Patent ID: 9257840
Filing Date: 2016-02-09
CPC Classification: G05B,H02J,Y02B,Y04S

Claim Text:
1. A method of controlling a power consuming device, said method comprising: receiving a control signal from a power supplying utility, the control signal signaling a beginning of a control period, the control period is generated using synchronized Pulse Width Modulation randomization; determining a length of time to operate the power consuming device during the control period; identifying an offset time; calculating a forthcoming start time for operation of the power consuming device as a function of the beginning of the control period and the offset time; calculating a forthcoming stop time for operation of the power consuming device as a function of the start time and the determined length of time to operate the power consuming device; and controlling a duty cycle of the power consuming device based on at least the calculated offset time, start time and stop time.