Title:
FUEL COMPOSITION RECOGNITION AND ADAPTATION SYSTEM
Document Type and Number:
WIPO Patent Application WO/2010/036417
Kind Code:
A3
Abstract:
A method of operating an internal combustion engine. The method including monitoring a pressure in a combustion chamber of the engine during a compression stroke, determining whether a fuel composition has changed from a first composition to a second composition based at least in part on the monitored pressure, and triggering a fuel composition adaptation in response to a determination that the fuel composition has changed.
Inventors:
JIANG LI (US)
OLIVERIO NESTOR H (US)
STEFANOPOULOU ANNA G (US)
YILMAZ HAKAN (US)
OLIVERIO NESTOR H (US)
STEFANOPOULOU ANNA G (US)
YILMAZ HAKAN (US)
Application Number:
PCT/US2009/046222
Publication Date:
May 20, 2010
Filing Date:
June 04, 2009
Export Citation:
Assignee:
ROBERT BOSCH LLC (US)
JIANG LI (US)
OLIVERIO NESTOR H (US)
STEFANOPOULOU ANNA G (US)
YILMAZ HAKAN (US)
JIANG LI (US)
OLIVERIO NESTOR H (US)
STEFANOPOULOU ANNA G (US)
YILMAZ HAKAN (US)
International Classes:
F02D35/02; F02D19/00; F02D41/00; F02D41/24
Foreign References:
| US4920494A | 1990-04-24 | |||
| US4905648A | 1990-03-06 | |||
| US20080289405A1 | 2008-11-27 |
Other References:
NESTOR OLIVERIO, ANNA STEFANOPOULOU (UNIVERSITY OF MICHIGAN) - LI JIANG, HAKAN YILMAZ (ROBERT BOSCH LLC): "Ethanol Detection in Flex-Fuel Direct Injection Engines Using In-Cylinder Pressure Measurements", SAE TECHNICAL PAPERS, no. 2009-01-0657, April 2009 (2009-04-01), pages 159 - 171, XP008120601
Attorney, Agent or Firm:
KAISER, Richard, L. et al. (100 East Wisconsin AvenueSuite 330, Milwaukee WI, US)
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