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Hydraulic accumulators (Qtpfh)

Definition
Energy storage devices for storing hydraulic fluid under pressure. The energy absorbing mechanism may be a spring, external weight, or an inert gas with a precharge pressure. (Source: AASHTO Glossary)
Broader Term
Energy storage devices (Qtpf)
Related Terms (Hierarchical)
Electric batteries (Qtpfb)
Fuel cells (Qtpff)
Solar collectors (Qtpfs)