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Determination of a state of operation of a domestic appliance

  • US 10,218,532 B2
  • Filed: 03/11/2015
  • Issued: 02/26/2019
  • Est. Priority Date: 03/11/2014
  • Status: Active Grant
First Claim
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1. A method for determining a state of operation of a domestic fluid heating system in a plurality of domestic fluid heating systems, comprising:

  • receiving, at a device from a controller of the domestic fluid heating system, a time series of data relating to the operation of the domestic fluid heating system over a cycle of operation, whereinthe domestic fluid heating system comprises one or more sensors,the one or more sensors are selected from the group consisting of control state sensor, temperature sensor and power sensor, andthe device is configured to receive data from at least one of the one or more sensors of the domestic fluid heating system; and

    determining, at the device, the state of operation of the domestic fluid heating system based on comparing the received time series with a model of time series of data corresponding to the operation of the plurality of domestic fluid heating systems over a cycle of operation, whereinthe data comprising a plurality of parameters,for each parameter of the data, the determining of the state of operation is not performed instantaneously but performed after at least one or more cycles of operation of the domestic fluid heating system, andthe cycle of operation comprises at least one of a period of transient mode of operation and a period of steady mode of operation.

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