Measurement kinds of hybrid vehicle load

2016 
The present invention relates to the field of automotive technology, a kind of measuring method of a hybrid vehicle load. The method comprises: S1, measuring automobile vehicle mass m and car inertia coefficient σ; S2, according to the vehicle mass m and car inertia coefficient [sigma] is calculated rolling resistance F, the air resistance F, the acceleration resistance F; S3, measurement the motor vehicle is in motion output drive force F; S4, the rolling resistance F, F air resistance, acceleration resistance and the motor outputs the driving force F F is substituted into kinetic equation F = F + F + F + F, the slope resistance obtained F calculated slope. Wherein, the method using Newton's second law formula to calculate the slope during running car, which does not require the installation gradient sensor, not only saves costs, but also optimize the economic performance and dynamic performance of the vehicle.
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