Methods and system for estimating a temperature of an after treatment device
US11274615B2 · kind B2 · utility
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5References
14Claims
0Family size
Assignee
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Key dates
| Filing date | Jun 16, 2020 |
| Grant date | Mar 15, 2022 |
| Priority date | — |
| Expiry date | Jun 16, 2040 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02T10/40
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
Systems and methods for estimating a temperature of an after treatment device in an exhaust system of an engine are described. In one example, the temperature is estimated during condition when an engine is in a fuel cut-out mode and fuel vapors are being released to the engine via a fuel vapor storage canister.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.