Methods and systems for catalyst heating
US10738672B2 · kind B2 · utility
5Cited by
8References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 23, 2019 |
| Grant date | Aug 11, 2020 |
| Priority date | — |
| Expiry date | Feb 2, 2039 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02T10/40
- WIPO fieldEnvironmental technology
- WIPO sectorChemistry
Abstract
Methods and systems are provided for a motor vehicle engine, a supply air system including an electrically heated exhaust gas aftertreatment device arranged in the exhaust system, an electric turbocharger including an exhaust turbine and an intake compressor. In one example, the exhaust gas aftertreatment device may be heated and the electric turbocharger may be simultaneously operated to expedite attainment of aftertreatment device light-off while maintaining emissions quality.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.