Patent application number | Description | Published |
20110050169 | SECONDARY BATTERY DEVICE AND VEHICLE - According to one embodiment, the power supply management portion includes a timer configured to output an ON signal every time set by the control circuit, an OR circuit configured to receive supply of an output signal from the timer, an external signal supplied from outside, and a switch control signal output from the control circuit, and a switch circuit configured to switch output of the power source voltage from an external power source according to an output signal from the OR circuit, and the control circuit turns on a switch control signal after confirming which of the output signal from the timer or the external signal has turned on the switch circuit and turns off the switch control signal when both of the output signal from the timer and the signal supplied from outside are turned off. | 03-03-2011 |
20110075712 | COMMUNICATION CIRCUIT, ASSEMBLED BATTERY UNIT, AND VEHICLE - According to one embodiment, a communication circuit includes a direct-current converter circuit configured to generate a second power supply potential different from a second reference potential by a predetermined potential, from a first power supply potential, a first receiving circuit configured to receive a binary communication signal, whose one level is at a first reference potential, through a first signal input terminal, by a differential transmission method, a first level shift circuit configured to convert the communication signal received by the first receiving circuit into a binary communication signal, whose one level is at the second reference potential, and the other level is at the second power supply potential, and a first transmission circuit configured to output the binary communication signal converted by the first level shift circuit, through a first signal output terminal, by a differential transmission method. | 03-31-2011 |
20110076530 | BATTERY MANAGEMENT DEVICE, SECONDARY BATTERY DEVICE, AND VEHICLE - According to one embodiment, a device includes a power management module to which a power is supplied from an external power source, a power source supply circuit to which a power is supplied from the power management module via a first input terminal, a latch circuit configured to be operated by a power supplied from the power supply circuit or a power supplied via a second input terminal, a circuit configured to output a logic signal that sets a shutdown signal output from the latch circuit to a third input terminal, and a logic communication circuit to which a logic signal is supplied via the third input terminal and which supplies the logic signal to a forth terminal of the larch circuit. The shutdown signal output from the latch circuit is set to an predetermined level when the logic signal is set to a second level from a first level. | 03-31-2011 |
Patent application number | Description | Published |
20110285138 | ROTATING ELECTRICAL MACHINE, MANUFACTURING METHOD OF ROTATING ELECTRICAL MACHINE, AND WIND POWER GENERATOR SYSTEM - A rotating electrical machine according to an aspect of the embodiment includes a rotor and a stator that surrounds the rotor. The stator includes: a yoke core that is obtained by bending in a circular shape plural band-shaped steel sheets that are punched out from a non-directional magnetic steel sheet and by stacking the punched-out band-shaped steel sheets; and plural teeth cores that are arranged in a peripheral direction of the yoke core, with one ends of the teeth cores fixed to an internal peripheral side of the yoke core, and with the other ends of the teeth cores set opposite to the rotor. The teeth cores are configured by stacking teeth steel sheets that are punched out from a directional magnetic steel sheet, and the teeth cores are independent of each other. | 11-24-2011 |
20120025534 | ROTATING ELECTRICAL MACHINE, LINEAR MOTION ELECTRICAL MACHINE, AND WIND GENERATOR SYSTEM - This disclosure discloses a rotating electrical machine comprising: a stator; and a rotor; one of said stator and said rotor having a coil, the other having a plurality of magnetic pole units each forming first and second magnetic poles configured to be aligned alternately and to have mutually opposite polarities at a side of the one of said stator and said rotor, each of said magnetic pole units comprising: a unit core that a projecting part configured to protrude toward the side of the one of said stator and said rotor is formed; and a permanent magnetic provided between each of said projecting parts on the side of the one of said stator and said rotor from said unit core, said first magnetic pole being formed by said permanent magnet, and said second magnetic pole being formed by each of said projecting parts. | 02-02-2012 |
20120161551 | RELUCTANCE MOTOR - A reluctance motor according to an aspect of an embodiment includes a stator and a mover. One of the stator and the mover includes a plurality of magnetic poles on which coils are wound. The other of the stator and the mover includes a magnetic segment that includes a directivity member of which the magnetization direction is regulated in a predetermined direction and that is embedded into a non-magnetic holder. | 06-28-2012 |
20130270829 | POWER GENERATOR AND POWER GENERATING SYSTEM - A power generator according to an embodiment includes a propeller, a position detector, and a pitch controller. The propeller includes a plurality of blades whose pitch angle is changeable, and is rotated by a fluid. The position detector detects the rotational position of the propeller. The pitch controller performs pitch control processing for changing the pitch angle depending on the position of each of the blades specified by the rotational position of the propeller. | 10-17-2013 |
20130270833 | POWER GENERATOR - A power generator according to an embodiment includes a rotor shaft, a slip ring, a detecting shaft, and a position sensor. The rotor shaft through which wires from a propeller are inserted rotates with the propeller. The slip ring is coupled to the rotor shaft at one end. The detecting shaft is provided at the other end of the slip ring and rotates along with the rotor shaft. The position sensor detects the rotational position of the detecting shaft, thereby detecting the rotational position of the propeller. | 10-17-2013 |
20140265701 | ROTARY ELECTRIC MACHINE - A rotary electric machine includes: a rotor core in which one or more permanent magnets are provided; and a stator core disposed radially opposite to the rotor core, a plurality of slots being provided in the stator core. Coils are disposed in the slots of the stator core. Further, the number q of slots per pole per phase, which is a value obtained by dividing the number Ns of the slots by the number P of poles of the permanent magnets and the number m of phases of a voltage induced in the coils, is a fraction having an odd denominator and an even numerator, and slot vectors which are electrical phases of the coils disposed in the slots are made to have unequal slot vector pitch angles in which pitches between the slots are unequal. | 09-18-2014 |
Patent application number | Description | Published |
20120038168 | POWER GENERATOR AND WIND POWER GENERATION SYSTEM - This power generator is so formed that a number q of slots per pole per phase obtained by dividing the number of slots by the number of poles of permanent magnets and the number of phases of voltages is a fraction satisfying 102-16-2012 |
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20120187696 | ROTATING ELECTRIC MACHINE AND WIND POWER GENERATION SYSTEM - This rotating electric machine includes a rotor including a rotating shaft portion, a rotor yoke surrounding the rotating shaft portion and a rotor core, arranged on the outer peripheral surface of the rotor yoke, having a plurality of permanent magnets circumferentially arranged thereon at intervals, and a stator arranged to be opposed to the outer peripheral surface of the rotor, while the rotor yoke and the inner peripheral portion of the rotor core are fixed to each other with a fixing member. | 07-26-2012 |
20130270832 | POWER GENERATOR - A power generator according to an embodiment includes a hollow shaped speed-increasing gear, a hollow shaped power generation unit, a rotor shaft, and a position detector. With the input shaft and the output shaft of the hollow shaped speed-increasing gear coaxially disposed with a propeller shaft, and coupled to the propeller shaft. With the input shaft of the power generation unit coaxially disposed with the speed-increasing gear, the power generation unit generates power through the output of the speed-increasing gear. The rotor shaft is coaxially disposed with the speed-increasing gear and the power generation unit and rotates integrally with a propeller while being provided in hollow portions of the speed-increasing gear and the power generation unit. The position detector detects a rotational position of the propeller by detecting the rotational position of the rotor shaft. | 10-17-2013 |
20140175919 | ROTATING ELECTRICAL MACHINE AND HOUSING FOR ROTATING ELECTRICAL MACHINE - A housing of a rotating electrical machine includes: a plurality of heat exchangers attached to an outer surface of the housing to cool a gas circulating in the housing; and a first partition wall portion disposed in an interior of the housing to partition the interior of the housing. | 06-26-2014 |