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.

    SYSTEM AND METHOD FOR COORDINATING RESOURCES

    公开(公告)号:US20200257537A1

    公开(公告)日:2020-08-13

    申请号:US16274704

    申请日:2019-02-13

    Applicant: ABB Schweiz AG

    Inventor: Joseph A. Carr

    Abstract: Coordination of a plurality of resources is disclosed to respond to a local service target. A local measurement is taken by a first resource and, if the first resource cannot satisfy the local service target, short range recruitment of one or more additional resources is performed by providing a first signal to a cluster of resources associated with the first resource. If the short range recruitment does not satisfy the local service target, a second signal is provided to a network resource controller for long range recruitment of one or more resources to satisfy the local service target.

    System and method for coordinating resources

    公开(公告)号:US10853084B2

    公开(公告)日:2020-12-01

    申请号:US16274704

    申请日:2019-02-13

    Applicant: ABB Schweiz AG

    Inventor: Joseph A. Carr

    Abstract: Coordination of a plurality of resources is disclosed to respond to a local service target. A local measurement is taken by a first resource and, if the first resource cannot satisfy the local service target, short range recruitment of one or more additional resources is performed by providing a first signal to a cluster of resources associated with the first resource. If the short range recruitment does not satisfy the local service target, a second signal is provided to a network resource controller for long range recruitment of one or more resources to satisfy the local service target.

    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.

    DC output wind turbine with power dissipation

    公开(公告)号:US09945359B2

    公开(公告)日:2018-04-17

    申请号:US14826067

    申请日:2015-08-13

    Applicant: ABB Schweiz AG

    CPC classification number: F03D9/255 F03D9/257 H02H7/125 H02H9/041 Y02E10/72

    Abstract: A wind turbine is disclosed having a generator and rectifier and structured to provide direct current power that in one form is medium voltage direct current (MVDC). The wind turbine includes a crowbar circuit arranged to protect from a condition such as an overvoltage. The crowbar can be activated based on a voltage measurement or rate of change of voltage. A resistor can be coupled to the crowbar to absorb excess power provided by the generator during the overvoltage condition. Individual wind turbines in a wind farm can each have individual crow bars that can be activated based on local measurement of a voltage condition. In some forms the crowbar can be coupled with a transformer, for example coupled with a tertiary winding of a three winding transformer.

    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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