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Combined extraction centrifugal extractor: an efficient tool for DMAC wastewater treatment

Release date:2024.12.13

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DMAC (N, N-dimethylacetamide) is an important chemical raw material, which is widely used in medicine, spinning, pesticide production and coating industry. However, DMAC wastewater treatment has been one of the challenges faced by these industries. The traditional treatment methods often have the problems of high energy consumption and low efficiency. Combined extraction centrifugal extractor provides a new solution for DMAC wastewater treatment with its unique separation mechanism and high efficiency.

Current status and challenges of DMAC wastewater treatment


DMAC wastewater has high organic content, high COD, and certain toxicity, so it is difficult to treat. Traditional treatment methods such as rectification have the problems of high energy consumption and low efficiency. In addition, secondary pollution generated during the treatment process also has a serious impact on the environment.


Working principle and advantages of combined extraction centrifugal extractor


The combined extraction centrifugal extractor uses the principle of centrifugal force to realize the rapid mixing and separation of two phases (extractant and wastewater) through a high-speed rotating drum. Its advantages are:


Efficient separation: Under the action of centrifugal force, the DMAC in the wastewater can be quickly transferred to the extractant to achieve efficient separation.

Energy saving and environmental protection: Low energy consumption design, reduce energy consumption, while reducing wastewater discharge.

High degree of automation: integrated control system, remote monitoring and automatic adjustment, improve processing efficiency.

Application of combined extraction centrifugal extractor in DMAC wastewater treatment


In the DMAC wastewater treatment, the combined extraction centrifugal extractor realizes an efficient and stable treatment process by selecting suitable extractant and adjusting extraction conditions (such as comparison, flow rate, rotational speed, etc.). The experimental results show that the treatment efficiency of the combined extraction centrifugal extractor is increased by nearly 45% and the production cost is reduced by more than 25% compared with the traditional treatment method. In addition, through the combination of extraction-rectification process, the energy consumption is further reduced and the treatment efficiency is improved.



The combined extraction centrifugal extractor has shown remarkable high efficiency and economy in the treatment of DMAC wastewater. In the future, with the continuous progress and optimization of technology, the combined extraction centrifugal extractor is expected to play a greater role in more fields and contribute to the sustainable development of chemical enterprises.

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