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Matches 1,201 - 1,250 out of 13,767

Document Document Title
JP2016077076A
To provide a motor controller, and a motor control method which can efficiently consume regenerative electric power.A motor controller comprises: a power source 13 which supplies power source voltage; a power supply capacitor 21 which is...  
JP2016077075A
To provide a motor controller, and a motor control method which can consume regenerative electric power in parallel with the motor control.A motor controller comprises: a power supply capacitor 21 which is connected with a power source 1...  
JP2016074516A
To provide an elevator control device with a regenerative converter preventing a reverse power flow of regenerative power to a commercial power system.An elevator control device 1 includes: a forward conversion section 10 for converting ...  
JP5911639B2  
JP2016059184A
To solve the problem that an electromagnetic contactor with an auxiliary contact is required in the prior arts, an additional circuit is required for monitoring the auxiliary contact and cost may be increased as a result.A motor drive ci...  
JP5893127B2
An air conditioner includes: an outdoor fan 10 provided in an outdoor unit 3; a permanent magnet synchronous motor 7 that drives the outdoor fan 10; an inverter 14 that uses a DC power source 5 as a power source and applies a voltage to ...  
JP5894274B2
An electric motor system having a power supply, an electric motor connected to the power supply, an object driven by the motor having a range of motion and a substantially neutral position within the range of motion, a power sensor confi...  
JP5885005B2  
JP5883319B2  
JP5879869B2  
JP5879870B2  
JP2016029866A
To provide a motor control device that prevents the occurrence of run-away of a motor.A motor control device according to the present embodiment is the motor control device that controls the drive or stop of a motor, and includes: counti...  
JP5874264B2  
JP5872047B2
The invention relates to a drive arrangement for the motorized adjustment of an adjustment element of a vehicle, wherein at least one drive comprising an electric drive motor and a drive control means and is connected to a supply, wherei...  
JP5867908B2
When the current flowing through each electric terminal of an alternating current motor 21 reaches the vicinity of zero, an operation putting the electric terminals of the alternating current motor 21 into an opened state, or putting an ...  
JP5865159B2  
JP5864219B2  
JP5865327B2  
JP5860093B2
A brake drive control circuit of a servo motor which detects malfunction of a semiconductor circuit at the brake drive control circuit, that is, a brake drive control circuit which connects two semiconductor circuits in series to a brake...  
JP2016023622A
To provide a crankshaft position controller capable of accurately displacing a crankshaft to a position suited for restarting an engine when the engine is stopped.A crankshaft position controller comprises: a power generation unit 10 gen...  
JP2016019397A
To provide a drive control device or the like for a multi-axis synchronous facility capable of performing deceleration and stop control for which a regenerative resistor is not required, in drive control of the multi-axis synchronous fac...  
JP2016013794A
To provide an electromagnetic damper capable of achieving energy saving while exhibiting vibration damping characteristics.An electromagnetic damper 12 is attached to a vehicle 10 and generates a vibration damping force using a motor 46 ...  
JP2016010275A
To match ON/OFF timing between switching elements of power generation brake devices connected in parallel.In place of a voltage detector 17, a comparator 18 and a drive circuit 4a, a voltage detector for detecting a DC voltage of a smoot...  
JP2016001944A
To provide an actuator where a preload to be applied to an object can be set smaller while a malfunction is avoided.The actuator brings an object 2 into contact with a stopper 3, and while a motor current of a drive motor 10 is at a set ...  
JP5837352B2  
JPWO2013145486A1
交流電動機21の各電気端子を流れる電流が ゼロ近傍になった際に、交流電動機21の電 気端子を開放状態とし、または、インバータ 11内部の還流ダイオードを介して電気...  
JPWO2013145486A
When current which flows through each electric terminal of alternating current motor 21 becomes near the zero, operation which makes an opened condition an electric terminal of alternating current motor 21, or it changes into a state whi...  
JP5831201B2  
JP5830559B2  
JP5826440B1
In order that converter 11 may obtain the AC motor drive motor system which revives electric power certainly to system power supply 10, It has charge-and-discharge control part 2 which controls charge-and-discharge circuit 15 based on th...  
JP2015211609A
To provide a brake drive control device capable of checking a brake drive control circuit during a robot operation.The brake drive control circuit is configured to detect a failure of a semiconductor circuit in a brake drive control circ...  
JP2015211502A
To provide a motor controller capable of obtaining an appropriate brake force while protecting a motor coil, a semiconductor switching element, and such from a brake current at a time of short brake controlling.A control circuit 12 (brak...  
JP5820016B2  
JP2015202008A
To provide an operation stop method for generator, capable of suppressing a generator from being rotated by a shaft input after stopping the operation of an inverter.In the operation stop method for a generator system including: a genera...  
JP5808923B2
A motor drive device (20) includes a circuit (31) (e.g., an inverter) with a connection configuration that is switchable among: (a) a drive operative connection configuration that allows a motor unit (6) to be driven with power supplied ...  
JP2015198461A
To suppress increase of the DC link voltage and total amount of reflux current of an inverter, when a contactor connecting the inverter and a DC power supply is brought into an open state.An inverter controller executes pre-shutdown cont...  
JP5804984B2  
JP5805353B1
A converter which a positioning control device of an embodiment rectifies an exchange power supply, and it outputs between bus lines, A smoothing capacitor which smooths an output of a converter and generates bus line voltage, Regenerati...  
JP5798189B2
Provided is a brake apparatus for a generator, wherein brake operation can be executed with reliability even with an extremely simple structure, standby power is unnecessary during normal operation, and mounting and maintenance thereof c...  
JP5793800B2  
JP2015177603A
To provide an inverter apparatus for driving a motor, capable of stabilizing voltage of a DC circuit when AC voltage is shut down.An inverter apparatus for driving a motor in an embodiment includes a converter, an inverter and a power co...  
JP5786310B2  
JP5777924B2  
JP2015162945A
To achieve quick, high-quality and highly accurate motor deceleration/stop control.A control method of a motor including a rotor having a magnet, a yoke including a magnetic pole opposed to the magnet, a coil for exciting the magnetic po...  
JP2015163031A
To provide an electromagnetic suspension apparatus capable of improving safety and reliability.Relays 27, 28 are provided on 2-phase power lines 6A, 6B of 3-phase power lines 6A, 6B, 6C connecting coils 15A, 15B, 15C of a linear electrom...  
JP2015159652A
To shift into a short circuit braking period while preventing overvoltage and overcurrent in a wide speed range.The inverter device includes: an electric motor 109; an inverter circuit 117 which receives the electric power from a DC powe...  
JP2015156934A
To perform control of lid lock means having high safety corresponding to drum rotation in failure.After speed of a drum 46 becomes substantially zero at braking time, control means 58 controls switching elements 51, 52, 53, 54, 55, 56 of...  
JP2015156933A
To perform control of lid lock means having high safety without a position detector.Control means 118 has speed calculation means 120 for calculating speed by receiving output of current detection means 119, it performs control for keepi...  
JP2015142459A
To stop electrical components even when an operation of detecting a failure of means for executing a command for driving electrical components stops due to the failure of the means.When both of a FF output signal 211 and an enable signal...  
JPWO2013132620A1
inverter control means 19 which controls the output voltage of permanent magnet synchronous motor 7 which drives outdoor fan 10 provided in exterior unit 3, and outdoor fan 10, inverter 14 which impresses voltage to permanent magnet sync...  

Matches 1,201 - 1,250 out of 13,767