CN218561635U - Solar-driven microbial electrolysis hydrogen production synchronous organic sewage treatment system - Google Patents
Solar-driven microbial electrolysis hydrogen production synchronous organic sewage treatment system Download PDFInfo
- Publication number
- CN218561635U CN218561635U CN202221225049.3U CN202221225049U CN218561635U CN 218561635 U CN218561635 U CN 218561635U CN 202221225049 U CN202221225049 U CN 202221225049U CN 218561635 U CN218561635 U CN 218561635U
- Authority
- CN
- China
- Prior art keywords
- unit
- solar
- hydrogen production
- microbial electrolysis
- hydrogen
- 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.)
- Active
Links
Images
Classifications
-
- 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
- Y02P20/133—Renewable energy sources, e.g. sunlight
Abstract
The utility model provides a solar-driven microbial electrolysis hydrogen production synchronous organic sewage treatment system, which comprises a solar power generation unit, an electrochemical cell unit, a microbial electrolysis cell hydrogen production unit, an organic wastewater supply unit and a control unit; the utility model discloses utilize solar power generation unit to form photovoltaic power generation direct current and supply with microorganism electrolytic cell hydrogen manufacturing unit, utilize organic pollutant to produce hydrogen under the electricity generation microorganism effect, start the wave resistance nature that optimal control improved hydrogen manufacturing system through microorganism electrolytic cell hydrogen manufacturing unit, regulate and control microorganism electrolytic cell hydrogen manufacturing unit through the control unit and operate at reasonable operating mode. The utility model discloses avoided loaded down with trivial details contravariant of photovoltaic array and vary voltage equipment, direct with volatility and intermittent type nature electric energy transformation hydrogen energy, organic pollutant in the sewage will be degraded in step, possesses the beneficial effect that high-efficient energy storage carries out water treatment simultaneously.
Description
Technical Field
The utility model belongs to the technical field of renewable energy, especially, relate to a synchronous organic sewage treatment system of solar drive microbial electrolysis hydrogen manufacturing.
Background
The hydrogen energy is clean energy, and the development of the hydrogen energy has important significance under the background of carbon emission reduction and fossil energy crisis. At present, hydrogen is mainly produced from fossil energy such as coal, natural gas and the like through chemical means such as catalytic cracking, gasification and the like, however, the process can generate a large amount of greenhouse gases, and the fossil energy is consumed and cannot be regenerated. Compared with the prior art, the method for preparing hydrogen by utilizing renewable energy is considered as the only hydrogen preparation way capable of sustainable development, and hydrogen preparation by utilizing renewable energy electric power water electrolysis and solar water electrolysis is commonly adopted at present, however, the water electrolysis method has large energy consumption, expensive equipment price and overhigh hydrogen preparation cost, and meanwhile, the problems of poor power fluctuation resistance, efficiency reduction and the like of the hydrogen preparation equipment due to renewable energy exist; the solar water-splitting method has the problems of low efficiency and low stability; therefore, the development of efficient and stable renewable energy hydrogen production technology is needed.
The microbial electrolytic cell hydrogen production is a novel low-energy-consumption hydrogen production technology, the electricity-producing microbes are utilized to oxidize organic matters to generate electrons and protons, the electrons and the protons are combined to generate hydrogen at a cathode by means of a tiny external voltage (0.2V-0.4V), and compared with the water electrolysis hydrogen production technology, the voltage between the cathode and the anode needs to be more than 1.4V, the microbial electrolytic cell technology realizes the production of hydrogen under low energy consumption; meanwhile, in the process, the electrogenesis microorganisms can utilize organic pollutants in the sewage as a substrate, so that the sewage is treated while hydrogen is produced. However, the existing microbial electrolysis hydrogen production system depends on stable direct current power supply, is not matched with the voltage and power of renewable energy power generation systems such as photovoltaic power generation systems, has the problems of reduced hydrogen production performance under fluctuating input power and the like, and is difficult to couple with the electricity of renewable energy sources.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a synchronous organic sewage treatment system of solar drive microbial electrolysis hydrogen manufacturing to the defect that exists in the current photovoltaic hydrogen manufacturing technique.
Therefore, the above purpose of the present invention is achieved by the following technical solutions:
the utility model provides a synchronous organic sewage treatment system of microbial electrolysis hydrogen production of solar drive which characterized in that: the solar-driven microbial electrolysis hydrogen production synchronous organic sewage treatment system comprises: the system comprises a solar power generation unit, an electrochemical cell unit, a microbial electrolytic cell hydrogen production unit, an organic wastewater supply unit and a control unit;
the anode and the cathode of the output end of the solar power generation unit are respectively connected with the anode and the cathode of the microbial electrolysis cell hydrogen production unit and are switched on or off through a breaker;
the anode and the cathode of the electrochemical cell unit are respectively connected with the anode and the cathode of the microbial electrolysis cell hydrogen production unit and are switched on or off through a breaker;
the solar power generation unit and the electrochemical cell unit are connected in parallel;
a hydrogen cleaning tank and a hydrogen storage tank are sequentially arranged on a pipeline downstream of a hydrogen production outlet of the microbial electrolysis cell hydrogen production unit;
the organic wastewater supply unit comprises a sewage tank, a sewage filter, a water inlet pump and a clean water tank which are sequentially arranged, and the organic wastewater supply unit provides wastewater containing organic matters into the microbial electrolysis cell hydrogen production unit through the water inlet pump.
When adopting above-mentioned technical scheme, the utility model discloses can adopt or make up and adopt following technical scheme:
as the utility model discloses a preferred technical scheme: the microbial electrolysis cell hydrogen production unit is formed by connecting K microbial electrolysis cell modules in series, each microbial electrolysis cell module comprises an anode region and a cathode region, anodes and cathodes are respectively arranged in the anode region and the cathode region, the anode region and the cathode region are separated through a diaphragm, a water inlet is formed in the bottom of the microbial electrolysis cell module, a water outlet and a gas collecting pipe are formed in the top of the microbial electrolysis cell module, and the gas collecting pipe is communicated with an inlet of a hydrogen cleaning tank.
As the utility model discloses an preferred technical scheme: the anode material in the microbial electrolysis cell module is a stainless steel mesh, the cathode material is foamed nickel, and the diaphragm material is a plastic filter screen.
As the utility model discloses an preferred technical scheme: the solar power generation unit is formed by an M multiplied by N solar panels into a solar panel array; the solar power generation unit is formed by connecting N solar panels in series to form a string, and M strings of solar cells are formed by connecting the solar panels in series and parallel.
As the utility model discloses an preferred technical scheme: m, N, K are integers, and the rated voltage of a single solar panel is U (V), then 0.8 n × U is woven from k woven from 2 × n × U.
The utility model provides a synchronous organic sewage treatment system of microbial electrolysis hydrogen production of solar drive, compared with the prior art, have following beneficial effect:
(1) And compare in traditional photovoltaic array power generation system, the utility model discloses used photovoltaic power generation system adopts direct current transmission, effectively reduces traditional photovoltaic array contravariant and step-up and step-down module, practices thrift the system investment, has avoided the electric energy quality control problem that the little electric wire netting of interchange exists.
(2) The utility model discloses a to photovoltaic power generation system design and control, realize directly supplying power to microbial electrolysis cell, help improving energy utilization efficiency, through the series connection of the single electrolytic cell of multimode for photovoltaic power generation system supply voltage matches with microbial electrolysis cell system demand voltage, through many photovoltaic group series-parallel, make photovoltaic power generation system power supply match with microbial electrolysis cell demand power, realize microbial electrolysis cell steady operation under reasonable operating mode through the control unit.
(3) The utility model discloses a microorganism is as the catalyst, need not use expensive noble metal catalyst, and the hydrogen energy consumption of producing simultaneously is low, and energy storage efficiency is high through start-up process design and system optimization to the microbial electrolysis pond, improves the adaptability of microbial electrolysis pond system to wave nature intermittent type nature input power for the supporting energy storage of photovoltaic power generation system can be applied to this system, compares in traditional electrolysis water hydrogen manufacturing energy storage technique, the utility model discloses a microorganism.
(4) And the cathode and the anode in the microbial electrolysis cell are separated by the diaphragm, so that short-circuit contact is avoided, a compact electrolytic cell structure is favorably adopted, the internal resistance of the electrolytic cell is reduced, and the hydrogen production efficiency of the microbial electrolysis cell is improved.
(5) The system simultaneously treats sewage in hydrogen production, and synchronous energy recovery and environmental management, green, whole process does not need outside power consumption, can work under the sunlight drive, turns into the hydrogen energy with solar energy, and when solar energy power generation was sufficient, usable electrochemical cell system was outwards exported the electric energy simultaneously.
Drawings
Fig. 1 is a structural diagram of a synchronous sewage treatment system for hydrogen production by a solar-driven microbial electrolysis cell.
Fig. 2 is a schematic structural diagram of a microbial electrolytic cell provided by the present invention.
Detailed Description
The invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
As shown in figure 1, the solar-driven microbial electrolysis cell hydrogen production synchronous organic sewage treatment system comprises a solar power generation unit, an electrochemical cell unit, a microbial electrolysis cell hydrogen production unit, an organic wastewater supply unit, a control unit and a connecting pipeline.
The solar power generation unit is formed by connecting N solar panels 1-1 in series to form a string, M strings of solar cells are formed by connecting the solar cells in series and in parallel, and the anode and the cathode of the output end of the solar power generation unit are respectively connected with the anode and the cathode of the microbial electrolysis cell hydrogen production unit;
the anode and the cathode of the electrochemical cell unit are simultaneously and respectively connected with the anode and the cathode of the microbial electrolysis cell hydrogen production unit to form parallel connection with the solar power generation unit, and the electrochemical cell unit can receive the instruction of the control unit to store electricity from the solar power generation unit or supply power for the operation of the microbial electrolysis cell hydrogen production unit;
the microbial electrolysis cell hydrogen production unit is formed by connecting K microbial electrolysis cell modules in series, each microbial electrolysis cell module comprises an anode region and a cathode region, and an anode 3-1 in the anode region enriches electrogenesis microbes 3-2 and can convert organic pollutants into CO 2 Simultaneously generating H + ，H + Combining the surface of the cathode 3-4 with electrons to generate hydrogen; the cathode and anode materials are separated by a diaphragm 3-3; the produced hydrogen is collected by the gas collecting pipe 3-5 and then is transmitted to the hydrogen cleaning tank 4-1 with alkaline cleaning liquid by a pipeline to remove CO in the produced gas 2 The hydrogen post-production gas is conveyed to a hydrogen storage tank 4-2 through a pipeline for storage;
the organic wastewater supply unit comprises a sewage tank 5-1, a sewage filter 5-2, a water inlet pump 5-3 and a clean water tank 5-4, wherein organic matter-containing wastewater passes through the sewage filter, supplies organic matters for electrogenesis microorganisms from a water inlet 3-6 of the microbial electrolysis tank, is oxidized by the microorganisms and then is collected into the clean water tank through a water outlet 3-7.
Wherein M, N, K are integers, the rated voltage of a single solar cell panel is U (V), and 0.8N × U are constructed from the woven fabrics K and 2 × N × U.
The anode material in the microbial electrolysis cell module is a stainless steel mesh, the cathode material is foamed nickel, and the diaphragm material is a plastic filter screen.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.
Claims (4)
1. The utility model provides a synchronous organic sewage treatment system of microbial electrolysis hydrogen production of solar drive which characterized in that: the solar-driven microbial electrolysis hydrogen production synchronous organic sewage treatment system comprises: the system comprises a solar power generation unit, an electrochemical cell unit, a microbial electrolytic cell hydrogen production unit, an organic wastewater supply unit and a control unit;
the anode and the cathode of the output end of the solar power generation unit are respectively connected with the anode and the cathode of the microbial electrolysis cell hydrogen production unit and are switched on or off through a breaker;
the anode and the cathode of the electrochemical cell unit are respectively connected with the anode and the cathode of the microbial electrolysis cell hydrogen production unit and are switched on or off through a breaker;
the solar power generation unit and the electrochemical cell unit are connected in parallel;
a hydrogen cleaning tank and a hydrogen storage tank are sequentially arranged on a pipeline downstream of a hydrogen production outlet of the microbial electrolysis cell hydrogen production unit;
the organic wastewater supply unit comprises a sewage tank, a sewage filter, a water inlet pump and a clean water tank which are sequentially arranged, and the organic wastewater supply unit supplies wastewater containing organic matters into the microbial electrolysis cell hydrogen production unit through the water inlet pump.
2. The solar-driven microbial electrolysis hydrogen production synchronous organic sewage treatment system according to claim 1, characterized in that: the microbial electrolysis cell hydrogen production unit is formed by connecting K microbial electrolysis cell modules in series, each microbial electrolysis cell module comprises an anode region and a cathode region, anodes and cathodes are respectively arranged in the anode region and the cathode region, the anode region and the cathode region are separated through a diaphragm, a water inlet is formed in the bottom of the microbial electrolysis cell module, a water outlet and a gas collecting pipe are formed in the top of the microbial electrolysis cell module, and the gas collecting pipe is communicated with an inlet of a hydrogen cleaning tank.
3. The solar-driven microbial electrolysis hydrogen production synchronous organic sewage treatment system according to claim 2, wherein: the anode material in the microbial electrolysis cell module is a stainless steel mesh, the cathode material is foamed nickel, and the diaphragm material is a plastic filter screen.
4. The solar-driven microbial-electrolysis hydrogen-production synchronous organic sewage treatment system according to claim 1, characterized in that: the solar power generation unit is formed by an M multiplied by N solar panels into a solar panel array; the solar power generation unit is formed by connecting N solar panels in series to form a string, and M strings of solar cells are connected in series and parallel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221225049.3U CN218561635U (en) | 2022-05-20 | 2022-05-20 | Solar-driven microbial electrolysis hydrogen production synchronous organic sewage treatment system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221225049.3U CN218561635U (en) | 2022-05-20 | 2022-05-20 | Solar-driven microbial electrolysis hydrogen production synchronous organic sewage treatment system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218561635U true CN218561635U (en) | 2023-03-03 |
Family
ID=85302164
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221225049.3U Active CN218561635U (en) | 2022-05-20 | 2022-05-20 | Solar-driven microbial electrolysis hydrogen production synchronous organic sewage treatment system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218561635U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115094431A (en) * | 2022-05-20 | 2022-09-23 | 中国电建集团华东勘测设计研究院有限公司 | Solar-driven microbial-electrolysis hydrogen-production synchronous organic sewage treatment system, control method and application |
-
2022
- 2022-05-20 CN CN202221225049.3U patent/CN218561635U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115094431A (en) * | 2022-05-20 | 2022-09-23 | 中国电建集团华东勘测设计研究院有限公司 | Solar-driven microbial-electrolysis hydrogen-production synchronous organic sewage treatment system, control method and application |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| Yang et al. | A review on self-sustainable microbial electrolysis cells for electro-biohydrogen production via coupling with carbon-neutral renewable energy technologies | |
| CN105024628A (en) | Energy complementation self power supply system and power supply method | |
| CN114395775A (en) | Closed clean energy hydrogen production energy storage system | |
| CN112993347A (en) | Energy device and power generation system based on solid oxide battery | |
| CN113913846A (en) | Water electrolysis hydrogen production oxygen generation reaction device | |
| CN218561635U (en) | Solar-driven microbial electrolysis hydrogen production synchronous organic sewage treatment system | |
| CN108486596A (en) | A kind of wind-powered electricity generation water electrolysis hydrogen production system | |
| CN109473702A (en) | A kind of solid oxide fuel cell exhaust treatment system and processing method | |
| Izadi et al. | Realizing full potential of bioelectrochemical and photoelectrochemical systems | |
| JP2021068532A (en) | Energy management system | |
| CN105811443A (en) | Peak shaving and load shifting power supply system and method based on methanol water reforming hydrogen generation power generation system | |
| CN204794809U (en) | Energy complementation is from power supply system | |
| KR20190066857A (en) | Apparatus for generating photovoltaic-hydrogen based small power and method for generating thereof | |
| CN208395286U (en) | A kind of wind-powered electricity generation water electrolysis hydrogen production system | |
| CN109672196A (en) | A kind of methanol waste water is used for wind power hydrogen production peak-frequency regulation system | |
| CN113151850A (en) | Efficient hydrogen production system | |
| CN113816472A (en) | Photovoltaic-driven water decomposition hydrogen production coupling urea pollutant purification device | |
| Li et al. | Sustainable energy ecosystem based on Power to X technology | |
| CN114032563A (en) | Wave energy power supply-based maritime solid oxide electrolytic cell co-electrolysis system | |
| CN209313450U (en) | A kind of methanol waste water is used for wind power hydrogen production peak-frequency regulation system | |
| CN114725428A (en) | Zero-carbon-emission solid oxide fuel cell and renewable energy source combined power generation system with ammonia gas as carrier | |
| CN110528017B (en) | Electrolytic hydrogen bubble column microbial electrosynthesis reactor and use method thereof | |
| CN113890091A (en) | Method for solving building photovoltaic consumption problem by utilizing hydrogen storage system | |
| CN215856362U (en) | Efficient hydrogen production system | |
| CN115094431A (en) | Solar-driven microbial-electrolysis hydrogen-production synchronous organic sewage treatment system, control method and application |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |