Gas Sensor Age Compensation and Failure Detection
First Claim
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1. A method for age compensation for a gas sensor (101), the method comprising:
- determining an impedance spectrum for the gas sensor (101) by an impedance analyzer (103);
determining a set of principle parameters based on the impedance spectrum by a principle parameter identifier (104);
constructing an age compensation model for the gas sensor (101) using the set of principle parameters by an age compensation modeler (105); and
applying the age compensation model to an output of the gas sensor (101).
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Abstract
A method, system (100), and computer program product for age compensation for a gas sensor (101) are provided. The method includes determining an impedance spectrum for the gas sensor (101) by an impedance analyzer (103); determining a set of principle parameters based on the impedance spectrum by a principle parameter identifier (104); constructing an age compensation model for the gas sensor (101) using the set of principle parameters by an age compensation modeler (105); and applying the age compensation model to an output of the gas sensor (101). Gas sensor (101) failure detection is also provided.
66 Citations
20 Claims
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1. A method for age compensation for a gas sensor (101), the method comprising:
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determining an impedance spectrum for the gas sensor (101) by an impedance analyzer (103); determining a set of principle parameters based on the impedance spectrum by a principle parameter identifier (104); constructing an age compensation model for the gas sensor (101) using the set of principle parameters by an age compensation modeler (105); and applying the age compensation model to an output of the gas sensor (101). - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11)
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12. A system (100) for age compensation for a gas sensor (101), comprising:
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an impedance analyzer (103) configured to determine an impedance spectrum for the gas sensor (101); a principle parameter identifier (104) configured to determine a set of principle parameters based on the impedance spectrum; and an age compensation modeler (105) configured to construct an age compensation model for the gas sensor (101) using the set of principle parameters, and to apply the age compensation model to an output of the gas sensor (101). - View Dependent Claims (13, 14, 15, 16, 17)
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18. A computer program product comprising a computer readable storage medium containing computer code that, when executed by a computer, implements a method for age compensation and failure detection for a gas sensor (101), wherein the method comprises:
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determining an impedance spectrum for the gas sensor (101); determining a set of principle parameters based on the impedance spectrum; constructing an age compensation model for the gas sensor (101) using the set of principle parameters; and applying the age compensation model to an output of the gas sensor (101). - View Dependent Claims (19, 20)
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Specification