Process Optimization
Mitigate fouling in crude unit overhead—Part 2
Up to 50% of the refinery’s entire corrosion expense may occur in the crude unit. The root causes of the fouling and corrosion issues are often linked to the basic unit configuration choices, as ..
Improve solvent recovery in wax production
The solvent-recovery section of the deoiling unit for wax production consumes substantial energy. In this study, the effects of operating conditions (pressure), energy consumption and cost, and proces..
Update temperature control for a Claus unit with neural networks
The Natref oil refinery in Sasolburg, South Africa, had experienced refractory problems in the sulfur recovery unit’s (SRU’s) combustion chamber since startup (Fig. 1). Even though the SRU w..
HP Reliability: Maintain proficiency in root-cause-failure analysis
Earlier in the year, the author attended a series of client and organizers’ presentations at the 2013 TapRooT Summit in Gatlinburg, Tennessee. TapRooT is a structured failure analysis and trouble..
HP Integration Strategies: Operational integrity management at Statoil
Asset-intensive industries continue to suffer from unplanned downtime, failure to meet planned production rates, and too many safety and environmental incidents. Until companies can manage and mitigat..
HP Automation Safety: MTTR: Reality vs. calculation
Many reliability engineers trained before IEC 61508 know the acronym MTTR as “mean time to repair.” I certainly learned that definition. Naturally, I think of the time it takes to repair som..
HP Industry Perspectives: Is it too early to be optimistic for 2014?
The increased availability of natural gas supplies are redefining energy conditions. New natural gas reserves are shifting the order for producing nations. Shale gas reserves, once difficult to extrac..
HP Brief
LNG terminal to be built in Uruguay GDF Suez has signed a 15-year contract with Gas Sayago for LNG storage and regasification services in Uruguay. Commercial operation of the new terminal is expected ..
CF to expand US ammonia, urea production plants
CF Industries is constructing new ammonia and urea/UAN plants at its Donaldsonville complex and new ammonia and urea plants at its Port Neal complex. In combination, these two new facilities will be able to produce 2.1 million tpy of gross ammonia and upgraded products such as granular urea.
Shell selects Wood Group for engineering services on Scotland gas, NGL plants
Wood Group employs around 500 people under this contract and provides project management, engineering, construction, commissioning, maintenance support and supply chain management services. Wood Group will also be providing fabric maintenance services, as part of the new contract.
- XRG acquires upstream stake in Vaca Muerta to support the Argentina LNG project 6/29
- Baker Hughes extends long-term service agreement with Nigeria LNG to support critical expansion project 6/29
- Technip Energies, Alterra and Neste launch Nerea, a standardized modular solution for plastic chemical recycling 6/29
- KBR technology selected for 100,000-tpy ethanol-to-jet SAF plant in Singapore 6/29
- Acelen to license Alfa Laval's HVO pre-treatment technology for Brazilian biorefinery 6/29
- Mitsubishi Gas Chemical and Gold Hydrogen sign MoU to assess green methanol production in Australia 6/29
