TWI807514B - Hydrogen Treatment System - Google Patents

Abstract

The present invention provides a hydrogen processing system, including: a gas processing device, the gas The gas processing device has an air inlet channel, a gas processing channel and a gas outlet channel that communicate with each other. At least one catalyst module is arranged in the gas processing channel, and a first interlayer, a second interlayer and at least one cooling channel are arranged in the gas processing device; a gas humidifying device is arranged at the position of the air inlet channel; A gas humidifier and a catalyst module, and the catalyst module catalyzes and oxidizes the hydrogen in the hydrogen-containing air and discharges it, so as to reduce the hydrogen concentration in the air.

Description

Hydrogen Treatment System

The present invention relates to a treatment system, especially a hydrogen treatment system that can reduce the concentration of hydrogen gas in a closed space or a non-closed space to avoid danger caused by hydrogen.

By the way, many factories currently use hydrogen as carrier gas or raw material gas in some processes, and it is also possible to produce hydrogen in some process reactions, and the hydrogen is a by-product or discharged as waste gas. However, in the process or treatment, the process environment may still have hydrogen leakage. Moreover, most of the process environments are closed environments or non-closed and poorly ventilated environments. The concentration of hydrogen in spaces or non-closed and poorly ventilated environments will become higher and higher, and hydrogen is known to be extremely flammable, so when the concentration of hydrogen in the environment reaches a certain level, there is a danger of explosion.

Therefore, how to solve the above-mentioned problems and deficiencies caused by the increase of hydrogen concentration in confined spaces or non-confined spaces is the direction that the inventors of the present invention and related manufacturers engaged in this industry want to study and improve.

Therefore, in order to effectively solve the above-mentioned problems, the main purpose of the present invention is to provide a hydrogen treatment system that can reduce the hydrogen concentration in a closed space or a non-closed space to avoid danger caused by hydrogen.

Another object of the present invention is to provide a hydrogen treatment system that can control the treatment temperature to increase safety.

Another object of the present invention is to provide a hydrogen treatment system that can increase the treatment life.

In order to achieve the above object, the present invention provides a hydrogen processing system, which comprises: a gas processing device, the gas processing device has an inlet channel, a gas processing channel and a gas outlet channel connected to each other, at least one catalyst module is arranged in the gas processing channel, and a first partition and a second partition are arranged in the gas processing device to attach the catalyst module, and at least one cooling channel is further provided in the gas processing device on the other side of the first partition and the second partition opposite to the catalyst module; A humidification device, the gas humidification device is arranged at the position of the air intake channel; and a gas extraction device, the gas extraction device communicates with the gas processing channel, and when the gas extraction device starts, it extracts hydrogen-containing air, and the hydrogen-containing air passes through the gas humidification device and the catalyst module, and the hydrogen in the hydrogen-containing air is catalyzed and oxidized by the catalyst module to reduce the hydrogen concentration of the air. The catalyst module is a platinum catalyst or a nanoscale platinum catalyst.

According to an embodiment of the hydrogen processing system of the present invention, one or both of the first spacer and the second spacer can be one of a heat dissipation material, a heat dissipation plate, or a metal plate.

According to an embodiment of the hydrogen processing system of the present invention, one or both of the first spacer and the second spacer can be one of heat dissipation materials or graphite-processed plates.

According to an embodiment of the hydrogen processing system of the present invention, wherein the gas extraction device is arranged at the position of the gas outlet channel, and when the gas extraction device is activated, the hydrogen-containing air is extracted, and the hydrogen-containing air passes through the gas humidification device and the catalyst module. Humidification, after humidification, the hydrogen-containing air is adsorbed by the catalyst module and discharged through the gas extraction device.

According to an embodiment of the hydrogen processing system of the present invention, the cooling channel is filled with cooling liquid, and the cooling channel communicates with a heat dissipation device.

According to an embodiment of the hydrogen processing system of the present invention, it further includes a hydrogen detection unit, and the hydrogen detection unit is electrically connected to the gas extraction device.

According to an embodiment of the hydrogen treatment system of the present invention, it further includes an adsorption device, the adsorption device communicates with the gas humidification device, and when the gas extraction device starts, it extracts hydrogen-containing air, and the hydrogen-containing air passes through the adsorption device and is adsorbed by the adsorption device to absorb hydrogen sulfide in the hydrogen-containing air. The gas extraction device is exhausted.

According to an embodiment of the hydrogen treatment system of the present invention, it further includes a treatment water collection device, and the treatment water collection device communicates with the gas extraction device.

1: Hydrogen treatment system

2: Gas treatment device

21: Intake channel

22: Gas processing channel

221: Catalyst module

23: Outlet channel

24: The first compartment

25: second compartment

26: cooling channel

261: cooling device

3: Gas humidification device

4: Gas extraction device

5: Hydrogen detection unit

6: Adsorption device

7: Treated water collection device

Fig. 1 is a schematic diagram of the hydrogen treatment system of the present invention.

Fig. 2 is an implementation schematic diagram of the hydrogen treatment system of the present invention.

Figure 3 is the second schematic diagram of the implementation of the hydrogen treatment system of the present invention.

Fig. 4 is the third schematic diagram of the implementation of the hydrogen treatment system of the present invention.

The above-mentioned purpose of the present invention and its structural and functional characteristics will be described based on the preferred embodiments of the accompanying drawings.

In the following, for the composition and technical content of the hydrogen treatment system of the present invention, various applicable examples are listed and described in detail with reference to the accompanying drawings; however, the present invention is certainly not limited to the listed embodiments, drawings or detailed descriptions.

Furthermore, those who are familiar with this technology should also understand that the listed embodiments and the accompanying drawings are only for reference and illustration, and are not used to limit the present invention; inventions that can be easily implemented based on the modifications or changes based on the records are also considered to be within the scope of the spirit and intent of the present invention, and of course these inventions are also included in the scope of the patent application of the present invention.

In addition, the directional terms mentioned in the following embodiments, such as "upper", "lower", "left", "right", "front", "rear", etc., are only referring to the directions attached to the drawings. Therefore, the used directional terms are used to illustrate rather than limit the present invention; moreover, in the following embodiments, the same or similar components will use the same or similar component numbers.

First of all, please refer to shown in Fig. 1, which is a schematic diagram of the hydrogen treatment system of the present invention, as can be clearly seen from the figure, wherein the hydrogen treatment system 1 includes a gas treatment device 2, a gas humidification device 3 and a gas extraction device 4.

Wherein said gas treatment device 2 has an air inlet channel 21, a gas treatment channel 22 and a gas outlet channel 23, the air inlet channel 21 is connected to the gas treatment channel 22, and the gas treatment channel 22 is connected to the gas outlet channel 23, so that the air inlet channel 21 is connected to the gas outlet channel 23, and at least one catalyst module 221 is arranged in the gas treatment channel 22, and the catalyst module 221 is a platinum catalyst, and the catalyst module The group 221 can be coating molding or filling molding, and the catalyst module 221 can also be a nanoscale platinum catalyst. In addition, the gas processing device 2 is further provided with a first spacer 24 and a second spacer 25. The first spacer 24 is relatively arranged on the upper side of the gas processing channel 22 and attached to the catalyst module 221, and the second spacer 25 is relatively arranged on the lower side of the gas processing channel 22 and attached to the catalyst module 221, and the first spacer 24 is It can be one of the plate body or metal plate of heat dissipation material process or heat dissipation plate or graphite process, and the second interlayer 25 can be one of the plate body of heat dissipation material process or heat dissipation plate or graphite process plate or metal plate, and at least one cooling channel 26 is further arranged in the gas processing device 2, wherein the cooling channel 26 is filled with cooling liquid and there are two places in this embodiment, one of which is formed on the upper side of the first interlayer 24, and the other cooling channel 26 is formed on the second The lower side of the interlayer 25, and the two cooling passages 26 can be connected to each other or not connected to each other. In this embodiment, they are connected to each other.

Wherein the gas humidifier 3 includes spray type, film type or bubble type humidifiers, but is not limited to these three humidification methods, as long as the device that can humidify the gas is within the scope of protection of this case, and the gas humidifier 3 is arranged at the position of the air inlet passage 21, so that the air inlet passage 21 communicates with the gas humidifier 3.

Wherein the gas extraction device 4 is an air extraction pump, and the gas extraction device 4 can be arranged at the position of the gas outlet channel 23 or the inlet channel 21, so that the gas extraction device 4 is connected to the gas processing channel 22, and in this embodiment, the gas extraction device 4 is arranged at the gas outlet channel 23 as an embodiment.

Please refer to Figure 2 again, which is a schematic diagram of the implementation of the hydrogen treatment system of the present invention. The following examples are examples of applications in confined spaces. The use of non-confined spaces is only a difference in application scenarios. The hydrogen treatment system 1 is set in a closed space with hydrogen leakage, and the air in the closed space is hydrogen-containing air. When the hydrogen treatment system 1 is used, the gas is turned on. Body extracting device 4, when the gas extracting device 4 is opened, the gas processing channel 22 and the intake channel 21 will be pumped, so that the hydrogen-containing air outside the hydrogen processing system 1 will enter the intake channel 21, and the hydrogen-containing air entering the intake channel 21 will first pass through the gas humidification device 3, and the gas humidification device 3 will humidify the hydrogen-containing air, so that the hydrogen-containing air is in a safe state, and the humidified hydrogen-containing air enters the catalyst module of the gas processing channel 22 through the intake channel 21 221, the catalyst module 221 performs a chemical reaction of catalytic oxidation on the humidified hydrogen-containing air, so that the hydrogen concentration in the hydrogen-containing air is reduced, and at the same time, the high temperature generated by the chemical reaction of the hydrogen-containing air in the catalytic oxidation can be cooled through the cooling liquid in the cooling channel 26, so that the hydrogen treatment system 1 is at a safe working temperature, and the gas extraction device 4 continues to pump air and sends the hydrogen-containing air that has passed through the catalyst module 221 and has a reduced hydrogen concentration to the outlet channel 23 and discharged back Closed space, in order to reduce the concentration of hydrogen gas in the closed space, and then achieve the effect of reducing the concentration of hydrogen gas in the closed space to avoid the danger caused by hydrogen gas.

Please refer to Figure 3 again, which is the implementation schematic diagram of the hydrogen processing system of the present invention II. The following example is an implementation mode applied to a confined space. The use in a non-confined space is only due to the difference in application scenarios. The hydrogen processing system 1 further includes a hydrogen detection unit 5. The hydrogen detection unit 5 is electrically connected to the gas extraction device 4, and the cooling channel 26 is connected to a heat sink 261. The unit 5 detects the hydrogen concentration in the enclosed space. When the hydrogen concentration in the enclosed space is higher than the set standard value, the hydrogen detection unit 5 activates the gas extraction device 4. When the gas extraction device 4 is opened, the gas processing passage 22 and the intake passage 21 are pumped, so that the hydrogen-containing air outside the hydrogen treatment system 1 enters the intake passage 21 and is humidified by the gas humidification device 3. The catalyst module 221 catalyzes and oxidizes the humidified hydrogen-containing air. chemical reaction, so that the hydrogen concentration in the hydrogen-containing air is reduced, and the cooling liquid in the cooling channel 26 continues to reduce its work through the cooling device 261 temperature, so that the hydrogen processing system 1 is at a safe working temperature, and the gas extraction device 4 continues to pump air and sends the hydrogen-containing air that passes through the catalyst module 221 and has a reduced hydrogen concentration to the gas outlet channel 23 and discharges it back to the closed space, so as to reduce the hydrogen concentration in the closed space, thereby achieving the effect of reducing the hydrogen concentration in the closed space to avoid danger caused by hydrogen.

Please refer to Fig. 4 again, which is the third implementation schematic diagram of the hydrogen treatment system of the present invention, wherein the hydrogen treatment system 1 further includes an adsorption device 6 and a treated water collection device 7, the adsorption device 6 is connected to the gas humidification device 3, and the treated water collection device 7 is connected to the gas extraction device 4, and the gas extraction device 4 starts to extract hydrogen-containing air, and the hydrogen-containing air passes through the adsorption device 6 and is adsorbed by the adsorption device 6. The hydrogen air passes through the gas humidifying device 3 and the catalyst module 221. The gas humidifying device 3 humidifies the hydrogen-containing air. After the humidification, the hydrogen-containing air is catalyzed by the catalyst module 221 to oxidize the hydrogen and the gas is discharged through the gas extraction device 4. The water converted from the humidified hydrogen-containing air by the catalyst module 221 is collected by the treated water collection device 7 to reduce the hydrogen concentration.

The present invention has been described in detail above, but the above is only a preferred embodiment of the present invention, and should not limit the scope of the present invention, that is, all equivalent changes and modifications made according to the scope of application of the present invention should still belong to the scope of patent coverage of the present invention.

1: Hydrogen treatment system

2: Gas treatment device

21: Intake channel

22: Gas processing channel

221: Catalyst module

23: Outlet channel

24: The first compartment

25: second compartment

26: cooling channel

3: Gas humidification device

4: Gas extraction device

Claims (8)

A hydrogen processing system, comprising: a gas processing device, the gas processing device has an inlet channel, a gas processing channel and a gas outlet channel connected to each other, the gas processing channel is provided with at least one catalyst module, and the gas processing device is provided with a first partition and a second partition to attach the catalyst module, and the gas processing device is further provided with at least one cooling channel on the opposite side of the catalyst module between the first partition and the second partition; a gas humidifier, the gas humidification device is arranged on the intake air and a gas extraction device, the gas extraction device communicates with the gas processing channel, and when the gas extraction device is activated, it extracts hydrogen-containing air and enters the gas channel, and the hydrogen-containing air first passes through the gas humidification device, and the gas humidification device humidifies the hydrogen-containing air, so that the hydrogen-containing air is in a safe state, and the humidified hydrogen-containing air enters the catalyst module of the gas processing channel through the intake channel, and the hydrogen in the humidified hydrogen-containing air is catalyzed by the catalyst module and discharged, In order to reduce the hydrogen concentration in the air, the catalyst module is a platinum catalyst or a nanoscale platinum catalyst. The hydrogen processing system according to claim 1, wherein one or both of the first spacer and the second spacer can be a heat dissipation material, a heat dissipation plate or a metal plate. The hydrogen processing system according to claim 1, wherein one or both of the first interlayer and the second interlayer can be one of heat dissipation materials or graphite-processed plates. The hydrogen processing system as described in claim 1, wherein the gas extraction device is arranged at the position of the gas outlet channel, and when the gas extraction device is activated, the hydrogen-containing air is extracted, and the hydrogen-containing air passes through the gas humidification device and the catalyst module, and the gas humidification device adds hydrogen to the hydrogen-containing air. After humidification, the hydrogen-containing air is catalyzed and oxidized by the catalyst module and discharged through the gas extraction device. The hydrogen processing system according to claim 1, wherein the cooling channel is filled with cooling liquid, and the cooling channel is connected with a heat sink. The hydrogen processing system as described in claim 1 further includes a hydrogen detection unit electrically connected to the gas extraction device. The hydrogen treatment system as described in Claim 5 further includes an adsorption device, the adsorption device is connected to the gas humidification device, and when the gas extraction device starts, it extracts hydrogen-containing air, and the hydrogen-containing air passes through the adsorption device and is adsorbed by the adsorption device to absorb hydrogen sulfide in the hydrogen-containing air, and then sends the hydrogen-containing air to the gas humidification device, and the hydrogen-containing air passes through the gas humidification device and the catalyst module, and the gas humidification device humidifies the hydrogen-containing air. The gas extraction device is exhausted. The hydrogen treatment system as described in claim 1 further includes a treated water collection device, which is connected to the gas extraction device.

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