AIGA Centrifugal Compressor for O2 Service

download AIGA Centrifugal Compressor for O2 Service

of 59

  • date post

    01-Oct-2015
  • Category

    Documents

  • view

    3
  • download

    1

Embed Size (px)

description

AIGA Centrifugal Compressor for O2 Service

Transcript of AIGA Centrifugal Compressor for O2 Service

  • CENTRIFUGAL COMPRESSORS FOR

    OXYGEN SERVICE

    AIGA 071/11

    GLOBALLY HARMONISED DOCUMENT

    Asia Industrial Gases Association

    298 Tiong Bahru Road, #20-01 Central Plaza, Singapore 168730 Tel : +65 6276 0160 Fax : +65 6274 9379

    Internet : http://www.asiaiga.org

  • Reproduced with permission from European Industrial Gases Association. All rights reserved. ASIA INDUSTRIAL GASES ASSOCIATION

    298 Tiong Bahru Road #20-01 Central Plaza Singapore 168730 Tel: +65 62760160 Fax: +65 62749379

    Internet: http://www.asiaiga.org

    AIGA 071/11 GLOBALLY HARMONISED DOCUMENT

    CENTRIFUGAL COMPRESSORS FOR

    OXYGEN SERVICE

    Prepared by the members of Working Group 3.10 Achim Bockisch The Linde Group Brian Illis Linde Steve King Air Products Chip Gallagher Air Products Alain Colson Air Liquide John Somavarapu Air Liquide Klaus Schrgers Messer Group GmbH Lou Truong Praxair Andrea Mariotti SOL Hiroshi Masuda JIMGA Makoto Takemoto Taiyo Nippon Sanso Andy.Webb EIGA And participating experts

    Siemens AG Man Turbo GmbH Atlas Copco Comptec Inc IHI Corp.

    Disclaimer

    All publications of AIGA or bearing AIGAs name contain information, including Codes of Practice, safety procedures and other technical information that were obtained from sources believed by AIGA to be reliable and/ or based on technical information and experience currently available from members of AIGA and others at the date of the publication. As such, we do not make any representation or warranty nor accept any liability as to the accuracy, completeness or correctness of the information contained in these publications. While AIGA recommends that its members refer to or use its publications, such reference to or use thereof by its members or third parties is purely voluntary and not binding. AIGA or its members make no guarantee of the results and assume no liability or responsibility in connection with the reference to or use of information or suggestions contained in AIGAs publications. AIGA has no control whatsoever as regards, performance or non performance, misinterpretation, proper or improper use of any information or suggestions contained in AIGAs publications by any person or entity (including AIGA members) and AIGA expressly disclaims any liability in connection thereto. AIGAs publications are subject to periodic review and users are cautioned to obtain the latest edition.

  • AIGA 071/11

    Acknowledgement

    This document is adopted from the European Industrial Gases Association document IGC 27/10 Centrifugal compressors for oxygen service. Acknowledgement and thanks are hereby given to EIGA for permission granted for the use of their document.

  • AIGA 071/11

    Table of Contents

    1. Introduction ...................................................................................................................................... 1

    1.1 General ..................................................................................................................................... 11.1.1 Objective............................................................................................................................ 11.1.2 Other Specifications .......................................................................................................... 21.1.3 Terminology....................................................................................................................... 2

    1.2 Application of this document..................................................................................................... 31.2.1 Oxygen purity .................................................................................................................... 31.2.2 Oxygen enriched gases..................................................................................................... 31.2.3 Moisture............................................................................................................................. 31.2.4 Axial turbo compressors.................................................................................................... 31.2.5 Discharge pressure ........................................................................................................... 31.2.6 Suction pressure ............................................................................................................... 31.2.7 Driver ................................................................................................................................. 31.2.8 Maximum operating temperature ...................................................................................... 41.2.9 Speed ................................................................................................................................ 4

    2. Compressor installation ................................................................................................................... 4

    2.1 Hazard area.............................................................................................................................. 42.1.1 Description ........................................................................................................................ 42.1.2 Enclosure of the hazard area by a safety barrier .............................................................. 52.1.3 Access to the hazard area ................................................................................................ 52.1.4 Equipment location............................................................................................................ 52.1.5 Service pipes and electric cables within the hazard area ................................................. 6

    2.2 Safety barrier ............................................................................................................................ 62.2.1 Purpose ............................................................................................................................. 62.2.2 Responsibilities ................................................................................................................. 62.2.3 The Nature of Burn Through........................................................................................... 62.2.4 Strength and burn through criteria .................................................................................... 72.2.5 Materials of construction ................................................................................................... 72.2.6 Layout of the safety barrier................................................................................................ 82.2.7 Safety barrier miscellaneous design features ................................................................... 9

    2.3 Location .................................................................................................................................. 102.3.1 Compressor house.......................................................................................................... 102.3.2 Safety of personnel and plant ......................................................................................... 102.3.3 Erection and maintenance .............................................................................................. 102.3.4 Overhead cranes............................................................................................................. 10

    2.4 Fire protection and precautions.............................................................................................. 102.4.1 Introduction...................................................................................................................... 102.4.2 Isolation and quick venting systems................................................................................ 112.4.3 Flammable material......................................................................................................... 112.4.4 Protection of personnel ................................................................................................... 11

    3. Compressor design........................................................................................................................ 11

    3.1 Machine Configuration............................................................................................................ 113.2 Design criteria......................................................................................................................... 11

    3.2.1 Possible causes of an oxygen compressor fire............................................................... 113.3 Materials: General .................................................................................................................. 12

    3.3.1 Construction materials..................................................................................................... 123.3.2 Use of aluminium............................................................................................................. 123.3.3 Oxygen compatibility of non metallic materials ............................................................... 12

    3.4 Casings, Diaphragms, Diffusers and Inlet Guide Vanes........................................................ 123.4.1 Casings............................................................................................................................ 123.4.2 Diaphragms and Diffusers............................................................................................... 143.4.3 Variable inlet guide vanes ..................................................................................