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JP2009038374 |
To simplify production of a magnet coil and to reduce the cost by allowing many formers to be produced using a single tool.A method of producing a wound magnet coil comprises the steps of: (1) producing a former comprising a pattern of r...
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JP2009032758 |
To provide a conduction cooling type superconducting magnet device whose superconducting coil hardly quenches even in a case of a power failure.The conduction cooling type superconducting magnet device includes a refrigerator for ultralo...
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JP2009033014 |
To prevent the erroneous detection of quenching when exciting and demagnetizing a superconducting coil when a quenching detection means is used in the superconducting coil whose inductance is as large as 1H or more.The power source contr...
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JP2009022773 |
To provide a high field open MRI apparatus, capable of safely performing operation of a superconducting magnet without being affected by noise due to electromagnetic interference.A static field generating magnet 102 comprises a pair of c...
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JP2009026804 |
To provide a heat generation preventing device for a metallic heat exchanger of superconducting equipment including sandwiched aluminum nitride for preventing the generation of a large loop eddy current of the metallic heat exchanger.The...
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JP2009016622 |
To securely prevent pancake coils from rotating by a mechanical structure in a superconducting coil unit having a plurality of pancake coils stacked.A superconducting coil unit is constituted by stacking and fixing the plurality of panca...
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JP2009011652 |
To provide a shim support guide jig capable of drawing out a designated shim support in a state where a superconductive magnet generates a static magnetic field, and re-inserting the shim support after adjusting the arrangement of a magn...
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JP2009016334 |
To inexpensively obtain a long-lined MgB2 superconducting core wire having high characteristics to critical current and magnetic field, by reforming the method for manufacturing the superconducting core wire by means of an existing CTFF ...
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JP2009016253 |
To provide a connection structure of a superconducting wire rod and a connection method of superconductive apparatus and the superconducting wire rod, capable of reducing connection resistance.The connection structure 10 of the supercond...
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JP2009016620 |
To prevent a plurality of stacked double pancake coils from rotating not by bonding fixation, but by a mechanical structure.A superconducting coil unit is constituted by stacking and fixing the double pancake coils, wound around outer pe...
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JP2009010128 |
To provide a semiconductor switch and a persistent current switch in which the resistance value of the whole part including a wiring part is reduced.A first current wiring 10 and a second current wiring 20 are constituted with a normal c...
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JP2009009987 |
To quickly start an internal layer coil while suppressing small the voltage capacity required for a power source for external layer coil excitation.A superconducting electromagnet 20 includes an external layer coil 21 for main magnetic f...
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JP2009004128 |
To provide a bronze-process Nb3Sn superconducting wire which will not cause superconducting characteristics to deteriorate; and to provide a precursor (precursor for manufacturing a superconductive wire) for providing such a superconduct...
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JP2009000397 |
To provide an active magnetic shielding type magnet apparatus which reduces nearby magnetic field leakage even with shield magnets with a small magnetic moment.The active magnetic shielding type magnet apparatus has three or more main an...
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JP2009004693 |
To provide a reliable superconductive magnet device and a magnetic resonance imaging device, in which structure is simple, and a persistent current of a superconductive coil can be stably retained for the long term.A superconductive magn...
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JP2009004794 |
To provide a persistent current switch which has a high temperature margin and is thermally stable, and whose switching operation is performed with certainty between a super-conductive state and a normal conductive state.The persistent c...
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JP2009000517 |
To provide a system and method for a magnetic resonance imaging system.A magnetic resonance (MR) imaging system (10) includes a coil form (72); at least one magnet (54) positioned about the coil form (72) and configured to generate a mag...
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JP2008310986 |
To prevent the occurrence of diffusion of an element constituting a metal substrate to a superconductive layer or cracks of an intermediate layer, and to improve orientation of the superconductive layer.On an Ni group alloy substrate 1 h...
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JP2008311526 |
To provide a superconductive coil capable of preventing occurrence of a quench phenomenon without strongly constraining a superconductive wire.This super conductive coil is structured to be excited at an ultralow temperature, and provide...
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JP2008305861 |
To improve the electric connectability between a tape-shaped superconductive wire rod and an electrode, and to improve the workability in connection processing between the tape-shaped superconductive wire rod and the electrode in a super...
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JP2008305765 |
To provide an oxide superconductive current lead excellent in flexibility and mechanical characteristics and with a heat conduction volume reduced.A current lead 1 is structured of electrodes 4a, 4b connected through low thermally conduc...
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JP2008306092 |
To provide a superconducting coil that is easy to work, is low cost, the wire motion of which has been reduced, and is less apt to quench.A resin-immersed superconducting coil is such that a textile that uses at least one kind of organic...
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JP2008306020 |
To provide a superconducting magnet with a refrigerator port having a bellows, wherein the bellows makes no substantial contribution to increase in the amount of ingress heat at the refrigerator port.A superconducting magnet 21 has a liq...
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JP2008306060 |
To provide an extremely low temperature containment cooling system in which a heat shield is provided between a storage container for storing in a state that a cooling object is dipped in a coolant and a vacuum chamber, and the coolant f...
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JP2008300337 |
To improve mechanical strength of an Nb3Sn superconducting wire produced by the internal diffusion method to exhibit its excellent superconducting properties, and to provide: the Nb3Sn superconducting wire produced by internal diffusion ...
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JP2008300184 |
To provide a current lead capable of improving mechanical strength, of reducing a heat conduction amount, and of reducing magnetic field application angle dependency.This current lead 1 is composed of: a pair of electrode members 2 and 3...
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JP2008293690 |
To provide a precursor useful for manufacturing a superconducting wire rod to exhibit superior superconductive characteristics (especially critical current density and alternate current loss) by using Nb or a Nb group alloy sheet capable...
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JP2008289703 |
To provide a magnetic field adjustment device and a magnetic field adjustment method for a superconducting magnet expanding a correctable range of magnetic homogeneity by adopting magnetic material shim mechanisms having high freedom deg...
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JP2008288545 |
To provide a superconducting magnet device capable of suppressing temporal variation of a stationary magnetic field.The superconducting magnet device includes a superconducting coil 1 for forming a magnetic field in a sample space E in a...
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JP2008288000 |
To provide inner Sn-method Nb3Sn superconducting wire rods and a precursor for the same with high critical current density Jc characteristics expected, and capable of being applied for an NMR magnet by restraining electric resistance to ...
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JP2008283049 |
To provide a superconductive magnet device that prevents a quench phenomenon from occurring during stationary operation in or after excitation.The superconductive magnet device (10) comprises a superconducting coil (20) which is electrif...
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JP2008282566 |
To provide a bismuth oxide superconducting element wire, a bismuth oxide superconductive conductor and a superconductive coil which can reduce an alternate current loss and can prevent deterioration of a superconductor, and to provide a ...
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JP2008283803 |
To provide a lightweight and high-reliability superconducting magnet for a magnetic-levitation railway vehicle.A superconducting magnet for a magnetic-levitation railway vehicle is provided with superconducting coils 2 made of a rare-ear...
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JP2008283027 |
To provide a lightweight, reliable super-conductive magnet for a magnetic levitation rail vehicle.The super-conductive magnet for a magnetic levitation rail vehicle includes a superconducting coil 5 made of rare earth element-based high-...
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JP2008279917 |
To provide an operation system of a super-conductive magnet for a magnetically-suspended railway vehicle with high reliability.In the operation system of the super-conductive magnet for the magnetically-suspended railway vehicle, a refri...
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JP2008282584 |
To provide a superconducting tape which can prevent corrosion of the superconducting tape body portion and can be manufactured easily.The superconducting tape 1a is provided with a main body portion 7 of a tape shape, having a supercondu...
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JP2008276973 |
To provide a manufacturing method of an oxide superconductive wire material wherein an uniform and high critical current can be obtained over its entire length, and the oxide superconductive wire material.This manufacturing method of the...
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JP2008270517 |
To provide a superconducting coil that has a low generation voltage in a steady operating state, retains the generation voltage at low level to prevent quench from occurring easily even if external turbulence is given, and can be driven ...
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JP2008270307 |
To provide an inexpensive superconductive coil capable of generating a high magnetic field even at a relatively high temperature, and to provide a superconductor used for the superconductive coil.In the superconductive coil in a pan cake...
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JP2008270463 |
To suppress the experience magnetic field and the magnetomotive force of a superconductive coil and improve a manufacturing nature.In a superconductive magnet device 10 constituted by superconductive coils 14A and 14B, the superconductiv...
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JP2008264543 |
To generate an imaging volume of increased maximum radial diameter in a specified MRI system by adaptation of substantially cylindrical imaging regions.An arrangement for producing a substantially toroidal imaging region in the MRI syste...
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JP2008259558 |
To provide a magnetic homogeneity adjuster which can obtain a homogeneity magnetic field by inexpensive and efficient compensation for a non-homogeneity magnetic field attributed to an error of exciting current of a superconductive coil,...
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JP2008258158 |
To provide a method of forming permanent joints for joining superconducting wires.The method for joining wires (116, 118, 152, 154) using low-resistivity joints (136, 150, 164, 166, 170) is provided. More specifically, methods (104, 140)...
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JP2008253593 |
To provide a shield coil for magnetic resonance imaging, exhibiting sure and stable shield performance to a desired shield object, and reducing superconducting material to be used to be more inexpensively manufactured.A passive type shie...
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JP2008249201 |
To prevent the adsorption of impurities to a transfer tube.This recondenser comprises a refrigerating machine comprising at least one cooling stage, a condensing container incorporating a condensation heat exchanger thermally connected t...
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JP2008251933 |
To provide an oxide superconducting coil which has extremely small conductor strain and resistance generated at an inter-layer transition part or inter-pancake transition part.An oxide superconducting coil comprising a pancake coil 1 for...
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JP2008251564 |
To provide a high-temperature superconducting current lead exhibiting resistance against external stress and expansion or contraction due to heat cycle, capable of increasing critical current density and connecting a terminal, while supp...
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JP2008251720 |
To provide an oxide superconductor conducting element having a long size and a high performance.The oxide superconductor conducting element is composed of an oxide superconductor electrically joining two or more of the oxide superconduct...
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JP2008239303 |
To provide a drum for a superconducting cable capable of easily carrying out a pressure test without damaging the cable even if carrying out the pressure test with the superconducting cable wound around the drum.This drum 2 for the super...
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JP2008244280 |
To provide a superconducting coil formed by winding a belt-like superconducting wire, which reduces an effect receiving from a magnetic field generated by the coil itself by improvement in a way of winding a superconducting wire to effic...
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