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  • BS EN ISO 25457:2008

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    Superseded A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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    Petroleum, petrochemical and natural gas industries. Flare details for general refinery and petrochemical service

    Available format(s):  Hardcopy, PDF

    Superseded date:  30-10-2023

    Language(s):  English

    Published date:  31-07-2015

    Publisher:  British Standards Institution

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    Table of Contents - (Show below) - (Hide below)

    Foreword
    Introduction
    1 Scope
    2 Normative references
    3 Terms and definitions
    4 Design
      4.1 Introduction
      4.2 System design
      4.3 Process definition
      4.4 Types of flares
      4.5 Flare burners
      4.6 Mechanical design
      4.7 Pilots
      4.8 Pilot-ignition systems
      4.9 Pilot-flame detection
      4.10 Piping
      4.11 Auxiliary components
    5 Mechanical details - Elevated flares
      5.1 Mechanical design - Design loads
      5.2 Design details
      5.3 Materials of construction
      5.4 Welding
      5.5 Inspection
      5.6 Surface preparation and protection
      5.7 Attachments
      5.8 Aircraft warning lighting
      5.9 Platforms and ladders
    6 Mechanical details - Enclosed-flame flare
      6.1 Combustion chamber
      6.2 Burners
      6.3 Burner piping
      6.4 Pilots
      6.5 Wind fence
      6.6 Radiation shielding
    Annex A (informative) - Flare equipment overview
          A.1 Types of flares and components
          A.2 Flare burner
          A.3 Pilots
          A.4 Ignition equipment
          A.5 Flame-detection equipment
          A.6 Verification test
          A.7 Purge-gas conservation seals
          A.8 Knockout drums and liquid seals
          A.9 Blowers and drivers
          A.10 Blower staging and control equipment
          A.11 Pressure-staging equipment
          A.12 Flow and pressure sensing equipment
    Annex B (informative) - Components of multi-burner
                            staged flare equipment
          B.1 Burners
          B.2 Pilots
          B.3 Ignition equipment
          B.4 Flame-detection equipment
          B.5 Buoyancy and velocity seals
          B.6 Manifolds
          B.7 Operations
          B.8 Maintenance
          B.9 Troubleshooting
    Annex C (informative) - Enclosed-flame flares
          C.1 Purpose
          C.2 General description
          C.3 Operating considerations for
               enclosed-flame flares
          C.4 Maintenance
          C.5 Troubleshooting
    Annex D (informative) - Instructions for flare data
                            sheets
          D.1 Introduction
          D.2 General information forms - Instructions
          D.3 Elevated-flare forms - Instructions
          D.4 Enclosed-flare forms - Instructions
    Annex E (informative) - Flare data sheets
          E.1 SI units
          E.2 USC units
    Bibliography

    Abstract - (Show below) - (Hide below)

    Describes requirements and provides guidance for the selection, design, specification, operation and maintenance of flares and related combustion and mechanical components used in pressure-relieving and vapour-depressurizing systems for petroleum, petrochemical and natural gas industries.

    General Product Information - (Show below) - (Hide below)

    Committee PSE/17/-/6
    Development Note Supersedes 07/30140820 DC. (02/2009)
    Document Type Standard
    Publisher British Standards Institution
    Status Superseded
    Superseded By
    Supersedes

    Standards Referencing This Book - (Show below) - (Hide below)

    ASME PV CODE 8 DIV 2 : 2017 BOILER AND PRESSURE VESSEL CODE - RULES FOR CONSTRUCTION OF PRESSURE VESSELS DIVISION 2- ALTERNATIVE RULES
    ISO 2408:2017 Steel wire ropes — Requirements
    ISO 15649:2001 Petroleum and natural gas industries — Piping
    API 2A WSD : 2014 PLANNING, DESIGNING, AND CONSTRUCTING FIXED OFFSHORE PLATFORMS - WORKING STRESS DESIGN
    NACE 3 : 2007 COMMERCIAL BLAST CLEANING
    ISO 8501-1:2007 Preparation of steel substrates before application of paints and related products — Visual assessment of surface cleanliness — Part 1: Rust grades and preparation grades of uncoated steel substrates and of steel substrates after overall removal of previous coatings
    ISO 10684:2004 Fasteners — Hot dip galvanized coatings
    ASTM A 123/A123M : 2017 : REDLINE Standard Specification for Zinc (Hot-Dip Galvanized) Coatings on Iron and Steel Products
    EN 10264-2:2012 Steel wire and wire products - Steel wire for ropes - Part 2: Cold drawn non alloy steel wire for ropes for general applications
    CFR 40(PT60) : JUL 2016 PROTECTION OF ENVIRONMENT - ENVIRONMENTAL PROTECTION AGENCY
    ASME B31.3:2016 PROCESS PIPING
    ISO 1461:2009 Hot dip galvanized coatings on fabricated iron and steel articles — Specifications and test methods
    ASCE 7 05 : 2006 MINIMUM DESIGN LOADS FOR BUILDINGS AND OTHER STRUCTURES
    BS 2742M(1960) : 1960 MINIATURE SMOKE CHART
    ASTM A 586 : 2004 : REV A Standard Specification for Zinc-Coated Parallel and Helical Steel Wire Structural Strand
    ISO 13705:2012 Petroleum, petrochemical and natural gas industries — Fired heaters for general refinery service
    ASME B16.5 : 2017 PIPE FLANGES AND FLANGED FITTINGS: NPS 1/2 THROUGH NPS 24 METRIC/INCH STANDARD
    EN 12385-10:2003+A1:2008 Steel wire ropes - Safety - Part 10: Spiral ropes for general structural applications
    AWS D1.1/D1.1M : 2015 STRUCTURAL WELDING CODE-STEEL
    ISO 23251:2006 Petroleum, petrochemical and natural gas industries Pressure-relieving and depressuring systems
    AISC S302 : 1986 CODE OF STANDARD PRACTICE FOR STEEL BUILDINGS AND BRIDGES
    ASME B16.47 : 2017 LARGE DIAMETER STEEL FLANGES: NPS 26 THROUGH NPS 60 METRIC/INCH STANDARD
    AMCA 801 : 2001(R2008) INDUSTRIAL PROCESS/POWER GENERATION FANS - SPECIFICATIONS GUIDELINES
    BS 2742C:1957 Ringelmann chart
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