Maintenance & Reliability

High-frequency acoustic excitation—Part 2

Datta, A. K., Process Consultant

Failure of a piping section at the outlet of pressure safety valves (PSVs) and control valves—where significant differential pressure exists (particularly in gas processing industries)—is a common problem in industries.

Down with downtime: Repair complex petrochemical components with selective electroplating

Arana, T., SIFCO ASC

The volatile impact of the coronavirus pandemic hit at the same time the petrochemical industry was entering a downcycle.

Strategies to minimize piping thermal maintenance system cost without compromising performance

Forbes, B., AMETEK

Where process fluid must be maintained within a certain operating temperature window, the piping will likely require the application of a thermal maintenance system.

Double-suction centrifugal compressor in ethylene plant inlet piping design

Zardynezhad, S., TurboTech Consulting Corp.

Centrifugal compressors are designed with different suction nozzle orientations and impeller layouts in casing.

Optimizing failure data analysis

Stewart, L., Statham, S., exida LLC

A critical objective of engineers who design an automatic protection system is to lower the false trip rate and to lower a key metric called average probability of failure on demand (PFDavg).

Specifying internals in sour water strippers—Part 2

Sour water stripping is a common process in petroleum refineries and other processes where hydrogen sulfide (H2S) is present.

Specifying internals in sour water strippers—Part 1

A sour water stripper (SWS) system is a common process in petroleum refineries and other processes where hydrogen sulfide is present.

Successes and challenges installing the first proprietary closed-coke slurry system

Kaminski, M., LOTOS Asfalt; Manral, V., Heeswijk, B. V., Chevron Lummus Global; Graeter, F., Knuedel, S., TRIPLAN GmbH

The authors’ companya licensed a two-drum delayed coking technology process unit to Grupa LOTOS in Gdansk, Poland.

Smart manufacturing standardization: Driving global interoperability for enabling factories of the future

Singh, S., ABB

Smart manufacturing is a topic that has generated considerable discussions within industry and standards organizations.

A compliant solution for repairing corroded acid lines with composite materials

Composite materials have been utilized for the repair of corroded or damaged piping in refineries, chemical plants and other highly aggressive operating and production plants around the world for decades.