Battery power delivery module
    31.
    发明授权

    公开(公告)号:US10230245B2

    公开(公告)日:2019-03-12

    申请号:US15944299

    申请日:2018-04-03

    Abstract: A system and method for digital management and control of power conversion from battery cells. The system utilizes a power management and conversion module that uses a CPU to maintain a high power conversion efficiency over a wide range of loads and to manage charge and discharge operation of the battery cells. The power management and conversion module includes the CPU, a current sense unit, a charge/discharge unit, a DC-to-DC conversion unit, a battery protection unit, a fuel gauge and an internal DC regulation unit. Through intelligent power conversion and charge/discharge operations, a given battery type is given the ability to emulate other battery types by conversion of the output voltage of the battery and adaptation of the charging scheme to suit the battery.

    Method to Prepare a Power Converter or Other Apparatus For Configuration

    公开(公告)号:US20190033804A1

    公开(公告)日:2019-01-31

    申请号:US16040802

    申请日:2018-07-20

    Abstract: An order may be received for an apparatus such as a power converter or other power device, where the apparatus may be housed in a packing box. A configuration device may be programmed with information responsive to details of the order and an ID associated with the apparatus. A label or other identifying object may be created or configured (e.g., printed) and attached to the apparatus or may otherwise accompany the apparatus prior to dispatch of the packing box. The label may provide details of operating parameters of the apparatus responsive to the details of the order. Upon receipt and unpacking of the packing box, the configuration device may be connected to the apparatus, thereby to causing the apparatus to become configured.

    CIRCUIT FOR A POWER DEVICE AND GRAPHICAL USER INTERFACE

    公开(公告)号:US20180351401A1

    公开(公告)日:2018-12-06

    申请号:US15991495

    申请日:2018-05-29

    CPC classification number: H02J13/00 H02J3/381 H02J3/383

    Abstract: An apparatus for a system power device utilized in an interconnected power system. The interconnected power system may include multiple system power devices connected to various inter connections of groups of direct currents (DC) from power sources which also may be connected in various series, parallel, series parallel and parallel series combinations for example. The apparatus may include a processor connected to a memory and a communication interface operatively attached to the processor. The communication interface may be adapted to connect to a mobile computing system of a user in close proximity to the system power devices. A graphical user interface (GUI) of the mobile computing system may allow various operational and re-configuration options for the interconnected power system which may include installation, maintenance and monitoring schedules in the interconnected power system when the user of the GUI is in close proximity to the system power devices.

    Distributed Power Harvesting Systems Using DC Power Sources

    公开(公告)号:US20180234049A1

    公开(公告)日:2018-08-16

    申请号:US15952037

    申请日:2018-04-12

    Abstract: A photovoltaic panel with multiple photovoltaic sub-strings including serially-connected photovoltaic cells and having direct current (DC) outputs adapted for interconnection in parallel into a parallel-connected DC power source. A direct current (DC) power converter including input terminals and output terminals is adapted for coupling to the parallel-connected DC power source and for converting an input power received at the input terminals to an output power at the output terminals. The direct current (DC) power converter optionally has a control loop configured to set the input power received at the input terminals according to a previously determined criterion. The control loop may be adapted to receive a feedback signal from the input terminals for maximizing the input power. A bypass diode is typically connected in shunt across the input terminals of the converter. The bypass diode functions by passing current during a failure of any of the sub-strings and/or a partial shading of the sub-strings. The bypass diode may be a single bypass diode connected across the parallel-connected DC power source. The DC power converter may convert the input power at high current to the output power at a lower current. The output terminals may be connectible with wire cables to a load, and the DC power converter is configured to reduce energy loss through the wire cables to the load.

    Photovoltaic panel circuitry
    37.
    发明授权

    公开(公告)号:US09876466B2

    公开(公告)日:2018-01-23

    申请号:US14631227

    申请日:2015-02-25

    Abstract: Circuits integrated or integrable with a photovoltaic panel to provide built-in functionality to the photovoltaic panel including safety features such as arc detection and elimination, ground fault detection and elimination, reverse current protection, monitoring of the performance of the photovoltaic panel, transmission of the monitored parameters and theft prevention of the photovoltaic panel. The circuits may avoid power conversion, for instance DC/DC power conversion, may avoid performing maximum power tracking to include a minimum number of components and thereby increase overall reliability.

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