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A biological deodorization method and device

A technology for biological deodorization and biological nutrition, which is applied in separation methods, chemical instruments and methods, and dispersed particle separation, etc., can solve the problems of incompatibility with modern production efficiency, slow biofilm speed, etc., and achieve rich microbial strains, The effect of fast film hanging and high odor oxidation rate

Inactive Publication Date: 2016-04-13
GUANGDONG HAOYUAN ENVIRONMENT TECH +1
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

However, the above methods are slow to form biofilm. Generally, it takes at least 45 days to deodorize the odor, which is not in line with the high efficiency of modern production.

Method used

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  • A biological deodorization method and device

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Experimental program
Comparison scheme
Effect test

Embodiment 1

[0027] The present embodiment provides a biological deodorization method, comprising the following steps:

[0028] 101. Hang the reaction bag with carbonaceous filler on the aerobic tank, and aerate the film for 20 to 30 days.

[0029] It should be noted that the function of the so-called aerobic tank is to allow the activated sludge to perform aerobic respiration. Its oxygen content is high, and the temperature and humidity are suitable for the growth of autotrophic bacteria. It is rich in species, and this autotrophic strain is the best strain to react with odor. Generally speaking, the aerobic pool is set in the sewage treatment system and is part of the sewage treatment system.

[0030] Autotrophic bacteria include nitrifying bacteria, iron bacteria, sulfur bacteria and photobacteria, etc. These autotrophic bacteria can produce water, carbon dioxide, sulfuric acid, nitric acid and nitrous acid when they interact with odor.

[0031] Hanging film refers to the growth of mi...

Embodiment 2

[0042] Present embodiment provides a kind of biological deodorization method again, comprises the following steps:

[0043] 201. Suspend the reaction bag with carbonaceous filler in the aerobic tank, and aerate the membrane for 20-30 days.

[0044] The carbonaceous filler is preferably carbonaceous material, more preferably any one or more of woody carbon, coal carbon and bamboo carbon. In this embodiment, any one may be selected, or two or three types may be selected simultaneously.

[0045] Woody carbon, coal carbon, and bamboo carbon have good strength, large porosity, and strong physical adsorption capacity. Autotrophic bacteria in the above fillers can form biofilm quickly, and the biofilm can accumulate into microorganisms at a high speed.

[0046] One or more reaction packs can be set in the following biological deodorization device, and the reaction packs can be nylon mesh or stainless steel mesh, or nylon mesh and stainless steel mesh.

[0047] Both nylon mesh and s...

Embodiment 3

[0063] 301. Set up a nylon net, select wooden carbon to lay in the nylon net, and stick the wooden carbon to the maximum extent around the nylon net, so that the wood material can fully contact with water and air. Put the nylon net into the aerobic pool and hang it through the hook set above the aerobic pool. The hanging position is selected in the middle and upper part of the aerobic pool.

[0064] React at 25°C for 25 days, take samples for observation, microscopically show the formation of microbial strains, and successful film formation.

[0065] 302. Place the nylon mesh with woody carbon in the lower part of the biological filter layer of the biological deodorization device, and let in moist odor. The odor interacts with the microorganisms on the woody carbon to generate water, carbon dioxide, sulfuric acid, nitric acid and nitrous acid , water flows out, carbon dioxide volatilizes, sulfuric acid, nitric acid and nitrous acid are absorbed and utilized by microorganisms. ...

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Abstract

The embodiment of the invention discloses a biological deodorization method which comprises the following steps: suspending a reaction pack filled with carbon filler in an aerobic tank, and aerating for 20-30 days to form a film; putting the reaction pack filled with the carbon filler and / or the carbon filler in a biological deodorization device; and introducing humid odor into the biological deodorization device to generate water, carbon dioxide, sulfuric acid, nitric acid and nitrous acid. Thus, the odor is converted into pollution-free substances through oxidation, and the conversion efficiency is high, thus conforming to the requirements for high efficiency in modern production. The embodiment of the invention also provides the biological deodorization device.

Description

technical field [0001] The invention relates to the field of odor treatment, in particular to a biological deodorization method and device. Background technique [0002] The peculiar smell emitted by organic waste gas and malodorous gas is caused by the mixed atmosphere, water, solid waste and other substances, which act on people's olfactory thinking and are polluted by the perceived smell. [0003] In modern life, with the advancement of science and technology, volatile organic waste gas and malodorous gas will continue to increase with the development of industry. Here, organic waste gas and malodorous gas are collectively referred to as odor, which seriously affects human life. [0004] In order to remove the odor, people use the method of biological filtration tower to fill the filler into the filter tower. After the film on the surface of the filler forms a filter layer with microbial flora, the wet odor passes through the filter layer. The odor and the filler Functi...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): B01D53/85
CPCY02A50/20
Inventor 罗力坚曲祥瑞张瑶
Owner GUANGDONG HAOYUAN ENVIRONMENT TECH