A catalytic combustion pilot ignition device and method utilizing thermochemical heat storage

Abstract

A catalytic combustion ignition start-up device utilizing thermochemical heat storage, comprising a thermochemical heat storage reaction system and a catalytic combustion chemical reaction system, the thermochemical heat storage reaction system performs a chemical reaction in which heat is released from a heat storage material to generate a thermochemical The thermal storage reaction product, the catalytic combustion chemical reaction system absorbs the heat released by the thermal storage material to start the catalytic combustion ignition, and after the catalytic combustion ignition starts, the catalytic combustion releases the heat. The heat in the thermochemical thermal storage reaction system The chemical heat storage reaction product absorbs the heat released by catalytic combustion and re-decomposes to generate heat storage materials to realize heat storage. A catalytic combustion ignition start-up method using thermochemical heat storage, performing a chemical reaction on heat storage materials to release heat; using the heat released by heat storage materials for catalytic combustion ignition start-up; catalytic combustion after catalytic combustion ignition start-up The heat is released, and the thermochemical heat storage reaction product absorbs the heat released by catalytic combustion and decomposes again to form a heat storage material to realize heat storage.

Description

technical field [0001] The invention relates to the field of catalytic combustion ignition start-up, in particular to a catalytic combustion ignition start-up device and method utilizing thermochemical heat storage. Background technique [0002] The use of catalysts to improve combustion efficiency and reduce the formation of undesired products is often referred to as catalytic combustion. Catalytic combustion is a typical gas-solid phase catalytic reaction, which can significantly reduce the activation energy of reactant molecules, reduce energy consumption, and improve reaction conversion efficiency. Catalytic combustion is a low-energy, high-efficiency, and environmentally friendly organic waste treatment technology. In addition, catalytic combustion technology can effectively solve the problems of unstable gas phase combustion and insufficient fuel combustion at the microscale. [0003] In the catalytic combustion device, the ignition methods to start the catalytic com...

AI Technical Summary

Problems solved by technology

However, the electric heating method can usually only achieve small-scale heating, and cannot heat a large amount of gas at the same time, which may prolong the start-up time of catalytic combustion

In addition, the above-mentioned catalytic combustion start-up methods have higher requirements for ignition sources and heating sources, and increase the complexity of catalytic combustion devices and increase energy consumption, which limits the application of catalytic combustion technology and reduces Improve the convenience of catalytic combustion device operation

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