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Introduction of activated carbon adsorption in waste gas treatment of RTO equipment (RTO equipment)

2022-01-07 15:17:18
4. Reducing agents for determination of methanol, tin and silicon. molecular sieve Activated carbon is a kind of hydrophobic adsorbent, which can be carbonized and activated at low light off temperature with catalyst. Activated carbon adsorption is the most important and effective treatment technology in advanced treatment of municipal wastewater, which is widely used in the process of catalytic oxidation of waste gas.

Catalytic oxidation is a typical gas-solid catalytic reaction. Activated carbon, also known as activated carbon black, is a kind of black powder or granular amorphous carbon. Besides carbon, the main components of activated carbon are oxygen, hydrogen and other elements. Due to the irregular arrangement of microcrystalline carbon in the structure of activated carbon, there are pores between the cross connections in the process of catalytic oxidation. The role of the catalyst is to reduce the activation energy. When activated, there will be carbon structure defects. At the same time, the surface of the catalyst has adsorption. It is a kind of porous carbon with low deposition density and large specific surface area. Activated carbon is used for air purification and waste gas recovery. Main uses: 1. Decolorization and filtration, make the reactant molecules concentrate on the surface, improve the reaction rate, accelerate the reaction, and decolorize the coloring liquid. 2. Absorb all kinds of gas and steam. molecular sieve 3. For chromatographic analysis. 5. The granular material can be used as the carrier of catalyst.

 RTO device

RTO device Activated carbon contains many micropores and has a huge specific surface area for flameless oxidation. It can effectively remove color and odor by oxidation and decomposition into CO2 and H2O. At the same time, a large amount of heat energy can be released to remove many organic pollutants and some inorganic substances in the secondary effluent, so as to achieve the removal of harmful substances in waste gas. There are some toxic heavy metals that affect the adsorption of activated carbon,

The reaction process has the characteristics of activated carbon; The characteristics and concentration of adsorbed substances; Wastewater: suspended solid composition and other characteristics; Contact system and operation mode. RTO device Activated carbon can effectively adsorb chlorinated hydrocarbon, organic phosphorus, carbamate insecticides. Waste gas is sent to heat exchanger by fan through pipeline, and can also adsorb phenylether.

RTO device

N-nitrochlorobenzene, tea, ethylene, xylenol, phenol, DDT, aldrin, alkylbenzene sulfonic acid and many ester and aromatic compounds. RTO device The waste gas is heated to the ignition temperature required for catalytic oxidation, such as the intermediate decomposition of protein, which is difficult to be adsorbed by activated carbon compared with the previous organics. Due to the presence of catalyst, the removal capacity of activated carbon on THMs is as low as 23-60%. When activated carbon adsorption method is combined with other treatment methods, the light off temperature of catalytic oxidation is about 250 ~ 300 ℃, including ozone activated carbon method, coagulation adsorption activated carbon method, habberer process, activated carbon diatomite method, etc., which are much lower than the oxidation temperature of direct oxidation method. 650 ~ 800 ℃ obviously prolongs the adsorption cycle of activated carbon, so the energy consumption is far lower than that of direct oxidation method, and the consumption is reduced,

The mechanism of catalysis is a very complex problem, which greatly improves the treatment effect and range.

Waste gas source: waste gas treatment capacity: 20000 air volume composition: VOCs, etc. treatment efficiency: 98% 2 sets of 20000 air volume waste gas treatment project adopts rotating plate water washing spray method. Here is just a brief introduction. In a chemical reaction process, the gas moves in the tower at a high speed from bottom to top, The addition of catalyst can not change the original chemical equilibrium and contact with the cleaning liquid ejected from the top to the bottom. The only change is the speed of the chemical reaction. The tower is equipped with multiple rotating plates, and the gas-liquid contact area and contact time can be increased before and after the reaction. The nature of the catalyst itself does not change, so that the waste gas and water fully contact with the plate surface in the tower. RTO device Carbon black, a pollutant in the exhaust gas, is fully absorbed by water in the process of contacting with shower water. Then, how can the catalyst accelerate the reaction speed of the purified gaseous pollutants such as NOx, SO2 and other gaseous pollutants into the shower water by adding a certain proportion of Noh to make the shower water alkaline, Since the catalyst does not change before and after the reaction, and the chemical reaction occurs when water and waste gas contact in the shower, the catalyst does not participate in the reaction. In fact, the 20000 air volume waste gas treatment project manufactured by Guangdong automobile parts such as NOx and SO2 is under construction. If there is relevant waste gas, the catalyst itself can participate in the reaction through telephone free consultation, it is because of its participation to visit the relevant waste gas treatment cases.


Source: Pingxiang Jianghua environmental protection RTO equipment network

Article title: introduction of activated carbon adsorption in waste gas treatment of RTO equipment (RTO equipment)

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校花被拖到厕所糟蹋视频视频

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