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Assessment and handling of noise measurement uncertainties

Reference Number: TFMU-03-08

Submission to the January 2020 GRPE session: Strategic approach to handling noise measurement uncertainties and its application to UN R51.03 and UN R117.02.

Meeting Sessions: 3rd TFMU session (8-9 Jan 2020)

Document date: 22 Jan 20

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

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UN R51: EC Study on sound level limits of M- and N- category vehicles

Reference Number: GRBP-71-11

Text submitted by the expert of EC to update on the study and investigate the sound level limits of M- and N-category vehicles in Europe.

Submitted by: EC

Meeting Sessions: 71st GRBP session (28-31 Jan 2020)

Document date: 21 Jan 20

Document status: GR information

Relevant to: UN Regulation No. 51 | Vehicle Noise Emissions

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UN R51 : Task Force Measurement Uncertainties (TF MU) guidelines to the objectives and rules of procedure

Reference Number: GRBP-71-05

The text proposed by the Chairman of TFMU for the guidelines on the objectives and rules of procedure of the task force.

Meeting Sessions: 71st GRBP session (28-31 Jan 2020)

Document date: 17 Jan 20

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

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UN R51, UN R117 TF Measurement Uncertainties (MU): Status report

Reference Number: GRBP-71-04

GRBP to note the report from the TF MU on its aim to harmonize measures for evaluating systematic errors and random errors to improve the test procedures.

Meeting Sessions: 71st GRBP session (28-31 Jan 2020)

Document date: 31 Dec 19

Document status: GR information

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

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Draft report of the 3rd Noise Measurement Uncertainties task force session

Reference Number: TFMU-03-06

Meeting Sessions: 3rd TFMU session (8-9 Jan 2020)

Document date: 17 Jan 20