Industrial RO water filtration system: Role of filter membrane and replacement when necessary

26/05/2024

Application of RO systems in industrial water treatment and the importance of routine maintenance.

Nanoen – Clean water is an essential resource in many industries. To meet the demand for clean water, RO (Reverse Osmosis) water filtration systems play a key role. In this article, Nanoen will provide businesses with detailed information about industrial RO water filtration systems, the role of RO membranes, and instructions for replacing membranes when necessary.

What is an industrial RO water filtration system?

RO (Reverse Osmosis) water filtration system uses reverse osmosis technology to remove impurities, pollutants, heavy metals and organic substances from water. This technology works based on the principle of reverse osmosis, which means using a semi-permeable membrane that allows water to pass through but retains larger impurities such as residue, bacteria, heavy metals, etc. RO systems usually have many filtration stages, including pre-treatment, reverse osmosis and post-treatment.

RO technology can be used for all water sources such as: well water, tap water, brackish water, river water, etc.

Benefits of industrial RO water filtration systems

RO water filtration systems bring many benefits to industries, including:

  • Producing pure water: Water after RO filtration achieves high purity, meeting QCVN 6-1:2010/BYT standards, serving the needs of factories, enterprises, hospitals, etc.

  • Removing impurities: The RO system effectively removes harmful impurities such as heavy metals, microorganisms and organic substances, helping to improve water quality and protect water-using equipment.

  • Cost savings: Using clean water through the RO system helps save costs on equipment maintenance and wastewater treatment.

  • Meeting the need for large water use: With a large capacity of up to 1000l/h or more, it meets the clean water supply for factories, domestic water in a wide range such as residential areas, tourist areas, resorts, hospitals, schools, etc. This is the optimal solution to provide enough water for units with very large scale.

Applications of industrial RO water filtration systems

RO water filtration systems are widely used in many different industries, such as:

  • Pharmaceutical production: Pure water is an essential ingredient in drug production, helping to ensure the quality and purity of the product.

  • Food and beverage production: Clean water plays an important role in food and beverage production, helping to ensure food hygiene and safety.

  • Electronics production: Pure water is needed to wash high-precision electronic components.

  • Other industries: RO systems are also used in battery production, paint, textiles and many other industries that require clean water.

Replace industrial RO membranes

The important part of the RO filtration system is the RO membrane. However, over time, the RO membrane can become clogged due to many reasons, leading to reduced water filtration efficiency and affecting the life of the machine.

Below are some of the main causes of RO membrane blockage:

Causes of RO Membrane Clogging

  • High frequency of machine use or long-term use

  • Input water quality is not guaranteed: Input water has a lot of dirt, impurities, heavy metals, etc. When using an unsanitary input water source for a long time, it will overload the filter membrane and cause blockage.

  • The rough filter core is not replaced on time: Rough filter cores that are not replaced periodically according to the manufacturer's recommendations will cause the RO filter system to gradually become clogged.

  • The pump is working poorly or is broken: The pump has the function of creating pressure to push water through the RO filter membrane. If the pump is working poorly or is broken, the water pressure will not be strong enough to push dirt through the filter membrane, leading to blockage.

  • Clogged wastewater restriction valve: The wastewater restriction valve has the function of regulating wastewater. The valve is installed in the wastewater line to create high pressure acting on the RO filter membrane, helping the RO water purifier filter more pure water, limiting wastewater discharged. If the wastewater restriction valve is clogged, the wastewater will accumulate, and the dirt in the wastewater will accumulate on the RO filter core and clog the RO membrane.

  • The RO membrane is not flushed regularly: Flushing the RO membrane helps remove dirt on the membrane surface, increasing the life of the membrane.

  • The RO membrane is not of guaranteed quality: Poor quality RO membranes can be more easily clogged.

Prevention and solution:

The manufacturer recommends replacing the RO membrane after about 24 months to a maximum of 36 months depending on the type, but some of the above reasons may reduce the average life of the membrane and the entire filter system. To prevent RO membrane clogging, it is necessary to periodically check the filter system and other auxiliary components. Along with that, regular maintenance of the filter helps the machine operate effectively and safely.

In addition, to overcome the blockage, we can clean the RO membrane with detergent, although this method is less expensive, the quality of the membrane after cleaning will not be as good as the original and is also very easy to be damaged again.

In case the water quality concentration is not up to standard, replacing the filter membrane is the best solution, helping the system operate effectively and ensuring the quality of the output water. Replacing the RO filter membrane should be done by a specialized technician. Below are the basic steps in the RO filter membrane replacement process:

  1. Disconnect the power and close the water supply valve to the RO system.

  2. Install the new filter membrane according to the manufacturer's instructions.

  3. Check the connections carefully and reinstall the filter membrane tank

  4. Drain all the water in the system.

  5. Remove the filter membrane tank and remove the old filter membrane.

  6. Open the water supply valve and restart the RO system.

  7. Check the output water quality and permeate water flow.

Conclusion

RO water filtration systems play an important role in providing clean water for industries. The RO membrane is a key component of the system and needs to be replaced periodically to ensure the quality of the output water. By choosing the right membrane and performing proper maintenance, businesses can extend the life of the membrane and save on operating costs of the RO system.

Unit supplying and replacing RO membranes in the Mekong Delta

Nanoen is a unit operating in the environmental field. During its operation, Nanoen has received the trust of customers for its honesty, dedication and responsibility to customers and the company's products.

If your business is in need of learning more about industrial RO water filtration systems or replacing RO membranes, please contact Nanoen. We provide high-quality RO water filtration solutions, professional consulting services and a team of experienced technicians to meet all customer requirements.

Nanoen is always ready to bring the best service experience, suitable for the needs of our customers.

Nanoen


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