Extends such credit for two years for marine and hydrokinetic renewable energy resources. Obstacles remain, however, to the full utilization of wind, solar, geothermal, and hydrokinetic energy. She is depicted as being weaker than Mera and having no hydrokinetic abilities. The Water Power Program researches, tests, evaluates, and develops hydropower and hydrokinetic energy technologies. Schottel Hydro bundles up the hydrokinetic energy business of Schottel. The Froude waterbrake is based on hydrokinetic construction or (torque absorption). The hydrokinetic turbines have a rotor diameter between and produce between . This is coupled to an Allison X200 cross-drive, four-speed Hydrokinetic transmission. Hydrokinetic transmission (also called hydrodynamic transmission) uses a torque converter. A 35 kilowatt hydrokinetic turbine has been installed in the Mississippi River near Hastings, Minnesota.