WO2012004877A1 - 水素貯蔵方法、水素発生方法、水素貯蔵装置および水素発生装置 - Google Patents
水素貯蔵方法、水素発生方法、水素貯蔵装置および水素発生装置 Download PDFInfo
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- WO2012004877A1 WO2012004877A1 PCT/JP2010/061614 JP2010061614W WO2012004877A1 WO 2012004877 A1 WO2012004877 A1 WO 2012004877A1 JP 2010061614 W JP2010061614 W JP 2010061614W WO 2012004877 A1 WO2012004877 A1 WO 2012004877A1
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B3/00—Hydrogen; Gaseous mixtures containing hydrogen; Separation of hydrogen from mixtures containing it; Purification of hydrogen
- C01B3/02—Production of hydrogen or of gaseous mixtures containing a substantial proportion of hydrogen
- C01B3/06—Production of hydrogen or of gaseous mixtures containing a substantial proportion of hydrogen by reaction of inorganic compounds containing electro-positively bound hydrogen, e.g. water, acids, bases, ammonia, with inorganic reducing agents
- C01B3/068—Production of hydrogen or of gaseous mixtures containing a substantial proportion of hydrogen by reaction of inorganic compounds containing electro-positively bound hydrogen, e.g. water, acids, bases, ammonia, with inorganic reducing agents the hydrogen being generated from the water as a result of a cyclus of reactions, not covered by groups C01B3/063 or C01B3/105
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B3/00—Hydrogen; Gaseous mixtures containing hydrogen; Separation of hydrogen from mixtures containing it; Purification of hydrogen
- C01B3/02—Production of hydrogen or of gaseous mixtures containing a substantial proportion of hydrogen
- C01B3/06—Production of hydrogen or of gaseous mixtures containing a substantial proportion of hydrogen by reaction of inorganic compounds containing electro-positively bound hydrogen, e.g. water, acids, bases, ammonia, with inorganic reducing agents
- C01B3/065—Production of hydrogen or of gaseous mixtures containing a substantial proportion of hydrogen by reaction of inorganic compounds containing electro-positively bound hydrogen, e.g. water, acids, bases, ammonia, with inorganic reducing agents from a hydride
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- 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
- Y02E60/32—Hydrogen storage
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- 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 storage method, a hydrogen generation method, a hydrogen storage device, and a hydrogen generation device.
- Minus hydrogen ions have a reducing power, and if they are taken into the body, they can effectively extinguish active oxygen (free radicals) generated in the body.
- active oxygen free radicals
- hydrogen since hydrogen reacts with oxygen to form water, hydrogen is attracting attention as a clean energy source that is friendly to the global environment.
- the present inventor has invented a method of manufacturing a magnetic ceramic ball having a strong reduction characteristic (Patent Document 1), and this ceramic ball can be poured into water to generate hydrogen bubbles from the N pole of the ceramic ball. I have to.
- hydrogen can be stably stored at room temperature and hydrogen can be taken out as needed, the range of use of hydrogen will be expanded, and in particular, hydrogen can be used as an energy source.
- an object of the present invention is to provide a novel and innovative hydrogen storage method, hydrogen generation method, hydrogen storage device, and hydrogen generation device.
- the hydrogen storage method is to store hydrogen by producing conditioned water in which hydrogen is protium and supplying a substance containing hydrogen or a substance that generates hydrogen to the conditioned water.
- the substance containing hydrogen is a gas containing hydrogen, or all metal hydrides such as sodium borohydride (NaBH 4 ), calcium hydride (CaH 2 ), magnesium hydride (MgH 2 ).
- the metal hydride is an alkali metal, alkaline earth metal, Group 13 or Group 14 metal.
- Conditioned water also contains hydrogen ions that can be converted to protium.
- the hydrogen generation method generates conditioned water in which hydrogen is protium, and generates hydrogen gas by lowering the pH of the conditioned water.
- the hydrogen generation method further includes storing hydrogen by supplying a substance containing hydrogen to the conditioned water or a substance that generates hydrogen.
- the substance that lowers the pH is air, oxygen gas, or hydrochloric acid.
- Conditioned water contains hydrogen ions that can be converted to protium.
- water is treated with calcium hydride, hydrogen is stored by supplying sodium borohydride, and hydrogen is generated by adding hydrochloric acid.
- water is treated with magnesium hydride, hydrogen is stored by supplying sodium borohydride, and hydrogen is generated by adding hydrochloric acid.
- water is treated with calcium hydride and magnesium hydride
- hydrogen is stored by supplying sodium borohydride
- hydrogen is generated by adding hydrochloric acid.
- the metal hydride is at least one of an alkali metal, an alkaline earth metal, a Group 13 metal, and a Group 14 metal.
- the hydrogen storage device includes a storage unit that stores conditioned water in which hydrogen is protium, and a supply unit that supplies hydrogen to the conditioned water stored in the storage unit.
- the substance containing hydrogen is a substance that generates hydrogen, such as a gas containing hydrogen or magnesium (Mg).
- Sodium borohydride (NaBH 4 ) Sodium borohydride
- Conditioned water also contains hydrogen ions that can be converted to protium.
- the metal hydride is an alkali metal, alkaline earth metal, Group 13 or Group 14 metal.
- the hydrogen generator according to the present invention has a storage means for storing conditioned water in which hydrogen is protium, and a supply means for supplying a substance that lowers the pH of the conditioned water stored in the storage means.
- the substance that lowers the pH is air, oxygen gas, or hydrochloric acid.
- the treated water also contains hydrogen that can be converted to protium.
- the metal hydride is at least one of an alkali metal, an alkaline earth metal, a Group 13 metal, and a Group 14 metal.
- hydrogen can be stably stored, and hydrogen gas can be stably taken out.
- FIG. 17 shows a temporal change in dissolved hydrogen (hydrogen gas generation) at the time of FIG. It is a graph which shows transition of dissolved hydrogen and ORP when 6N hydrochloric acid is added only to sodium borohydride. It is a graph which shows transition of pH and ORP when sodium borohydride is added to water conditioned by calcium hydride and then 6N hydrochloric acid is added twice. The transition of dissolved hydrogen and ORP at the time of FIG. 19 is shown.
- FIG. 25 shows changes in pH and ORP over time when 0.8 g of calcium hydride is dissolved in 200 ml of tap water and 6N hydrochloric acid is added in two portions.
- FIG. 26 shows temporal changes in dissolved hydrogen and ORP at the time of FIG. Changes in pH and ORP over time when 0.8 g of magnesium hydride is dissolved in 200 ml of tap water and 6N hydrochloric acid is added in two portions are shown.
- FIG. 27 shows temporal changes in dissolved hydrogen and ORP in FIG. Sodium borohydride in conditioned water (NaBH 4), showing temporal changes in pH and ORP at the time of the addition of acetic acid.
- FIG. 30 shows temporal changes in dissolved hydrogen and ORP in FIG.
- FIG. 31 shows temporal changes in dissolved hydrogen and ORP in FIG.
- the time change of pH and ORP when metallic magnesium and hydrochloric acid are added to conditioned water is shown.
- the time change of dissolved hydrogen and ORP at the time of FIG. 33 is shown.
- the time change of pH and ORP when adding magnesium metal to water conditioned with magnesium hydride and further adding hydrochloric acid is shown.
- FIG. 36 shows temporal changes in dissolved hydrogen and ORP in FIG. It is a figure which shows the structural example of the hydrogen generator which concerns on the Example of this invention. It is a figure explaining the state of hydrogen storage or hydrogen generation of conditioned water concerning the example of the present invention.
- FIG. 1 is a flowchart illustrating a hydrogen storage method according to an embodiment of the present invention, and this storage method includes the following steps. First, water treated so that hydrogen is contained in a state that can be converted to protium (hereinafter referred to as conditioned water) is prepared (step S101), and then a gas containing hydrogen is supplied to the conditioned water (step S102). ), Hydrogen is stably stored in the conditioned water at room temperature (step S103).
- conditioned water water treated so that hydrogen is contained in a state that can be converted to protium
- step S102 a gas containing hydrogen is supplied to the conditioned water
- Hydrogen is stably stored in the conditioned water at room temperature (step S103).
- FIG. 2 is a flow illustrating a method for producing conditioned water.
- a method for generating conditioned water using a metal hydride or a hydrogen storage metal will be described.
- an alkali metal, alkaline earth metal, Group 13 and Group 14 metal shown on the periodic table of elements, or a substance containing at least one of them is prepared (Step S201).
- This material is then oxidized and fired at a high temperature. (Step S202).
- the substance is placed in a high temperature anoxic state (in a furnace containing hydrogen gas or a mixed gas of hydrogen gas and nitrogen gas) (step S203).
- a furnace containing hydrogen gas or a mixed gas of hydrogen gas and nitrogen gas For example, the temperature in the furnace is maintained at 700 ° C. or higher and reduction firing is performed for a certain time.
- the material is then brought to room temperature in anoxic condition. (Step S204).
- a hydrogenated metal or a hydrogenated storage metal is generated (step S205).
- the hydrogen gas H 2 in the furnace is turned into a plasma like H 2 ⁇ H + + H ⁇ , which is a metal hydride, that is, an ionic bond Sexing metal hydride is produced.
- this metal hydride is immersed in water, protiumation occurs on the surface of the metal hydride, and conditioned water, ie, ionized hydrogen water, which is alkali-reduced mineral ion water containing negative hydrogen ions (H ⁇ ) It is generated (step S206).
- the hydrogen gas H 2 contained in the furnace atmosphere is H 2 ⁇ during the process of returning from the high temperature oxidation firing state to the room temperature oxygen reduction state through the high temperature oxygen free firing state. It becomes plasma like H + + H ⁇ , and silicon contained in the clay in the material melts and becomes ceramic.
- FIG. 3 is a schematic diagram of hydrogen protiumization, and it is considered that charge conversion occurs in hydrogen atoms such as H 2 ⁇ 2H 0 , H + ⁇ H 0 , H 2 ⁇ 2H ⁇ , and H + ⁇ H ⁇ .
- the physicochemical reaction of H ⁇ ⁇ H + ⁇ 2e ⁇ has been experimentally confirmed, and it is certain that hydrogen is protiumized on the surface of metal hydride placed in water. is there. Therefore, on the structured surface of the metal hydride, occurs protium of hydrogen, H + ⁇ H 0 ⁇ H - occurs, the water in which the treatment with the metal hydride negative hydrogen ions - contains (H) ing.
- FIG. 4 is a graph comparing the pH of raw water (tap water) and conditioned water and the temporal change of ORP (oxidation-reduction potential).
- the vertical axis represents pH and ORP (mV)
- the horizontal axis represents time (h).
- the pH of the raw water continues to be somewhat higher than 7, and the ORP is approximately constant at about 760 mV.
- protiumation occurs on the surface of the metal hydride, the pH of the surrounding water is controlled to be slightly less than 11, and the ORP is controlled to -260 mV, and this state is maintained for a long time (6 hours in the graph). Will continue. Therefore, the conditioned water has changed to a completely different water quality from that of the raw water.
- negative hydrogen ions H ⁇
- H ⁇ negative hydrogen ions
- FIG. 5 shows the pH and ORP of conditioned water by calcium hydride and magnesium hydride as metal hydrides, respectively, and the pH and ORP of water containing calcium hydroxide and magnesium hydroxide as comparative examples.
- the pH is a little less than 13 and the ORP is about 0 mV, and this state continues for 24 hours
- the pH is a little less than 13 and the same, but the ORP is about 300 mV. is there.
- Magnesium hydride has a pH of about 11 and ORP is continued for about 24 hours in the range of ⁇ 700 mV to ⁇ 500 mV
- magnesium hydroxide has a pH of about 10 and an ORP of about 450 mV. is there.
- FIG. 6 shows the relationship between pH, ORP, and dissolved hydrogen (ppb) when hydrogen gas is blown into tap water and conditioned water. If hydrogen gas is blown into the tap water, the ORP temporarily decreases in synchronization with the tap water, but then returns to the original ORP. That is, even if hydrogen gas is blown into the raw water, the reducing power is not maintained for a long time. In addition, dissolved hydrogen also temporarily rises to zero.
- FIG. 7 shows the relationship between dissolved hydrogen and ORP after 84 hours of tap water and conditioned water when hydrogen gas was blown in FIG.
- the tap water when the dissolved hydrogen becomes zero, hydrogen gas is not generated even when stirring with a stirrer.
- the conditioned water when dissolved hydrogen becomes zero and the stirring is continued with a stirrer, hydrogen gas is released again after 84 hours. That is, the fact that hydrogen gas is generated after hydrogen gas is blown into the conditioned water and the dissolved hydrogen becomes zero means that hydrogen can be stably stored in the conditioned water at room temperature for a certain period of time.
- FIG. 8 is a graph showing a close-up of the scale of dissolved hydrogen in the conditioned water, and hydrogen gas is generated from the state of zero dissolved hydrogen after about 84 hours.
- FIG. 9 is a graph showing the relationship between dissolved hydrogen and time when hydrogen gas was blown twice into the conditioned water for 5 minutes.
- hydrogen gas is generated 148 hours after the dissolved hydrogen becomes zero.
- hydrogen gas begins to be released after 60 hours. That is, it can be confirmed that hydrogen is stably stored for a longer time than when hydrogen gas is blown once.
- protiumated hydrogen exists in a state such as H 0 2 ⁇ H + + H ⁇ , and when hydrogen gas is blown into it, the hydrogen gas is protiumized or ionized. It is thought that it is stored stably.
- hydrogen gas is blown into the conditioned water.
- a substance containing hydrogen for example, a substance that generates hydrogen such as sodium borohydride (NaBH 4 ) or Mg. There may be.
- FIG. 10 is a diagram illustrating a configuration example of the hydrogen storage device.
- the hydrogen storage device 10 includes a container 12 that holds conditioned water, a container 14 that holds a substance containing hydrogen such as hydrogen gas, and a hydrogen storage tank 20.
- the conditioned water container 12 is connected to the hydrogen storage tank 20 by a pipe or the like via the flow rate adjustment valve 16, and the container 14 is connected to the hydrogen storage tank 20 by a pipe or the like via the flow rate adjustment valve 18.
- a substance containing the conditioned water whose flow rate is adjusted and the hydrogen whose flow rate is adjusted is supplied to the hydrogen storage tank 20, and the conditioned water in which hydrogen is stored is held therein.
- the hydrogen storage device 10A may include a container 12 that holds a substance containing hydrogen and a conditioned water / hydrogen storage tank 22.
- a substance containing hydrogen or a substance that generates hydrogen such as Mg is supplied to the tank 22 in which the conditioned water is held via the flow rate adjusting valve 16, and hydrogen is stored in the conditioned water in the tank 22. .
- FIG. 11A is flowcharts for explaining a hydrogen generation method.
- conditioned water is prepared (step S301), and then hydrogen is stored in the conditioned water (step S302).
- oxygen gas is blown into the conditioned water in which hydrogen is stored (step S303), and hydrogen is generated from the conditioned water (step S304).
- FIG. 12 shows the relationship between dissolved hydrogen and ORP when oxygen gas is blown into conditioned water for 1 hour.
- oxygen gas (O 2 ) is blown for 1 hour, hydrogen gas is continuously generated for a long time (80 hours or more in the figure) immediately after that. Further, ORP is gradually increased in proportion to the amount of released H 0 2.
- conditioned water is prepared (step S301), hydrogen is stored in the conditioned water (step S302), and then the pH of the conditioned water is lowered (step S303). Hydrogen is generated (step S304).
- the pH of the conditioned water is alkaline even after storing hydrogen (in the example of FIG. 6, it is around pH 9), but when this pH is lowered, H + is increased and hydrogen gas H 0 2 is generated. .
- FIG. 13 is a graph showing changes in dissolved hydrogen when the pH of conditioned water is lowered.
- HCl hydrochloric acid
- the pH changes from alkaline to acidic.
- the ORP rises from about ⁇ 260 mV to about 380 mV.
- hydrogen gas is rapidly generated, and the generation amount of hydrogen gas gradually decreases after about 20 hours, and the generation of hydrogen gas is continued for about 40 hours.
- FIG. 14 shows changes in pH and ORP when sodium borohydride (NaBH 4 ) is added to conditioned water and then 6N hydrochloric acid is added.
- FIG. 15 shows changes in dissolved hydrogen and ORP at this time. Show. When the metal hydride sodium borohydride (NaBH 4 ) is added, the ORP of the conditioned water changes to about ⁇ 800 mV, and in response, the dissolved hydrogen rises as shown in FIG. The pH is about 12. After this state is continued for about 20 hours, 6N hydrochloric acid is added to lower the pH of the conditioned water. When the pH is lowered from about 12 to a little over 11, hydrogen gas is generated at a stretch so as to synchronize with this. At the same time, the ORP rises to about -1000 mV. While the state where the pH is lowered to 11 is continued, the generation of hydrogen gas is continued. In FIG. 15, the generation of hydrogen gas continues for a little over 100 hours.
- FIG. 16 shows the temporal change of ORP when sodium borohydride is supplied to the conditioned water and then the pH is lowered by twice administration of 6N hydrochloric acid
- FIG. 17 shows the dissolved hydrogen ( This shows the temporal change in the generation of hydrogen gas.
- a large amount of hydrogen gas is generated in response to two administrations of 6N hydrochloric acid, and the dissolved hydrogen amount is about 1200 ppb, and the hydrogen gas dissolved at the time of one administration of 6N hydrochloric acid. It was confirmed that the amount of hydrogen was larger than 700 ppb (see FIG. 15).
- FIG. 18 is a graph showing the transition of dissolved hydrogen and ORP when 6N hydrochloric acid is added only to sodium borohydride under the same conditions. In this case, it was confirmed that hydrogen gas was not generated even when 6N hydrochloric acid was added.
- FIG. 19 is a graph showing changes in pH and ORP when sodium borohydride is added to water conditioned by calcium hydride (CaH 2 ) and then 6N hydrochloric acid is added twice. 6N hydrochloric acid is added 500 ⁇ l at the first time and 1000 ⁇ l at the second time.
- FIG. 20 shows the transition of dissolved hydrogen and ORP at this time.
- 6N hydrochloric acid is added to lower the pH, hydrogen gas is generated, and when 6N hydrochloric acid is added for the second time, the generation of hydrogen gas increases rapidly.
- FIG. 21 is a graph showing changes in pH and ORP when sodium borohydride is added to water conditioned with magnesium hydride (MgH 2 ) and then 6N hydrochloric acid is added twice.
- FIG. 22 shows the transition of dissolved hydrogen and ORP at this time. Again, when 6N hydrochloric acid was added to lower the pH, hydrogen gas was generated and dissolved hydrogen of about 10,000 ppb was measured.
- FIG. 23 shows that conditioned water is produced by adding 0.4 g of calcium hydride and 0.4 g of magnesium hydride to 200 ml of tap water, and then 500 ⁇ l, 1000 ⁇ l, and 10 ml of 6N hydrochloric acid are added in three portions.
- FIG. 24 shows the generation state of hydrogen gas at this time. In the first addition of 6N hydrochloric acid, the pH is slightly lowered, and the generation of hydrogen gas is also little. When the pH was lowered somewhat by the second addition of 6N hydrochloric acid, the generation of hydrogen gas started to increase, and when the pH was greatly lowered the third time, a large amount of hydrogen gas was released.
- FIG. 25 shows the temporal changes in pH and ORP when 0.8 g of calcium hydride (CaH 2 ) was dissolved in 200 ml of tap water and 6N hydrochloric acid was added in two portions.
- FIG. The change with time of dissolved hydrogen and ORP is shown. The measurement is the supernatant of the solution.
- the first 6N hydrochloric acid is 1000 ⁇ l and the second is 10 ml.
- the first addition of 6N hydrochloric acid lowers the pH, hydrogen gas is generated, and the second addition of 6N hydrochloric acid greatly reduces the pH. In accordance with this, the maximum amount of dissolved hydrogen of about 9.5 ppb is measured.
- the ORP also rose.
- FIG. 27 shows temporal changes in pH and ORP when 0.8 g of magnesium hydride was dissolved in 200 ml of tap water and 6N hydrochloric acid was added in two portions.
- FIG. 28 shows dissolved hydrogen and ORP at this time. This shows the change over time.
- the first and second additions of 6N hydrochloric acid are 1000 ⁇ l and 10 ml, respectively.
- the first addition of 6N hydrochloric acid greatly reduces the pH, and a maximum of about 1100 ppb of hydrogen gas is generated accordingly.
- the second addition of 6N hydrochloric acid generates a maximum of 1100 ppb of hydrogen gas. That state continued for a long time.
- FIG. 29 shows temporal changes in pH and ORP when 0.8 g of sodium borohydride (NaBH 4 ) is added to conditioned water and then 500 ⁇ l and 1000 ⁇ l of acetic acid are added to lower the pH. , And shows the temporal change of dissolved hydrogen and ORP at that time.
- sodium borohydride NaBH 4
- the ORP is somewhat lowered, but the pH and dissolved hydrogen are hardly changed.
- the pH is lowered by the first addition of acetic acid, and dissolved hydrogen slightly rises in response. It was observed that the second addition of acetic acid greatly reduced the pH, increased the ORP, and greatly increased the dissolved hydrogen.
- FIG. 31 shows temporal changes in pH and ORP when hydrochloric acid is added to tap water containing metallic magnesium
- FIG. 32 shows temporal changes in dissolved hydrogen and ORP at that time.
- the first addition of hydrochloric acid is 500 ⁇ l and the second addition of hydrochloric acid is 10 ml.
- the pH is greatly lowered, the ORP is raised, the dissolved hydrogen is greatly raised, and a large amount of hydrogen is generated.
- FIG. 33 shows temporal changes in pH and ORP when metallic magnesium and hydrochloric acid are added to conditioned water to lower the pH
- FIG. 34 shows temporal changes in dissolved hydrogen and ORP at that time.
- the first addition of hydrochloric acid is 500 ⁇ l and the second addition of hydrochloric acid is 10 ml.
- a large amount of hydrogen can be generated by the reaction between metallic magnesium and hydrochloric acid.
- metallic magnesium is added to conditioned water and hydrochloric acid is added thereto, hydrogen gas generated by the reaction between metallic magnesium and hydrochloric acid is stored in conditioned water.
- the amount of dissolved hydrogen when hydrochloric acid was added was much smaller than the amount of dissolved hydrogen when FIG. 32, which meant that the hydrogen was stored in conditioned water. To do.
- FIG. 35 shows temporal changes in pH and ORP when magnesium metal is added to water conditioned with magnesium hydride and the pH is lowered with hydrochloric acid.
- FIG. 36 shows the time of dissolved hydrogen and ORP at that time. Changes.
- the first addition of hydrochloric acid is 500 ⁇ l and the second addition of hydrochloric acid is 1000 ⁇ l.
- the pH is greatly lowered and ORP is increased by the first addition of hydrochloric acid, the dissolved hydrogen does not change so much, and the hydrogen generated by the addition of hydrochloric acid is stored in the conditioned water.
- the second addition of hydrochloric acid the lowered pH hardly changes, but the dissolved hydrogen rises greatly and a large amount of hydrogen gas is generated over a long period of time.
- FIG. 37 is a diagram showing a configuration example of a hydrogen generator.
- the hydrogen generator 30 includes a container 32 that holds conditioned water, a container 34 that holds a substance containing an acid such as oxygen gas or hydrochloric acid, and a hydrogen generation tank 40.
- the conditioned water container 32 is connected to the hydrogen generation tank 40 by a pipe or the like through the flow rate adjustment valve 36, and the container 34 is connected to the hydrogen generation tank 40 by a pipe or the like through the flow rate adjustment valve 38.
- a substance containing the conditioned water having the flow rate adjusted and the acid having the flow rate adjusted is supplied to the hydrogen generation tank 40, where hydrogen is generated.
- the hydrogen generator 30A may have a configuration including a container 32 that holds a substance containing hydrogen and a conditioned water / hydrogen generation tank.
- the acid-containing substance is supplied to the tank 42 in which the conditioned water is held via the flow rate adjusting valve 36, and hydrogen is generated from the conditioned water in the tank 42.
- FIG. 38 is a diagram for explaining the state of hydrogen storage or hydrogen generation in conditioned water according to this embodiment.
- Conditioned water exists in a hydrogenated state of protium, that is, in an ionized state of H + + H ⁇ , and H 2 gas and other substances containing hydrogen or hydrogen such as Mg are generated in the conditioned water
- H 2 hydrogen molecule
- H + + H ⁇ hydrogen molecule
- H + + H ⁇ hydrogen molecule
- water containing metal hydride has changed physical properties, can stably store hydrogen gas, and can generate hydrogen gas by lowering the pH.
- the hydrogen storage method, hydrogen generation method, hydrogen storage device, and hydrogen generation device described in this embodiment can be used for hydrogen batteries, hydrogen engines, and the like that use hydrogen as an energy source.
- the hydrogen storage and generation in this embodiment can be stored and generated in a very stable manner at room temperature, so that it can be safely used in hydrogen batteries, hydrogen engines, and the like.
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Abstract
Description
Claims (28)
- 水素がプロチウム化された条件付け水を生成し、
当該条件付け水に水素を含む物質を供給することにより水素を貯蔵する、
水素貯蔵方法。 - 水素がプロチウム化された条件付け水を生成し、
当該条件付け水に水素を発生させる物質を供給することにより水素を貯蔵する、
水素貯蔵方法。 - 前記水素を含む物質は、水素を含むガスである、請求項1に記載の水素貯蔵方法。
- 前記水素を含む物質は、水素化ホウ素ナトリウム(NaBH4)である、請求項1または2に記載の水素貯蔵方法。
- 前記条件付け水は、H++H-のイオンを含む、請求項1ないし4いずれか1つに記載の水素貯蔵方法。
- 前記条件付け水は、アルカリ金属、アルカリ土金属、第13族および第14族の金属の少なくとも1つを含む水素化金属によって処理された水である、請求項1ないし5いずれか1つに記載の水素貯蔵方法。
- 水素がプロチウム化された条件付け水を生成し、
当該条件付け水のpHを下げることで水素ガスを発生させる、
水素発生方法。 - 水素発生方法はさらに、前記条件付け水に水素を含む物質を供給することにより水素を貯蔵するステップを含む、請求項7に記載の水素発生方法。
- 前記pHを下げる物質は、空気である、請求項7または8に記載の水素発生方法。
- 前記pHを下げる物質は、酸素ガスである、請求項7または8に記載の水素発生方法。
- 前記pHを下げる物質は、酸を含む物質である、請求項7または8に記載の水素発生方法。
- 前記条件付け水は、H++H-のイオンを含む、請求項7ないし11いずれか1つに記載の水素貯蔵方法。
- 条件付け水は、水素化金属によって処理された水であり、当該条件付け水に水素化ホウ素ナトリウムを供給することで水素を貯蔵し、酸を含む物質を加えることで水素を発生させる、請求項7ないし12いずれか1つに記載の水素発生方法。
- 条件付け水は、水素化金属によって処理された水であり、当該条件付け水に水素化ホウ素ナトリウムを供給することで水素を貯蔵し、酸を含む物質を加えることで水素を発生させる、請求項7ないし12いずれか1つに記載の水素発生方法。
- 条件付け水は、水素化カルシウムによって処理された水であり、当該条件付け水に水素化ホウ素ナトリウムを供給することで水素を貯蔵し、酸を含む物質を加えることで水素を発生させる、請求項7ないし12いずれか1つに記載の水素発生方法。
- 前記水素化金属は、アルカリ金属、アルカリ土金属、第13族および第14族の金属の少なくとも1つである、請求項13に記載の水素発生方法。
- 水素がプロチウム化された条件付け水を収容する収容手段と、
前記収容手段に収容された条件付け水に水素を含む物質を供給する供給手段と、
を有する水素貯蔵装置。 - 水素がプロチウム化された条件付け水を収容する収容手段と、
前記収容手段に収容された条件付け水に水素を発生させる物質を供給する供給手段と、
を有する水素貯蔵装置。 - 前記水素を含む物質は、水素を含むガスである、請求項17に記載の水素貯蔵装置。
- 前記水素を含む物質は、水素化ホウ素ナトリウム(NaBH4)である、請求項17に記載の水素貯蔵装置。
- 前記条件付け水は、H++H-のイオンを含む、請求項17または18に記載の水素貯蔵装置。
- 前記条件付け水は、アルカリ金属、アルカリ土金属、第13族および第14族の金属の少なくとも1つを含む水素化金属によって処理された水である、請求項17または18に記載の水素貯蔵装置。
- 水素がプロチウム化された条件付け水を収容する収容手段と、
前記収容手段に収容された条件付け水のpHを下げる物質を供給する供給手段と、
を有する水素発生装置。 - 前記pHを下げる物質は、空気である、請求項23に記載の水素発生装置。
- 前記pHを下げる物質は、酸素ガスである、請求項23に記載の水素発生装置。
- 前記pHを下げる物質は、酸を含む物質である、請求項23に記載の水素発生装置。
- 前記条件付け水は、H++H-のイオンを含む、請求項23ないし26いずれか1つに記載の水素発生装置。
- 前記条件付け水は、アルカリ金属、アルカリ土金属、第13族および第14族の金属の少なくとも1つを含む水素化金属によって処理された水である、請求項23に記載の水素発生装置。
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JP2012523477A JP5283785B2 (ja) | 2010-07-08 | 2010-07-08 | 水素貯蔵方法、水素発生方法、水素貯蔵装置および水素発生装置 |
CN2010800679012A CN102971250A (zh) | 2010-07-08 | 2010-07-08 | 氢气贮存方法、氢气产生方法、氢气贮存装置及氢气产生装置 |
RU2013104508/05A RU2013104508A (ru) | 2010-07-08 | 2010-07-08 | Способ хранения водорода, способ генерирования водорода, устройство для хранения водорода и устройство, генерирующее водород |
PCT/JP2010/061614 WO2012004877A1 (ja) | 2010-07-08 | 2010-07-08 | 水素貯蔵方法、水素発生方法、水素貯蔵装置および水素発生装置 |
EP10854431.3A EP2592045A4 (en) | 2010-07-08 | 2010-07-08 | METHOD FOR STORING HYDROGEN, METHOD FOR PRODUCING HYDROGEN, DEVICE FOR STORING HYDROGEN AND DEVICE FOR PRODUCING HYDROGEN |
TW100120098A TWI440598B (zh) | 2010-07-08 | 2011-06-09 | A hydrogen storage method, a hydrogen generation method, a hydrogen storage device, and a hydrogen generation device |
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JP5188655B1 (ja) * | 2012-01-27 | 2013-04-24 | 株式会社Taane | 油をエマルジョン化させるための水、油をエマルジョン化させるための水の製造方法、油をエマルジョン化する方法および装置 |
WO2013150960A1 (ja) * | 2012-04-02 | 2013-10-10 | 株式会社Taane | 太陽光発電方法および発電装置 |
JPWO2013150960A1 (ja) * | 2012-04-02 | 2015-12-17 | 株式会社Taane | 太陽光発電方法および発電装置 |
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KR102213003B1 (ko) | 2020-06-30 | 2021-02-05 | 최형일 | 발포 폴리스티렌 폼 불연성 조성물, 그 제조방법 및 이를 이용한 불연성 발포 폴리스티렌 폼 |
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TWI440598B (zh) | 2014-06-11 |
CN102971250A (zh) | 2013-03-13 |
JPWO2012004877A1 (ja) | 2013-09-02 |
EP2592045A4 (en) | 2014-06-11 |
EP2592045A1 (en) | 2013-05-15 |
US8906341B2 (en) | 2014-12-09 |
US20130115161A1 (en) | 2013-05-09 |
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