Submerged ultrafiltration membrane detection device
By using a control unit, a gas source unit, and a pressure sensor in an immersion ultrafiltration membrane detection device, and utilizing the gas pressure difference to determine the membrane integrity, the problem of large photoelectric conversion detection error is solved, and high-precision membrane integrity detection is achieved.
CN116020277BActive Publication Date: 2026-06-26SHANGHAI ZHONGHAN DUKE PUMP MFG CO LTD
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Patent Information
- Application Number
- CN202310097606.0
- Authority / Receiving Office
- CN · China
- Patent Type
- Patents(China)
- Current Assignee / Owner
- Filing Date
- 2023-02-01
- Publication Date
- 2026-06-26
- Estimated Expiration
- 2043-02-01
AI Technical Summary
Technical Problem
In existing technologies, when detecting the integrity of submerged ultrafiltration membranes using photoelectric conversion detection devices, the detection error is large and the detection accuracy is low.
Method used
The detection device, consisting of a control unit, a gas source unit, and a pressure sensor, determines the integrity of the immersion ultrafiltration membrane by injecting air into it and measuring the pressure difference. The detection medium is a uniform gas, thus avoiding human error.
Benefits of technology
It improves the accuracy of submerged ultrafiltration membrane detection, reduces detection errors, and ensures the stability of process effluent water quality.
✦ Generated by Eureka AI based on patent content.
Abstract
The application provides an immersed ultrafiltration membrane detection device, which comprises a control unit, an air source unit, a pressure sensor and an air inlet pipeline; the air source unit is used for being connected with an air inlet end of the immersed ultrafiltration membrane; the pressure sensor is arranged on the air inlet pipeline; the air source unit and the pressure sensor are electrically connected with the control unit; the control unit is used for controlling the air source unit to be opened or closed; the pressure sensor is used for measuring a first pressure value and a second pressure value after a set time; the control unit is used for receiving the first pressure value and the second pressure value, calculating a difference value between the first pressure value and the second pressure value, and judging that the immersed ultrafiltration membrane is damaged when the difference value between the first pressure value and the second pressure value is greater than a set pressure difference value. The immersed ultrafiltration membrane detection device provided by the application has high measurement precision.
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