Process Optimization

Process Control, Instrumentation and Automation: Distillation column DCS control configuration

Friedman, Y. Z., Petrocontrol

Is there a consensus about a distillation column distributed control system (DCS) control strategy? Much has been written about this topic, covering configuration possibilities, constraints and interacting control considerations.

ABB unveils future of process automation

ABB released its white paper which outlines how process automation systems will evolve to support industries as they undergo digital transformation and shift to sustainable energy sources.

History of the HPI: The 1970s: Crises, clean air, plastic bottles and the DCS

Nichols, Lee, Hydrocarbon Processing Staff

The 1970s were marked by several historical events that affected not only the hydrocarbon processing industry (HPI) but nations around the world.

Advanced cleaner technology: Leveraging tailored solutions for reliability goals

Hannon, J., ExxonMobil Fuels and Lubricants

Operators at refineries, petrochemical plants and power generation companies are under constant pressure to reduce maintenance and operational costs, boost productivity, minimize risk of unplanned outages and maximize time between overhaul periods.

Investigations of high pressure drop observed in ASU columns

Xu, F.-J., Zhou, F.-H., Cao, Z.-M., China National Air Separation Engineering Co.; Yang, Q., Zuber, L., Sulzer Chemtech Ltd.; Dong, J.-J., Sulzer Chemtech China

The measured pressure drop of columns in air separation units (ASUs) is often reported as being higher than the predicted pressure drop.

Xylene-loop scheme for minimized GHG emissions and PX production cost

Molecular management, energy efficiency and carbon dioxide (CO2) emissions have become major focuses for petrochemical complexes, including aromatics plants.

Considerations for not providing a dedicated spare pressure-relief device

Namilakonda, P. K., Samsung Engineering

Pressure-relief devices play a critical role in the hydrocarbon processing industry.

Managing complexity in engineering and construction projects

Corrales, J., Veiga, J. P., Tecnicas Reunidas

It is widely accepted that new management methods are needed to curb the frequent delays and cost overruns observed in engineering and construction projects.

Assessment protocol for nozzle loads on pressure vessels

Stikvoort, W., P3 Engineering

From a historical perspective, the traditional approach to deal with “unknown magnitude of nozzle loads” can be summarized here.

Save energy and reduce CO2 emissions with closed-loop optimization of utilities networks

Lodolo, S., Aspen Technology

Oil and gas, petrochemical and chemical companies face the difficult challenge of maximizing profitability while achieving aggressive decarbonization objectives set for 2030 and beyond.