公开(公告)号：US07245197B2

公开(公告)日：2007-07-17

申请号：US11045520

申请日：2005-01-31

Applicant: Juhani Helosvuori ,  Markku Talja

Inventor： Juhani Helosvuori ,  Markku Talja

IPC: H01F27/08 ,  H01F27/10

CPC classification number: H01F27/10 ,  H01F37/00

Abstract: The invention relates to a liquid-cooled choke comprising a choke core (1), a choke coil (2) and a path (3) for a cooling liquid to cool the choke. The choke core (1) is divided into at least two parts (1a, 1b) arranged in a cooling profile (4) to which the path (3) for the cooling liquid is arranged and which at the same time provides the choke with a frame and an assembly jig.

Abstract translation: 本发明涉及一种液冷扼流圈，其包括扼流圈（1），扼流圈（2）和用于冷却扼流圈的冷却液的路径（3）。 扼流芯（1）被分成布置在冷却轮廓（4）中的至少两个部分（1a，1b），冷却液体的路径（3）布置在其上，同时提供扼流圈 具有框架和组装夹具。

公开(公告)号：US07227325B1

公开(公告)日：2007-06-05

申请号：US11010570

申请日：2004-12-14

Applicant: Markku Talja ,  Simo Pöyhönen

Inventor： Markku Talja ,  Simo Pöyhönen

IPC: H02H7/122 ,  H02H3/027

CPC classification number: H02H7/1216 ,  H02H3/023 ,  H02H7/0833 ,  H02H7/1227 ,  Y10S388/903

Abstract: A method and an arrangement for protecting a frequency converter in a system comprising a motor and a frequency converter supplying it via a bipolar or multipolar supply connection, the arrangement comprising first connecting means adapted to couple poles of the supply connection mutually substantially into short-circuit in response to a detection of a fault in the frequency converter.

Abstract translation: 一种用于保护系统中的变频器的方法和装置，包括经由双极或多极电源连接器供电的电动机和变频器的系统，该装置包括第一连接装置，其适于将供电连接的极点基本上相互连接成短路 响应于变频器中的故障的检测。

公开(公告)号：US20070035909A1

公开(公告)日：2007-02-15

申请号：US10578332

申请日：2004-11-03

Applicant: Risto Kajan ,  Erkki Rajala ,  Mikael Nahls ,  Simo Poyhonen ,  Martti Varpela ,  Markku Talja

Inventor： Risto Kajan ,  Erkki Rajala ,  Mikael Nahls ,  Simo Poyhonen ,  Martti Varpela ,  Markku Talja

IPC: H01G4/255

CPC classification number: H01H9/42 ,  H01H3/46 ,  H01H3/48 ,  H02H9/001

Abstract: This publication discloses a switching device combination for capacitive loads (3) connected to a direct voltage. The switching device combination includes an actual switch component (1) for connecting voltage to the capacitive load (3), a charging switch component (2) for connecting charging voltage to the capacitive load in the initial stage, which charging switch component is dimensioned for a lower current than the actual switch component (1), a controller component (4), by means of which the actual switch component (1) is controlled from an open state to a closed state and vice versa, with the aid of a mechanical lever (5), which is connected to a first shaft (6), and delay elements (11) for delaying the connection of the actual switch component (1), so that the closed charging switch component (2) will have time to charge the capacitive load (3) before the connection of the actual switch component (1). According to the invention, the controller component (4) includes a second shaft (7), which is operationally connected to the first shaft, in order to control the charging switch component (2).

Abstract translation: 该出版物公开了一种用于连接到直流电压的电容性负载（3）的开关装置组合。 开关装置组合包括用于将电压连接到电容性负载（3）的实际开关部件（1），用于在初始阶段将充电电压连接到电容性负载的充电开关部件（2），该充电开关部件的尺寸为 比实际开关部件（1）低的电流，控制器部件（4），借助于机械部件（4），将实际开关部件（1）从打开状态控制到闭合状态，反之亦然 连接到第一轴（6）的杆（5）和用于延迟实际开关部件（1）的连接的延迟元件（11），使得闭合充电开关部件（2）将有时间充电 在实际开关组件（1）的连接之前的容性负载（3）。 根据本发明，控制器部件（4）包括可操作地连接到第一轴的第二轴（7），以便控制充电开关部件（2）。

公开(公告)号：US07365622B2

公开(公告)日：2008-04-29

申请号：US10578332

申请日：2004-11-03

Applicant: Risto Kajan ,  Erkki Rajala ,  Mikael N{dot over (a)}hls ,  Simo Pöyhönen ,  Martti Varpela ,  Markku Talja

Inventor： Risto Kajan ,  Erkki Rajala ,  Mikael N{dot over (a)}hls ,  Simo Pöyhönen ,  Martti Varpela ,  Markku Talja

IPC: H01H43/00

CPC classification number: H01H9/42 ,  H01H3/46 ,  H01H3/48 ,  H02H9/001

Abstract: This publication discloses a switching device combination for capacitive loads (3) connected to a direct voltage. The switching device combination includes an actual switch component (1) for connecting voltage to the capacitive load (3), a charging switch component (2) for connecting charging voltage to the capacitive load in the initial stage, which charging switch component is dimensioned for a lower current than the actual switch component (1), a controller component (4), by means of which the actual switch component (1) is controlled from an open state to a closed state and vice versa, with the aid of a mechanical lever (5), which is connected to a first shaft (6), and delay elements (11) for delaying the connection of the actual switch component (1), so that the closed charging switch component (2) will have time to charge the capacitive load (3) before the connection of the actual switch component (1). According to the invention, the controller component (4) includes a second shaft (7), which is operationally connected to the first shaft, in order to control the charging switch component (2).

Abstract translation: 该出版物公开了一种用于连接到直流电压的电容性负载（3）的开关装置组合。 开关装置组合包括用于将电压连接到电容性负载（3）的实际开关部件（1），用于在初始阶段将充电电压连接到电容性负载的充电开关部件（2），该充电开关部件的尺寸为 比实际开关部件（1）低的电流，控制器部件（4），借助于机械部件（4），将实际开关部件（1）从打开状态控制到闭合状态，反之亦然 连接到第一轴（6）的杆（5）和用于延迟实际开关部件（1）的连接的延迟元件（11），使得闭合充电开关部件（2）将有时间充电 在实际开关组件（1）的连接之前的容性负载（3）。 根据本发明，控制器部件（4）包括可操作地连接到第一轴的第二轴（7），以便控制充电开关部件（2）。

公开(公告)号：US20080084148A1

公开(公告)日：2008-04-10

申请号：US11902468

申请日：2007-09-21

Applicant: Markku Talja

Inventor： Markku Talja

IPC: H05K5/04 ,  A47B81/00

CPC classification number: H05K7/1432

Abstract: The invention relates to a frequency converter, comprising: a power electronics part provided with wheels on the lower part thereof; an installation cabinet for receiving the power electronics part movable on the wheels; and connectors arranged to the power electronics part and the installation cabinet, a contact being created between the connectors when the power electronics part is installed into the installation cabinet. To facilitate electrical installation works, the power electronics part is divided at least into a base part provided with wheels and a power stage part arranged thereon, the two being detachably attached together, whereby the base part, when detached from the power stage part, can be pulled out of the installation cabinet whereas the power stage part remains in place in the installation cabinet.

Abstract translation: 本发明涉及一种变频器，包括：电源电子部件，在其下部设置有轮; 用于接收可在车轮上移动的电力电子部件的安装柜; 以及布置到电力电子部件和安装柜的连接器，当电力电子部件安装到安装柜中时，在连接器之间形成接触件。 为了便于电气安装工作，电力电子部件至少被分成设置有轮子的基部和布置在其上的动力台部，两者可拆卸地连接在一起，从而当与动力台部分分离时，基部可以 被拉出安装柜，而功率级部分保持在安装柜中。

公开(公告)号：US07944087B2

公开(公告)日：2011-05-17

申请号：US12193247

申请日：2008-08-18

Applicant: Markku Talja

Inventor： Markku Talja

IPC: H02J5/00

CPC classification number: H02M5/4505 ,  H02M1/40 ,  H02P27/047 ,  H02P27/06 ,  H02P2201/03 ,  Y10T307/422

Abstract: A method and an apparatus for damping voltage oscillation of a voltage intermediate circuit of a frequency converter, the frequency converter comprising a half controlled rectifier bridge coupled to a supply network. The method comprises determining magnitude (Uc) of voltage of the voltage intermediate circuit, determining magnitude (Uin) of rectified voltage of the supply network, forming a derivative of a difference (Uin−Uc) between the rectified voltage of the supply network and the voltage of the voltage intermediate circuit, delaying firing of controllable components of the rectifier bridge on the basis of the formed derivative.

Abstract translation: 一种用于抑制变频器的电压中间电路的电压振荡的方法和装置，所述变频器包括耦合到供电网络的半控整流桥。 该方法包括确定电压中间电路的电压的大小（Uc），确定供电网络的整流电压的幅度（Uin），形成供电网络的整流电压之间的差值（Uin-Uc） 电压中间电路的电压，基于形成的导数延迟整流桥可控元件的点火。

公开(公告)号：US07741796B2

公开(公告)日：2010-06-22

申请号：US11822155

申请日：2007-07-02

Applicant: Simo Pöyhönen ,  Mikko Hirvonen ,  Markku Talja

Inventor： Simo Pöyhönen ,  Mikko Hirvonen ,  Markku Talja

IPC: H02P3/12 ,  H02P3/22

CPC classification number: H02P27/06 ,  H02P29/0241

Abstract: A method for controlling brake resistors and a brake chopper, the number of brake resistors being two or more and the brake resistors being connected in series with switches to be controlled, the series connection being connected between a positive and a negative rail of a DC voltage intermediate circuit, the method comprising the step of determining a magnitude for a voltage of the DC intermediate circuit; and determining a first voltage limit and a second voltage limit. The method further comprises the steps of switching brake resistors to the intermediate circuit in a periodically alternating manner, each switch being switched during a switching period and the on-period of each switch in a switching period being responsive to the magnitude of the voltage in the DC voltage intermediate circuit when the voltage is above the first predetermined limit and below the second predetermined limit.

Abstract translation: 一种用于控制制动电阻器和制动斩波器的方法，制动电阻器的数量是两个或更多个，制动电阻器与要被控制的开关串联连接，串联连接在直流电压的正极和负极之间 中间电路，该方法包括确定DC中间电路的电压的大小的步骤; 以及确定第一电压限制和第二电压限制。 该方法还包括以周期性交替方式将制动电阻器切换到中间电路的步骤，每个开关在开关周期期间切换，并且在开关周期中每个开关的导通周期响应于 当电压高于第一预定极限并低于第二预定极限时，直流电压中间电路。

公开(公告)号：US07417408B2

公开(公告)日：2008-08-26

申请号：US11446966

申请日：2006-06-06

Applicant: Simo Pöyhönen ,  Markku Talja

Inventor： Simo Pöyhönen ,  Markku Talja

IPC: H02J7/00

CPC classification number: H02M1/36

Abstract: A method and an arrangement for charging capacitors of a direct-voltage intermediate circuit of a frequency converter. The arrangement comprises a charging circuit (CCA) comprising a first diode (D1) and a second diode (D2) connected in series with the first diode (D1) and a current-limiting component (AA) connected in parallel with the series connection of the diodes (D1, D2), whereby said capacitors may be charged through a main switch (K1b, K2b, . . . , Knb) of the capacitor, the first diode (D1) and the current-limiting component (AA).

Abstract translation: 一种用于对变频器的直流电压中间电路的电容器进行充电的方法和装置。 该装置包括充电电路（CCA），该充电电路包括与第一二极管（D1）串联连接的第一二极管（D 1）和第二二极管（D 2）和与第一二极管（D 1）并联连接的限流部件 二极管（D 1，D 2）的串联连接，由此所述电容器可以通过电容器的主开关（K 1b，K 2 b，...，Knb），第一二极管（D 1）和 限流部件（AA）。

公开(公告)号：US20060279259A1

公开(公告)日：2006-12-14

申请号：US11446966

申请日：2006-06-06

Applicant: Simo Poyhonen ,  Markku Talja

Inventor： Simo Poyhonen ,  Markku Talja

IPC: H02J7/00

CPC classification number: H02M1/36

Abstract: A method and an arrangement for charging capacitors of a direct-voltage intermediate circuit of a frequency converter. The arrangement comprises a charging circuit (CCA) comprising a first diode (D1) and a second diode (D2) connected in series with the first diode (D1) and a current-limiting component (AA) connected in parallel with the series connection of the diodes (D1, D2), whereby said capacitors may be charged through a main switch (K1b, K2b, . . . , Knb) of the capacitor, the first diode (D1) and the current-limiting component (AA).

Abstract translation: 一种用于对变频器的直流电压中间电路的电容器进行充电的方法和装置。 该装置包括充电电路（CCA），该充电电路包括与第一二极管（D1）串联连接的第一二极管（D 1）和第二二极管（D 2）和与第一二极管（D 1）并联连接的限流部件 二极管（D 1，D 2）的串联连接，由此所述电容器可以通过电容器的主开关（K 1b，K 2 b，...，Knb），第一二极管（D 1）和 限流部件（AA）。

公开(公告)号：US08471661B2

公开(公告)日：2013-06-25

申请号：US12789964

申请日：2010-05-28

Applicant: Pertti Sevakivi ,  Markku Talja

Inventor： Pertti Sevakivi ,  Markku Talja

IPC: H01F5/00

CPC classification number: H01F27/2876 ,  Y10T29/49071

Abstract: A coil includes electrically conductive winding wire wound in turns around a core in one or more layers. The surface of the winding wire is provided with at least one groove in the direction of the longitudinal axis of the winding wire, and at least one cooling tube which enables coolant circulation is positioned in the groove of the winding wire, being at least partly embedded therein. The groove is formed on the surface of the winding wire of an outermost winding wire layer relative to the core and opens away from the core The cooling tube in the groove is placed around the outermost winding wire layer and covers the outermost winding wire layer at least partly.

Abstract translation: 线圈包括绕一个或多个层的铁芯缠绕的导电绕组线。 绕组线的表面在绕组线的纵向方向上设置有至少一个槽，并且至少一个使冷却剂循环的冷却管位于绕组线的槽中，至少部分地嵌入 其中。 沟槽形成在相对于芯部的最外侧绕组线层的绕组线的表面上并且远离芯部开放。槽中的冷却管围绕最外侧的绕组线层布置，并且至少覆盖最外侧的绕组线层 部分地。