Maintenance & Reliability
Hydrogen cyanide in amine systems
Mass transfer rate-based simulation has been used to study hydrogen cyanide ingress and accumulation in amine systems in unprecedented detail. In this article, the chemistry, prevention and possible mitigation using water washing arrangements and reflux purging are discussed quantitatively.
Address measurement challenges in sustainable aviation fuel production
Lipid-based conversion processes for sustainable aviation fuel are similar to fossil-based aviation fuel processes, but they have some critical differences. This article highlights the technical challenges associated with measuring and controlling biofuel-based aviation fuel processes, and provides suggestions to optimize conversion, while minimizing downtime and maintenance costs.
Plant maintenance and design
This article will review various maintenance activities, including emergency repairs, routine preventive and predictive maintenance, annual turnaround and computerized maintenance management.
Control valve maintenance: Tips and general guidelines to ensure efficient operations
Control valves play a critical role in manufacturing units as a final control element. Each valve’s performance impacts production quality and quantity. However, it can also have detrimental effects on a plant’s environmental footprint, as poor control valve maintenance can lead to the escape of fugitive emissions. This article provides tips and guidelines to ensure efficient control valves operations.
Mexico's new Olmeca refinery operated at 17% of capacity in November
Mexican state energy company Pemex resumed refining operations at is new Olmeca refinery in November, working at nearly 17% of its 340,000-bpd capacity after being fully offline in October.
Japan's Taiyo Oil to shut two CDUs at Shikoku refinery for maintenance
Japanese oil refiner Taiyo Oil plans to shut down two crude distillation units (CDUs) at its 138,000-bpd Shikoku refinery in western Japan this week for scheduled maintenance.
Global diesel prices to rely on refinery closures for support in 2025
The global diesel market will likely find price support in 2025 from the closure of about 1% of refining capacity, traders and analysts said, offsetting current weakness and structural downward pressure as the world shifts to cleaner fuels.
Chevron upgrades Pasadena refinery to increase capacity, feedstock and product flexibility
Chevron U.S.A. has completed a retrofit of its refinery in Pasadena, Texas (U.S.), which is expected to increase product flexibility and expand the processing capacity of lighter crudes by nearly 15% to 125,000 bpd.
Digital Feature: A Case Study on achieving visibility into OT cybersecurity policy compliance
This case study details how a U.S.-based Fortune 50 petroleum refiner used PAS Cyber Integrity® to improve OT cybersecurity. By automating asset inventory and vulnerability assessments, the company reduced manual processes, enhanced visibility into cyber risks and improved safety-ultimately saving millions in program costs.
Crude unit at Tupras's Izmir oil refinery expected to restart mid-December
A 151,000-bpd crude unit at the Izmir oil refinery operated by Turkey's Tupras is tentatively expected to restart in mid-December after a fire on Nov. 25.
- Phillips 66 Independent Board Director pens letter to shareholders regarding dispute with Elliott Investment Management 3/28
- Russia increases fuel, diesel supply to Bolivia amid rising energy crisis 3/28
- Cenovus refinery in Ohio (U.S.) plans to shut multiple units for six weeks of work 3/28
- Motiva Texas refinery (U.S.) preparing second attempt to restart FCCU 3/27
- bp plans to sell its mobility and convenience business in Austria 3/27
- BASF starts up its first plant for recycled polyamide 6 3/27
