LOAD DRIVING APPARATUS
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Accused Products
Abstract
Semiconductor relays switch power supplied from a power source to drive loads, and further detect current values of electric currents flowing through the loads. A control section intermittently turns ON the semiconductor relays via driving circuits, thereby limiting electric power consumption of the loads. Further, the control section calculates, based on the current values detected by the semiconductor relays, load electric power consumption of the loads, and estimated electric power consumption of the loads when the semiconductor relays are continuously ON, and allows a display section to display, as a value indicative of an energy-saving effect, an electric power amount difference i.e. a saved electric energy that is based on an electric power difference obtained by subtracting the load electric power consumption from the estimated electric power consumption.
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Citations
14 Claims
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1-5. -5. (canceled)
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6. A load driving apparatus for driving a load, comprising:
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a switching section for switching electric power supplied to the load; an intermittent control section for controlling and intermittently turning ON the switching section, associated with the load, so as to limit the electric power supplied to the load; a calculation section for calculating a value concerning a difference between a load electric power consumption of the load associated with the switching section when the switching section is controlled by the intermittent control section, and an estimated electric power consumption of the load when the switching section is continuously ON; and a notification section for providing notification of the value calculated by the calculation section. - View Dependent Claims (7, 8, 9, 10, 11, 12, 13, 14)
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Specification