Adjusting control gain based on error sampling in automated cement mixing
US11806897B2 · kind B2 · utility
0Cited by
8References
20Claims
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Key dates
| Filing date | Dec 12, 2017 |
| Grant date | Nov 7, 2023 |
| Priority date | — |
| Expiry date | Feb 7, 2040 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG05B11/36
- WIPO fieldControl
- WIPO sectorInstruments
Abstract
Methods and apparatus for controlling a characteristic of a cement slurry at a cementing unit, including regulating a characteristic of the cement slurry employing a closed loop feedback arrangement in the cementing unit, and adjusting a gain of the closed loop feedback arrangement in response to sampling an error of the characteristic.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.