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Class Information
Number: 290/43
Name: Prime-mover dynamo plants > Electric control > Fluid-current motors
Description: Electric-control prime-mover dynamo plants including a fluid-current motor.










Sub-classes under this class:

Class Number Class Name Patents
290/44 Wind 1,538


Patents under this class:
1 2 3 4 5 6 7 8 9 10 11 12 13

Patent Number Title Of Patent Date Issued
8710688 Platform for generating electricity from flowing fluid using generally prolate turbine Apr. 29, 2014
8704390 Dynamic adjustment of power plant output based on electrical grid characteristics Apr. 22, 2014
8686580 Power control methods Apr. 1, 2014
8674534 Managed pneumatic turbine power supply Mar. 18, 2014
8674535 Method for power regulation of an underwater power plant Mar. 18, 2014
8667798 Methods and systems for power generation by changing density of a fluid Mar. 11, 2014
8664785 Power recovery system using a rankine power cycle incorporating a two-phase liquid-vapor expander with electric generator Mar. 4, 2014
8664784 Louvered turbine for generating electric power from a water current Mar. 4, 2014
8664781 Tunnel power turbine system to generate potential energy from waste kinetic energy Mar. 4, 2014
8664786 Underwater pumped-hydro energy storage Mar. 4, 2014
8657528 Brine disposal system for a brine source Feb. 25, 2014
8653682 Offshore hydroelectric turbine assembly and method Feb. 18, 2014
8643204 Efficient energy conversion devices and methods Feb. 4, 2014
8638004 Apparatus and method for producing electric power from injection of water into a downhole formation Jan. 28, 2014
8624419 Downhole power generation by way of electromagnetic induction Jan. 7, 2014
8618685 Method for operating a wind turbine in the event of a grid error and a wind turbine for carrying out said method Dec. 31, 2013
8616830 Hydraulic power generating apparatus Dec. 31, 2013
8616829 Shrouded turbine assembly Dec. 31, 2013
8614522 Energy converting device Dec. 24, 2013
8610303 System and method for downhole geothermal electrical power generation Dec. 17, 2013
8610304 Mechanisms for creating undulating motion, such as for propulsion, and for harnessing the energy of moving fluid Dec. 17, 2013
8610321 Generator, wind turbine, method of assembling a generator and use of a generator in a wind turbine Dec. 17, 2013
8604632 Systems and methods of harvesting energy in a wellbore Dec. 10, 2013
8598730 Modular array wind energy nozzles with truncated catenoidal curvature to facilitate air flow Dec. 3, 2013
8593005 Water wheel for generating power Nov. 26, 2013
8593007 Rotational kinetic energy conversion system Nov. 26, 2013
8587138 Systems for the recovery of gas and/or heat from the melting of metals and/or the smelting of ores and conversion thereof to electricity Nov. 19, 2013
8581430 Hydro turbine generator Nov. 12, 2013
8575806 Power generating structure with dual array of magnetic fields Nov. 5, 2013
8575771 Installation structure for hydroelectric power generation apparatus Nov. 5, 2013
8558403 Single moored offshore horizontal turbine train Oct. 15, 2013
8545701 Induced symbiotic osmosis [ISO] for salinity power generation Oct. 1, 2013
8546965 Reduced pressure differential hydroelectric turbine system Oct. 1, 2013
8546966 Continuous motion fluid flow torque generator Oct. 1, 2013
8541900 Fluid turbine Sep. 24, 2013
8536719 Tubular turbine generator unit Sep. 17, 2013
8525361 Pneumatic energy harvesting devices, methods and systems Sep. 3, 2013
8519558 Tool having integrated electricity generator with external stator and power conditioner Aug. 27, 2013
8513911 Power converters Aug. 20, 2013
8505293 Method and system for converting kinetic energy contained in horizontal flows into useful mechanical energy Aug. 13, 2013
8502402 Power generating apparatus of renewable energy type and control method thereof Aug. 6, 2013
8492918 Hybrid water pressure energy accumulating tower(s) connected to a wind turbine or power plants Jul. 23, 2013
8492921 Rotary magnus energy harvester Jul. 23, 2013
8482141 Flow energy installation for converting kinetic flow energy to electrical energy Jul. 9, 2013
8476780 Wind turbine generator and method of estimating wind direction in wind turbine generator Jul. 2, 2013
8466576 Generator for fluid-driven production of electric energy and a method of making the generator Jun. 18, 2013
8466577 Wind turbine with adjustable electrical generator Jun. 18, 2013
8459020 Wave and water energy converter mounted on bridge supports Jun. 11, 2013
8461705 Faucet hydroelectric generator Jun. 11, 2013
8461706 Flow development and cogeneration chamber Jun. 11, 2013

1 2 3 4 5 6 7 8 9 10 11 12 13










 
 
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