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    • 5. 发明申请
    • DC/AC CONVERTER AND METHOD OF CONTROLLING A DC/AC CONVERTER
    • DC / AC转换器和控制DC / AC转换器的方法
    • WO2012167827A1
    • 2012-12-13
    • PCT/EP2011/059516
    • 2011-06-08
    • L-3 COMMUNICATIONS MAGNET-MOTOR GMBHBIEBACH, JensPESCHKE, Kay
    • BIEBACH, JensPESCHKE, Kay
    • H02M7/797
    • H02M5/458H02M7/797
    • A DC/AC converter (2) comprises a DC/DC conversion stage (4) with galvanic isolation and a DC/AC conversion stage (6), wherein the DC/DC conversion stage (4) comprises a pair of first side terminals (10) providing or receiving a first DC voltage, a pair of second side terminals (12) providing or receiving a second DC voltage and coupled to the DC/AC conversion stage (6), at least one first side converter circuit (20, 22) coupled between the pair of first side terminals (10), a series connection of a plurality of second side converter circuits (30, 32) coupled between the pair of second side terminals (12), and at least one transformer circuit (40, 44) coupling the plurality of second side converter circuits (30, 32) to the at least one first side converter circuit (20, 22), wherein a connection point (34) between two of the plurality of second side converter circuits is coupled to the DC/AC conversion stage (6) and forms a neutral phase point thereof.
    • DC / AC转换器(2)包括具有电流隔离的DC / DC转换级(4)和DC / AC转换级(6),其中DC / DC转换级(4)包括一对第一侧端子 10)提供或接收第一DC电压,提供或接收第二DC电压并耦合到DC / AC转换级(6)的一对第二侧端子(12),至少一个第一侧转换器电路(20,22) ),耦合在所述一对第一侧端子(10)之间,耦合在所述一对第二侧端子(12)之间的多个第二侧转换器电路(30,32)的串联连接,以及至少一个变压器电路(40, 44)将所述多个第二侧转换器电路(30,32)耦合到所述至少一个第一侧转换器电路(20,22),其中所述多个第二侧转换器电路中的两个之间的连接点(34)耦合到 DC / AC转换级(6)并形成其中性相位点。
    • 7. 发明申请
    • WHEEL DRIVE UNIT FOR ATTACHMENT TO AN AIRCRAFT RUNNING GEAR
    • 用于连接飞机运行齿轮的车轮驱动单元
    • WO2014090334A1
    • 2014-06-19
    • PCT/EP2012/075599
    • 2012-12-14
    • L-3 COMMUNICATIONS MAGNET-MOTOR GMBH
    • EHRHART, PeterOSWALD, Johann
    • B64C25/40
    • B64C25/405B64C25/34Y02T50/823
    • Wheel drive unit for attachment to an aircraft running gear, said wheel drive unit including a drive motor (22) or a drive motor (22) with subsequent transmission (24) and comprising the following features: a mounting component (10) adapted to be mounted to a supporting component of the aircraft running gear; a coupling component (14) releasably anchored to the mounting component (10) in non-rotatable fashion; the drive motor being supported by means of the coupling component (14) such that the coupling component (14) provides for torque support of the drive motor; a pluggable connection (60) for connecting at least one pair of electric line sections and/or at least one pair of fluid line sections; the torque output of the drive motor (22) or of the subsequent transmission (24) being adapted to establish a torque-transmitting connection to a wheel (8) of the aircraft running gear when the wheel drive unit is attached to the aircraft running gear; the wheel drive unit - without the mounting component - when the anchoring to the mounting component (10) is released, being demountable from the aircraft running gear which also separates the two parts of the pluggable connection (60) from each other.
    • 用于附接到飞机运行装置的轮驱动单元,所述轮驱动单元包括具有随后变速器(24)的驱动马达(22)或驱动马达(22),并且包括以下特征:安装部件(10),适于 安装在飞机运行装置的支撑部件上; 以不可旋转的方式可释放地锚固到所述安装部件(10)的联接部件(14) 所述驱动马达通过所述联接部件(14)支撑,使得所述联接部件(14)提供所述驱动马达的转矩支撑; 用于连接至少一对电线部分和/或至少一对流体线路段的可插拔连接(60); 驱动马达(22)或随后的变速器(24)的扭矩输出适用于当车轮驱动单元附接到飞机运行装置时建立到飞行器运行装置的轮(8)的扭矩传递连接 ; 当锚固到安装部件(10)被释放时,轮驱动单元 - 没有安装部件 - 可从也将可插拔连接件(60)的两个部分彼此分离的飞机运行装置拆卸。
    • 8. 发明申请
    • METHOD OF CONTROLLING A DC/AC CONVERTER
    • 控制直流/交流转换器的方法
    • WO2012167828A1
    • 2012-12-13
    • PCT/EP2011/059524
    • 2011-06-08
    • L-3 Communications Magnet-Motor GmbHBIEBACH, JensPESCHKE, Kay
    • BIEBACH, JensPESCHKE, Kay
    • H02M7/797
    • H02M3/33507H02M7/44H02M7/797
    • A method of controlling a DC/AC converter (2) comprises the steps of (a) providing a desired AC side reference value (V Amp ); (b) setting a reference correction value (V Amp.corr.1 ); (c) calculating an AC side reference signal (V Ac.set.1 ) as a function of the desired AC side reference value (V Amp ) and the reference correction value (V Amp.corr.1 ); (d) obtaining an actual AC side signal (V Ac.Act.1 ); and (e) calculating a converter control signal (M Ac.1 ) as a function of the AC side reference signal (V Ac.set.1 ) and the actual AC side signal (V AC,Act.1 ); wherein the setting of the reference correction value (V Amp.corr.1 ) is based on a relation of the desired AC side reference value (V Amp ) and the actual AC side signal (V Ac.Act.1 ).
    • 一种控制DC / AC转换器(2)的方法包括以下步骤:(a)提供所需的AC侧参考值(VAmp); (b)设置参考校正值(VAmp.corr.1); (c)根据所需的AC侧参考值(VAmp)和参考校正值(VAmp.corr.1)计算AC侧参考信号(VAc.set.1); (d)获得实际的交流侧信号(VAc.Act.1); 和(e)根据AC侧参考信号(VAc.set.1)和实际AC侧信号(VAC,Act.1)计算转换器控制信号(MAc.1); 其中参考校正值(VAmp.corr.1)的设置基于期望的AC侧基准值(VAmp)与实际AC侧信号(VAc.Act.1)的关系。
    • 10. 发明申请
    • PERMANENT MAGNET EXCITED ELECTRIC MACHINE
    • 永磁电动机
    • WO2013091736A1
    • 2013-06-27
    • PCT/EP2011/074026
    • 2011-12-23
    • L-3 COMMUNICATIONS MAGNET-MOTOR GMBHHAGENLOCHER, Roland
    • HAGENLOCHER, Roland
    • H02K21/00H02K3/28
    • H02K3/28H02K3/00H02K21/00H02K2213/03
    • A permanent magnet excited electric machine comprises a stator part and a moving part that is movable in relation to the stator part, one of said stator and moving parts having an electric winding system in the form of a single or multiple 3 -phase system, and the other one of said stator and moving parts having permanent magnets. The permanent magnet excited electric machine is designed for a rated power in the range between 100 kW and 20 MW, and the winding system has an inductance such that the related total reactance x B during rated operation according to x B = ω Β · L Y · P B /(Z 3P · U i,B 2 ) is at least 0.8. In said equation ω Β is the electric angular frequency of the winding system during rated operation, L Y is the phase inductance of the winding system in star connection, P B is the power of the machine during rated operation, Z 3P is the number of 3-phase systems of the machine, and U i,B is the amount of the induced conductor voltage during rated operation. The winding system is connected in the form of a delta connection, thus reducing the power loss in this type of machine.
    • 永磁激励电机包括定子部分和可相对于定子部分移动的移动部件,所述定子和移动部件中的一个具有单个或多个3相系统形式的电动卷绕系统,以及 所述定子和运动部件中的另一个具有永磁体。 永磁式励磁电机的额定功率设计在100千瓦和20兆瓦之间,绕组系统具有电感,使额定运行时的相关总电抗xB按照xB =ωBeta·LY·PB /( Z3P·Ui,B 2)为0.8以上。 在所述方程中,omegaBeta是额定运行期间绕组系统的电角频率,LY是星形连接中绕组系统的相电感,PB是额定运行期间机器的功率,Z3P是三相系统的数量 ,Ui,B是额定运行期间感应导体电压的量。 绕组系统以三角形连接的形式连接,从而降低了这种机器的功率损耗。