System and method capable of carrying out flue gas denitration and efficiency increasing through ozone
An ozone and flue gas technology, applied in the field of industrial waste gas purification, environmental protection and energy, can solve the problems of high site requirements, complex fuel, large ammonia escape, etc., and achieve the effects of saving space, ensuring normal use, and saving investment
Inactive Publication Date: 2020-06-12
ZHEJIANG HOPE ENVIRONMENTAL PROTECTION ENG
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The invention relates to the field of industrial waste gas purifying environment friendliness and energy, in particular to a system and method capable of carrying out flue gas denitration and efficiency increasing through ozone. The system capable of carrying out flue gas denitration and efficiency increasing through the ozone comprises a circulating fluidized bed boiler and an online monitoring system, a gas outlet pipe of the circulating fluidized bed boiler is connected with a cyclone separator, a gas outlet pipe of the cyclone separator is connected with a flue, the flue is internally andsequentially provided with a high-temperature economizer, a denitration catalyst, and a medium/low temperature economizer, an ozone generation system is connected to the gas outlet pipe of the circulating fluidized bed boiler, a gas inlet pipe and the gas outlet pipe of the cyclone separator are connected with ammonium hydroxide supply systems, the flue is provided with an ash blowing system usedfor removing accumulated ash on the surface of the denitration catalyst, SNCR and SCR methods can be coupled, the denitration efficiency can be improved, the NOx ultra-emission needs can be met, the site can be saved, and the investment can be saved.
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