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JPH08242574A |
PURPOSE: To provide a superconductive motor in which the non-operation state can be prevented even if unexpected quench occurs, while preventing the occurrence of quench. CONSTITUTION: In a superconductive motor, a superconductor 1 with ...
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JP2533914B2 |
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JP2530379B2 |
PURPOSE:To dispense with a crossover slot for increasing a productivity by providing a notch on an arc tooth and by laying an intercoil crossover in the notch. CONSTITUTION:An arc tooth 19, a notch 20 formed on the arc tooth 19 and a spa...
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JP2529963B2 |
PURPOSE:To prevent dielectric breakdown from being generated, by preventing a connecting conductor or the like from coming in direct contact with, with gas helium after a current lead is cooled. CONSTITUTION:To the gas helium discharge s...
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JP2529981B2 |
PURPOSE:To reduce heat transfer amount through thermal conduction to a low temperature rotor by shifting a place for connecting a normal conducting conductor to a superconducting conductor to the supercondcuting field winding end on an o...
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JP2529381B2 |
PURPOSE:To facilitate the manufacture of the title device and improve the machining accuracy of the same by a method wherein a shaft, consisting of the cylinder of a refrigerant discharging unit, is made separable from the main body of a...
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JP2529382B2 |
PURPOSE:To permit the constant retention of a clamping force without necessitating any additional tightening work of a jack bolt by a method wherein an elastic body is interposed between the upper surface of a superconducting field coil ...
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JP2525066B2 |
PURPOSE:To perform noncontact detection of the abnormality of rotor at the stator side during operation by forming at least a part of a normal temperature dapmer of a material in which Curie point is conditioned to cause transition from ...
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JP2524209B2 |
PURPOSE:To generate an extremely intensive magnetic field on a sheet material, and to prevent the influence inflicting on others when one side only is excited by a method wherein the sheet material is composed of a single layer or multil...
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JP2506742Y2 |
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JPH08172767A |
PURPOSE: To securely prevent the counterflow in the refrigerant discharging path within a generator and the intrusion of liquid refrigerant into the discharging circuit by controlling the opening and closing of an automatic closing valve...
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JP2510373B2 |
PURPOSE: To provide possibility of embodying the current lead part of a bushing and the magnetic shield part in any desired forms, increasing the mechanical strength of the current lead part to prevent damage even with a high electromagn...
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JPH08168234A |
PURPOSE: To quickly discharge coolant gas from a machine if the gas pressure is extraordinarily increased within its rotor, and keep on preventing increase in heat. CONSTITUTION: A rotor for superconducting electric rotating machines is ...
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JPH08505515A |
A motor/generator that is operable in an inductive mode during a startup phase and in a synchronous mode thereafter. Superconductor material is included in either the stator or the rotator and a magnetic field generator is included in th...
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JPH08153620A |
PURPOSE: To provide a cryogenic current lead with which the abrasion generating by the sliding movement with a supporting member can be prevented. CONSTITUTION: In the title cryogenic current lead in which a lead conductor 12, which pass...
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JPH0884462A |
PURPOSE: To prevent a magnetic shield from being locally heated by screwing a plurality of bolts through winding supporting structural members in proximity to joints the magnetic shield, positioning them in the direction of circumference...
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JPH0884461A |
PURPOSE: To obtain a rotor outer tube, excellent in jointing strength and ease of assembly, that achieves sound jointing even if the diameter or axial length of a normal temperature damper is excessively increased. CONSTITUTION: A rotor ...
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JPH0866002A |
PURPOSE: To design a small-sized, light-weight and low reactance machine by setting the axial length at the linear part of an air gap armature winding equal to or shorter than that of the coil of a superconducting field winding closest t...
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JPH0866003A |
PURPOSE: To prevent the vacuum break, caused by leak at a vacuum seal part, from spreading by disposing a valve exhibiting the sealing performance, which can be opened/closed freely during rotation, in the way of an evacuation path from ...
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JPH0817545B2 |
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JPH0851762A |
PURPOSE: To provide an efficient superconducting motor which can be assembled/disassembled easily and in which quenching does not take place in the superconductor. CONSTITUTION: The superconducting motor comprises a motor body 100, a fir...
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JPH0851766A |
PURPOSE: To prevent leakage of a gaseous refrigerant from the inside of a winding fixing shaft into a collector ring coupling shaft fixed to the end part shaft thereof. CONSTITUTION: A winding fixing shaft 1 applied with a superconductin...
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JPH0851765A |
PURPOSE: To enhance the reliability while providing a sufficient assembling space by providing a first current lead having a decreased cross-sectional area at a conducting part and an increased heat transmission area for the gaseous refr...
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JPH0851764A |
PURPOSE: To prevent a liquid refrigerant from flowing into a current lead being connected with a superconducting coil due to rise of liquid level caused by decrease in r.p.m. of the rotor. CONSTITUTION: A superconducting electric rotatin...
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JPH0851767A |
PURPOSE: To improve the vibration characteristics and to realize an optimal temperature control at a sealed part. CONSTITUTION: The rotor 20 of a superconducting electric rotating machine has a hollow structure on one end side thereof an...
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JPH0815392B2 |
PURPOSE:To obtain a superconducting rotary electric machine easy for cooling a rotor, by feeding a cooling medium to the rotor from a nozzle set on the periphery of the rotor. CONSTITUTION:A piping 40 for distributing liquid N2 from a he...
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JPH0813185B2 |
PURPOSE:To regulate the unbalance of an inner cylinder during the rotation of a rotor by displacing the cylinder by a piezoelectric element or displacing a balance ring attached to the cylinder. CONSTITUTION:In a superconducting rotor, a...
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JPH0810983B2 |
PURPOSE:To facilitate the prevention of the circumferential displacement between an inner rod and an outer cylinder by providing circumferential displacement preventive means between inner and outer shafts, and storing tapered keys in ke...
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JPH084899B2 |
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JPH084898B2 |
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JPH089628A |
PURPOSE: To provide a highly reliable rotating electric machine which can be continuously operated even when its field winding is quenched and can be applied to business use, its cooling device, and generator operating method. CONSTITUTI...
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JPH07118885B2 |
PURPOSE:To eliminate the relative movement of a support for supporting a stator winding and a magnetic shield associated with the outer periphery of the support by forming either one of the support and the shield as a laminate, thereby r...
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JPH07327354A |
PURPOSE: To realize a high capacity rotor by increasing the diameter restricted by rejective casting texture or segregation caused by a precipitation hardening Ni based alloy. CONSTITUTION: A winding fixing shaft for holding a laminate c...
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JPH07312885A |
PURPOSE: To alleviate the load of a movable element during moving and to eliminate a limit for the positional relationship between the element and a stator by oppositely providing a second superconductor which is made of the same materia...
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JPH07110129B2 |
PURPOSE:To prevent bucking of winding upon short circuit by holding a rectangular stator winding between a plurality of tees in a tubular inner circumferential face through a spacer and reducing the thickness radially between the spacer ...
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JPH07110128B2 |
PURPOSE:To prevent breakdown due to local movement of a superconductor by securing a field winding formed of a superconductor to a supporting protrusion arranged on a field fixing shaft after fitting a field winding support having a fixe...
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JPH07110127B2 |
PURPOSE:To stabilize cooling by arranging a warming heater in liquid Helium where the rotor of a superconducting electrical rotary machine having a superconducting field winding connected with an exciting power source is immersed thereby...
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JPH07284265A |
PURPOSE: To provide a superconducting rotor which has a current lead which is provided to connect a field winding to a slip ring electrically in order to improve the stability of a superconducting generator and which does not cause a die...
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JPH0789741B2 |
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JPH07222432A |
PURPOSE: To provide a superconducting DC machine which restrains a superconducting coil from being quenched and which can increase an output per volume. CONSTITUTION: A shaft 41 for an armature 31 is arranged at right angles to the centr...
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JPH07208264A |
PURPOSE: To apply a superconducting DC motor to a driving means of an axial flow compressor, and dispense with a turbine as the driving means of the axial flow compressor by cooling a superconducting coil with the liquid hydrogen which i...
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JPH0773424B2 |
PURPOSE:To provide means for securely grounding a stator corona shield without installing another means while controlling the increase in tooth eddy-current loss due to a large magnetic flux. CONSTITUTION:A semi-conductive plate tooth pa...
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JPH07194093A |
PURPOSE: To improve reliability by forming a magnetic shield in an intermediate retaining structure so as not to generate vibration at a magnetic steel sheet. CONSTITUTION: A stator for a superconducting rotating electric machine compris...
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JPH07154960A |
PURPOSE: To obtain a rotor, of a superconducting rotating electric machine, in which a high-reliability quenching protective system can be constituted, in which the diameter of a driving shaft is not limited and which can achieve the lar...
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JPH07154961A |
PURPOSE: To prevent a state that a liquid refrigerant is pushed out into a current lead connected to a superconducting coil when the pressure of a gas refrigerant in a gas-phase part in the central hole of a low-temperature rotor is rais...
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JPH0750980B2 |
PURPOSE:To promote work efficiency by arranging upper insulating materials on the peripheral surfaces of superconducting magnetic field coils after loading the superconducting magnetic fields coils to the insides of slots, fitting and lo...
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JPH0744796B2 |
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JPH0744801B2 |
PURPOSE:To prevent wear, damage on tees and a dovetail. CONSTITUTION:A nonmagnetic element mounted inside a magnetic shield 1 and formed with a slot in which a stator winding is inserted is formed by laminating a plurality of tees blocks...
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JPH0721096Y2 |
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JPH0740783B2 |
PURPOSE:To firmly support and fix a superconductor and lighten the stress concentration on an insulator by forming the insulator in contact with the superconductor out of a composite insulator composed of an elastic member provided on th...
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