REGENERATION CONTROL DEVICE, HYBRID AUTOMOBILE, REGENERATION CONTROL METHOD, AND PROGRAM

The present invention improves fuel efficiency of an engine that is the power source of an auxiliary machine. Configured is a regeneration control device that has a control means that, when a hybrid automobile is stopped, the accelerator is in a closed state, and the auxiliary machine is in an operating state, and when the indicated value for the amount of fuel injection of the engine is at least or exceeding a predetermined threshold, causes a driving mode wherein the engine and an electric motor cooperate during deceleration after the hybrid automobile has started moving.