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Ultrahigh-temperature microbiological treatment method for kitchen garbage

A technology for microbial treatment and kitchen waste, which is applied in the direction of solid waste removal, etc., can solve the problems of non-continuous production, elimination of kitchen waste, and long operating cycle, so as to improve the efficiency of enzymatic reactions, reduce reaction time, and save energy. cost effect

Active Publication Date: 2020-12-15
蛋壳城矿环保科技发展(广州)有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

However, this method involves a large number of bacteria species, and additional surfactants need to be added, and in the actual treatment process, it is necessary to strictly control the conditions of oxygen, bacteria concentration and humidity wind, which greatly increases the degradation cost. Moreover, the operation cycle is long and the degree of mechanization is high, so it is impossible to eliminate kitchen waste from the source
[0006] To sum up, the existing technologies generally have problems such as high degradation cost, long operation period, inability to produce continuously, high degree of mechanization, and inability to eliminate kitchen waste from the source.

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0031] Example 1 A kind of ultra-high temperature microbial treatment method for kitchen waste

[0032] Taking 100kg of kitchen waste as an example, the ultra-high temperature microbial treatment method for kitchen waste includes the following steps:

[0033] S1. Remove large pieces of garbage from the kitchen waste, such as plastic products, bones, fruit cores, chopsticks, etc., weigh the remaining garbage to 87.5kg, and then grind the remaining garbage with a mixer to make a slurry. Wherein, add purified water, make the slurry moisture content be 55%, obtain the slurry of preliminary treatment;

[0034] S2. Add 29.17kg of composite microbial strains, 5kg of activated carbon, 3kg of humectant and 3kg of AB-8 macroporous adsorption resin to the slurry obtained in step S1, mix well, then heat up to 75°C, 3 Under the premise of / min ventilating, process 2h, obtain the treatment liquid after reaction; Described complex microbial bacterial classification is by mass ratio 9 : 17:...

Embodiment 2

[0036] Embodiment 2 A kind of ultra-high temperature microbial treatment method of kitchen waste

[0037] Taking 100kg of kitchen waste as an example, the ultra-high temperature microbial treatment method for kitchen waste includes the following steps:

[0038] S1. Remove the large pieces of garbage in the kitchen waste, such as plastic products, bones, fruit cores, chopsticks, etc., weigh the remaining garbage to 92.7kg, and grind the remaining garbage with a mixer to make a slurry. Wherein, add purified water, make the slurry moisture content be 65%, obtain the slurry of preliminary treatment;

[0039] S2. Add 15.45 kg of composite microbial strains, 5 kg of activated carbon, 3 kg of humectant and 3 kg of AB-8 macroporous adsorption resin to the slurry obtained in step S1, mix evenly, then heat up to 85 ° C, in 0.2 m 3 Under the ventilating premise of / min, process 3h, obtain the treatment liquid after reaction; Described composite microbial bacterial classification is by m...

Embodiment 3

[0041] Example 3 A kind of kitchen waste ultra-high temperature microbial treatment method

[0042] Taking 100kg of kitchen waste as an example, the ultra-high temperature microbial treatment method for kitchen waste includes the following steps:

[0043] S1. Remove the large pieces of garbage in the kitchen waste, such as plastic products, bones, fruit cores, chopsticks, etc., weigh the remaining garbage to 89.6kg, and grind the remaining garbage with a mixer to make a slurry. Wherein, add purified water, make the slurry moisture content be 60%, obtain the slurry of preliminary treatment;

[0044] S2. Add 22.4kg of composite microbial strains, 5kg of activated carbon, 3kg of humectant and 3kg of AB-8 macroporous adsorption resin to the slurry obtained in step S1, mix well, then heat up to 80°C, 3 Under the ventilating premise of / min, process 2.5h, obtain the treatment liquid after reaction; Described composite microbial bacterial classification is by mass ratio 11:19:4:7:2...

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Abstract

The invention belongs to the technical field of garbage degradation and particularly relates to an ultrahigh-temperature microbiological treatment method for kitchen garbage. According to the kitchengarbage treatment method provided by the invention, an ultrahigh-temperature aerobic compound microorganism strain is added, so that the ultrahigh-temperature aerobic compound microorganism strain secretes high-activity enzyme systems such as protease and lipase at 75-85 DEG C, the enzyme systems are released to the outside of cells and are in contact with the kitchen garbage to generate an enzymolysis effect, the kitchen garbage are thoroughly decomposed into water and carbon dioxide, and the kitchen garbage is treated from the source. According to the treatment method provided by the invention, the equipment occupied area is small, continuous operation can be conducted, operation is simple and convenient, no odor exists in the whole decomposition process, environmental protection is achieved, secondary pollution is avoided, and the production of the kitchen garbage is completely eradicated from the source.

Description

technical field [0001] The invention belongs to the technical field of garbage degradation, and in particular relates to a method for treating kitchen garbage with ultra-high temperature microorganisms. Background technique [0002] Kitchen waste refers to the waste generated in the daily life of residents and activities such as food processing, catering services, and unit meals, mainly including discarded vegetable leaves, leftovers, leftovers, fruit peels, eggshells, tea dregs, bones, etc. With the continuous development of the catering industry, the amount of kitchen waste produced continues to increase, which gradually brings great harm to the environment. [0003] At present, kitchen waste has gradually become the main factor of domestic waste pollution. It is mainly manifested in the following aspects: first, it pollutes the collection container, breeds bacteria, attracts insects and flies, produces odor, and the cleaning work is heavy; second, it is easy to cause sew...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): B09B3/00B09B5/00
CPCB09B3/00B09B5/00
Inventor 徐泽睿
Owner 蛋壳城矿环保科技发展(广州)有限公司
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