Kharkiv student has developed a unique wastewater treatment method

Kharkiv student Anna boriak has developed a unique wastewater treatment method that involves the use of chemicals instead of waterfowl perennial plant — eyhorniyu or "water hyacinth".





This year the development this year of Kharkiv national University of urban economy named after A. N. Beketov was recognized as the best in the regional contest of student scientific works in the Kharkiv region.

As noted by the future economist at the enterprises of municipal economy Anna Boryak, strong root system eyhornii absorbs harmful substances from wastewater in large quantities. Student offers to plant plants in ponds. However, for the survival of the shoots of the water hyacinth it is necessary to create thermal conditions are not below 16 degrees, building a greenhouse over the collector, explains the young scientist.

Western countries already have extensive experience in the use of eyhornii for water purification.

According to scientific Director Ani associate Professor, candidate of economic Sciences Valeria Asinou, a project that, given the survival of the water hyacinth, is designed for 5 years, have discussed with the management of "Harkovvodokanal" and received a positive response. Now comes the search for an investor. "Now fotoproekt requires 748 thousand hryvnias of investments and present value, which can be obtained from its implementation, is 1 200 thousand hryvnia," — said Valery Yesin, adding that the payback period of investment is 3 years.

It is noteworthy that eyhorniyu can be used not only for water purification but also for biogas production. Of plants also make fertilizer and animal feed.published

 

P. S. And remember, only by changing their consumption — together we change the world! ©

Source: ecotown.com.ua