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Recover from a steam reformer tube rupture

06.01.2013  |  Yeh, G. J.,  Saudi Aramco, Saudi ArabiaGriman, J. ,  Saudi Aramco, Ras Tanura, Saudi ArabiaNajrani, M. ,  Saudi Aramco, Ras Tanura, Saudi Arabia

Keywords: [steam reformer] [tube rupture] [high temperature] [refining] [furnace] [heat crack] [root cause analysis] [pressure drop] [scan]

Most operational problems in the hydrogen plant occur at the steam reformer. The steam reformer is typically operated at high temperatures (810°C process gas) and high pressures (20 atmg) to maximize economics. Under such severe operating conditions, the steam reformer can be exposed to more operational problems during process variable changes, startup, shutdowns or unexpected unit trips than any other process equipment.

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