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WP.29/2019/44

UN R85: Proposal for Supplement 9

Source(s)

Date

11 Apr 2019

Status

Adopted

Subject

UN R85 Net Power Measurement

Impact

Original text | Supplement 9

Meeting(s)

WP.29 | Session 178 | 24-28 Jun 2019

Agenda item 4.7.4. Proposal for Supplement 9 to UN Regulation No. 85 (Measurement of the net power and the 30 min. power)

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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Related documents

Excerpts from session reports

GRPE | Session 78 | 7-11 Jan 2019

38. The expert from OICA presented ECE/TRANS/WP.29/GRPE/2019/7 proposing to amend, in UN Regulation No. 85, the wording of the description of auxiliaries to be fitted for testing to reduce potential testing burden. The experts from Netherlands, France, UK and EC did not see the benefit in some part of the proposal and would only support the proposed amendments contained in the first paragraph of the proposal. GRPE adopted ECE/TRANS/WP.29/GRPE/2019/7 as amended by Annex IX.

39. GRPE requested the secretariat to submit Annex IX of the report to WP.29 and the AC.1 for consideration and vote at their June 2019 sessions as draft Supplement 9 to UN Regulation No. 85.

WP.29 | Session 178 | 24-28 Jun 2019

With 35 of the 47 Contracting Parties applying UN R85 present and voting, AC.1 adopted document WP.29/2019/44 by a vote of 35 in favor, 0 opposed, with 0 abstaining.