Grid responsive control device
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Accused Products
Abstract
A load control device which is responsive to a physical variable representing the balance between load and generation on an electricity grid. The control device varies the energy consumption of the load based on the current value of the physical variable of the grid relative to a central value of that physical variable, which is derived from past readings of the physical variable of the grid. The grid responsive control device also takes into account the time since the load last varied its energy consumption in determining whether or not the grid variable load control should be provided.
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Citations
67 Claims
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1-51. -51. (canceled)
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52. A control device for controlling an energy consumption of a load operably connected to an electricity grid, characterized in that said control device comprises:
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means for sensing a value of a physical variable of the grid, said physical variable varying depending upon a relationship between electricity generation and a loading on the grid; means for sensing a value of a physical variable of the load, said physical variable of the load being representative of energy stored by the load; means for varying an energy consumption of said load when a value of said physical variable of the grid reaches a trigger value; and means for determining the trigger value, said determining of the trigger value being dependent upon said sensed physical variable of the load. - View Dependent Claims (53, 54, 55, 56, 57, 58, 59, 60, 61)
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62. A method of controlling an energy consumption of a load operably connected to an electricity grid, characterized in that said method comprises:
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sensing a value of a physical variable of the grid, wherein said physical variable of the grid depends on a relationship between electricity generation and loading on the grid; sensing a value of a physical variable of the load, wherein said physical variable of the load is representative of the energy stored in the load; varying the energy consumption of the said load when a value of said physical variable of the grid reaches a trigger value; and determining the trigger value, wherein said trigger value depends upon said sensed physical variable of the load. - View Dependent Claims (63, 64, 65, 66, 67)
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Specification