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Field kitchen for bacteria

Today we will talk about an ambitious project in the field of waste recycling, the solution proposed by the team from Yekaterinburg WiseSoil.
According to statistics, the vast majority of conventional biogas plants used in Europe and the United States are dated by the state due to low efficiency. Ways of obtaining biogas from agricultural waste and the so-called municipal garbage are well known, but low effective. The original solution to increase efficiency was proposed by young scientists from Yekaterinburg: before “putting” the garbage “on the table” to the bacteria, it is necessary to prepare it in a special way.
“A biogas plant is an imitation of the digestive system. But she does not have the necessary details - the very teeth that chew food. And this module, roughly speaking, chews all the waste that enters the installation. The grinding process takes place at the expense of powerful ultrasound, ”says the project leader, Alexander Smotrytsky.

The guys proposed a device for processing raw materials before being fed into the biogas plant, which doubled the yield of biogas from the same amount of raw materials and made it possible to speed up the process of processing these raw materials in the biogas reactor twice. The basis of the design is an ultrasonic hydrodynamic radiator, which allows you to create a field with a capacity of up to 100 W / cm2.
The photo shows a prototype of a device capable of processing 25 tons of raw materials per day.
Under the influence of powerful ultrasound, the cell walls of the raw materials are destroyed and nutrients become readily available for processing by microorganisms. Pay attention to how ordinary raw materials differ from recycled ones.

It is noteworthy that the cost of the WiseSoil device, which allows to increase productivity by 2 times, is only 5% of the total price of a biogas plant.
The project team’s plans include entering the markets of Russia, Kazakhstan, Europe and the USA using the potential of larger partners and investors. Already, the project was able to loudly declare itself. In the list of “regalia” WiseSoil is listed:
• Winner of the “Green Innovation Competition” (Finland)
• 10 best projects CleanTechRussia (Russia)
• And, of course, as many as three main prizes in the final of the BIT-2013 competition (Generation S). As a result, WiseSoil was invited by PricewaterhouseCoopers to present the project at the investment session of the Local to Global Expo in Luxembourg.

UPD. This is what a pre-industrial biomass preparation device just collected looks like. The device is being tested on biogas installations with a capacity of up to 30 tons per day.


We sincerely wish WiseSoil success and believe that they will succeed!

Photos from the site: wisesoil.ru

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Source: https://habr.com/ru/post/234171/


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