Introduction to SCR catalytic oxidation flue gas denitrification system, introduction to SCR denitration advantages and characteristics

SCR catalytic oxidation flue gas denitrification systemdelective catalytic reduction technology is an efficient flue gas denitrification technology.，It has a wide range of uses, and is often used inenvironmental protection,Meet the requirements of environmental protection,Promote sustainable development,Flue gas denitrification,Promote sustainable development and so on。The following is to introduce the SCR catalytic oxidation flue gas denitrification system:

1、Brief introduction of SCR catalytic oxidation flue gas denitrification system

SCR catalytic oxidation flue gas denitrification systemthe full name is selective catalytic reduction technology, which is an advanced flue gas denitrification technology.，it can be used in coal-fired power station, Gas power plant, cement plant, iron and steel plant, metallurgy and other industries，the product looks atmospheric.，is designed by One-combustion energy saving with advanced technology。

SCR catalytic oxidation flue gas denitrification system

2、Advantages of SCR catalytic oxidation flue gas denitrification system principle

SCR catalytic oxidation flue gas denitrification systemthe principle is simple.Ammonia gas or other suitable reducing agent (such as urea aqueous solution) is sprayed into the flue gas upstream of the catalyst at high temperature. Under the action of catalyst, the reducing agent selectively reacts with nitrogen oxides (NOx) in flue gas to generate pollution-free nitrogen and water vapor. Because NH3 is selective, it only reacts with NOx and basically does not react with O2, so this technology is called selective catalytic reduction denitrification.，is an efficient, stable and environment-friendly flue gas denitrification technology.，usually used in building materials, iron and steel plant, cement plant, building materials, coal-fired power station and other fields，the advantage is Intelligent control is gradually realized. By integrating advanced control system and sensor technology, the SCR catalytic oxidation flue gas denitrification system can monitor the composition and emission concentration of flue gas in real time, and automatically adjust the injection amount of reductant and the active state of catalyst to ensure the stability and reliability of denitrification efficiency.、The initial investment of technology may be high, but in the long run, its economic feasibility is remarkable. The high-efficiency denitration ability of SCR catalytic oxidation flue gas denitrification system technology can significantly reduce the environmental emission cost of enterprises and avoid fines and legal risks due to illegal emissions. In addition, SCR catalytic oxidation flue gas denitrification system technology can also reduce operating costs and improve the economic benefits of enterprises by recycling heat energy.、Technology has been developed and applied for many years, and it is mature and stable. The SCR catalytic oxidation flue gas denitrification system has high reliability and stability, and can maintain stable denitrification efficiency under various working conditions. In addition, the SCR catalytic oxidation flue gas denitrification system technology has good adaptability and adjustability, and can be adjusted and optimized according to different flue gas components and emission requirements.、The technology is suitable for many industries and processes, such as coal-fired power plants, iron and steel smelting, cement production and so on. These industries will produce a large number of NOx emissions in the production process, and the SCR catalytic oxidation flue gas denitrification system technology can provide effective denitrification solutions for them. In addition, the gate technology can be adjusted and optimized according to different flue gas components and emission requirements to meet different denitration requirements.、Intelligent control is gradually realized. By integrating advanced control system and sensor technology, the SCR catalytic oxidation flue gas denitrification system can monitor the composition and emission concentration of flue gas in real time, and automatically adjust the injection amount of reductant and the active state of catalyst to ensure the stability and reliability of denitrification efficiency.，that is, selective catalytic reduction technology is a technology used to reduce the emission of nitrogen oxides in flue gas.。

SCR catalytic oxidation flue gas denitrification system

3、SCR catalytic oxidation flue gas denitrification system function

SCR catalytic oxidation flue gas denitrification systemit has the functions of environmental protection, Improve working conditions, Improve energy efficiency, Promote sustainable development and environmental protection。

SCR catalytic oxidation flue gas denitrification system

4、SCR catalytic oxidation flue gas denitrification system use

SCR catalytic oxidation flue gas denitrification systemMainly used forenvironmental protection,Improve product quality,Meet the requirements of environmental protection,Flue gas denitrification andPromote sustainable development，delective catalytic reduction technology is an efficient flue gas denitrification technology.，widely used in metallurgy, Gas power plant, iron and steel plant, metallurgy, building materials and other fields，it refers to the process of removing nitrogen oxides from flue gas to reduce environmental pollution. NOx is a pollutant harmful to the atmospheric environment, which has strong irritation and toxicity, and will lead to environmental problems such as acid rain and photochemical smog, and also endanger human health. The main principle of flue gas denitrification technology is to reduce NOx to nitrogen and water by adding appropriate reducing agent or catalyst in the combustion process or flue gas treatment system, so as to reduce NOx emission.，the product looks atmospheric.。

SCR catalytic oxidation flue gas denitrification system

5、Structural characteristics of SCR catalytic oxidation flue gas denitrification system

The SCR catalytic oxidation flue gas denitrification system structure is introduced as follows:

1. Catalytic reduction reaction

Under the action of catalyst, the reductant and NOx in flue gas undergo selective catalytic reduction reaction to generate nitrogen and water vapor.

2. Flue gas mixing and distribution

The mixed reducing agent and flue gas are fully mixed in the mixing tube and evenly distributed to the catalyst reactor through the distribution system.

3. Reducing agent storage and supply system

Used to store and supply reducing agent (such as ammonia or urea solution) to the reactor.

4. control system

The whole SCR catalytic oxidation flue gas denitrification system is automatically controlled, including the adjustment of reducing agent supply, flue gas flow and temperature, so as to ensure the stable operation of the system and achieve the expected denitrification effect.

5. Catalytic reduction reaction

Under the action of catalyst, the reductant and NOx in flue gas undergo selective catalytic reduction reaction to generate nitrogen and water vapor.

SCR catalytic oxidation flue gas denitrification system

SCR catalytic oxidation flue gas denitrification systemthe advantage is Technology has been developed and applied for many years, and it is mature and stable. The SCR catalytic oxidation flue gas denitrification system has high reliability and stability, and can maintain stable denitrification efficiency under various working conditions. In addition, the SCR catalytic oxidation flue gas denitrification system technology has good adaptability and adjustability, and can be adjusted and optimized according to different flue gas components and emission requirements.、There are many kinds of catalysts used in the technology, including vanadium-based catalysts and titanium-based catalysts, which can promote the chemical reaction between reductant and NOx at a lower temperature. At the same time, the active components and carrier materials of the catalyst are constantly being developed and improved to improve its catalytic efficiency and service life. This enables the SCR catalytic oxidation flue gas denitrification system technology to maintain efficient denitrification capability in a wider temperature range and more complex flue gas conditions.、The by-products produced by the technology are mainly nitrogen and water vapor, which are harmless to the environment and will not cause secondary pollution. Compared with the traditional wet flue gas denitrification technology, the SCR catalytic oxidation flue gas denitrification system technology does not need to use a lot of water resources and will not produce pollutants such as wastewater, which is more in line with the requirements of environmental protection and sustainable development.、It is famous for its high-efficiency denitration ability, which can usually reach more than 90% denitration efficiency. This means that the SCR catalytic oxidation flue gas denitrification system technology can significantly reduce the concentration of nitrogen oxides (NOx) in flue gas and make it meet strict environmental protection emission standards. This high-efficiency denitration ability is mainly due to the promotion of the catalyst, which makes the chemical reaction between reductant and NOx more rapid and thorough.、The technology is suitable for many industries and processes, such as coal-fired power plants, iron and steel smelting, cement production and so on. These industries will produce a large number of NOx emissions in the production process, and the SCR catalytic oxidation flue gas denitrification system technology can provide effective denitrification solutions for them. In addition, the gate technology can be adjusted and optimized according to different flue gas components and emission requirements to meet different denitration requirements.，Stable operation,energy saving and environmental protection,Stable operation,Less secondary pollution,Promote sustainable development，is a popular SCR catalytic oxidation flue gas denitrification system。