| Measurement Uncertainties: Status report of the informal group |
| Reference Number: GRBP-78-09 |
| Meeting Sessions: 78th GRBP session (30 Aug-1 Sep 2023) |
| Document date: 20 Jul 23 |
| Relevant to: UN Regulation No. 51 | Vehicle Noise Emissions and UN Regulation No. 117 | Tire Rolling Sound Emissions, Adhesion on Wet Surfaces, and Rolling Resistance |
| Click here to view the full document file |
| UN R51: Proposal for a supplement to the 03 series of amendments |
| Reference Number: GRBP-78-10 |
|
This proposal concerns to amendments to Annex 7. The proposed changes regarding sound enhancement systems are based on the 03 series of amendment up to Supplement 9. In addition, some clarifications concerning power definition and temperature correction have been included based on experiences with the last changes of this regulation. |
| Submitted by: OICA |
| Meeting Sessions: 78th GRBP session (30 Aug-1 Sep 2023) |
| Document date: 28 Jul 23 |
| Document status: Informal GR review |
| Relevant to: UN Regulation No. 51 | Vehicle Noise Emissions |
| Click here to view the full document file |
| RD-ASEP: Proposal for Terms of Reference of the Informal Working Group on Real Driving-Additional Sound Emission Provisions |
| Reference Number: GRBP-78-13 |
| Meeting Sessions: 78th GRBP session (30 Aug-1 Sep 2023) |
| Document date: 02 Aug 23 |
| Relevant to: UN Regulation No. 41 | Motorcycle Noise and UN Regulation No. 51 | Vehicle Noise Emissions |
| Click here to view the full document file |
| ASEP: Status report of the informal working group |
| Reference Number: GRBP-78-14 |
| Meeting Sessions: 78th GRBP session (30 Aug-1 Sep 2023) |
| Document date: 02 Aug 23 |
| Relevant to: UN Regulation No. 41 | Motorcycle Noise and UN Regulation No. 51 | Vehicle Noise Emissions |
| Click here to view the full document file |
| UN R51 and WHO maximum noise levels |
| Reference Number: GRBP-78-25 |
| Submitted by: MAA |
| Meeting Sessions: 78th GRBP session (30 Aug-1 Sep 2023) |
| Document date: 09 Aug 23 |
| Relevant to: UN Regulation No. 51 | Vehicle Noise Emissions |
| Click here to view the full document file |
| UTAC ASEP/RD-ASEP Study: Interim Report to 78th GRBP |
| Reference Number: GRBP-78-34 |
| Submitted by: OICA |
| Meeting Sessions: 78th GRBP session (30 Aug-1 Sep 2023) |
| Document date: 29 Aug 23 |
| Relevant to: UN Regulation No. 51 | Vehicle Noise Emissions |
| Click here to view the full document file |
| Vehicle Sound task force status report to GRBP |
| Reference Number: GRBP-78-35 |
| Meeting Sessions: 78th GRBP session (30 Aug-1 Sep 2023) |
| Document date: 31 Aug 23 |
| Relevant to: UN Regulation No. 41 | Motorcycle Noise, UN Regulation No. 51 | Vehicle Noise Emissions, and WP.29 Discussion Topic | Vehicle Sound |
| Click here to view the full document file |
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