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WO2011152366A1 - Système de production d'énergie - Google Patents

Système de production d'énergie Download PDF

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Publication number
WO2011152366A1
WO2011152366A1 PCT/JP2011/062422 JP2011062422W WO2011152366A1 WO 2011152366 A1 WO2011152366 A1 WO 2011152366A1 JP 2011062422 W JP2011062422 W JP 2011062422W WO 2011152366 A1 WO2011152366 A1 WO 2011152366A1
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WO
WIPO (PCT)
Prior art keywords
hydrogen
power
engine
generation system
energy generation
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/JP2011/062422
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English (en)
Japanese (ja)
Inventor
雅史 能島
石川　敬郎
島田　敦史
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hitachi Ltd filed Critical Hitachi Ltd
Publication of WO2011152366A1 publication Critical patent/WO2011152366A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D29/00—Controlling engines, such controlling being peculiar to the devices driven thereby, the devices being other than parts or accessories essential to engine operation, e.g. controlling of engines by signals external thereto
    • F02D29/06—Controlling engines, such controlling being peculiar to the devices driven thereby, the devices being other than parts or accessories essential to engine operation, e.g. controlling of engines by signals external thereto peculiar to engines driving electric generators
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B13/00—Oxygen; Ozone; Oxides or hydroxides in general
    • C01B13/02—Preparation of oxygen
    • C01B13/0203—Preparation of oxygen from inorganic compounds
    • C01B13/0207—Water
    • 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
    • C01B3/22—Production of hydrogen or of gaseous mixtures containing a substantial proportion of hydrogen by decomposition of gaseous or liquid organic compounds
    • C01B3/24—Production of hydrogen or of gaseous mixtures containing a substantial proportion of hydrogen by decomposition of gaseous or liquid organic compounds of hydrocarbons
    • C01B3/26—Production of hydrogen or of gaseous mixtures containing a substantial proportion of hydrogen by decomposition of gaseous or liquid organic compounds of hydrocarbons using catalysts
    • 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
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B2203/00—Integrated processes for the production of hydrogen or synthesis gas
    • C01B2203/02—Processes for making hydrogen or synthesis gas
    • C01B2203/0266—Processes for making hydrogen or synthesis gas containing a decomposition step
    • C01B2203/0277—Processes for making hydrogen or synthesis gas containing a decomposition step containing a catalytic decomposition step
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B2203/00—Integrated processes for the production of hydrogen or synthesis gas
    • C01B2203/04—Integrated processes for the production of hydrogen or synthesis gas containing a purification step for the hydrogen or the synthesis gas
    • C01B2203/042—Purification by adsorption on solids
    • C01B2203/043—Regenerative adsorption process in two or more beds, one for adsorption, the other for regeneration
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B2203/00—Integrated processes for the production of hydrogen or synthesis gas
    • C01B2203/08—Methods of heating or cooling
    • C01B2203/0805—Methods of heating the process for making hydrogen or synthesis gas
    • C01B2203/0811—Methods of heating the process for making hydrogen or synthesis gas by combustion of fuel
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B2203/00—Integrated processes for the production of hydrogen or synthesis gas
    • C01B2203/10—Catalysts for performing the hydrogen forming reactions
    • C01B2203/1041—Composition of the catalyst
    • C01B2203/1047—Group VIII metal catalysts
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B2203/00—Integrated processes for the production of hydrogen or synthesis gas
    • C01B2203/12—Feeding the process for making hydrogen or synthesis gas
    • C01B2203/1205—Composition of the feed
    • C01B2203/1211—Organic compounds or organic mixtures used in the process for making hydrogen or synthesis gas
    • C01B2203/1235—Hydrocarbons
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B2203/00—Integrated processes for the production of hydrogen or synthesis gas
    • C01B2203/80—Aspect of integrated processes for the production of hydrogen or synthesis gas not covered by groups C01B2203/02 - C01B2203/1695
    • C01B2203/84—Energy production
    • 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
    • Y02E20/00—Combustion technologies with mitigation potential
    • Y02E20/14—Combined heat and power generation [CHP]
    • 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
    • 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
    • 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
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/10—Process efficiency
    • Y02P20/129—Energy recovery, e.g. by cogeneration, H2recovery or pressure recovery turbines

Definitions

  • the present invention relates to an energy generation system that generates electric power and hydrogen.
  • Patent Document 1 proposes a “high-pressure hydrogen supply system” that generates hydrogen by dehydrogenating an organic hydride (hydrogen storage medium) that stores hydrogen under a catalyst activated by the heat of exhaust gas. Has been.
  • an object of the present invention is to provide a small-scale energy generation system that generates electric power and hydrogen.
  • the present invention provides an energy generation system that generates electric power and hydrogen, and generates electric power and high-temperature exhaust gas when operated, and high-temperature from the electric power generation means.
  • the power generation means generates electric power and high-temperature exhaust gas as it operates.
  • the hydrogen generation means generates hydrogen by dehydrogenating a hydrogen storage medium that chemically stores hydrogen using the heat of the high-temperature exhaust gas from the power generation means.
  • the electrolysis means electrolyzes water with the electric power from the power generation means to generate hydrogen and oxygen. That is, according to such an energy generation system, since hydrogen can be generated by the hydrogen generation means and the electrolysis means, a large amount of hydrogen can be produced even if the system is configured in a small scale.
  • FIG. 1 is a cross-sectional view of a reactor according to this embodiment
  • (b) is a cross-sectional view of a reaction cell according to this embodiment
  • (c) is a cross-sectional view of a reaction sheet according to this embodiment. It is.
  • the energy generation system (hydrogen station 1) according to the present embodiment is a system that generates electric power and hydrogen (energy).
  • the hydrogen station 1 in the present embodiment is connected to a pipeline, a hydrogen storage tank, and the like, and can be transported to a consumption place, in addition to the purpose of supplying hydrogen as a fuel to a hydrogen automobile.
  • the hydrogen station 1 generates MCH (methylcyclohexane, C 7 H 14 , hydrogen storage medium) using at least the engine 11, a generator 13 that is operated by the power of the engine 11, and the heat of exhaust gas from the engine 11.
  • MCH methylcyclohexane, C 7 H 14 , hydrogen storage medium
  • a distribution device 51 power distribution means
  • an electrolysis device 60 electrolysis means that electrolyzes water using the distributed power to generate hydrogen and oxygen
  • a controller 70 control means that electronically controls the system It is equipped with.
  • a compressor, a hydrogen storage tank, and a filling machine can be arranged on a pipe connecting the compressor 14 and the hydrogen automobile. That is, in the present embodiment, the “power generation means that generates electric power and high-temperature exhaust gas in accordance with the operation” includes the engine 11 and the generator 13.
  • Equation (1) is an endothermic reaction
  • the energy efficiency of the entire system is enhanced by utilizing the heat of the exhaust gas in the reactor 30, that is, by recovering the energy of the exhaust gas.
  • MCH methylcyclohexane
  • the hydrogen storage medium is a fuel that easily adds and generates hydrogen, and is, for example, a hydrocarbon fuel or a mixed fuel thereof.
  • toluene as a combustion fuel
  • other examples include toluene, gasoline, heavy oil, light oil, kerosene, biofuel, alcohol, methane, LPG (Liquefied Petroleum Gas). It is also possible to use at least one selected.
  • the octane number of toluene (about 120) is higher than that of gasoline, which is a normal fuel for spark ignition, knocking is unlikely to occur in the engine 11, and the engine 11 is operated at a high compression ratio and combustion efficiency is increased. It is also possible to increase. Specifically, in the case of a general spark ignition type engine 11, a compression ratio of about 13 is the maximum value, but by using toluene, the compression ratio can be increased to 13 or more (for example, a compression ratio of 15). It becomes. Furthermore, in the case of the spark ignition type engine 11, the theoretical cycle is the Otto cycle, so that the thermal efficiency improves as the compression ratio increases.
  • the engine 11 is a diesel or spark ignition engine and is a four-stroke engine that repeats four cycles (intake, compression, combustion / expansion, and exhaust).
  • the engine 11 includes a plurality of cylinders, a piston that reciprocates in the cylinder, a crankshaft 12 that is connected to the piston via a connecting rod, an intake valve that is linked to the crankshaft 12, and An exhaust valve and a spark plug that is electronically controlled by the controller 70 are provided.
  • the output of the engine 11 (rotation speed, torque, exhaust gas flow rate, etc.) is controlled by a controller 70 that controls the intake amount of fuel / air and the ignition timing.
  • the engine 11 is controlled to operate at a compression ratio of 13 or more.
  • Such an engine 11 has a smaller energy loss due to operation / stop as compared with a turbine, and its size (displacement) can be easily changed in design. Further, the engine displacement, the number of cylinders (2 cylinders, 4 cylinders, 6 cylinders, etc.) and the arrangement (V type, in-line type, etc.) can be changed as appropriate.
  • the generator 13 is a device that operates by the power of the engine 11 to generate electric power. Specifically, the generator 13 is mechanically connected to the crankshaft 12 of the engine 11 via an acceleration or deceleration mechanism and a clutch (not shown). Thereby, the motive power of the engine 11 is transmitted to the generator 13 without loss, and is converted into electric power by the generator 13. Note that the power generated by the generator 13 is supplied to the power distribution device 51. Further, a power storage device that appropriately charges / discharges electric power may be provided between the generator 13 and the power distribution device 51.
  • the compressor 14 is operated by the power of the engine 11 and compresses the hydrogen from the separator 42 and / or the electrolyzer 60 to increase the pressure to a predetermined pressure (for example, several MPa to several tens of MPa). It is a device that pumps toward external hydrogen demanding equipment such as battery cars and hydrogen tanks. Specifically, the compressor 14 is mechanically connected to the crankshaft 12 of the engine 11 via an acceleration or deceleration mechanism and a clutch (not shown). As a result, the power of the engine 11 is transmitted to the compressor 14 without loss and is converted into hydrogen fluid energy by the compressor 14.
  • a predetermined pressure for example, several MPa to several tens of MPa.
  • the compressor 14 includes an electric motor, and the generator 13 It is good also as a structure which the said electric motor rotates and the compressor 14 act
  • a plurality of compressors 14 may be connected in series, and hydrogen compressed by one compressor 14 may be further compressed by another compressor 14 to boost the hydrogen stepwise.
  • a buffer tank may be further provided between one compressor 14 and the other compressor 14 so that a hydrogen storage alloy is incorporated and hydrogen is temporarily stored. If the buffer tank is provided in this way, hydrogen can be supplied to the other compressor 14 described above at a stable rate.
  • a buffer tank is provided with a heater that operates with electric power from the generator 13, and the ON / OFF control of the heater may be performed to control hydrogen storage / release by the hydrogen storage alloy.
  • the pipe 21a includes an air cleaner that removes dust and the like, a throttle valve that controls the flow rate of air, a fuel injector that injects toluene from the tank 43, and an oxygen injector that injects oxygen from the electrolyzer 60 (all not shown). Is provided.
  • oxygen is supplied to the engine 11 by electrolysis of water in the electrolyzer 60 through the pipe 60b and the oxygen injector. That is, in the present embodiment, the “oxygen supply means for supplying oxygen generated by the electrolyzer 60 to the engine 11” includes a pipe 60b and the oxygen injector. Since oxygen is supplied in this way, the output of the engine 11 and the amount of exhaust heat energy are improved, and the amount of power generated by the generator 13 and the amount of hydrogen generated by the reactor 30 can be increased. Become.
  • a hydrogen injector may be attached to the pipe 21b, and the hydrogen separated by the separator 42 may be added (injected) by the hydrogen injector.
  • the supercharger 21 is a device that operates by the exhaust gas discharged from the engine 11, compresses air taken into the engine 11, and supercharges the engine 11.
  • the air is supercharged to the engine 11 by the supercharger 21, that is, the flow rate of the intake air is increased, so that the torque generated by the engine 11 is improved, and the thermal efficiency and output of the engine 11 are improved. It is supposed to be.
  • the exhaust side of the engine 11 will be described.
  • the exhaust gas outlet of the engine 11 is connected to the exhaust gas inlet of the reactor 30 through a pipe 21c, a supercharger 21, and a pipe 21d.
  • the exhaust gas from the engine 11 is led to the reactor 30 after operating (rotating) the supercharger 21.
  • the reactor 30 includes a plurality of reaction cells 31 whose outer shape has a columnar shape, and a cylindrical first casing 32 that houses the plurality of reaction cells 31.
  • MCH methylcyclohexane, hydrogen-containing fuel
  • FIG. 1 only one reaction cell 31 is shown.
  • the first casing 32 and the second casing 34 which will be described later are made of metal (for example, SUS) so as to have high thermal conductivity.
  • the shape of the 1st casing 32 and the 2nd casing 34 is not limited to a cylindrical shape, For example, a square cylinder shape and a polygonal cylinder shape may be sufficient.
  • the reaction cell 31 includes a plurality of stacked reaction sheets 33 and a second casing 34 that accommodates the plurality of reaction sheets 33.
  • each reaction sheet 33 includes a base metal foil 35, a porous layer 36 formed on each surface of the metal foil 35, and a catalyst 37 supported on the porous layer 36. And. That is, each reaction sheet 33 has a three-layer structure in which the porous layer 36 supported by the catalyst 37, the metal foil 35, and the porous layer 36 supported by the catalyst 37 are stacked in this order. In addition, a gap through which MCH, generated hydrogen, and toluene can flow is formed between the reaction sheets 33 adjacent to each other in the thickness direction.
  • reaction sheet 33 is in the form of a sheet, its heat capacity is small, heat is quickly conducted through the reaction sheet 33, and the temperature of the catalyst 37 is quickly raised to a temperature at which the catalyst functions well. Thereby, the efficiency of the decomposition reaction which decomposes
  • each reaction sheet 33 is formed with a plurality of through holes 33a. Thereby, the heat of exhaust gas is conducted well in the thickness direction, and MCH, generated hydrogen, and toluene flow well in the thickness direction.
  • the metal foil 35 is made of, for example, an aluminum foil and has a thickness of about 50 to 200 ⁇ m. However, the metal foil 35 may not be provided, or instead of the metal foil 35, a porous layer serving as a base may be provided, and the entire reaction sheet 33 may have a porous structure.
  • the porous layer 36 is a layer for supporting the catalyst 37 and has a plurality of pores through which MCH, generated hydrogen, and toluene can flow.
  • a porous layer 36 is made of an oxide mainly composed of alumina, for example.
  • Catalyst 37 is a catalyst for decomposing MCH, that is, dehydrogenating to produce hydrogen and toluene (see formula (1)).
  • a catalyst 37 is composed of at least one selected from, for example, platinum, nickel, palladium, rhodium, iridium, ruthenium, molybdenum, rhenium, tungsten, vanadium, osmium, chromium, cobalt, iron and the like.
  • the MCH supply system includes a tank 41 that stores MCH.
  • the tank 41 is a tank that temporarily stores MCH as a raw material for hydrogen generation.
  • the MCH is transported to the tank 41 by, for example, a tank lorry.
  • MCH of the tank 41 is supplied in each reaction cell 31 through the piping 41a.
  • the pipe 41a is provided with a pump that pumps MCH and a flow rate control valve that controls the flow rate of the MCH.
  • the hydrogen / toluene lead-out system includes a separator 42 and a tank 43.
  • the hydrogen (gas) and toluene (gas) produced in each reaction cell 31 are led out to the separator 42 through the pipe 42a while being mixed.
  • the separator 42 is a device that separates hydrogen and toluene.
  • the separator 42 according to the present embodiment cools a mixture of hydrogen and toluene by air cooling so that only toluene (boiling point: 110 ° C.) is liquefied and hydrogen and toluene are separated. . Therefore, for example, on the outer peripheral surface of the separator 42, heat radiating fins (not shown) are provided for promoting air-cooling.
  • the separation method is not limited to this, and other methods such as a pressure swing adsorption device or a hydrogen permeable membrane (such as a Pd membrane) that selectively permeate hydrogen may be used.
  • the hydrogen separated by the separator 42 is supplied to the compressor 14 or the engine 11 (pipe not shown) through the pipe 42b.
  • the structure provided with the pump which pumps hydrogen into the piping 42b may be sufficient.
  • the toluene separated by the separator 42 flows through the pipe 42c extending from the bottom of the separator 42 by its own weight, and is stored in the tank 43.
  • the structure provided with the pump (not shown) which pumps toluene into the piping 42c may be sufficient.
  • the toluene in the tank 43 passes through the pipe 43a and is then injected into the pipe 21b (intake port) by a fuel injector (not shown) controlled by the controller 70.
  • the pipe 43a is provided with a pump (not shown) that pumps toluene.
  • the power distribution device 51 is a device that distributes the power generated by the generator 13 to the electrolyzer 60 and the external power grid 52 in accordance with a command from the controller 70 in accordance with the amount of power required from the outside. There are various electronic circuits.
  • the power distribution device 51 is controlled so that the power distribution amount to the power system network 52 increases.
  • the power distribution device 51 is controlled to supply power only to the power grid 52. Is done.
  • the buffer tank for temporarily storing hydrogen when the buffer tank for temporarily storing hydrogen is provided, for example, the pressure of hydrogen in the buffer tank is detected via a pressure sensor, and the amount of hydrogen stored is calculated based on the detected pressure.
  • the power distribution device 51 may be configured to supply power only to the power system network 52.
  • the electrolyzer 60 operates in accordance with a command from the controller 70, electrolyzes water using the electric power from the power distribution device 51 (the generator 13) (see formula (2)), and generates hydrogen and oxygen. It is a device to do. Therefore, the electrolyzer 60 includes a positive electrode (anode) and a negative electrode (cathode), a container for temporarily storing water to be electrolyzed, a voltage controller for controlling a voltage applied to the positive electrode and the negative electrode, and the like. Moreover, the water to be electrolyzed is appropriately supplied from, for example, tap water.
  • the generated hydrogen is supplied to the compressor 14 through the pipe 60a, or a pipe or other equipment (for example, another compressor connected downstream of the compressor 14) that connects the compressor 14 and the hydrogen automobile. ).
  • the produced oxygen is supplied to the pipe 21b (engine 11) through the pipe 60b.
  • the controller 70 is a control device that electronically controls the hydrogen station 1, and includes a CPU, a ROM, a RAM, various interfaces, an electronic circuit, and the like, and performs various functions according to programs stored therein. In addition, various devices are controlled.
  • the controller 70 is electrically connected to the engine 11, the generator 13, the compressor 14, the power distribution device 51, and the electrolysis device 60, and is connected to sensors and signal input devices provided in each device by wiring. It is preferable. Also, other devices (compressor, filling machine, hydrogen tank, lighting device, etc.) in the hydrogen station 1 are connected in the same manner. Further, the controller 70 is input with a required power amount and a required hydrogen amount from the outside via an operation panel (not shown) or the like.
  • Hydrogen is obtained by electrolysis using the electric power from the reactor 30 that generates hydrogen by dehydrogenating MCH using the heat of the exhaust gas from the engine 11 and the generator 13 linked to the engine 11.
  • a large amount of hydrogen can be produced by the electrolyzer 60 that generates the hydrogen. That is, since hydrogen is generated using the exhaust gas and electric power output from the engine 11 (the generator 13), the engine 11 and the reactor 30 can be downsized, and the hydrogen station 1 can be reduced in scale.
  • the power generation means that generates electric power and high-temperature exhaust gas with the operation is configured to include the engine 11 and the generator 13 is exemplified.
  • the configuration may be a fuel cell or a solid oxide fuel cell. Moreover, it may replace with the engine 11 and the structure provided with a turbine may be sufficient.

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Inorganic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Health & Medical Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Electrochemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Output Control And Ontrol Of Special Type Engine (AREA)
  • Control Of Vehicle Engines Or Engines For Specific Uses (AREA)
  • Hydrogen, Water And Hydrids (AREA)
  • Control Of Eletrric Generators (AREA)
  • Fuel Cell (AREA)

Abstract

La présente invention se rapporte à un système de production d'énergie à petite échelle qui produit de l'énergie électrique et de l'hydrogène. La station d'hydrogène (1) décrite, qui produit de l'énergie électrique et de l'hydrogène, est pourvue : d'un générateur (13) et d'un moteur (11) qui produisent de l'énergie et des gaz d'échappement à température élevée avec le fonctionnement de ces derniers ; une cuve de réaction (30) qui entraîne une réaction de déshydrogénation de MCH à l'aide de la chaleur des gaz d'échappement à température élevée provenant du moteur (11), produisant ainsi de l'hydrogène ; et d'un dispositif d'électrolyse (60) qui électrolyse l'eau à l'aide de l'énergie provenant du générateur (13), produisant de l'hydrogène et de l'oxygène.
PCT/JP2011/062422 2010-05-31 2011-05-30 Système de production d'énergie Ceased WO2011152366A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2010124006A JP5575549B2 (ja) 2010-05-31 2010-05-31 エネルギー生成システム
JP2010-124006 2010-05-31

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WO2011152366A1 true WO2011152366A1 (fr) 2011-12-08

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JP2013087820A (ja) * 2011-10-14 2013-05-13 Jx Nippon Oil & Energy Corp 水素ステーション
JP2015120617A (ja) * 2013-12-24 2015-07-02 エイディシーテクノロジー株式会社 水素供給装置
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