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CN-121974443-A - Solar sewage system

CN121974443ACN 121974443 ACN121974443 ACN 121974443ACN-121974443-A

Abstract

The invention relates to the technical field of sewage treatment and discloses a solar sewage system which comprises a reactor, a photo-thermal assembly, a photo-catalytic assembly and an electrolysis assembly, wherein a cavity is formed in the reactor, a water outlet is formed in the reactor, the photo-thermal assembly is arranged at the top of the reactor and is communicated with the interior of the reactor, a water inlet is formed in the photo-thermal assembly, the photo-catalytic assembly is arranged in the photo-thermal assembly, the electrolysis assembly is arranged in the reactor, and the photo-thermal assembly is connected with the photo-catalytic assembly and the electrolysis assembly.

Inventors

  • JI XIAONAN
  • GUO YALI

Assignees

  • 上海勘测设计研究院有限公司

Dates

Publication Date
20260505
Application Date
20260202

Claims (10)

  1. 1. A solar sewage system, comprising: The reactor (1), the inside of the reactor (1) is a cavity, and a water outlet (101) is arranged on the reactor (1); the photo-thermal assembly (2), the photo-thermal assembly (2) is arranged at the top of the reactor (1), the photo-thermal assembly (2) is communicated with the interior of the reactor (1), and a water inlet (201) is formed in the photo-thermal assembly (2); A photocatalytic assembly (3), the photocatalytic assembly (3) being arranged inside the photothermal assembly (2); The electrolysis assembly (4), the electrolysis assembly (4) is arranged inside the reactor (1), and the photo-thermal assembly (2) is connected with the photo-catalytic assembly (3) and the electrolysis assembly (4).
  2. 2. Solar sewage system according to claim 1, characterized in that said photo-thermal assembly (2) comprises: The heat collector (202), the heat collector (202) is arranged at the top of the reactor (1), and the photocatalysis component (3) is arranged inside the heat collector (202); And the heat energy recovery device (203), the heat energy recovery device (203) is arranged in the reactor (1), and the heat energy recovery device (203) is connected with the heat collector (202).
  3. 3. The solar sewage system according to claim 2, wherein the thermal energy recovery device (203) comprises: a heat exchanger disposed within the reactor (1); and a circulation pump connected to the heat exchanger and the heat collector (202).
  4. 4. Solar sewage system according to claim 1, characterized in that said photocatalytic assembly (3) comprises: a photocatalyst, which is arranged on the inner wall of the photo-thermal assembly (2); -a light source (301), the light source (301) being arranged inside the photo-thermal assembly (2).
  5. 5. Solar sewage system according to claim 1, characterized in that said electrolysis assembly (4) comprises: An electrode assembly (401), the electrode assembly (401) being disposed within the reactor (1), the electrode assembly (401) being electrically connected to the photocatalytic assembly (3).
  6. 6. The solar sewage system of claim 1, further comprising: the photovoltaic module (5), photovoltaic module (5) set up outside reactor (1), photovoltaic module (5) with electrolytic module (4) with photocatalysis subassembly (3) electricity is connected.
  7. 7. The solar sewage system of claim 6, further comprising: The control assembly (6), control assembly (6) with light and heat subassembly (2), photocatalysis subassembly (3), electrolysis subassembly (4) with photovoltaic module (5) signal connection.
  8. 8. The solar sewage system of claim 6, further comprising: The energy management assembly is in signal connection with the photo-thermal assembly (2), the photo-catalytic assembly (3), the electrolysis assembly (4) and the photovoltaic assembly (5).
  9. 9. The solar sewage system of claim 8, wherein the energy management assembly comprises: The energy storage unit is connected with the photovoltaic module (5); And the distribution unit is connected with the energy storage unit and the electrolysis assembly (4).
  10. 10. Solar sewage system according to claim 7, characterized in that said control assembly (6) comprises: the water quality monitoring module (601), wherein the water quality monitoring module (601) is arranged in the photo-thermal assembly (2); a flow meter (602), the flow meter (602) being disposed in the photo-thermal assembly (2); A temperature sensor (603), the temperature sensor (603) being arranged in the photo-thermal assembly (2); A light intensity sensor (605), the light intensity sensor (605) being disposed in the photo-thermal assembly (2); -a current density sensor (604), the current density sensor (604) being arranged in the electrolysis assembly (4); The data processing unit (606), the data processing unit (606) is connected with the water quality monitoring module (601), the flowmeter (602), the temperature sensor (603), the current density sensor (604) and the light intensity sensor (605) in a signal mode.

Description

Solar sewage system Technical Field The invention relates to the technical field of sewage treatment, in particular to a solar sewage system. Background With the rapid development of industrial production, municipal wastewater treatment problems are increasingly prominent. The new pollutant is the pollutant which is controlled with emphasis, and has the characteristics of low concentration, high ecological risk, difficult degradation and the like. The conventional sewage treatment process is difficult to completely degrade new pollutants, so that the new pollutants easily enter the urban river through tail water of a sewage plant, thereby polluting river sediment and bringing high ecological risks. In the prior art, part of municipal sewage contains high-concentration new pollutants, and the common degradation technology of sewage plants is an advanced oxidation technology and mainly comprises an electrochemical oxidation technology, an ozone oxidation technology, a photocatalytic oxidation technology and the like. The electrochemical oxidation technology relies on electric energy, has high operation cost, is easy to generate harmful byproducts, has unsatisfactory treatment efficiency, and is difficult to meet the requirements of industrial production on environmental protection and sustainable development; the ozone oxidation technology needs to be arranged in front to generate ozone, needs higher energy consumption, has poor treatment effect on high-concentration and difficult-to-degrade organic wastewater, is difficult to be independently used as a degradation technology of new pollutants of municipal sewage, and is based on a photocatalyst to generate strong oxidizing substances under the illumination condition so as to realize degradation of the new pollutants, so that the photocatalytic oxidation technology is very dependent on the illumination condition. Disclosure of Invention In view of the above, the invention provides a solar sewage system to solve the problems of high sewage treatment energy consumption, poor treatment effect and high operation cost in the prior art. The invention provides a solar sewage system which comprises a reactor, a photo-thermal assembly, a photo-catalytic assembly and an electrolysis assembly, wherein a cavity is formed in the reactor, a water outlet is formed in the reactor, the photo-thermal assembly is arranged at the top of the reactor and is communicated with the interior of the reactor, a water inlet is formed in the photo-thermal assembly, the photo-catalytic assembly is arranged in the photo-thermal assembly, the electrolysis assembly is arranged in the reactor, and the photo-thermal assembly is connected with the photo-catalytic assembly and the electrolysis assembly. The invention has the beneficial effects that the solar energy is converted into heat energy by utilizing the photo-thermal assembly, the photo-catalytic assembly is utilized to generate strong oxidizing substances, the degradation of pollutants can be realized, electrons are directly led to the anode of the electrolysis assembly through the lead in the electron-hole pair generated by the photo-catalytic assembly, the holes participate in the oxidation reaction on the surface of the catalyst, and the solar energy is fully utilized in various forms, so that the high-efficiency utilization of energy sources is realized, the sewage treatment cost is reduced, and the sewage treatment effect is improved. In an alternative embodiment, the photo-thermal assembly comprises a heat collector and a heat energy recovery device, the heat collector is arranged at the top of the reactor, the photo-catalytic assembly is arranged inside the heat collector, the heat energy recovery device is arranged in the reactor, and the heat energy recovery device is connected with the heat collector. The heat collector disclosed by the invention has the beneficial effects that the solar energy is converted into heat energy, and the heat energy is conveyed to the heat energy recovery device for preheating sewage entering the reactor, so that the sewage treatment effect can be improved. In an alternative embodiment, the heat recovery device comprises a heat exchanger arranged in the reactor and a circulation pump connected to the heat exchanger and the heat collector. In an alternative embodiment, the photocatalytic assembly includes a photocatalyst disposed on an inner wall of the photothermal assembly and a light source disposed inside the photothermal assembly. The catalyst provided by the invention has the beneficial effects that the catalyst generates strong oxidizing substances under the irradiation of the light source, so that the degradation of pollutants can be realized. After being treated by the photocatalysis component, the sewage further enters the electrolysis component for treatment, so that the sewage treatment effect can be improved. In an alternative embodiment, the electrolysis assembly includes an electrode a