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    • 1. 发明授权
    • PMSM rotor angle identification
    • PMSM转子角度识别
    • US09397595B2
    • 2016-07-19
    • US14537076
    • 2014-11-10
    • VACON OYJ
    • Tero HalkosaariJarno Hoffren
    • H02P6/18
    • H02P6/185H02P21/18H02P21/32
    • A method and a control device for identifying the angle and polarity of the rotor of a permanent magnet synchronous motor (PMSM), the motor including a stator, including windings and a rotor including at least two permanent magnets. The method includes the steps of determining the rotor d-axis direction by supplying a stator voltage vector pulses to the motor terminals at at least two different stator angles, measuring the phase current at each angle, and determining rotor d-axis position based on motor inductance value in each stator angles calculated from the measured values and determining the rotor d-axis polarity by supplying a current vector to the motor terminals at the q-axis direction, and determining the magnet polarity by observing the direction of the rotor rotation during the test pulses.
    • 一种用于识别永磁同步电动机(PMSM)的转子的角度和极性的方法和控制装置,所述电动机包括包括绕组的定子和包括至少两个永磁体的转子。 该方法包括以下步骤:通过以至少两个不同的定子角度向电动机端子提供定子电压矢量脉冲来测量转子d轴方向,测量每个角度的相电流,并且基于电动机确定转子的d轴位置 根据测量值计算每个定子角度的电感值,并通过在q轴方向向电动机端子提供电流矢量来确定转子的d轴极性,并且通过观察转子旋转的方向来确定磁体极性 测试脉冲。
    • 3. 发明授权
    • Power electronics device
    • 电力电子设备
    • US09282677B2
    • 2016-03-08
    • US14072124
    • 2013-11-05
    • VACON OYJ
    • Osmo MiettinenJukka JaskariStefan StrandbergTrygve BjörkgrenHannu SarénMagnus Hortans
    • H05K7/20H02M7/00
    • H05K7/20272H02M7/003H05K7/20927
    • Power electronics device, such as a frequency converter, which includes liquid-cooled power units (REC5, REC6, AFE5, AFE6, INU4, INU5, DC/DC, DC/AC) and also a substrate arrangement. The power units include at least one power semiconductor component, e.g. an IGBT or a diode, connected to at least one power circuit connecting them. The power units are mechanically separate and they are disposed on at least one substrate provided with liquid cooling ducts. The substrate is common to more than one power unit, wherein the substrate includes liquid cooling interfaces and power circuit interfaces for each power unit that can be connected to it. In addition, the substrate includes one liquid cooling interface and one power circuit interface (DC+, DC−) to outside the substrate.
    • 电力电子设备,如变频器,其中包括液冷式功率单元(REC5,REC6,AFE5,AFE6,INU4,INU5,DC / DC,DC / AC)以及基板装置。 功率单元包括至少一个功率半导体部件,例如。 连接到至少一个连接它们的电源电路的IGBT或二极管。 功率单元是机械分离的,并且它们设置在设置有液体冷却管道的至少一个基板上。 该衬底对于多于一个的功率单元是常见的,其中衬底包括用于可连接到其的每个功率单元的液体冷却接口和电源电路接口。 此外,衬底包括一个液体冷却界面和一个电源电路接口(DC +,DC-)到衬底外部。
    • 4. 发明授权
    • Power electronics device and its cooling arrangement
    • 电力电子设备及其冷却装置
    • US09204579B2
    • 2015-12-01
    • US14103530
    • 2013-12-11
    • VACON OYJ
    • Jukka JaskariOsmo MiettinenJuha Norrena
    • H05K7/20
    • H05K7/20927
    • Liquid-cooled power unit of a power electronics device, which power unit includes at least two power modules, the cooling surface of which power modules is provided with pin-type protrusions and which power modules are fixed to the frame part of the power unit. A liquid duct is arranged inside the frame part of the power unit, and the power modules are fixed to the points of the apertures situated in the frame part on both sides of the liquid duct in such a way that the pin-type protrusions of the power modules are situated in the liquid duct. A wedge-shaped part is disposed in the liquid duct, which wedge-shaped part includes a wedge-shaped front part for spreading the liquid flow into two essentially equal flows at the point of the power modules.
    • 电力电子设备的液冷式动力单元,其功率单元包括至少两个功率模块,其功率模块的冷却表面设置有销型突起,并且哪些功率模块固定在动力单元的框架部分。 液体管道布置在动力单元的框架部分的内部,并且功率模块固定到位于液体管道两侧的框架部分中的孔的点,使得 电源模块位于液体管道中。 楔形部分设置在液体管道中,该楔形部分包括楔形前部,用于将液体流在功率模块的点处扩展到两个基本相等的流中。
    • 5. 发明申请
    • POWER ELECTRONICS DEVICE AND ITS COOLING ARRANGEMENT
    • 电力电子设备及其冷却布置
    • US20140168897A1
    • 2014-06-19
    • US14103530
    • 2013-12-11
    • Vacon OYJ
    • Jukka JASKARIOsmo MIETTINENJuha NORRENA
    • H05K7/20
    • H05K7/20927
    • Liquid-cooled power unit of a power electronics device, which power unit includes at least two power modules, the cooling surface of which power modules is provided with pin-type protrusions and which power modules are fixed to the frame part of the power unit. A liquid duct is arranged inside the frame part of the power unit, and the power modules are fixed to the points of the apertures situated in the frame part on both sides of the liquid duct in such a way that the pin-type protrusions of the power modules are situated in the liquid duct. A wedge-shaped part is disposed in the liquid duct, which wedge-shaped part includes a wedge-shaped front part for spreading the liquid flow into two essentially equal flows at the point of the power modules.
    • 电力电子设备的液冷式动力单元,其功率单元包括至少两个功率模块,其功率模块的冷却表面设置有销型突起,并且哪些功率模块固定在动力单元的框架部分。 液体管道布置在动力单元的框架部分的内部,并且功率模块固定到位于液体管道两侧的框架部分中的孔的点,使得 电源模块位于液体管道中。 楔形部分设置在液体管道中,该楔形部分包括楔形前部,用于将液体流在功率模块的点处扩展到两个基本相等的流中。
    • 8. 发明申请
    • PMSM ROTOR ANGLE IDENTIFICATION
    • PMSM转子角度识别
    • US20150171781A1
    • 2015-06-18
    • US14537076
    • 2014-11-10
    • VACON OYJ
    • Tero HALKOSAARIJarno HOFFREN
    • H02P6/18
    • H02P6/185H02P21/18H02P21/32
    • A method and a control device for identifying the angle and polarity of the rotor of a permanent magnet synchronous motor (PMSM), the motor including a stator, including windings and a rotor including at least two permanent magnets. The method includes the steps of determining the rotor d-axis direction by supplying a stator voltage vector pulses to the motor terminals at at least two different stator angles, measuring the phase current at each angle, and determining rotor d-axis position based on motor inductance value in each stator angles calculated from the measured values and determining the rotor d-axis polarity by supplying a current vector to the motor terminals at the q-axis direction, and determining the magnet polarity by observing the direction of the rotor rotation during the test pulses.
    • 一种用于识别永磁同步电动机(PMSM)的转子的角度和极性的方法和控制装置,所述电动机包括包括绕组的定子和包括至少两个永磁体的转子。 该方法包括以下步骤:通过以至少两个不同的定子角度向电动机端子提供定子电压矢量脉冲来测量转子d轴方向,测量每个角度的相电流,并且基于电动机确定转子的d轴位置 根据测量值计算每个定子角度的电感值,并通过在q轴方向向电动机端子提供电流矢量来确定转子的d轴极性,并且通过观察转子旋转的方向来确定磁体极性 测试脉冲。
    • 9. 发明申请
    • Switching device
    • 开关装置
    • US20020057149A1
    • 2002-05-16
    • US09984278
    • 2001-10-29
    • VACON OYJ
    • Dan IsakssonEero PasanenLeo Palomaki
    • H01H009/00
    • H01H9/42H02H9/001
    • The present invention relates to a switching device (14) which is arranged to switch a load (12) to a direct voltage circuit (13). The switching device (14) comprises a switching member (14a) consisting of at least three contacts (7, 8, 9), a control member (10) which controls the contacts (7, 8, 9) of the switching member (14a) and has the positions open null0null and closed null1null, and one or more spring members (16a, 16b) which are tensioned by the control member (10) and control the contacts. The switching device is characterized in that the switching member (14a) of the switching device (14) comprises a limiter arrangement which is arranged to limit closing of at least one contact (7) when the control member (10) is turned from the open null0null position into the closed null1null position, the limiter arrangement comprising a limiter (1) and a toggle joint (17) connected thereto and a solenoid (4) arranged in the toggle joint, the toggle joint (17) being arranged to be controlled by the solenoid (4), as a result of which the toggle joint (17) turns the limiter (1) so that it releases the contact (7) of the switching member (14a) whose closing has been prevented, allowing the contact to close.
    • 本发明涉及一种开关装置(14),其被设置为将负载(12)切换到直流电压电路(13)。 开关装置(14)包括由至少三个触点(7,8,9)组成的开关构件(14a),控制构件(10),其控制开关构件(14a)的触点(7,8,9) ),并且具有打开[0]和关闭[1]的位置,以及由控制构件(10)张紧并控制触点的一个或多个弹簧构件(16a,16b)。 开关装置的特征在于,开关装置(14)的开关构件(14a)包括限制器装置,该限制器装置被布置成当控制构件(10)从开放状态转动时限制至少一个触点(7)的闭合 [0]位置进入关闭位置,所述限制器装置包括限制器(1)和连接到其的肘节(17)和布置在所述肘节中的螺线管(4),所述肘节(17)被布置 由螺线管(4)控制,由此肘节(17)转动限制器(1),从而释放已经防止关闭的切换构件(14a)的触点(7),允许 联系关闭。
    • 10. 发明申请
    • Arrangement in frequency converter
    • 变频器配置
    • US20010036098A1
    • 2001-11-01
    • US09828797
    • 2001-04-10
    • VACON OYJ
    • Longinos Larikka
    • H02M005/00
    • H05K7/1432H05K9/0037
    • The present invention relates to an arrangement in a frequency converter whose substantial part is an embedding frame (4). The frequency converter (1) is mounted in a set of casings, in which a cover part (7) of at least one casing comprises an opening (8), in which is arranged the embedding frame (4) comprising a frame part (4A) connected to the cover part (7) of the embedding frame (4) and a substantially enclosed tub-like recess (4B) that substantially protrudes inside the casing from the frame part (4A), whereby the control part (3) of the frequency converter (1) is arranged in the recess (4B) of the embedding frame (4).
    • 本发明涉及一种频率转换器中的布置,其主要部分是嵌入框架(4)。 变频器(1)安装在一组壳体中,其中至少一个壳体的盖部分(7)包括开口(8),其中布置有包括框架部分(4A)的嵌入框架 )连接到所述嵌入框架(4)的所述盖部分(7)和基本上封闭的桶状凹部(4B),所述大致封闭的桶状凹部(4B)从所述框架部分(4A)基本上突出到所述壳体内部,由此所述控制部分 变频器(1)布置在嵌入框架(4)的凹部(4B)中。