The utility model discloses a SCR denitration device, the device comprises an economizer, SCR reactor and air preheater, the economizer is connected with the bottom of the entrance through the top of the flue and the SCR reactor, the SCR through the bottom of the reactor outlet flue connected with the air preheater, the entrance the flue is arranged in the ammonia injection grid, at the junction of the entrance flue of the SCR reactor with a guide plate, the SCR reactor is arranged in a multilayer catalyst, the device also comprises a distributioin egg lattice, the distributioin eggs arranged in the guide plate and the lattice between a layer of catalyst. The utility model can ensure the uniformity of the air flow and the mixing uniformity of the ammonia nitrogen, and ensure the normal operation of the low load denitration device.
【技术实现步骤摘要】
【技术保护点】
一种SCR脱硝装置，该装置包括省煤器、SCR反应器和空预器，所述省煤器的底部通过入口烟道与SCR反应器的顶部连接，所述SCR反应器的底部通过出口烟道与空预器连接，所述入口烟道内安装有喷氨格栅，所述入口烟道与SCR反应器的连接处设有导流板，所述SCR反应器内设置有多层催化剂，其特征在于，该装置还包括气流均布蛋格，所述气流均布蛋格设置在导流板与最上一层催化剂之间。
【技术特征摘要】
【专利技术属性】
技术研发人员：赵红，薛菲，应凌俏，韩长民，徐尹生，
申请(专利权)人：武汉凯迪电力环保有限公司，
类型：新型
国别省市：湖北;42
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