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An ocean thermal energy conversion power plant built by Makai Ocean Engineering went operational in Hawaii in August 2015. The governor of Hawaii, David Ige, "flipped the switch" to activate the plant. This is the first true closed-cycle ocean Thermal Energy Conversion (OTEC) plant to be connected to a U.S. electrical grid.
The Ocean Thermal Energy Conversion Act of 1980 (OTECA) is an act authorized by Congress to address ocean thermal conversion. It is one of six acts enacted by the Energy Security Act of 1980. [ 1 ] Ocean thermal energy conversion is the extraction of energy from the thermal differentials of subsea and surface water in regions with tropical oceans.
Marine energy or marine power (also sometimes referred to as ocean energy, ocean power, or marine and hydrokinetic energy) refers to the energy carried by ocean waves, tides, salinity, and ocean temperature differences. The movement of water in the world's oceans creates a vast store of kinetic energy, or energy in motion.
In 2010, Makai Ocean Engineering was contracted to construct computer models to evaluate whether a Mist lift power generation plant would be competitive with the dominant OTEC approaches being pursued by researchers. The study estimated that a Mist lift power generation plant could be 17% to 37% cheaper than a closed cycle plant. [10]
Ocean thermal energy conversion – Extracting energy from the ocean; Tidal power – Technology to convert the energy from tides into useful forms of power; Tidal stream generator – Type of tidal power generation technology; Wave power – Transport of energy by wind waves, and the capture of that energy to do useful work
Opened in 2011, this OWC power plant can generate approximately 300 kW at proper conditions (enough to power 250 houses) with its 16 Wells turbines. The turbines were provided by Voith, a company which specializes in hydropower technology and manufacturing. [8] The collecting chambers and turbines are housed in a breakwater.
Technologies like Low Temperature Thermal Desalination (LTTD) using coolant water discharge from thermal power plant, wave energy using floating devices such as Backward Bent Ducted Buoy (BBDB), ocean current turbine development, solar desalination, heat exchangers for LTTD and ocean thermal energy conversion are the focal areas of research ...
In March 2010, S.D.E. Energy LTD announced plans to build a 250 kW model in the port of Jaffa and to develop a 100 MW power plant in locations such as the islands of Kosrae, Micronesia, and Zanzibar. By 2012, the company was building the second of three projects in China, a 150 kW device in Dongping, Ruyuan County , with the third expected to ...