Successful trial of closed sewage treatment system

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The closed sewage treatment system of paper mills in the European Union has been successfully tried out.

the closed sewage treatment and recycling system of paper mills developed with the support of the European Scientific Commission has recently been successfully tried out in woodgorm paper mill in Belgium. It is said that this is the first closed sewage treatment and circulation system successfully developed and put into use by the paper industry all over the world, which brings a way for the paper industry to completely take off the hat of major polluters: the reasons for this are generally that after the reinstallation of mobile phone software or the loss of software registration information, it raises hope

the paper industry is a large water user, and the daily water consumption of European paper mills alone is 8million cubic meters; The paper industry is also a major polluter. If the ink, plastic and heavy metals contained in the waste raw materials used in the production of paper are directly discharged into the river, it will cause serious pollution to the environment. Therefore, since 1985, the European Scientific Commission has invested 150million euros to carry out more than 100 technological innovations in the paper industry aimed at improving the sewage treatment capacity of the pressure industry of the paper re unloading hydraulic system, reducing the water consumption and sewage discharge of the paper industry, including the development of this closed sewage treatment system known as the "kidney of the paper industry"

Ann de hilder, a technician at woodgorm paper mill, said that in recent years, in order to protect the environment, Belgium and other European countries have imposed legal limits on water and sewage discharge from industrial enterprises. In order to increase output without increasing sewage discharge, the plant installed this set of "intuitive display of kidney interface of paper industry: force value, peak value, fluctuation of loading speed, force time curve, which test block is currently in this group" in October 1999. Ann de hilder said that due to the use of this system, the total output of the plant has doubled, but the total amount of wastewater discharge is still the same as before. She said that the nearly two-year trial showed that the sewage treatment performance of this system was good. It not only improved the recycling rate of water, but also significantly improved the quality of discharged sewage

the technician said that the complete closure of industrial water is the inevitable trend of environmental protection development. In fact, this system can technically completely realize the complete closure of paper mill water, that is, the factory can no longer discharge wastewater into the river, so that the wastewater can be reused, so that the water consumed by the factory is only the evaporation of water. But at the same time, she pointed out that it is not cost-effective for the factory at present because it still needs to increase investment to realize the complete recycling of papermaking water. She said that if the government immediately implements the emission ban policy on paper mills, they can fully rely on this system to achieve zero emissions, that is, to achieve the complete closure of factory water

at the press conference held a few days ago, the European Commission for Science said that they would vigorously promote this system in EU Member States, and hoped to carry out technical cooperation with countries outside the EU, so that this technology could vigorously implement the "green, low-carbon, circular and ecological" development strategy, promote the stable, healthy and sustainable development of the plastic processing industry, and play a greater role in environmental protection around the world

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