Electro-chemical deterioration test method and apparatus
First Claim
1. A method of deriving data concerning the electro-chemical characteristics of an object under test, comprising the steps of providing a portable instrument capable of temporarily applying across the object a controlled multi-frequency electrical signal derived from an internal battery of the instrument, detecting returned data resultant from said application and utilising the returned data and an original tailored mathematical algorithm in dedicated computer software to derive the individual electro-chemical elements of the object.
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Accused Products
Abstract
An apparatus for deriving data concerning the electro-chemical characteristics of a plurality of individual electro-chemical cells or corrosion processes is disclosed. In one aspect, the apparatus includes means for temporarily applying across a cell or a process a controlled multi-frequency electrical signal; means for detecting returned data resultant from said application, and means for utilizing the returned data with to resolve the data into at least three of its electro-chemical constituents, including a series metallic resistance, an electro-chemical resistance, and a double-layer capacitance.
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Citations
31 Claims
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1. A method of deriving data concerning the electro-chemical characteristics of an object under test, comprising the steps of providing a portable instrument capable of temporarily applying across the object a controlled multi-frequency electrical signal derived from an internal battery of the instrument, detecting returned data resultant from said application and utilising the returned data and an original tailored mathematical algorithm in dedicated computer software to derive the individual electro-chemical elements of the object.
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2. (Canceled)
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16. An instrument for deriving data concerning the electrochemical characteristics of an electro-chemical cell in circuit or corrosion process in situ, comprising:
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a multi-frequency electrical signal generator capable of temporarily applying across the cell or process a controlled multi-frequency electrical signal;
data acquisition means for detecting returned data resultant from said application, and a dedicated computer with computer software algorithms capable of resolving the data into at least three of its electro-chemical constituents, including a metallic resistance, an electro-chemical resistance, and a parallel capacitance. - View Dependent Claims (17, 18, 19, 20)
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21. An instrument, comprising:
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means for temporarily applying across a cell or a process a controlled multi-frequency electrical signal;
means for detecting returned data resultant from said application, and means for utilizing the returned data with to resolve the data into at least three of its electrochemical constituents, including a series metallic resistance, an electro-chemical resistance, and a double-layer capacitance. - View Dependent Claims (10, 11, 12, 13, 14, 15, 22, 23, 24, 25, 26, 27)
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28. An apparatus for deriving data concerning the electro-chemical characteristics of a plurality of individual electro-chemical cells or corrosion processes, comprising:
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a plurality of sealed, valve regulated open lead-acid cells;
an instrument, capable of;
temporarily applying across at least one of the cells a controlled frequency electrical signal to measure the service capacity of individual cells while in service under float charge conditions, detecting returned voltage and current data resultant from said application;
utilizing the returned data and a tailored mathematical algorithm in dedicated computer software to resolve the data, with complex impedance, into at least three of its electro-chemical constituents, including a series metallic resistance, an electro-chemical resistance, and a double-layer capacitance; and
storing the data resulting from the application for subsequent analysis. - View Dependent Claims (29, 30, 31)
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Specification