Environment

Dual-mechanical seal arrangement for hot pump service

Zardynezhad, S., TurboTech Consulting Corp.

Selecting mechanical seals for hot services in an oil refinery or petrochemical plant is always a challenging task—and it is a task that needs careful attention, since the wrong seal selection can have a significant impact on pump reliability and availability.

Keeping fugitive emissions costs down with low-E valves

Hunsicker, S., Swagelok

Fugitive emissions have become an increasingly critical area of interest for chemical processing and refining facilities.

Editorial Comment: IRPC Process: A sincere thanks to all

Nichols, Lee, Hydrocarbon Processing Staff

Last month, Hydrocarbon Processing hosted the International Refining and Petrochemical Conference (IRPC).

Why EPC firms are accelerating digitalization

Donnelly, P., AspenTech

Even before the challenges of the COVID-19 pandemic emerged, engineering, procurement and construction (EPC) firms were already under considerable stress.

Reverse refining: A novel approach to the refining process

Echenagucia, J. E., Heatoil Solutions LLC

The crude oil refining processing sequence is based on the separation of distillate products from heavier ones and concentrating the heavy molecules of the barrel for processing at the end of the refining run.

Project Optimization: Improve propylene recovery at FCC and DCU gas plants with mobile industrial refrigeration

Capra, M., Aggreko Process Services EMEA

Polypropylene demand remained strong through the 2020 pandemic crisis and is booming in the Asia region, driven by strong Chinese import growth.

Reliability: Thinking outside of the box

Bloch, Heinz P., Hydrocarbon Processing Staff

In late 1989, the Milwaukee Metropolitan Sewage District asked the author to present a three-day equipment maintenance course at one of its large effluent treatment facilities.

A critical analysis of CO2 capture technologies

Jha, A., Ravuru, V., Yadav, M., Mandal, S., Das, A. K., Reliance Industries Ltd.

The use of fossil fuels as a source of energy continues to add carbon dioxide to the atmosphere, causing detrimental effects to the environment.

Ethylbenzene plant debottleneck with a high-activity transalkylation catalyst

Liu, G., Tianjin Dagu Chemical Co., Ltd.; Sundararaman, R., ExxonMobil Chemical Co.; Cao, J., ExxonMobil Catalysts and Licensing

Modern commercial ethylbenzene (EB) plants use liquid-phase alkylation processes with zeolite catalysts to achieve high product yields.

Key instrumentation technologies to tackle the toughest measurement challenges

Oberle, C., Bonkat, T., Emerson Automation Solutions

Just as some people seek out extreme sports, process manufacturing has its extreme applications, and engineers who design for these environments must find ways to safely contain and monitor all manner of dangerous reactions and products.