Particulate filter device monitoring system for an engine
US10132256B2 · kind B2 · utility
1Cited by
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10Claims
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Key dates
| Filing date | May 10, 2013 |
| Grant date | Nov 20, 2018 |
| Priority date | — |
| Expiry date | Sep 22, 2035 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02T10/40
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A particulate filter device monitoring system for an engine includes a regeneration mode trigger module configured to set a regeneration request based on soot accumulation in the particulate filter device, a regeneration control module configured to control regeneration of the particulate filter device, and a soot out model module including a soot out model configured to calculate changes in soot out rate during prolonged engine idling periods.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.