| 4.7.4. | Proposal for Supplement 9 to UN Regulation No. 85 (Measurement of the net power and the 30 min. power) |
WP.29/2019/44 | UN R85: Proposal for Supplement 9
Proposal to reduce testing burdens by introducing an alternative test method to “decrease the charge air cooler outlet temperature by the same amount that the ambient conditions for the vehicle test varied from the standard temperature.” This aligns with SAE J1349, “9.3 Application of Vehicle Transient Data to Net Power Test.”
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| Reference No. | Description (click for more information) | ||||||
|---|---|---|---|---|---|---|---|
| WP.29/2019/44 |
UN R85: Proposal for Supplement 9
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19 Apr 2019 | World Forum | Formal Documents | Power Measurement of Internal Combustion Engines and Electric Motors Net Power Measurement Uniform Provisions Concerning the Approval of Internal Combustion Engines or Electric Drive Trains Intended for the Propulsion of Motor Vehicles of Categories M and N with regard to the Measurement of the Net Power and the Maximum 30 Minutes Power of Electric Drive Trains | Proposal to reduce testing burdens by introducing an alternative test method to “decrease the charge air cooler outlet temperature by the same amount that the ambient conditions for the vehicle test varied from the standard temperature.” This aligns with SAE J1349, “9.3 Application of Vehicle Transient Data to Net Power Test.” | WP.29/2019/0044 |