Laine Michel: Modular hydroelectric power generating dam for use in e.g. lowland rural zone, has electrical energy producing modules, each comprising turbo alternator, water inlet strainer, stop valve and water circulation channels. Cismac Electronique, July 22, 2005: FR2865226-A1 (5 worldwide citation)

The dam has electrical energy producing modules (1) with trapezoidal section having tubular shape. Each module has a turbo alternator (14), a water inlet strainer (15), a stop valve (16), channels (6a, 6b, 9) that assures circulation of water towards the front after traversing a turbine, and an elec ...

Takashi Ito: Hydroelectric power generation equipment. Hitachi, Antonelli Terry Stout & Kraus, May 11, 1993: US05209632 (5 worldwide citation)

A hydroelectric power generator equipment includes a hydraulic turbine which has a runner with blades adjustable of opening thereof and a hollow turbine shaft mounting thereon the runner, a power generator having a hollow shaft connected to the turbine shaft, a hydraulic cylinder mounted on the runn ...

Charles E Campbell: Hydroelectric power system. Terra Nova Patent Law PLLC, Mitchell A Rossman, March 19, 2013: US08400007 (4 worldwide citation)

A hydroelectric power system is provided. The hydroelectric power system includes a storage tank; a fluid; a penstock; an electric turbine generator, a transformer, an electric power grid system; a pump, and connecting conduit. A method of generating hydroelectric energy is also provided.

Paul W Roos: Integrated hydroelectric power-generating system and energy storage device. American Hydro Jet Corporation, Jansson Munger McKinley & Shape, September 17, 2013: US08536723 (4 worldwide citation)

A hydroelectric power-generating apparatus comprising: (1) a fluid inlet, (2) a diffuser having (a) at least one vane supporting a diffuser hub and (b) a rotor rotatably supported by the diffuser hub and having (i) impeller blades, (ii) an impeller hub, and (iii) a shroud at the periphery of the rot ...

Kelvin Steven Barry: Floating hydroelectric power generation plant. Kelvin Steven Barry, October 31, 2007: EP1849999-A2 (4 worldwide citation)

A floating power generation plant (10) having a floating vessel (12) having a body (14) including first and second hulls (16, 18) arranged parallel to each other providing a channel (20) therebetween. The plant (10) has a turbine (22) located substantially centrally along the channel (20). Any porti ...

Rolf Bertschi: Method for protecting two static converters with direct-current link from overcurrents. BBC Brown Boveri, Oblon Fisher Spivak McClelland & Maier, January 12, 1988: US04719554 (4 worldwide citation)

The field windings of large generators of hydroelectric power stations which are continuously connected to a three-phase system and are designed to produce large capacitive powers, are fed from a "positive" main static converter, designed for 8 kA, via a field circuit. An anti-parallel "negative" au ...

Walter William Keeling: System for increasing the effective head of a dam without physically increasing the height of the dam. D Paul Weaver, March 29, 1977: US04014173 (4 worldwide citation)

To increase the effective head of a dam of predetermined height and thereby increasing hydroelectric power generation, the generator driving turbine means is placed in a pit substantially below the bed level of the tailwater. Water discharged from the turbine means is utilized to operate hydraulic r ...

Abel Echemendia: Hydroelectric power system. Donald J Ersler, November 15, 2011: US08058741 (4 worldwide citation)

A hydroelectric power system includes a plurality of paddle wheels, a plurality of electrical generators, a pumping system and a support structure. The support structure includes a water reservoir and at least one water channel contained in an inclined surface. The pumping system includes a pluralit ...

Jon Arron McClintock, Daniel Buchmueller, Varadarajan Gopalakrishnan, Fabian Hensel, Jesper Mikael Johansson, Brandon William Porter, Andrew Jay Roths: Systems, devices and methods delivering energy using an uncrewed autonomous vehicle. Amazon Technologies, Lindauer Law PLLC, October 3, 2017: US09778653 (4 worldwide citation)

Devices such as vehicles, remote sensors, and so forth consume energy during operation. Described herein are systems, devices, and methods for transferring energy from an uncrewed autonomous vehicle to a vehicle such as a car. The uncrewed autonomous vehicle may locate the vehicle at a rendezvous lo ...

Ledner Albert C: Thermal-gravity fluid pumping method and apparatus. October 16, 1973: US3765799 (4 worldwide citation)

A large volume pumping method and apparatus comprising an economical thermal-gravity pumping system which is non-polluting, and employs relatively free and limitless, generally available, sources of energy input. The invention is particularly useful in pumping water into a tank reservoir for the ult ...