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公开(公告)号：US09692226B2
公开(公告)日：2017-06-27
申请号：US14423050
申请日：2013-08-23
Applicant: ALSTOM Technology Ltd
Inventor： Colin Charnock Davidson , Jean-Pierre Dupraz
CPC classification number: H02H3/087 , H02H7/12 , H02H7/1213 , H02H7/1257 , H02H9/02 , H02H9/041 , H02J3/36 , H02M1/32 , H02M2001/0006 , H02M2001/348 , H03K17/08148 , H03K17/167 , H03K17/168 , H03K17/74 , H03K2217/0081 , Y02E60/60
Abstract: An extinguishing branch (28) for an electrical circuit (32) includes: a snubber circuit (36) including an energy storage limb (40), wherein the energy storage limb (40) includes first and second energy storage limb portions separated by a first junction (46) to define a first voltage divider, and each energy storage limb portion includes at least one energy storage device (48,50); and an arrester limb (38) connected across the energy storage limb (40), wherein the arrester limb (38) includes first and second arrester limb portions separated by a second junction (52) to define a second voltage divider, and each arrester limb portion includes at least one arrester element (54,56), wherein the first and second junctions (46,52) are connected to define a voltage divider bridge, and the voltage divider bridge is electrically coupleable to the electrical circuit (32) so as to provide, in use, a driving voltage to drive the electrical circuit (32).
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公开(公告)号：US09306392B2
公开(公告)日：2016-04-05
申请号：US14382291
申请日：2012-12-28
Applicant: ALSTOM Technology Ltd
Inventor： Colin Charnock Davidson , Kevin J. Dyke , Jose Maneiro , David Reginald Trainer , Nnamdi Okaeme
IPC: H02J1/00 , H02J3/14 , H02J1/02 , H02H7/26 , H02J3/36 , H02H3/16 , H02J4/00 , H02H9/04 , H02M7/483 , H02M1/32
CPC classification number: H02J1/02 , H02H3/16 , H02H7/268 , H02H9/041 , H02J3/36 , H02J4/00 , H02J2003/365 , H02M1/32 , H02M2007/4835 , Y02E60/60 , Y10T307/445
Abstract: A control circuit comprising: first and second terminals for respective connection to first and second power transmission lines; a current transmission path extending between the first and second terminals and having first and second current transmission path portions separated by a third terminal, either or both of the first and second current transmission path portions including at least one module, the or each module including at least one energy storage device; an auxiliary terminal for connection to ground or the second power transmission line; an energy conversion block for removing energy from the power transmission lines, the energy conversion block extending between the third and auxiliary terminals such that the energy conversion block branches from the current transmission path, the energy conversion block including at least one energy conversion element; and a control unit which selectively removes the or each energy storage device from the current transmission path.
Abstract translation: 一种控制电路，包括：第一和第二端子，用于分别连接到第一和第二输电线路; 当前传输路径在第一和第二终端之间延伸并且具有由第三终端隔开的第一和第二电流传输路径部分，第一和第二电流传输路径部分中的一个或两个包括至少一个模块，该或每个模块包括在 至少一个储能装置; 用于连接到地面或第二输电线路的辅助端子; 用于从所述输电线路去除能量的能量转换模块，所述能量转换模块在所述第三和辅助端子之间延伸，使得所述能量转换模块从所述当前传输路径分支，所述能量转换模块包括至少一个能量转换元件; 以及控制单元，其选择性地从当前传输路径移除或每个能量存储装置。
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公开(公告)号：US09667038B2
公开(公告)日：2017-05-30
申请号：US14402631
申请日：2013-05-23
Applicant: ALSTOM Technology Ltd
Inventor： Sarb Calgotra , Michael Evans , Colin Charnock Davidson
Abstract: An electrical field shielding assembly comprises at least one electrically conductive, shielding element (12) that is hingably mounted on the electrical field shielding assembly, wherein the or each shielding element (12) is hingably movable between an open position in which an access opening in the electrical field shielding assembly is created and a closed position in which the access opening in the electrical field shielding assembly is closed.
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公开(公告)号：US20150349536A1
公开(公告)日：2015-12-03
申请号：US14758171
申请日：2013-11-20
Applicant: ALSTOM TECHNOLOGY LTD
Inventor： Colin Charnock Davidson , Kevin J. DYKE , Jose Maneiro , David Reginald Trainer
CPC classification number: H02J4/00 , H02J1/02 , H02J3/01 , H02J3/24 , H02J3/36 , H02J2003/365 , H02M1/15 , H02M1/32 , H02M2007/4835 , Y02E40/40 , Y02E60/60 , Y10T307/696
Abstract: A control circuit (20) comprises: first and second terminals (22,24) for respective connection to first and second power transmission lines (26,28); a current transmission path (30,32) extending between the first and second terminals (22,24), the current transmission path (30,32) including at least one module (36), the or each module (36) including at least one energy storage device, the current transmission path (30,32) including at least one inductor (38); a control unit (46) which selectively removes the or each energy storage device of the or each module from the current transmission path (30,32) to modulate a voltage across the or each inductor (38) in a filtering mode to modify current flowing through the current transmission path (30,32) and thereby filter one or more current components from the power transmission lines (26,28); and at least one energy conversion element, wherein the control unit (46) selectively removes the or each energy storage device of the or each module (36) from the current transmission path (30,32) in an energy removal mode to cause current to flow from the power transmission lines (26,28) through the current transmission path (30,32) and into the or each energy conversion element to remove energy from the power transmission lines (26,28).
Abstract translation: 控制电路（20）包括：第一和第二端子（22,24），用于分别连接到第一和第二输电线路（26,28）; 在第一和第二端子（22,24）之间延伸的电流传输路径（30,32），包括至少一个模块（36）的电流传输路径（30,32），该模块（36）至少包括 一个能量存储装置，所述电流传输路径（30,32）包括至少一个电感器（38）; 控制单元（46），其选择性地从当前传输路径（30,32）去除所述或每个模块的每个模块的每个或多个能量存储装置，以在滤波模式下调制跨过或每个电感器（38）的电压，以修改电流流动 通过当前传输路径（30,32），从而从输电线路（26,28）过滤一个或多个电流分量; 以及至少一个能量转换元件，其中所述控制单元（46）以能量去除模式选择性地从所述当前传输路径（30,32）去除所述或每个模块（36）的每个或多个能量存储设备，以使电流 从电力传输线路（26,28）流过当前传输路径（30,32）并进入或每个能量转换元件以从输电线路（26,28）去除能量。
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Patent Agency Ranking
公开(公告)号：US20150349520A1
公开(公告)日：2015-12-03
申请号：US14653683
申请日：2013-11-13
Applicant: ALSTOM TECHNOLOGY LTD
Inventor： Colin Charnock Davidson , Robert Whitehouse
IPC: H02H9/02
CPC classification number: H02H9/02 , H02M7/483 , H02M2007/4835
Abstract: An electrical apparatus (10) comprises: first and second terminals (18,20) for connection to an electrical circuit; a chain-link converter (22) connected between the first and second terminals (18,20), the chain-link converter (22) including a plurality of chain-link modules (24), each chain-link module (24) inluding at least one switching element (26) and at least one energy storage device (28), the or each switching element (26) and the or each energy storage device (28) of each chain-link module (24) combining to selectively provide a voltage source; and a protection device (32) connected across an electrical block (34) that includes at least two of the plurality of chain-link modules (24), the protection device (32) including a plurality of series-connected semiconductor devices (36), wherein the protection device (32) selectively provides a current-conductive path to allow at least part of a current flowing in the electrical apparatus (10) to bypass the electrical block (34).
Abstract translation: 电气设备（10）包括：用于连接到电路的第一和第二端子（18,20） 链节转换器（22），连接在第一和第二端子（18,20）之间，链节转换器（22）包括多个链节模块（24），每个链节模块（24）包括 每个链节模块（24）的至少一个开关元件（26）和至少一个能量存储装置（28），所述或每个开关元件（26）和每个能量存储装置（28）组合以选择性地提供 电压源; 以及跨越包括所述多个链节模块（24）中的至少两个的电块（34）连接的保护装置（32），所述保护装置（32）包括多个串联连接的半导体装置（36） ，其中所述保护装置（32）选择性地提供导电路径以允许在所述电气设备（10）中流动的电流的至少一部分绕过所述电气块（34）。
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公开(公告)号：US20150236498A1
公开(公告)日：2015-08-20
申请号：US14423050
申请日：2013-08-23
Applicant: ALSTOM Technology Ltd
Inventor： Colin Charnock Davidson , Jean-Pierre Dupraz
CPC classification number: H02H3/087 , H02H7/12 , H02H7/1213 , H02H7/1257 , H02H9/02 , H02H9/041 , H02J3/36 , H02M1/32 , H02M2001/0006 , H02M2001/348 , H03K17/08148 , H03K17/167 , H03K17/168 , H03K17/74 , H03K2217/0081 , Y02E60/60
Abstract: An extinguishing branch (28) for an electrical circuit (32) includes: a snubber circuit (36) including an energy storage limb (40), wherein the energy storage limb (40) includes first and second energy storage limb portions separated by a first junction (46) to define a first voltage divider, and each energy storage limb portion includes at least one energy storage device (48,50); and an arrester limb (38) connected across the energy storage limb (40), wherein the arrester limb (38) includes first and second arrester limb portions separated by a second junction (52) to define a second voltage divider, and each arrester limb portion includes at least one arrester element (54,56), wherein the first and second junctions (46,52) are connected to define a voltage divider bridge, and the voltage divider bridge is electrically coupleable to the electrical circuit (32) so as to provide, in use, a driving voltage to drive the electrical circuit (32).
Abstract translation: 用于电路（32）的灭火支路（28）包括：缓冲电路（36），其包括能量存储臂（40），其中所述储能臂（40）包括第一和第二能量存储肢体部分， （46）以限定第一分压器，并且每个能量存储肢体部分包括至少一个能量存储装置（48,50）; 以及连接在能量存储肢体（40）上的避雷器（38），其中所述避雷器臂（38）包括由第二接合部（52）分隔开以限定第二分压器的第一和第二避雷器肢体部分，并且每个避雷器肢体 部分包括至少一个避雷器元件（54,56），其中所述第一和第二结（46,52）连接以限定分压器桥，并且所述分压器桥电连接到所述电路（32），以便 在使用中提供用于驱动电路（32）的驱动电压。
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公开(公告)号：US20150229121A1
公开(公告)日：2015-08-13
申请号：US14423067
申请日：2013-07-02
Applicant: ALSTOM Technology Ltd.
Inventor： Colin Charnock Davidson
CPC classification number: H02H9/02 , H02H3/087 , H02H9/04 , H02H9/043 , H03K17/08148 , H03K17/0828 , H03K17/127 , H03K17/305 , H03K17/73
Abstract: A switching device (28) comprising a primary switching block (30) including at least one semiconductor switch (34); and a switching control unit (32) to control the switching of the or each semiconductor switch (34). The switching device further includes a crowbar circuit (46) comprising a crowbar switch (56) switchable to selectively allow current to flow through the crowbar switch (56) in order to bypass the or each switching module; and a secondary switching block including a switching element (58) connected across a control electrode and a cathode of the crowbar switch (56). The switching element (58) is in communication with the switching control unit (32) to receive, in use, a control signal (66) generated by the switching control unit (32) when the primary switching block (30) is operating within predefined operating parameters.
Abstract translation: 一种开关装置（28），包括包括至少一个半导体开关（34）的主开关块（30）; 以及控制所述或每个半导体开关（34）的切换的开关控制单元（32）。 切换装置还包括一个包括可切换成可选择性地允许电流流经撬棒开关（56）以便旁路或每个开关模块的撬棒开关（56）的撬棒电路（46） 以及包括连接在控制电极和撬棍开关（56）的阴极之间的开关元件（58）的次级开关块。 开关元件（58）与切换控制单元（32）通信，以在主切换块（30）在预定义的操作期间在使用中接收由切换控制单元（32）产生的控制信号（66） 操作参数。
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公开(公告)号：US20150035364A1
公开(公告)日：2015-02-05
申请号：US14382291
申请日：2012-12-28
Applicant: ALSTOM Technology Ltd
Inventor： Colin Charnock Davidson , Kevin J. Dyke , Jose Maneiro , David Reginald Trainer , Nnamdi Okaeme
IPC: H02J4/00
CPC classification number: H02J1/02 , H02H3/16 , H02H7/268 , H02H9/041 , H02J3/36 , H02J4/00 , H02J2003/365 , H02M1/32 , H02M2007/4835 , Y02E60/60 , Y10T307/445
Abstract: A control circuit (20) comprising: first and second terminals (22,24) for respective connection to first and second power transmission lines (26,28); a current transmission path extending between the first and second terminals (22,24) and having first and second current transmission path portions (30,32) separated by a third terminal (34), either or both of the first and second current transmission path portions (30,32) including at least one module (36), the or each module (36) including at least one energy storage device; an auxiliary terminal (42) for connection to ground or the second power transmission line (28); an energy conversion block for removing energy from the power transmission lines (26,28), the energy conversion block extending between the third and auxiliary terminals (34,42) such that the energy conversion block branches from the current transmission path, the energy conversion block including at least one energy conversion element (44); and a control unit (46) which selectively removes the or each energy storage device from the current transmission path.
Abstract translation: 一种控制电路（20），包括：第一和第二端子（22,24），用于分别连接到第一和第二输电线路（26,28）; 在第一和第二端子（22,24）之间延伸并且具有由第三端子（34）分开的第一和第二电流传输路径部分（30,32）的电流传输路径，第一和第二电流传输路径 包括至少一个模块（36）的部分（30,32），所述或每个模块（36）包括至少一个能量存储装置; 用于连接到地面的辅助端子（42）或第二输电线路（28）; 用于从所述输电线路（26,28）去除能量的能量转换模块，所述能量转换模块在所述第三和辅助端子（34,42）之间延伸，使得所述能量转换模块从所述当前传输路径分支，所述能量转换 块，包括至少一个能量转换元件（44）; 以及控制单元（46），其选择性地从当前传输路径移除或每个能量存储装置。
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公开(公告)号：US20150028826A1
公开(公告)日：2015-01-29
申请号：US14356882
申请日：2011-11-07
Applicant: ALSTOM Technology Ltd.
Inventor： Colin Charnock Davidson , David Riginald Trainer , Nnamdi Okaeme
CPC classification number: H02M3/158 , H02H7/268 , H02J3/36 , H02M1/08 , H02M1/32 , H02M2007/4835 , Y02E60/60
Abstract: There is a control circuit comprising first and second DC terminals for connection to a DC network, the first and second DC terminals having a plurality of modules and at least one energy conversion element connected in series therebetween to define a current transmission path, the plurality of modules defining a chain-link converter, each module including at least one energy storage device, the or each energy storage device being selectively removable from the current transmission path to cause a current waveform to flow from the DC network through the current transmission path and the or each energy conversion element and thereby remove energy from the DC network, the or each energy storage device being selectively removable from the current transmission path to modulate the current waveform to maintain a zero net change in energy level of the chain-link converter.
Abstract translation: 存在包括用于连接到DC网络的第一和第二DC端子的控制电路，所述第一和第二DC端子具有多个模块和至少一个在其间串联连接的能量转换元件，以限定当前的传输路径， 限定链式转换器的模块，每个模块包括至少一个能量存储装置，所述或每个能量存储装置可选地从当前传输路径移除，以使电流波形从DC网络流过当前传输路径，并且 或每个能量转换元件，从而从DC网络去除能量，所述或每个能量存储装置可选择性地从当前传输路径移除，以调制电流波形，以维持链式转换器的能量级别的零净变化。
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