ISO/TR TECHNICAL REPORT 12942 First edition 2012-09-01 Compressors Classification - Complementary information to ISO 5390 Compresseurs Classification - Information complementaire a I/SO5390 Reference number ISO/TR 12942:2012(E) @ ISO 2012 vided by IHS under lic itted without license from IHS Not for Resale ISO/TR 12942:2012(E) COPYRIGHTPROTECTEDDOCUMENT ISO2012 All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized in any form or by any means, Iso's member body in the country of the requester. ISO copyright office Case postale 56. CH-1211 Geneva 20 Tel. + 41 22 749 01 11 Fax + 41 22 749 09 47 E-mail [email protected] Web www.iso.org Published in Switzerland @ ISO 2012 - All rights reserved ed by IHS under itted without license from IHS Not for Resale ISO/TR 12942:2012(E) Contents Page Foreword .iv Introductior 1 Scope 2 Designclasses. 2.1 General... 2.2 Classification by equipment type .... 3 2.3 Classification of compressor apparatuses by operation principles.... 2.4 Classification of compressor machines by operation principles ... 2.5 Design classes of compressor machines.... 3 Functional classes of the compressor equipment, terms and definitions.. 22 3.1 General. 22 3.2 Basic functional classes of compressor machines.... 3.3 Formation principles of derivative functional classes for compressor machines.. 27 3.4 Functional classes of compressor apparatuses... 32 4 Design classes of the aggregated compressor equipment, terms and definitions.. 34 4.1 4.2 Design classes of geared mechanical compressors .39 4.3 Design classes of driver-compressors ... .40 4.4 Design classes of geared driver-compressors .... .46 4.5 Design and service-duty classes of compressor plants ... 4.6 Design classes of packaged compressor plants .... .51 Annex A (informative) Design, functional and service-duty classification ... 54 Bibliography. .59 Copyright Inteatinal organizainrstadardizalionghts reserved ii IHS unde Not for Resale