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JP5728746B2 |
A system for storing potential energy includes a hydraulic cylinder, a mass to be lifted, and a sealing ring at the edge of the mass to be lifted. The mass to be lifted is a solid rock mass in the form of a cut-out solid rock. The hydrau...
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JP5723871B2 |
Systems and methods for operating a hydraulically actuated device/system are described herein. For example, systems and methods for the compression and/or expansion of gas can include at least one pressure vessel defining an interior reg...
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JP2015513889A |
The present invention is a control module (2) for an electrical energy storage device (3) operating on a supply line configured to connect a plurality of energy consuming devices in parallel, and is connected to the supply line. An elect...
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JP5719065B1 |
To provide a flywheel power storage device capable of reaching a high rotation speed range as quickly as possible during a power storage operation. The fly wheel 30 is provided with a case 10, an electric motor 40 having a stator 20 fixe...
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JP5711133B2 |
A method for shifting energy in space and time includes charging an energy store from an energy source at a first location, transporting the energy store to a second location, and discharging the energy store at the second location to de...
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JP5701463B1 |
An object of the present invention is to provide a power generation method capable of storing natural energy without particular limitation and taking out the natural energy as needed to generate power. The power generation method accordi...
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JP2015508986A |
In the present invention, a sealed housing made of plastic or metal material and a conductive plate made of copper material connected to the power supply line are used to collect the magnetic energy generated from the polymer-clay nanoco...
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JP2015508988A |
An energy storage system is described that includes at least one mobile body (10, 10') configured to move along a hole (110, 110') dug in the ground. The energy storage system includes a sealing assembly in the holes (110, 110'). The sea...
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JP5665876B2 |
In the case of a multi-voltage on-board power supply system for a motor vehicle having a hybrid or electric drive, comprising a dc-dc converter, by means of which a high voltage level having a higher direct-current voltage and at least a...
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JP5659649B2 |
To provide a DC power supply and a power storage system using the DC power supply, capable of utilizing more effectively a plurality of batteries having variation in performance.The DC power supply includes a first connection device 3 in...
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JP5658201B2 |
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JP2015501905A |
In various embodiments, valve efficiency and reliability are controlled for hydraulic or magnetic valve actuation, valves configured for increased operating speed, and / or reduced collision forces during operation. Elevated through the ...
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JP5653452B2 |
[Problem] To provide a renewable energy storage system that enables highly efficient storage and supply of renewable energy taking into account variation in the amount of renewable energy. [Solution] A renewable energy storage system tha...
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JP5653335B2 |
To cope with a large amount of heat demand, and compatibly realize the miniaturization and cost reduction of a system.There is provided an energy storing unit comprising: power generation means 12; a secondary battery 14 that is electric...
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JP2015006127A |
To provide an advantageous energy storage system and an advantageous method for storing and supplying energy.The energy storage system comprises an electrolytic bath 5, hydrogen gas storage sections 6, 20 and power stations 7, 35, 32. Th...
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JP5650646B2 |
An apparatus, method, and system to, for example, transmit and/or receive wireless signals is disclosed. The present invention uses, for example, electrically conductive surfaces within the energy device itself as a means of receiving an...
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JP2015500411A |
The embodiment relates to an energy storage system in a broad sense, and specifically to an energy storage system using a compressed gas as an energy storage medium. In various embodiments, the compressed gas storage system may have mult...
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JP2014239559A |
To suppress current flowing between storage batteries in a storage battery device configured by connecting a plurality of storage batteries in parallel.A storage battery device 10 includes a plurality of storage batteries connected in pa...
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JP5630236B2 |
To provide a power storage device capable of preventing the overvoltage stop of an inverter.A power storage device 17 includes a flywheel, a generator-motor coupled to the flywheel, and an inverter 20 whose AC side is connected to the ge...
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JP5627524B2 |
To enable a power storage system to supply power from any secondary battery while adjusting balance among the secondary batteries included in the system.A system controller 60 assigns smoothing instruction values to inverters 30-1 and 30...
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JP2014212622A |
To provide a power generating system with a high ratio (Pin/Pout) of electric power (Pin) stored in a storage battery to electric power (Pout) output from the storage battery.The power generating system includes: first and second chargea...
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JP5601770B2 |
A voltage equalization device (200) of a power storage device (300) provided with battery packs (20) in which a plurality of secondary cells are connected, power converters (30) provided in association with the battery packs (20), and co...
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JP2014190503A |
To provide flywheel structure in a power storage device capable of optimizing capacity and reducing costs by forming a hybrid type flywheel incorporating advantages of each of fiber-reinforced plastic or metal.In a power storage device w...
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JP2014525219A |
A power system adapted for supplying power in a high temperature environment is disclosed. The power system includes a rechargeable energy storage that is operable in a temperature range of between about seventy degrees Celsius and about...
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JP2014523841A |
An ultracapacitor includes at least one electrode that includes carbon nanotubes. The carbon nanotubes may be applied in a variety of ways, and a plurality of layers may be included. Methods of fabrication of carbon nanotubes and ultraca...
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JP2014522460A |
In various embodiments, foam is compressed to store energy and/or expanded to recover energy.
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JP2014150711A |
To provide a system configured to generate, collect and store electrical energy.An energy collection system includes: a set 110 of energy sources 150, wherein the energy sources generate thermal energy, convert the generated thermal ener...
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JP2014147163A |
To make it possible to rapidly perform dynamic balance adjustment work in a short time, by making it possible to keep dynamic balance of a rotor under a state of a very low temperature and high vacuum.A power storage device which include...
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JP2014145260A |
To provide an emergency power supply mechanism capable of continuing power supply to several power sources of a gas supply facility by enabling the gas supply facility to generate power using gas flowing inside gas piping even when a com...
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JP5560454B1 |
[Task] Regarding the power consumption used for air conditioning in buildings, the heat source is stored in the heat storage body during the non-peak hours of power demand, and the heat source stored during the peak hours of power demand...
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JPWO2012147157A1 |
To provide an energy storage and supply device capable of leveling long-term natural energy fluctuations at low cost and supplementing conventional energy which may be insufficient. A hydrogen oxygen producing means 1031 for producing hy...
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JP2014128105A |
To improve convenience and energy efficiency of a power supply device utilizing a flywheel.The power supply device comprises: a flywheel; a casing accommodating the flywheel therein; a motor including a rotor connected to the flywheel an...
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JP2014515913A |
Electrical energy buffering system, comprising energy source means for delivering electrical energy, energy buffering means for buffering electrical energy delivered from the energy source means, the energy buffering means comprising a p...
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JP2014118618A |
To perform electric power storage by liquefying hydrogen and oxygen by a water electrolytic device.The water electrolytic hydrogen-oxygen energy storage system comprises: a water electrolytic device 11; an oxygen liquefaction device 12a,...
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JP2014515246A |
An energy storage system comprises a plurality of flywheels. Each flywheel has a receptacle comprising an outer wall and an inner wall, the inner and outer walls forming a cavity for receiving liquid when the flywheel is in use and where...
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JP2014116178A |
To adjust the temperature of a storage battery under use efficiently, without using the power of the storage battery or the external power.A thermoelectric conversion element A1 for power generation, generating power used for temperature...
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JP2014117076A |
To provide a device for efficiently using an excessive power supply amount.A facility controller 50 is connected to a heating facility group 39 including a number of heating facilities 30 where heat is generated by electric power and gen...
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JP5529897B2 |
The invention relates to an apparatus and method for constructing a flywheel for energy storage, the flywheel having a drive transfer element and a rim comprising a mass element, the drive transfer element being coupled to the rim by a w...
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JP5528435B2 |
A portable power storage and supply system having means for AC charging, DC charging, AC discharging and DC discharging wherein any one or any combination of the AC and DC charging and discharging can be carried at one time. The system i...
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JP2014107987A |
To simply and compactly store great power, and perform simultaneous energy conversion (charging/discharging) between power systems.A power conversion device includes: an energy converter 20; voltage sensors 35, 36 for measuring voltage v...
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JP5504532B2 |
To suppress the generation of vibrations at high speed rotation and maintain a stable state not only at rotation of a high speed rotor but also at a standstill. A rotor is formed by fixing a flywheel on a rotary main shaft to be mounted ...
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JP5498191B2 |
In one embodiment, an electrical power storage system using hydrogen includes a power generation unit generating power using hydrogen and oxidant gas and an electrolysis unit electrolyzing steam. The electrical power storage system inclu...
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JP5482217B2 |
To provide a flywheel emergency shutdown device which can safely shut down a flywheel at emergency without imparting a mechanical stress, and to provide a flywheel power storage device equipped with this device. The flywheel emergency sh...
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JP2014053985A |
To provide a power supply system capable of making effective use of electric power supplied from a plurality of independent power supplies, using a power storage device in a relatively low-cost and simple configuration.A power supply sys...
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JP2014036221A |
To provide an energy storage system that collects and stores electrostatic energy existing in atmosphere.An energy storage system comprises a main control station, an energy storage element which includes an airframe and can float in the...
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JP2014036570A |
To provide a lightning energy storage system.The lightning energy storage system includes a lightning rod, a wire, a lightning energy harvester and a ground rod. The lightning rod is connected to one end of the wire and is used to attrac...
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JP5420293B2 |
To provide a superconductive flywheel electrical storage apparatus that can store electric power efficiently by performing magnetic levitation stably and permanently by using a magnetic levitation apparatus wherein superconductors are us...
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JP5423423B2 |
To provide a flywheel power storage system which can improve reliability in power supply to a system load while reducing a fixed loss of power. The flywheel power storage system 1 includes a plurality of flywheel power storage devices 10...
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JP5401865B2 |
To provide a flywheel emergency shutdown device which can stop the flywheel of a flywheel-type accumulator in a short time, and also whose scale does not depend upon the scale of the flywheel-type accumulator. The flywheel emergency shut...
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JP2014007945A |
To provide an energy storage device capable of efficiently storing energy, a server, and their operation methods.An energy storage device of the present invention includes: at least one battery pack: a network interface unit that exchang...
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