Pre-treatment of this feedstock is required, to make incorporation into the AD easier. Whole vegetables have been placed in the AD, and will eventually digest, but the retention time is greatly increased. These are examples of the feedstock available to the De Montfort University digester. There are lots of other feedstock that can be digested. It is important to remember that oxygen must not enter the AD during feeding.
Fresh feedstock is placed inside the AD, at a point nearest to the heat exchangers.
The heat exchangers use heat from the CHP units. The Inlet Hopper being filled with Waste Vegetables.