SeaDog Wave Pump

A single acting piston actuated by a buoyancy float inside of a chamber is used to pump high pressure seawater for desalination or electricity generation via a gravity fed turbine. Multiple units are designed to operate in parallel.

Technology Developer

SeaDog Systems Inc

Additional Information

Device Website

Device Status Is the device actively being developed or is available for purchase (active)? Or has development or support ended (inactive)?

Active

Technology Type

Point Absorber

Power Take-Off Mechanism that converts the motion of the prime mover into a useful form of energy such as electricity, learn more

Direct Use

Surface Expression

True

Estimated TRL Estimated Technology Readiness Level scale from 1 to 9 with 9 being the most mature technology

TRL Last updated: 22 September 2023

6

Energy Resource

Wave

Water Column Position

Last Modified

2 July 2025

Citation Formats

“SeaDog Wave Pump.” Marine Energy Projects Database: Devices, PRIMRE, United States Department of Energy, https:https://openei.org/wiki/PRIMRE/Databases/Projects_Database/Devices/SeaDog_Wave_Pump. Accessed <day> <monthRoman> <year>.

Marine Energy Projects Database: Devices. <year>. "SeaDog Wave Pump." Accessed <monthRoman> <day>, <year>. https:https://openei.org/wiki/PRIMRE/Databases/Projects_Database/Devices/SeaDog_Wave_Pump.

PRIMRE/Databases/Projects Database/Devices/SeaDog Wave Pump

SeaDog Wave Pump

Citation Formats