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AssigneesToyota Jidosha Kabushiki Kaisha, Aisan Kogyo Kabushiki Kaisha
InventorsKouseki Sugiyama, Satoshi Taniguchi, Masahiko Masubuchi, Hiroshi Eto
Estimating the term…
In a control system that includes a pressure accumulating portion that supplies CNG to a fuel injection valve and a regulator that adjusts a pressure in the pressure accumulating portion to a set pressure and of which a valve element opens when CNG is supplied to the pressure accumulating portion and closes when supply of CNG to the pressure accumulating portion is shut off, a control parameter relating to a combustion state in an internal combustion engine is controlled on the basis of a length of a period during which an opening degree of the valve element reduces from a first predetermined opening degree to a second predetermined opening degree when the pressure in the pressure accumulating portion is adjusted to the set pressure by the regulator.
A control system for an internal combustion engine that uses compressed natural gas as fuel, comprising:
An inert gas concentration detecting device that detects a concentration of an inert gas contained in compressed natural gas in an internal combustion engine that uses compressed natural gas as fuel, comprising:
Dependencies are inferred from the claim text.