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1. 发明申请

WO2016131949A1 SWITCHING SYSTEM FOR BREAKING A CURRENT AND METHOD OF PERFORMING A CURRENT BREAKING OPERATION 审中-公开
标题翻译：用于断开电流的开关系统和执行电流断路操作的方法
公开(公告)号：WO2016131949A1
公开(公告)日：2016-08-25
申请号：PCT/EP2016/053530
申请日：2016-02-19
申请人： ABB TECHNOLOGY LTD
发明人： BACKMAN, Magnus , VALDEMARSSON, Stefan
IPC分类号： H02H3/08 , H01H9/54 , H01H33/59 , H02H3/02
CPC分类号： H01H9/542 , H01H9/30 , H01H33/04 , H01H33/596 , H01H2009/543 , H02H3/02 , H02H3/021 , H02H3/08 , H02H3/081 , H02H3/087
摘要： The present disclosure relates to a switching system (1) for breaking a current, comprising: a contact arrangement (3) having a first terminal (3a) and a second terminal (3b), a resonance circuit (5) connectable across the contact arrangement (3), a first switch (S1) connected to the resonance circuit (5) and to the first terminal (3a), wherein the first switch (S1) is switchable between an open state and a closed state, wherein in the closed state the first switch (S1) is arranged to enable current to flow through the resonance circuit (5) in a first flow direction and into the contact arrangement (3) in a direction opposite to a contact arrangement arc current flow direction, a second switch (S2) connected to the resonance circuit (5) and to the second terminal (3b) of the contact arrangement (3), wherein the second switch (S2) is switchable between an open state and a closed state, wherein in the closed state the second switch is arranged to enable current to flow through the resonance circuit (5) in a second flow direction opposite to the first flow direction, and a control system (7), wherein the control system (7) is arranged to alternatingly first set the first switch (S1), and then the second switch (S2), first in the closed state and then in the open state upon a current breaking operation, until a current pulse, emanating from energy supplied by a contact arrangement arc current, flowing through the resonance circuit (5) and into the contact arrangement (3) reaches an amplitude which is equal to or greater than a magnitude of a contact arrangement arc current. This disclosure also relates to a method of performing a current breaking operation.
摘要翻译：本公开涉及一种用于断开电流的开关系统（1），包括：具有第一端子（3a）和第二端子（3b）的接触装置（3），可跨过接触装置连接的谐振电路（5）（3），连接到谐振电路（5）和第一端子（3a）的第一开关（S1），其中第一开关（S1）可在打开状态和闭合状态之间切换，其中处于闭合状态第一开关（S1）被布置成使得电流能够沿着第一流动方向流过谐振电路（5）并沿着与接触布置电弧流动方向相反的方向进入接触装置（3），第二开关 S2）连接到接触装置（3）的谐振电路（5）和第二端子（3b），其中第二开关（S2）可在打开状态和闭合状态之间切换，其中在闭合状态第二开关被布置成使得电流能够流过谐振 nc电路（5）与第一流动方向相反的第二流动方向，以及控制系统（7），其中控制系统（7）被配置为交替地首先设置第一开关（S1），然后第二开关（S2），首先处于关闭状态，然后在电流断开操作时处于断开状态，直到由接触布置电弧电流供应的能量发出的电流脉冲流过谐振电路（5）并进入接触装置（3）达到等于或大于接触布置电弧电流的幅度的幅度。本公开还涉及执行电流断路操作的方法。

2. 发明申请

WO2015176734A1 HIGH SPEED LIMITING ELECTRICAL SWITCHGEAR DEVICE 审中-公开
标题翻译：高速限位电气开关装置
公开(公告)号：WO2015176734A1
公开(公告)日：2015-11-26
申请号：PCT/EP2014/060176
申请日：2014-05-19
申请人： ABB TECHNOLOGY LTD
发明人： BECERRA, Marley , VALDEMARSSON, Stefan , CURNIS, Maurizio , BERGAMINI, Alessio , BREDER, Henrik
IPC分类号： H01H3/22 , H01H33/28 , H01H71/42
CPC分类号： H01H33/285 , H01H3/222 , H01H71/42 , H01H71/43
摘要： The present disclosure relates to an electrical switchgear device (1) comprising: a fixed electrode arrangement (3), a movable electrode arrangement (5) having a contact portion (5f) and a repelling portion (5e), wherein the movable electrode arrangement (5) is arranged to move between a closed position in which the contact portion (5f) contacts the fixed electrode arrangement (3), and an open position in which the contact portion (5f) is mechanically separated from the fixed electrode arrangement (3), wherein one of the fixed electrode arrangement (3) and the contact portion (5f) comprises a plurality of contact fingers(5a-5d) which are all parallel connected when the movable electrode arrangement (5) is in the closed position, and a coil (7)which is fixed relative to the repelling portion (5e), wherein the repelling portion (5e) is arranged adjacent to the coil (7) to enable the coil (7) to induce eddy currents in the repelling portion (5e), which coil (7) is fixed relative to the repelling portion (5e), wherein the coil (7) has a first dimension (d2) between two of its opposite lateral ends, which first dimension (d2) corresponds to a majority of the distance between the two outermost contact fingers(5a, 5d), and wherein the coil (7) defines an area which corresponds to a majority of a surface area of the repelling portion (5e), and wherein the repelling portion (5e) is adapted to provide a continuous current path, having a dimension corresponding to the first dimension (d2) of the coil (7), for eddy currents induced by the coil (7) in the repelling portion(5e).
摘要翻译：本发明涉及一种电开关装置（1），包括：固定电极装置（3），具有接触部分（5f）和排斥部分（5e）的可动电极装置（5），其中可动电极装置 5）被布置成在接触部分（5f）接触固定电极装置（3）的闭合位置和接触部分（5f）与固定电极装置（3）机械分离的打开位置之间移动，，其中固定电极装置（3）和接触部分（5f）中的一个包括多个接触指（5a-5d），当可动电极装置（5）处于闭合位置时，它们都是平行连接的，并且相对于排斥部分（5e）固定的线圈（7），其中排斥部分（5e）布置成与线圈（7）相邻，以使得线圈（7）能够在排斥部分（5e）中引起涡流，，所述线圈（7）相对于所述线圈（7）固定（5e），其中所述线圈（7）在其两个相对的横向端部之间具有第一尺寸（d2），所述第一尺寸（d2）对应于所述两个最外面的接触指（5a，5d）之间的距离的大部分），并且其中所述线圈（7）限定对应于排斥部分（5e）的表面积的大部分的区域，并且其中所述排斥部分（5e）适于提供连续电流路径，其具有对应的尺寸到线圈（7）的第一尺寸（d2），用于由排斥部分（5e）中的线圈（7）感应的涡流。

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