| abstract |
The invention discloses the transition methods between shift plan.Hybrid vehicle with discrete gear ratio speed changer is shifted gears under various operation modes according to different shift plans.For example, operating and regenerative braking when the operating, engine when different shift plans can be used for tail-off are run.When vehicle is from a mode transition to another mode, new shift plan can dispatch driver it is not expected that shift.In order to avoid bothering driver, control strategy is forbidden shifting gears, until also by scheduling shift or customer incident occurs for old strategy. |