Pipe-to-soil testing apparatus and methods
First Claim
Patent Images
1. A test point monitor configured to monitor operation of corrosion mitigation devices, said monitor comprising:
- a processor;
a cellular modem interfaced to said processor; and
at least one analog sensor interfaced to said processor, said monitor configured with a wake-up cycle, said monitor configured to periodically measure a voltage utilizing said sensor during the wake up cycle, said monitor further configured to transmit the measured voltage over a cellular control channel utilizing said modem.
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Abstract
A test point monitor is disclosed which includes, a processor, a cellular modem interfaced to the processor, and at least one analog sensor interfaced to the processor. The monitor is configured with a wake-up cycle, and further configured to periodically measure a voltage during the wake-up cycle utilizing the sensor, and further configured to transmit the measured voltage over a cellular control channel utilizing the modem.
33 Citations
35 Claims
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1. A test point monitor configured to monitor operation of corrosion mitigation devices, said monitor comprising:
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a processor;
a cellular modem interfaced to said processor; and
at least one analog sensor interfaced to said processor, said monitor configured with a wake-up cycle, said monitor configured to periodically measure a voltage utilizing said sensor during the wake up cycle, said monitor further configured to transmit the measured voltage over a cellular control channel utilizing said modem. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29)
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17. A method for measuring voltage potential at underground pipeline test points using a test point monitor, the monitor including at least one analog sensor electrically connected across a pipeline test point and a reference point, said method comprising:
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instructing the monitor to measure at least one voltage potential;
measuring the voltage potentials; and
providing the voltage potential measurements to an external system.
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30. A test point monitor configured for the measurement of voltages present at a test point of an underground pipeline, said monitor comprising:
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a processor;
a real-time clock interfaced to said processor;
a cellular modem interfaced to said processor; and
at least one analog sensor interfaced to said processor, said sensor electrically connected across the test point and a reference point, said processor configured to initiate the voltage measurements upon receipt of a command. - View Dependent Claims (31, 32, 33, 34, 35)
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Specification