CN212375112U - Comprehensive energy system based on distributed sewage treatment system - Google Patents
Comprehensive energy system based on distributed sewage treatment system Download PDFInfo
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- CN212375112U CN212375112U CN202020336459.XU CN202020336459U CN212375112U CN 212375112 U CN212375112 U CN 212375112U CN 202020336459 U CN202020336459 U CN 202020336459U CN 212375112 U CN212375112 U CN 212375112U
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- sewage treatment
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/36—Hydrogen production from non-carbon containing sources, e.g. by water electrolysis
Abstract
The utility model relates to a comprehensive energy system based on a distributed sewage treatment system, which comprises a photovoltaic power supply system, a sewage treatment system, an electrolytic water system and a control system; the photovoltaic power supply system is connected with the sewage treatment system, the electrolytic water system and the control system; the sewage treatment system is connected with the electrolytic water system and the control system; the electrolytic water system is connected with the control system. The utility model discloses a distributed power generation system is the sewage treatment plant power supply, can alleviate resident's power consumption burden, under the condition of guaranteeing sewage treatment plant sewage treatment work normal operating, the at utmost reduces sewage treatment plant's power consumption cost.
Description
Technical Field
The utility model belongs to the technical field of sewage treatment, especially, relate to a comprehensive energy system based on distributed sewage treatment system.
Background
At present, the urban sewage treatment rate in China reaches over 90 percent, and the centralized sewage is effectively controlled basically. However, the areas which are not covered in the urban municipal pipe network coverage area and are located in suburbs or far away from towns, such as vacation villages, villas far away from city centers, scattered villages and towns, and the like, have the characteristics of small sewage amount, scattered production sources, large pollution amount and the like, and the generated sewage is not effectively treated, so that the environmental problems are increasingly prominent.
At present, the existing distributed sewage treatment modes with better application effects include septic tanks, oxidation ponds, artificial wetlands, contact oxidation methods, membrane bioreactors and a method combining various sewage treatment processes, mechanical equipment such as water pumps, air blowers and aeration machines and auxiliary mechanical equipment are needed in the treatment process, and a large amount of energy is consumed, so that electric energy is basic energy for normal operation of sewage treatment plants, power supply equipment is reasonably configured, and basic guarantee for saving construction basic investment and reducing operation cost under the condition of ensuring safe operation of the sewage treatment plants is provided.
Distributed photovoltaic power generation refers to a distributed power generation system which directly converts solar energy into electric energy by using photovoltaic modules, generates power on site, is used nearby, and can solve the problem of loss of electric power in boosting and long-distance transportation, but the distributed photovoltaic power generation system has high dependence on solar energy, is unstable in generated energy, has a light abandoning phenomenon, and has certain limitation.
The hydrogen energy is characterized by being clean and environment-friendly and suitable for future clean power supply and transportation, and provides a new solution for energy supply. The water electrolysis hydrogen production technology has the characteristics of high hydrogen purity, mature technology and device volume, is very suitable for preparing high-purity hydrogen with medium and small scale, and has the defect that the consumption of industrial electricity is large in the hydrogen production process, so that the price of the product hydrogen is high.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a comprehensive energy system based on distributed sewage treatment system adopts distributed power generation system for the sewage treatment plant power supply, alleviates resident's power consumption burden, under the condition of guaranteeing sewage treatment plant sewage treatment work normal operating, the at utmost reduces sewage treatment plant's power consumption cost.
The utility model provides a comprehensive energy system based on a distributed sewage treatment system, which comprises a photovoltaic power supply system, a sewage treatment system, an electrolytic water system and a control system;
the photovoltaic power supply system is connected with the sewage treatment system, the electrolytic water system and the control system; the sewage treatment system is connected with the electrolytic water system and the control system; the electrolytic water system is connected with the control system;
the photovoltaic power supply system is used for converting solar energy into electric energy by utilizing a photovoltaic module so as to supply electricity for equipment and domestic electricity of the sewage treatment system, and redundant electric energy is used for grid-connected sale or power supply for the electrolytic water system;
the sewage treatment system is used for using one part of the treated reclaimed water as plant domestic water supply and conveying the other part of the treated reclaimed water to the electrolytic water system;
the electrolytic water system is used for purifying the reclaimed water conveyed by the sewage treatment system, then obtaining hydrogen and oxygen through electrolysis, and conveying the oxygen to the sewage treatment system for a biological sewage treatment process in an oxygen enrichment link;
the control system is used for controlling the start/stop of the photovoltaic power generation system and regulating the output of electric energy, controlling the addition amount of a medicament of the sewage treatment system, the running state of equipment, the output of regenerated water and sludge, and controlling the start/stop of the electrolytic water system and the output of hydrogen and oxygen.
Further, the sewage treatment system comprises a water purifying tank, a medicine adding tank and a bioreactor.
Further, the electrolytic water system comprises a water purifier, a hydrogen storage tank and an oxygen storage tank.
Further, the system further comprises a pipe network, wherein the pipe network comprises a sewage pipeline, a regeneration water pipeline and a power grid, the sewage pipeline is connected with the sewage treatment system, the regeneration water pipeline is connected with the sewage treatment system and the electrolytic water system, and the power grid is connected with the photovoltaic power supply system.
By means of the scheme, the comprehensive energy system based on the distributed sewage treatment system has the following technical effects:
1) the distributed power generation system is adopted to supply power to the sewage treatment plant, so that the electricity consumption burden of residents is reduced, and the electricity consumption cost of the sewage treatment plant can be reduced to the maximum degree under the condition that the normal operation of sewage treatment work of the sewage treatment plant is ensured.
2) The redundant part can be sold in a grid-connected mode or used for hydrogen production, the prepared hydrogen is sold to generate income, and the oxygen is used for sewage treatment in the oxygen enrichment link.
3) The comprehensive energy system integrates and modularly designs all systems, can be produced in an assembling mode, and has the advantages of product standardization, small equipment volume, convenience in transportation, small occupied area, convenience in installation, quickness in debugging and low system failure rate.
The above description is only an overview of the technical solution of the present invention, and in order to make the technical means of the present invention clearer and can be implemented according to the content of the description, the following detailed description is made with reference to the preferred embodiments of the present invention and accompanying drawings.
Drawings
Fig. 1 is a schematic structural diagram of the integrated energy system based on the distributed sewage treatment system.
Detailed Description
The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
Referring to fig. 1, the embodiment provides a comprehensive energy system based on a distributed sewage treatment system, which includes a photovoltaic power supply system 1, a sewage treatment system 2, an electrolytic water system 3 and a control system 4;
the photovoltaic power supply system 1 is connected with the sewage treatment system 2, the electrolytic water system 3 and the control system 4; the sewage treatment system 2 is connected with the electrolytic water system 3 and the control system 4; the electrolytic water system 3 is connected with the control system 4;
the photovoltaic power supply system 1 is used for converting solar energy into electric energy by utilizing a photovoltaic module so as to supply electricity for equipment and domestic electricity of the sewage treatment system 2, and the redundant electric energy is used for grid-connected sale or supplying power for the electrolytic water system 3;
the sewage treatment system 2 is used for using one part of the treated reclaimed water as plant domestic water supply and conveying the other part of the treated reclaimed water to the electrolytic water system 3;
the electrolytic water system 3 is used for purifying the reclaimed water delivered by the sewage treatment system 2, then obtaining hydrogen and oxygen through electrolysis, and delivering the oxygen to the sewage treatment system 2 for the biological sewage treatment process in the oxygen enrichment link;
the control system 4 is used for controlling the start/stop of the photovoltaic power generation system 1 and regulating the output of electric energy, controlling the addition amount of a medicament, the running state of equipment, the output of regenerated water and sludge of the sewage treatment system 2, and controlling the start/stop of the electrolytic water system 3 and the output of hydrogen and oxygen.
The system is integrated equipment, a solar cell panel is installed on the surface of the equipment, solar energy is converted into electric energy by utilizing a photovoltaic module, the generated electricity provides electricity for equipment for sewage treatment and domestic electricity, and redundant parts can be sold in a grid-connected mode or used for hydrogen production. The integrated equipment system can be produced in an assembled mode and has the advantages of product standardization, small equipment volume, convenience in transportation, small occupied area, convenience and rapidness in installation, high debugging speed and low system failure rate.
In the embodiment, the sewage treatment system 2 comprises a water purifying tank, a medicine adding tank and a bioreactor. The sewage enters a water purifying tank, and is treated by physical, chemical and biological methods such as precipitation, dosing coagulation, a biological aerated filter and the like to meet the effluent index to obtain reclaimed water, wherein one part of the reclaimed water is used as the domestic water supply of a plant area, and the other part of the reclaimed water is conveyed to a water electrolysis hydrogen production system.
In the present embodiment, the electrolytic water system 3 includes a water purifier, a hydrogen tank, and an oxygen tank. The regenerated water enters the water purifier to obtain pure water, the pure water is electrolyzed in an electrolytic cell of the electrolytic water system to obtain hydrogen and oxygen, the hydrogen is stored in a hydrogen storage tank, and the oxygen is conveyed to the sewage treatment system through the oxygen storage tank for the biological sewage treatment process in the oxygen enrichment link. The start and stop of the water purifier and the electrolytic cell electrode plate are controlled by a control system.
In this embodiment, this system still includes the pipe network, and the pipe network includes sewage pipe, recycled water pipeline, electric wire netting, and sewage pipe is connected with sewage treatment system 2, and recycled water pipeline connects sewage treatment system 2 and water electrolysis system 3, and the electric wire netting is connected with photovoltaic power supply system 1.
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. A comprehensive energy system based on a distributed sewage treatment system is characterized by comprising a photovoltaic power supply system, a sewage treatment system, an electrolytic water system and a control system;
the photovoltaic power supply system is connected with the sewage treatment system, the electrolytic water system and the control system; the sewage treatment system is connected with the electrolytic water system and the control system; the electrolytic water system is connected with the control system;
the photovoltaic power supply system is used for converting solar energy into electric energy by utilizing a photovoltaic module so as to supply electricity for equipment and domestic electricity of the sewage treatment system, and redundant electric energy is used for grid-connected sale or power supply for the electrolytic water system;
the sewage treatment system is used for using one part of the treated reclaimed water as plant domestic water supply and conveying the other part of the treated reclaimed water to the electrolytic water system;
the electrolytic water system is used for purifying the reclaimed water conveyed by the sewage treatment system, then obtaining hydrogen and oxygen through electrolysis, and conveying the oxygen to the sewage treatment system for a biological sewage treatment process in an oxygen enrichment link;
the control system is used for controlling the start/stop of the photovoltaic power generation system and regulating the output of electric energy, controlling the addition amount of a medicament of the sewage treatment system, the running state of equipment, the output of regenerated water and sludge, and controlling the start/stop of the electrolytic water system and the output of hydrogen and oxygen.
2. The integrated energy system based on decentralized wastewater treatment system according to claim 1, wherein the wastewater treatment system comprises a clean water tank, a dosing tank, and a bioreactor.
3. The integrated energy system based on distributed sewage treatment system according to claim 1, wherein the electrolyzed water system comprises a water purifier, a hydrogen storage tank and an oxygen storage tank.
4. The decentralized sewage treatment system based integrated energy system according to claim 1, further comprising a pipe network, wherein the pipe network comprises a sewage pipeline, a regeneration water pipeline and an electric grid, the sewage pipeline is connected to the sewage treatment system, the regeneration water pipeline is connected to the sewage treatment system and an electrolytic water system, and the electric grid is connected to the photovoltaic power supply system.
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| CN202020336459.XU CN212375112U (en) | 2020-03-17 | 2020-03-17 | Comprehensive energy system based on distributed sewage treatment system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113415930A (en) * | 2021-05-17 | 2021-09-21 | 付琦 | Method for treating water and soil pollution by utilizing redundant electric energy of power grid through cooperative operation |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113415930A (en) * | 2021-05-17 | 2021-09-21 | 付琦 | Method for treating water and soil pollution by utilizing redundant electric energy of power grid through cooperative operation |
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