Page 46: of Offshore Engineer Magazine (Sep/Oct 2019)

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REPORT Predictive Maintenance

PREDICTIVE

MAINTENANCE

By Eric Haun sset managers leveraging a long-term contract with BP, the US- advanced sensor technolo- based company is providing predictive gies, vast pools of stored and maintenance and operational support

A processed data, and real-time services for two of the UK supermajor’s analytics are able to foresee—and pre- operating assets in the inhospitable wa- vent—costly component failures. ters West of Shetland.

A recent report from Lloyd’s Register Emerson was the main automation points out that predictive maintenance contractor for the Glen Lyon ? oat- has been proven to lead to cost savings ing production, storage and of? oading of 10% to 40%, yet only 18% of those unit (FPSO) and Clair Ridge platform surveyed in the US oil and gas industry projects, and it secured an additional have adopted this approach. But interest ? ve-year award to provide ongoing op- and real-world implementation is rising. erational support services, remote moni-

As technologies continue to improve toring and predictive maintenance tech- and assets in the offshore oil and gas sec- nologies for both projects.

tor become increasingly digitized, predic- The Clair Ridge and Glen Lyon solu- tive maintenance is emerging as a means tions rely on Emerson’s Plantweb digital toward improved operational productiv- ecosystem technologies, software and ity, ef? ciency and safety, and the bene? ts services, including includes the DeltaV are being seen across the industry. integrated control and safety systems,

The adoption of data analytics and AMS asset management software as digital technologies for asset mainte- well as measurement and control devic- nance and operations can increase pro- es, which deliver real-time production duction and lower maintenance costs, data and analytics to plant personnel. BP presenting a value of £1.5 billion ($1.8 is able locally control operations, while billion) annually to the UK continental remotely monitoring production and as- shelf (UKCS), according to a study pub- set health from an onshore location.

lished in 2018 by the Oil and Gas Au- thority, Technology Leadership Board

Digital twin and the Oil & Gas Technology Center.

A key enabler for predictive mainte-

That same study, which examined nance is the digital twin, which is es- sentially a virtual representation of a the use of data from topsides produc- Experts at Aker Solutions’ software tion and operations equipment, and how physical asset. Importantly, digital twins house ix3 working to create the Nova dig- it can improve production ef? ciency facilitate data driven engineering, pro- ital twin recently looked at how live data and maintenance planning, found that duction and maintenance decisions. streaming and condition performance around 110 million barrels of oil equiva- Aker Solutions is building a complete monitoring (CPM) could be added, said lent was lost to critical equipment fail- digital twin of the production system Are Føllesdal Tjønn, Head of Software ures on the UKCS in 2017. at the Wintershall-Dea-operated Nova Development for Aker Solutions.

? eld currently being developed as a Emerson is one of the ? rms provid- “With live data streaming we can pro- ing predictive maintenance capabilities subsea tieback to the Neptune-operated vide visual remote monitoring and status to help avoid those costly equipment Gjøa platform in the Norwegian section of a subsea control system from any loca- failures and production losses. Under of the North Sea. tion with internet access, using live pro- 46 OFFSHORE ENGINEER OEDIGITAL.COM