Method for preparing liquid fertilizer based on domestic sewage

A technology for domestic sewage and liquid fertilizer, applied in the fields of sewage/sludge fertilizer, biological water/sewage treatment, water treatment parameter control, etc., can solve the problems of environmental pollution, endanger human health and survival, etc., and achieve the effect of simple and convenient treatment process

Inactive Publication Date: 2017-06-20
福瑞莱环保科技(深圳)股份有限公司
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Problems solved by technology

At present, most of the domestic sewage in rural areas is discharged directly, which pollutes the environment and endangers human health and survival.

Method used

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  • Method for preparing liquid fertilizer based on domestic sewage
  • Method for preparing liquid fertilizer based on domestic sewage

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Embodiment Construction

[0017] In order to further describe the technical solution of the present invention in detail, the technical solution of the present invention will be described in detail below in conjunction with specific embodiments and accompanying drawings. However, the description of specific embodiments is only for the convenience of understanding the solution of the present invention, and is not intended to limit protection scope of the present invention.

[0018] Please refer to figure 1 and figure 2 , figure 1 It is a schematic flow diagram of a method for preparing liquid fertilizer based on domestic sewage provided by an embodiment of the present invention, figure 2 It is a schematic flow chart of the sewage treatment process provided by the embodiment of the present invention. As shown in the figure, the method of the present invention includes the following steps:

[0019] S101: Degrade the chemical oxygen demand of domestic sewage through aerobic aeration process;

[0020] ...

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Abstract

The invention discloses a method for preparing a liquid fertilizer based on domestic sewage. According to the method for preparing the liquid fertilizer based on the domestic sewage, the treatment technologies of aerobic aeration, probiotic fermentation, power generation for producing ozone and the like are combined to treat domestic water, so as to obtain the liquid fertilizer capable of being directly used for planting. The method has the advantages that the treatment technologies are simple and convenient; while the domestic sewage is effectively treated, the domestic sewage is converted into the available liquid fertilizer, and the effect of changing wastes into valuables is truly realized.

Description

technical field [0001] The invention relates to the field of sewage treatment, in particular to a method for preparing liquid fertilizer based on domestic sewage. Background technique [0002] Sewage is a general term for domestic sewage, industrial wastewater, agricultural wastewater, and polluted rainwater. Among them, domestic sewage is water used by human beings in daily life and polluted by domestic waste. It mainly includes domestic waste and human excrement, including kitchen washing, bathing, laundry and other wastewater, and toilet flushing. The composition and changes of sewage depend on the living conditions, living standards and living habits of residents. [0003] Rural domestic sewage is the general term for domestic sewage of residents in rural villages and small towns. Rural domestic sewage mainly comes from kitchen sewage, domestic washing sewage and toilet flushing water. At present, rural residents' awareness of environmental protection is relatively we...

Claims

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Application Information

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IPC IPC(8): C02F3/02C02F3/34C05F7/00
CPCC02F1/50C02F1/78C02F3/02C02F3/34C02F3/347C02F3/348C02F2209/02C02F2209/06C02F2209/08C02F2209/22C02F2209/44C05F7/00C05F7/005Y02A40/20Y02W10/10
Inventor 王文昭张心宝李丹
Owner 福瑞莱环保科技(深圳)股份有限公司
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