Methods and system for controlling surge in a two-stage turbocharger
US9822694B2 · kind B2 · utility
6Cited by
4References
23Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 9, 2012 |
| Grant date | Nov 21, 2017 |
| Priority date | — |
| Expiry date | Dec 13, 2034 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02T10/40
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
Various methods and systems are provided for controlling air flow in a two-stage turbocharger. In one example, an engine method comprises adjusting one or more exhaust gas recirculation valves to maintain a first turbocharger within a first air flow range, and adjusting a turbocharger bypass valve to maintain a second turbocharger within a second air flow range.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.