Selection of ultrafiltration membrane materials

2024-01-26

There are many materials that can be used to manufacture ultrafiltration membranes, including polyvinylidene fluoride (PVDF), polyethersulfone (PES)

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Discussion on the characteristics of various filter media in filter tanks

2024-01-22

As the core treatment unit of a water plant, filter media plays a crucial role in the filtration process. The commonly used filter media include quartz sand, granular activated carbon, garnet, titanium iron ore, ceramic particles, etc. How to choose a suitable filter media depends on the water quality of the raw water. Below, based on experience, we will discuss the principles and characteristics of various filter media.

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Why is the total nitrogen in your sewage treatment not up to standard? Super instance interpretation!

2024-01-19

1. Excessive ammonia nitrogen caused by organic matter For high ammonia nitrogen wastewater with a CN ratio less than 3, carbon sources need to be added to improve the completeness of denitrification because the denitrification process requires a CN ratio of 4-6.

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What are the mainstream high salt wastewater treatment processes?

2024-01-17

The concept of high salt wastewater is usually used for biochemical treatment of wastewater. High salt wastewater refers to wastewater with a mass fraction of organic matter and at least total dissolved solids (TDS) greater than 3.5%.

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Solutions to common problems in reverse osmosis operation

2024-01-15

Solutions to common problems in reverse osmosis operation

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