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Patent Searching and Data


Matches 601 - 650 out of 6,106

Document Document Title
JP2013003132A
To exchange heat twice a day by flux and reflux of tides without using an electric power.A nuclear power plant includes multiple safety devices, for example, storage batteries and power generators as auxiliary power supplies, a water tan...  
JP5106265B2  
JP5089263B2  
JP5092056B1
[Subject] Provide the hydraulic power unit which can perform installation and withdrawal easily. [Means for Solution] a bag-like weir object which dams up water which flows into a river, a returning-water way which sends [weir object] wa...  
JP5084549B2  
JP5083848B1
[Subject] An attachment-and-detachment-type hydraulic generator is attached to a sluice, and it generates electricity using the flow of usual water, and provides the method of using a sluice effectively. Since the surface style of a rive...  
JP2012229687A
To solve the problems that there are considerable drawbacks in an actuation moving mechanism and a protection device of a conventional hydraulic power generating device, installation is likely to be limited due to installation environmen...  
JP5078371B2  
JP2012214978A
To provide a dust removal method for a screen of a waterway for power generation that can remove dirt deposited on the screen without letting an operator go to the place where the screen is installed.The dust removal method for the scree...  
JP2012215281A
To provide a new method for reforming an existing pipe, floatation body fixing tool, kit for pipe body transportation, and pipe body structure which can allow a worker to work inside the existing pipe upon transportation of a pipe body, ...  
JP2012207374A
To provide a water removing system capable of contributing to dissolution of negative pressure generated in a draft area while suppressing power consumption for driving a water removing device such as an electrically-driven water removin...  
JP2012202151A
To provide a sediment intrusion prevention device capable of preventing a large amount of sediment from flowing into a water intake without causing a problem with a hydraulic power generation even in a flooded period when the large amoun...  
JP2012188832A
To provide a culvert with a wing, which has no problem in transportation, is excellent in workability, and is capable of strongly integrating a culvert body and the wing, and provide a construction method of the same.A culvert 1 with a w...  
JP5042001B2  
JP5042152B2  
JP5031062B2  
JP2012177239A
To provide an introduction device 10 with a simple structure and enabling easy work, which can introduce a traveling vehicle 20 and others even into pipe conduits 41 which are connected to one manhole 40 in a state of having different he...  
JP2012162953A
To provide a water channel decompression structure capable of being installed at low cost and a bypass line installation method for hydroelectric power generation using the structure.A part of headrace and discharge channel between which...  
JP5013885B2  
JP2012154079A
To control a water intake amount when taking water from a river, a pond or a lake.The present invention is a water intake structure which comprises: a water storage section 10 where water to be an intake source is stored; a flow channel ...  
JP4999629B2  
JP4986574B2  
JP2012132197A
To separate foreign matter entering into water taken from a water intake source to an inside of a water intake pit into organic species and trash larger in size than the organic species, to return the organic species to the water intake ...  
JP2012132246A
To provide an attaching structure of reinforcement bars for strengthening, capable of smoothly arranging the reinforcement bar for strengthening in the vertical direction at a prescribed pitch to a vertical slit for bar arrangement forme...  
JP2012127151A
To provide a power generator capable of efficiently generating power utilizing natural energy by the flow of fluid such as the flow of a river or an ocean current.The power generator includes: a cylindrical first conduit 1 having a fluid...  
JP2012127067A
To improve an effect to prevent a fish from intruding into a water intake even in a place where a power source is difficult to secure.A fish intrusion prevention device to prevent a fish from intruding into a downstream side of a water i...  
JP4958801B2  
JP2012512353A
The present invention provides the methods of fixing a hydroelectric turbine to a locating position, such as the seabed and a remarkable field of a tide style, for example. This method does not need use of piling or other complicated fix...  
JP4931509B2  
JP2012082645A
To provide a lifting jig for a prefabricated manhole, capable of eliminating various kinds of work of an operator on a top wall of the prefabricated manhole and eliminating the risk that the operator falls down from the prefabricated man...  
JP2012077464A
To provide a flow straightening outlet capable of keeping the balance of a water discharge amount as a whole by making the water discharge speed of each nozzle as uniform as possible, and therefore capable of efficiently reducing tempera...  
JP4916429B2  
JP2012062747A
To provide a foam prevention device, in a discharge channel to discharge water into a river or an ocean area, which is capable of reducing a splash of foam and production of foam flowing downstream.A foam prevention device is arranged be...  
JP4903776B2  
JP2012057325A
To provide a control system and a hydroelectric power plant, capable of sufficiently obtaining a backwash effect even when the turbidity of intake water is high.The control system installed in a run-off-river hydroelectric power plant fo...  
JP2012052409A
To provide a foam prevention device, in a discharge channel to discharge water into a river or an ocean area, which is capable of reducing a splash of foam and production of foam flowing downstream.A foam prevention device is arranged be...  
JP4898335B2  
JP2012041757A
To provide a reexchanging energy-saving building system reducing the bills of electricity, water, hot water, and air-conditioning and using pressurized fire hydrant water and rain water.A reexchanging energy-saving building system includ...  
JP2012041743A
To provide a water intake structure and a water intake method capable of keeping a quantity of water intake equal to or less than a restricted amount and still certainly taking the utilizable quantity of water.A water intake structure co...  
JP2012041806A
To provide a power recovery hydroelectric system capable of improving power generation efficiency in a sewerage facility by directly introducing sewage water pumped from a manhole pump of a manhole pump station into a generator at a plac...  
JP4889034B2  
JP4880711B2  
JP4878333B2
To provide a construction method for an impervious structure, which decreases the water permeability of a boundary section between soil and an impervious body made of an impermeable material such as steel, a semipermeable material or an ...  
JP4878656B1
[Subject] The manhole and manhole pump place power generation system of structure which are compact since the inside of the established raceway (baffle board) attached to the exit of inflow water is narrow, and avoid the filth in sewage....  
JP2011102536A5  
JP4863834B2  
JP4857410B2  
JP2012007312A
To maintain the quantity of water intake from a water inlet below a predetermined quantity.The water intake device comprises: a water intake body 11 fixed to a water channel 2 and having a passage which the whole amount of water W flowin...  
JP4850104B2  
JP4832551B2  

Matches 601 - 650 out of 6,106