Maintenance & Reliability

Shell declares force majeure on chemical supply from Singapore

Royal Dutch Shell has declared force majeure on base chemicals from its ethylene cracker at its Bukom manufacturing site in Singapore following an outage.

HTRI acquires SmartPM fouling management software and services

HTRI, a provider of research, software and services to the thermal process industries, has acquired SmartPM from IHS Markit, a business information provider.

Process disruption accelerates Neste's Porvoo refinery maintenance

Neste has begun maintenance at its Porvoo refinery early, due to a recent process disruption in a production line.

Valero Port Arthur refinery shuts large CDU, coker

Valero Energy Corp. shut the large crude distillation unit and a coking unit at the 335 Mbpd Port Arthur, Texas, refinery as part of an ongoing plant-wide overhaul.

Motiva to proceed with Port Arthur hydrocracker work

Motiva Enterprises will proceed with a two-month overhaul of the hydrocracker at the Port Arthur refinery at the end of September, instead of postponing the work.

Emerson awarded Shell Prelude FLNG contract

Shell Australia has chosen Emerson to provide automation maintenance and reliability services for Shell’s Prelude FLNG facility.

Reliability: Consider amended warranties for rotating equipment

Bloch, H. P., Hydrocarbon Processing Staff

If you have ever encountered a situation where an equipment manufacturer declined to offer warranties, allow us to share three case histories.

Design operations-and-maintenance-friendly pressure vessels—Part 2

Murti, D. G., The Augustus Group

In Part 1 of this article, the assistance provided by standardizations to gain improved vessel performance—vessel outer diameter (OD), component metallurgies, manways and saddles—was discussed.

Identify and correct coke drum foundation bolt failures

Tharakan, J., Suncor Energy Products

Coke drums in many operating plants experience foundation bolt failures.

Case study: Plan and execute a coke drum replacement project

Johnson, B., Phillips 66; Farris, M., Wood Group Mustang

The delayed coking unit is a critical part of a refinery’s crude oil process flow and profitability.