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    • 2. 发明授权
    • Electric motor movement controlling method, an electric motor movement controlling system and a compressor
    • 电动机运动控制方法,电动机运动控制系统和压缩机
    • US07211981B2
    • 2007-05-01
    • US10564581
    • 2004-07-14
    • Paulo Sérgio Dainez
    • Paulo Sérgio Dainez
    • G05B11/36
    • H02P27/00H02P23/0004
    • The present invention provides an electric motor movement controlling method, where the electric motor is fed by a total voltage proportional to the network voltage. The method comprises steps of making a first measurement of level of the network voltage at a first moment of measurement and making a second measurement of level of the network voltage; at a second moment of measurement, calculating the value of the derivative of the values of voltage measured in function of the first and second moments of measurement, to obtain a value of a proportional network voltage, and altering the value of the total voltage fed to the motor, proportionally to the value of the proportional network. A system that will implement the steps of the method of the present invention, as well as a compressor comprising the system of the present invention are foreseen.
    • 本发明提供一种电动机运动控制方法,其中电动机以与网络电压成正比的总电压进给。 该方法包括以下步骤:在第一测量时刻对网络电压的电平进行第一测量,并对网络电压的电平进行第二测量; 在第二测量时刻,计算在第一和第二测量时刻测量的电压值的导数的值,以获得比例网络电压的值,并且改变馈送到 电机与比例网络的值成比例。 将实现将实现本发明的方法的步骤的系统以及包括本发明的系统的压缩机。
    • 3. 发明授权
    • Linear compressor
    • 线性压缩机
    • US07153108B2
    • 2006-12-26
    • US10477372
    • 2002-05-07
    • Rinaldo PuffDietmar Erich Bernard Lilie
    • Rinaldo PuffDietmar Erich Bernard Lilie
    • F04B35/04
    • F04B35/045
    • A linear compressor having a cylinder (2) and a piston (1) that is moved by an electric linear motor (4, 5, 6) is provided with one or more elastic elements (30, 50) made of steel wire having a central volute portion (30a, 50a). A leg (30b, 30c, 50b, 50c) extends from each end of the central volute portion (30a, 50a). In a first embodiment, one of the legs (30b) is fastened internally of the piston (1) and the other leg (30c) to a part of the cylinder (2). In a second embodiment, the central volute portion (50a) is mounted directly to the piston (1) and the two legs (50b, 50c) are fixedly connected to the cylinder (2). When the piston is moved by the action of the electric linear motor, the wire of the central volute portion of the elastic element distorts and stretches in the direction of travel of the piston. It is preferred that several elastic elements be mounted to the piston (1) having like portions of the central volute portion angularly spaced apart. Such arrangement provides a more equal distribution of the forces of the piston acting against the central volute portions of the elastic elements.
    • 具有由电动线性电动机(4,5,6)移动的气缸(2)和活塞(1)的线性压缩机设置有一个或多个由钢丝制成的弹性元件(30,50),所述钢丝具有中心 蜗壳部分(30a,50a)。 腿部(30b,30c,50b,50c)从中央蜗壳部分(30A,50a)的每个端部延伸。 在第一实施例中,一个腿部(30b)被紧固在活塞(1)的内部,而另一个腿部(30c)被固定到气缸(2)的一部分上。 在第二实施例中,中心蜗壳部分(50a)直接安装在活塞(1)上,两个支腿(50b,50c)固定地连接到气缸(2)上。 当活塞通过电动直线电动机的作用移动时,弹性元件的中心蜗壳部分的线条沿活塞的行进方向变形和延伸。 优选地,几个弹性元件安装到具有角度间隔开的中心蜗壳部分的相似部分的活塞(1)上。 这种布置提供了活塞作用在弹性元件的中心蜗壳部分上的力的更均匀分布。
    • 4. 发明授权
    • Process for the injection of an electric motor rotor
    • 注射电动机转子的过程
    • US06991021B2
    • 2006-01-31
    • US10499491
    • 2002-12-20
    • Rivio Arturo RamirezEdison KrzeminskiClaudio Antonio Drozdek
    • Rivio Arturo RamirezEdison KrzeminskiClaudio Antonio Drozdek
    • B22D19/00
    • B22D19/0054B22D13/04B22D29/001H02K15/0012
    • A process for the injection of an electric motor rotor, said rotor comprising: a lamination stack (10) having a central axial bore (11) and a plurality of axial channels (12); and a cage (30) of aluminum, which is formed by an upper end ring (31) and a lower end ring (32), which are interconnected by a plurality of bars (33) molten in the axial channels (12). The process comprises the steps of: mounting, at the upper end portion of the central axial bore (11), a stamping pin (40), which has a widened head (41) seated against the upper end lamination of the lamination stack (10); heating the lamination stack, as well as an upper cavity (21) and a lower cavity (22) of a mold (20); positioning the lamination stack (10) inside the mold (20); rotating the mold (20) and pouring the aluminum into the inside thereof through the inlet channel (23); removing, from the mold (20), the rotor (R) with the cage (30) already formed and comprising an upper plate (35) that covers the stamping pin (40); and axially extracting the stamping pin (40) in order to break, centrally, the upper plate (35), transforming it in the upper ring (31) of the cage (30).
    • 一种用于注射电动机转子的方法,所述转子包括:具有中心轴向孔(11)和多个轴向通道(12)的叠片(10); 以及由通过在轴向通道(12)中熔化的多个杆(33)互连的由上端环(31)和下端环(32)形成的铝的保持架(30)。 该方法包括以下步骤:在中心轴向孔(11)的上端部分处安装有冲压销(40),该冲压销具有靠在叠层叠片(10)的上端层压件上的加宽头部(41) ); 加热层压叠层,以及模具(20)的上腔(21)和下腔(22); 将所述层压叠层(10)定位在所述模具(20)内; 旋转模具(20)并通过入口通道(23)将铝注入其内部; 从模具(20)移除具有保持架(30)的转子(R),并且包括覆盖冲压销(40)的上板(35); 并且将所述冲压销(40)轴向抽出以便在所述上板(35)的中心处破裂,并将其在所述保持架(30)的上环(31)中变形。
    • 5. 发明授权
    • Method of controlling an electric motor, a system for controlling an electric motor and an electric motor
    • 控制电动机的方法,电动机控制系统和电动机
    • US06922027B2
    • 2005-07-26
    • US10363004
    • 2001-08-27
    • Marcos Guilherme SchwarzRoberto Andrich
    • Marcos Guilherme SchwarzRoberto Andrich
    • H02P6/14H02P6/16H02P6/18H02P6/00
    • H02P6/18H02P6/15H02P6/17H02P2209/07
    • A system of controlling an electric motor, a digital method of controlling an electric motor and an electric motor are described. The system of controlling an electric motor of N phases comprises a microcontroller (10), an A/C converter (30) associated to the microcontroller (30), a set of voltage meters (DN) associated to the A/D converter (30), a set of switches (SW2N) connected to an electric voltage (VBUS) and associated to the microcontroller (30), the microcontroller (30) selectively feeding, by means of at least two switches (SW2N) two phases (FN) of the motor (20) with the voltage (VBUS) during a period of time (TPOS), the movement of the motor inducing the electric voltages (EN), the set of meters (DN) measuring the signals of electric voltages (fN) and comparing these voltages with each other to determine the period of time (TPOS).One describes also the calculation of a parameter, called H(r), used to adjust the instants of commutation according to the constructive type of the motor. The parameter depends upon the rotation of the motor.One also foresees the use of a digital filtering technique, to eliminate the effects of the modulation on the control method. The filtering is characterized by the arithmetic mean of the last k samples of each average electric voltage (fN), these samples being synchronized with the period of modulation.
    • 描述了一种控制电动机的系统,控制电动机和电动机的数字方法。 控制N相电动机的系统包括微控制器(10),与微控制器(30)相关联的A / C转换器(30),一组电压计(D N N N) 连接到A / D转换器(30)的一组与电压(V SUB BUS)相连并且与微控制器(30)相关联的一组开关(SW&lt; SUB&lt; 微控制器(30)通过电动机(20)的两相(F SUB N N)的至少两个开关(SW 2NN)选择性地馈送电压(V 在一段时间(T )期间,引起电压的电动机的运动(E SUB> N ),该组 测量电压信号(f N N N N)并将这些电压彼此进行比较以确定时间段(T < SUB>)。 还描述了用于根据电动机的结构类型调整换向时刻的称为H(r)的参数的计算。 参数取决于电机的旋转。 还预计使用数字滤波技术来消除调制对控制方法的影响。 滤波的特征在于每个平均电压(f N N N)的最后k个采样的算术平均值,这些采样与调制周期同步。
    • 7. 发明授权
    • Starting device for a single phase induction motor
    • 单相感应电动机起动装置
    • US5302885A
    • 1994-04-12
    • US827206
    • 1992-01-29
    • Marcos G. SchwarzEgidio Berwanger
    • Marcos G. SchwarzEgidio Berwanger
    • H02P1/42H02P1/44
    • H02P1/42H02P1/44
    • A starting device for a single phase induction motor, of the type having a cage type rotor and a stator having at least one main coil and one starting coil, which is connected in series with first and second terminals of an alternating current source. The starting device comprises a relay (RL) having at least one contact, with one of the terminals thereof being connected to the first terminal (1) of the alternating current source (F), while the other terminal of said contact is connected to the terminal of the starting coil (L2); and a coil (B) for actuating the relay; an electronic timer circuit (T), which is connected to the terminals of the coil (B) for actuating the relay (RL), in order to open the contact of the latter by supplying a current to the coil (B) thereof, thereby finishing the starting operation of the motor (M), after a period of time has elapsed from the motor (M) powering up. In case the motor includes a permanent capacitor (CP), said capacitor will be connected in series with a starting coil (L2) between the terminal of the latter and the first terminal ( 1) of the alternating current source.
    • 一种用于单相感应电动机的起动装置,具有保持架式转子和具有至少一个主线圈和一个起动线圈的类型的定子,其与交流电源的第一和第二端子串联连接。 启动装置包括具有至少一个触点的继电器(RL),其中一个端子连接到交流电源(F)的第一端子(1),而所述触点的另一个端子连接到 端子(L2); 和用于致动继电器的线圈(B); 电子定时器电路(T),其连接到用于致动继电器(RL)的线圈(B)的端子,以便通过向其线圈(B)提供电流来打开它的接触,从而 在从电动机(M)通电一段时间后,完成电机(M)的启动操作。 在电动机包括永久电容器(CP)的情况下,所述电容器将与后者的端子和交流电源的第一端子(1)之间的起动线圈(L2)串联连接。
    • 10. 发明授权
    • Linear electric motor
    • 线性电动机
    • US07015613B2
    • 2006-03-21
    • US10474272
    • 2002-04-03
    • Dietmar Erich Bernhard LilieIngwald Vollrath
    • Dietmar Erich Bernhard LilieIngwald Vollrath
    • H02K21/12
    • F04B35/045H02K33/02
    • A linear electric motor, capable of producing reciprocation of a piston within a cylinder to compress refrigerant gas. The coil of the linear electric motor is mounted to the internal wall of a block that forms the cylinder of the compressor, and a support for the magnets is mounted to an outwardly extending base flange of the piston. The support is formed by a base plate mounted to the base flange with a plurality of “L” shaped finger plates spaced around and affixed to the base plate, with the edges of the long legs of the finger plates extending radially of the piston's central axis. Arcuated shaped permanent magnet are fitted between the opposite flat sides of each pair of the long legs of the finger plates to form a stable and rigid toroidal shaped magnet assembly positioned between the external wall of the cylinder and the coil.
    • 一种线性电动机,其能够在气缸内产生活塞的往复运动,以压缩制冷剂气体。 线性电动机的线圈被安装到形成压缩机的气缸的块的内壁,并且用于磁体的支撑件安装到活塞的向外延伸的底部凸缘。 支撑件由安装到基部凸缘的基板形成,多个“L”形指状板间隔开并固定到基板上,指板的长腿的边缘沿活塞的中心轴线径向延伸 。 弧形永磁体被安装在指板的每对长腿的相对的平坦侧之间以形成位于气缸的外壁和线圈之间的稳定且刚性的环形磁体组件。