13.3 Hydrokinetic Energy and Power Generation......................... 367

13.3.1 Why Hydrokinetic Energy?...................................... 367

13.3.2 Hydrokinetic versus Hydroelectric Energy:
Potentials and Issues................................................. 369

13.3.3 Hydrokinetic Power Devices .................................... 371

13.3.3.1 Wave Energy Converters .......................... 372

13.3.3.2 Commercial Applications of WEC........... 372

13.3.3.3 Rotating Hydrokinetic Devices................. 376

13.3.3.4 Devices to Harness Tidal Power............... 379

13.3.3.5 Hydrokinetic Power Barges ...................... 380

13.3.3.6 Criteria for Choice of a Device and Its
Location .................................................... 381

13.3.4 Recent Commercialization Examples in the
United States ............................................................ 382

13.4 Ocean Thermal Energy Conversion (OTEC) ........................ 384

13.4.1 Operating Principles................................................. 385

13.4.2 Operating Sites ......................................................... 386

13.4.3 Other Usages of OTEC ............................................ 387

13.4.4 Barriers to Implementation ...................................... 387

13.5 Growth of Hydrokinetic Energy and OTEC Industries
and Cost of Hydrokinetic and OTEC Power ......................... 389

References ........................................................................................ 390

Index...................................................................................................................... 395

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Contents