一种用于核电站管道泄漏率试验的混合器制造技术

本发明专利技术公开了一种用于核电站管道泄漏率试验的混合器，包括前部混合器与后部混合器，前部混合器内部设嵌套管，嵌套管与过热蒸汽管道相连通，前部混合器外部周向与过冷水管道相连通，过冷水经前部混合器的外部周向通道进入前部混合器内部与蒸汽混合；后部混合器内设置前部混流板及后部混流板，所述前部混流板和后部混流板上分别沿周向设有若干通孔，通孔的轴向方向与所在混流板的轴向方向成一定角度依次倾斜设置。本发明专利技术所提供的试验装置使过热蒸汽和过冷水经过两次混合就可实现过热蒸汽和过冷水充分混合，提高了实验系统试验过程的稳定性和可操作性。

Mixer for pipeline leakage rate test of nuclear power station

The invention discloses a method for nuclear power plant pipeline leak rate test of the mixer, including the front and rear of the mixer mixer, the mixer located within the casing front block, block casing and superheated steam pipe is communicated with the external circumferential front mixer is communicated with the water pipe, water through the anterior external circumferential mixer channel into the front of the mixer the internal mixer is mixed with steam; the rear set front plate and rear plate Francis Francis, the front and rear plate flow along the circumferential flow plate are respectively provided with a plurality of through holes, the through hole in the axial direction and in the axial direction of Francis plate into a certain angle in inclined. The test device provided by the invention can make the superheated steam and the supercooled water pass through two times to realize the full mixing of the superheated steam and the supercooled water, thereby improving the stability and operability of the experimental system.

【技术实现步骤摘要】

【技术保护点】
一种用于核电站管道泄漏率试验的混合器，其特征在于：包括前部混合器（1）与后部混合器（2），前部混合器（1）内部设置嵌套管（3），所述嵌套管（3）与过热蒸汽管道相连通，嵌套管（3）上设有若干供蒸汽透出的小孔（10），前部混合器（1）外部周向与过冷水管道相连通，过冷水经前部混合器（1）的外部周向通道（11）进入前部混合器（1）内部与蒸汽混合；后部混合器（2）内设置能使汽水混合物沿不同方向旋转的前部混流板（8）及后部混流板（9），所述前部混流板（8）和后部混流板（9）上分别沿周向设置有若干通孔（6、7），通孔（6、7）的轴向方向与所在混流板（8、9）的轴向方向成一定角度依次倾斜设置。

【技术特征摘要】

【专利技术属性】
技术研发人员：杨振东，毕勤成，王春明，王艳苹，杨林民，王长东，邢继，张翔宇，王晓江，于凤云，王宏杰，李军，
申请(专利权)人：中国核电工程有限公司，西安交通大学，
类型：发明
国别省市：