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Matches 401 - 450 out of 2,945

Document Document Title
WO/1999/027631A1
To efficiently store electric power in a storage battery, a control device turns on and off switches of the power source and the storage battery to intermittently control the driving force of the drive motor (5) mounted on the permanent ...  
WO/1998/047186A1
A superconducting magnetic energy storage system, including a superconducting persistent switch, is disclosed. The system includes a superconducting magnet connected in parallel with the persistent switch, both contained within a cryosta...  
WO/1998/043341A1
A power supply device for providing uninterrupted power for a period of time is disclosed. The power supply device has a controller and a flywheel device. The flywheel device has a housing (45) that contains a flywheel rotor (15) and a m...  
WO/1998/040955A1
A flywheel energy accumulator has a vertical shaft and passive, superconducting magnetic axial bearings (SML) mounted thereon, as well as an inner rotor electric motor/generator whose rotor is mechanically coupled to several flywheels an...  
WO/1997/031418A1
A UPS (uninterruptible power system) includes a UPS power conditioning unit that provides conditioned AC power to a critical load. The UPS power conditioning unit includes a variable speed drive that operates in response to AC utility po...  
WO1997013313A3  
WO/1997/025763A1
The invention concerns a device for the storage of electrical energy, especially alternating current, consisting of chambers which are separated into north and south field areas by permanent magnet plates (1). The chambers are separated ...  
WO/1997/018621A1
A system and controller for providing emergency power to an electrical load (6) when a usual source (2) of power for the load has failed includes an electrical dynamo (10), an engine (16) of controllable speed connectable by clutch (14) ...  
WO/1997/013313A2
An energy storage and conversion apparatus (1) comprising a containment (5) defining a vacuum chamber (7), a support shaft (9) within the vacuum chamber (7), a stator (11) on the shaft (9) and a cylindrical rotor (13) which, in use, is d...  
WO/1997/013260A1
In order to prevent complete failure in a superconductive toroidal magnet system (1) as a result of local overheating in the event of quenching, the magnet segments (3a, 3b) of the system are divided into two groups (a, b), each group (a...  
WO/1997/006592A1
A generator device provides a controlled electric output current to a load, and comprises a source of mechanical energy, a gear train connected to the source, a generator connected to the output of the gear train, and a control circuit c...  
WO/1996/038848A1
Electrons are arranged so they circulate along a spiral path in a vacuum. The path has a hollow symmetrical shape which is defined by a surface of a toroid. The shape is controllable by a magnetic field and the electrons can be contained...  
WO1996005646A3  
WO/1996/015578A1
An inductive load driver comprising a DC-DC converter which has a coil (L) and a switch (Sw) in series with a power source (E) and a capacitor (C) provided in parallel with the switch (Sw). The DC-DC converter produces a high voltage by ...  
WO/1996/005646A2
An energy storage and conversion apparatus (1) comprising a containment (5) defining a vacuum chamber (7), a substantially vertical shaft within the vacuum chamber (7), a stator (11) on the shaft (9), and a cylindrical rotor (13) which, ...  
WO/1995/024049A1
A self-supported superconducting magnetic energy storage sytem is provided. The system includes helically arranged, high current cable-in-conduit superconductor (32) located adjacent a dump shunt (38). Supporting the dump shunt (38) and ...  
WO/1995/012886A1
The magnetic energy battery of the present invention comprises a casing, a positive terminal and a negative terminal. The main body of the battery is a cylindrical permanent magnet (1) having two end planar surfaces which are magnetized ...  
WO/1995/002270A1
An energy conversion and storage device which comprises a rotor (5) comprising a tubular body portion and a stator (7) comprising one or more electric coils whereby electrical energy may be applied to and extracted from the device when t...  
WO/1995/002273A1
A flywheel energy storage and conversion apparatus (1) comprising a stator (5), a rotor (7) incorporating an optical fibre (17), a light source (19) and a detector (21), wherein the optical fibre (17) is carried by rotor (7) such that a ...  
WO/1995/002271A1
An energy conversion and storage device (1) which comprises a magnetic rotor (5) and a stator (7) comprising one or more electric coils whereby electrical energy may be applied to and extracted from the device (1) when the rotor (5) is r...  
WO/1995/002272A1
A stator (1) comprising a yoke (7) for receiving a plurality of coils (9) which, when energised in use, produce magnetic flux for driving a rotor (3) suspended relative to the stator (1), wherein the magnetic permeability of the yoke (7)...  
WO/1994/014219A1
In the device, an electric motor takes the form of a brushless, electronically commutated disc armature motor (201) with permanent magnets arranged on the rotor and air-core windings (202) on the stator. Each winding (202) is fitted with...  
WO/1994/003910A1
An energy storage device comprises an array of superconducting electrical coils (1-37) made from low Tc material. The axes of the coils (1-37) are substantially parallel and the coils are laterally spaced apart in a non-overlapping manner.  
WO/1993/021680A1
An electric power accumulating apparatus, in which, in the electric power accumulating apparatus for rotating fly wheels, casings of the fly wheels are supported by resilient members supported on the ground, and further, the rocking moti...  
WO/1993/010334A1
A steam generating power station (1) has a steam generator (6), a steam turbine (26, 28), a condenser (36), a condensate line (38), a feed water reservoir (44) and a feed water line (46). Heat exchangers (42, 44, 50) are provided in the ...  
WO/1993/003292A1
A flywheel (10) having superconductor bearings (110) has a lower drag to lift ratio that translates to an improvement of a factor of ten in the rotational decay rate. The lower drag results from the lower dissipation of melt-processed YB...  
WO/1992/022951A1
A superconducting energy stabilizer having multiple load connections employs DC-DC conversion. A discharging DC-DC converter removes stored energy from a superconducting inductive energy storage device or superconducting magnet and deliv...  
WO/1992/022914A1
An energy storage device comprises an array of small, electrical coils (1-7) formed from relatively high temperature superconducting material. The coils (1-7) are arranged around a common axis and carry working currents in the same sense.  
WO/1992/016762A1
A superconductive bearing device includes a ring-like permanent magnet portion (2) disposed concentrically on a vertical axial rotor (1), and a superconductor (8) disposed below the permanent magnet portion (2) in such a manner as to fac...  
WO/1992/016761A1
A superconductive bearing device for supporting rotatably a shaft (rotor) (2) rotating at a high speed, under a non-contact state. A superconductive bearing (4) for supporting the shaft (2) under a non-contact state to a housing (1) incl...  
WO/1992/007371A1
A capacitive power supply (200) for powering a portable electrical device, such as a radiotelephone (260). The capacitive power supply (200) is comprised of capacitors (208-236) stacked vertically in a series connection which are of capa...  
WO/1992/005617A1
A flywheel intermediate energy store stores electric power produced sporadically by a thermal engine in order to provide a consumer with a continuous supply of electric power. Transformer iron losses are prevented by a transformerless fr...  
WO/1991/020117A2
A superconducting magnetic energy storage apparatus comprising a cylindrical superconducting coil; a cylindrical coil containment vessel enclosing the coil and adapted to hold a liquid, such as liquefied helium; and a cylindrical vacuum ...  
WO/1988/008923A1
A system is disclosed for retrofitting a plurality of gas turbines for use in compression and expansion stages of a power plant. A first gas turbine (10) is modified to perform as a motor driven air compressor compressing air and storing...  
WO/1988/005125A1
Duplication of engine and secondary power system components in individual auxiliary and emergency power units is avoided in an integrated power unit including a gas turbine engine (10) having a centrifugal compressor (28) and a turbine (...  
WO/1983/000362A1
The pressure of fluid supplied by a high-pressure line (22) is reduced to a lower pressure suitable for a low-pressure utilization device located in an environment having an electrical grid by interposing a fluid motor (50) between the h...  
WO/1982/000928A1
A transmission drive has a flywheel component and includes an electrical machine in the transmission path having an armature adapted for independent rotation with the driving side of the transmission drive and an independently rotatable ...  
WO/1982/000322A1
Means for stopping a flywheel type electric power storage apparatus when power service is interrupted, including a thrust plate (11) connected to a rotary section and formed with a thrust bearing surface, and a pressure bearing surface (...  
WO/1981/001889A1
An optical scanner for a pattern tracing system for scanning an irregular two-dimensional pattern (13) using an optical beam deflection principle. A scanning head (12) is non-rotatably mounted above the pattern on a frame (23) moveable i...  
JP2019216501A
[Subject] Let it be a subject to provide stability and a device which can carry out manufacture storage efficiently for energy obtained by incineration of waste. [Means for Solution] Incinerator 1 which incinerates waste, and boiler 2 wh...  
JP2019210870A
[Subject] Even if it is a case where an external power supply changes into a power failure state which is not acquired at all, starting of emergency diesel generator equipment is enabled. [Means for Solution] A diesel engine, a main gene...  
JP2019210928A
[Subject] In a storage device of a power generation system which once accumulates renewable energy as potential energy, and sends this potential energy to a dynamo as energy suitable for power generation, In using a clutch mechanism used...  
JP6617526B2  
JP2019201483A
[Subject] Provide power generation equipment which can accept a big output change from an AC generator suitably for a battery. [Means for Solution] AC generator 3 consisting of an induction generator or a synchronous dynamo, and exchange...  
JP6607953B2  
JPWO2018139004A1
An energy storage system is provided with the pyrogen unit made to generate heat from electric power, and the thermal storage device in which the heat which occurred with the above-mentioned pyrogen unit is stored, and is the above-menti...  
JP2019198221A
[Subject] Hydrogen is manufactured from electricity which an electrolysis device is operated in an energy system, provides power network service, energy storage, or fuel, or is manufactured from a renewable resource. [Means for Solution]...  
JP6605348B2  
JP2019532613A
An energy storage apparatus includes an electric charge storage assembly, an auxiliary storage element, and an electric charge control circuit. An electric charge storage assembly includes an array, a plurality of batteries, and an elect...  
JP2019193358A
[Subject] Solid fuel is obtained, using surplus electric power effectively. [Means for Solution] To electric energy of electricity consumed of electric power system 1, when [of thermopower plants 2 and 3, photovoltaics equipment 4 and 5,...  

Matches 401 - 450 out of 2,945