Engine control device
Number of patents in Portfolio can not be more than 2000
United States of America
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Mar 18, 2025
Grant Date -
Jun 27, 2024
app pub date -
Dec 18, 2023
filing date -
Dec 18, 2023
priority date (Note) -
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Abstract
An engine control device includes: a compression release cylinder selecting part that selects, from a plurality of cylinders, one or more compression release cylinders to which fuel is not to be injected, depending on the magnitude of a required torque of an engine having the plurality of cylinders connected to an exhaust pipe provided with a catalyst for purifying exhaust gas; an exhaust valve control part that opens the exhaust valve of the compression release cylinder; a fuel injection amount determining part that determines the amount of fuel to be injected into an operating cylinder that differs from the compression release cylinder among the plurality of cylinders, according to a load torque generated by opening the exhaust valve and the required torque; and an injection control part that causes fuel, according to the determined amount of fuel injection, to be injected into the operating cylinder.
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