Vehicle and Tyre Noise
| QRTV chairman's report to the GRB 54th session |
| Reference Number: GRB-54-18 |
| Meeting Sessions: 54th GRB session (19-21 Sep 2011) |
| Document date: 21 Sep 11 |
| Relevant to: WP.29 Discussion Topic | Quiet Road Transport Vehicles |
| Click here to view the full document file |
| QRTV briefing |
| Reference Number: n.a. |
| Meeting Sessions: 54th GRB session (19-21 Sep 2011) |
| Document date: 19 Sep 11 |
| Relevant to: WP.29 Discussion Topic | Quiet Road Transport Vehicles |
| Click here to view the full document file |
| YouTube video: UNECE WP.29 quiet car sound levels demonstration |
| Reference Number: GRB|2011|video |
| Meeting Sessions: 54th GRB session (19-21 Sep 2011) |
| Document date: 07 Sep 11 |
| Relevant to: WP.29 Discussion Topic | Quiet Road Transport Vehicles |
| Click here to view the full document file |
| Proposal to develop a GTR on quiet vehicles |
| Reference Number: WP.29-155-42 |
| Submitted by: USA and Japan |
| Meeting Sessions: 155th WP.29 session (15-18 Nov 2011) |
| Document date: 17 Nov 11 |
| Relevant to: WP.29 Discussion Topic | Quiet Road Transport Vehicles |
| Click here to view the full document file |
| Provisional agenda of the 9th QRTV informal group session |
| Reference Number: QRTV-09-01 |
| Meeting Sessions: 9th QRTV session (5-7 Dec 2011) |
| Document date: 25 Nov 11 |
| Relevant to: WP.29 Discussion Topic | Quiet Road Transport Vehicles |
| Click here to view the full document file |
| Exterior Noise Perception of Battery Electric Vehicles |
| Reference Number: QRTV-09-02 |
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Presentation on University of Duisberg Essen research into acoustic warning signals for electric vehicles. |
| Submitted by: UDE-CAR |
| Meeting Sessions: 9th QRTV session (5-7 Dec 2011) |
| Document date: 05 Dec 11 |
| Relevant to: WP.29 Discussion Topic | Quiet Road Transport Vehicles |
| Click here to view the full document file |
| Outlook on candidate performance specifications for QRTV |
| Reference Number: QRTV-09-03 |
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OICA presentation on its review of feasible specifications currently under discussion among vehicle makers to describe the performance characteristics of an audible signal for quiet vehicles. |
| Submitted by: OICA |
| Meeting Sessions: 9th QRTV session (5-7 Dec 2011) |
| Document date: 05 Dec 11 |
| Relevant to: WP.29 Discussion Topic | Quiet Road Transport Vehicles |
| Click here to view the full document file |
| Third Octave Bands |
| Reference Number: QRTV-09-05 |
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Chart of third-octave filter bands for use in discussions of audible signals for quiet vehicles. |
| Meeting Sessions: 9th QRTV session (5-7 Dec 2011) |
| Document date: 05 Dec 11 |
| Relevant to: WP.29 Discussion Topic | Quiet Road Transport Vehicles |
| Click here to view the full document file |
| Broadband frequency options for even sound field |
| Reference Number: QRTV-09-06 |
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Tables and figures illustrating relationships between acoustic signals and distance from their sources. |
| Meeting Sessions: 9th QRTV session (5-7 Dec 2011) |
| Document date: 05 Dec 11 |
| Relevant to: WP.29 Discussion Topic | Quiet Road Transport Vehicles |
| Click here to view the full document file |
| Sound detection of electric vehicles by blind or visually impaired persons |
| Reference Number: QRTV-09-07 |
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Presentation of the results of an inquiry by the German Federal Highway Research Institute into the perception of acoustic signals by visually impaired pedestrians. |
| Submitted by: BASt |
| Meeting Sessions: 9th QRTV session (5-7 Dec 2011) |
| Document date: 05 Dec 11 |
| Relevant to: WP.29 Discussion Topic | Quiet Road Transport Vehicles |
| Click here to view the full document file |
| AVAS Sound Specification |
| Reference Number: QRTV-09-08 |
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Review of Japan’s work on the development of specifications for an audible warning signal for quiet vehicles. |
| Submitted by: JASIC |
| Meeting Sessions: 9th QRTV session (5-7 Dec 2011) |
| Document date: 05 Dec 11 |
| Relevant to: WP.29 Discussion Topic | Quiet Road Transport Vehicles |
| Click here to view the full document file |
| Equal loudness curve |
| Reference Number: QRTV-09-09 |
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Frequency/sound pressure graph for use in discussions on audible signals for quiet vehicles. |
| Meeting Sessions: 9th QRTV session (5-7 Dec 2011) |
| Document date: 05 Dec 11 |
| Relevant to: WP.29 Discussion Topic | Quiet Road Transport Vehicles |
| Click here to view the full document file |
| IMMA Contribution to QRTV IG |
| Reference Number: QRTV-09-10 |
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Presentation highlighting differences between the behaviors and characteristics of two-wheeled electric vehicles and their four-wheel counterparts. |
| Submitted by: IMMA |
| Meeting Sessions: 9th QRTV session (5-7 Dec 2011) |
| Document date: 05 Dec 11 |
| Relevant to: WP.29 Discussion Topic | Quiet Road Transport Vehicles |
| Click here to view the full document file |
| EU proposal for a regulation on the sound level of motor vehicles |
| Reference Number: GRB-56/GAR-01 |
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EC proposal (COM 856 final) aimed at reducing environmental noise by introducing a new test method for measuring noise emissions, by lowering the noise limit values, by including additional sound emission provisions in the type-approval procedure. Includes minimum noise for electric vehicles. |
| Submitted by: EC |
| Meeting Sessions: 56th GRB session (3-5 Sep 2012) |
| Document date: 09 Dec 11 |
| Relevant to: UN Regulation No. 51 | Vehicle Noise Emissions |
| Click here to view the full document file |
| Proposal for Supplement 2 to the 02 series of amendments to Regulation No. 117 |
| Reference Number: GRRF/2012/5 |
| Submitted by: France |
| Meeting Sessions: 72nd GRRF session (20-24 Feb 2012) |
| Document date: 09 Dec 11 |
| Relevant to: UN Regulation No. 117 | Tire Rolling Sound Emissions, Adhesion on Wet Surfaces, and Rolling Resistance |
| Click here to view the full document file |
| Proposal for Corrigendum 4 to the 02 series of amendments to Regulation No. 117 |
| Reference Number: GRRF/2012/10 |
| Submitted by: ETRTO |
| Meeting Sessions: 72nd GRRF session (20-24 Feb 2012) |
| Document date: 09 Dec 11 |
| Document status: Superseded |
| Relevant to: UN Regulation No. 117 | Tire Rolling Sound Emissions, Adhesion on Wet Surfaces, and Rolling Resistance |
| Click here to view the full document file |
| Key Acoustic Specifications for a QRTV Sounder |
| Reference Number: QRTV-09-04 |
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Review of current deliberations on key performance characteristics of an audible signal for quiet vehicles. |
| Meeting Sessions: 9th QRTV session (5-7 Dec 2011) |
| Document date: 12 Dec 11 |
| Relevant to: WP.29 Discussion Topic | Quiet Road Transport Vehicles |
| Click here to view the full document file |
| Proposal for Corrigendum 1 to Revision 2 of Regulation No. 51 | |
| Reference Number: WP.29/2012/38 | |
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Correction to Revision 2 of UN R51, concerning an error in the reference to the Consolidated Resolution on the Construction of Vehicles (R.E.3). |
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| Meeting Sessions: 156th WP.29 session (13-16 Mar 2012) | |
| Document date: 29 Dec 11 | |
| Relevant to: UN Regulation No. 51 | Vehicle Noise Emissions | |
| Adoption Vote | |
| This proposal (WP.29/2012/38) was adopted by the World Forum. Thirty-two Contracting Parties out of the 40 applying UN R51 were present for the vote by AC.1. Thirty-two voted in favor with zero against and zero abstaining. | |
| Click here to view the full document file | |
| Proposal for Supplement 1 to the 02 series of amendments to Regulation No. 117 | |
| Reference Number: WP.29/2012/2 | |
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Proposal to introduce improved wet grip and snow tire provisions adopted at the March 2012 Forum session as amended by paragraph 65 of the session report. (Click the meeting link to access the session report.) |
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| Meeting Sessions: 156th WP.29 session (13-16 Mar 2012) | |
| Document date: 22 Dec 11 | |
| Relevant to: UN Regulation No. 117 | Tire Rolling Sound Emissions, Adhesion on Wet Surfaces, and Rolling Resistance | |
| Adoption Vote | |
| This proposal (WP.29/2012/2), as amended by para. 65, was adopted by the World Forum. Thirty-three Contracting Parties out of the 45 applying UN R117 were present for the vote by AC.1. Thirty-three voted in favor with zero against and zero abstaining. | |
| Click here to view the full document file | |
| Proposal for the 01 series of amendments to Regulation No. 92 | |
| Reference Number: WP.29/2012/5 | |
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Adopted by the Forum and integrated into the regulation via Revision 1. |
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| Meeting Sessions: 156th WP.29 session (13-16 Mar 2012) | |
| Document date: 20 Dec 11 | |
| Relevant to: UN Regulation No. 92 | Replacement Exhaust Silencing Systems for Motorcycles | |
| Adoption Vote | |
| This proposal (WP.29/2012/5), as amended by para. 67, was adopted by the World Forum. Eleven Contracting Parties out of the 19 applying UN R92 were present for the vote by AC.1. Eleven voted in favor with zero against and zero abstaining. | |
| Click here to view the full document file | |
| Proposal for Supplement 1 to the 02 series of amendments to Regulation No. 117 | |
| Reference Number: WP.29/2012/6 | |
| Meeting Sessions: 156th WP.29 session (13-16 Mar 2012) | |
| Document date: 20 Dec 11 | |
| Relevant to: UN Regulation No. 117 | Tire Rolling Sound Emissions, Adhesion on Wet Surfaces, and Rolling Resistance | |
| Adoption Vote | |
| This proposal (WP.29/2012/6) was adopted by the World Forum. Thirty-three Contracting Parties out of the 45 applying UN R117 were present for the vote by AC.1. Thirty-three voted in favor with zero against and zero abstaining. | |
| Click here to view the full document file | |