Environment & Safety Gas Processing/LNG Maintenance & Reliability Petrochemicals Process Control Process Optimization Project Management Refining

Equipment

Reliability: When to consider liquid-ring compressors

Process Machinery Consulting: Bloch, H. P.

Liquid-ring compressors (FIG. 1) use the centrifugal whirling of a sealing liquid to create a series of piston-like water columns to trap gas or vapor between the impeller cells of a rotor installed eccentric to its casing.

Business Trends: Non-OEM parts—Buyer beware

Emerson: Boyle, B.

What is the harm in wearing a knock-off Rolex watch?

Honeywell enhances immersive field simulator to meet broader spectrum of training and development requirements

Honeywell announced a new version of its Immersive Field Simulator (IFS) offering, a virtual reality (VR) and mixed-reality-based training tool that incorporates a digital twin of physical plant operations to provide targeted, on-demand, skill-based training for workers.

GE Digital achieves AWS energy competency status

GE Digital, the leading software innovator enabling the power generation and energy industries announced that it has achieved Amazon Web Services (AWS) Energy Competency status.

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

Petrocontrol: Friedman, Y. Z.

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.

Uncommon lessons: Shell-and-tube heat exchangers—Part 2

Air Products and Chemicals, Inc.: Daru, K.
Independent Consultant: Panchal, A.
Reliance Industries Ltd.: Gala, P.

Shell-and-tube heat exchangers (STHEs) are the most common heat transfer process equipment in all types of industrial plants.

Advanced cleaner technology: Leveraging tailored solutions for reliability goals

ExxonMobil Fuels and Lubricants: Hannon, J.

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.

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

Axens: Dorsey, A.  |  Ye, F.  |  Cotte, A.  |  Molinier, M.

Molecular management, energy efficiency and carbon dioxide (CO<sub>2</sub>) emissions have become major focuses for petrochemical complexes, including aromatics plants.

Bringing treatments to a boil

Neptune: Fagan, T.  |  Wong, D.  |  Ester, E.

The function of a boiler is simple. It boils water to produce steam, which, in turn, provides energy.

Considerations for not providing a dedicated spare pressure-relief device

Samsung Engineering: Namilakonda, P. K.

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