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1. 发明授权

US11322997B2 Rotor for a synchronous drive motor 有权
公开(公告)号：US11322997B2
公开(公告)日：2022-05-03
申请号：US16677094
申请日：2019-11-07
申请人： BRUSA Elektronik AG
发明人： Tian Zhou , Daniel Oeschger , Raphael Teufel , Adina Muntean
IPC分类号： H02K1/27 , B60K1/00 , H02K1/276
摘要： The invention relates to a rotor for a synchronous drive motor of an electrically driven motor vehicle having several rotor poles, wherein each rotor pole has at least three magnetic layers arranged radially one after the other with cavities, wherein an outermost magnetic layer includes at least one cavity filled with permanent magnetic material and each further magnetic layer includes at least two cavities filled with permanent magnetic material, furthermore each magnetic layer has an extension of a section of an ellipse, furthermore the central points of all ellipses lie within the smallest ellipse of the outer magnetic layer, wherein each cavity belonging to one of the at least three magnetic layers defines an interface in a radial plane, and each of these interfaces of a magnetic layer of the corresponding ellipse is divided into two partial interfaces, wherein bars made of the rotor material are formed in the second and every other magnetic layer between the cavities, and these bars, at the narrowest point, are at least twice as wide as the respective outer bars of the same magnetic layer.

2. 发明授权

US11218128B2 Interference suppressor for a direct current circuit 有权
公开(公告)号：US11218128B2
公开(公告)日：2022-01-04
申请号：US16048227
申请日：2018-07-28
申请人： BRUSA Elektronik AG
发明人： Axel Krause
IPC分类号： H03H7/06 , H02M1/14 , H02J1/02 , B60R16/033 , G01R15/18 , G01R19/165
摘要： The invention relates to an interference suppressor for a direct current circuit, a vehicle component, a high-voltage intermediate circuit and a vehicle. The interference suppressor for a direct current circuit, which comprises two conductors, is characterized in that the interference suppressor comprises a first connection for connecting the interference suppressor to a first conductor of the direct current circuit; a second connection for connecting the interference suppressor to a second conductor of the direct current circuit; a sensor, wherein the sensor can be coupled in noncontact manner to the direct current circuit and is designed to detect the passing of a predetermined limit value of a superimposed alternating voltage in the first conductor of the direct current circuit; and is designed, by impressing a current in the first connection, to reduce the alternating voltage in the first conductor of the direct current circuit substantially to the predetermined limit value.

3. 发明申请

US20210261007A1 System for Determining a Relative Position and/or a Relative Distance of a Transmitter with Respect to a Receiver, and Inductive Vehicle Charging System Having Such a System 有权
公开(公告)号：US20210261007A1
公开(公告)日：2021-08-26
申请号：US17252408
申请日：2019-06-24
申请人： BRUSA Elektronik AG
发明人： Lukas Böhler , Richard Knuchel , Marc Hanselmann
IPC分类号： B60L53/126 , B60L53/36 , B60L53/38 , G01S5/02 , H02J50/10 , H02J50/90 , H02J7/00
摘要： A system for determining a relative position and/or a relative distance of a transmitter with respect to a receiver, including: the transmitter for wirelessly emitting signals at the time ti, the receiver or receiving a signal at the time ti+Δt, wherein the receiver is configured to determine the following: a signal level P and/or a signal-to-noise ratio SNR of the received signal, a direction of incidence of the received signal and, on the basis of P and E, a relative position POS of the transmitter with respect to the receiver and/or a relative distance D between the transmitter and the receiver, and another transmitter connected to the receiver and intended to wirelessly transmit P, SNR, POS, and/or D to another receiver connected to the transmitter.

4. 发明申请

US20210261006A1 BASE STATION FOR A POWER TRANSMISSION SYSTEM 有权
公开(公告)号：US20210261006A1
公开(公告)日：2021-08-26
申请号：US17252797
申请日：2019-06-24
申请人： BRUSA Elektronik AG
发明人： Lukas Böhler , Marc Bosch
IPC分类号： B60L53/12 , H02J50/10 , H02J13/00 , G06F1/26
摘要： A base station for a power transmission system the base station including a generator for generating power having a duty ratio and frequency, a circuit having a coil, a measuring device for measuring real power and/or apparent power in the circuit, and a control device, wherein the circuit is connected to the generator and the measuring device, wherein the control device is connected to the measuring device and the generator, wherein the control device is configured to keep the duty ratio constant while varying the frequency from a starting frequency, use the measuring device to measure the real power and/or the apparent power while varying the frequency, keep the frequency constant and vary the duty ratio when a real power limit value and/or apparent power limit value is/are exceeded, and exclude a combination of values for the frequency and the duty ratio when varying the frequency and/or the duty ratio.

5. 发明申请

US20210252986A1 VEHICLE CHARGING SYSTEM FOR CHARGING AN ENERGY STORE ARRANGED IN A VEHICLE 有权
公开(公告)号：US20210252986A1
公开(公告)日：2021-08-19
申请号：US17252657
申请日：2019-06-24
申请人： BRUSA Elektronik AG
发明人： Lukas Böhler , Marc Hanselmann , Marc Bosch
IPC分类号： B60L53/122 , B60L53/39 , B60L53/62 , H02J50/10 , H02J50/90
摘要： A system for charging an energy store in a vehicle and a method for operating the system, wherein the system includes a first transmission unit having a primary coil, arranged outside the vehicle in a stationary manner, and a second transmission unit having a secondary coil, arranged in the vehicle, wherein energy is transmitted via inductive energy transmission from the primary coil to the secondary coil to charge the energy store. The second transmission unit has a signal generator for generating and coupling signals into the secondary coil for transmission via the secondary coil, and the first transmission unit has an evaluation unit, a first auxiliary coil, and a second auxiliary coil, wherein the evaluation unit is designed to ascertain a magnetic coupling and/or a relative position between the first transmission unit and the second transmission unit based on the signals received by the primary coil and the auxiliary coils.

6. 发明申请

US20210138924A1 METHOD AND CHARGING DEVICE FOR CHARGING A HIGH-VOLTAGE BATTERY OF AN ELECTRIC VEHICLE 有权
公开(公告)号：US20210138924A1
公开(公告)日：2021-05-13
申请号：US17126055
申请日：2020-12-18
申请人： PREH GMBH , BRUSA ELEKTRONIK AG
发明人： MARC NEITZ , ALEXANDER MATTHIAS , AXEL KRAUSE , ANDREAS KRUSPAN , MARC HANSELMANN , HANNES HOBI , RUDOLF MEUSBURGER
IPC分类号： B60L53/62 , B60L53/31 , B60L53/20 , B60L53/16 , H02J7/00
摘要： A method for charging a high-voltage battery of an electric vehicle, comprising: providing the high-voltage battery having a nominal battery voltage; providing a charging station outputting a DC charging voltage; selectively pre-charging a second charging terminal of the charging station to a predetermined pre-charge voltage using a controllably limited pre-charge current supplied by electric power from the high-voltage battery.

7. 发明申请

US20210028694A1 POWER CONVERTER AND METHOD FOR OPERATING A POWER CONVERTER 有权
公开(公告)号：US20210028694A1
公开(公告)日：2021-01-28
申请号：US16922372
申请日：2020-07-07
申请人： BRUSA Elektronik AG
发明人： Massimo Casalegno
IPC分类号： H02M1/42 , H02M3/335
摘要： A power converter includes at least three booster modules for transferring power at least from an AC input side to a DC output side. Each booster module has a galvanically separated input and output, and can be operated as a power factor correction module. The input of a first booster module is connected to the input side, and its output is connected to the output side for providing a first output current to the output side. The input of a second booster module is connected to the input side, and its output is connected to a buffer capacitor for providing a second output current to the buffer capacitor. The input of a third booster module is connected to the buffer capacitor and its output is connected to the output side for providing a third output current to the output side.

8. 发明申请

US20190036506A1 INTERFERENCE SUPPRESSOR FOR A DIRECT CURRENT CIRCUIT 审中-公开
公开(公告)号：US20190036506A1
公开(公告)日：2019-01-31
申请号：US16048227
申请日：2018-07-28
申请人： BRUSA Elektronik AG
发明人： Axel KRAUSE
IPC分类号： H03H7/06 , B60R16/033 , G01R15/18 , G01R19/165
摘要： The invention relates to an interference suppressor for a direct current circuit, a vehicle component, a high-voltage intermediate circuit and a vehicle. The interference suppressor for a direct current circuit, which comprises two conductors, is characterized in that the interference suppressor comprises a first connection for connecting the interference suppressor to a first conductor of the direct current circuit; a second connection for connecting the interference suppressor to a second conductor of the direct current circuit; a sensor, wherein the sensor can be coupled in noncontact manner to the direct current circuit and is designed to detect the passing of a predetermined limit value of a superimposed alternating voltage in the first conductor of the direct current circuit; and is designed, by impressing a current in the first connection, to reduce the alternating voltage in the first conductor of the direct current circuit substantially to the predetermined limit value.

9. 发明申请

US20150102699A1 STATOR 审中-公开
标题翻译：定子
公开(公告)号：US20150102699A1
公开(公告)日：2015-04-16
申请号：US14404501
申请日：2013-06-21
申请人： BRUSA Elektronik AG
发明人： Arno Mathoy , Martin Stoeck
IPC分类号： H02K3/14 , H02K1/16 , H02K15/06
CPC分类号： H02K3/14 , H02K1/16 , H02K1/165 , H02K15/063 , Y02T10/641 , Y10T29/49009
摘要： Stators (1) for electrical machines, in particular a rotating field machine, such as a motor or generator, in particular for an electric vehicle, wherein a stator (1) has slots separated by stator teeth, into which shaped bars (3, 4), formed from a plurality of individual wires (10), are deployed, characterised in that in each case the two sidewalls of a stator tooth bounding adjacent slots in the region of the shaped bars (3, 4) run essentially parallel to one another.
摘要翻译：用于电机的定子（1），特别是用于电动车辆的电动机或发电机的旋转场机，其中定子（1）具有由定子齿分开的槽，成形杆（3,4）），其特征在于，在每种情况下，在所述成形条（3,4）的区域中包围相邻槽的定子齿的两个侧壁基本上彼此平行地延伸。

10. 发明申请

US20140286054A1 INDUCTIVE COMPONENT AND USE 审中-公开
标题翻译：电感元件和使用
公开(公告)号：US20140286054A1
公开(公告)日：2014-09-25
申请号：US14353768
申请日：2012-10-19
申请人： BRUSA Elektronik AG
发明人： Axel Krause
IPC分类号： H01F27/34 , H01F27/28
CPC分类号： H01F27/28 , H01F3/12 , H01F27/346
摘要： An inductive component (1a . . . 1e) with at least two coils (2 . . . 4b) in a closed main magnetic circuit (5a . . . 5j) for guiding a magnetic main flux (ΦH) penetrating all coils (2 . . . 4b) is specified. The inductive component furthermore comprises a leakage field guide component (6a . . . 8c) or a plurality of leakage field guide components (6a . . . 8c), wherein a leakage field guide component (6a . . . 8c) is arranged between two coils (2 . . . 4b) in each case, separated by two air gaps (E . . . J) from the main magnetic circuit and intended for guiding a magnetic leakage flux ΦS different from the main flux ΦH. The main magnetic circuit (5a . . . 5j) and/or the leakage field guide components (6a . . . 8c) consist of a magnetically isotropic material. Furthermore, the invention relates to a use of a choke (1a . . . 1e) with leakage field guide component (6a . . . 8c) for guiding a leakage flux (ΦS) arising in the choke (1a . . . 1e) as a PFC (Power Factor Correction) choke.
摘要翻译：一种在闭合主磁路（5a ... 5j）中具有至少两个线圈（2。4b）的电感元件（1a。1e），用于引导穿过所有线圈（2）的磁主通量（ΦH）。4b）被指定。感应部件还包括泄漏场引导部件（6a ... 8c）或多个泄漏场引导部件（6a ... 8c），其中泄漏场引导部件（6a。... 8c）布置在两个在每种情况下，线圈（2 ... 4b）从主磁路分离出两个气隙（E。），用于引导与主通量ΦH不同的漏磁通ΦS。主磁路（5a。。5j）和/或泄漏场引导部件（6a。。8c）由一个磁各向同性材料组成。此外，本发明涉及一种具有泄漏场引导部件（6a ... 8c）的扼流器（1a，1e）的用途，用于将在扼流圈（1a ... 1e）中产生的漏磁通（ΦS）引导为 PFC（功率因数校正）扼流圈。

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