阅读说明：本技术 一种废水制氢装置 (Waste water hydrogen production device ) 是由 闫巍 于 2019-10-10 设计创作，主要内容包括：本发明公开了一种废水制氢装置,废水储罐与反应部件相连,阴极和阳极分别设置在第一反应室和第二反应室中,分隔网设置在第一反应室和第二反应室之间,质子交换膜设置在分隔网之间,反应部件与电源电性连接,第一气液分离装置与第一反应室相连,第二气液分离装置与第二反应室相连,氢气收集器与阴极所在的反应室相连。通过上述方式,本发明的废水制氢装置,结构简单,适应性广,能够进行大规模的应用,不仅能够收集氢气进行应用,还能够对废水进行处理,能够废水重新利用,有效保护环境。(The invention discloses a wastewater hydrogen production device, wherein a wastewater storage tank is connected with a reaction part, a cathode and an anode are respectively arranged in a first reaction chamber and a second reaction chamber, a separation net is arranged between the first reaction chamber and the second reaction chamber, a proton exchange membrane is arranged between the separation nets, the reaction part is electrically connected with a power supply, a first gas-liquid separation device is connected with the first reaction chamber, a second gas-liquid separation device is connected with the second reaction chamber, and a hydrogen collector is connected with the reaction chamber where the cathode is positioned. Through the mode, the wastewater hydrogen production device disclosed by the invention is simple in structure, wide in adaptability and capable of being applied in a large scale, not only can collect hydrogen for application, but also can treat wastewater, can reuse the wastewater and effectively protects the environment.)

1. A wastewater hydrogen production device is characterized by comprising a wastewater storage tank, a reaction part, a power supply, a first gas-liquid separation device, a second gas-liquid separation device and a hydrogen collector, the wastewater storage tank is connected with the reaction component, the reaction component comprises a first reaction chamber, a second reaction chamber, a cathode, an anode, a separation net and a proton exchange membrane, the cathode and the anode are respectively disposed in the first reaction chamber and the second reaction chamber, the separation net is arranged between the first reaction chamber and the second reaction chamber, the proton exchange membrane is arranged between the separation nets, the reaction part is electrically connected with the power supply, the first gas-liquid separation device is connected with the first reaction chamber, the second gas-liquid separation device is connected with the second reaction chamber, and the hydrogen collector is connected with the reaction chamber where the cathode is located.

2. The apparatus for producing hydrogen from wastewater as claimed in claim 1, further comprising a circulation pump disposed on a connection pipe between the wastewater storage tank and the reaction part.

3. the apparatus for producing hydrogen from wastewater as claimed in claim 1, wherein the first liquid inlet is disposed at the upper part of the first reaction chamber, and the second liquid inlet is disposed at the upper part of the second reaction chamber.

4. The apparatus for producing hydrogen from wastewater as claimed in claim 1, wherein the first reaction chamber is provided with a first liquid outlet at the lower part thereof, and the second reaction chamber is provided with a second liquid outlet at the lower part thereof.

5. The apparatus for producing hydrogen from wastewater as claimed in claim 1, wherein the distance between the cathode and the separation net is 1-2cm, and the distance between the anode and the separation net is 1-2 cm.

6. The wastewater hydrogen plant of claim 1, further comprising a sealing ring disposed around the proton exchange membrane.

7. The apparatus for producing hydrogen from wastewater as claimed in claim 1, wherein the cathode is fixedly disposed on the upper wall or the lower wall of the first reaction chamber or the second reaction chamber.

8. The apparatus for producing hydrogen from wastewater as claimed in claim 1, wherein the anode is fixedly disposed on the upper wall or the lower wall of the first reaction chamber or the second reaction chamber.

9. The apparatus for producing hydrogen from wastewater as claimed in claim 1, wherein the first gas-liquid separation device and the second gas-liquid separation device are connected to the wastewater storage tank.

10. The apparatus for producing hydrogen from wastewater according to claim 1, wherein the wastewater in the wastewater storage tank is urea-containing wastewater, ammonia-nitrogen-containing wastewater, and human and animal urine wastewater.

Technical Field

The invention relates to the field of wastewater recycling, in particular to a wastewater hydrogen production device.

Background

At normal temperature and pressure, hydrogen is a gas which is extremely easy to burn, colorless, transparent, odorless and tasteless and is difficult to dissolve in water. The hydrogen can be widely applied as filling gas of airship and hydrogen balloon, the hydrogen is the substance with the minimum relative molecular mass and is mainly used as a reducing agent, and the hydrogen can also be widely used in cracking reaction and ammonia production in the petrochemical industry. With the rapid development of economy, the amount of industrial wastewater is more and more huge, and the direct discharge of the industrial wastewater into the environment causes serious environmental pollution, so that the industrial wastewater needs to be subjected to water treatment.

Disclosure of Invention

The invention mainly solves the technical problem of providing the wastewater hydrogen production device with good use effect.

In order to solve the technical problems, the invention adopts a technical scheme that: provides a wastewater hydrogen production device, which comprises a wastewater storage tank, a reaction part, a power supply, a first gas-liquid separation device, a second gas-liquid separation device and a hydrogen collector, the wastewater storage tank is connected with the reaction component, the reaction component comprises a first reaction chamber, a second reaction chamber, a cathode, an anode, a separation net and a proton exchange membrane, the cathode and the anode are respectively disposed in the first reaction chamber and the second reaction chamber, the separation net is arranged between the first reaction chamber and the second reaction chamber, the proton exchange membrane is arranged between the separation nets, the reaction part is electrically connected with the power supply, the first gas-liquid separation device is connected with the first reaction chamber, the second gas-liquid separation device is connected with the second reaction chamber, and the hydrogen collector is connected with the reaction chamber where the cathode is located.

in a preferred embodiment of the present invention, the wastewater hydrogen production apparatus further comprises a circulation pump disposed on a connection pipe between the wastewater storage tank and the reaction unit.

In a preferred embodiment of the present invention, a first liquid inlet is disposed at an upper portion of the first reaction chamber, and a second liquid inlet is disposed at an upper portion of the second reaction chamber.

In a preferred embodiment of the present invention, a first liquid outlet is disposed at a lower portion of the first reaction chamber, and a second liquid outlet is disposed at a lower portion of the second reaction chamber.

In a preferred embodiment of the invention, the distance between the cathode and the separation net is 1-2cm, and the distance between the anode and the separation net is 1-2 cm.

In a preferred embodiment of the present invention, the wastewater hydrogen production apparatus further comprises a sealing ring, and the sealing ring is disposed around the proton exchange membrane.

In a preferred embodiment of the present invention, the cathode is fixedly disposed on an upper wall or a lower wall of the first reaction chamber or the second reaction chamber.

In a preferred embodiment of the present invention, the anode is fixedly disposed on an upper wall or a lower wall of the first reaction chamber or the second reaction chamber.

In a preferred embodiment of the present invention, the first gas-liquid separation device and the second gas-liquid separation device are connected to the wastewater storage tank.

In a preferred embodiment of the present invention, the wastewater in the wastewater storage tank is urea-containing wastewater, ammonia-nitrogen-containing wastewater, and human and animal urine wastewater.

The invention has the beneficial effects that: the wastewater hydrogen production device disclosed by the invention is simple in structure and wide in adaptability, can be applied in a large scale, can collect hydrogen for application, can treat wastewater, can reuse the wastewater, and effectively protects the environment.

drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without inventive efforts, wherein:

FIG. 1 is a schematic structural diagram of a preferred embodiment of the apparatus for producing hydrogen from wastewater according to the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1, a hydrogen production apparatus from waste water is provided, which includes a waste water storage tank 1, a circulation pump 2, a reaction unit 3, a power supply 4, a first gas-liquid separation device 5, a second gas-liquid separation device 6, a hydrogen collector, and a water collector. The waste water storage tank 1 is connected with the reaction part 3, and the circulating pump 2 is arranged on a connecting pipeline of the waste water storage tank 1 and the reaction part 3. Other pumps are also possible, the circulation pump 2 or other pumps being able to convey the waste water in the waste water tank 1 into the reaction part 3. Waste water is stored in the waste water storage tank 1, and the waste water storage tank 1 can be connected with a device for discharging waste water.

The reaction part 3 comprises a first reaction chamber 7, a second reaction chamber 8, a cathode 9, an anode 10, a separation net 11, a proton exchange membrane 12 and a sealing ring. The cathode 9 and the anode 10 are respectively disposed in the first reaction chamber 7 and the second reaction chamber 8, and in the present invention, the cathode 9 is disposed in the second reaction chamber 8 and the anode 10 is disposed in the first reaction chamber 7. The upper part of the first reaction chamber 7 is provided with a first liquid inlet 13, and the upper part of the second reaction chamber 8 is provided with a second liquid inlet 14. The waste water flows into a pipeline from the waste water storage tank 1, and is divided into two pipelines on the reaction part 3, wherein one part of the waste water flows into the first reaction chamber 7 from the first liquid inlet 13, and the other part of the waste water flows into the second reaction chamber 8 from the second liquid inlet 14.

The separation net 11 is arranged between the first reaction chamber 7 and the second reaction chamber 8, the proton exchange membrane 12 is arranged between the separation nets 11, and the proton exchange membrane 12 is fixed on the separation net 1 through screws. A sealing ring is arranged around the proton exchange membrane 12, and the sealing ring has a sealing effect on the periphery of the proton exchange membrane 12, so that the substance between the first reaction chamber 7 and the second reaction chamber 8 can only pass through the proton exchange membrane 12. Proton exchange membrane 12 is the dupont proton exchange membrane available on the market, proton exchange membrane 12 not only has the separation effect, still has the effect of conduction proton, and is convenient first reaction chamber 7 with carry out the exchange of hydrogen ion and hydroxyl ion between second reaction chamber 8, other ions can't pass through, keep first reaction chamber 7 with the ionic balance of second reaction chamber 8.

The reaction part 3 is electrically connected to the power source 4, that is, the anode 10 in the first reaction chamber 7 is connected to the positive electrode of the power source 4, and the cathode 9 in the second reaction chamber 8 is connected to the negative electrode of the power source 4. The distance between the cathode 9 and the separation net 11 is 1-2cm, and the distance between the anode 10 and the separation net 11 is 1-2cm, so that the electrolysis process can be better carried out. The cathode 9 is fixedly arranged on the upper wall or the lower wall of the second reaction chamber 8, and the anode 10 is fixedly arranged on the upper wall or the lower wall of the first reaction chamber 7.

A first liquid outlet is arranged at the lower part of the first reaction chamber 7, and a second liquid outlet is arranged at the lower part of the second reaction chamber 8. The first gas-liquid separation device 5 is connected with a first liquid outlet of the first reaction chamber 7, and the second gas-liquid separation device 6 is connected with a second liquid outlet of the second reaction chamber 8. The first reaction chamber 7 has a mixture of water, oxygen and other gases flowing into the first gas-liquid separation device 5, the first gas-liquid separation device 5 separates water and gases, and the gases are discharged from the first exhaust port 15. There are also other gases flowing out of the first reaction chamber 7, because of the impurities in the waste water. The mixture of water and hydrogen gas in the second reaction chamber 8 flows into the second gas-liquid separation device 6, and the gas is discharged from the second gas outlet 16 to the hydrogen gas collector for collection.

The first gas-liquid separation device 5 and the second gas-liquid separation device 6 are connected with the wastewater storage tank 1, meanwhile, the first gas-liquid separation device 5 and the second gas-liquid separation device 6 can also be connected with a water collector, and the flow direction of water can be controlled through a switch valve.

The working process of the wastewater hydrogen production device is as follows: when the wastewater hydrogen production device is pneumatic, the adjusted wastewater in the wastewater storage tank is pumped into the reaction part by the circulating water pump, the wastewater returns to the wastewater storage tank through the gas-liquid separation device, and after 2-3 times of circulation, the wastewater can fully enter the whole device, so that the subsequent treatment is facilitated. The power supply connected with the reaction part is started, and the voltage is 0.4-1.2V. The hydrogen generated by the cathode passes through a gas-liquid separation device to separate liquid from the hydrogen, the hydrogen is collected, the gas generated by the anode is separated out through the gas-liquid separation device, and the waste water is urea waste water and human and animal urine.

The invention has the beneficial effects that:

The wastewater hydrogen production device is simple in structure, wide in adaptability and capable of being applied in a large scale;

The wastewater hydrogen production device can collect hydrogen for application, can treat wastewater, can reuse the wastewater, and effectively protects the environment.

The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by the present specification, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.