eddy erosion in river bed

The “L”“T” type joints of P208 pump oil warm-up pipeline were scoured by the vortexing,and the evorsion led to crack in weld.

分析了炼油装置P2 0 8泵预热油浆管线L、T型接头的涡流冲蚀导致焊缝开裂泄漏的原因 ,提出了工艺结构改进措