Noise diagnosis of operating conditions for an electromagnetic flowmeter
US7688057B2 · kind B2 · utility
25Cited by
16References
25Claims
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Key dates
| Filing date | Jul 10, 2007 |
| Grant date | Mar 30, 2010 |
| Priority date | — |
| Expiry date | Jun 22, 2028 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01F25/10
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
An analysis circuit in an electromagnetic flowmeter provides diagnostic operating conditions and identifies one or more of the diagnostic operating conditions for which the coil current is stable during a sample interval. A diagnostic operating condition is selected as a measurement operating condition as a function of a noise floor measurements of the electrode voltage.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.