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    • 53. 发明申请
    • POWER CONVERTER ASSEMBLY WITH INSULATING MATERIAL-COVERED ELECTRODES
    • 功率转换器组件与绝缘材料覆盖的电极
    • WO2016066187A1
    • 2016-05-06
    • PCT/EP2014/073069
    • 2014-10-28
    • ABB TECHNOLOGY LTD
    • LI, MingPERSSON, ErikWU, DongHYTTINEN, MatsAREVALO, LilianaCHEN, NanHJORTSTAM, Olof
    • H02J3/36H01B17/44H01B3/40H01B3/46H01F27/36
    • H02J3/36H01B3/40H01B3/46Y02E60/60
    • A power converter assembly (100) is disclosed wherein an insulating material is provided e.g. in the form of a layer, cover or coating on a surface of energized elements (200, 250) of the power converter assembly (100). For energized elements (200, 250) of a power converter assembly (100), e.g. a busbar (200) and/or a corona shield (250), the DC corona inception voltage and impulse breakdown strength in air (and/or another fluid) gaps (d_1, d_2) between the energized elements (200, 250) and any object (110) in the surroundings of the power converter assembly (100), such as a wall, floor or ceiling within a building in which the power converter assembly (100) is arranged, may be increased significantly by means of providing an insulating material on a surface of the energized elements (200, 250) compared to employing bare energized elements (200, 250).
    • 公开了一种功率转换器组件(100),其中提供绝缘材料,例如, 在电力转换器组件(100)的通电元件(200,250)的表面上以层,盖或涂层的形式。 对于功率转换器组件(100)的通电元件(200,250),例如, 一个母线(200)和/或一个电晕屏蔽(250),在通电元件(200,250)和任何一个(200,250)之间的空气中的直流电晕起始电压和空气(和/或另一个流体)间隙 在功率转换器组件(100)的周围的物体(110),诸如设置有功率转换器组件(100)的建筑物内的墙壁,地板或天花板可以通过提供绝缘材料而显着增加 与使用裸露的通电元件(200,250)相比,在通电元件(200,250)的表面上。
    • 54. 发明申请
    • CONTROL OF A MICROGRID
    • MICROGRID的控制
    • WO2016029944A1
    • 2016-03-03
    • PCT/EP2014/068204
    • 2014-08-28
    • ABB TECHNOLOGY LTD
    • MAJUMDER, Ritwik
    • H02J3/34H02J3/38H02J3/40H02J3/46H02J4/00H02J3/00H02J3/12H02J3/24H02J3/28
    • H02J3/46H02J3/12H02J3/24H02J3/28H02J3/34H02J3/381H02J3/382H02J2003/388
    • The present disclosure relates to a method performed in a first distributed generator (DG) 1 in an electrical microgrid. The method comprises obtaining measurements of at least one parameter in the microgrid local to the first DG. The method also comprises, based on the obtained measurements, determining a first primary control mode of the first DG. The method also comprises instructing a primary control 4 of the first DG that the first DG should be in said first control mode. The method also comprises sending information about that the first DG is in the first control mode, to at least a second DG in the microgrid. The method also comprises receiving information about in which control mode each of said at least a second DG is from each of said at least a second DG, respectively. The method also comprises forwarding said received information to a distributed secondary control 5 of the first DG.
    • 本公开涉及在电微电网中的第一分布式发电机(DG)1中执行的方法。 该方法包括获得在第一DG局部的微电网中的至少一个参数的测量。 该方法还包括基于获得的测量,确定第一DG的第一主要控制模式。 该方法还包括指示第一DG的主控制4,第一DG应处于所述第一控制模式。 该方法还包括将关于第一DG处于第一控制模式的信息发送到微电网中的至少第二DG。 该方法还包括分别从所述至少一个第二DG中的每一个接收关于所述至少一个第二DG中的每一个的控制模式的信息。 该方法还包括将所述接收到的信息转发到第一DG的分布式二级控制器5。
    • 55. 发明申请
    • CAPACITOR ASSEMBLY WITH COOLING ARRANGEMENT
    • 电容器总成与冷却布置
    • WO2016000786A1
    • 2016-01-07
    • PCT/EP2014/064242
    • 2014-07-03
    • ABB TECHNOLOGY LTD
    • PATHEY, TimothyCOTTET, DidierAGOSTINI, Francesco
    • H01G2/08H01G4/38H01G11/10H01G9/26
    • H01G2/08H01G4/38H01G9/14H01G9/26H01G11/10H01G11/18Y02E60/13
    • A capacitor assembly (200) comprising a group of wound film capacitor elements (210) and a cooling arrangement (350, 651, 652) is disclosed. Each capacitor element extends in an axial direction (A) between two axial end faces (211) and in a radial direction (R) crossing the axial direction. Each capacitor element extends more in the radial direction than in the axial direction. The cooling arrangement is adapted to provide a transfer of heat (230) through spaces (240) defined between adjacent axial end faces of neighboring capacitor elements. The transfer of heat through a space defined by the axial end faces of two neighboring capacitor elements is directed across the axial directions of the two neighboring capacitor elements. The capacitor assembly is applicable in for instance high voltage direct current, HVDC, power converters, but also in other electronic devices.
    • 公开了一种包括一组卷绕膜电容器元件(210)和冷却装置(350,651,652)的电容器组件(200)。 每个电容器元件沿轴向方向(A)延伸,两个轴向端面(211)和沿轴向方向的径向方向(R)。 每个电容器元件在径向方向上比轴向方向上更多地延伸。 冷却装置适于通过限定在相邻电容器元件的相邻轴向端面之间的空间(240)提供热(230)的传递。 通过由两个相邻的电容器元件的轴向端面限定的空间的热量传递穿过两个相邻的电容器元件的轴向。 电容器组件可应用于例如高压直流电,HVDC,功率转换器,也适用于其他电子设备。
    • 56. 发明申请
    • AC FAULT HANDLING ARRANGEMENT
    • 交流故障处理布置
    • WO2015172825A1
    • 2015-11-19
    • PCT/EP2014/059862
    • 2014-05-14
    • ABB TECHNOLOGY LTD
    • FADZEYEU, KanstantsinBJÖRKLUND, Per-ErikHOLMBERG, PerOTTERSTEN, Rolf
    • H02J3/36H02M7/483
    • H02M7/483H02J3/36H02M2007/4835Y02E60/60
    • The present invention relates to an AC fault handling arrangement for handling an AC fault (F) on the AC side of a converter converting between AC and DC, the arrangement comprising a voltage source converter (12) for performing the conversion between AC and DC, the converter having a DC side with a first and a second terminal (T1, T2) for coupling to pole (P1) and ground of a DC system (11) and an AC side with a group of terminals (T3) for being coupled to an AC system (10), a circuit breaker (20) serially connected between the AC side of the converter and the AC system (10) and a parallel circuit (16) with one end connected to the second terminal (T2) and the other coupled to ground potential, where the parallel circuit consists of a resistor in parallel with an inductor.
    • 本发明涉及用于处理在AC和DC之间转换的转换器的AC侧的AC故障(F)的AC故障处理装置,该装置包括用于执行AC和DC之间的转换的电压源转换器(12) 所述转换器具有DC侧,具有用于耦合到直流系统(11)的极(P1)和地的第一和第二端子(T1,T2)和具有一组端子(T3)的AC侧,用于耦合到 AC系统(10),串联连接在转换器的AC侧与AC系统(10)之间的断路器(20)和一端连接到第二端子(T2)的并联电路(16) 耦合到地电位,其中并联电路由与电感并联的电阻组成。
    • 57. 发明申请
    • CONTROL OF A MICROGRID
    • MICROGRID的控制
    • WO2015161881A1
    • 2015-10-29
    • PCT/EP2014/058360
    • 2014-04-24
    • ABB TECHNOLOGY LTD
    • MAJUMDER, Ritwik
    • H02J3/32H02J3/38H02J9/00
    • H02J3/381H02J3/32H02J5/00Y02P80/14
    • The present disclosure relates to a microgrid (1) comprising at least a first distributed generator (DG) (4a); a direct current (DC) bus (6); an alternating current (AC) bus (5); a switch (3) arranged for connecting the AC bus to a power grid (2); a DC to AC converter (7) for connecting the first DG to the AC bus; a first power controller (8a) for controlling power exchange between the first DG and the DC bus; and a converter controller (9) of the DC to AC converter for controlling an output of the first DG to the AC bus. The converter controller is configured for controlling the DC to AC converter in a first mode when the first power controller is configured not to allow any power exchange between the first DG and the DC bus, and in a second mode when the first power controller is configured to allow power exchange between the first DG and the DC bus.
    • 本公开内容涉及包括至少第一分布式发电机(DG)(4a)的微电网(1); 直流(DC)总线(6); 交流(AC)母线(5); 布置成用于将AC总线连接到电网(2)的开关(3); 用于将第一DG连接到AC总线的DC至AC转换器(7); 用于控制第一DG和DC总线之间的电力交换的第一功率控制器(8a) 以及DC至AC转换器的转换器控制器(9),用于控制第一DG到AC总线的输出。 转换器控制器被配置为当第一功率控制器被配置为不允许在第一DG和DC总线之间进行任何电力交换时,在第一模式中控制DC至AC转换器,并且在第一模式中,当配置第一功率控制器时 以允许第一DG和DC总线之间的电力交换。
    • 58. 发明申请
    • CONTROL OF A MICROGRID
    • MICROGRID的控制
    • WO2015131958A1
    • 2015-09-11
    • PCT/EP2014/054494
    • 2014-03-07
    • ABB TECHNOLOGY LTD
    • MAJUMDER, Ritwik
    • H02J3/38
    • H02J3/381H02J3/14H02J3/46H02J2003/388Y02P80/14
    • The present disclosure relates to a method of controlling a microgrid (1) comprising at least one distributed generator (DG) and arranged for being connected to a power grid, by means of a converter (10) via which the DG is connected in said microgrid. The method comprises running the converter in a current control mode for controlling at least one current output of the DG in the microgrid; obtaining an indication that the converter should change from the current control mode towards a voltage control mode for controlling a voltage output of the DG in the microgrid; and entering the converter in an interstate mode, in response to the obtained indication, in which interstate mode the converter is configured for controlling both the current output and the voltage output.
    • 本公开涉及一种控制微电网(1)的方法,所述微电网包括至少一个分布式发电机(DG),并且被布置成通过转换器(10)连接到电网,所述转换器通过所述转换器连接所述微电网 。 该方法包括以电流控制模式运行转换器,用于控制微电网中DG的至少一个电流输出; 获得指示转换器应当从当前控制模式转变为用于控制微电网中DG的电压输出的电压控制模式; 并且响应于所获得的指示,以所述转换器配置为控制所述电流输出和所述电压输出两者的所述指示,以州际模式进入所述转换器。
    • 60. 发明申请
    • CONTROLLING POWER IN A MICRO-GRID
    • 控制微网功率
    • WO2015003729A1
    • 2015-01-15
    • PCT/EP2013/064364
    • 2013-07-08
    • ABB TECHNOLOGY LTD
    • MAJUMDER, Ritwik
    • H02J3/14H02J3/38
    • H02J3/14H02J3/38H02J2003/388Y02B70/3225Y02P80/14Y04S20/222
    • A method and system (17) for controlling electrical power in a micro-grid (1), especially during islanding when the micro-grid is disconnected from a main grid (3) is described. A potential load shedding for islanding is determined when the micro grid is connected to the main grid. The potential load shedding is performed when a grid switch (9) that connects the micro-grid to a main grid (3) opens. A frequency based load shedding and a frequency based control of power injections to the micro grid (1) may also be performed. The frequency based load shedding is performed with a faster response than the power injection control during islanding. The frequency based power injection control is performed with a faster response than the frequency based load shedding when the micro grid (1) is connected to the main grid (3). A load shedding controller (19), an energy storage controller (18) and methods performed by the load shedding controller, and the energy storage controller, respectively, is also provided.
    • 描述了一种用于控制微电网(1)中的电力的方法和系统(17),特别是当微电网与主电网(3)断开连接时,在孤岛期间。 当微电网连接到主电网时,确定用于孤岛的潜在负载。 当将微电网连接到主电网(3)的电网开关(9)打开时,执行潜在的负载脱落。 还可以执行基于频率的负载脱落和对微电网(1)的功率注入的基于频率的控制。 基于频率的负载脱落以比孤岛期间的功率注入控制更快的响应执行。 当微网格(1)连接到主网格(3)时,基于频率的功率注入控制以比基于频率的负载脱离更快的响应来执行。 还提供了一个卸载控制器(19),一个能量存储控制器(18)和由卸载控制器执行的方法和能量存储控制器。