Patent ID: 9200811
Filing Date: 2015-12-01
Classification: F24D,F24F,F25B,G05D,Y02B

Abstract:
1. A method for control of a heating system having a heat pump and supplemental heating, via a computer system, comprising: at least periodically receiving data relating to current prices of at least one of electricity prices and prices of a source of said supplemental heating, the source of said supplemental heating being oil or gas; and automatically changing a switching set point in response to price changes in at least one of said electricity prices and prices of said source of said supplemental heating, wherein said switching set point is a temperature at which said heating system switches between operation of said heat pump and operation of said supplemental heating; wherein said switching set point temperature is increased as said electricity prices increase relative to said prices of said source of said supplemental heating, and wherein said switching set point temperature is decreased as said electricity prices decrease relative to said prices of said source of said supplemental heating; and switching between operation of said heat pump and operation of said supplemental heating based on said switching set point.