As the core part of the water treatment system, the performance and life of the reverse osmosis membrane element directly affect the operation effect and reliability of the entire water treatment system. Therefore, proper care and maintenance of the reverse osmosis membrane elements is crucial. This article will detail the maintenance methods of reverse osmosis membrane elements to help you ensure the stable operation of your water treatment system.
Maintenance steps for reverse osmosis membrane elements:
1. Regular inspection.
Regularly inspect the reverse osmosis membrane elements, including parameters such as appearance, pressure, flow rate, etc. The following points should be noted during the examination:
1) Check whether the membrane element has cracks, breakage and other phenomena;
2) Check whether the connection of the membrane element is tightened and whether there is water leakage;
3) Check whether there is dirt and impurities inside the pressure vessel;
4) Check if the flowmeter readings are accurate.
2. Clean regularly.
Reverse osmosis membrane elements are susceptible to contamination during use, such as microbial contamination, suspended solids pollution, etc. Therefore, the membrane elements need to be cleaned regularly. The following points should be paid attention to when cleaning:
1) Choose the appropriate cleaning agent according to the actual situation
2) Gentle operation during cleaning to avoid damage to the membrane element;
3) After cleaning, rinse with clean water to prevent residues from affecting the membrane element.
3. Prevent scaling.
Reverse osmosis membrane elements are prone to fouling during use, which not only affects the performance of the membrane element, but also shortens its service life. Therefore, measures should be taken to prevent scaling. Specific measures include:
1) Control the temperature and pressure of the inlet water, and avoid too high or too low;
2) Add an appropriate amount of scale inhibitor to prevent the crystallization of calcium and magnesium ions
3) Regularly discharge the system to prevent the accumulation of impurities.
4. Prevent oxidation.
Reverse osmosis membrane elements are susceptible to oxidant attack during use, resulting in degraded performance. Therefore, measures should be taken to prevent oxidation. Specific measures include:
1) Control the oxidant content in the influent water;
2) Use antioxidants to protect the membrane element;
3) Avoid operation under high temperature and high pressure conditions.
5. Record and maintain records.
In order to facilitate future maintenance and management, the use of reverse osmosis membrane elements should be recorded and maintained. The recording includes:
1) Use time, pressure, flow rate and other parameters;
2) Maintenance records such as cleaning and replacement;
3) Abnormal situations and treatment measures in the process of use.
In summary, as an important part of the water treatment system, the care and maintenance of reverse osmosis membrane elements are crucial. Proper care and maintenance can not only extend the life of the membrane elements, but also improve the operation and reliability of the entire water treatment system.
*Please indicate the article** "Derummere", otherwise it will be regarded as infringement, thank you for your cooperation.
Editor: Qiqi Technology: Star.