METHODS AND SYSTEMS FOR DETERMINING DISTRIBUTION GRID HOSTING CAPACITY

    公开(公告)号:US20190356131A1

    公开(公告)日:2019-11-21

    申请号:US16410782

    申请日:2019-05-13

    Abstract: Methods and systems for determining a hosting capacity in a distribution grid are disclosed herein. The methods and systems may use optimization models that consider operating conditions of a distribution grid having a distinct topology, characteristics, and predetermined performance parameters. The determination of a hosting capacity may first consider a lossless power flow model for the distribution grid, which may then be used to arrive at a maximum hosting capacity for the distribution grid. The maximum hosting capacity may be defined as the total capacity of a number of distributed generators connected to the distribution grid such that the performance parameters will be met.

    PULLEY SYSTEM
    6.
    发明申请
    PULLEY SYSTEM 审中-公开
    PULLEY系统

    公开(公告)号:US20140121052A1

    公开(公告)日:2014-05-01

    申请号:US13661730

    申请日:2012-10-26

    Inventor: Eric J. Jaeger

    CPC classification number: F16H55/36 F16H7/18 F16H55/50

    Abstract: A pulley system is provided to encourage contact between a pulley and a rope, chain, cord, cable and the like. The pulley system has first and second side legs, an axle, a pulley and at least one guide member. The guide member can be coupled to or formed integrally with at least one of the side legs. The guide member has at least one wall extending outwardly and away from the radial direction of the pulley to act as a funnel and encourage contact between a rope, chain, cable and the like and the pulley, thereby reducing the amount of force required to pull the item.

    Abstract translation: 提供滑轮系统以促进滑轮与绳索,链条,绳索,电缆等之间的接触。 滑轮系统具有第一和第二侧腿,轴,滑轮和至少一个引导构件。 引导构件可以与至少一个侧腿联接或一体地形成。 引导构件具有至少一个向外延伸并远离皮带轮的径向的壁,以用作漏斗并且促进绳索,链条,电缆等与滑轮之间的接触,从而减少拉动所需的力的量 该项目。

    TOPOLOGY DETECTION IN AN ELECTRIC POWER DISTRIBUTION GRID

    公开(公告)号:US20240195216A1

    公开(公告)日:2024-06-13

    申请号:US18077217

    申请日:2022-12-07

    CPC classification number: H02J13/00001 H02J13/00002

    Abstract: Technologies are provided for circuit topology detection in an electric power circuit. In some embodiments, a computing device can access phasor data associated with the electric power circuit including an arrangement of switching devices and multiple phasor measurement units. The computing device also can access threshold data defining individualized zero-current threshold values for respective ones of the multiple phasor measurement units. The computing device can determine one or more zero-current branches present in the arrangement of switching devices by applying the individualized zero-current thresholds to the accessed phasor data. The computing device can further determine, based on the one or more zero-current branches a circuit topology corresponding to the arrangement of switching devices.

    Methods and systems for determining economic viability of microgrid

    公开(公告)号:US11551176B2

    公开(公告)日:2023-01-10

    申请号:US15749199

    申请日:2016-08-01

    Abstract: Methods and systems for evaluating economic viability of a proposed microgrid, including uncertain variables are disclosed. One or more candidate distributed energy resources can be selected for use within a proposed microgrid. An investment cost and an operation cost of the one or more candidate distributed energy resources can be determined. A cost of drawing power from a main power grid can be compared to a sum of the investment cost and the operation cost of the one or more candidate distributed energy resources. The proposed microgrid can be identified for installation when the sum of the investment cost and the operation cost is less than the cost of drawing power from the main power grid.

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