Oil and Gas Well Drilling and Servicing eTool
Back to Illustrated Glossary

Accumulator

The storage device for nitrogen pressurized hydraulic fluid, which is used in operating the blowout preventers.*

Accumulator   Accumulator2

*This is an abridged version of the Dictionary of Petroleum Terms used with permission from PETEX®, The University of Texas, at Austin. All rights reserved © PETEX 2001.