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Title: Cycloidal wave energy converter using fixed differential buoyancy to control operating torques

Patent ·
OSTI ID:2222047

A floating mooring system for a single CycWEC applies counter forces and torques to keep a generator suitably stationary for power generation without requiring fixed attachments to the ocean floor or requiring a large frame interconnecting multiple CycWECs. The mooring system uses floats or floatation structure with differential ballasting to counter operating torque and drag plates to counter reactive forces. The floatation structures may be used to float the CycWEC for transport to a deployment location, where changing the overall ballasting of the floatation structures submerges the CycWEC to a desired depth and differential ballasting in the floatation structures counts expected operating torques.

Research Organization:
Atargis Energy Corporation, Pueblo, CO (United States)
Sponsoring Organization:
USDOE
DOE Contract Number:
EE0008626
Assignee:
Atargis Energy Corporation (Pueblo, CO)
Patent Number(s):
11,719,216
Application Number:
17/218,828
OSTI ID:
2222047
Resource Relation:
Patent File Date: 03/31/2021
Country of Publication:
United States
Language:
English

References (8)

Efficient wave energy conversion using cycloidal turbines patent August 2015
Cyclical wave energy converter patent March 2010
Vortex shedding cyclical propeller patent July 2010
Cyclical wave energy converter patent January 2012
Method and system for wave energy conversion patent March 2017
Clustering of cycloidal wave energy converters patent March 2016
Ocean floor mounting of wave energy converters patent January 2015
Semi-Submersible Hydroelectric Power Plant patent-application January 2008

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