ISO 09902-7:2001 pdf download

ISO 09902-7:2001 pdf download.Textile machinery一Noise test code一
Part 7: Dyeing and finishing machinery.
This part of ISO 9902. taken together with ISO 9902-1. specifies the mounting, operating and measuring conditions required for the measurement, declaration and verification of noise emitted by dyeing and finishwig mactunes.
It is applicable to engineering (grade 2) and survey (grade 3) methods, in accordance with the International Standards to which it makes normative reference, and to machines of different types used as defined in ISO 1506 br
preparation,
— dyeing,
— pnnting,
fixing, wetting and drying,
— finishing, and
— making-up or presentation.
It is not applicable to machines for hydro (centrifugal) extraction,
2 Normative references
The following normative documents contain provisions which, through reference in this text, constitute provisions of this part of ISO 9902. For dated references, subsequent amendments to. or revisions of, any of these publications do not apply. However, parties to agreements based on this part of ISO 9902 are encouraged to investigate the possibility of applying the most recent editions of the normative documents indicated below. For undated references, the latest edition of the normative document referred to apies. Members of ISO and IEC maintain registers of currently valid International Standards.
ISO1 5061982, Textile machinery — Dyeing. Iinishirig and allied machinery — Classification and nomenclature.
ISO 3744:1994. Acoustics — Determination of sound power levels of noise sources using sound pressure — Engineering met hod in an essentially free field over a reflecting plane.
ISO 3746:1995, Acoustics — Determination of sound power levels of noise sources using sound pressure — Survey method using an enveloping measurement surface over a reflecting plane.
ISO 3747:2000, Acoustics — Determination of sound power levels of noise sources using sound pressure — Comparison method in situ.
Iso 9614-1:1993, Acoustics — Determination of sound power levels of noise sources using sound intensity — Part 1: Measurement at discrete points.
ISO 9614-2:1996, Acoustics — Determination of sound power levels of noise sources using sound intensity — Part 2: Measurement by scanning.
ISO 9902-1:2000, Textile machinery — Noise test code — Part 1: Common requirements.
Iso 11201:1995, Acoustics — Noise emitted by machinery and equipment — Measurement of emission sound pressure levels at a work station and at other specified positions — Engineering method in an essentially free field over a reflecting plane.
ISO 11202:1995, Acoustics — Noise emitted by machinery and equipment — Measurement of emission sound pressure levels at a work station and at other specified positions — Survey method in situ.
ISO 11204:1995, Acoustics — Noise emitted by machinery and equipment — Measurement of emission sound pressure levels at a work station and at other specified positions — Method requiring environmental corrections.
3 Terms and definitions
For the purposes of this part of ISO 9902, the terms and definitions given in ISO 9902-1 apply.
4 Defining the test object
See Tables 1 to 6 of this part of ISO 9902 and clause 4 of ISO 9902-1 :2001.
5 Sound power level determination
5.1 International Standards required for basic measurements
5.1.1 General
See 5.1 of ISO 9902-1 :2001.
5.1.2 Determination by measuring sound intensity
Determination of the A-weighted sound power level, LWA, using sound intensity measurements shall be in accordance with ISO 9614-1 (discrete points) or ISO 961 4-2 (scanning).
5.1.3 Determination using emission sound pressure levels on a measurement surface
Determination of the A-weighted sound power level, LI,VA, by measurement of A-weighted emission sound pressure levels on a prescribed measurement surface shall be in accordance with one of the following:
ISO 3744,
— ISO 3747, or
— ISO 3746, but only where use of ISO 3744 or ISO 3747 is not practicable.