Can software-defined vehicles never roll over: A perspective of active structural transformation

Area of Science:

• Automotive Engineering
• Robotics
• Control Systems

Background:

• Future vehicles, particularly software defined vehicles (SDV), require advancements in physical structure.
• Active structural transformation offers enhanced dynamic performance, improving safety and ride comfort.
• This technology can enable features like rollover avoidance in critical situations.

Purpose of the Study:

• To propose a novel approach for improving vehicle dynamic performance using active structural transformation.
• To establish the first analytical motion model for a vehicle with active structural transformation capability.
• To develop and apply an innovative, scenario-specific optimization method for adjustable parameters.

Main Methods:

• Established an analytical motion model for a vehicle with active structural transformation.
• Formulated a multi-objective optimization problem with adjustable parameters as design variables.
• Solved the optimization problem using an innovative scenario-specific optimization method.

Main Results:

• Simulation results demonstrate significant improvements in handling stability for the active transformable vehicle.
• The proposed method enhances dynamic performance without sacrificing ride comfort compared to conventional vehicles.
• The active transformable vehicle showed improved performance across various driving scenarios.

Conclusions:

• The proposed method, integrated into software and hardware, embodies SDV characteristics.
• Active structural transformation revolutionizes vehicle physical structure for enhanced performance.
• This approach inspires improvements in multiple vehicle performance aspects through software-defined principles.