Hydrolysis-aerobiosis two-section biological drying method for household garbage
A technology for domestic waste and biological drying, which is used in waste treatment, solid waste removal and other directions to achieve the effect of reducing the moisture content of the waste, increasing the low calorific value and improving the thermal efficiency.
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[0021] What the present invention handles is mixed collected domestic garbage, and the processing capacity is 300t / d. The initial moisture content of the garbage is 71.6%, the mass percentage of kitchen waste and peel waste is 69%, paper 16%, plastic 10%, and other 5%; the percentage of organic matter in dry matter is 88%.
[0022] The stacking density of domestic waste is 550kg / m 3 , the treatment period is 16 days in total. The trough composting reactor used for treatment has a width of 4m and a garbage pile height of 1.5m. The total length of the trough reactor is 1440m. The amount of garbage for one day, each line is used in turn to meet the requirements of continuous treatment.
[0023] The trough-type composting reactor is equipped with a turning device, and a ventilation channel is laid on the bottom and is also used for leachate collection. One end of the ventilation channel is connected to the leachate regulating tank and the blower through a three-way pipe equipped ...
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