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公开(公告)号：US11646672B2
公开(公告)日：2023-05-09
申请号：US17226105
申请日：2021-04-09
Applicant: DELTA ELECTRONICS, INC.
Inventor： Jian-Hong Zeng , Xiao-Ni Xin , Rui Wu , Min Zhou , Hao-Yi Ye
CPC classification number: H02M7/003 , H01F17/04 , H01F38/14 , H02M3/003 , H02M3/158 , H02M5/293 , H02M7/537 , H01F2017/065
Abstract: A power converter device includes a first current level, a second current level, a first magnetic layer and a second magnetic layer. The first current level and the second current level are used to load a current loop which has AC current component. The current loop includes a power element module and a conductor coupled to the power element module. The power element module includes at least two electrodes. Voltage among the at least two electrodes is AC voltage. AC current magnitudes of the at least two electrodes are substantially equal and in the opposite direction. The first magnetic layer and the second magnetic layer are used to load a magnetic loop which includes AC magnetic flux component. The first magnetic layer and the second magnetic layer are disposed along two opposite sides of the first current level.
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公开(公告)号：US10763028B2
公开(公告)日：2020-09-01
申请号：US15464326
申请日：2017-03-20
Applicant: DELTA ELECTRONICS, INC.
Inventor： Jin-Ping Zhou , Rui Wu , Jian-Hong Zeng , Yu Zhang , Min Zhou
Abstract: A magnetic core is provided. The magnetic core includes a plurality of magnetic core units each having at least one non-shared magnetic core part that is not shared with the neighboring magnetic core unit, wherein a reluctance of the shared magnetic core part is smaller than the reluctance of a non-shared magnetic core part of the magnetic core units, and directions of a direct current magnetic flux in the shared magnetic core part of the neighboring two magnetic core units are opposite.
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公开(公告)号：US20160314896A1
公开(公告)日：2016-10-27
申请号：US15059280
申请日：2016-03-02
Applicant: Delta Electronics, Inc.
Inventor： Na Dong , Yicong Xie , Min Zhou
CPC classification number: H01F27/2823 , H01F21/12
Abstract: A center-tapped transformer comprises a magnetic core, and windings including a primary winding and a secondary windings. The primary winding comprises at least one layer of a primary effective conductor, and the secondary winding comprises at least one layer of a first secondary effective conductor and at least one layer of a second secondary effective conductor. The total thickness hp of the primary effective conductor and the total thickness hs of the secondary effective conductor satisfy: 0.65
Abstract translation: 中心抽头变压器包括磁芯，以及包括初级绕组和次级绕组的绕组。 初级绕组包括至少一层主要有效导体，次级绕组包括至少一层第一次级有效导体和至少一层第二次级有效导体。 主要有效导体的总厚度hp和二次有效导体的总厚度hs满足：0.65
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4.发明授权Power conversion apparatus with low common mode noise and application systems thereof 有权具有低共模噪声的电力转换装置及其应用系统公开(公告)号：US09281738B2
公开(公告)日：2016-03-08
申请号：US13840188
申请日：2013-03-15
Applicant: DELTA ELECTRONICS, INC.
Inventor： Jinping Zhou , Min Zhou , Yicong Xie
IPC: H02M1/12 , H02M5/458 , H02M7/217 , H02M7/5387
CPC classification number: H02M1/126 , H02M1/12 , H02M5/4585 , H02M7/217 , H02M7/5387 , H02M2001/123
Abstract: A power conversion circuit comprises an AC source, a power conversion unit, a filter inductor unit and a common mode noise suppression circuit. The power conversion unit has DC terminals and AC terminals. The filter inductor unit has first and second terminals, being respectively connected to the AC source and the AC terminals of the power conversion unit. The common mode noise suppression circuit has a capacitive impedance network with first and second terminals, and an impedance balancing network with first and second terminals. The second terminals of the capacitive impedance network are connected to the first terminals of the impedance balancing network, the first terminals of the capacitive impedance network are connected to the first terminals of the filter inductor unit, and the second terminals of the impedance balancing network are connected to the DC terminals of the power conversion unit.
Abstract translation: 电力转换电路包括AC电源，功率转换单元，滤波电感器单元和共模噪声抑制电路。 电源转换单元具有直流端子和交流端子。 滤波电感器单元具有分别连接到电源转换单元的AC电源和AC端子的第一和第二端子。 共模噪声抑制电路具有带有第一和第二端子的电容阻抗网络，以及具有第一和第二端子的阻抗平衡网络。 电容阻抗网络的第二端子连接到阻抗平衡网络的第一端子，电容性阻抗网络的第一端子连接到滤波电感器单元的第一端子，阻抗平衡网络的第二端子是 连接到电力转换单元的DC端子。
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5.发明申请POWER CONVERSION APPARATUS WITH LOW COMMON MODE NOISE AND APPLICATION SYSTEMS THEREOF 有权具有低通用模式噪声的功率转换装置及其应用系统公开(公告)号：US20140140112A1
公开(公告)日：2014-05-22
申请号：US13840188
申请日：2013-03-15
Applicant: DELTA ELECTRONICS, INC.
Inventor： Jinping Zhou , Min Zhou , Yicong Xie
IPC: H02M1/12
CPC classification number: H02M1/126 , H02M1/12 , H02M5/4585 , H02M7/217 , H02M7/5387 , H02M2001/123
Abstract: A power conversion apparatus, comprising: a power conversion circuit comprising an AC source; a power conversion unit with DC terminals and AC terminals; a filter inductor unit including first and second terminals, the first terminals of the filter inductor unit being connected to the AC source, the second terminals of the filter inductor unit being connected to the AC terminals of the power conversion unit; a common mode noise suppression circuit comprising a capacitive impedance network including first and second terminals; an impedance balancing network including first and second terminals; the second terminals of the capacitive impedance network are connected to the first terminals of the impedance balancing network, the first terminals of the capacitive impedance network are connected to the first terminals of the filter inductor unit, and the second terminals of the impedance balancing network are connected to the DC terminals of the power conversion unit.
Abstract translation: 一种电力转换装置，包括：电源转换电路，包括AC电源; 具有直流端子和交流端子的电力转换单元; 滤波电感器单元，包括第一和第二端子，滤波电感器单元的第一端子连接到AC源，滤波电感器单元的第二端子连接到功率转换单元的AC端子; 一种共模噪声抑制电路，包括：电容性阻抗网络，包括第一和第二端子; 包括第一和第二终端的阻抗平衡网络; 电容阻抗网络的第二端子连接到阻抗平衡网络的第一端子，电容阻抗网络的第一端子连接到滤波电感器单元的第一端子，阻抗平衡网络的第二端子 连接到电力转换单元的DC端子。
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Patent Agency Ranking
公开(公告)号：US12253893B2
公开(公告)日：2025-03-18
申请号：US17733364
申请日：2022-04-29
Applicant: Delta Electronics, Inc.
Inventor： Tao Wang , Min Zhou , Yuliang Zhang , Jianhong Zeng
Abstract: Disclosed herein is a power supply apparatus. The power supply apparatus includes at least one power unit and a magnetic unit. The magnetic unit is stacked with and electrically connected to the at least one power unit. The magnetic unit comprises a plurality of pins and a magnetic core. The at least part of the plurality of pins extends out of a projection of the magnetic core in a connection plane of the at least one power unit and the magnetic unit to connect to the at least one power unit.
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公开(公告)号：US11277067B2
公开(公告)日：2022-03-15
申请号：US16130850
申请日：2018-09-13
Applicant: Delta Electronics, Inc.
Inventor： Shouyu Hong , Qingdong Chen , Kai Lu , Pengkai Ji , Xiaoni Xin , Min Zhou , Yu Zhang , Jianhong Zeng
Abstract: A power module and a manufacturing method thereof are disclosed. The power module includes a magnetic component, a bare power chip and a conductive set. The magnetic component includes a first surface and a second surface opposite to each other. The bare power chip is disposed on the magnetic component and includes a third surface and a fourth surface opposite to each other. The conductive set is disposed on the magnetic component and electrically connected with the magnetic component and the bare power chip. The third or fourth surface of the bare power chip is at least partially attached on the first or second surface of the magnetic component, and at least partially included in a projected envelopment of the corresponding first or second surface of the magnetic component, so as to facilitate the magnetic component to support the bare power chip.
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公开(公告)号：US10685769B2
公开(公告)日：2020-06-16
申请号：US15092629
申请日：2016-04-07
Applicant: DELTA ELECTRONICS, INC.
Inventor： Rui Wu , Jin-Ping Zhou , Yu Zhang , Jian-Hong Zeng , Min Zhou
Abstract: An integrated inductor apparatus integrated to be a plurality of inductors is provided. The integrated inductor apparatus includes inductor windings to form inductors and includes at least two windows each having at least one of the inductor windings disposed therein and magnetic core units, each having a closed geometrical structure to form one of the at least two windows, wherein two of the neighboring magnetic core units have a shared magnetic core part. The magnetic core units comprise at least two kinds of material having different magnetic permeability corresponding to different sections of the magnetic core units, wherein the reluctance of the shared magnetic core part is smaller than the reluctance of a non-shared magnetic core part of the magnetic core units.
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公开(公告)号：US09887032B2
公开(公告)日：2018-02-06
申请号：US14800127
申请日：2015-07-15
Applicant: DELTA ELECTRONICS, INC.
Inventor： Na Dong , Yicong Xie , Min Zhou
CPC classification number: H01F27/24 , H01F3/14 , H01F27/2823 , H01F27/34 , H01F2027/348
Abstract: A magnetic component and a transformer are provided by the present disclosure. The magnetic component includes: at least three core columns; and a winding wound around at least one of the at least three core columns; wherein a medium having a relative initial permeability equal to 1 is disposed on at least one side of the at least three core columns. In the present disclosure, a conventional magnetic cover board with a high relative initial permeability is replaced by a medium with a relative initial permeability (ur) satisfied ur=1, such as air or a cover board.
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公开(公告)号：US09653202B2
公开(公告)日：2017-05-16
申请号：US15093754
申请日：2016-04-08
Applicant: DELTA ELECTRONICS, INC.
Inventor： Rui Wu , Jian-Hong Zeng , Min Zhou , Yi-Cong Xie
CPC classification number: H01F27/24 , H01F3/14 , H01F27/2804 , H01F27/2823 , H01F37/00 , H02M3/1584 , H02M2001/0064 , H02M2003/1586
Abstract: A device is provided that integrates a plurality of inductors in parallel. The device includes a plurality of windings and a magnetic core structure. A number of the windings corresponds to a number of the inductors. The magnetic core structure includes a plurality of windows, wherein each window includes at least two windings coupled with each other. When a phase difference of the voltage phases is smaller than a predetermined value, voltage phases of two terminals of any two of the windings within the same window are substantially the same.
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