SYSTEM AND METHOD FOR EVALUATING CHANGES IN THE EFFICIENCY OF AN HVAC SYSTEM
First Claim
1. A system for evaluating changes in the operational efficiency of an HVAC system over time comprising:
- at least one HVAC control system that receives temperature measurements from at least a first location conditioned by at least one HVAC system, and receives status of said HVAC system;
one or more processors that receive measurements of outside temperatures from at least one source other than said HVAC system and compare said temperature measurements from said first location with expected temperature measurements wherein the expected temperature measurements are based at least in part upon past temperature measurements and said outside temperature measurements; and
one or more databases that store at least said temperature measurements obtained from said first location over time.
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Accused Products
Abstract
The invention comprises systems and methods for evaluating changes in the operational efficiency of an HVAC system over time. The climate control system obtains temperature measurements from at least a first location conditioned by the climate system, and status of said HVAC system. One or more processors receives measurements of outside temperatures from at least one source other than said HVAC system and compares said temperature measurements from said first location with expected temperature measurements. The expected temperature measurements are based at least in part upon past temperature measurements.
311 Citations
20 Claims
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1. A system for evaluating changes in the operational efficiency of an HVAC system over time comprising:
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at least one HVAC control system that receives temperature measurements from at least a first location conditioned by at least one HVAC system, and receives status of said HVAC system; one or more processors that receive measurements of outside temperatures from at least one source other than said HVAC system and compare said temperature measurements from said first location with expected temperature measurements wherein the expected temperature measurements are based at least in part upon past temperature measurements and said outside temperature measurements; and one or more databases that store at least said temperature measurements obtained from said first location over time. - View Dependent Claims (2, 3, 4, 5, 6, 7)
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8. A system for detecting and correcting for anomalous behavior in HVAC control systems comprising:
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a first HVAC control system that receives temperature measurements from at least a first location conditioned by at least one HVAC system, and receives status of said HVAC system; at least a second HVAC control system that obtains temperature measurements from at least a second location conditioned by a second HVAC system, and status of said second HVAC system; one or more processors that receive measurements of outside temperatures from at least one source other than said first and second HVAC systems and compare said temperature measurements from said first HVAC system and said second HVAC system and said outside temperature measurements; and one or more databases that store said temperatures measurements. - View Dependent Claims (9, 10, 11, 12, 13, 14)
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15. A method for evaluating changes in the operational efficiency of an HVAC system over time comprising:
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storing temperature measurements from at least a first location conditioned by an HVAC system; and comparing said temperature measurements from said first location with expected temperature measurements wherein the expected temperature measurements are based at least in part upon past temperature measurements and based at least in part on outside temperature measurements from a second location. - View Dependent Claims (16, 17, 18, 19, 20)
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Specification