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    • 4. 发明申请
    • PHOTOVOLTAIC INVERTER SYSTEM AND METHOD OF STARTING SAME AT HIGH OPEN-CIRCUIT VOLTAGE
    • 光伏逆变器系统及其在高开路电压下启动的方法
    • US20120026769A1
    • 2012-02-02
    • US12845802
    • 2010-07-29
    • Stefan SchroederJie ShenSaid Farouk Said El-BarbariRobert Roesner
    • Stefan SchroederJie ShenSaid Farouk Said El-BarbariRobert Roesner
    • H02M7/48
    • H02J3/383H02M3/1584H02M7/48Y02E10/563Y02E10/58
    • A power inverter system includes a DC to AC inverter configured to convert DC voltage from a DC power source to AC voltage. A DC link couples the DC power source and the inverter. An inverter pre-charger operates to pre-charge the inverter to achieve a desired DC link voltage prior to connecting the power inverter system to an AC power grid. A phased lock loop synchronizes the pre-charged inverter to the AC power grid prior to connecting the power inverter system to the AC power grid. The pre-charged inverter regulates the DC link voltage to about the minimum voltage level that allows control of AC grid currents via the inverter subsequent to connecting the power inverter system to the AC grid. The inverter operates in a maximum power point tracking control mode only subsequent to a first voltage transient caused by connecting the DC power source to energize the power inverter system.
    • 电力逆变器系统包括被配置为将直流电压从直流电源转换成交流电压的直流到交流逆变器。 直流母线连接直流电源和逆变器。 在将电力逆变器系统连接到交流电网之前,逆变器预充电器用于对逆变器预充电以实现期望的直流链路电压。 在将电力逆变器系统连接到交流电网之前,相位锁定环将预充电的逆变器同步到交流电网。 预充电逆变器将直流母线电压调节到大约最小电压电平,允许在将电力逆变器系统连接到交流电网之后通过变频器控制交流电网电流。 只有在连接直流电源才能使功率逆变器系统通电的第一次电压瞬变之后,变频器才能工作在最大功率点跟踪控制模式。
    • 5. 发明申请
    • HIGH ENERGY DENSITY INDUCTOR
    • 高能密度电感器
    • US20100148909A1
    • 2010-06-17
    • US12334572
    • 2008-12-15
    • Said Farouk Said El-BarbariStefan SchroederRobert Roesner
    • Said Farouk Said El-BarbariStefan SchroederRobert Roesner
    • H01F5/00
    • H01F27/2804H01F27/16H01F27/303H01F27/322Y10T29/4902
    • A substrate layer for use in an inductor is provided. The substrate layer comprises traces disposed on a first side of the substrate layer, wherein the traces are configured to facilitate conduction of current in a winding of the inductor, a sealing layer disposed on a second side of the substrate layer, wherein the sealing layer is configured to provide a sealing border for an electrically isolated cooling channel and an interconnect foil disposed on the second side of the substrate layer, wherein the interconnect foil is configured to facilitate operationally coupling the substrate layer to a second substrate layer. Further, the first substrate layer and the second substrate layer may be operationally coupled to form a winding for use in an inductor with an electrically isolated cooling channel in between.
    • 提供了一种用于电感器的衬底层。 衬底层包括布置在衬底层的第一侧上的迹线,其中迹线被配置为促进电感器的绕组中的电流传导,设置在衬底层的第二侧上的密封层,其中密封层是 被配置为为电隔离的冷却通道和布置在所述基底层的第二侧上的互连箔提供密封边界,其中所述互连箔被配置为有助于将所述基底层与第二基底层耦合。 此外,第一衬底层和第二衬底层可以可操作地耦合以形成用于电感器的绕组,其间具有电隔离的冷却通道。
    • 6. 发明授权
    • High energy density inductor
    • 高能量密度电感
    • US08232855B2
    • 2012-07-31
    • US12334572
    • 2008-12-15
    • Said Farouk Said El-BarbariStefan SchroederRobert Roesner
    • Said Farouk Said El-BarbariStefan SchroederRobert Roesner
    • H01F27/10H01F27/08H01F27/28
    • H01F27/2804H01F27/16H01F27/303H01F27/322Y10T29/4902
    • A substrate layer for use in an inductor is provided. The substrate layer comprises traces disposed on a first side of the substrate layer, wherein the traces are configured to facilitate conduction of current in a winding of the inductor, a sealing layer disposed on a second side of the substrate layer, wherein the sealing layer is configured to provide a sealing border for an electrically isolated cooling channel and an interconnect foil disposed on the second side of the substrate layer, wherein the interconnect foil is configured to facilitate operationally coupling the substrate layer to a second substrate layer. Further, the first substrate layer and the second substrate layer may be operationally coupled to form a winding for use in an inductor with an electrically isolated cooling channel in between.
    • 提供了一种用于电感器的衬底层。 衬底层包括布置在衬底层的第一侧上的迹线,其中迹线被配置为促进电感器的绕组中的电流传导,设置在衬底层的第二侧上的密封层,其中密封层是 被配置为为电隔离的冷却通道和布置在所述基底层的第二侧上的互连箔提供密封边界,其中所述互连箔被配置为有助于将所述基底层与第二基底层耦合。 此外,第一衬底层和第二衬底层可以可操作地耦合以形成用于电感器的绕组,其间具有电隔离的冷却通道。