The invention provides a range
extender control method and device, and the method comprises the steps: obtaining a target user intention and vehicle state data, verifying the feasibility of the target user intention based on the vehicle state data, determining a range
extender control strategy according to the vehicle state data and the target user intention if the target user intention is feasible, and carrying out the control of a range
extender. In this way, a user can be supported to actively participate in control of the range extender, endurance
anxiety caused by passive waiting for regulation and control due to the fact that the
control logic of the range extender is not clear is avoided, due to the tendency description that the user actively carries out control of the range extender, a certain expectation can be achieved for a possible control strategy, and the user experience is improved. And the discomfort of a user caused by sudden starting or power attenuation of the range extender is reduced.