Excrement and urine diversity type treatment system and ecological treatment system
Patent Information
- Authority / Receiving Office
- CN · China
- Current Assignee / Owner
- AGRO ENVIRONMENTAL PROTECTION INST OF MIN OF AGRI
- Publication Date
- 2020-02-04
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Abstract
Description
technical field
[0001] The invention relates to the technical field of excrement treatment, in particular to a excrement and urine diversion treatment system and an ecological treatment system. Background technique
[0002] According to statistics, the excretion of feces per person per year is about 25-50L, which contains about 0.55kg of nitrogen, about 0.37kg of potassium, and about 0.18kg of phosphorus. The content of macromolecules such as cellulose is high, and crops cannot be directly used; The annual urine excretion is about 400-500L, including about 4kg of nitrogen, about 0.4kg of phosphorus, and about 0.9kg of potassium, and the urine is easily absorbed by plants, and the amount of urine is much larger than that of feces.
[0003] According to the existing treatment methods of feces and urine, it is generally divided into dry toilets and water toilets. As we all know, feces and urine in dry toilets are stored together. Due to the mixed fermentation of ammonia in uri...