GB/T 40521.1-2021
ActivePassenger cars test track for a severe lane-change manoeuvre—Part 1: Double lane-change
乘用车紧急变线试验车道 第1部分：双移线
Application Summary AI generated
This standard specifies the geometry, dimensions, and surface requirements for a test track used to conduct a severe double lane-change manoeuvre on passenger cars. It is applied in vehicle dynamics testing to evaluate a car's handling stability, rollover propensity, and electronic stability control system performance during emergency obstacle avoidance. The standard is primarily used by automotive manufacturers, testing agencies, and regulatory bodies for vehicle type approval and safety performance assessments.
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Transparency note: The application summary and key sentences on this page were automatically generated by AI from the standard's original text. This content has not been human-verified and should not be used for compliance or regulatory purposes. Always refer to the official standard document from the issuing authority.