Systems and methods for distributed power factor correction and phase balancing
First Claim
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1. A power management system, comprising:
- a plurality of monitors, each respective monitor of the plurality of monitors configured to capture power factor (PF) data at a corresponding distribution segment, wherein transformers separate distribution segments of a power distribution system;
at least one solar system coupled to the distribution segment, whereinthe distribution segment is connected to a plurality of loads that draw electric power from the distribution segment, including electric power generated by the solar system,the solar system includesa solar panel array,an inverter couples the solar panel array to the distribution segment, anda solar system controller configured to control the inverter to provide the electric power generated by the solar panel array in a form correcting a power factor on the distribution segment based on an additive result of the electric power provided by the inverter with respect to power consumed on the distribution segment by the plurality of loads; and
a master grid controller communicatively coupled to the plurality of monitors andthe solar system controller, wherein the master controllerreceives the power factor (PF) data input from captured by the plurality of monitors,analyzes the power factor (PF) data to determine desired power factor corrections, andsends the desired power factor corrections to the solar system controller in the solar system.
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Abstract
A power management system includes a plurality of monitors, communicatively coupled together over a communications medium. Each respective monitor of the plurality of monitors is configured to capture power factor (PF) data at a corresponding distribution segment for calculation of a PF correction.
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Citations
10 Claims
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1. A power management system, comprising:
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a plurality of monitors, each respective monitor of the plurality of monitors configured to capture power factor (PF) data at a corresponding distribution segment, wherein transformers separate distribution segments of a power distribution system; at least one solar system coupled to the distribution segment, wherein the distribution segment is connected to a plurality of loads that draw electric power from the distribution segment, including electric power generated by the solar system, the solar system includes a solar panel array, an inverter couples the solar panel array to the distribution segment, and a solar system controller configured to control the inverter to provide the electric power generated by the solar panel array in a form correcting a power factor on the distribution segment based on an additive result of the electric power provided by the inverter with respect to power consumed on the distribution segment by the plurality of loads; and a master grid controller communicatively coupled to the plurality of monitors and the solar system controller, wherein the master controller receives the power factor (PF) data input from captured by the plurality of monitors, analyzes the power factor (PF) data to determine desired power factor corrections, and sends the desired power factor corrections to the solar system controller in the solar system. - View Dependent Claims (2, 3, 4)
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5. A power management system, comprising:
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a plurality of monitors, each respective monitor of the plurality of monitors configured to capture real time power factor (PF) data at a corresponding distribution segment wherein transformers separate distribution segments of a power distribution system; and a master grid controller communicatively coupled to the plurality of monitors and configured to receive power factor data of a distribution grid coupled with the power distribution system via a transformer, wherein the distribution segment includes at least one power generator and a plurality of loads consuming electricity drawn from the distribution grid and electricity generated by the power generator;
eachthe respective monitor is configured to provide communicate the real time power factor (PF) data to the master grid controller; the master grid controller is configured to receive the real time power factor (PF) data for calculation of desired power factor corrections and transmit the desired power factor corrections to a controller of the power generator, wherein the controller of the power generator is configured to control power output from the power generator to the distribution segment according to the desired power factor corrections to correct a power factor on the distribution segment based on an additive result of the power output from the power generator with respect to power consumed by the plurality of loads. - View Dependent Claims (6, 7, 8)
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9. A method of power management, the method comprising:
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analyzing power factor (PF) data of a plurality of distribution segments connected to an electric power grid, wherein transformers separate the distribution segments, wherein a first distribution segment of the plurality of distribution segments includes a set of transmission lines, a plurality of loads drawing power from the set of transmission lines, and at least one power generating system providing power to the set of transmission lines; calculating a desired power factor (PF) correction for the first distribution segment of the plurality of distribution segments to optimize a power factor in the set of transmission lines of the first distribution segment; and transmitting the desired power factor (PF) correction to a controller of the power generating system to control output of power from the power generating system to the set of transmission lines to optimize the power factor in the set of transmission lines of the first distribution segment based on an additive result of the output of power with respect to power consumed by the plurality of loads. - View Dependent Claims (10)
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Specification