Document ID: chunk:federal_register_of_legislation:F2024L00446:reg:0:p28
Version: federal_register_of_legislation:F2024L00446
Segment Type: reg
Provision Reference: reg 0 (pt 28/34)
Character Range: 490920–498189

f1
                                                              f2
Final results                                                 Torque method:
                                                              c0 =
                                                              c1 =
                                                              c2 =
                                                              and
                                                              f0 =
                                                              f1 =
                                                              f2 =

                                                              Coastdown method:
                                                              f0 =
                                                              f1 =
                                                              f2 =

       Or

        Wind tunnel method

Facility (name/location/dynamometer's reference)                      :
Qualification of the facilities                                       :  Report reference and date
Dynamometer
      Type of dynamometer                                             :  flat belt or chassis dynamometer
      Method                                                          :  stabilised speeds or deceleration method

      Warm up                                                         :  warm-up by dyno or by driving the vehicle
      Correction of the roller curve                                  :  (for chassis dynamometer, if applicable)

      Method of chassis dynamometer setting                           :  Fixed run / iterative / alternative with its own warmup cycle
Measured aerodynamic drag coefficient multiplied by the frontal area  :  Velocity (km/h)  CD × A (m²)
                                                                         …                …
                                                                         …                …

Result                                                                :  f0 =
                                                                         f1 =
                                                                         f2 =

       Or

       Road load matrix on road

Method of the test                                         :  coastdown
                                                               or torque meter method
Facility (name/location/track's reference)                 :
Coastdown mode                                             :  y/n
Wheel alignment                                            :  Toe and camber values
Ground clearance                                           :
Vehicle height                                             :
Drivetrain lubricants                                      :
Wheel bearing lubricants                                   :
Brake adjustment to avoid unrepresentative parasitic drag  :
Maximum reference speed (km/h)                             :

Anemometry                                                 :  stationary
                                                              or on board: influence of anemometry (CD × A) and if it was corrected.
Number of split(s)                                         :
Wind                                                       :  average, peaks and direction in conjunction with direction of the test track
Air pressure                                               :
Temperature (mean value)                                   :
Wind correction                                            :  y/n
Tyre pressure adjustment                                   :  y/n
Raw results                                                :  Torque method:
                                                              c0r =
                                                              c1r =
                                                              c2r =

                                                              Coastdown method:
                                                              f0r =
                                                              f1r =
                                                              f2r =
Final results                                                 Torque method:
                                                              c0r =
                                                              c1r =
                                                              c2r =
                                                              and
                                                              f0r (calculated for vehicle HM) =
                                                              f2r (calculated for vehicle HM) =
                                                              f0r (calculated for vehicle LM) =
                                                              f2r (calculated for vehicle LM) =

                                                              Coastdown method:
                                                              f0r (calculated for vehicle HM) =
                                                              f2r (calculated for vehicle HM) =
                                                              f0r (calculated for vehicle LM) =
                                                              f2r (calculated for vehicle LM) =

       Or

       Road load matrix wind tunnel method

Facility (name/location/dynamometer's reference)                      :
Qualification of the facilities                                       :  Report reference and date
Dynamometer
      Type of dynamometer                                             :  flat belt or chassis dynamometer
      Method                                                          :  stabilised speeds or deceleration method

      Warm up                                                         :  warm-up by dyno or by driving the vehicle
      Correction of the roller curve                                  :  (for chassis dynamometer, if applicable)

      Method of chassis dynamometer setting                           :  Fixed run / iterative / alternative with its own warmup cycle
Measured aerodynamic drag coefficient multiplied by the frontal area  :  Velocity (km/h)  CD × A (m²)
                                                                         …                …
                                                                         …                …

Result                                                                :  f0r =
                                                                         f1r =
                                                                         f2r =

                                                                         f0r (calculated for vehicle HM) =
                                                                         f2r (calculated for vehicle HM) =
                                                                         f0r (calculated for vehicle LM) =
                                                                         f2r (calculated for vehicle LM) =

       2.4.2. Vehicle Low

       Repeat paragraph 2.4.1.