Document Number GRPE/2015/12
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Document title Proposal for amendments to Regulation No. 85
Date 31 Mar 2015 Proposal to avoid a redundant correction of the measured engine power of supercharged and turbocharged engines fitted with a self-correcting system for ambient conditions such as temperature and altitude. The current correction factor may yield inaccurate results for such configurations.
Source(s) OICA
Status Superseded
Rulemaking area(s)
Meeting(s)
Related documents
GRPE-70-02 Proposal for Supplement 7 to Regulation No. 85 (Superseded)
GRPE-70-03 Proposal for amendments to Regulation No. 85 (Superseded)
WP.29/2015/102 Proposal for Supplement 7 to the original version of Regulation No. 85 (Adopted)
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Excerpts from session reports related to this document
GRPE | Session 71 | 9-12 Jun 2015

34. The expert from OICA presented ECE/TRANS/WP.29/GRPE/2015/12 proposing amendments to UN Regulation No. 85 to avoid a duplicated correction of the measured engine power in case of self-correcting turbochargers.

35. GRPE adopted ECE/TRANS/WP.29/GRPE/2015/12 and requested the secretariat to submit it to WP.29 and AC.1 for consideration and vote at their November 2015 sessions as draft Supplement 7 to the original version of UN Regulation No. 85.