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Case history: Troubleshooting a leaking valve in a hydrogen unit

08.01.2014  |  Yeh, G. J.,  Saudi Aramco, Saudi ArabiaMandal, P. K.,  Saudi Aramco, Riyadh, Saudia ArabiaAlabdulkarim, A. Y. ,  Saudi Aramco, Riyadh, Saudia ArabiaJimenez Rodriguez, J. M.,  Saudi Aramco, Riyadh, Saudia Arabia

Keywords: [valves] [molecular sieves] [hydrogen] [pressure swing absorbption] [PSA]

A Middle East refinery installed a hydrogen plant that was designed to produce 20,000 Nm3/hr of pure hydrogen (H2) to support a diesel hydrotreater. The unit was commissioned in 2006. This H2 plant was equipped with a pressure-swing adsorption (PSA) unit.

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