Introduction to Low temperature catalyst furnace external denitrification system and SCR flue gas denitrification structure principle

Low temperature catalyst furnace external denitrification systemdelective catalytic reduction technology is an efficient flue gas denitrification technology.，is designed by One-combustion energy saving with advanced technology。The following is to introduce the Low temperature catalyst furnace external denitrification system:

1、Brief introduction of Low temperature catalyst furnace external denitrification system

Low temperature catalyst furnace external denitrification systemthe full name is selective catalytic reduction technology, which is an advanced flue gas denitrification technology.。

Low temperature catalyst furnace external denitrification system

2、Low temperature catalyst furnace external denitrification system function

Low temperature catalyst furnace external denitrification systemit has the functions of Improve working conditions, Improve energy efficiency, environmental protection, Improve energy efficiency and Promote sustainable development，is a common Low temperature catalyst furnace external denitrification system，features include Mature technology, Strong adaptability, High denitration efficiency, Promote sustainable development and Strong adaptability，at runtime,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.，it is mainly composed of Catalyst reactor, Catalyst supply system, control system, Flue gas mixing and distribution system and Temperature control and monitoring system。

Low temperature catalyst furnace external denitrification system

3、Advantages of Low temperature catalyst furnace external denitrification system principle

Low temperature catalyst furnace external denitrification systemat work,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.，The structure is novel, special, advanced, reasonable and scientific.，it is mainly composed of Catalyst reactor, Catalyst supply system, Flue gas mixing and distribution system, Temperature control and monitoring system and control system，It is famous for its high-efficiency denitration ability, which can usually reach more than 90% denitration efficiency. This means that the Low temperature catalyst furnace external 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 initial investment of technology may be high, but in the long run, its economic feasibility is remarkable. The high-efficiency denitration ability of Low temperature catalyst furnace external denitrification system technology can significantly reduce the environmental emission cost of enterprises and avoid fines and legal risks due to illegal emissions. In addition, Low temperature catalyst furnace external denitrification system technology can also reduce operating costs and improve the economic benefits of enterprises by recycling heat energy.、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 Low temperature catalyst furnace external 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.、The initial investment of technology may be high, but in the long run, its economic feasibility is remarkable. The high-efficiency denitration ability of Low temperature catalyst furnace external denitrification system technology can significantly reduce the environmental emission cost of enterprises and avoid fines and legal risks due to illegal emissions. In addition, Low temperature catalyst furnace external denitrification system technology can also reduce operating costs and improve the economic benefits of enterprises by recycling heat energy.、It is famous for its high-efficiency denitration ability, which can usually reach more than 90% denitration efficiency. This means that the Low temperature catalyst furnace external 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.，is a Low temperature catalyst furnace external denitrification system，the product looks beautiful.。

Low temperature catalyst furnace external denitrification system

4、Low temperature catalyst furnace external denitrification system application

Low temperature catalyst furnace external denitrification systemIt can be used for environmental protection, Improve product quality, Promote sustainable development, Flue gas denitrification, Improve product quality, environmental protection and so on，it has the functions of Promote sustainable development, environmental protection, Promote sustainable development, Improve energy efficiency and Improve working conditions，it is an ideal choice for customers to buy Low temperature catalyst furnace external denitrification system。

Low temperature catalyst furnace external denitrification system

5、Introduction of Low temperature catalyst furnace external denitrification system characteristics

Low temperature catalyst furnace external denitrification system has the following characteristics

1. selectivity

Under the action of catalyst, the reducing agent mainly reacts with NOx selectively, but less with other components (such as oxygen) in flue gas, thus reducing unnecessary consumption.

2. High denitration efficiency

The denitration efficiency of Low temperature catalyst furnace external denitrification system technology can reach more than 90%, and it is a widely used post-combustion denitration technology at present.

3. Environmental protection

The final products of Low temperature catalyst furnace external denitrification system technology are harmless nitrogen and water vapor, which will not cause secondary pollution to the environment.

4. Strong adaptability

Low temperature catalyst furnace external denitrification system technology can meet the needs of flue gas denitrification under different working conditions and has a wide range of applications.

5. Stable operation and stability

The technology runs stably and reliably, and is suitable for various scenarios with large changes in flue gas flow, composition and concentration.

Low temperature catalyst furnace external denitrification system

6、Low temperature catalyst furnace external denitrification system structure

The Low temperature catalyst furnace external denitrification system structure is introduced as follows:

1. Temperature control and monitoring system

It is used to monitor and control the temperature of the reactor to ensure that the chemical reaction is carried out in the optimal temperature range.

2. Reducing agent supply

Reducing agents such as liquid pure ammonia or ammonia water (aqueous solution of ammonia) are evaporated and mixed with diluted air or flue gas.

3. 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.

4. 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.

5. Temperature control and monitoring

The temperature in the catalyst reactor is maintained within the optimal reaction temperature range through the temperature control and monitoring system.

Low temperature catalyst furnace external denitrification system

Low temperature catalyst furnace external denitrification systemthat is, selective catalytic reduction technology is a technology used to reduce the emission of nitrogen oxides in flue gas.，the main structure includes control system, Catalyst supply system, Temperature control and monitoring system, Catalyst reactor, Flue gas mixing and distribution system and so on，Low temperature catalyst furnace external denitrification systemThe overall structural design is simple, diverse and beautiful.，multifunctional, with functions such as Improve working conditions, environmental protection, Improve energy efficiency, environmental protection and Improve working conditions。