Control apparatus of hybrid vehicle
AssigneeToyota Jidosha Kabushiki Kaisha
InventorsYumi Iraha, Tomoyuki Maruyama
Life of this patent
Estimating the term…
Abstract
A hybrid vehicle 1 includes as drive sources an internal combustion engine 20, to which fuel stored in a fuel tank 21 is supplied, and a second M/G 32, to which electricity stored in a battery 40 is supplied. The vehicle 1 also includes a battery charger 70 for charging the battery 40 from the outside of the vehicle 1. For each of a plurality of refuelings to the fuel tank 21, the history of the time of refueling and the amount of refueling are stored. Based on the history, the degree of deterioration of fuel in the fuel tank 21 is calculated.
Claims6
A control apparatus of a hybrid vehicle that has as drive sources an internal combustion engine, to which fuel stored in a fuel tank is supplied, and an electric motor, to which electricity stored in an electric storage device is supplied, the apparatus comprising:
- an electronic control unit including a degradation degree calculation section that calculates a degree of degradation of each of a plurality of refuelings, each degree of degradation being increased relative to an elapsed time since the respective refueling, the degradation degree calculation section also calculates a total degree of degradation of the fuel in the fuel tank based on the degree of degradation of each of the plurality of refueling and on a ratio of a remaining amount of each refueling to an amount of total fuel in the fuel tank.
Dependencies are inferred from the claim text.