The CMU-UF system is aimed to be an appropriate
biogas technology for larger-scale livestock farms (carry over
5,000 standing pig head) in diverse locations throughout Thailand.
Designers combine the fundamentals of high rate UASB (Upflow
Anaerobic Sludge Blanket) digester [7-8] and construction
simplicity of in ground covered lagoon with a benefit of
relatively warm and humid ambient weather. A perspective
engineering drawing of CMU-UF digester unit with a closed up
view of the waste water distributor is illustrated in Figure 3.
The drawing clearly shows fundamental concepts of the CMUUF
design including waste distributors, phase separators and
flexible biogas storage.