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ISO/NP 6798-4

Reciprocating internal combustion engines — Measurement of sound power level using sound pressure — Part 4: Precision methods for hemi-anechoic rooms

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10.20     2. 3. 2026.

ISO

ISO/TC 70

Međunarodni standard

Apstrakt

This document specifies the precision method for hemi-anechoic rooms, which is the measurement method of the sound power level for reciprocating internal combustion engines.
This document applies to all reciprocating internal combustion engines falling within the field of application of ISO 3046-1 and other internal combustion engines where no suitable International Standard exists.

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TRENUTNO

PROJEKAT
ISO/NP 6798-4
10.20 Početak izjašnjavanja o predlogu
2. 3. 2026.