Patents for E02B 9 - Water-power plants; Layout, construction or equipment, methods of, or apparatus for, making same (2,361) |
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04/29/2009 | CN101418562A Adjustable intake apparatus for hydraulic power plant |
04/29/2009 | CN101418561A Installation process of super large type light bulb through-flow type hydro-turbo generator set water guide mechanism |
04/29/2009 | CN101418560A Installation process of super large type light bulb through-flow type hydro-turbo generator set hydroturbine rotating wheel |
04/29/2009 | CN101418559A Installation method of super large type light bulb through-flow type hydro-turbo generator set pipe type base |
04/29/2009 | CN101418558A Construction survey method for space bent pipe |
04/29/2009 | CN101418557A Horizontal backfill grouting construction process of pressure conduit for hydraulic power plant |
04/29/2009 | CN101418556A Expandable multi-unit circulation hydropower method |
04/22/2009 | CN201224880Y Water level regulating apparatus |
04/22/2009 | CN101413255A Electric power plant circulating water rock plug type intake and construction method |
04/16/2009 | US20090097961 Hydroelectric System |
04/15/2009 | EP2047037A1 Wave energy converter |
04/15/2009 | CN201221433Y Bidirectional six-operating condition tide machine unit |
04/15/2009 | CN101408149A Tide double-energy storage power generation method |
04/09/2009 | WO2009044161A2 Underwater foundation |
04/09/2009 | WO2009043119A1 Turbine assembly |
04/08/2009 | CN201217797Y Ship lock with electric generating apparatus |
04/01/2009 | CN201215061Y Floating hydro-generator |
04/01/2009 | CN101397779A Power generation method with long distance separated dam body and power station and power generation system thereof |
03/25/2009 | EP1802814B1 Breakwater wave energy converter |
03/25/2009 | CN101392713A Branch-along hydroelectricity |
03/25/2009 | CN101392518A Diversion conduit rapid construction method of large hydraulic turbines |
03/19/2009 | WO2009033232A1 Reversible turbine deployment system and apparatus, especially for reversible water current and tidal flows |
03/11/2009 | EP2032767A1 Adjustable weir for hydroelectric dam installations |
03/05/2009 | WO2009026620A1 Marine power generation apparatus using ocean currents |
03/05/2009 | US20090058092 Self-supported power generation device |
03/04/2009 | EP2029890A1 Wave energy converter |
03/04/2009 | CN201202109Y Water autorotation type hydropower station |
03/04/2009 | CN100465381C A sand-drainage construction system for diversion channels |
02/25/2009 | CN100464027C Method for the removal of sediment from sand traps |
02/18/2009 | CN100462505C Hydroelectric station voltage regulating room structure |
02/11/2009 | EP2021622A1 A wave energy generator |
02/11/2009 | CN100460602C Sand discharging construction system for diversion tunnel forebay |
02/05/2009 | WO2009015419A1 Buoyancy hydro power generator and method |
02/04/2009 | CN100458021C Cover type air cushion type pressure balance chamber |
01/28/2009 | CN201187391Y Sea water step ladder level power generation facilities |
01/28/2009 | CN101354005A Suction flow type hydraulic power generation method |
01/28/2009 | CN101353891A Terrace type wind power hydropower station having optimum benefit-expense ratio |
01/27/2009 | US7481925 Water filtration system having removable filter panels |
01/21/2009 | CN101349235A Ecological refluxing power generation system |
01/20/2009 | US7478974 Apparatus for hydroelectric power production expansion |
01/15/2009 | DE102007032367A1 Earth rotation pump consists of container linked to pressure pipe with solid and detachable bearings and dampener |
01/14/2009 | CN101344062A Method for high-efficiency power generation by tide |
01/14/2009 | CN100451330C Install method of large-scale axial flow type hydro-turbo generator set |
01/07/2009 | EP1366288B1 Wave-powered generator device |
01/07/2009 | CN201176582Y Sand-depositing and slag-blocking facilities |
01/02/2009 | DE102008014586A1 Energiegewinnungs-Sperrwerk in strömenden Gewässern Energy harvesting barrier in flowing waters |
01/01/2009 | US20090003933 Splash block with diffuser |
01/01/2009 | US20090001729 Modular Near-Shore Wave-Powerd Energy Collection System |
12/30/2008 | US7470087 Wave-dissipating block |
12/30/2008 | US7470086 Submersible tethered platform for undersea electrical power generation |
12/24/2008 | CN201170152Y Tidal power generating equipment |
12/24/2008 | CN101328857A Full-automatic sea flow measuring water power large-scale electric generating station |
12/17/2008 | CN101324217A Floating type non-drop height water stream power generation system |
12/17/2008 | CN101324216A Pile foundation type non-drop height water stream power generation system |
12/17/2008 | CN100443667C Stepped hydraulic electrogenerating station |
12/11/2008 | DE102007028084A1 Earth-rotational pump for continuous through-flow of water or gas has an inlet opening in a pressure pipe or elongated vessel to be seen as a pump impeller |
12/11/2008 | DE102007026277A1 Wasserkraftanlage Hydroelectric power plant |
12/10/2008 | CN101319649A Power generation method by using torrent wave force in water canal |
12/10/2008 | CN101319494A Concrete construction method for extreme cold area in low temperature season |
12/04/2008 | WO2008145018A1 Apparatus and method for keeping water stream energy utilized |
12/04/2008 | DE202008011639U1 Schwinggenerator Oscillation generator |
12/03/2008 | CN101314943A Double-reservoir self-adjusting tidal power generation method and system |
11/27/2008 | WO2008141371A1 Wave power generator |
11/26/2008 | CN101311525A Hydroelectric system with various-energy source input |
11/26/2008 | CN100436838C Plant building for installation and method for operating plant building |
11/26/2008 | CN100436717C Float bridge of highway across sea |
11/19/2008 | EP1992741A1 A system and method for the deployment of a hydroelectric turbine |
11/19/2008 | EP1991741A2 Buoyant structures |
11/18/2008 | US7452160 Waste water electrical power generating system |
11/13/2008 | DE102007021652A1 Earth rotation pump for continuous flow of water or gas, has pressure pipe with longitudinal extension and/or longitudinal-drawn pressure tank with discharge opening provided with radius larger than inflow opening |
11/12/2008 | CN201148934Y River electric generating apparatus |
11/12/2008 | CN101302751A Large power underwater constant pressure storage plant |
11/06/2008 | DE102007021419A1 Earth radial pump for e.g. transportation of drinking water to deserts and hilly areas, has pressure container with outlet opening in earth radius, which is larger than inlet opening, where outlet opening is located in height |
11/05/2008 | CN201144757Y Semi-naked double click type hydro-turbo generator set assembled with dam outlet gate |
11/05/2008 | CN101298861A Method for power generation using rubber dam |
11/05/2008 | CN101298860A Method for power generation in river rapid waveband |
10/30/2008 | US20080267712 Wave power generator systems |
10/29/2008 | CN101294380A Secondary continuous step generator of hydraulic power plant |
10/28/2008 | US7441988 Submerged power generating apparatus |
10/28/2008 | CA2440140C Fish safe screened water diversion apparatus |
10/23/2008 | WO2008126103A2 Transformation of water waves into electrical energy |
10/23/2008 | WO2008125707A1 Submergible system for exploiting the energy of marine currents |
10/22/2008 | CN101289843A Funnel-type power station |
10/15/2008 | EP1980670A1 Method for the deployment of a hydroelectric turbine |
10/15/2008 | EP1360413B1 Energy generating system |
10/15/2008 | CN101287873A 废水发电系统 Wastewater Generation System |
10/09/2008 | WO2008119211A1 A water power device |
10/08/2008 | CN101280760A Water discharging fluid tension generation technology |
10/08/2008 | CN101280557A Method for rebuilding guide current hole to jet flow internal energy dissipating drilled shaft flood discharge hole |
09/30/2008 | US7429147 Anti-flooding device for the exploitation of water energy |
09/25/2008 | WO2008114074A1 Network of hydroelectric plants supplied from water tables by renewable energies for storing same |
09/25/2008 | US20080231054 Wave Energy Plant for Electricity Generation |
09/25/2008 | DE102007014854B3 Plant for generating electrical energy from hydroelectricity by hydraulic turbine, solar radiation by solar module and wind by wind turbine, has energy tower equipped with all technical devices for generating of electricity |
09/24/2008 | CN201121306Y Distribution flow slowing device of energy accumulation system |
09/18/2008 | DE202008008040U1 Anordnung zur Veränderung der Wasserströmung im Wasserverlauf einer Wasserkraftanlage Arrangement for changing the water flow in the water during a water turbine |
09/18/2008 | DE102007013398A1 Hydroelectric power plant, has supply channel i.e. pump, turbine house and generators for converting mechanical energy to electrical energy, where supply channel is provided with inlet port resting in earth radius |
09/17/2008 | CN101265867A H -type water turbine for generation |
09/10/2008 | CN101263265A A wave energy capturing device |
09/10/2008 | CN101260857A Generating set for levitating force switching to pressure |
09/10/2008 | CN101260660A Tandem type water power station |