GB/T 12544-2012: Translated English of Chinese Standard (GBT 12544-2012, GB/T12544-2012, GBT12544-2012): Measurement of Maximum Speed of Motor Vehicles
https://www.chinesestandard.net, 15.9.2017 - 12 sivua
This standard specifies the measurement of maximum speed of motor vehicles. This standard is applicable to all motor vehicles except electric vehicles. Combination vehicles may also refer to the provisions of this standard.
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acceleration area according to GB/T air density allowable loading mass Appendix atmospheric pressure Calculation formula Categories M2 Category N vehicles centrifugal force China Automotive complete vehicle mass component of wind correction factor design total mass direction of vehicle double-direction test driving direction exceed Factor for Ring Formula for Air horizontal component km/h less than 2t load distribution M2 and M3 M3 motor vehicles mass and load mass of vehicle maximum allowable loading maximum design total maximum speed test maximum stable speed measured on ring measurement area Measurement Parameters Normative number of test ring road road characteristics road section/m Road Test Method Single-direction test speed in driving Speed measurement Speed of Motor speed on ring speed/(km/h standard environment straight road 5.2.1 temperature Test frequency test mass Test on Straight Test Record Sheet uniformly distributed according units and accuracy vehicle and Category vehicle with maximum vehicles is uniformly wind speed