DVO Inc.
Chilton, Wisconsin, United States
About
DVO Inc. is a dairy industry manufacturer based in Chilton, United States selling processing equipment, engineering & services.
DVO Inc. is a manufacturer of anaerobic digesters based in Chilton, Wisconsin. Its patented Two-Stage Linear Vortex mixed plug-flow digester processes manure from dairy, hog and poultry operations as well as food and industrial organic waste. The company states it has installed more than 170 digesters at over 130 sites in the United States and in other countries, and it designs each system to suit the individual farm's waste stream, herd size and layout. Its digesters produce biogas for electricity, heat, or renewable natural gas, and the company offers optional phosphorus and nitrogen/ammonia recovery systems that turn digestate into transportable fertilizer products. DVO also provides biomethane potential lab testing from its facility in Chilton and offers feasibility assessments. The company was founded on a design by engineer Stephen Dvorak, who patented the digester in 1999 and built the first unit in 2001. DVO describes itself as a family business. Its digesters are certified by Newtrient for nutrient management.
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Products
DVO Two-Stage Linear Vortex anaerobic digester
Anaerobic digester
Patented mixed plug-flow anaerobic digester that processes manure and organic waste with a guaranteed hydraulic retention time and non-mechanical mixing to produce biogas.
DVO Phosphorus Recovery system
Nutrient recovery system
Add-on system that concentrates and removes phosphorus from digestate into a transportable cake form.
DVO Nitrogen/Ammonia Recovery
Nutrient recovery system
Optional add-on step that recovers ammonia from digester liquid and converts it into a stable commercial fertilizer.
Service regions
Standards, references & customers
Reference installations
Green Mountain Dairy
United States
Manure and ice cream waste digester for power generation
District 45 Dairy
United States
Dairy manure digester
3,300 milking cows, 250 MMBtus/day
Monument Farms Dairy
United States
Dairy manure digester
2,700 milking cows, 200 MMBtus/day
Rainier Biogas LLC
United States
Biogas digester
10,000 milking cows, 2.5MW
Statz B Farm
United States
Dairy digester
Hong Seong Bio
South Korea
Digester project
Edaleen Cow Power
United States
Dairy manure digester
Clover Hill Dairy
United States
Dairy digester
Milky Way Dairy
United States
Dairy digester project
Butterfield Dairy
United States
Dairy digester project
Alliance Dairies
United States
Dairy digester
Fair Oaks Dairies
United States
Dairy digester
Fresh Dairy One
Australia
Digester project
Sustainability claims
Credentials & affiliations
Certifications
Newtrient Certified digester
