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Glossary

StepChange Global Digital and Integrated Operations glossary

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There are currently 22 names in this directory beginning with the letter E.
e-Field
Electric Oilfield

Please see SPE technical papers 68189-MS and 119681-MS for further technical details
E&A
Exploration and appraisal
E&P
Exploration and Production
EAGE
EBS
Exception Based Surveillance (BP and Shell acronym)

For the BP use case, please see SPE technical paper 192627-MS for further technical details

For the Shell use case, please see SPE technical paper 127860-MS for further technical details
ECD
Equivalent Circulating Density
Echo
Echo is the Equinor digital twin for their Johan Sverdrup offshore operations, a 3D model used for planning, support, optimization, and followup of operations and maintenance

See example SPE technical paper OTC-30477-MS for further technical details
Edge computing
Edge computing brings computation and data storage capabilities near to where it is actually needed, thereby improving hardware response times and reducing data transmission bandwidth
EDSC
Equipment Decision Support Center (Chevron acronym)
EDW
Enterprise Data Warehouse, please see entry for Data Warehouse
EHS (aka HSE and HSEQ and QHSE)
EMS
Events Management System (Total acronym)
Energy in Data
Energy in Data Conference, a joint society data conference held by the AAPG, SEG,and SPE,
EOR
Enhanced Oil Recovery, also termed tertiary recovery

Chevrons use of EOR methods is presented here
ERA
Electronic Asset Development (a Gazprom Neft acronym, from Russian) is their strategy for developing digital initiatives in all areas of exploration and production, including geological prospecting, geology, drilling, development, production, and field construction

ERA:ISKRA is an integrated system for conceptual asset development, a key part of the Gazprom Neft ERA digital product family
ERD
ERT
ESD
(i) Equivalent Static Density

(ii) Engineering Simulator for Drilling (legacy Amoco acronym)

Please see SPE technical paper 14732-MS for further technical details
ESP
Electrical Submersible Pump
ESP
Event Stream Processing (Shell Acronym)
ETP
Energistics Transfer Protocol by Energistics

The ETP pilot project was described in the January 2018 issue of World Oil magazine
EXPEC ARC
Exploration and Petroleum Engineering Center - Advanced Research Center (Saudi Aramco acronym)

Geophysics research work at the Saudi Aramco EXPEC ARC is discussed here