Coke drums are subject to severe bulging and cracking after a few years of operation. 焦炭塔在运行若干年后出现严重的鼓胀与开裂。
Grooving in the skirt of coke drum is able to lighten the stiffness impact on the skirt and reduce the thermal stress on its fillet weld. 摘要在焦炭塔裙座上开设柔性槽能够减轻裙座刚度影响,降低裙座角焊缝处热应力。