact with water and a positive electrode plate is formed by forming a path through which water can flow in the positive electrode plate and the negative electrode plate, without using a separate positive electrode plate and negative electrode plate in the case of an insulating insulator. Since it can be maximized, there is an effect that can maximize the amount of hydrogen that can occur at the same time.
  • the time for water to stay in the anode receiver can be maximized.
  • the speed at which the diaphragm is in contact with the water because water is introduced into the positive and negative receiving portions while the power is connected to the positive and negative plates is quick to minimize the damage to the diaphragm by applying power to the diaphragm in the absence of water.
  • FIG. 1 is a perspective view showing a hydrogen generator according to an embodiment of the present invention.
  • FIG. 2 is an exploded perspective view showing a hydrogen generator according to an embodiment of the present invention.
  • FIG 3 is a perspective view illustrating a first anode plate of a hydrogen generator according to an embodiment of the present invention.
  • FIG. 4 is a perspective view illustrating a negative electrode plate of the hydrogen generator according to an embodiment of the present invention.
  • FIG. 5 is a cross-sectional view taken along the line AA ′ of FIG. 4.
  • FIG. 6 is a schematic view showing a hydrogen collecting device using a hydrogen generating device according to an embodiment of the present invention.
  • FIG. 1 is a perspective view showing a hydrogen generating apparatus according to an embodiment of the present invention
  • Figure 2 is an exploded perspective view showing a hydrogen generating apparatus according to an embodiment of the present invention
  • 3 is a perspective view illustrating a first positive electrode plate of a hydrogen generator according to an embodiment of the present invention
  • 4 is a perspective view illustrating a negative electrode plate of the hydrogen generator according to the exemplary embodiment of the present invention
  • FIG. 5 is a cross-sectional view taken along the line AA ′ of FIG. 4.
  • a hydrogen generator 100 includes a first positive electrode plate 110, a second positive electrode plate 120, a negative electrode plate 130, and a first insulating layer.
  • the plate 140, the second insulating plate 150, the first diaphragm 160, and the second diaphragm 170 are included.
  • the first anode plate 110 may be formed in a rectangular or square shape. And the positive electrode connecting portion 118 for connecting the electrode in the upper direction may be formed to protrude.
  • the first anode plate 110 may include a first anode body 111, a first inlet 112, a first outlet 114, a first anode receiver 116, and a first positive electrode connector 118. It includes.
  • the first anode body 111 is formed in a rectangular or square shape.
  • the first anode body 111 may be made of metal, and in this embodiment, may be manufactured using titanium, and may be manufactured by plating platinum on titanium. Accordingly, the first anode body 111 may increase corrosion resistance and chemical resistance, and may prevent contamination of water, which is an electrolyte, even when water is ionized.
  • the metal used for the first positive electrode body 111 and the material to be plated may use other types of materials as necessary.
  • a plurality of coupling holes C1 may be formed in the first anode body 111. As shown in FIG. 2, the plurality of coupling holes C1 may be formed along the edge of the first anode body 111, and in this embodiment, twelve pieces are arranged to surround the first anode receiving portion 116. Can be formed.
  • the first inlet part 112 may be provided to supply water to the inside of the first anode body 111 and may be disposed outside the first anode body 111. In the present embodiment, as will be described later, when the position where the first positive electrode connecting portion 118 is formed on the first positive electrode body 111 is defined as an upper portion, the first inlet portion 112 is an outer upper portion of the first positive electrode body 111. Can be placed in a biased position. Accordingly, as shown in FIG. 2, the first inlet 112a may be formed inside the first inlet 112.
  • the first discharge part 114 may be provided to discharge water supplied to the inside of the first anode body 111, and may be disposed outside the first anode body 111.
  • the first inlet 112 may be disposed at a position biased to the outer lower portion of the anode matrix. Accordingly, as shown in FIG. 2, the first outlet 114a may be formed inside the first outlet 114.
  • the position where the first inlet 112 and the first outlet 114 are disposed is diagonally directed to the edge side in the first anode body 111 having a rectangular or square shape as shown in FIG. 2.
  • the water discharged through the first discharge unit 114 may include oxygen generated by electrolysis.
  • the first anode receiving portion 116 may be formed inside the first anode body 111, and as shown in FIG. 2, may be formed in a predetermined groove shape on the inner surface.
  • the first anode receiving portion 116 is a space in which water introduced through the first inlet 112a can be filled, and the first anode so that the water can be filled in the entire first anode receiving portion 116.
  • the path portion 116a, the second anode path portion 116b, and the third anode path portion 161c may be formed.
  • the first anode path portion 116a is formed in a straight line shape having a predetermined length in the lower direction at the first inlet 112a, and then extends in a straight line shape having a predetermined length in the horizontal direction of the first direction. Is formed. And it extends in the shape of the straight line which has a predetermined length in the horizontal direction of the 2nd direction opposite to a 1st direction. Then, secondly, it extends in the shape of a straight line having a predetermined length in the horizontal direction of the first direction, and extends in the shape of a straight line having the predetermined length in the horizontal direction of the second direction. In this case, the lengths extending in the second and first directions may be shorter than the lengths extending in the first and second directions.
  • the light is repeatedly formed in the first direction and the second direction, and the length extending in the horizontal direction is shortened. In this embodiment, it is formed by repeating ten times.
  • the second anode path portion 116b extends from the first anode path portion 116a, and the first anode path portion 116a is symmetrically rotated by 180 degrees with respect to the center of the first anode receiving portion 116. It can be formed as.
  • the third anode path portion 116c is formed to connect the first anode path portion 116a and the second anode path portion 116b to each other, and as shown, is formed to have a predetermined length in a diagonal direction. Can be.
  • the second anode path portion 116b extends from the third anode path portion 116c, extends in a straight line shape having a predetermined length in the second direction, and has a predetermined length in the horizontal direction of the first direction. It extends in the shape of a straight line. And again, it extends in the form of a straight line having a predetermined length in the horizontal direction of the second direction, and extends in the form of a straight line having the predetermined length in the horizontal direction of the first direction.
  • the second length extending in the second direction and the first direction may be longer than the first length extending in the second direction and the first direction.
  • the first anode path portion 116a, the second anode path portion 116b, and the third anode path portion 116c may have the same width and depth.
  • water introduced through the first inlet 112a is moved along the first anode path 116a, the third anode path 116c, and the second anode path 116b, and then the first outlet 114a. Can be discharged to outside.
  • the first positive electrode connecting portion 118 is disposed on an upper side of the first positive electrode body 111.
  • the first positive electrode connector 118 is provided to connect an external power source to the first positive electrode plate 110, and a first positive electrode connector E1 may be formed to connect the external power source.
  • the first positive electrode connecting portion 118 is provided to connect the positive power of the external power.
  • the second anode plate 120 includes a second anode body 121, a second inlet 122, a second outlet 124, a second anode receiving portion and a second anode connecting portion 128.
  • the second positive electrode plate 120 has the same structure as the first positive electrode plate 110 and is rotated by 180 degrees with respect to the vertical axis passing through the center of the first positive electrode plate 110. That is, although not shown in the drawing, the second positive electrode accommodating part is formed inside the second positive electrode plate 120, and the second positive accommodating part is formed in the same shape as the first positive accommodating part 116. In this case, as illustrated in FIGS. 1 and 2, the second positive electrode connecting portion 128 may be disposed at an upper side of the upper portion at the same position as the first positive electrode connecting portion 118.
  • a second positive electrode connector E2 may be formed in the second positive electrode connector 128. As shown in the drawing, a second positive electrode connector 128 may be formed at a position corresponding to the plurality of coupling holes C1 formed in the first positive electrode body 111. A plurality of coupling holes C2 may be formed in the anode body 121.
  • the negative electrode plate 130 may be formed in a rectangular or square shape, as shown in FIGS. 1 and 2.
  • the negative electrode plate 130 includes a negative electrode body 131, an exhaust part 132, and a negative electrode receiving part 136.
  • a negative electrode connector (E3) for connecting the electrode in the upper direction can be formed.
  • the negative electrode connector E3 is formed in the shape of a groove on the top surface of the negative electrode body 131. Accordingly, the negative electrode of the external power source can be connected through the negative electrode connector E3.
  • the cathode body 131 is formed in a rectangular or square shape, as shown.
  • the negative electrode body 131 like the first positive electrode body 111, a metal may be used, in the present embodiment, may be manufactured using titanium, platinum may be plated on titanium. Accordingly, the negative electrode body 131 may increase corrosion resistance and chemical resistance, and may prevent contamination of water, which is an electrolyte even if water is ionized. If necessary, the metal used for the cathode body 131 and the material to be plated may be used with other kinds of materials as necessary.
  • a plurality of coupling holes C3 may be formed in the cathode body 131. As shown in FIGS. 1 and 2, the plurality of couplers C3 may be formed along the edge of the negative electrode body 131, and the plurality of couplers C1 may be formed on the first positive electrode body 111. It may be arranged at a corresponding position. In the present embodiment, twelve coupling holes C3 may be formed to surround the cathode receiving portion 136.
  • the exhaust part 132 is provided to exhaust hydrogen gas, which is a gas generated in the negative electrode accommodating part 136, formed inside the negative electrode body 131 to the outside, and may be disposed at an upper end of the negative electrode body 131.
  • the exhaust part 132 may be disposed at a position biased to the upper end of the negative electrode body 131. Accordingly, as shown in FIG. 3, an exhaust port 132a may be formed in the exhaust part 132.
  • the exhaust part 132 may be disposed at the upper end of the cathode body 131 having a rectangular or square shape, as shown in FIGS. 1 and 2.
  • the exhaust part 132 is disposed at the upper end in this way. Referring to FIG. 3, it is preferable that the exhaust part 132 is disposed at the upper part so that the hydrogen gas is moved upward through the negative electrode accommodating part 136 formed in the negative electrode body 131.
  • the negative accommodating part 136 may be formed on the inner side of the negative electrode body 131, and may be formed in a predetermined groove shape on the inner side as shown in FIG. 4.
  • the negative electrode accommodating part 136 may be formed at a position corresponding to the first positive electrode accommodating part 116, and the first negative electrode path part 136a, the second negative electrode path part 136b, and the third The cathode path portion 136c may be formed.
  • the negative electrode accommodating part 136 may be formed on both sides of the negative electrode body 131, and the negative electrode accommodating part 136 formed on both sides of the negative electrode body may be formed in the same shape.
  • the first cathode path part 136a may be formed in a straight line shape having a predetermined length in the horizontal direction, and have a predetermined width and a predetermined depth. Can be formed.
  • the exhaust part 132 may be disposed in the center of the first cathode path part 136a.
  • the second cathode path part 136b may be formed in parallel with the first cathode path part 136a at a position spaced apart from each other, and may have a predetermined width and a predetermined depth.
  • the first cathode path part 136a and the second cathode path part 136b may have the same length, width, and depth.
  • the third cathode path part 136c may be formed in plural to connect the first cathode path part 136a and the second cathode path part 136b with each other.
  • the third cathode path portion 136c is formed to connect the first cathode path portion 136a and the second cathode path portion 136b, and is formed in the vertical direction as shown in FIG. 2.
  • the third cathode path part 136c may be formed to have a predetermined width and a predetermined depth, and the width and depth of the third cathode path part 136c may be the first cathode path part 136a and the second cathode. It may be smaller than the width and depth of the path portion 136b, respectively.
  • the first insulating plate 140 may be formed relatively thinner than the first positive electrode body 111 and the negative electrode body 131, the first positive electrode plate 110 and the negative electrode plate 130. It may vary depending on the power required, but is not limited thereto.
  • the first insulating plate 140 is disposed between the first positive electrode body 111 and the negative electrode body 131 so that the first positive electrode body 111 and the negative electrode body 131 are coupled to each other by a bolt B or the like. In this state, the water flowing into the first positive electrode accommodating part 116 or the hydrogen gas generated in the negative electrode accommodating part 136 is prevented from being discharged through the space between the first positive electrode body 111 and the negative electrode body 131. can do. Accordingly, as shown in FIG.
  • a plurality of couplers C4 may be formed in the first insulating plate 140, and the plurality of couplers C4 may include the first positive electrode body 111 and the negative electrode body ( It may be formed at positions corresponding to the coupling sphere (C1, C3) formed in each of the 131.
  • the second insulating plate 150 is disposed between the second positive electrode body 121 and the negative electrode body 131 and is formed in the same structure as the first insulating plate 140.
  • the first positive electrode plate 110 and the negative electrode plate 130 are disposed, and the second insulating plate 150 is the second positive plate 120 and the negative electrode.
  • the plate 130 is disposed, in this embodiment, the first positive electrode plate 110, the first insulating plate 140, the negative electrode plate 130, the second insulating plate 150 and the second positive plate 120. Are arranged in sequence, can be coupled using a coupling means such as bolt (B).
  • Couplings C1, C2, C3, and C4 formed in the first anode plate 110, the first insulation plate 140, the cathode plate 130, the second insulation plate 150, and the second anode plate 120, respectively. , C5) may be disposed through the insulating tube (S).
  • the insulating tube S is configured to electrically insulate the first positive electrode plate 110, the negative electrode plate 130, and the second positive electrode plate 120, and may be made of silicon, rubber, synthetic resin, or the like.
  • a first diaphragm insertion hole 142 and a second diaphragm insertion hole 152 are formed in each of the first insulating plate 140 and the second insulating plate 150.
  • the size of the second diaphragm insertion hole 152 may be formed to correspond to the size of the first positive electrode accommodating part 116, the second positive electrode accommodating part, and the negative electrode accommodating part 136.
  • the first diaphragm insertion hole 142 and the second diaphragm are formed.
  • the shape of the insertion hole 152 may also be formed in a rectangular or square shape.
  • the first diaphragm 160 and the second diaphragm 170 are inserted into the first diaphragm insertion hole 142 of the first insulating plate 140 and the second diaphragm insertion hole 152 of the second insulating plate 150, respectively.
  • the first diaphragm insertion hole 142 and the second diaphragm insertion hole 152 are inserted to be completely covered. Accordingly, the first positive electrode accommodating part 116 formed on the first positive electrode body 111 and the negative electrode accommodating part 136 formed on the negative electrode body 131 may be separated into different spaces by the first diaphragm 160.
  • the second positive electrode accommodating part formed in the second positive electrode body 121 and the negative electrode accommodating part 136 formed in the negative electrode body 131 may be separated into different spaces by the second diaphragm 170.
  • the first diaphragm 150 and the second diaphragm 170 are used to separate hydrogen and oxygen generated through electrolysis, and may use a nafion-based thin film.
  • platinum may be coated on a thin film of Nafion series.
  • the coating of platinum on the Nafion-based thin film may be coated by decomposing platinum using electricity, and if necessary, the Nafion-based thin film may be coated with platinum.
  • the coating of platinum on a Nafion-based thin film by electroless may be performed by a method of depositing platinum on a Nafion-based thin film by stirring while a Nafion-based thin film is immersed in a liquid containing platinum. have.
  • the resistance of the first diaphragm 150 and the second diaphragm 170 may be about 400 kPa to 500 kPa.
  • the first positive electrode connecting portion 118 of the first positive electrode plate 110 and the second positive electrode connecting portion 128 of the second positive electrode plate 120 The positive pole of the direct current power source is connected, and the negative pole of the direct current power source is connected to the negative electrode connector E3 of the negative electrode plate 130.
  • the electrolyzed hydrogen gas is collected at the negative electrode accommodating part 136 side, which is the negative electrode, and the oxygen gas is collected at the first positive electrode accommodating part 116 and the second positive electrode accommodating side, which are positive electrodes.
  • the water flowing into the first anode receiving portion 116 through the first inlet 112a is connected to the first anode path portion 116a, the second anode path portion 116b and the third anode path portion 116c.
  • the first anode receiving portion 116 through the spread it can be discharged to the outside through the first outlet 114a with the generated oxygen gas.
  • the water introduced into the second anode receiving part through the second inlet 122 may be discharged to the outside through the second outlet 124.
  • the hydrogen gas collected on the side of the negative accommodating part 136 formed on both sides of the negative electrode body 131 may be discharged through the exhaust port 132a formed at the upper portion thereof.
  • the water introduced into the first positive electrode accommodating part 116 through the first inlet 112a does not pass over to the negative accommodating part 136 by the first diaphragm 160, but through the first outlet 114a. Since it is discharged to the outside, only hydrogen gas may be collected on the negative electrode accommodating part 136 side.
  • water introduced into the second positive electrode accommodating part through the second inlet formed in the second positive electrode body 121 may not be transferred to the negative accommodating part 136 by the second diaphragm 170, and thus the second positive electrode body ( It may be discharged to the outside through the second outlet formed in 121, only hydrogen gas can be collected on the cathode receiving portion 136 side.
  • direct current power is applied to the first positive electrode plate 110, the second positive electrode plate 20, and the negative electrode plate 130, and a direct current power supply having a voltage of 12 V and a current of 20 A is supplied. Accordingly, as the current of 20A is supplied, about 320 ml of hydrogen gas may be discharged through the exhaust part 132.
  • the first positive electrode is compared with a case in which water is accommodated in a case provided separately from the positive electrode plate or the negative electrode plate.
  • Water may be rapidly introduced into the first positive electrode accommodating part 116 and the second positive electrode accommodating part respectively formed on the plate 110 and the second positive electrode plate 120. Accordingly, when power is applied before the first diaphragm 160 and the second diaphragm 170 contact with water, the first diaphragm 160 and the second diaphragm 170 may be damaged.
  • the first diaphragm 160 and the second diaphragm 170 may quickly contact the water, and thus, the first diaphragm 160 And the time that the second diaphragm 170 is in contact with water can be reduced, it is possible to prevent the first and second diaphragms 160 and 170 are damaged.
  • the negative electrode accommodating part 136 formed on the negative electrode plate 130 will be described in more detail.
  • the negative electrode accommodating part 136 may be formed on both sides of the negative electrode body 131, respectively.
  • the cathode accommodating part 136 includes a first cathode path part 136a, a second cathode path part 136b, and a third cathode path part 136c.
  • the first cathode path part 136a, the second cathode path part 136b, and the third cathode path part 136c may be formed in the shape of a groove formed on the inner surface of the cathode body 131, respectively.
  • the first cathode path part 136a and the second cathode path part 136b are formed at positions spaced apart from each other in parallel with each other, as shown in the horizontal direction.
  • a plurality of third cathode path parts 136c may be provided between the first cathode path part 136a and the second cathode path part 136b in a vertical direction.
  • the third cathode path portions 136c are formed to be spaced apart from each other at regular intervals, and the plurality of third cathode path portions 136c are disposed on the same plane as the inner surface of the cathode body 131.
  • the widths of the first cathode path part 136a and the second cathode path part 136b may be greater than the width of the third cathode path part 136c.
  • the third cathode path part 136c is provided.
  • the width of may be about 60% (error range 10%) of the widths of the first cathode path portion 136a and the second cathode path portion 136b.
  • the depths of the first cathode path portion 136a and the second cathode path portion 136b may be the same as the depths of the third cathode path portion 136c, and in this embodiment, the third cathode path portion 136c.
  • the depth of may be the same as the depth of the first cathode path portion 136a and the second cathode path portion 136b.
  • the hydrogen formed by electrolysis is formed in the first part. Movement along the cathode path part 136a, the second cathode path part 136b, and the third cathode path part 136c may be discharged to the outside through the exhaust part 132.
  • the exhaust port 132a may be disposed in the center of the first cathode path part 136a and may be formed through the cathode body 131 as shown in FIG. 4. And it may be formed to be connected to the upper portion from the center of the exhaust port 132a penetrating through the cathode body 131 to the exhaust portion 132.
  • the hydrogen gas collected in the negative electrode accommodating part 136 formed on both surfaces of the negative electrode body 131 may be discharged to the outside through the exhaust port 132a.
  • a plurality of path holes 136d may be formed in the third cathode path part 136c.
  • the plurality of path holes 136d are provided to connect the negative electrode accommodating part 136 formed on both sides of the negative electrode body 131, and are formed such that hydrogen gas collected in each negative electrode accommodating part 136 may move with each other.
  • FIG. 6 is a schematic view showing a hydrogen collecting device using a hydrogen generating device according to an embodiment of the present invention.
  • a hydrogen collecting device 200 for capturing hydrogen generated by the hydrogen generating device 100 according to the present embodiment will be described.
  • the hydrogen collecting device 200 includes a hydrogen generating device 100, a water storage unit 210, and a hydrogen gas purification unit 220.
  • the water reservoir 210 is connected to the first inlet 112 and the second inlet 122 of the hydrogen generator 100 through the water supply pipe 212.
  • the first discharge part 114 and the second discharge part 124 of the hydrogen generator 100 are connected to the water discharge pipe 214, and the water discharged through the water discharge pipe 214 is stored in a separate storage unit. It may be, or may be recovered to the water storage unit 210 as needed.
  • the water discharged through the water discharge pipe 214 is water containing oxygen gas.
  • the exhaust part 132 of the hydrogen generator 100 is connected to the hydrogen gas exhaust pipe 222, and the hydrogen gas exhausted through the exhaust part 132 is hydrogen gas purification part 220 through the hydrogen gas exhaust pipe 222. Supplied to.
  • the hydrogen gas purification unit 220 may be partially filled with water, and the hydrogen gas supplied through the hydrogen gas exhaust pipe 222 is supplied into the water filled in the hydrogen gas purification unit 220 to be purified by water. May be discharged through the refinery gas exhaust pipe 224. Hydrogen gas discharged to the refinery gas exhaust pipe 224 may be supplied to an external device.
  • the positive electrode terminal 232 may be electrically connected to the first positive electrode connector 118 and the second positive electrode connector 128, and the negative electrode terminal 234 may be electrically connected to the negative electrode connector E3.
  • the power supplied to the hydrogen generator 100 through the positive electrode terminal 232 and the negative electrode terminal 234 is DC power.

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  • 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

La présente invention concerne un générateur d'hydrogène, et le générateur d'hydrogène selon un mode de réalisation de la présente invention comprend : des première et seconde plaques d'anode au sein desquelles sont formées des première et seconde parties de réception d'anode, ayant chacune un trajet à travers lequel s'écoule de l'eau, et auxquelles est connectée électriquement une anode ; une plaque de cathode disposée entre les première et seconde plaques d'anode, ayant une partie de réception de cathode, et connectée électriquement à une cathode ; une première plaque isolante disposée entre la première plaque d'anode et la plaque de cathode et isolant la première plaque d'anode de la plaque de cathode ; une seconde plaque isolante disposée entre la seconde plaque d'anode et la plaque de cathode et isolant la seconde plaque d'anode de la plaque de cathode ; une première membrane disposée entre la première partie de réception d'anode et la partie de réception de cathode de telle sorte que la première partie de réception d'anode soit séparée de la partie de réception de cathode ; et une seconde membrane disposée entre la seconde partie de réception d'anode et la partie de réception de cathode de telle sorte que la seconde partie de réception d'anode soit séparée de la partie de réception de cathode, les première et seconde plaques d'anode ayant respectivement des première et seconde entrées à travers lesquelles de l'eau est introduite dans les première et seconde parties de réception d'anode et des première et seconde sorties à travers lesquelles de l'eau est évacuée à partir des première et seconde parties de réception d'anode, et la plaque de cathode peut avoir la partie de réception de cathode formée sur chacune des deux surfaces ayant une forme de plaque et peut avoir un orifice d'échappement à travers lequel de l'hydrogène gazeux est évacué de la partie de réception de cathode.
PCT/KR2018/006124 2018-05-28 2018-05-30 Générateur d'hydrogène WO2019231007A1 (fr)

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