Engine system
AssigneeToyota Jidosha Kabushiki Kaisha
InventorSusumu ARAKI
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Abstract
An engine system includes an engine including first and second cylinders, and a control device configured to execute automatic stop of the engine and restart of the engine. The control device includes an acquisition unit configured to acquire a temperature of the engine and a time during the automatic stop of the engine, a fuel cut control unit configured to execute a specific cylinder fuel cut process for stopping supply of fuel to the first cylinder and for supplying fuel to the second cylinder when there is a request to restart the engine, and an injection amount control unit configured to increase a fuel injection amount in the second cylinder as the time during the automatic stop of the engine is longer and as the temperature of the engine is lower, during execution of the specific cylinder fuel cut process.
Claims5
An engine system comprising:
- an engine including first and second cylinders;
- and
- a control device configured to execute automatic stop of the engine and restart of the engine,
- wherein
- the control device includes:
- an acquisition unit configured to acquire a temperature of the engine and a time during the automatic stop of the engine;
- a fuel cut control unit configured to execute a specific cylinder fuel cut process for stopping supply of fuel to the first cylinder and for supplying fuel to the second cylinder when there is a request to restart the engine;
- and
- an injection amount control unit configured to increase a fuel injection amount in the second cylinder as the time during the automatic stop of the engine is longer and as the temperature of the engine is lower, during execution of the specific cylinder fuel cut process.
Dependencies are inferred from the claim text.