POWER CONTROL SYSTEM WITH POWER SETPOINT ADJUSTMENT BASED ON POI POWER LIMITS
First Claim
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1. A power control system comprising:
- a battery configured to store and discharge electric power;
a battery power inverter configured to control an amount of the electric power stored or discharged from the battery;
a photovoltaic power inverter configured to control a power output of a photovoltaic field, wherein the power outputs of the battery power inverter and the photovoltaic power inverter combine at a point of interconnection; and
a controller configured to determine a total power at the point of interconnection and adjust a setpoint for the photovoltaic power inverter in response to a determination that the total power at the point of interconnection exceeds a point of interconnection power limit.
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Abstract
A power control system includes a battery, a battery power inverter configured to control an amount of the electric power stored or discharged from the battery, a photovoltaic power inverter configured to control a power output of a photovoltaic field, and a controller. The power outputs of the battery power inverter and the photovoltaic power inverter combine at a point of interconnection. The controller adjusts a setpoint for the photovoltaic power inverter in response to a determination that the total power at the point of interconnection exceeds a point of interconnection power limit.
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Citations
20 Claims
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1. A power control system comprising:
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a battery configured to store and discharge electric power; a battery power inverter configured to control an amount of the electric power stored or discharged from the battery; a photovoltaic power inverter configured to control a power output of a photovoltaic field, wherein the power outputs of the battery power inverter and the photovoltaic power inverter combine at a point of interconnection; and a controller configured to determine a total power at the point of interconnection and adjust a setpoint for the photovoltaic power inverter in response to a determination that the total power at the point of interconnection exceeds a point of interconnection power limit. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10)
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11. A method for operating a power control system, the method comprising:
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using battery power inverter to control an amount of electric power stored or discharged from a battery; using a photovoltaic power inverter to control a power output of a photovoltaic field; combining power outputs of the battery power inverter and the photovoltaic power inverter at a point of interconnection; determining a total power at the point of interconnection; and adjusting a setpoint for the photovoltaic power inverter in response to a determination that the total power at the point of interconnection exceeds a point of interconnection power limit. - View Dependent Claims (12, 13, 14, 15, 16, 17, 18, 19, 20)
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Specification