Photocatalysis-assisted hydrodynamic cavitation wastewater treatment system and method for degrading organic pollutants by photocatalysis-assisted hydrodynamic cavitation wastewater treatment system
Through photocatalytic-assisted hydrodynamic cavitation technology, combined with the high-speed water flow generated by photocatalysts and hydrodynamic cavitation, the problem of low efficiency in wastewater treatment of organic pollutants is solved, and efficient degradation effect is achieved, which is suitable for large-scale treatment.
CN120736614APending Publication Date: 2025-10-03SHENYANG INSTITUTE OF CHEMICAL TECHNOLOGY
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Patent Information
- Application Number
- CN202511227051.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- Filing Date
- 2025-08-29
- Publication Date
- 2025-10-03
AI Technical Summary
Technical Problem
Existing technologies are unable to efficiently, quickly and thoroughly treat large amounts of wastewater containing organic pollutants, especially antibiotic and dye pollutants, which pose environmental threats and health risks.
Method used
Combining photocatalysis and hydrodynamic cavitation technology, the organic pollutants in wastewater, including oxytetracycline hydrochloride and Congo red, are degraded by utilizing the high-speed water flow and shear force generated by photocatalysts and hydrodynamic cavitation under visible light irradiation.
Benefits of technology
It achieves efficient degradation of organic pollutants, with a degradation rate of up to 91.2%-97.6%. The equipment is easy to build, low-cost, and suitable for large-scale treatment.
✦ Generated by Eureka AI based on patent content.
Abstract
The invention discloses a photocatalysis-assisted hydrodynamic cavitation wastewater treatment system and a method for degrading organic pollutants by using the same, and relates to a wastewater treatment system and a method for degrading the organic pollutants by using the same, and the method adopts a scheme of combining a ZnO photocatalyst and a hydrodynamic cavitation technology and comprises the following steps: adding ZnO photocatalyst powder prepared by a hydrothermal method into a reaction tank; the device is combined with a hydrodynamic cavitation device. An application technical method for degrading wastewater comprises the following steps: putting wastewater containing organic pollutants into a reaction tank, adjusting a pressure gauge, putting a ZnO photocatalyst into the reaction tank, mounting a 300W xenon lamp above the center of the reaction tank, ensuring that the center of the xenon lamp coincides with the center of the reaction tank, starting a gear pump to start a test, and circulating the test for 100 minutes. The equipment disclosed by the invention is easy to construct, simple to operate, low in energy consumption, environment-friendly, obvious in degradation effect and suitable for large-scale treatment of organic pollutants in wastewater.
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