Hydrocracking

Optimization: Filtration for processes inside refineries

Sullivan, C., Valin Corp.

Proper filtration is one of the most important functions performed inside refineries.

Improve removal of phenolic and amine compounds in a sour water stripper

Argirov, G., Chakarov, P., Pavlova, A., Stratiev, D., LUKOIL Neftohim Burgas

Joint stripping in a refinery sour water stripper (SWS) unit contributes to the concentration of phenols and total nitrogen (N) in the discharged treated water from the wastewater treatment unit.

Optimize a refinery H2 network using spreadsheet tools

Salgado, H., Ecopetrol

One of the major goals in every refining complex is to minimize the utilization of its hydrogen (H2) generation units by maximizing the H2 recovery from residual streams.

S.Korea's GS Caltex says unsure when will restart fire-hit hydrocracker, aromatics unit

SEOUL (Reuters) — GS Caltex, South Korea’s second-largest oil refiner, said on Monday that it was unsure when it would be able to restart a hydrocracker and aromatics unit after they were hit by fire last month.

The lost art of proportional band, and the accidental art of performance monitoring

Kern, A., APC Performance LLC

Most control engineers know that proportional band and controller gain are largely interchangeable terms—both terms refer to the proportional setting of a proportional-integral-derivative (PID) controller and are commonly used by control system manufacturers.

Repsol selects Axens’ new generation of hydrocracking catalysts

Among several other customers, Spanish refiner Repsol has selected Craken catalysts for two of its hydrocracking units, one being a repeated order.

Saudi Aramco, France's Total study mixed feed cracker

KHOBAR, Saudi Arabia (Reuters) — Saudi Aramco and France's Total are considering building a mixed-feed cracker and derivatives in Jubail, near their joint refining complex, industry sources said.

Yokogawa awarded analyzer package order for Oman petchem complex

Yokogawa Electric Corporation announces that its subsidiary, Yokogawa Electric Korea, has received an order to supply an analyzer package solution for the Liwa Plastics Industries Complex, which is being built for Oman Oil Refineries and Petroleum Industries Company (Orpic), a company owned and operated by the Oman government.

Improve energy efficiency with enhanced bundles in tubular heat exchangers

Müller, A., Kropp, A., Köster, R., BAYERNOIL Raffineriegesellschaft mbH; Fazzini, M., Koch Heat Transfer Co. LP

From 2008 to date, 45 twisted tube heat exchangers and bundles have been installed at BAYERNOIL refineries in different units and services, allowing higher heat recovery and contributing to BAYERNOIL’s energy targets.

Metso to supply emergency shutdown valves at Orpic petchem complex in Oman

Metso will supply 400 Neles emergency shutdown (ESD) valves for an ethylene cracker as part of the new Liwa Plastics Industrial Complex (LPIC) Project in Sohar, Oman.