Resource utilization and comprehensive treatment process for sewage and manure generated during cultivation
A technology for comprehensive treatment and resource utilization, which is applied in the field of comprehensive treatment of sewage recycling and utilization, can solve the problems of reduced natural water and soil environmental carrying capacity, difficult to meet the requirements of environmental protection policy indicators, and low utilization of sewage resources. To achieve the effect of shortening the fermentation time, shortening the fermentation cycle, and increasing the reproduction speed
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[0041] like Figure 6 ~ Figure 7 Shown, a kind of breeding waste manure resource utilization comprehensive treatment process of the present invention, it specifically comprises the following steps:
[0042] 1. Collection of breeding sewage and feces: select the pig house 21 of a certain pig farm as the experimental object, clean and transport the fresh pig manure 19 produced in the pig house 21 to a pig manure fermentation adjustment silo 23, and the fresh pig manure 19 produced in the pig house 21 The aquaculture sewage (i.e. feces) enters the sewage collection tank 22; the aquaculture sewage here specifically refers to the solid-liquid mixture of flushing water, urine or other waste water containing a small amount of aquaculture excrement (i.e. pig manure).
[0043] 2. Solid-liquid separation: use a pump to lift the aquaculture sewage in the sewage collection tank 22 to the solid-liquid separator 17 for solid-liquid separation, and separate the aquaculture sewage into sewage...
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