Title:
INTERNAL COMBUSTION ENGINE CONTROL SYSTEM
Document Type and Number:
WIPO Patent Application WO/2020/250661
Kind Code:
A1
Abstract:
An internal combustion engine control system (1) is provided with: a supercharging pressure acquiring device (80) for acquiring a supercharging pressure (P5) of an intake manifold (34); a main compressor outlet pressure acquiring device (80) for acquiring an outlet pressure (P3) of a main compressor (21B); an auxiliary compressor outlet pressure acquiring device (80) for acquiring an outlet pressure (P2) of an auxiliary compressor (22B); and a failure diagnosing device (80) for performing a failure diagnosis of at least one of an exhaust switching valve (53), an intake switching valve (51), and an intake bypass valve (52) in accordance with a single turbo mode, a twin turbo mode, a twin switching mode, or a single switching mode, set by means of a valve switching control device (80), on the basis of one of the supercharging pressure (P5) of the intake manifold (34), the outlet pressure (P3) of the main compressor (21B), and the outlet pressure (P2) of the auxiliary compressor (22B).
Inventors:
OZEKI TOMOHITO (JP)
Application Number:
PCT/JP2020/020641
Publication Date:
December 17, 2020
Filing Date:
May 26, 2020
Export Citation:
Assignee:
TOYOTA JIDOSHOKKI KK (JP)
International Classes:
F02B39/16; F02B37/00; F02B37/007; F02B37/02; F02B37/16; F02D23/00
Foreign References:
| JPH04164129A | 1992-06-09 | |||
| JP2010169008A | 2010-08-05 | |||
| JP2008223568A | 2008-09-25 | |||
| JP2009185684A | 2009-08-20 |
Attorney, Agent or Firm:
SATO Tsutomu et al. (JP)
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