摘要：【中文】本发明涉及一种SCR脱硝系统烟气旋流混合装置，包括沿烟气流动方向布置于喷氨支管后的旋流混合器均匀装置，所述旋流混合器均匀装置由多个旋流混合器平铺排列组成，所述旋流混合器与所述喷氨支管相对布置，用以覆盖所述喷氨支管喷出的稀释氨气；所述旋流混合器由内外两组旋流叶片组成，两组旋流叶片的旋转方向相反，两组旋流叶片之间设有用于分割气流通道的圆形隔板。本发明能够加强烟气与稀释氨气混合效果，提高脱硝反应效率。 【EN】The invention relates to a flue gas cyclone mixing device of an SCR (selective catalytic reduction) denitration system, which comprises a cyclone mixer homogenizing device arranged behind an ammonia spraying branch pipe along the flow direction of flue gas, wherein the cyclone mixer homogenizing device is formed by tiling and arranging a plurality of cyclone mixers, and the cyclone mixers are arranged opposite to the ammonia spraying branch pipe and are used for covering diluted ammonia gas sprayed by the ammonia spraying branch pipe; the cyclone mixer is composed of an inner cyclone blade set and an outer cyclone blade set, the two sets of cyclone blades rotate in opposite directions, and a circular partition plate for partitioning an airflow channel is arranged between the two sets of cyclone blades. The invention can enhance the mixing effect of the flue gas and the diluted ammonia gas and improve the denitration reaction efficiency.

摘要：【中文】本发明涉及一种SCR脱硝系统导流板磨损可视化方法，包括：步骤1，建立粒子示踪模型，得到粉尘颗粒在烟气中的运行轨迹；步骤2，建立颗粒磨损模型，得到粉尘颗粒撞击导流板、整流栅、催化剂层和叶片区域的颗粒‑金属接触冲蚀量；步骤3，将粉尘颗粒在烟气中的运行轨迹及颗粒‑金属接触冲蚀量进行可视化显示，以定量评估导流板、整流栅、催化剂层和叶片区域的磨损程度。本发明可对SCR脱硝系统内导流板、整流栅的冲蚀磨损程度进行定量显示评估。 【EN】The invention relates to a method for visualizing abrasion of a guide plate of an SCR (selective catalytic reduction) denitration system, which comprises the following steps of: step 1, establishing a particle tracing model to obtain a running track of dust particles in flue gas; step 2, establishing a particle abrasion model to obtain particle-metal contact erosion quantity of dust particles impacting a guide plate, a flow-guiding gate, a catalyst layer and a blade area; and 3, visually displaying the running track of the dust particles in the flue gas and the particle-metal contact erosion amount to quantitatively evaluate the wear degree of the guide plate, the rectifying grid, the catalyst layer and the blade area. The invention can quantitatively display and evaluate the erosion abrasion degree of the guide plate and the rectifier grid in the SCR denitration system.

摘要：【中文】本发明涉及一种SCR脱硝系统导流板磨损可视化系统，包括：粒子示踪模块，用于建立粒子示踪模型，以得到粉尘颗粒在烟气中的运行轨迹；颗粒磨损模块，用于建立颗粒磨损模型，以得到粉尘颗粒撞击导流板、整流栅、催化剂层和叶片区域的颗粒‑金属接触冲蚀量；可视化模块，用于将粉尘颗粒在烟气中的运行轨迹及颗粒‑金属接触冲蚀量进行可视化显示，以定量评估导流板、整流栅、催化剂层和叶片区域的磨损程度。本发明可对SCR脱硝系统内导流板、整流栅的冲蚀磨损程度进行定量显示评估。 【EN】The invention relates to a guide plate abrasion visualization system of an SCR denitration system, which comprises: the particle tracing module is used for establishing a particle tracing model so as to obtain the running track of the dust particles in the flue gas; the particle abrasion module is used for establishing a particle abrasion model so as to obtain particle-metal contact erosion quantity of dust particles impacting the guide plate, the rectifying grid, the catalyst layer and the blade area; and the visualization module is used for visually displaying the running track of the dust particles in the flue gas and the particle-metal contact erosion amount so as to quantitatively evaluate the wear degree of the guide plate, the rectifying grid, the catalyst layer and the blade area. The invention can quantitatively display and evaluate the erosion abrasion degree of the guide plate and the rectifier grid in the SCR denitration system.