WO2019069734A1 - 水素水生成装置 - Google Patents

水素水生成装置 Download PDF

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Publication number
WO2019069734A1
WO2019069734A1 PCT/JP2018/035270 JP2018035270W WO2019069734A1 WO 2019069734 A1 WO2019069734 A1 WO 2019069734A1 JP 2018035270 W JP2018035270 W JP 2018035270W WO 2019069734 A1 WO2019069734 A1 WO 2019069734A1
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WIPO (PCT)
Prior art keywords
water
electrode plates
electrode plate
electrolytic cell
hydrogen
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PCT/JP2018/035270
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English (en)
French (fr)
Japanese (ja)
Inventor
深沢　三夫
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Cosmos Enterprise Co Ltd
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Cosmos Enterprise Co Ltd
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Priority to CN201880058004.1A priority Critical patent/CN111051248A/zh
Publication of WO2019069734A1 publication Critical patent/WO2019069734A1/ja
Anticipated expiration legal-status Critical
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    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/28—Treatment of water, waste water, or sewage by sorption
    • 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

Definitions

  • the present invention relates to a hydrogen water generating device that generates hydrogen water by electrolysis of water.
  • the electrolyzed water generating apparatus described in Patent Document 1 includes an electrolytic unit that electrolyzes water, and a power supply unit that supplies power to the electrolytic unit, and the electrolytic units include electrolytic cells connected in parallel to each other. Therefore, even when a large amount of electrolytic reduction water is required as in vegetable cultivation, a large amount of electrolytic reduction water can be produced inexpensively using an electrolytic water generation apparatus provided with a plurality of general-purpose electrolytic cells. It is.
  • the hydrogen water producing device described in Document 2 generates a water and oxygen generating device by electrolyzing water to generate hydrogen and oxygen, and nano bubbles of hydrogen and oxygen in the electrolytic water generated by the electrolysis.
  • a nanobubble generator comprising: a liquid reservoir formed of a pressure-tight container for storing and sealing electrolytic water, and a gas generated by the electrolysis in the electrolytic water in the liquid reservoir. And the like are provided with gas releasing means etc. for releasing at high pressure.
  • the electrolyzed water production apparatus of the above-mentioned patent documents 1 provides a plurality (here three) electrolyzers in an electrolysis part, and decides to produce a large amount of electrolyzed reduced water, it gets more electrolyzed water In order to achieve this, it is necessary to further increase the number of electrolytic cells, which results in a problem of upsizing of the apparatus and lack of expandability, versatility and the like due to securing of a place and the like.
  • the hydrogen water producing apparatus of Patent Document 2 includes a water electrolysis apparatus and a nanobubble generating apparatus, and the use of a pressure container etc. causes the apparatus to be complicated and lacks in economic efficiency.
  • the present invention has been made in view of the above problems, and it is an object of the present invention to provide a hydrogen water generating device that efficiently generates a large amount of hydrogen water and is also excellent in functionality and economy.
  • the hydrogen water generating apparatus faces the mesh-like electrode plate 6 and the electrode plate 6 three or more at a predetermined interval.
  • a voltage is applied to an electrolytic cell 4 provided with a water inlet 30 on one side of the electrode plates 6 and a water outlet 32 on the other side, and the respective electrode plates 6
  • a power supply circuit unit 11 for supplying an electric current between the adjacent electrode plates 6 and between the electrode plates 6 with the other electrode plates 6 interposed therebetween to carry out electrolysis; and the injection port 30 of the electrolytic cell 4. Water is injected from the inlet 30 side to move the water from the inlet 30 side to the outlet 32 side, the moving water is electrolyzed by the electrode plate 6 to produce an aqueous solution containing hydrogen in water, Are discharged from the discharge port 32.
  • generation apparatus which concerns on this invention is the structure which made the number of the said electrode plates 6 the range of 4 or more and 16 or less sheets.
  • the power supply circuit unit 11 of the hydrogen water generating apparatus applies an alternating voltage between specific electrode plates 6 of the electrode plates 6 and applies to the electrode plates 6 other than the specific electrode plate 6.
  • a direct current voltage is applied to cause electrolysis.
  • the power supply circuit unit 11 of the hydrogen water generating apparatus applies an AC voltage between specific electrode plates 6 among the electrode plates 6 with another electrode plate 6 interposed, and the specific electrode A direct current voltage is applied to the electrode plates 6 other than the plate 6, and the polarity of the direct current voltage is periodically switched to perform electrolysis.
  • the power supply circuit unit 11 of the hydrogen water generating apparatus makes the electrode plate 6 a set of four continuous plates and interposes the other electrode plate 6 among the electrode plates 6 of each pair.
  • An alternating voltage is applied between the specific electrode plates 6, and a direct voltage is applied to the electrode plates 6 (including the other electrode plates 6) other than the specific electrode plate 6 to cause electrolysis. It is.
  • a low DC voltage ground
  • a specific electrode plate to which a potential (V +) at a point of time when the AC voltage is high is applied to the (all) electrode plate 6. Let current (direct current) flow from 6.
  • the injection port 30 is provided in the vicinity of the lower portion of the electrolytic cell 4 to inject water, while the discharge port 32 is provided in the vicinity of the upper portion of the electrolytic cell 4
  • the water is moved from the inlet 30 toward the outlet 32 and from the bottom to the upper, and the moving water is electrolyzed by the electrode plates 6 and discharged from the outlet 32.
  • the hydrogen water generating apparatus is provided with a switching valve in communication with the discharge port 32, and a flow path of the aqueous solution discharged from the discharge port 32 through the filter 12 and a flow not passing through the filter 12 It is possible to switch the route.
  • the storage tank 16 for storing the aqueous solution discharged from the discharge port 32 of the electrolytic cell 4 and the aqueous solution in the storage tank 16 are sucked and circulated to the electrolytic cell 4
  • the pump 14 supplies the aqueous solution electrolyzed in the electrolytic cell 4 to the storage tank 16 by the pump 14, and sucks the aqueous solution in the storage tank 16 and sends it to the electrolytic cell 4.
  • the circulation flow path 62 which electrolyzes this again is driven to increase the hydrogen concentration in the aqueous solution.
  • a control unit 10 for managing the operating condition of the hydrogen water generating apparatus is provided, and the control unit 10 registers the time for circulating the circulation passage by operating the pump 14 as the circulation time of the circulation passage 62 Thus, the hydrogen concentration can be adjusted by this circulation time.
  • an electrolytic cell in which three or more mesh electrode plates are disposed to face each other and an inlet is provided on one side and a discharge port is provided on the other side, and adjacent electrode plates Since it has a power supply circuit unit that carries out electrolysis by passing an electric current between the electrodes etc., and water that moves in the electrolytic cell is electrolyzed by the electrode plate to generate an aqueous solution containing hydrogen, it is efficient A large amount of an aqueous solution containing hydrogen (hydrogen water) can be obtained, and the apparatus can be miniaturized, which is economically advantageous.
  • the power supply circuit unit adopts a configuration in which the electrolysis is performed by applying an AC voltage between specific electrode plates and a DC voltage to the other electrode plates. Electrolysis can be efficiently performed between the electrode plates, so that the devices such as the electrolytic cell can be miniaturized, and there is an effect that a hydrogen water generating device which is functionally excellent can be obtained.
  • the power supply circuit unit applies an AC voltage between specific electrode plates interposing another electrode plate, and applies a DC voltage to the other electrode plates, Since the polarity of the voltage is periodically switched and electrolysis is performed, electrolysis can be efficiently performed between all the electrode plates, so that the devices such as the electrolytic cell can be miniaturized, and the electrode plates Adherents (inorganic substances and the like) are also removed, and there is an effect that a functionally superior hydrogen water generator can be obtained.
  • an alternating voltage is applied between specific electrode plates 6 in which another electrode plate is interposed, and a direct current voltage is applied to the other electrode plates. Is applied to conduct electrolysis, so that current (direct current) can flow between all adjacent electrode plates, and electrolysis can be performed efficiently.
  • the application of alternating voltage and the application of direct current voltage alternate between the electrode plates, and current is flowed between the pair of electrode plates 6 to perform electrolysis. It is efficient and efficient.
  • the inlet is provided near the lower portion of the electrolytic cell, while the outlet is provided near the upper portion of the electrolytic cell, and water injected and moved upward from below is electrically Since the structure to be disassembled is adopted, the movement of water in the electrolytic cell can be carried out evenly and evenly, and the electrolysis can be favorably performed, and the retention of water can also be prevented.
  • the switching valve in communication with the discharge port is provided, and the flow path passing through the filter and the flow path not passing through the filter can be switched. It has the effect of being able to remove chlorine-based substances and the like by
  • the pump supplies the aqueous solution electrolyzed in the electrolytic cell to the storage tank, while the aqueous solution in the storage tank is sucked and sent to the electrolytic cell to electrolyze it again Since the configuration for driving the circulation flow path is adopted, it is possible to easily obtain a high concentration aqueous solution (hydrogen water) and to easily manage the hydrogen concentration in the aqueous solution.
  • the hydrogen water generating device 2 includes an electrolytic cell 4, an electrode plate 6 disposed in the electrolytic cell 4 to electrolyze water, a control panel 8, a filter 12, a pump 14, a storage tank 16 and the like. Further, as shown in FIG. 3, the control panel 8 is provided with an operation panel 9, and a control unit 10 for performing control of the apparatus and operation management, a power supply circuit unit 11 for supplying electricity to the electrode plate 6, etc. It is built-in.
  • the other electrolytic bath 4 except the storage tank 16, the electrode plate 6, the filter 12, the pump 14 and the like are housed in a housing 18, and the control panel 8 is a housing It is attached to the 18 front part.
  • Water such as tap water, well water, and natural water is used for the above-mentioned electrolysis.
  • an aqueous solution containing hydrogen or the like and dissolved is hydrogen water or electrolysis. It is called water.
  • the case 18 is box-shaped, the control panel 8 is attached to the front of the case 18, and at the upper right of the front of the case 18, a water inlet 20 and a water outlet 22 are provided. It is provided. Further, the housing 18 is provided with a drainage cock 26 for draining unnecessary water in the electrolytic cell 4 and a drainage cock 28 for draining unnecessary water in the pump 14. Normally, when the apparatus is not in operation, both the cocks are open and closed during operation.
  • the electrolytic cell 4 is a rectangular parallelepiped container made of stainless steel or synthetic resin.
  • the flat surface of the electrolytic cell 4 is rectangular (or rectangular), and the injection port 30 is provided on one side (front side) of the facing wall portion of the electrolytic cell 4 and the other side (rear side)
  • the outlet 32 is provided.
  • the inlet 30 of the electrolytic cell 4 is connected to the inlet 20 of the housing 18 via a flow path such as a pipe and the pump 14.
  • the inlet 30 is provided in the vicinity of the bottom portion 34 of the electrolytic cell 4, and the outlet 32 is provided in the vicinity of the upper portion 36 of the electrolytic cell 4. Therefore, the outlet 32 is obliquely upward from the inlet 30.
  • a lid member 38 is attached to the upper side of the electrolytic cell 4, and eight electrode plates 6 are attached to the lower side of the lid member 38. The upper portion of the electrolytic cell 4 is sealed and closed by the lid member 38.
  • the electrode plate 6 is a plate made of a mesh formed of a metal material in a mesh shape (vertical and horizontal shape or diagonal cross shape), and the whole is rectangular or rectangular (for example, 260 mm long and 54.5 mm wide).
  • a metal material of the electrode plate 6 stainless steel, titanium, aluminum, copper or the like can be used.
  • stainless steel, titanium and the like are excellent in corrosion resistance and durability.
  • stainless steel is used for the electrode plate 6, and a mesh-like lath material whose eye is a rhombus (punching metal) is used.
  • a mesh plate plated with platinum or gold is used as the electrode plate 6, a mesh plate plated with platinum or gold is used.
  • the reason why the electrode plate 6 is a net is to improve the flow of water and to increase the surface area to enhance the reaction effect of the electrolysis.
  • the electrode plate 6 is made of stainless steel (for example, SUS316 or the like) because it is excellent in corrosion resistance and pitting corrosion resistance.
  • platinum plating or gold plating to the mesh of the electrode plate 6, the reaction is high because the conductivity is high in all cases, and it is hard to be combined with other substances, which is good.
  • the electrode plate 6 has eight sheets facing each other at predetermined intervals, and the faces are arranged in parallel.
  • the interval (electrode pitch) between adjacent electrode plates 6 is set to a constant 7 mm.
  • the interval is, depending on the applied voltage, in the range of 3 to 10 mm, preferably 5 to 8 mm, for good electrolysis efficiency.
  • the upper portions of the respective electrode plates 6 are attached upward from the lower surface portion of the lid member 38, and the terminals 7 of the respective electrode plates 6 are provided on the upper surface portion of the lid member 38.
  • the number of electrode plates 6 is preferably three or more so that electrolysis can be effectively performed between alternating voltage and direct current voltage application modes and between adjacent electrode plates 6. Further, in order to efficiently carry out a larger amount of electrolysis, the number of electrode plates 6 is preferably 4 or more, or 8 or more. From the viewpoint of the amount of electricity supplied from the power supply circuit unit 11 or the management of the electrode plates 6, the number of the electrode plates 6 is practically at most 16 at most.
  • the number of electrode plates 6 can be freely increased. Therefore, when designing for obtaining a large amount of hydrogen water and hydrogen concentration as desired, the number or area of the electrode plates 6 should be It can respond easily by changing. Further, since all (eight in this case) electrode plates 6 are accommodated in one electrolytic cell 4, the size of the device such as the electrolytic cell 4 can be reduced and the function is also excellent.
  • a lid member 38 to which eight electrode plates 6 are attached at the lower side is disposed at the upper part of the electrolytic cell 4.
  • the upper surface portion of the electrolytic cell 4 is covered with the cover member 38, and when the cover member 38 is fixed to the edge of the electrolytic cell 4 with a screw or the like, the electrolytic cell 4 is sealed by the cover member 38.
  • the eight electrode plates 6 are disposed facing each other, and the injection port 30 is provided in the vicinity of one side of the row of the electrode plates 6. Also, the discharge port 32 is provided on the other side.
  • the inlet 30 is formed in the vicinity of the upper portion of the bottom portion 34 of the electrolytic cell 4, while a slight gap is provided between the lower portion of each electrode plate 6 and the bottom portion 34 of the electrolytic cell 4. Water injected from the inlet 30 can move through the gap.
  • the injected water moves around the electrode plate 6, and electrolysis can be performed with this movement.
  • the movement of water in the electrolytic cell 4 from the lower inlet 30 to the upper outlet 32
  • the rising movement of the bubble-like particles (nano bubbles) generated by electrolysis due to the relationship of specific gravity
  • the electrolysis of water can be evenly and uniformly performed with the movement of the water, so that a relatively large amount of water can be moved. Coupled with the structure of the electrolytic cell 4 (the movement form of water, etc.), it is possible to produce hydrogen water as a large amount of electrolytic water by increasing the number of electrode plates 6 or the like.
  • the eight electrode plates 6 are collectively arranged near the central portion of the electrolytic cell 4. Therefore, the opening (usually closed by the lid member 38) of the electrolytic cell 4 can be disposed at the center, maintenance and replacement of the electrode plate 6 are easy, and maintenance is easy. Further, depending on the arrangement of the electrode plate 6, the front wall portion of the electrolytic cell 4 provided with the injection port 30 and the electrode plate 6 (foremost portion), and the rear wall portion provided with the discharge port 32. A gap is formed between the electrode plate 6 and the electrode plate 6 (last part).
  • control panel 8 an electronic circuit board and the like configured mainly with a microcomputer (CPU) is incorporated, and in this board, the control unit 10, the power supply circuit unit 11, and the like are incorporated.
  • operation panel 9 of the control panel 8 an operation button, an LED display, a display lamp and the like are attached.
  • the control unit 10 mainly performs setting management of the operation time and the like of the apparatus, management of the driving situation, and the like. Further, the control unit 10 and the power supply circuit unit 11 are provided with a high frequency transmission unit and a modulation unit, and the modulation and the like are realized by software. In this case, for example, frequency modulation (FM) with a fluctuation width of 2 to 8 kHz, preferably 3 to 5 kHz, is performed on a base frequency of a high frequency of about 25 kHz. Then, the high frequency signal generated by the control unit 10 is output to the power supply circuit unit 11 to generate power for electrolysis.
  • FM frequency modulation
  • the above-mentioned base (central) frequency of the high frequency is herein a high frequency of 25 kHz, but as this frequency, the range of 15 kHz to 35 kHz, preferably 20 kHz to 30 kHz is appropriate.
  • a large amount of hydrogen bubble-containing (nano bubble) aqueous solution hydrogen water
  • the aqueous solution also contains oxygen water in the form of bubbles (nano bubbles) containing oxygen.
  • the power supply circuit unit 11 can amplify this signal based on the high frequency signals (SG1 and SG2) from the control unit 10 to electrolyze water. Generate power. Wiring from the power supply circuit unit 11 is connected to each of the terminals 7 of the eight electrode plates 6 (first to eighth) in the electrolytic cell 4, and each electrode plate (first AC power and DC power are applied to (8) to (8).
  • the power supply circuit unit 11 is composed of a first output circuit 44 and a second output circuit 46, each of which is formed of a transistor circuit or the like.
  • the reason for providing the first and second two output circuits is to secure sufficient power and to output and supply power necessary for electrolysis to all the electrode plates 6 (first to eighth). . Therefore, the first output circuit 44 supplies electricity to the first to fourth electrode plates 6, and the second output circuit supplies electricity to the fifth to eighth electrode plates 6.
  • the power supply circuit unit 11 outputs electric power of alternating current (alternate directional flow of pulse waveform) and direct current (unidirectional flow) necessary for electrolysis.
  • the first output circuit 44 outputs pulsed electric signals AC1 and AC2, and the second output circuit 46 outputs pulsed electric signals AC3 and AC4.
  • a voltage of GND (ground) or a positive potential (V +) is added to the electric signal OUT. This positive potential (V +) is the same potential as AC1 to AC4 (V +).
  • the high frequency signals are signals having a pulse-like waveform.
  • the signal AC1 (the potential of GND to V +) is a pulsed signal
  • the signal AC2 (the potential of V + to GND) is also a pulsed signal.
  • the signals AC1 to AC2 (potentials of V + to V-) are high-frequency alternating current having a pulse-like waveform.
  • AC1 is connected to the first electrode plate 6
  • AC2 is connected (applied) to the third electrode plate 6
  • AC3 is connected to the fifth electrode plate 6
  • AC4 is connected to the seventh electrode plate 6.
  • an OUT signal is connected (applied) to the second, fourth, sixth and eighth electrode plates 6.
  • the OUT signal has a potential of GND (ground) level and a potential of the same potential as V + (positive potential), and the OUT signal is switched to GND and V + in a predetermined cycle.
  • This cycle is preferably several minutes, for example, about 1 minute to 3 minutes, and is 2 minutes here.
  • the polarity of the electrode plate 6 is changed to switch the flow of electricity, and inorganic substances (calcium, magnesium) and the like attached to the electrode plate 6 can be removed.
  • signals AC1 to AC4 amplified (by the power supply circuit unit 11) to the same potential as V + based on SG1 and SG2 are applied to the first, third, fifth and seventh electrode plates 6, respectively.
  • a signal from the power supply circuit unit 11 has a reference frequency of about 25 kHz, and frequency modulation is randomly added to this as a reference frequency. This frequency modulation is performed by software (program) in the control unit 10.
  • the first output circuit 44 and the second output circuit 46 are equivalent circuits, and the connection form to the electrode plate 6 is the same, so here the first output circuit 44 and the first to fourth electrodes
  • the connection form with the plate 6 will be described, and the description regarding the second output circuit will be omitted.
  • the basic characteristics (waveforms) of the signals AC1 and AC2 are as shown in the time chart of FIG. As for these AC1 and AC2, ON (V +) and OFF (GND) are inverted. Further, between AC1 and AC2, control is performed so as to have an alternating current (high frequency) waveform.
  • FIGS. 6 (a) and 6 (b) show the flow of electricity (AC, DC) applied to the first to fourth electrode plates 6 when the OUT signal is GND.
  • AC electricity
  • DC DC
  • first electrode plate 6 and the third electrode plate 6 an alternating current (high frequency) in which the direction of the current always changes is obtained.
  • current flows as a direct current (pulse-like waveform) having a constant current direction to the second and fourth electrode plates 6.
  • the first electrode plate 6 and the third electrode plate 6 function as an anode
  • the second electrode plate 6 and the fourth electrode plate 6 each function as a cathode.
  • FIGS. 7C and 7D show the flow of electricity (AC, DC) applied to the first to fourth electrode plates 6 when the OUT signal is V +.
  • AC AC
  • DC DC
  • the fourth electrode plate 6 and the fifth across the both output circuits between the fourth electrode plate 6 according to the first output circuit 44 and the fifth electrode plate 6 according to the second output circuit 46 The flow of electricity between the electrode plates 6 will be described.
  • the OUT signal is applied to the fourth electrode plate 6, and AC ⁇ b> 3 is applied to the fifth electrode plate 6 from the second output circuit 46. Further, the OUT signal of the first output circuit 44, and the second output circuit 46 and the OUT signal are integrated (connected).
  • the fourth electrode plate 6 is equivalent (connected) to the sixth electrode plate 6, so that when the OUT signal is GND, the fifth electrode plate 6 to the fourth A direct current flows to the electrode plate 6, and a direct current flows from the fourth electrode plate 6 to the fifth electrode plate 6 when the OUT signal is V +. Therefore, in the first to eighth electrode plates 6, current flows between all the adjacent electrode plates 6, and electrolysis is performed.
  • the electrolysis between the electrode plates 6 generates hydrogen (gas) at the cathode and oxygen (gas) at the anode. It is considered that this hydrogen (gas) is partially dissolved in water in the molecular state (H 2 ) or the other in the atomic state (H). The oxygen (gas) is partially dissolved in water and released to the atmosphere when saturated. Further, it is considered that the oxidation reduction potential is lowered to be a reduction potential because hydrogen is increased as compared with oxygen.
  • the AC voltage is applied between the first electrode plate 6 and the third electrode plate 6, and the electrode plate 6 (first or third) to which the AC voltage is applied and this A current is applied to the electrode plate 6 (second or fourth) other than the electrode plate 6 to perform electrolysis.
  • an alternating voltage may be applied between the second electrode plate 6 and the fourth electrode plate 6, and in this case, the electrode plate 6 (second or fourth electrode plate 6 to which the alternating voltage is applied) And the other electrode plates 6 (first or third) are supplied with current to conduct electrolysis.
  • each set four consecutive electrode plates 6 (first to fourth electrode plates 6) form one set, and the other electrode plates 6 (e.g. An alternating voltage is applied between a specific electrode plate 6 (for example, between the first and third electrode plates 6) in which the second electrode plate 6 is interposed, and an electrode plate 6 other than the specific electrode plate 6 A DC voltage is applied to the second and fourth electrode plates 6). And between the specific electrode plate 6 and the other electrode plates 6 (for example, between the first and second electrode plates 6, between the first and fourth electrode plates 6, between the third and second electrode plates 6, A direct current is applied between the third and fourth electrode plates to cause electrolysis.
  • the application form of the alternating current voltage, the direct current voltage, etc. to the electrode plates of each set may be the same.
  • the number of electrode plates 6 is three, electrolysis is performed by the wiring connection of the first to third electrode plates, and similarly, electrolysis is performed by the wiring connection according to the wiring according to the number of the electrode plates 6 Just do it. Further, in consideration of the efficiency of electrolysis and the power supply capability of the power supply circuit unit 11, the number of electrode plates 6 is four, eight, twelve or sixteen, etc. as the number according to this embodiment. It may be a multiple of
  • the above-mentioned filter 12 arranges cylindrical cylinder 50 concentrically in the inside of cylindrical container 48 which has a bottom, and forms annular space 52 between this container 48 and cylinder 50. doing.
  • the cylindrical body 50 is provided with a plurality of holes 51 around the lower part thereof.
  • An inlet 54 for electrolytic water is provided in the vicinity of the upper portion of the container 48, and a lid is disposed on the upper portion of the container 48, and the space 52 is closed.
  • a filtering material such as a carbon filter is disposed in the space 52, and an outflow hole 55 is provided in the upper portion of the cylindrical body 50. For this reason, the aqueous solution which has flowed in from the inflow hole 54 of the filter 12 moves downward in the space 52. At this time, the filtration is performed by the carbon filter, and mainly chlorine based substances such as hypochlorous acid and chlorine are contained. It is removed. Furthermore, the aqueous solution passes from the space 52 through the hole 51 and moves into the interior of the cylindrical body 50, and further ascends the inside of the cylindrical body 50 and is discharged from the outflow hole 55.
  • FIG. 8 shows a circulation flow path 62 in which the storage tank 16 is added to the flow path of the hydrogen water generating device 2 and the aqueous solution electrolyzed in the electrolytic cell 4 is sent again to the electrolytic cell 4 via the storage tank 16 It is a thing. Then, by driving the pump 14, the aqueous solution in the storage tank 16 is sucked and sent to the electrolytic cell 4, and the aqueous solution electrolyzed here is supplied to the storage tank 16 and sent to the electrolytic cell 4 again for electrolysis. . As described above, the electrolytic aqueous solution is circulated in the circulation flow channel 62 to increase the hydrogen concentration in the aqueous solution.
  • the flow path branched to two directions is connected to the discharge port 32 of the electrolytic vessel 4, and the 1st switching valve 56 and the 2nd switching valve 58 are attached to each flow path.
  • the tip of the first switching valve 56 is connected to the inflow hole 54 of the filter 12, and the tip of the outflow hole 55 is connected to the discharge port 22 of the housing 18 via a flow path.
  • the tip of the second switching valve 58 is connected to the discharge port 22 of the housing 18 as it is via a flow path. For this reason, the flow path of the aqueous solution from the electrolytic cell 4 can be selected as the flow path for passing the filter 12 and the bypass flow path for bypassing the flow path by the operation of the first and second switching valves. .
  • hypochlorous acid, chlorine and the like are contained in the electrolyzed water electrolyzed in the electrolytic cell 4, and these chlorine-based substances are removed by the filter 12.
  • chlorine-based substances have a bactericidal action, chlorine-based substances are used for sterilization when sterilization is required in soil of plants and the like.
  • the switching valve which consists of another three-way valve as a 1st and 2nd switching valve, and, thereby, switching with the flow path which passes filter 12 and the flow path which bypasses this. Make two choices.
  • the storage tank 16 is a container for storing an aqueous solution containing hydrogen and the like, and in this case, has a capacity of 500 liters.
  • a hose or the like is attached to the discharge port 22 of the housing 18 to form a flow path, and the electrolyzed aqueous solution is supplied to the storage tank 16.
  • the storage tank 16 is made of synthetic resin here, but other metals such as stainless steel are used, and the whole is a rectangular parallelepiped or spherical container.
  • a lid member is attached to the top of the storage tank 16 so that the inside can be sealed.
  • the storage tank 16 is a water source of water to be sent to the electrolytic cell 4 and is used to once store an aqueous solution (such as hydrogen water) from the electrolytic cell 4 and to send it again to the electrolytic cell 4. It also serves as a water source for supplying hydrogen water and the like to plants and the like.
  • an aqueous solution such as hydrogen water
  • the pump 14 is disposed between the suction port 20 of the housing 18 and the inlet 30 of the electrolytic cell 4 and drives the circulation flow path 62 to inject water drawn from the suction port 20 into the electrolytic cell 4. Distribute toward 30.
  • the pump 14 sucks in water from the outside such as the storage tank 16 and supplies it to the electrolytic cell 4, and when the electrolytic cell 4 is sufficiently filled with water, the aqueous solution from the electrolytic cell 4 is It is sent to the discharge port 22 of the filter 12 or the housing 18 and is circulated from the discharge port 22 to the storage tank 16.
  • the aqueous solution (hydrogen water or the like) in the storage tank 16 is sent to the electrolytic cell 4 and electrolysis is performed again to increase the concentration of the hydrogen water.
  • the aqueous solution in the storage tank 16 can be supplied as it is to agricultural products and the like.
  • the flow rate of water from the pump 14 is, eg, 9 L (liter) / min to 12 L / min.
  • water of 9 L / min to 12 L / min is injected from the inlet 30 of the electrolytic cell 4, this amount of water is electrolyzed, and the same amount of water is discharged from the outlet 32 of the electrolytic cell 4. .
  • the hydrogen water generating apparatus 2 operates the operation buttons and the like in advance from the operation panel 9 provided on the control panel 8 and registers operation management information such as operation content and operation time. These operation contents are controlled by the control unit 10 to operate the pump 14 and the like.
  • the management information can be registered and set in the control unit 10, and the operation time of the pump 14 (the electrolysis time) for driving the circulation of the circulation channel 62 can be set as the circulation time of the water circulation channel 62.
  • the first switching valve 56 on the filter 12 side is opened and the second switching valve 58 is closed.
  • the aqueous solution from the electrolytic cell 4 passes through the filter 12 and is filtered.
  • the first switching valve 56 is closed and the second switching valve 58 is opened.
  • the drainage cock 26 and the drainage cock 28 provided in the housing 18 are closed.
  • a circulation channel passing through the storage tank 16 is configured.
  • the storage tank 16 and the suction port 20 of the housing 18 are communicated by the flow pipe to form a flow path.
  • the discharge port 22 of the housing 18 and the storage tank 16 are communicated with each other by a flow pipe to form a flow path, and a water circulation flow path 62 through the storage tank 16 is formed.
  • a predetermined amount of water to be electrolyzed is replenished and filled in the storage tank 16 in advance.
  • the storage tank When water stored in another storage tank or the like other than the storage tank 16 is used, the storage tank is communicated with the suction port 20 of the housing 18 using a flow pipe, and the electrolytic tank 4 is used. It may be electrolyzed.
  • the aqueous solution (such as hydrogen water) from the electrolytic cell 4 may be stored once in the storage tank 16 from the discharge port 22 through the distribution pipe, and this aqueous solution is supplied directly to the crops etc. from the discharge port 22. May be
  • the pump 14 is started and electrolysis in the electrolytic cell 4 is started. Then, water is sucked from the storage tank 16 and supplied from the suction port 20 of the housing 18 to the injection port 30 of the electrolytic cell 4 via the pump 14. The water injected from the inlet 30 of the electrolytic cell 4 moves upward from the lower part of each of the eight electrode plates 6 from the lower part of the electrolytic cell 4 and eventually hydrogen and the like are contained by electrolysis by each electrode plate 6 An aqueous solution (electrolyzed water) is produced.
  • This aqueous solution is produced by electrolysis and contains hydrogen water containing hydrogen in water.
  • This hydrogen water contains hydrogen (gas) dissolved in water, and traps nanobubbled bubbles (hydrogen) in water. So-called nano bubble hydrogen water is included.
  • the above-mentioned aqueous solution contains oxygen water which is produced by electrolysis and contains oxygen (gas) in the aqueous solution, and also contains chlorine-based substances and the like.
  • Water in the electrolytic cell 4 is injected from the inlet 30 in the vicinity of the lower front of the electrolytic cell 4 and moves on the lower side of the electrolytic cell 4 and eventually rises toward the outlet 32 in the vicinity of the upper rear side of the electrolytic cell 4 Further, it moves to the rear of the electrolytic cell 4 and is discharged from the discharge port 32.
  • the water injected from the inlet 30 of the electrolytic cell 4 moves and flows toward the discharge port 32 in the electrolytic cell 4, and a part of the water passes through the mesh-like electrode plate 6 and moves.
  • the electrolysis of the electrolytic cell 4 is performed by the eight electrode plates 6 when the water is moved. Water is also electrolyzed when passing through the electrode plate 6 of the mesh.
  • Electrode plates 6 are disposed closer to the center, and a gap (space portion) sufficient for water circulation is provided between the electrode plate 6 and the front and rear, right and left wall surfaces of the electrolytic cell 4. Also, a gap (space portion) sufficient for the flow of water is provided between the bottom portion 34 of the electrolytic cell 4 and the electrode plate 6. These gaps form a flow path for the flow movement of water in the electrolytic cell 4, so that the retention of water in the electrolytic cell 4 is prevented, and the water in the electrolytic cell 4 is uniformly electrolyzed uniformly. .
  • the water injected from the inlet 30 provided in the vicinity of the lower part of the electrolytic cell 4 flows in the direction of the outlet 32 on the opposite side, and electrolysis is performed by the respective electrode plates 6 with the movement of the water. It is discharged from the discharge port 32 provided in the vicinity of the upper part of 4.
  • the inside of the electrolytic cell 4 is sealed by a lid member. Therefore, the amount of water supplied from the inlet 30 (suction port 20) of the electrolytic cell 4 by the operation of the pump 14 is the same as the amount of water discharged from the discharge port 32 (discharge port 22) of the electrolytic cell 4 The water supplied to the inside of the electrolytic cell 4 is pushed out and discharged by the water supplied.
  • the pump 14 is operating, new water is supplied into the electrolytic cell 4 from the inlet 30, and the same amount of water (aqueous solution) is also supplied. It is discharged from the discharge port 32 of the electrolytic cell 4.
  • the aqueous solution is sent to the filter 12 via the first switching valve 56 by the operation of the switching valve.
  • the filter 12 the chlorine-based substance and the like are removed by filtration, and the aqueous solution flowing out from the outlet hole 55 of the filter 12 is sent to the discharge port 22 of the housing 18, and a hose or the like connected to the discharge port 22. It is delivered to the storage tank 16 and stored there.
  • the storage tank 16 is returned to the storage tank 16 again via the flow path through the pump 14, the electrolytic cell 4 (electrode plate 6), the first and second switching valves, and the filter 12 (with bypass).
  • the flow path is a circulation flow path 62 of the aqueous solution (electrolytic water). While the apparatus is in operation, the aqueous solution continuously flows through the circulation flow channel 62 by driving the pump 14, and the electrolysis in the electrolytic cell 4 and the filtration in the filter 12 are repeated. As described above, by repeatedly circulating the circulation channel 62 and repeating the electrolysis, the concentration of hydrogen contained in water is increased, and high concentration hydrogen water can be obtained.
  • the discharge flow rate (flow rate discharged from the discharge port 22) at the time of operation of the hydrogen water generating device 2 is, for example, 5 to 20 L (liters) / minute, preferably 9 to 12 liters (liters) It is a minute.
  • the capacity of the storage tank is 500 L (liter)
  • the operating time of the apparatus is, for example, about 3 to 6 hours.
  • FIG. 9 is a graph showing transition of the amount of hydrogen according to the conductivity of water used for electrolysis as Test 1.
  • the graph of test 1-1 shows an electrode pitch of 7 mm, a power supply voltage of 24 V, a discharge flow rate of 10 L / min
  • the graph of test 1-2 shows an electrode pitch of 7 mm, a power supply voltage of 18 V, a discharge flow rate of 10 L / min
  • the graph of test 1-3 shows an electrode pitch of 7 mm, a power supply voltage of 24 V, a discharge flow rate of 18 L / min, The test was conducted under the following conditions.
  • the “electrode pitch” is the distance between the facing electrode plates 6.
  • the “power supply voltage” is a voltage (V +) with respect to GND according to AC1 to AC4.
  • the discharge flow rate is a flow rate (L liter) discharged from the discharge port 22.
  • conductivity was changed by adding salt (sodium chloride) in water. Test 1 shows the amount of hydrogen after 6 hours from the discharge port.
  • the rate of increase in the amount of hydrogen is particularly high up to a conductivity of 25 mS / m, and becomes moderate when it exceeds 50 mS / m. Also, in any of the tests, when the conductivity is low (25 mS / m or less), it is shown that the increase ratio of the amount of hydrogen to the increase of the conductivity is high. Further, the increase in the amount of hydrogen due to the height of the power supply voltage is reversed depending on the level of conductivity, and a sufficient amount of hydrogen can be obtained even if the power supply voltage is lowered (18 V).
  • FIG. 10 shows the change with time of the amount of hydrogen of the aqueous solution (hydrogen water) discharged from the apparatus as Test 2.
  • the graph of test 2-1 shows an electrode pitch of 5 mm, an operating time of 24 hours, a conductivity of 30 mS / m, a power supply voltage of 24 V, a discharge flow rate of 10 L / min
  • the graph of test 2-2 shows an electrode pitch of 7 mm, an operating time of 8 hours, a conductivity of 10 mS / m, a power supply voltage of 24 V, a discharge flow rate of 10 L / min
  • the graph of test 2-3 shows an electrode pitch of 7 mm, an operating time of 8 hours, a conductivity of 200 mS / m, a power supply voltage of 18 V, and a discharge flow rate of 10 L / min.
  • the graph of test 2-4 shows an electrode pitch of 7 mm, an operating time of 8 hours, a conductivity of 200 mS / m, a power supply voltage of 18 V, a discharge flow rate of 10 L / min, The test was conducted under the following conditions.
  • tests 2-1 to 3 were stored in a bucket (open), and in test 2-4, stored in a tank (a closed container with a lid).
  • the operating time is the operating time of the device, and if this operating time is long, the number of electrolysis cycles by recirculation will also increase.
  • the other conditions are the same as described above.
  • FIG. 11 shows, as Test 3, a change (over time) in the amount of hydrogen depending on the flow rate discharged from the apparatus.
  • the electrode pitch is 7 mm
  • the conductivity is 30 mS / m
  • the power supply voltage is 24 V
  • the discharge flow rate is 18 L / min
  • the electrode pitch is 7 mm
  • the conductivity is 30 mS / m
  • the power supply voltage is 24 V
  • the discharge flow rate is 10 L / min
  • the graph of test 3-3 shows an electrode pitch of 7 mm, a conductivity of 100 mS / m, a power supply voltage of 18 V, and a discharge flow rate of 10 L / min.
  • the graph of test 3-4 has an electrode pitch of 7 mm, a conductivity of 100 mS / m, a power supply voltage of 18 V, and a discharge flow rate of 18 L / min.
  • Test 3 when the conductivity is high (Tests 3 and 4), the rate of increase of the amount of hydrogen with respect to the operation time is higher than when the conductivity is low (Tests 3-1, 2, and 5). Further, when a filter is used (Test 3-5), the rate of increase in the amount of hydrogen is lower than when the filter is not used under the same conditions (Test 3-2). In addition, even when the discharge flow rate is increased 1.8 times as in Test 3-4 relative to Test 3-3, the amount of hydrogen is reduced by more than 10%, which can be obtained by slightly increasing or decreasing the discharge amount. It was shown that there was no significant change in the amount of hydrogen.
  • a power supply voltage of 18 V is preferable.
  • the conductivity is less than 30 mS / m, an increase in the amount of hydrogen can be expected by adding additives such as salt and fertilizer to increase the conductivity.
  • it is less than 100 ppb in about 3 days by storage with a bucket from time-dependent change of the amount of hydrogen, the reduction of the amount of hydrogen can be prevented and it can be saved for a long time by storing in large quantities with a tank.
  • the discharge flow rate is superior to 18 L / min by 10 L / min. -If a filter is used, the amount of hydrogen slightly decreases.
  • FIG. 12 is a graph showing the particle concentration (vertical axis: E7) of the aqueous solution (hydrogen water) generated by the hydrogen water generating device 2 and the particle diameter (horizontal axis: nm) of bubbles (bubbles).
  • the large mountain graph (a) is a graph relating to the aqueous solution (hydrogen water) generated by the hydrogen water generating device 2
  • the small mountain graph (b) is a graph relating to general tap water.
  • grains which concern on tap water are fine dusts, and are different from air bubbles.
  • Graph (b) is shown for reference.
  • the generation of nano-sized particles can be seen over the particle size of the particles (bubbles) of 50 nm to 250 nm.
  • the particle diameter is in the range of 70 nm to 130 nm, many particles of high particle concentration (number of particles) and nanosize particles are generated.
  • the particles (bubbles) generated by the hydrogen water generating apparatus 2 had a number of particles in 1 mL of 2.19 ⁇ 10 9 (about 2.190 million) / mL as a concentration (Concentration).
  • the number of particles in 1 mL of tap water was 7.05 ⁇ 10 7 (about 70 million) / mL.
  • foliar application of plants such as agricultural products and flowers is performed using an automatic sprayer or an injector for spraying hydrogen water.
  • This is mainly performed for the purpose of repellent control of pests such as mites, aphids and slips, and inhibition of hatching of eggs such as pests.
  • hydrogen water especially nano bubble hydrogen water
  • it is possible to reduce the number of times of use of pesticides without causing disease resistance and harmful effects.
  • eggs of pests are hatched by oxidation, but since nanobubble hydrogen water has a high reduction reaction, it has the function of preventing the oxidation of eggs and inhibiting hatching.
  • hydrogen water is circulated from the storage tank 16 via a supply pump or the like to supply hydrogen water to roots of plants and the like.
  • hydrogen water may go around the field (farm) over a day or so.
  • the hydrogen concentration of hydrogen water is preferably about 3 days. According to the test, the growth of a plant, for example, a leaf or the like is largely grown by the watering of hydrogen water and the like, which contributes to the growth promotion of the plant.
  • generation apparatus 2 is mixed and used for the drinking water and livestock feed of livestock (pig, a cow, a chicken etc.).
  • livestock pig, a cow, a chicken etc.
  • the health of livestock is maintained (the occurrence of diseases is reduced), the amount of feces is reduced (because of good digestion and absorption), and the odor of feces is reduced.
  • the hydrogen water by the hydrogen water generation device 2 contains a large amount of fine particulate nano bubble hydrogen water, and it is possible to make the hydrogen concentration remain for about 3 days.
  • generated by the electrolytic cell 4 directly to a plant as it is.
  • water is directly supplied from a water supply or a water source to the suction port 20 of the housing 18, and the aqueous solution discharged from the discharge port 22 of the housing 18 is allowed to pass through the electrolytic cell 4 and the filter 12 Supply to agricultural products through the flow path.
  • the storage tank 16 is not particularly required, for example, it is also possible to use the storage tank 16 as a buffer (buffer means).
  • the aqueous solution generated in the electrolytic cell 4 is once stored in the storage tank 16 and supplied to plants.
  • a large amount of aqueous solution containing hydrogen can be efficiently obtained, and miniaturization of the apparatus such as an electrolytic cell can be achieved. , Functional and economical.
  • electrolysis can be carried out with movement of water, which is efficient, movement of water can be carried out evenly without any problems, good electrolysis can be carried out, retention of water is prevented, and in addition, circulation channels
  • circulation channels By passing the solution through the electrolytic cell repeatedly, it is possible to easily obtain high concentration hydrogen water, and it is easy to manage the hydrogen concentration in the aqueous solution.

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CN110279923A (zh) * 2019-07-15 2019-09-27 许昌百昌纳米科技有限公司 一种防倾倒智能氢气呼吸机
WO2024211604A3 (en) * 2023-04-04 2025-01-23 Hyo Technologies, Inc Method and system for enhancing and retaining growth and health of biomatter

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JP6906255B1 (ja) * 2020-04-15 2021-07-21 株式会社コスモスエンタープライズ 水素水生成装置
JP7462272B2 (ja) * 2020-07-17 2024-04-05 有限会社 アクアサイエンス 水素供給加湿器
JP7602256B2 (ja) * 2021-05-31 2024-12-18 株式会社サイエンス ミスト発生システム、及び電解装置

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JP2003236543A (ja) * 2002-02-14 2003-08-26 Hideo Hayakawa 液体の交流電気分解方法及びその装置
JP2004033963A (ja) * 2002-07-05 2004-02-05 Kyushu Hitachi Maxell Ltd 水処理装置
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