Biological nutrient removal process control system
US10407330B2 · kind B2 · utility
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11References
25Claims
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Key dates
| Filing date | Oct 11, 2017 |
| Grant date | Sep 10, 2019 |
| Priority date | — |
| Expiry date | Oct 26, 2037 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02W10/10
- WIPO fieldEnvironmental technology
- WIPO sectorChemistry
Abstract
A process for biological nutrient removal including: receiving fluid having sludge in a basin through a sludge inlet; activating an aeration system based at least partially on a time of day; periodically measuring a potassium level of the fluid; determining a potassium rate of change based on the periodic measurements of potassium level; and deactivating the aeration system based at least partially on the determined potassium rate of change. A system for biological nutrient removal is also disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.