KR101504113B1 - Hydrogen gas manufacturing method and manufacturing reactor apparatus of hydrogen gas using the same - Google Patents

Abstract

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a hydrogen gas production reactor and a method for producing hydrogen gas using the same, and more particularly, (Pt), palladium (Pd), and ruthenium (Ru) are supplied to the inlet pipe and the reaction pipe, respectively. The control valve is connected to the inlet pipe, (Rh), iron (Fe), nickel (Ni), cobalt (Co), and carbon black (Carbon black) A reactor having an outer side provided with a heat insulating material for preventing the heat generated by decomposition of the reaction raw material into solid carbon and hydrogen from the inside to the outside, A heater disposed on the outer side of the reactor for supplying reaction heat to the reactor to decompose the reaction raw material into solid carbon and hydrogen in the reactor, and a solid-state carbon and hydrogen reactor connected to the reactor, A carbon discharge port for discharging solid carbon is formed in the lower part, a hydrogen discharge port for discharging hydrogen in the upper part is formed, and a cylindrical valve for preventing discharge of hydrogen when discharging the solid carbon is formed in the carbon discharge port. A separating vessel for separating a small amount of carbon fine particles contained in the hydrogen by receiving hydrogen from a hydrogen outlet connected to one side of the separating vessel and separating a small amount of carbon fine particles contained in the hydrogen, And a lower portion is connected to the upper portion of the separation vessel, and a small amount of carbon fine particles And a carbon discharge pipe through which the hydrogen is discharged from the hydrogen separation pipe to the separation vessel, and a small separation vessel which is connected to one side of the hydrogen discharge pipe of the small separation vessel to receive hydrogen, A filter formed of any one of the group consisting of a silk screen or a stainless steel use screen having an opening smaller than that of the carbon fine particles so as to separate the fine particles from each other and a hydrogen separator for discharging a small amount of carbon fine particles contained in the hydrogen A control unit connected to the heater to control the temperature of the heater to 800 to 1200 DEG C; a recovery unit disposed below the carbon discharge port of the separation vessel for recovering carbon discharged through the carbon discharge port; And a container. The hydrogen gas production reactor comprises:
According to another aspect of the present invention, there is provided a process for producing a hydrocarbon-containing reaction product, comprising: a first step of supplying a reaction raw material composed of one or more kinds of hydrocarbon-containing methane gas, propane gas, The reaction material supplied to the reactor is provided outside the reactor to supply a reaction heat of 800 to 1200 ° C to the reactor and a heater for supplying a reaction heat of platinum Pt, palladium (Pd), ruthenium (Ru), rhodium (Rh) ), Nickel (Ni), cobalt (Co), and carbon black (Carbon black). The catalyst is decomposed into solid carbon and hydrogen and separated into a cylindrical separating vessel And separating the solid carbon and hydrogen supplied from the reactor in the separation vessel so that the solid carbon is discharged to the carbon discharge port formed in the lower part of the separation vessel, A third step of supplying hydrogen to the cylindrical small separating vessel through a hydrogen outlet provided in the upper part of the separating vessel; and a third step of separating a small amount of carbon fine particles contained in the hydrogen supplied to the small separating vessel from the separating vessel A small amount of carbon fine particles are discharged to a separation vessel by using a carbon discharge line connected to the bottom of the small separation vessel and the upper part of the separation vessel. The hydrogen separated by a small amount of carbon particles is discharged through a hydrogen discharge line A step of supplying a small amount of carbon fine particles contained in hydrogen supplied from the small separation vessel to the filter unit through an opening smaller than the carbon fine particles provided inside the filter unit, A filter formed of any one of the group consisting of a formed silk screen or a steel use stainless (SUS) And a fifth step of completely separating the small amount of carbon fine particles contained in the hydrogen gas producing device and discharging only hydrogen through the discharge pipe.

Description

TECHNICAL FIELD The present invention relates to a hydrogen gas production reactor and a hydrogen gas production method using the hydrogen gas production reactor.

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a hydrogen gas production reactor and a hydrogen gas production method using the same, and more particularly, to a hydrogen gas production reactor using methane gas, propane gas and butane gas, And a hydrogen gas production reactor which decomposes into carbon and hydrogen gas using a catalyst provided inside the reactor.

The present invention also relates to a hydrogen gas production reactor for producing hydrogen gas using methane gas, propane gas and butane gas containing hydrocarbon used as a reaction raw material for producing hydrogen gas using a hydrogen gas production reactor And a method for producing hydrogen gas.

Generally, hydrogen gas is used to convert the energy generated by the chemical reaction between hydrogen gas and oxygen into electric energy. In domestic, it is widely used in industries such as semiconductor industry and optical communication industry. Therefore, Various research and development have been carried out in relation to the storage of gas and the utilization of hydrogen gas.

In order to obtain hydrogen gas as described above, conventionally, a method of producing hydrogen gas by decomposing water by electrolysis has been used. However, such a manufacturing method has a problem in that economical efficiency is low because excessive electricity is consumed to produce hydrogen gas.

In order to solve the above problems, hydrogen was produced and used as a steam reforming method using natural gas. However, in the process of producing hydrogen from natural gas, methane, which is a main component of natural gas, Hydrogen in the methane and hydrogen in the water vapor are decomposed to generate hydrogen and carbon monoxide, which is a by-product, thereby polluting the environment.

In order to solve the problems of the electrolysis method and the steam reforming method as described above, there is a steam reforming reaction unit for reacting methane gas with water vapor to generate a synthesis gas, and a reforming unit for reforming the carbon monoxide in the synthesis gas produced through the steam reforming reaction unit, A selective oxidation reaction unit for oxidizing carbon monoxide in the synthesis gas discharged through the water gas conversion reaction unit; and a selective oxidation reaction unit for converting the carbon monoxide into carbon dioxide and hydrogen, Wherein the water gas reforming reaction unit comprises a cooling unit for cooling the water reforming reaction unit, a cooling unit for cooling the water reforming reaction unit, a water reforming reaction unit, a water gas conversion reaction unit, a cooling unit and a selective oxidation reaction unit, Wherein the selective oxidation reaction unit comprises a synthesis gas- A gas induction pipe communicating with the inlet port and provided in the left and right direction at the lower end of the reaction chamber, and a plurality of gas chambers communicating with the gas induction pipe and vertically installed in the reaction chamber, Wherein the gas introducing tube and the gas introducing tube are end-finished and the gas introducing tube is provided with a plurality of injection holes which are perforated in different directions, Lt; RTI ID = 0.0 > 1243767. < / RTI >

However, the above-described technology is complicated in construction, so that it is costly to manufacture the apparatus, and there is a problem that a skilled worker must operate the apparatus even when operating the apparatus.

Accordingly, there is a need for a hydrogen gas production reaction apparatus and a hydrogen gas production method using the hydrogen gas production reaction apparatus which solve the above conventional problems.

Patent Registration No. 10-1243767

Disclosure of Invention Technical Problem [8] Accordingly, the present invention has been made keeping in mind the above problems occurring in the prior art, and it is an object of the present invention to provide a method for producing hydrogen gas by using an electrolysis method and a steam reforming method, And it is an object of the present invention to provide a hydrogen gas production reaction apparatus and a hydrogen gas production method using the hydrogen gas production reaction apparatus.

In order to achieve the above object, the present invention relates to a hydrogen gas production reactor and a method for producing hydrogen gas using the same, wherein one or more of the hydrocarbon gas-containing methane gas, propane gas, A control valve provided on the inflow pipe to supply or block a reaction raw material, and a control valve connected to the inflow pipe to receive a reaction raw material, and a platinum (Pt) At least one of them is mixed with each other in the group consisting of palladium (Pd), ruthenium (Ru), rhodium (Rh), iron (Fe), nickel (Ni), cobalt (Co) and carbon black A catalyst for decomposing the reaction material into solid carbon and hydrogen, and a catalyst for preventing the heat generated by decomposition of the reaction raw material into solid carbon and hydrogen from the inside to the outside, A heater disposed on the outer side of the reactor to supply a reaction heat to the reactor so that the reaction raw material is decomposed into solid carbon and hydrogen in the reactor and a heater connected to the reactor to decompose the reaction raw material in the reactor, In the upper part, a hydrogen outlet for generating hydrogen is formed. In the lower part, a carbon discharge port for discharging solid-state carbon is formed. At the carbon discharge port, hydrogen is discharged for discharging solid-state carbon. And a small amount of carbon fine particles contained in the hydrogen are separated from the hydrogen outlet through a hydrogen outlet connected to one side of the separation vessel and a small amount of carbon fine particles And a hydrogen discharge pipe through which the separated hydrogen is discharged, A small separation vessel of a cylindrical type having a carbon discharge pipe through which a small amount of carbon fine particles separated from hydrogen are discharged to a separation vessel, and a hydrogen discharge pipe connected to one side of the small separation vessel to receive hydrogen, A filter formed of any one of the group consisting of a silk screen or a steel use stainless (SUS) screen having an opening smaller than that of the carbon fine particles so as to separate a small amount of carbon particles from the supplied hydrogen, and a small amount A control unit connected to the heater and controlling the temperature of the heater to 800 to 1200 DEG C; a control unit connected to the heater to control the temperature of the heater to 800 to 1200 DEG C, And a recovery vessel for recovering the carbon discharged through the hydrogen recovery unit. It provides an apparatus.
According to another aspect of the present invention, there is provided a process for producing a hydrocarbon-containing reaction product, comprising: a first step of supplying a reaction raw material composed of one or more kinds of hydrocarbon-containing methane gas, propane gas, The reaction material supplied to the reactor is provided outside the reactor to supply a reaction heat of 800 to 1200 ° C to the reactor and a heater for supplying a reaction heat of platinum Pt, palladium (Pd), ruthenium (Ru), rhodium (Rh) ), Nickel (Ni), cobalt (Co), and carbon black (Carbon black). The catalyst is decomposed into solid carbon and hydrogen and separated into a cylindrical separating vessel And separating the solid carbon and hydrogen supplied from the reactor in the separation vessel so that the solid carbon is discharged to the carbon discharge port formed in the lower part of the separation vessel, A third step of supplying hydrogen to the cylindrical small separating vessel through a hydrogen outlet provided in the upper part of the separating vessel; and a third step of separating a small amount of carbon fine particles contained in the hydrogen supplied to the small separating vessel from the separating vessel A small amount of carbon fine particles are discharged to a separation vessel by using a carbon discharge line connected to the bottom of the small separation vessel and the upper part of the separation vessel. The hydrogen separated by a small amount of carbon particles is discharged through a hydrogen discharge line A step of supplying a small amount of carbon fine particles contained in hydrogen supplied from the small separation vessel to the filter unit through an opening smaller than the carbon fine particles provided inside the filter unit, A filter formed of any one of the group consisting of a formed silk screen or a steel use stainless (SUS) And a fifth step of completely separating the small amount of carbon fine particles contained in the hydrogen gas producing device and discharging only hydrogen through the discharge pipe.

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In the hydrogen gas production reactor and the hydrogen gas production method using the same according to the present invention, no other reactant is introduced into the reactor except for the reaction raw material, so that by-products such as carbon monoxide or carbon dioxide are not generated during the production of the hydrogen gas It is possible to manufacture a high purity hydrogen gas, and since there is no water gas conversion reaction process, it is possible to downsize the hydrogen gas production reaction device, and the cost for manufacturing the hydrogen gas production reaction device is low, There is one advantage.

1 is a schematic view of a hydrogen gas production reactor according to the present invention,
2 is a flowchart of a hydrogen gas production method using a hydrogen gas production reactor according to the present invention.

Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings.

1 and 2, the reaction apparatus for producing hydrogen gas according to the present invention comprises an inlet pipe 10 to which a reaction raw material 4 is supplied, and an inlet pipe 10 connected to the inlet pipe 10 to supply a reaction raw material 4 A heater 30 connected to the reactor 20 to generate a solid phase reaction product 4 decomposed in the reactor 20, A cylindrical separating vessel 40 for receiving the carbon and hydrogen of the separating vessel 40 and a separator 40 for separating a small amount of carbon fine particles contained in the hydrogen by receiving hydrogen from the separating vessel 40, A filter portion 62 connected to the small separation vessel 50 and supplied with hydrogen and having a filter 62 inside and a discharge pipe 64 through which hydrogen is discharged, 60).

And an inlet pipe 10 through which the reaction raw material 4 containing the hydrocarbon is supplied.

At this time, the reaction raw material (4) is a liquefied natural gas such as methane gas, propane gas, butane gas, or liquefied petroleum gas. Methane gas, propane gas and butane gas are separately used as the reaction raw material (4) But it may be used as a reaction raw material (4) by mixing one or more of methane gas, propane gas and butane gas.

A control valve 12 is provided in the inflow pipe 10 so that the reaction raw material 4 can be supplied or shut off and the control valve 12 can control the flow of the reaction raw material 4 to the reactor 20, Thereby preventing the reactor 20 from malfunctioning.

A catalyst 22 connected to the inlet pipe 10 for receiving the reaction raw material 4 and for decomposing the reaction raw material 4 into solid carbon and hydrogen is provided on the inside and a reaction raw material 4 And a heat insulating material 24 for preventing the heat generated by the decomposition of the solid carbon into hydrogen and hydrogen from being lost to the outside.

At this time, the catalyst 22 may be a noble metal catalyst formed of components such as platinum (Pt), palladium (Pd), ruthenium (Ru), rhodium (Rh), etc., iron (Fe), nickel (Ni), cobalt And carbon black formed by components such as carbon black are preferably used. However, it is preferable to use liquefied natural gas such as methane gas, propane gas and butane gas used as the reaction raw material (4) Any catalyst 22 may be used as long as it is a catalyst 22 capable of decomposing a gas or a liquefied petroleum gas to decompose the reaction raw material 4 into solid carbon and hydrogen.

The adiabatic material 24 provided outside the reactor 20 is a solid material in which the reaction material 4 is heated in the reactor 20 by the reaction heat supplied from the catalyst 22 and the heater 30, The heat generated at the time of decomposition into carbon and hydrogen and the heat of reaction supplied from the heater 30 are prevented from being leaked to the outside to prevent the energy from being wasted.

The reaction heat of the reaction raw material 4 in the reactor 20 by the heater 30 and the chemical reaction caused by the catalyst 22 are as follows.

CmHn → m C + 1 / 2n H 2

When the reaction raw material 4 is used as the liquefied natural gas, the liquefied natural gas is mainly composed of methane. Therefore, the reaction raw material 4 is heated in the reactor 20 by the heat of reaction by the heater 30, The chemical reactions that occur are as follows.

CH ₄ → C + 2H ₂

A heater 30 is provided outside the reactor 20 and supplies a reaction heat to the reactor 20 so that the reaction raw material 4 is decomposed into solid carbon and hydrogen in the reactor 20.

The heater 30 is connected to a control unit 70 for controlling the temperature of the heater 30 to 800 to 1200 ° C. and a heater power supply unit 80 for supplying power to the heater 30, When the temperature of the heater 30 is lowered to 800 캜 or lower, the reaction material 4 is hardly decomposed into carbon and hydrogen in the reactor 20, and when the temperature of the heater 30 rises to 1200 캜 or higher, The efficiency with which the raw material 4 is decomposed into carbon and hydrogen in the reactor 20 is lowered.

The reactor 20 is connected to the reactor 20 to receive solid carbon and hydrogen from which the reaction raw material 4 has been decomposed. A hydrogen outlet 42 for discharging hydrogen is formed in the reactor. A carbon discharge port 44 for discharging carbon and a cylindrical separation container 40 having a valve 46 for preventing hydrogen from flowing out when discharging solid carbon is provided in the carbon discharge port 44 do.

At this time, the hydrogen outlet 42 provided in the upper part of the separation vessel 40 is filled with the hydrogen by using hydrogen which is lighter than air in the solid carbon and hydrogen in which the reaction raw material 4 is decomposed .

The cylindrical carbon discharge port 44 provided at the lower portion of the separation vessel 40 can be made of carbon having a lower carbon content than the air in the solid carbon and decomposed of the reaction raw material 4, And a valve 46 is provided in the carbon discharge port 44 so as to block the discharge of carbon until the hydrogen is discharged to the top so that when the carbon is discharged downward through the carbon discharge port 44, 40 from being discharged together with the carbon.

Meanwhile, the lower part of the carbon discharge port 44 is provided with a recovery container 90 for recovering carbon discharged through the carbon discharge port 44. The carbon recovered in the recovery container 90 is a fine carbon powder, Carbon black, which is a small crystalline material, can be recycled and used mainly in automobile tires, reinforcing agents for other rubber products, printing inks, paints, and food.

A small amount of carbon fine particles contained in the hydrogen is supplied to the separating vessel 40 through the hydrogen outlet 42 connected to the separating vessel 40 and hydrogen is separated from the small amount of carbon fine particles And a carbon discharge pipe 54 connected to the upper part of the separation vessel 40 and discharging a small amount of carbon fine particles separated from the hydrogen to the separation vessel 40 A small separation vessel 50 is provided.

At this time, the small separation vessel 50 primarily separates the small amount of carbon fine particles remaining in the supplied hydrogen by separating hydrogen and carbon from the separation vessel 40, and a small amount of carbon fine particles The hydrogen is discharged to the upper part through the hydrogen discharge pipe 52. The small amount of carbon fine particles are discharged to the outside through the carbon discharge pipe 40 connected to the separation vessel 40, And is discharged to the lower portion through the passage 54.

A filter 62 for completely separating a small amount of carbon particles remaining in the hydrogen supplied from the hydrogen discharge pipe 52 is provided on the inner side of the filter 62 connected to the hydrogen discharge pipe 52 of the small separation vessel 50, And a filter unit 60 in which a discharge pipe 64 for discharging hydrogen from which a small amount of carbon fine particles contained in hydrogen are completely discharged is formed on the other side.

At this time, the filter 62 is formed of a silk net or a stainless steel (SUS) net having an opening smaller than that of the carbon fine particles. The small amount of carbon fine particles remaining in the hydrogen supplied from the small separation vessel 50 is completely Any form that can be disassembled is acceptable.

The hydrogen discharged through the discharge pipe 64 of the filter unit 60 discharges only hydrogen of high purity from which the carbon has been completely removed from the reaction raw material 4.

The hydrogen gas production reactor 2 as described above can produce hydrogen of high purity only by a simple structure and it is possible to produce hydrogen gas with a small amount of carbon black (carbon black) generated when the reaction raw material 4 is decomposed Since only hydrogen is generated, carbon monoxide is not generated, and the water gas conversion reaction step can be omitted. Therefore, the hydrogen gas production reactor 2 can be downsized.

The hydrogen gas production method using the hydrogen gas production reactor according to the present invention is as follows.

A first step S1 of supplying a reaction raw material 4 containing a hydrocarbon to a cylindrical reactor 20 through an inlet pipe 10 and a second step S1 of supplying a reaction raw material 4 fed to the reactor 20 to a reactor 20 and is decomposed into solid carbon and hydrogen using a heater 30 and a catalyst 22 for supplying reaction heat of 800 to 1200 ° C to the reactor 20 and supplied to a cylindrical separation vessel 40 The solid carbon is separated from the carbon discharge port 44 formed in the lower portion of the separation vessel 40 by separating the solid carbon and hydrogen supplied from the reactor 20 from the separation vessel 40, A third step S3 of supplying hydrogen to the cylindrical small separation vessel 50 through the hydrogen outlet 42 provided in the upper part of the separation vessel 40 and a third step A small amount of carbon fine particles contained in the hydrogen supplied to the vessel 50 is separated and a small amount of carbon fine particles are separated from the small separation vessel 50 And a carbon discharge pipe 54 connected to the upper part of the separation vessel 40 is used to discharge the separated hydrogen gas into the separation vessel 40. Hydrogen from which a small amount of carbon particles are separated is discharged through a hydrogen discharge pipe A fourth step S4 of supplying the hydrogen gas to the filter unit 60 connected to one side of the hydrogen discharge pipe 52 by using the hydrogen separation unit 52, A small amount of carbon fine particles contained in the hydrogen is completely separated from the small amount of carbon fine particles contained in the hydrogen by using the filter 62 provided inside the filter portion 60, Step S5 is performed.

When the first step (S1) to the fifth step (S5) is completed, the solid carbon contained in the reaction raw material (4) is completely separated from hydrogen, and the separated hydrogen is connected to one side of the filter unit The separated carbon is discharged to the carbon discharge port 44 connected to the lower part of the separation vessel 40 and is recycled.

Meanwhile, the hydrogen gas production method using the hydrogen gas production reaction apparatus uses the above-described hydrogen gas production reaction apparatus 2 according to the present invention, and its operation is as described above.

The hydrogen gas production method using the hydrogen gas production reactor as described above can produce high purity hydrogen by using the hydrogen gas production reactor 2 according to the present invention having a simple structure, Carbon monoxide is not generated because only hydrogen is generated except for a small amount of carbon black which is generated by decomposition of carbon black. Therefore, there is an advantage that the water gas conversion reaction step can be omitted.

2: hydrogen gas production reactor 4: reaction raw material
10: inlet pipe 20: reactor
22: Catalyst 24: Insulation
30: heater 40: separation vessel
42: hydrogen outlet 44: carbon outlet
46: valve 50: small separation vessel
52: hydrogen discharge line 54: carbon discharge line
60: filter part 62: filter
64: exhaust pipe 70:
80: Heater power supply

Claims (5)

An inlet pipe (10) for supplying a reaction raw material (4) composed of one or two or more kinds selected from the group consisting of methane gas, propane gas and butane gas containing hydrocarbons;
A control valve (12) provided on the inlet pipe (10) to supply or block the reaction raw material (4);
And is connected to the inflow pipe 10 to receive the reaction raw material 4 and the inner side is provided with at least one of platinum Pt, palladium Pd, ruthenium Ru, rhodium Rh, iron Fe, nickel Ni, (22) for decomposing the reaction raw material (4) into solid carbon and hydrogen, wherein the catalyst (22) is composed of at least one member selected from the group consisting of cobalt (Co) and carbon black A reactor 20 having a heat insulating material 24 for preventing the heat generated when the reaction raw material 4 is decomposed into solid carbon and hydrogen from being lost to the outside;
A heater 30 provided outside the reactor 20 for supplying reaction heat to the reactor 20 so that the reaction raw material 4 is decomposed into solid carbon and hydrogen in the reactor 20;
The reactor 20 is connected to the reactor 20 to receive solid carbon and hydrogen from which the reaction raw material 4 has been decomposed. A hydrogen outlet 42 for discharging hydrogen is formed in the reactor. A carbon discharge port 44 for discharging carbon; a cylindrical separating vessel 40 in which a valve 46 is formed in the carbon discharge port 44 to prevent hydrogen from flowing out when discharging solid carbon;
A small amount of carbon fine particles contained in the hydrogen is supplied to the separating vessel 40 through the hydrogen outlet 42 connected to the separating vessel 40 and hydrogen is separated from the small amount of carbon fine particles And a carbon discharge pipe 54 connected to the upper part of the separation vessel 40 and discharging a small amount of carbon fine particles separated from the hydrogen to the separation vessel 40 A small separation vessel (50);
An opening portion smaller than the carbon fine particles is disposed on the inner side of the small separation vessel 50 so as to separate a small amount of carbon fine particles from the hydrogen supplied from the hydrogen discharge pipe 52 A filter 62 formed of any one selected from the group consisting of a formed silk screen or a steel use stainless steel (SUS) screen, and a discharge pipe path 64 through which a small amount of carbon fine particles contained in hydrogen are discharged is provided on the other side A filter portion 60 formed;
A controller 70 connected to the heater 30 to control the temperature of the heater 30 to 800 to 1200 ° C;
And a recovery container (90) provided below the carbon discharge port (44) of the separation vessel (40) to recover carbon discharged through the carbon discharge port (44). delete delete delete (4), which is a mixture of one or more of methane gas, propane gas and butane gas containing hydrocarbon, into a cylindrical reactor (20) through an inlet pipe (10) Step 1 (S1);
A heater 30 provided on the outer side of the reactor 20 to supply the reaction raw material 4 supplied to the reactor 20 to the reactor 20 to supply a reaction heat of 800 to 1200 캜 and a heater 30 for supplying platinum Pt, ), Ruthenium (Ru), rhodium (Rh), iron (Fe), nickel (Ni), cobalt (Co), and carbon black A second step S2 of decomposing the carbon and hydrogen into solid carbon and hydrogen and supplying the carbon and hydrogen to the cylindrical separation vessel 40 using the separator 22;
The solid carbon and the hydrogen supplied from the reactor 20 are separated from the separation vessel 40 so that the solid carbon is discharged to the carbon discharge port 44 formed in the lower part of the separation vessel 40, A third step (S3) of supplying hydrogen to the cylindrical small separation vessel (50) through a hydrogen outlet (42) provided in the upper part of the separation vessel (40);
A small amount of carbon fine particles contained in the hydrogen supplied to the small separation vessel 50 from the separation vessel 40 is separated and a small amount of carbon fine particles is introduced into the lower portion of the small separation vessel 50 and the upper portion of the separation vessel 40 The hydrogen discharged from the small separation vessel 50 is discharged to the hydrogen discharge pipe 50 by using the hydrogen discharge pipe 52 formed in the upper part of the small separation vessel 50. [ To a filter unit 60 connected to one side of the filter unit 52;
A small amount of carbon fine particles contained in the hydrogen supplied from the small separation vessel 50 to the filter unit 60 may be used as a silk screen or steel use resistant stainless steel having an opening smaller than the carbon fine particles provided inside the filter unit 60, And a fifth step S5 of completely separating the small amount of carbon particles contained in the hydrogen by using the filter 62 formed of any one of the group consisting of the hydrogen and the hydrogen and discharging only hydrogen through the discharge pipe 64 And the hydrogen gas is supplied to the hydrogen gas producing reactor.

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