Multi-mode air surface discharge plasma water activating equipment and method

By employing a multi-mode air surface discharge device with intelligent control and alternating power supply strategies, the problem of the single discharge mode in existing plasma activated water equipment has been solved, enabling flexible generation and stable output of activated water, and improving the adaptability and efficiency of the equipment.

CN121948623APending Publication Date: 2026-05-01XI AN JIAOTONG UNIV
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Patent Information

Application Number
CN202610325304.8
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2026-03-17
Publication Date
2026-05-01

AI Technical Summary

Technical Problem

Existing plasma-activated water equipment has a single discharge mode, which makes it difficult to flexibly adapt to the different types, concentrations, and intensity of active ingredients required for different application scenarios. In addition, there is a problem that heat accumulation leads to a decrease in the efficiency of active substance generation.

Method used

A multi-mode air surface discharge device is adopted, including an intelligent control unit, an air supply unit, a plasma generation unit, and a gas-liquid mass transfer unit. By switching between low-power ozone mode and high-power nitrogen oxide mode, and by using alternating power supply and automatic switching based on temperature detection, different types of active substances are generated, avoiding heat accumulation.

Benefits of technology

It achieves flexible adaptability and stability of the equipment, and can generate different types of active substances according to needs, which improves the generation efficiency and quality of activated water, extends the equipment life, and is suitable for application scenarios with long-term stable output.

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Abstract

The invention discloses a multi-mode intelligent plasma activated water device and method, and belongs to the technical field of plasma activated water preparation. The equipment comprises an air supply unit, a plasma generation unit, a gas-liquid mass transfer unit and an intelligent control unit, the plasma generation unit comprises a plurality of surface dielectric barrier discharge plates which are arranged in parallel; and the intelligent control unit is configured to be switched to operate in two working states of a low-power ozone mode and a high-power nitrogen oxide mode. In the low-power ozone mode, the discharge plates alternately supply power and automatically switch when detecting that the temperature reaches a preset threshold value; and in a high-power nitrogen oxide mode, the discharge plate synchronously and continuously works. The multi-purpose machine is achieved through mode switching, overheating is effectively prevented and the service life is prolonged through alternate power supply in a low-power mode, efficient treatment is achieved in a high-power mode, the differentiated requirements of different scenes for activated water components are met, and the multi-purpose machine has the advantages of being flexible in operation, high in stability and high in intelligent degree.
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