And driving SCR denitration ammonia spraying targeted control loop based on model
A control loop, model-driven technology, applied in special data processing applications, design optimization/simulation, etc., can solve the problems of tail flue accumulation and corrosion, increase operating costs, waste, etc., to improve economic operation level and improve operating economy. performance, improving dynamic quality
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[0034] The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.
[0035] According to the reaction mechanism and operation data of SCR denitrification, the influence of flue gas parameters at SCR inlet and ammonia escape at SCR denitrification outlet on the denitrification efficiency was studied, and the optimal ammonia / nitrogen molar ratio was determined according to the NOx control requirements at SCR outlet; Accurate measurement of gas flow is one of the key parameters for calculating the amount of ammonia injection. Due t...
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