HARMFUL EXHAUST GAS REDUCTION DEVICE FOR A BOILER

The present invention relates to a harmful exhaust gas reduction device for a boiler. According to the present invention, the harmful exhaust gas reduction device for a boiler comprises: a combustion unit having an outdoor air supply pipe supplying outdoor air to a combustion chamber, a fuel supply...

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Bibliographic Details
Main Authors HEO, KI TAE, SON, BOK SOO
Format Patent
LanguageEnglish
Korean
Published 11.05.2018
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Summary:The present invention relates to a harmful exhaust gas reduction device for a boiler. According to the present invention, the harmful exhaust gas reduction device for a boiler comprises: a combustion unit having an outdoor air supply pipe supplying outdoor air to a combustion chamber, a fuel supply pipe supplying fossil fuel to the combustion chamber, a burner burning the fossil fuel in the combustion chamber, and an exhaust gas discharge pipe discharging exhaust gas generated in a combustion process of the fossil fuel to the outside of the combustion chamber; a first catalyst supply unit supplying first gas containing a first denitrification and desulfurization catalyst to the outdoor air supply pipe; and a second catalyst supply unit supplying second gas containing a second denitrification and desulfurization catalyst to the exhaust gas discharge pipe. 본 발명은 보일러의 유해 배기가스 저감장치에 관한 것으로서, 본 발명에 따른 보일러의 유해 배기가스 저감장치는 외부공기를 연소실로 공급하는 외기공급관과, 화석연료를 연소실로 공급하는 연료공급관과, 연소실 내에서 화석연료를 연소시키는 버너와, 화석연료의 연소과정에서 발생하는 배기가스를 연소실 외부로 배출하는 배기가스 배출관이 형성된 연소부; 상기 외기공급관에 제1 탈질·탈황 촉매를 포함하는 제1기체를 공급하는 제1촉매 공급부; 및 상기 배기가스 배출관에 제2 탈질·탈황 촉매를 포함하는 제2기체를 공급하는 제2촉매 공급부;를 포함하는 것을 특징으로 한다.
Bibliography:Application Number: KR20160144959