
The BIOFerm system: turning biomass into valuable energy
Dry fermentation refers to the anaerobic digestion in airtight sealed digesters, of organic solids with up to 60 percent dry matter, that can be tipped.
The fermentation of biomass forms high quality biogas with a high methane and low hydrogen sulphide content.
BIOFerm relies on dry fermentation when generating biogas. Compared to wet fermentation, the demands this process makes of the source material are extremely low. Any organic solid mass that can be tipped, such as biowaste, cuttings and solid manure with up to 60 percent dry matter can be used. Furthermore, no sorting of interfering material or pre-treatment is required.
The innovative BIOFerm system enables biomass to be utilised with minimum effort and energy. In our biomass systems, the fermentation process is divided between individual digesters where the biomass is fermented under exclusion of air. The BIOFerm system ensures constantly high gas yields with a methane proportion in excess of 60 percent.
The biogas produced can be fed into the gas mains following treatment or can be converted into heat and power in a CHP module. The generated power can be fed into the grid and the thermal energy can, for example, be utilised in local heating networks. Biogas converted into bio natural gas can be used in all vehicles that can operate with natural gas.
![]() | Filling the digester: Our patented process yields high grade biogas. |
Technically perfected systems
The fermentation residue can be used in agriculture as a high grade organic fertiliser or can be further composted. With the exception of filling and removal by wheeled loaders or similar, the system operates under fully automatic control.
The BIOFerm system is technically perfected. Through practical research and development, we make constant efforts to advance the development of our BIOFerm system.






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