Harmless treatment process of kitchen wastes
A technology for harmless treatment of food waste, applied in the fields of "reduction", "harmless" treatment of food waste, harmless treatment of food waste, and "recycling" can solve energy consumption High, resource waste, difficult process control and other problems, to achieve the effect of increasing soil fertility, good economic and social benefits, and ensuring food hygiene and safety
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[0017] Example 1
[0018] Take 300 tons of kitchen waste for harmless treatment. The treatment process mainly includes four systems: collection and transportation system, pretreatment system, anaerobic fermentation system, and product utilization. See the process flow figure 1 Shown.
[0019] 1. Collection and transportation system
[0020] The 300 tons of food waste collected will be transported to the food waste treatment line by a special garbage truck. Food waste trucks are purchased at a ratio of 8 tons: 5 tons: 3 tons = 5:8:3.
[0021] 2. The equipment and process flow of the pretreatment system are as follows:
[0022] The effective volume of the solid-liquid separation collecting tank of the pretreatment system is 12m 3 , A steam heating pipe is arranged at the bottom of the box, and the temperature of the material rises from 10°C to 80°C for half an hour. The collection box can separate solids and liquids that account for 95% of the volume of raw food waste. The collection ...
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