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JP2007089345A |
To provide a small/lightweight cooling structure of a superconducting motor which can be manufactured easily and maintained easily.The cooling structure of a superconducting motor comprising a rotor rotating about a shaft and a stator in...
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JP3892299B2 |
A superconducting machine of the type having a stator assembly and a rotor assembly that rotates within the stator assembly and is spaced from the stator assembly by a gap is disclosed. This arrangement can be used, for example, to produ...
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JP2007060744A |
To miniaturize a motor capable of both power generation and driving.The motor for both power generation and driving comprises a stator 11 having a superconducting field coil 16, a power generating rotor 12 arranged oppositely to the supe...
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JP2007060747A |
To simplify the cooling structure of a superconducting motor and to improve torque.A field superconducting coil 24 is provided in a rotor 18, a magnetic body 23a (protrusion) is arranged in the hollow section of the superconducting coil ...
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JP2007060748A |
To enhance flux utilization efficiency of a superconducting motor, and to miniaturize the motor while reducing transmission loss.The superconducting multishaft motor comprises a stator 11 having a superconducting field coil 16 arranged t...
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JP3889822B2 |
To provide an oxide superconducting material producing method including a working process by which the deterioration of characteristics such as the degradation of floating power after the working is made less. In this method for producin...
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JP3863927B2 |
To enhance the stability of superconducting state by disposing a superconducting coil such that the contact position with a spacer coil fixed at a predetermined position in a cooling vessel is limited onto the neutral axis of vibratory d...
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JP3857649B2 |
The machine included a rotor which is rotatably arranged about an axis of rotation with a superconducting winding in a winding carrier. In order to hold the winding carrier inside the outer housing of the rotor, a fixing device which ext...
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JP3853515B2 |
To provide a field winding of a high temperature superconducting generator which is hardly affected by field component of the (c) axial direction, and can do without decreasing mean current density when critical current density is part d...
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JP2006320090A |
To provide a motor in which torque ripples are not generated.The motor includes: a pair of rotors 12, 14 that are fit and fixed on one and the same rotating shaft 16 and have magnetic poles so formed that their polarities are alternately...
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JP2006296177A |
To obtain energy that requires no resources and causes no pollution or noise, as well by making proper use of permanent magnetic force to obtain a power source, and combining this power source with superconductivity.(1) A large permanent...
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JP2006296002A |
To additionally generate new driving force in a mechanism by revolution caused by an external force, regardless of the number of revolutions.The driving force generation mechanism is constituted so that the system is rotated or moved (li...
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JP3836370B2 |
An exciter assembly supplies current to a superconducting load. The exciter assembly includes a transformer for generating the current and an optical emitter and an optical receiver. The transformer includes a stationary winding portion ...
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JP3834288B2 |
The superconductor device contains a rotor, which can rotate about a rotational axis, with a superconductive coil in a heat conducting coil support. The coil support comprises a central cylindrical cavity. A cooling head, which is locate...
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JP3833656B2 |
A method of maintaining a desired level of sub-transient reactance in a superconducting machine includes specifying a desired level of sub-transient reactance. A stator assembly is produced that includes at least one stator coil assembly...
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JP3832472B2 |
To downsize a generator which supplies a superconductive motor with power. In a hybrid vehicle where an internal combustion engine and a motor are combined to drive itself, a superconductive motor is used as the above motor, and also a s...
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JP3821101B2 |
To increase such a thrust of a rectilinear drive that a magnetic attraction, acting between a secondary member and a primary member is compensated for, while being compact in structure by fitting a plurality of magnetic pole teeth. This ...
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JP2006230191A |
To provide a fluid transfer device and its transfer method for transferring fluid to a rotary member from a fluid source.A fluid transfer device 16 comprises a housing 66, arranged at a periphery of a first rotary member 32 extending alo...
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JP2006204085A |
To provide an axial gap type motor that is high in output, small in size, light in weight, and high in efficiency.Stators 12, 13 are arranged so as oppose each other in the axial direction of a rotor 11, a plurality of coils 15 or perman...
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JP2006518180A |
An extended stator core in a motor/generator can be utilized to mitigate losses in end regions of the core and a frame of the motor/generator. To mitigate the losses, the stator core can be extended to a length substantially equivalent t...
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JP3799016B2 |
The superconducting device has a rotor which is rotatable about an axis of rotation and is provided with a superconductive winding in a heat conducting winding carrier. The winding carrier has a central cooling agent cavity with a latera...
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JP2006173639A |
To provide a magnetization device for a bulk superconductor which can magnetize the bulk superconductor to a magnetic field with a magnetic flux density of 1 Tesla or higher, at a temperature of 77 Kelvin which can be cooled with liquid ...
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JP2006170606A |
To provide a cooling system for supplying cryogenic cooling fluid to a thermal load 12.This cooling system includes a main cryogenic refrigerating system 10, a cryogenic cooling fluid feed line 19 having a feed line outlet bonded to the ...
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JP2006166692A |
To provide a superconducting coil with parallel winding for synchronous machines.A superconducting coil sub-assembly (34) includes a plurality of circuit branches. Respective circuit branches(191, 192, 291, 292, 293) are electrically con...
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JP3788702B2 |
To suppress a temperature rise in a superconducting field winding by mounting an intermediate lead wire which electrically connects the pole-to- pole position of the superconducting field winding and the intermediate tap of a protective ...
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JP2006149007A |
To provide the form of a yoke where the efficiency of magnetic flux generated in a coil within a motor rises.In a stator yoke 13 which is used for a radial gap type motor 10 and consists of a hollow magnetic substance where the internal ...
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JP3774194B2 |
The engine has a rotor rotationally mounted about a rotational axis and is provided with a superconductive winding arranged in a winding support. In order to fix the winding support inside an external rotor housing, a rigid connecting de...
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JP2006081316A |
To provide a structure that is suitable to generate a plurality of magnetic poles using a superconductive coil.A motor 100 is provided with a circular superconductive coil 121 that is arranged in such a way as to surround the outside cir...
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JP3727977B2 |
PURPOSE: To provide a superconducting rotor with higher reliability for a gap magnetic field intensity of 2T (tesla) or less. CONSTITUTION: Superconducting rotors 10 includes a cylindrical dense read iron core 14, having a pair of groove...
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JP2005304216A |
To induce torque efficiently from a superconducting coil with a small quantity of a wire material.A rotor 15 is cooled indirectly from the outer circumference (stator 13 side) by a means of not only supplying a refrigerant for the superc...
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JP2005304215A |
To induce torque efficiently from a superconducting coil with a small quantity of a wire material.Superconducting coils 17 of only one half of the number of poles of a motor 3 are used and since the superconducting coils 17 are composed ...
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JP2005304214A |
To induce torque efficiently from a superconducting coil with a small quantity of a wire material.A superconducting coil 17 is composed by applying a race track type coil formed by winding a predetermined tape wire 17c and the race track...
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JP2005287287A |
To provide a system and method for cooling a superconducting rotor coil (74).The system comprises a rotating shaft (18) combined with the superconducting rotor coil (74). The rotating shaft (18) comprises an axial path (58) that extends ...
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JP2005269868A |
To miniaturize a power source for feeding electric power to a magnetic field winding in a rotary magnetic field type superconductive motor which performs induced feeding of electric power to the magnetic field winding formed out of a sup...
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JP2005269701A |
To provide a superconductive motor which can be driven on a specified output level even if a superconductive line material is not cooled.In this superconductive motor, the area ratio of a sheath part 33 to a superconductive material 32 a...
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JP2005210811A |
To provide an electric motor that is provided with a DC electromagnet at a stator side, feeds power to a rotor side in a non-contact manner, and can rotate a rotor.The electric motor comprises the rotor 2 that rotates with a rotating sha...
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JP2005204492A |
To provide a superconducting motor device which enables efficient, simple, and effective cooling.While fixing two or more static side superconductive materials 13 to the inner circumference side of a stator 11 used as housing, a rotation...
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JP3676559B2 |
To dip a superconducting field coil-side part of a current lead in a liquid refrigerant and cause the refrigerant to flow in the current lead stably, by forming a refrigerant bypass which allows the refrigerant to take a roundabout way o...
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JP2005185079A |
To inexpensively, surely and massively obtain the electric energy by utilizing an electromagnetic engine, in comparison with conventional power generators.By making a pulse current flow in the loop at a fixed location with respect to the...
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JP3668925B2 |
To enhance the insulation around a radial lead and simplify insulating structure by providing a sealing mechanism, which seals the space formed between first and second radial holes and the radial lead against the outside of a rotor shaf...
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JP2005176578A |
To provide a motor suitable for driving an electric automobile or a hybrid automobile in which a big driving force can be attained while reducing the size and weight by decreasing the number of turns of the winding of a stator armature, ...
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JP2005176582A |
To provide a motor suitable for driving an electric automobile or a hybrid automobile in which a big driving force can be attained while reducing the size and weight by decreasing the number of turns of the winding of a stator armature a...
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JP2005518777A |
A stator assembly including a plurality of stator coil assemblies and a stator coil support structure constructed of a non-magnetic, thermally-conductive material. The stator coil support structure includes an axial passage for receiving...
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JP3653836B2 |
To supply a running force stably to electric motors without being affected by external magnetic-fields, by arranging an axial direction of a rotary shaft of at least one electric motor so as to be a substantially coaxial direction with r...
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JP3573972B2 |
To reduce the quantity of heat infiltrating from the normal temperature side to the low temperature side by effective cooling the intermediate part of the conduction conductor of a current lead. An intermediate anchor 8 of a superconduct...
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JP2004266988A |
To provide a rotor comprising an HTS coil support system made up of components that are for a synchronous machine, and low-cost and easy to manufacture.The rotor (14) comprises a rotor core (22) having a rotor axis; at least one super-co...
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JP2004236446A |
To provide a high-efficiency generator in which a ferromagnetic field can stably be utilized by using a ferromagnetic field formed of a superconducting bulk for the purpose of strengthening a magnetic filed applied to an armature of the ...
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JP2004135499A |
To provide a ventilation system for a synchronous electric machine (10) such as a generator and a motor.The synchronous electromagnetic machine (10) includes a rotor (14) combined with a rotor cooling system (26), a stator (12) that has ...
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JP2004511997A |
At temperatures located in a cryogenic temperature range, nickel steel is used for components, which can be subjected to high levels of mechanical stress and which have ferromagnetic properties at these temperatures.
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JP3515118B2 |
The superconducting rotor includes at least one field coil made of a superconductor material having a given superconducting transition temperature. A cryocooler system is mounted for rotation with the rotor. The cryocooler includes a col...
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