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Do you know the maintenance methods for low nitrogen burners

Do you know the maintenance methods for low nitrogen burners

2023-08-09 15:30:44

Author:EBICO

Do you know the maintenance methods for low nitrogen burners
Classification of low nitrogen burners, principles of low nitrogen burners, and characteristics of low nitrogen combustion technology. Low nitrogen burners and low nitrogen oxide burners refer to burners with low nitrogen emissions during fuel combustion. The use of low nitrogen burners can reduce nitrogen oxides during the combustion process
Low nitrogen burner refers to a burner that emits low nitrogen oxides during fuel combustion. The principle is to make one part of the fuel burn too rich and the other part burn too light, but the overall air volume remains unchanged. Due to the combustion of both parts deviating from the stoichiometric ratio, NOx is very low. This type of combustion is also known as biased combustion or non stoichiometric combustion.
The residence time of flue gas in high-temperature areas is one of the main factors affecting the generation of NOx. Improving the mixing of combustion and air can reduce the thickness of the flame surface. Under the condition of constant combustion load, the flue gas is in a high-temperature state on the flame surface. The residence time in this area has been shortened, thereby reducing the generation of NOx. The low nitrogen burner is designed based on this principle.
The maintenance program for a low nitrogen burner includes debugging the low nitrogen burner. A well adjusted low nitrogen burner will be able to achieve higher work efficiency. Portable combustion analyzers can provide accurate information about the operating conditions of low nitrogen burners. A typical burner debugging method includes fuel analysis and a series of adjustments to enable the burner to achieve good operating performance while maintaining combustion power. The basic debugging of the low nitrogen burner can be completed in one day or less, and before conducting various tests.
After completing the complete burner maintenance program, it is particularly important to debug the low nitrogen burner. The debugging of the burner should be carried out under normal conditions. The fuel sample should be taken from the fuel tank to effectively and accurately describe the working condition of the burner.
The debugging of a low nitrogen burner is based on the sampling information of the combustion flue gas. Any adjustments to air and fuel will affect flue gas emissions. It is possible to study the composition of flue gas and analyze combustion efficiency based on this.
Regular maintenance procedures for low nitrogen burners are necessary to avoid downtime and extend the lifespan of the combustion system. This not only reduces the losses caused by downtime and maintenance, but also improves combustion efficiency and saves fuel costs.