Optimization of nanogrid controls and operation

    公开(公告)号:US10424925B2

    公开(公告)日:2019-09-24

    申请号:US15826929

    申请日:2017-11-30

    Applicant: ABB Schweiz AG

    Abstract: One exemplary embodiment is a system including nanogrid controller configured to receive power bids each including a power magnitude value and a bid value from a plurality of resource controllers, evaluate the power bids to determine resource control commands for respective resource controllers and a power bid feedback value, and transmit the resource control commands and a power bid feedback value to the plurality of resource controllers. The plurality of resource controllers are configured to generate and transmit the power bids to the nanogrid controller, receive the resource control command and in response thereto at least one of shed or restore one or more of the power loads and control a supply power from one or more of the power sources, and receive the power bid feedback value and in response thereto generate an updated power bid and transmit the updated power bid to the nanogrid controller.

    OPTIMIZATION OF NANOGRID CONTROLS AND OPERATION

    公开(公告)号:US20190165577A1

    公开(公告)日:2019-05-30

    申请号:US15826929

    申请日:2017-11-30

    Applicant: ABB Schweiz AG

    Abstract: One exemplary embodiment is a system including nanogrid controller configured to receive power bids each including a power magnitude value and a bid value from a plurality of resource controllers, evaluate the power bids to determine resource control commands for respective resource controllers and a power bid feedback value, and transmit the resource control commands and a power bid feedback value to the plurality of resource controllers. The plurality of resource controllers are configured to generate and transmit the power bids to the nanogrid controller, receive the resource control command and in response thereto at least one of shed or restore one or more of the power loads and control a supply power from one or more of the power sources, and receive the power bid feedback value and in response thereto generate an updated power bid and transmit the updated power bid to the nanogrid controller.

    Method and Device for Generating Charging Price Signals for an Electric Charging Site

    公开(公告)号:US20240127369A1

    公开(公告)日:2024-04-18

    申请号:US17965208

    申请日:2022-10-13

    Applicant: ABB Schweiz AG

    CPC classification number: G06Q50/06 G06Q30/0204 G06Q30/0206 B60L53/60

    Abstract: A method for determining a charging price for an electric charging site includes receiving time tags and data obtained based on automated metering infrastructure (AMI) data for the electric charging site, and weather information for a service area of the electric charging site; clustering power consumption of the electric charging site with similar weather information and time tags; calculating a center of mass and a distribution confidence parameter for the clustered power consumption to obtain a look-up table; retrieving historical information of voltage VPCC and injection power Psite pairs that is measured at a point of common coupling (PCC) of the electric charging site; receiving weather forecast information for the service area of the electric charging site; and calculating a dynamic hosting capacity (DHC) curve and a price curve based on the center of mass and the distribution confidence parameter, the VPCC and Psite pairs, and the weather forecast information.

    System and Methods for Managing the Load Profile of a Low to Medium Voltage Electric Network Including an Energy Storage System

    公开(公告)号:US20240348052A1

    公开(公告)日:2024-10-17

    申请号:US18301009

    申请日:2023-04-14

    Applicant: ABB Schweiz AG

    CPC classification number: H02J3/14 H02J2310/54 H02J2310/60

    Abstract: A system for managing the load profile of an electric network is provided. The system includes: a plurality of loads, and each respective load of the plurality of loads is assigned a priority, an energy storage system, and a controller. The controller is configured to determine a predicted energy usage of the electric network at an end of a time period, based on comparing the predicted energy usage to a target energy usage, determine an adjustment of the plurality of loads based on the respective priority of each respective load. Based on the adjustment of the plurality of loads and a charge of the energy storage system, the controller dynamically assigns a priority to the energy storage system, and performs the adjustment of the plurality of loads and the energy storage system using the respective priority of each respective load and the dynamically assigned priority of the energy storage system.

    SYSTEMS AND METHODS FOR PERFORMING BUILDING POWER MANAGEMENT

    公开(公告)号:US20190165578A1

    公开(公告)日:2019-05-30

    申请号:US15827314

    申请日:2017-11-30

    Applicant: ABB Schweiz AG

    Abstract: A method for performing building power management includes interfacing a power manager with an upstream controller to obtain a demand response event signal; receiving and parsing the demand response event signal; determining a power target based on a payload, and demand response begin and end times specified in the demand response event signal; evaluating whether an average power exceeds or falls below a limit; determining whether a shed action or a restore action is required; determining which variable and fixed electrical loads are to be maintained, shed or restored; interfacing the power manager with a building automation system (BAS); providing the BAS with a load control signal instructing that selected variable and fixed electrical loads are to be shed or restored; and selectively maintaining, shedding or restoring the selected variable and fixed electrical loads responsive to the load control signal.

    TECHNOLOGIES FOR OPTIMALLY INDIVIDUALIZED BUILDING AUTOMATION

    公开(公告)号:US20190158305A1

    公开(公告)日:2019-05-23

    申请号:US15820057

    申请日:2017-11-21

    Applicant: ABB Schweiz AG

    Abstract: A method for a building automation system to control a comfort level in a building includes tracking a building occupant's activity data using a wearable activity tracker. A smartphone is coupled to the wearable activity tracker. Activity data is collected from the wearable activity tracker using a smartphone app operating on the building occupant's smartphone, and a comfort value is determined using the smartphone app based on the activity data. A report of the comfort value is transmitted to a building automation system (BAS) app from the smartphone, and the output of a building system is controlled based on the comfort value.

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