专利快速检索-快速检索全球专利，免费商用专利数据库-IPRDB

1. 发明授权

US08106621B2 Control device for induction motor 有权
标题翻译：感应电动机控制装置
公开(公告)号：US08106621B2
公开(公告)日：2012-01-31
申请号：US12490220
申请日：2009-06-23
申请人： Sadayuki Sato , Hideaki Iura , Yoichi Yamamoto , Kozo Ide
发明人： Sadayuki Sato , Hideaki Iura , Yoichi Yamamoto , Kozo Ide
IPC分类号： H02P23/00
CPC分类号： H02P21/09
摘要： A control device includes a slip calculator that calculates a first slip frequency of an induction motor, a current detector that detects motor current that passes through the induction motor, an adder that calculates a primary frequency by adding a speed command and a second slip frequency that are given, a command voltage generation unit that generates first command voltage from the primary frequency, a voltage error observer unit that estimates a command voltage error from the first command voltage and the motor current, a slip correction unit that calculates a slip correction amount from the command voltage error, an adder that calculates the second slip frequency by adding the first slip frequency and the slip correction amount, and a voltage error correction unit that corrects the first command voltage using the command voltage error and outputs second command voltage.
摘要翻译：控制装置包括：计算感应电动机的第一转差频率的滑差计算器;检测通过感应电动机的电动机电流的电流检测器;加法器，其通过加上速度指令和第二转差频率来计算主频率，给出从主频率产生第一命令电压的指令电压产生单元，从第一指令电压和电动机电流估计指令电压误差的电压误差观测单元，计算滑差校正量的滑差校正单元，命令电压误差，通过加上第一转差频率和滑差校正量来计算第二转差频率的加法器，以及使用指令电压误差校正第一指令电压并输出第二指令电压的电压误差校正单元。

2. 发明申请

US20100079103A1 ALTERNATING-CURRENT MOTOR CONTROL APPARATUS 有权
标题翻译：交流电动机控制装置
公开(公告)号：US20100079103A1
公开(公告)日：2010-04-01
申请号：US12555808
申请日：2009-09-09
申请人： Kozo IDE , Sadayuki Sato , Hideaki Iura , Shinya Morimoto
发明人： Kozo IDE , Sadayuki Sato , Hideaki Iura , Shinya Morimoto
IPC分类号： H02P27/08
CPC分类号： H02P21/141 , H02P21/13 , H02P21/14 , H02P21/18 , H02P21/22 , H02P23/0004
摘要： An alternating-current motor control apparatus includes a stator frequency computing unit configured to compute a stator frequency of a motor magnetic flux; a torque error computing unit configured to compute a torque error by using the motor magnetic flux, an estimated current, and a motor current; and a speed estimator configured to estimate a speed of the alternating-current motor by using the stator frequency and the torque error. The speed estimator includes a proportional controller configured to reduce the torque error to zero, and an adaptive filter configured to eliminate a high-frequency component of the torque error.
摘要翻译：一种交流电动机控制装置，具备：电动机磁通的定子频率的定子频率计算部; 扭矩误差计算单元，被配置为通过使用电动机磁通量，估计电流和电动机电流来计算转矩误差; 以及速度估计器，被配置为通过使用定子频率和转矩误差来估计交流电动机的速度。速度估计器包括被配置为将扭矩误差减小到零的比例控制器，以及被配置为消除扭矩误差的高频分量的自适应滤波器。

3. 发明授权

US08143839B2 Alternating-current motor control apparatus 有权
标题翻译：交流电机控制装置
公开(公告)号：US08143839B2
公开(公告)日：2012-03-27
申请号：US12555808
申请日：2009-09-09
申请人： Kozo Ide , Sadayuki Sato , Hideaki Iura , Shinya Morimoto
发明人： Kozo Ide , Sadayuki Sato , Hideaki Iura , Shinya Morimoto
IPC分类号： H02P27/04 , H02P27/00 , H02P6/00 , H02P21/00
CPC分类号： H02P21/141 , H02P21/13 , H02P21/14 , H02P21/18 , H02P21/22 , H02P23/0004
摘要： An alternating-current motor control apparatus includes a stator frequency computing unit configured to compute a stator frequency of a motor magnetic flux; a torque error computing unit configured to compute a torque error by using the motor magnetic flux, an estimated current, and a motor current; and a speed estimator configured to estimate a speed of the alternating-current motor by using the stator frequency and the torque error. The speed estimator includes a proportional controller configured to reduce the torque error to zero, and an adaptive filter configured to eliminate a high-frequency component of the torque error.
摘要翻译：一种交流电动机控制装置，具备：电动机磁通的定子频率的定子频率计算部; 扭矩误差计算单元，被配置为通过使用电动机磁通量，估计电流和电动机电流来计算转矩误差; 以及速度估计器，被配置为通过使用定子频率和转矩误差来估计交流电动机的速度。速度估计器包括被配置为将扭矩误差减小到零的比例控制器，以及被配置为消除扭矩误差的高频分量的自适应滤波器。

4. 发明申请

US20080041116A1 Rotating body control device and washing machine including the same 审中-公开
标题翻译：旋转体控制装置和包括其的洗衣机
公开(公告)号：US20080041116A1
公开(公告)日：2008-02-21
申请号：US11882096
申请日：2007-07-30
申请人： Naoki Kanazawa , Seilchiro Suzuki , Shoichi Matsui , Sadayuki Sato
发明人： Naoki Kanazawa , Seilchiro Suzuki , Shoichi Matsui , Sadayuki Sato
IPC分类号： D06F29/02 , G01M1/02
CPC分类号： G01M1/36 , D06F37/225
摘要： Disclosed herein are a rotating body control device and a washing machine. The rotating body control device includes: a balancing unit including an annular race which is integrally formed with the rotating body and is concentric with the rotation shaft of the rotating body and a plurality of rolling bodies which are movably seated in the race; a detecting unit detecting a bit signal, which is generated according to a variation in relative position between the rolling bodies seated in the race and the eccentric amount of the rotating body which occurs during the rotation of the rotating body; an analyzing unit which analyzes a variation in amplitude of the bit signal detected by the detecting unit; and a control unit which controls the rotation of the rotating body according to the analyzed result of the analyzing unit.
摘要翻译：这里公开了旋转体控制装置和洗衣机。旋转体控制装置包括：平衡单元，其包括与旋转体一体形成并与旋转体的旋转轴同心的环形座圈和可移动地安置在座圈中的多个滚动体; 检测单元，其检测位置信号，所述位信号是根据位于所述座圈中的滚动体之间的相对位置的变化和所述旋转体旋转期间发生的所述旋转体的偏心量而产生的; 分析单元，其分析由所述检测单元检测到的位信号的幅度变化; 以及控制单元，其根据分析单元的分析结果来控制旋转体的旋转。

5. 发明申请

US20080041115A1 Washing machine and method of calculating amount of laundry 审中-公开
标题翻译：洗衣机和洗衣量的计算方法
公开(公告)号：US20080041115A1
公开(公告)日：2008-02-21
申请号：US11878236
申请日：2007-07-23
申请人： Naoki Kanazawa , Soiichiro Suzuki , Shoichi Matsui , Sadayuki Sato
发明人： Naoki Kanazawa , Soiichiro Suzuki , Shoichi Matsui , Sadayuki Sato
IPC分类号： D06F23/00 , D06F37/30 , G01P15/00
CPC分类号： G01P15/00 , D06F33/02 , D06F39/003 , D06F2202/065 , D06F2202/12
摘要： Provided are a washing machine and a method of calculating the amount of laundry. The washing machine includes a spin basket which has an inner space to put laundry therein and is rotatably mounted about a rotation shaft in a rotational direction by driving a motor and includes: a rotation time calculating unit which calculates a time period when the spin basket rotates once; a pulse torque generating unit which supplies a predetermined current or voltage to the motor during the time period when the spin basket rotates once and generates a pulse torque through an output shaft from the motor; an acceleration measuring unit which measures rotation acceleration of the output shaft of the motor according to the pulse torque generated from the motor; and a weight calculating unit which calculates the weight of the laundry put in the inner space of the spin basket by the rotation acceleration.
摘要翻译：提供一种洗衣机和一种计算衣物量的方法。洗衣机包括：旋转筐，其具有内部空间以将衣物放置在其中，并通过驱动电动机以旋转方向可旋转地安装在旋转轴上，旋转时间计算单元计算旋转筐旋转时的时间周期一旦; 脉冲转矩产生单元，其在旋转筐旋转一次的时间段期间向电动机提供预定电流或电压，并通过来自电动机的输出轴产生脉冲转矩; 加速度测量单元，其根据从马达产生的脉冲转矩来测量马达的输出轴的旋转加速度; 以及权重计算单元，其计算通过旋转加速度放置在旋转筒的内部空间中的衣物的重量。

6. 发明授权

US5942594A Polycarbonate and process for producing the same 失效
标题翻译：聚碳酸酯及其制造方法
公开(公告)号：US5942594A
公开(公告)日：1999-08-24
申请号：US43125
申请日：1998-03-19
申请人： Mitsugu Nakae , Yasuhiro Ishikawa , Sadayuki Sato
发明人： Mitsugu Nakae , Yasuhiro Ishikawa , Sadayuki Sato
IPC分类号： C08G64/04 , C08G64/00 , C08G64/06 , C08G64/14 , C08G64/20 , C08G64/30
CPC分类号： C08G64/14 , C08G64/06 , C08G64/307
摘要： A polycarbonate exhibiting excellent fluidity and moisture resistance and a process for efficiently producing the polycarbonate are provided.The polycarbonate has a main chain comprising a repeating unit represented by general formula (I): ##STR1## wherein R.sup.1 and R.sup.2 each represents hydrogen atom or an alkyl group having 1 to 7 carbon atoms; contains 100 ppm by weight or less of a unit of a phenyl salicylate structure expressed by formula (II): ##STR2## in the main chain; and has a viscosity-average molecular weight of 10,000 or more. The polycarbonate is produced in accordance with a process comprising transesterification in the presence of a catalyst comprising a combination of an organic basic compound containing nitrogen and a quaternary phosphonium salt.
摘要翻译： PCT No.PCT / JP96 / 02675第 371日期：1998年3月19日 102（e）1998年3月19日PCT PCT 1996年9月18日PCT公布。公开号WO97 / 11107 日期：1997年3月27日提供了具有优异的流动性和耐湿性的聚碳酸酯和有效生产聚碳酸酯的方法。聚碳酸酯具有包含由通式（I）表示的重复单元的主链：其中R 1和R 2各自表示氢原子或具有1至7个碳原子的烷基; 含有100重量ppm以下的由式（II）表示的水杨酸苯酯结构单元：在主链中; 粘均分子量为10,000以上。聚碳酸酯根据包含含有含氮有机碱性化合物和季鏻盐的组合的催化剂存在下的酯交换反应的方法制备。

你已经成功收藏专利！

检索式保存成功!

IPRDB

热门服务

关于我们

友情链接

联系方式