MBR or Membrane Bioreactor technology has gained immense popularity due to its efficiency in removing impurities and providing clean water. The MBR membrane is an essential component of the process that needs to be cleaned regularly to maintain its performance. In this blog post, we will discuss the importance of cleaning the MBR membrane and the steps involved in achieving it.
The MBR membrane is the core component that performs the separation of solids and liquid in the MBR process. Over time, the membrane surface might get clogged due to the accumulation of sludge, biomass, and other impurities. This can lead to reduced permeability and a lower efficiency rate. If not cleaned regularly, it might even lead to damage or replacement of the membrane, causing a rise in maintenance costs.
To clean the MBR membrane, the first step is to identify the root cause of the fouling. It can be due to biological fouling or inorganic scaling, which would require different treatment methods. Biological fouling is caused by organic matter accumulation on the membrane surface, and to clean it, one can use an enzyme or acid solution. On the other hand, inorganic scaling occurs due to mineral deposits and requires chemical cleaning using acid or alkali solutions.
The cleaning process involves three stages: pre-treatment, cleaning, and post-treatment. In the pre-treatment step, the MBR membrane is thoroughly rinsed with water to remove loose particles and debris. This is followed by the cleaning process, where the appropriate cleaning solution is pumped into the system at a specific concentration and flow rate to dissolve the impurities. Finally, the post-treatment step involves flushing the membrane with water to remove any remaining chemicals.
The cleaning frequency of the MBR membrane depends on the operating conditions, feedwater quality, and the fouling rate. Typically, it is recommended to clean the membrane once every three to six months. However, if the fouling rate is higher, the cleaning frequency might increase.
Maintaining the MBR membrane in a clean and efficient state is crucial for the efficient operation of the MBR process. Regular cleaning of the membrane can prevent damage, reduce maintenance costs, and prolong its lifespan. Peier Membrane, the pioneer of domestic MBR membrane technology, offers high-quality MBR flat sheet membranes that have a low fouling rate and are easy to clean. With our strong R&D capability and high-quality after-sales service, we are the most reliable MBR membrane supplier in the market.
Abuot Jiangsu Peier membrane
Jiangsu Peier membrane corp.,Ltd(Stock Code: 836744) was established in 2007 with a registered capital of 48 million Yuan, referred to as “Peier membrane industry”.
It is a high-tech enterprise focusing on the R&D, production, manufacturing and service of MBR flat sheet membrane products. Its Peier Product category as below:
- Flat Sheet Membrane Element
- Flat Sheet Membrane Element-Single Nozzle
- Flat Sheet Membrane Element-Double Nozzle
- Flat Sheet Membrane Element-3D Soft Support
- Flat Sheet Membrane Element-Renovated Membrane
- Flat Sheet Membrane Module
- Flat Sheet Membrane Module-Module-Single Nozzle
- Flat Sheet Membrane Module-Module-Double Nozzle
- Flat Sheet Membrane Module-2S(Double Deck)
- Flat Sheet Membrane Module-3S(High Flux)
- Flat Sheet Membrane Module-Mini Module
- MBR System
- MBR System-Laboratory Test Equipment
- MBR System-Pilot Equipment
- MBR System-Package System
Peier membrane always adheres to R&D and cooperation with well-known universities at home and abroad, such as Tsinghua University, Sydney University, Nanjing University of technology, Changzhou University and Jiangnan University.
It is the editor in chief of the national industry standard HY/T252-2018 “submerged flat membrane element for water treatment”.
At present, it has 6 invention patents, 46 new utility patents, 1 appearance patent and 4 software works.