阅读说明：本技术 一种高温氧化废气处理工艺 (High-temperature oxidation waste gas treatment process ) 是由 曹拥军 曹轩宇 于 2021-08-23 设计创作，主要内容包括：本发明公开了一种高温氧化废气处理工艺,包括以下步骤：A、将高温废气通入蓄热室内；B、将蓄热室进行升温,高温废气吸收热量后继续升温至分解温度点进行分解；C、分解后的废气通入高温焚烧炉中焚烧,对废气中的有机物进行分解；D、分解后的气体通入净化箱内进行净化处理；E、将净化后的气体排入雾化箱中进行雾化冷却和细微颗粒沉降处理；F、最后将处理后的气体再次通入低温炉中低温干燥后排入烟囱内,本发明采用的处理工艺操作简单,能够对高温废气进行有效的分解和净化处理,能够达到国家排放标准,降低了处理成本。(The invention discloses a high-temperature oxidation waste gas treatment process, which comprises the following steps: A. introducing high-temperature waste gas into a heat storage chamber; B. heating the regenerator, and continuing heating the high-temperature waste gas to a decomposition temperature point for decomposition after the high-temperature waste gas absorbs heat; C. introducing the decomposed waste gas into a high-temperature incinerator for incineration, and decomposing organic matters in the waste gas; D. introducing the decomposed gas into a purification box for purification treatment; E. discharging the purified gas into an atomization box for atomization cooling and fine particle settling treatment; F. and finally, the treated gas is introduced into the low-temperature furnace again for low-temperature drying and then is discharged into a chimney.)

1. A high-temperature oxidation waste gas treatment process is characterized in that: the method comprises the following steps:

A. introducing high-temperature waste gas into a heat storage chamber;

B. heating the regenerator, and continuing heating the high-temperature waste gas to a decomposition temperature point for decomposition after the high-temperature waste gas absorbs heat;

C. introducing the decomposed waste gas into a high-temperature incinerator for incineration, and decomposing organic matters in the waste gas;

D. introducing the decomposed gas into a purification box for purification treatment;

E. discharging the purified gas into an atomization box for atomization cooling and fine particle settling treatment;

F. and finally, introducing the treated gas into the low-temperature furnace again for low-temperature drying, and then discharging the gas into a chimney.

2. A high-temperature oxidation exhaust gas treatment process according to claim 1, characterized in that: the temperature rise temperature of the heat storage chamber in the step B is 620-720 ℃.

3. A high-temperature oxidation exhaust gas treatment process according to claim 1, characterized in that: and the burning temperature of the waste gas in the step C is 1400-1600 ℃, and the time is 3-6 s.

4. A high-temperature oxidation exhaust gas treatment process according to claim 1, characterized in that: and D, filling a purifying agent in the purifying box in the step D, wherein the purifying agent comprises 30-40 parts of vinyl polymer, 2-6 parts of vermiculite powder, 2-4 parts of perlite powder, 1-4 parts of nano alumina powder, 1-3 parts of nano silica powder, 5-10 parts of active alumina balls, 2-6 parts of hydroxymethyl cellulose, 3-9 parts of polyester fiber, 4-8 parts of silicon dioxide nano microspheres, 2-6 parts of ferroferric oxide, 8-12 parts of cyclohexane and 4-10 parts of polycarbonate according to parts by weight.

5. A high-temperature oxidation exhaust gas treatment process according to claim 1, characterized in that: and the atomization cooling temperature in the step E is 10-16 ℃.

6. A high-temperature oxidation exhaust gas treatment process according to claim 1, characterized in that: and F, heating the low-temperature furnace at 40-50 ℃, and drying the gas at low temperature for 10-18 s.

Technical Field

The invention relates to the technical field of high-temperature waste gas treatment, in particular to a high-temperature oxidation waste gas treatment process.

Background

Industrial waste gas refers to waste water and waste liquid discharged from a process, which contains industrial production materials, intermediate products, byproducts and pollutants generated in the production process, which are lost along with water, and is an important cause of environmental pollution, particularly water pollution. Although the treatment of industrial waste gas has been started as early as the end of the 19 th century, many industrial waste gases have complex components and variable properties, contain various harmful gas components, and are often not completely adsorbed or have low adsorption efficiency when being directly adsorbed and purified, and some technical problems are still not completely solved, so that a high-temperature oxidation waste gas treatment process is needed to be designed to solve the defects.

Disclosure of Invention

The present invention aims to provide a high temperature oxidation waste gas treatment process to solve the problems in the background art.

In order to achieve the purpose, the invention provides the following technical scheme: a high-temperature oxidation waste gas treatment process comprises the following steps:

A. introducing high-temperature waste gas into a heat storage chamber;

B. heating the regenerator, and continuing heating the high-temperature waste gas to a decomposition temperature point for decomposition after the high-temperature waste gas absorbs heat;

C. introducing the decomposed waste gas into a high-temperature incinerator for incineration, and decomposing organic matters in the waste gas;

D. introducing the decomposed gas into a purification box for purification treatment;

E. discharging the purified gas into an atomization box for atomization cooling and fine particle settling treatment;

F. and finally, introducing the treated gas into the low-temperature furnace again for low-temperature drying, and then discharging the gas into a chimney.

Preferably, the temperature rise of the heat storage chamber in the step B is 620-720 ℃.

Preferably, the incineration temperature of the waste gas in the step C is 1400-1600 ℃, and the time is 3-6 s.

Preferably, the purifying box in the step D is filled with a purifying agent, and the purifying agent comprises, by weight, 30-40 parts of a vinyl polymer, 2-6 parts of vermiculite powder, 2-4 parts of perlite powder, 1-4 parts of nano alumina powder, 1-3 parts of nano silica powder, 5-10 parts of active alumina balls, 2-6 parts of hydroxymethyl cellulose, 3-9 parts of polyester fibers, 4-8 parts of silica nano microspheres, 2-6 parts of ferroferric oxide, 8-12 parts of cyclohexane and 4-10 parts of polycarbonate.

Preferably, the atomization cooling temperature in the step E is 10-16 ℃.

Preferably, the heating temperature of the low-temperature furnace in the step F is 40-50 ℃, and the low-temperature drying time of the gas is 10-18 s.

Compared with the prior art, the invention has the beneficial effects that: the treatment process adopted by the invention is simple to operate, can effectively decompose and purify the high-temperature waste gas, can reach the national emission standard, and reduces the treatment cost; in the invention, the decomposed gas is discharged into the purifying box for purification, and the purifying agent filled in the purifying box has strong adsorption capacity and can further effectively decompose the residual harmful substances in the gas; further, the cooled gas is dried again at a low temperature, and the cleaning effect of the gas in the exhaust air can be ensured.

Detailed Description

The technical solutions in the embodiments of the present invention are clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The first embodiment is as follows:

the invention provides the following technical scheme: a high-temperature oxidation waste gas treatment process comprises the following steps:

A. introducing high-temperature waste gas into a heat storage chamber;

B. heating the regenerator, and continuing heating the high-temperature waste gas to a decomposition temperature point for decomposition after the high-temperature waste gas absorbs heat;

C. introducing the decomposed waste gas into a high-temperature incinerator for incineration, and decomposing organic matters in the waste gas;

D. introducing the decomposed gas into a purification box for purification treatment;

E. discharging the purified gas into an atomization box for atomization cooling and fine particle settling treatment;

F. and finally, introducing the treated gas into the low-temperature furnace again for low-temperature drying, and then discharging the gas into a chimney.

In this example, the temperature of the regenerator in step B was raised to 620 ℃.

In this example, the incineration temperature of the exhaust gas in step C was 1400 ℃ for 3 seconds.

In this embodiment, a purifying agent is filled in the purifying box in the step D, and the purifying agent includes, by weight, 30 parts of a vinyl polymer, 2 parts of vermiculite powder, 2 parts of perlite powder, 1 part of nano alumina powder, 1 part of nano silica powder, 5 parts of activated alumina spheres, 2 parts of hydroxymethyl cellulose, 3 parts of polyester fibers, 4 parts of silica nano microspheres, 2 parts of ferroferric oxide, 8 parts of cyclohexane, and 4 parts of polycarbonate.

In this example, the atomization cooling temperature in step E was 10 ℃.

In this embodiment, the heating temperature of the low-temperature furnace in step F is 40 ℃, and the low-temperature drying time of the gas is 10 seconds.

Example two:

a high-temperature oxidation waste gas treatment process comprises the following steps:

A. introducing high-temperature waste gas into a heat storage chamber;

B. heating the regenerator, and continuing heating the high-temperature waste gas to a decomposition temperature point for decomposition after the high-temperature waste gas absorbs heat;

C. introducing the decomposed waste gas into a high-temperature incinerator for incineration, and decomposing organic matters in the waste gas;

D. introducing the decomposed gas into a purification box for purification treatment;

E. discharging the purified gas into an atomization box for atomization cooling and fine particle settling treatment;

F. and finally, introducing the treated gas into the low-temperature furnace again for low-temperature drying, and then discharging the gas into a chimney.

In this example, the temperature of the regenerator in step B was increased to 720 ℃.

In this example, the incineration temperature of the exhaust gas in step C was 1600 ℃ for 6 seconds.

In this embodiment, a purifying agent is filled in the purifying box in the step D, and the purifying agent includes, by weight, 40 parts of a vinyl polymer, 6 parts of vermiculite powder, 4 parts of perlite powder, 4 parts of nano alumina powder, 3 parts of nano silica powder, 10 parts of activated alumina spheres, 6 parts of hydroxymethyl cellulose, 9 parts of polyester fibers, 8 parts of silica nano microspheres, 6 parts of ferroferric oxide, 12 parts of cyclohexane, and 10 parts of polycarbonate.

In this example, the atomization cooling temperature in step E was 16 ℃.

In this embodiment, the heating temperature of the low-temperature furnace in step F is 50 ℃, and the low-temperature drying time of the gas is 18 seconds.

Example three:

a high-temperature oxidation waste gas treatment process comprises the following steps:

A. introducing high-temperature waste gas into a heat storage chamber;

B. heating the regenerator, and continuing heating the high-temperature waste gas to a decomposition temperature point for decomposition after the high-temperature waste gas absorbs heat;

C. introducing the decomposed waste gas into a high-temperature incinerator for incineration, and decomposing organic matters in the waste gas;

D. introducing the decomposed gas into a purification box for purification treatment;

E. discharging the purified gas into an atomization box for atomization cooling and fine particle settling treatment;

F. and finally, introducing the treated gas into the low-temperature furnace again for low-temperature drying, and then discharging the gas into a chimney.

In this example, the temperature of the regenerator in step B was 660 ℃.

In this example, the temperature of burning the exhaust gas in step C was 1450 ℃ for 4 seconds.

In this embodiment, a purifying agent is filled in the purifying box in the step D, and the purifying agent includes, by weight, 32 parts of a vinyl polymer, 3 parts of vermiculite powder, 2 parts of perlite powder, 2 parts of nano alumina powder, 2 parts of nano silica powder, 6 parts of activated alumina balls, 3 parts of hydroxymethyl cellulose, 4 parts of polyester fibers, 5 parts of silica nano microspheres, 3 parts of ferroferric oxide, 9 parts of cyclohexane, and 5 parts of polycarbonate.

In this example, the atomization cooling temperature in step E was 11 ℃.

In this embodiment, the heating temperature of the low-temperature furnace in step F is 42 ℃, and the low-temperature drying time of the gas is 18 s.

Example four:

a high-temperature oxidation waste gas treatment process comprises the following steps:

A. introducing high-temperature waste gas into a heat storage chamber;

B. heating the regenerator, and continuing heating the high-temperature waste gas to a decomposition temperature point for decomposition after the high-temperature waste gas absorbs heat;

C. introducing the decomposed waste gas into a high-temperature incinerator for incineration, and decomposing organic matters in the waste gas;

D. introducing the decomposed gas into a purification box for purification treatment;

E. discharging the purified gas into an atomization box for atomization cooling and fine particle settling treatment;

F. and finally, introducing the treated gas into the low-temperature furnace again for low-temperature drying, and then discharging the gas into a chimney.

In this example, the temperature of the regenerator in step B was set to 700 ℃.

In this example, the temperature of burning the exhaust gas in step C was 1550 ℃ for 5 seconds.

In this embodiment, a purifying agent is filled in the purifying box in the step D, and the purifying agent includes, by weight, 38 parts of a vinyl polymer, 5 parts of vermiculite powder, 3 parts of perlite powder, 3 parts of nano alumina powder, 3 parts of nano silica powder, 9 parts of activated alumina spheres, 5 parts of hydroxymethyl cellulose, 8 parts of polyester fibers, 7 parts of silica nano microspheres, 5 parts of ferroferric oxide, 11 parts of cyclohexane, and 9 parts of polycarbonate.

In this example, the atomization cooling temperature in step E was 15 ℃.

In this embodiment, the heating temperature of the low-temperature furnace in step F is 48 ℃, and the low-temperature drying time of the gas is 17 s.

Example five:

a high-temperature oxidation waste gas treatment process comprises the following steps:

A. introducing high-temperature waste gas into a heat storage chamber;

B. heating the regenerator, and continuing heating the high-temperature waste gas to a decomposition temperature point for decomposition after the high-temperature waste gas absorbs heat;

C. introducing the decomposed waste gas into a high-temperature incinerator for incineration, and decomposing organic matters in the waste gas;

D. introducing the decomposed gas into a purification box for purification treatment;

E. discharging the purified gas into an atomization box for atomization cooling and fine particle settling treatment;

F. and finally, introducing the treated gas into the low-temperature furnace again for low-temperature drying, and then discharging the gas into a chimney.

In this example, the temperature of the regenerator in step B was 680 ℃.

In this example, the incineration temperature of the exhaust gas in step C was 1500 ℃ for 5 seconds.

In this embodiment, a purifying agent is filled in the purifying box in the step D, and the purifying agent includes, by weight, 35 parts of a vinyl polymer, 4 parts of vermiculite powder, 3 parts of perlite powder, 3 parts of nano alumina powder, 2 parts of nano silica powder, 8 parts of activated alumina balls, 4 parts of hydroxymethyl cellulose, 6 parts of polyester fibers, 6 parts of silica nano microspheres, 4 parts of ferroferric oxide, 10 parts of cyclohexane, and 7 parts of polycarbonate.

In this example, the atomization cooling temperature in step E was 13 ℃.

In this embodiment, the heating temperature of the low-temperature furnace in step F is 45 ℃, and the low-temperature drying time of the gas is 14 seconds.

In conclusion, the treatment process adopted by the invention is simple to operate, can effectively decompose and purify the high-temperature waste gas, can reach the national emission standard, and reduces the treatment cost; in the invention, the decomposed gas is discharged into the purifying box for purification, and the purifying agent filled in the purifying box has strong adsorption capacity and can further effectively decompose the residual harmful substances in the gas; further, the cooled gas is dried again at a low temperature, and the cleaning effect of the gas in the exhaust air can be ensured.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.