GRID TIED INVERTER, SYSTEM AND METHOD
First Claim
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1. A grid tied inverter comprising an unfolding circuit connectable to an electricity grid;
- and a DC to DC current fed converter operable to generate a current waveform from a battery, the current waveform being substantially synchronised to the electricity grid, wherein the unfolding circuit is operable, in a first mode, to convert the current into a sinusoidal waveform have an instantaneous voltage suitable for injection onto the grid.
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Abstract
A grid tied inverter comprising an unfolding circuit connectable to an electricity grid; and a DC to DC current fed converter operable to generate a current waveform from a battery, the current waveform being substantially synchronised to the electricity grid, wherein the unfolding circuit is operable, in a first mode, to convert the current into a sinusoidal waveform have an instantaneous voltage suitable for injection onto the grid.
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Citations
15 Claims
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1. A grid tied inverter comprising an unfolding circuit connectable to an electricity grid;
- and a DC to DC current fed converter operable to generate a current waveform from a battery, the current waveform being substantially synchronised to the electricity grid, wherein the unfolding circuit is operable, in a first mode, to convert the current into a sinusoidal waveform have an instantaneous voltage suitable for injection onto the grid.
- View Dependent Claims (2, 3, 4, 5, 6, 13)
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7. A method of operating a grid tied inverter, the inverter comprising an unfolding circuit connectable to an electricity grid:
- and a DC to DC current fed converter, the method comprising generating a current waveform from a battery, the current waveform being substantially synchronised to the electricity grid, wherein method comprises in the unfolding circuit when operating in a first mode, converting the current into a sinusoidal waveform having an instantaneous voltage suitable for injection onto the grid.
- View Dependent Claims (8, 9, 10, 11, 12, 14, 15)
Specification