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| Document Title | UN R51: Study on future sound limits values for type-approval for vehicles of category M & N | ||||||||
| Reference Number | GRBP-74-27 | ||||||||
| Date |
12 Sep 2021
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| Summary | TFVS analyses of the feasibility of further limit value reductions and their effectiveness in real traffic conditions. | ||||||||
| Rulemaking Area(s) | UN R51 Vehicle Noise | ||||||||
| Proposal Status | Informal GR review | ||||||||
| Meeting(s) | |||||||||
| Downloads | |||||||||
| UNECE server | .pdf format | .pptx format | |||||||
| Excerpts from session reports related to this document | |||||||||
| GRBP | Session 74 | 15-17 Sep 2021 |
7. The expert from OICA presented the final report of the tyre performance study undertaken by the European Automobile Manufacturers’ Association (ACEA) (GRBP-74-08 and GRBP-74-09). He also presented the outcome of another study on the future sound limits for type approval of vehicles of categories M and N (GRBP-74-27) and pointed out that the final report would be presented to GRBP next year. GRBP agreed to come back to the study in the future and invited experts to directly contact OICA with questions or comments on the study. |
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