Patent · US Active

Method for operating a turbocharger arrangement and control unit for a turbocharger arrangement

US9181857B2 · kind B2 · utility

4Cited by

3References

15Claims

0Family size

Assignee

Ford Global Technologies, LLC · US

Inventors

Simon Petrovic · Aachen, DE
Alain Marie Roger Chevalier · Henri-Chapelle, BE
Arno Bartsch · Clausthal-Zellerfeld, DE

Key dates

Filing date	Feb 17, 2012
Grant date	Nov 10, 2015
Priority date	—
Expiry date	Feb 24, 2033

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY02T10/40
WIPO fieldEngines, pumps, turbines
WIPO sectorMechanical engineering

Abstract

A method for operating a turbocharger arrangement of an internal combustion engine, the turbocharger arrangement comprising a low-pressure and a high-pressure turbocharging stage arranged sequentially, the high-pressure turbocharging stage comprising a high-pressure compressor with a sensorless compressor bypass valve, comprises evaluating at least one sensor signal of the turbocharger arrangement for detecting a failure mode of the compressor bypass valve.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.