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34 条记录 (耗时 0.033 秒)

    SYSTEM FOR SELF-POWERED, WIRELESS MONITORING OF ELECTRICAL CURRENT, POWER AND ENERGY
    31.
    发明申请
    SYSTEM FOR SELF-POWERED, WIRELESS MONITORING OF ELECTRICAL CURRENT, POWER AND ENERGY 有权
    电力，电力，能源自主监控系统

    公开(公告)号：US20110291488A1

    公开(公告)日：2011-12-01

    申请号：US12789922

    申请日：2010-05-28

    申请人： Namwook Paik ,  Vishwas Mohaniraj Deokar ,  James H. Donalds

    发明人： Namwook Paik ,  Vishwas Mohaniraj Deokar ,  James H. Donalds

    IPC分类号： H02J17/00 ,  H05K5/00 ,  H02M7/06

    CPC分类号： G01D21/00 ,  G01R15/183 ,  G01R15/26 ,  H01F27/427 ,  H02J3/00 ,  Y04S20/00

    摘要： According to one aspect, embodiments of the invention provide a system for monitoring at least one circuit branch coupled to a power line, the system comprising at least one first module comprising a Current Transformer (CT) configured to be coupled to the at least one circuit branch and to produce a reference signal having a level related to a current level of the at least one circuit branch, a rectifier coupled to the CT and configured to produce a rectified reference signal, a capacitor coupled to the rectifier, and a first microcontroller coupled to the capacitor and the rectifier, wherein, the capacitor is configured to store energy from the rectified reference signal, and wherein, the first microcontroller is configured to be powered by the energy stored in the capacitor and to sample the rectified reference signal to determine the current level of the at least one circuit branch.

    摘要翻译： 根据一个方面，本发明的实施例提供了一种用于监测耦合到电力线的至少一个电路支路的系统，所述系统包括至少一个第一模块，该第一模块包括电流互感器（CT），该电流互感器被配置为耦合到所述至少一个电路 并且产生具有与所述至少一个电路分支的电流电平相关的电平的参考信号，耦合到所述CT并被配置为产生经整流的参考信号的整流器，耦合到所述整流器的电容器和耦合到所述整流器的第一微控制器 电容器和整流器，其中，电容器被配置为存储来自整流的参考信号的能量，并且其中，第一微控制器被配置为由存储在电容器中的能量供电，并对整流的参考信号进行采样以确定 至少一个电路分支的当​​前电平。

    SYSTEM AND METHOD FOR LIMITING LOSSES IN AN UNINTERRUPTIBLE POWER SUPPLY
    33.
    发明申请
    SYSTEM AND METHOD FOR LIMITING LOSSES IN AN UNINTERRUPTIBLE POWER SUPPLY 有权
    限制不可逆电源损耗的系统和方法

    公开(公告)号：US20100188066A1

    公开(公告)日：2010-07-29

    申请号：US12360648

    申请日：2009-01-27

    申请人： Fred William Rodenhiser ,  Vishwas Mohaniraj Deokar ,  Namwook Paik ,  Fang Sheng-Hsien

    发明人： Fred William Rodenhiser ,  Vishwas Mohaniraj Deokar ,  Namwook Paik ,  Fang Sheng-Hsien

    IPC分类号： G05F5/06

    CPC分类号： H02J9/00 ,  H02J9/062 ,  Y10T307/615 ,  Y10T307/625

    摘要： Aspects of the invention are directed to systems and method for limiting losses in an uninterruptible power supply. In one aspect, the present invention provides an uninterruptible power supply (UPS) comprising an input to receive input power having an input voltage, an output to provide output power having an output voltage, a neutral line, an automatic voltage regulation (AVR) transformer coupled to the input and the output of the UPS and having an input, an output, a core and at least one switch controllably coupled to at least one of the core, the input and the output, and a means for isolating the core of the AVR transformer from the neutral line when the input voltage is substantially equal to a defined output voltage.

    摘要翻译： 本发明的方面涉及用于限制不间断电源中的损耗的系统和方法。 一方面，本发明提供了一种不间断电源（UPS），其包括用于接收具有输入电压的输入功率的输入端，提供具有输出电压的输出功率的输出，中性线，自动电压调节（AVR）变压器 耦合到UPS的输入和输出并且具有可控地耦合到核心，输入和输出中的至少一个的输入，输出，核和至少一个开关，以及用于隔离所述核心的装置 当输入电压基本上等于定义的输出电压时，中性线的AVR变压器。