Title:
CONTROLLER OF INTERNAL COMBUSTION ENGINE
Document Type and Number:
Japanese Patent JP2018178920
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a controller of an internal combustion engine capable of suppressing occurrence of knocking and further improving fuel economy.SOLUTION: According to one embodiment of this invention, an engine system 1 has a hot response delay calculation unit 42 configured to calculate a hot air response delay time DH, and a switching determination unit 43 configured to, after warming-up, determine whether air to be introduced into a suction passage 12 is switched from cold air to hot air on the basis of the hot air response delay time DH. The suction selector valve 21 is configured to switch air to be introduced into the suction passage 12 from cold air to hot air, or keep cold air, based on the determination result of the switching determination unit 43.SELECTED DRAWING: Figure 1
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Inventors:
NAKATANI FUMITO
Application Number:
JP2017082278A
Publication Date:
November 15, 2018
Filing Date:
April 18, 2017
Export Citation:
Assignee:
AISAN IND
International Classes:
F02M31/06; F02D21/08; F02D41/12; F02D45/00; F02M35/10
Attorney, Agent or Firm:
Patent Business Corporation Cosmos Patent Office