| 序号 | 专利名 | 申请号 | 申请日 | 公开（公告）号 | 公开（公告）日 | 发明人 |
|---|---|---|---|---|---|---|
| 21 | Current controlled actuator driver with improved accuracy at low current | US13598976 | 2012-08-30 | US09112443B2 | 2015-08-18 | Henricus Cornelis Johannes Buthker; Luc van Dijk |
| Various exemplary embodiments relate to a current driver for controlling a current source controlled by an alternating current (AC) signal, including: a current sensor configured to measure an output current from the current source; a threshold detector configured to detect when the measured current is below a threshold value; and a controller configured to control the current source using a duty cycle of the AC signal when the measured current is below the threshold. | ||||||
| 22 | CONTROL APPARATUS AND SHIFT-BY-WIRE SYSTEM HAVING THE SAME | US14559284 | 2014-12-03 | US20150160625A1 | 2015-06-11 | Kazuhiro YOSHIDA; Jun YAMADA |
| A control apparatus controlling a motor for driving an object includes: a relay allowing and interrupting electric power supply to the motor; switching devices in multiple phases for allowing and interrupting energization to windings; a controller for the relay and the switching devices; a current detecting circuit for a current flowing through a merging point of the windings and the switching devices; a current limit circuit for keeping an average of the current within a predetermined range; a standard position learning device for learning a standard position of the motor; a voltage detecting circuit for detecting a voltage applied to each switching device; and an error detecting device for detecting an error in the current detecting circuit based on the voltage and the current when the relay turns on, and all switching devices turn off. | ||||||
| 23 | MOTOR AND METHOD OF MEASURING AND CONTROLLING DISTANCE OF AIR GAP BETWEEN ROTOR AND STATOR ASSEMBLY | US13893200 | 2013-05-13 | US20140001997A1 | 2014-01-02 | Gyoung Tai Kim |
| Disclosed herein is a motor including: a rotor including a shaft; a stator assembly rotatably supporting the rotor; and an air gap measuring module measuring a distance of an air gap between the shaft and the stator assembly by electromotive force generated between the rotor and the stator assembly. The distance of the air gap between the rotor and the stator assembly is measured through the electromotive force generated between the rotor and the stator assembly and the driving of the motor is controlled by the distance of the air gap. | ||||||
| 24 | Patient support apparatus with drive wheel speed control | US13118811 | 2011-05-31 | US08260517B2 | 2012-09-04 | Aziz A. Bhai |
| A control system for a self-propelled patient-support apparatus includes a controller that utilizes a power drive speed control algorithm to control the power output to a motor of a drive mechanism for driving the patient-support apparatus across a floor. The control algorithm normalizes a force input by a user on a user input device, the force indicative of a desired drive speed. The algorithm varies the responsiveness of the output to the drive mechanism based on the current operating conditions of the drive mechanism. | ||||||
| 25 | Motor control device | US12101707 | 2008-04-11 | US07936146B2 | 2011-05-03 | Hajime Hida; Shunya Sakamoto |
| A motor control device has: a motor current detecting portion for detecting, based on a current flowing between an inverter and a direct-current power supply, a motor current flowing through a three phase motor; a specified voltage value producing portion for producing a specified voltage value based on the motor current; a specified voltage value holding portion for holding an earlier specified voltage value outputted from the specified voltage value producing portion; and a specific period setting portion for setting a specific period based on a voltage difference between two of U-phase, V-phase, and W-phase voltages. Outside the specific period, the motor is controlled based on the specified voltage value outputted from the specified voltage value producing portion, and, within the specific period, the motor is controlled based on the specified voltage value held by the specified voltage value holding portion. | ||||||
| 26 | Motor Control Device | US12101707 | 2008-04-11 | US20080252250A1 | 2008-10-16 | Hajime HIDA; Shunya SAKAMOTO |
| A motor control device has: a motor current detecting portion for detecting, based on a current flowing between an inverter that drives a three-phase motor and a direct-current power supply, a motor current flowing through the motor; a specified voltage value producing portion for producing, based on the motor current, a specified voltage value as a target value for a voltage to be applied to the motor, and outputting the specified voltage value thus produced; a specified voltage value holding portion for holding an earlier specified voltage value outputted from the specified voltage value producing portion; and a specific period setting portion for setting a specific period based on a voltage difference between two of U-phase, V-phase, and W-phase voltages of the motor. Outside the specific period, the motor is controlled via the inverter based on the specified voltage value outputted from the specified voltage value producing portion, and, within the specific period, the motor is controlled via the inverter based on the specified voltage value held by the specified voltage value holding portion. | ||||||
| 27 | Apparatus for controlling speed of fan motor of air-conditioner | US11071455 | 2005-03-04 | US20060113950A1 | 2006-06-01 | Seung-Do Han; Hyoun-Jeong Shin; Seung-Suk Oh |
| An apparatus for controlling a speed of a fan motor (HIM (Hybrid Induction Motor)) of an air-conditioner extends a speed control range of a fan motor of an air-conditioner by controlling revolutions per minute (RPM) of the fan motor. In order to extend the speed control range of the HIM, an RPM of the HIM is controlled based on a pre-set duty ratio of a switching device electrically connected with the HIM. | ||||||
| 28 | VARIABLE MAGNETIZATION MACHINE CONTROLLER | EP13893378.3 | 2013-09-12 | EP3044868A1 | 2016-07-20 | FUKUSHIGE, Takashi; YU, Chen-Yen; LORENZ, Robert D. |
| A variable magnetization machine controller (100) including a hysteresis control component configured to receive an ideal magnetization state signal, output an actual magnetization signal based on the ideal magnetization state signal for control of a variable magnetization machine (10), and modify the actual magnetization state signal in accordance with an error value between the ideal magnetization state signal and the actual magnetization state signal. | ||||||
| 29 | Algorithm for power drive speed control | EP09250422.4 | 2009-02-18 | EP2105117B1 | 2011-12-28 | Bhai, Aziz A. |
| 30 | Apparatus for controlling speed of fan motor of air-conditioner having an induction rotor and a permanent maget rotor | EP05005807.2 | 2005-03-17 | EP1657811A3 | 2007-05-16 | Han, Seung-Do; Shin, Hyoun-Jeong; Oh, Seung-Suk |
An apparatus for controlling a speed of a fan motor (HIM (Hybrid Induction Motor)) of an air-conditioner extends a speed control range of a fan motor of an air-conditioner by controlling revolutions per minute (RPM) of the fan motor. In order to extend the speed control range of the HIM, an RPM of the HIM is controlled based on a pre-set duty ratio of a switching device electrically connected with the HIM.
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| 31 | 공기조화기의 전동기 제어장치 | KR1020070107203 | 2007-10-24 | KR1020090041596A | 2009-04-29 | 황선호; 정한수; 이충훈 |
| A motor control device of an air-conditioner is provided to control an inverter for a fan and the inverter for a compressor with one MICOM. A motor control device of an air-conditioner comprises an inverter for a compressor(220) and an inverter for a fan(225) converting the inputted DC power supply into the AC power supply. The compressor inverter supplies the transformed AC power supply to a motor for the compressor(250). The fan inverter supplies the transformed AC power supply to a motor for the fan(255). The compressor inverter and the fan inverter have a different electric transfer system. A MICOM(230) controls the compressor inverter and the fan inverter together. | ||||||
| 32 | Motor control device | EP08007219.2 | 2008-04-11 | EP1981164A3 | 2016-12-07 | Hida, Hajime; Sakamoto, Shunya |
A motor control device has: a motor current detecting portion for detecting, based on a current flowing between an inverter that drives a three-phase motor and a direct-current power supply, a motor current flowing through the motor; a specified voltage value producing portion for producing, based on the motor current, a specified voltage value as a target value for a voltage to be applied to the motor, and outputting the specified voltage value thus produced; a specified voltage value holding portion for holding an earlier specified voltage value outputted from the specified voltage value producing portion; and a specific period setting portion for setting a specific period based on a voltage difference between two of U-phase, V-phase, and W-phase voltages of the motor. Outside the specific period, the motor is controlled via the inverter based on the specified voltage value outputted from the specified voltage value producing portion, and, within the specific period, the motor is controlled via the inverter based on the specified voltage value held by the specified voltage value holding portion.
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| 33 | Algorithm for power drive speed control | EP09250422.4 | 2009-02-18 | EP2105117A3 | 2010-03-31 | Bhai, Aziz A. |
A control system for a self-propelled patient-support apparatus (10) includes a controller (30) that utilizes a power drive speed control algorithm to control the power output to a motor (42) of a drive mechanism (24) for driving the patient-support apparatus (10) across a floor. The control algorithm normalizes a force input by a user on a user input device, the force indicative of a desired drive speed. The algorithm varies the responsiveness of the output to the drive mechanism based on the current operating conditions of the drive mechanism (24).
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| 34 | Algorithm for power drive speed control | EP09250422.4 | 2009-02-18 | EP2105117A2 | 2009-09-30 | Bhai, Aziz A. |
A control system for a self-propelled patient-support apparatus (10) includes a controller (30) that utilizes a power drive speed control algorithm to control the power output to a motor (42) of a drive mechanism (24) for driving the patient-support apparatus (10) across a floor. The control algorithm normalizes a force input by a user on a user input device, the force indicative of a desired drive speed. The algorithm varies the responsiveness of the output to the drive mechanism based on the current operating conditions of the drive mechanism (24).
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| 35 | METHOD FOR CONTROLLING AN ELECTRIC MOTOR, CONTROL UNIT AND ELECTRIC MOTOR | EP05804159.1 | 2005-11-15 | EP1817602A2 | 2007-08-15 | POTZE, Willem; FRISSEN, Petrus, C., M. |
| For ensuring high-precision control of a planar motor (1) comprising a magnet (2) and j coils (3), j=l ...N, wherein currents T7 can flow through the coils (3) such that a force and a moment are generated that interact with the magnet (2), it has been proposed to determine force and moment needed to change the relative position of magnet (2) and coils from a present position to a desired position, and then to determine the currents T7 necessary for generating this force and moment in the computing means (43) of the control unit (4) of the electric motor (1). The coil currents are then regulated accordingly with regulating means (44). The relative position of magnet (2) and coils (3) is measured with measuring means (5) and fed into the first input means (41) of the control unit (4). | ||||||
| 36 | VARIABLE MAGNETIZATION MACHINE CONTROLLER | EP13893378 | 2013-09-12 | EP3044868A4 | 2017-11-22 | FUKUSHIGE TAKASHI; YU CHEN-YEN; LORENZ ROBERT D |
| A variable magnetization machine controller including a hysteresis control component configured to receive an ideal magnetization state signal, output an actual magnetization signal based on the ideal magnetization state signal for control of a variable magnetization machine, and modify the actual magnetization state signal in accordance with an error value between the ideal magnetization state signal and the actual magnetization state signal. | ||||||
| 37 | Apparatus for controlling speed of fan motor of air-conditioner having an induction rotor and a permanent maget rotor | EP05005807.2 | 2005-03-17 | EP1657811B1 | 2014-11-12 | Han, Seung-Do; Shin, Hyoun-Jeong; Oh, Seung-Suk |
| An apparatus for controlling a speed of a fan motor (HIM (Hybrid Induction Motor)) of an air-conditioner extends a speed control range of a fan motor of an air-conditioner by controlling revolutions per minute (RPM) of the fan motor. In order to extend the speed control range of the HIM, an RPM of the HIM is controlled based on a pre-set duty ratio of a switching device electrically connected with the HIM. | ||||||
| 38 | SCHALTUNGSANORDNUNG FÜR EIN KRAFTFAHRZEUG | EP10728718.7 | 2010-07-08 | EP2467933A2 | 2012-06-27 | BEYER, Hans-Uwe; HABERL, Nikolas; FRESSER, Heiko; KIRN, Hans-Juergen |
| The invention relates to a circuit assembly for a motor vehicle. The circuit assembly comprises an electric motor. The electric motor comprises a control unit, wherein the control unit is designed to actuate the electric motor, in particular a stator of the electric motor, for rotating the rotor. According to the invention, the circuit assembly comprises a controllable switch with a control connection. The controllable switch is connected, in particular in a separable manner, on the input side to a battery potential of an on-board power supply system of the motor vehicle. The controllable switch is connected on the output side to the electric load, in particular the electric motor, preferably to the control unit of the electric motor. The control unit has a control input for receiving an activation signal for activating the load, in particular in the case of an electric motor for rotating a rotor of the electric motor. The control unit is connected to the control connection of the controllable switch and designed to apply a switch signal to the control connection to activate the load depending on the activation signal. | ||||||
| 39 | Motor control device | EP08007219.2 | 2008-04-11 | EP1981164A2 | 2008-10-15 | Hida, Hajime; Sakamoto, Shunya |
A motor control device has: a motor current detecting portion for detecting, based on a current flowing between an inverter that drives a three-phase motor and a direct-current power supply, a motor current flowing through the motor; a specified voltage value producing portion for producing, based on the motor current, a specified voltage value as a target value for a voltage to be applied to the motor, and outputting the specified voltage value thus produced; a specified voltage value holding portion for holding an earlier specified voltage value outputted from the specified voltage value producing portion; and a specific period setting portion for setting a specific period based on a voltage difference between two of U-phase, V-phase, and W-phase voltages of the motor. Outside the specific period, the motor is controlled via the inverter based on the specified voltage value outputted from the specified voltage value producing portion, and, within the specific period, the motor is controlled via the inverter based on the specified voltage value held by the specified voltage value holding portion.
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| 40 | Apparatus for controlling speed of fan motor of air-conditioner having an induction rotor and a permanent maget rotor | EP05005807.2 | 2005-03-17 | EP1657811A2 | 2006-05-17 | Han, Seung-Do; Shin, Hyoun-Jeong; Oh, Seung-Suk |
An apparatus for controlling a speed of a fan motor (HIM (Hybrid Induction Motor)) of an air-conditioner extends a speed control range of a fan motor of an air-conditioner by controlling revolutions per minute (RPM) of the fan motor. In order to extend the speed control range of the HIM, an RPM of the HIM is controlled based on a pre-set duty ratio of a switching device electrically connected with the HIM.
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