Resumen
This document specifies the performance test method of electrically driven low-pressure air compressor packages, where the compression is performed by positive displacement or dynamic compression; utilising atmospheric air as the compression gas. Low-pressure air compressor packages are often referred to as “blowers”.
NOTE Throughout this document, the term ‘low-pressure compressor’ is used to describe a low-pressure air compressor (“blower”) package
Low-pressure compressors with and without means of controlling flow (control may be electrical (e.g. with a variable frequency drive) or mechanical or both) are covered.
This document applies to low-pressure compressors meeting all the following limits:
— Atmospheric inlet air pressure between 0,5 bar and 1,1 bar.
— Discharge vs inlet pressure differential between 0,1 bar and 2,5 bar.
— Discharge vs inlet pressure ratio between 1,1 and 3,5.
This document is not applicable to:
— positive displacement low-pressure compressors with a liquid in the compression element (such as liquid ring pumps and liquid injected low-pressure compressor of screw type)
— multi-stage low-pressure compressors other than multistage centrifugal compressors comprised of multiple, identical or very similar uncooled sections along a single shaft (repeating stages).
— single shaft, multistage centrifugal compressors are treated from the point of measurement and calculation as a single stage
Informaciones generales
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Estado: PublicadoFecha de publicación: 2024-11Etapa: Norma Internacional publicada [60.60]
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Edición: 1Número de páginas: 57
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Comité Técnico :ISO/TC 118/SC 6ICS :23.140
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