Hitachi America, Ltd.

Akao Sasayama

Teruo Yamauchi

In controlling fuel injection and ignition timing in an internal combustion engine operating on a fuel mixture, such as gasoline and methanol, consideration must be given to the mixture ratio of the fuel mixture in determining air/fuel ratio and ignition timing, as well as in controlling the atomizing of the injected fuel. Fuel injection time is determined in accordance with air/fuel ratio, which is calculated in accordance with the expression

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Bronxville, NY, United States of America

Akao Sasayama