pipe riser

基本解释

Remote-controlled machines smash the sulfide deposits, which are then hoovered up through a riser pipe to a vessel on the surface.
硫化物沉淀会先被遥控机器粉碎，然后通过一个升流管被吸到位于海面的容器中。
In associated with practical riser design project, the stability of a pipe-in-pipe riser with application of ice load was analyzed through the finite element method.
结合实际工程，介绍了建立立管有限元模型的方法，使用有限元方法分析了双层立管在冰荷载作用下的稳定性。
"Declined pipe-riser" structure is usually installed on ocean platform especially in deep water, which will lead to severe slug flow easily and impact the production.
海底管道普遍存在“下倾管-立管”结构，这种结构极易引发立管严重段塞流，影响正常生产。

As early as five hours before the explosion drillers noticed unexpected loss of fluid in the riser pipe, indicating leaks in a part of the blowout preventer.
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Inside the riser pipe is a space about half a meter in diameter, large enough to hold the spinning drill pipe and bit and to allow the return flow of drilling fluid.
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Within about a one square mile area around that wellhead and the riser pipe and everything else, at any particular time you could have between 14 and 20 ROVs operating down there.
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